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Documentation: Merge/update french user-manual translation
Merge/update french user-manual translation. Signed-off-by: Guillaume GARDET <guillaume.gardet@free.fr> Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
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@ -511,10 +511,10 @@ ligne de commande.</p></div>
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<div class="sect1">
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<h2 id="S_StartUsing">3. Commencer à utiliser le programme</h2>
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<div class="sectionbody">
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<div class="paragraph"><p>La fenêtre <em>Subsurface</em> est généralement divisée en 4 panneaux avec un <strong>Menu
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principal</strong> (Fichier Importer Journal Vue Aide) en haut de la fenêtre (pour
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Windows et Linux) ou en haut de l'écran (pour Mac et Ubuntu Unity). Les
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quatre panneaux sont :</p></div>
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<div class="paragraph"><p>The <em>Subsurface</em> window is usually divided into four panels with a <strong>Main
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Menu</strong> (File Import Log View Help) at the top of the window (for Windows and
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Linux) or the top of the screen (for Mac and Ubuntu Unity). The four panels
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are:</p></div>
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<div class="paragraph"><p>La <strong>liste des plongées</strong> en bas à gauche, contenant une liste de toutes les
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plongées du journal (carnet) de plongées de l’utilisateur. Une plongée peut
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être sélectionnée et mise en surbrillance dans la liste en cliquant
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|
@ -1572,7 +1572,18 @@ accessible through the Import dialogue are also supported, as explained
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below.</p></div>
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</div>
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<div class="sect3">
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<h4 id="_importing_from_mares_dive_organiser_v2_1">5.3.2. Importing from Mares Dive Organiser V2.1</h4>
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<h4 id="_importing_from_heinrichs_weikamp_ostc_tools">5.3.2. Importing from Heinrichs Weikamp OSTC Tools</h4>
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<div class="paragraph"><p><em>OSTC Tools</em> is a Microsoft-based suite of dive download and dive management
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tools for the OSTC family of dive computers. <em>OSTC Tools</em> downloads dive
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data from the dive computer and stores it as a binary file with file
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extension <em>.dive</em> . Subsurface can directly import these files when using
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the universal import dialogue. From the dropdown list at the bottom right
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select <em>All files</em>. This makes the <em>OSTC Tools</em> dive logs visible in the
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file list panel. Select one or more dive, then click the <em>Open</em> button. The
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OSTC dives are shown in the <strong>Dive List</strong> panel.</p></div>
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</div>
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<div class="sect3">
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<h4 id="_importing_from_mares_dive_organiser_v2_1">5.3.3. Importing from Mares Dive Organiser V2.1</h4>
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<div class="paragraph"><p>Since Mares utilise proprietary Windows software not compatible with
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multi-platform applications, these dive logs cannot be directly imported
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into <em>Subsurface</em>. Mares dive logs need to be imported using a three-step
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|
@ -1604,7 +1615,7 @@ Finally, import the dives from <em>divelogs.de</em> to <em>Subsurface</em>, usin
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</ol></div>
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</div>
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<div class="sect3">
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<h4 id="S_ImportingDivelogsDe">5.3.3. Importing dives from <strong>divelogs.de</strong></h4>
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<h4 id="S_ImportingDivelogsDe">5.3.4. Importing dives from <strong>divelogs.de</strong></h4>
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<div class="paragraph"><p>The import of dive information from <em>divelogs.de</em> is simple, using a single
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dialogue box. The <em>Import → Import from Divelogs.de</em> option should be
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selected from the Main Menu. This brings up a dialogue box (see figure on
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@ -1621,7 +1632,7 @@ after which the imported dives appear in the <em>Subsurface</em> <strong>Dive Li
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</div>
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</div>
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<div class="sect3">
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<h4 id="S_ImportingCSVData">5.3.4. Importing data in CSV format</h4>
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<h4 id="S_ImportingCSVData">5.3.5. Importing data in CSV format</h4>
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<div class="paragraph"><p>A comma-separated file (.csv) can be used to import dive information either
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as dive profiles (as in the case of the APD Inspiration and Evolution closed
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circuit rebreathers) or as dive metadata (in case the user keeps dive data
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@ -2375,6 +2386,69 @@ tab only shows the file names of the photos. This is normal behaviour. If,
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later, the external drive with the photos is connected again, the photos can
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be seen in the normal way.</p></div>
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</div>
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<div class="sect3">
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<h4 id="Moving_images">5.5.5. Moving photographs among directories, hard disks or computers</h4>
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<div class="paragraph"><p>After a photograph has been loaded into <em>Subsurface</em> and associated with a specific dive, the directory
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where the photo lies is stored, allowing <em>Subsurface</em> to find the photograph when the dive is
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opened again. If the photo or the whole photo collection is moved to another drive or to a different
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machine, it is unlikely that the directory structure will remain identical to that of the original uploaded
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photo. When this happens, <em>Subsurface</em> looks for the photos at their original location before they were moved,
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cannot find them and therefore cannot display them. Because, after moving photos, large numbers of photos
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may need to be deleted and re-imported from the new location, <em>Subsurface</em> has a mechanism that eases the
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process of updating the directory information for each photo: automatic updates using fingerprints.</p></div>
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<div class="paragraph"><p>When a photo is loaded into <em>Subsurface</em>, a fingerprint for the image is calculated and stored with the
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other reference information for that photo. After moving a photo collection (that has already been loaded
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into <em>Subsurface</em>) to a different directory, disk or computer, <em>Subsurface</em> can perform the
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following steps:</p></div>
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<div class="ulist"><ul>
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<li>
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<p>
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look through a particular directory (and all its subdirectories recursively)
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where photos have been moved
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to,
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</p>
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</li>
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<li>
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<p>
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calculate fingerprints for all photos in this directory, and
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</p>
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</li>
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<li>
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<p>
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if there is a match between a calculated fingerprint and the one originally
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calculated when a photo was
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loaded into <em>Subsurface</em> (even if the original file name has changed), to
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automatically update the directory information so that <em>Subsurface</em> can find
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the photo in the new moved directory.
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</p>
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</li>
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</ul></div>
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<div class="paragraph"><p>This is achieved by selecting from the Main Menu: <em>File → Find moved images</em>. This brings up a window within
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which the NEW directory of the photos needs to be specified. Select the appropriate directory and click
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the <em>Scan</em> button towards the bottom right of the panel. The process may require several minutes to
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complete, after which <em>subsurface</em> will show the appropriate photographs when a particular dive is opened.</p></div>
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<div class="sidebarblock" id="Image_fingerprint_upgrade">
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<div class="content">
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<div class="paragraph"><p><strong>Upgrading existing photo collections without fingerprints</strong></p></div>
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<div class="admonitionblock">
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<table><tr>
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<td class="icon">
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<img src="images/icons/important.png" alt="Important" />
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</td>
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<td class="content">Software for the automated update of existing photo collections is under
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developement. Currently single dives must be upgraded one at a time. Select
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the toolbar button on the <strong>Dive profile</strong> panel that enables the display of
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images. The thumbnails of images are shown on the dive profile. Then open
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the dive and change anything in the <strong>Notes</strong> panel that brings up the blue
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edit bar at the top of the notes panel to save the edits. For instance, add
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a space character at the end of the <em>Notes</em> text box and immediately delete
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that space character. Select the optio <em>Apply changes</em> in the blue edit bar
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to save the dive information. Fingerprints are calculated while saving this
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specific dive.</td>
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</tr></table>
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</div>
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</div></div>
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</div>
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</div>
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<div class="sect2">
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<h3 id="_logging_special_types_of_dives">5.6. Logging special types of dives</h3>
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@ -3253,9 +3327,9 @@ Graph <strong>E</strong> indicates the situation after remaining at 4.5 meters f
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<div class="sectionbody">
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<div class="sect2">
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<h3 id="_the_dive_list_context_menu">7.1. The Dive List context menu</h3>
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<div class="paragraph"><p>Many actions within <em>Subsurface</em> are dependent on a context menu used mostly
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to manipulate groups of dives. The context menu is found by selecting a dive
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or a group of dives and then right-clicking.</p></div>
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<div class="paragraph"><p>Several actions on either a single dive or a group of dives can be performed
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using the Dive List Context Menu, found by selecting either a single dive or
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a group of dives and then right-clicking.</p></div>
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<div class="imageblock" style="text-align:center;">
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<div class="content">
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<img src="images/ContextMenu.jpg" alt="Figure: Context Menu" />
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@ -3301,16 +3375,20 @@ may sometimes need to renumber the dives. This is performed by selecting
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respect to the lowest sequence number to be used. Completing this operation
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results in new sequence numbers (based on date/time) for the dives in the
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<strong>Dive List</strong> panel.</p></div>
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<div class="paragraph"><p>One can also renumber a few selected dives in the dive list. Select the
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dives that need renumbering. Right-click on the selected list and use the
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Dive List Context Menu to perform the renumbering. A popup window appears
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requiring the user to specify the starting number for the renumbering
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process.</p></div>
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</div>
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<div class="sect2">
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<h3 id="S_Group">7.3. Grouping dives into trips and manipulating trips</h3>
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<div class="paragraph"><p>For regular divers, the dive list can rapidly become very long. <em>Subsurface</em>
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can group dives into <em>trips</em>. It performs this by grouping dives that have
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date/times that are not separated in time by more than two days, thus
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creating a single heading for each diving trip represented in the dive
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log. Below is an ungrouped dive list (<strong>A</strong>, on the left) as well as the
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corresponding grouped dive list comprising five dive trips (<strong>B</strong>, on the
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right):</p></div>
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date/times not separated in time by more than two days, thus creating a
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single heading for each diving trip represented in the dive log. Below is an
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ungrouped dive list (<strong>A</strong>, on the left) as well as the corresponding grouped
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dive list comprising five dive trips (<strong>B</strong>, on the right):</p></div>
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<div class="imageblock" style="text-align:center;">
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<div class="content">
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<img src="images/Group2.jpg" alt="Figure: Grouping dives" />
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@ -3318,8 +3396,8 @@ right):</p></div>
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</div>
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<div class="paragraph"><p>Grouping into trips allows a rapid way of accessing individual dives without
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having to scan a long lists of dives. In order to group the dives in a dive
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list, (from the Main Menu) users must select <em>Log → Autogroup</em>. The <strong>Dive
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List</strong> panel now shows only the titles for the trips.</p></div>
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list, (from the Main Menu) select <em>Log → Autogroup</em>. The <strong>Dive List</strong> panel
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now shows only the titles for the trips.</p></div>
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<div class="sect3">
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<h4 id="_editing_the_title_and_associated_information_for_a_particular_trip">7.3.1. Editing the title and associated information for a particular trip</h4>
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<div class="paragraph"><p>Normally, in the dive list, minimal information is included in the trip
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@ -3342,16 +3420,16 @@ the trip.</p></div>
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</div>
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<div class="sect3">
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<h4 id="_collapsing_or_expanding_dive_information_for_different_trips">7.3.3. Collapsing or expanding dive information for different trips</h4>
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<div class="paragraph"><p>If a user right-clicks after selecting a particular trip in the dive list,
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the resulting context menu allows several possibilities to expand or
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collapse dives within trips. This includes expanding all trips, collapsing
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all trips and collapsing all trips except the selected one.</p></div>
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<div class="paragraph"><p>After selecting a particular trip in the dive list, the context menu allows
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several possibilities to expand or collapse dives within trips. This
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includes expanding all trips, collapsing all trips and collapsing all trips
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except the selected one.</p></div>
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</div>
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<div class="sect3">
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<h4 id="_merging_dives_from_more_than_one_trip_into_a_single_trip">7.3.4. Merging dives from more than one trip into a single trip</h4>
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<div class="paragraph"><p>By right-clicking on a selected trip title in the <strong>Dive List</strong> panel, a
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context menu shows up that allows the merging of trips by either merging of
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the selected trip with the trip below or with the trip above.</p></div>
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<div class="paragraph"><p>After selecting a trip title, the context menu allows the merging of trips
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by either merging the selected trip with the trip below or with the trip
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above.(Merge trip with trip below; Merge trip with trip above)</p></div>
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</div>
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<div class="sect3">
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<h4 id="_splitting_a_single_trip_into_more_than_one_trip">7.3.5. Splitting a single trip into more than one trip</h4>
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@ -3384,14 +3462,14 @@ duration.</p></div>
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<div class="paragraph"><p>Users can unlink dives from the trip to which they belong. In order to do
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this, select and right-click the relevant dives to bring up the context
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menu. Then select the option <strong>Remove dive(s) from trip</strong>. The dive(s) now
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appear immediately above the trip to which they belonged.</p></div>
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appear immediately above or below the trip to which they belonged, depending
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on the date and time of the unliked dive.</p></div>
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</div>
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<div class="sect3">
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<h4 id="_add_a_dive_to_the_trip_immediately_above">7.4.3. Add a dive to the trip immediately above</h4>
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<div class="paragraph"><p>Selected dives can be moved from the trip to which they belong and placed
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within the trip immediately above the currently active trip. To do this,
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select and right-click the dive(s) to bring up the context menu, and then
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select <strong>Add dive(s) to trip immediately above</strong>.</p></div>
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within a separate trip. To do this, select and right-click the dive(s) to
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bring up the context menu, and then select <strong>Create new trip above</strong>.</p></div>
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</div>
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<div class="sect3">
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<h4 id="_shift_the_start_time_of_dive_s">7.4.4. Shift the start time of dive(s)</h4>
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@ -3402,7 +3480,7 @@ and right-click the dive(s) to be adjusted. This action brings up the
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context menu on which the <strong>Shift times</strong> option should be selected. User must
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then specify the time (in hours and minutes) by which the dives should be
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adjusted and click on the option indicating whether the time adjustment
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should be forwards or backwards.</p></div>
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should be ealier or later.</p></div>
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</div>
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<div class="sect3">
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<h4 id="_merge_dives_into_a_single_dive">7.4.5. Merge dives into a single dive</h4>
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@ -3421,6 +3499,14 @@ dives that were merged:</p></div>
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</div>
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</div>
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</div>
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<div class="sect3">
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<h4 id="_undo_dive_manipulations">7.4.6. Undo dive manipulations</h4>
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<div class="paragraph"><p>Important actions on dives or trips, described above, can be undone or
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redone. This includes: <em>delete dives</em>, <em>merge dives</em>, <em>renumber dives</em> and
|
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<em>shift dive times</em>. To do this after performing any of these actions, from
|
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the <strong>Main Menu</strong> select <em>Edit</em>. This brings up the possibility to <em>Undo</em> or
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<em>Redo</em> an action.</p></div>
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</div>
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</div>
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<div class="sect2">
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<h3 id="S_Filter">7.5. Filtering the dive list</h3>
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|
@ -3432,12 +3518,12 @@ dives with a particular buddy.</p></div>
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<div class="paragraph"><p>To open the filter, select <em>Log → Filter divelist</em> from the main menu. This
|
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opens the <em>Filter Panel</em> at the top of the <em>Subsurface</em> window. Three icons
|
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are located at the top right hand of the filter panel. The <em>Filter Panel</em>
|
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can be reset (i.e. all current filters cleared) by selecting the <strong>+</strong>. The
|
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<em>Filter Panel</em> may also be minimised by selecting the middle icon. When
|
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minimised, only these three icons are shown. The panel can be maximised by
|
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clicking the icon that minimised the panel. The filter may also be reset and
|
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closed by selecting the button with the flag. An example of the <em>Filter
|
||||
Panel</em> is shown in the figure below.</p></div>
|
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can be reset (i.e. all current filters cleared) by selecting the <strong>yellow
|
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angled arrow</strong>. The <em>Filter Panel</em> may also be minimised by selecting the
|
||||
<strong>green up-arrow". When minimised, only these three icons are shown. The
|
||||
panel can be maximised by clicking the icon that minimised the panel. The
|
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filter may also be reset and closed by selecting the *red button</strong> with the
|
||||
white cross. An example of the <em>Filter Panel</em> is shown in the figure below.</p></div>
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<div class="imageblock" style="text-align:center;">
|
||||
<div class="content">
|
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<img src="images/Filterpanel.jpg" alt="Figure: Filter panel" />
|
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|
@ -3451,14 +3537,13 @@ check list. For instance, typing "<em>ca</em>" in the filter textbox above the t
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check list results in the tags check list being reduced to "<em>cave</em>" and
|
||||
"<em>cavern</em>". Filtering of the check list enables the rapid finding of search
|
||||
terms for filtering the dive list.</p></div>
|
||||
<div class="paragraph"><p>To activate filtering of the dive list, the check box of at least one item
|
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in one of the four check lists needs to be checked. The dive list is then
|
||||
shortened to include only the dives that pertain to the selection criteria
|
||||
specified in the check lists. The four check lists work as a filter with
|
||||
<em>AND</em> operators, Subsurface filters therefore for <em>cave</em> as a tag AND <em>Joe
|
||||
Smith</em> as a buddy; but the filters within a category are inclusive -
|
||||
filtering for <em>cave</em> and <em>boat</em> shows those dives that have either one or
|
||||
both of these tags.</p></div>
|
||||
<div class="paragraph"><p>To activate filtering of the dive list, check at least tone check box in one
|
||||
of the four check lists. The dive list is then shortened to include only the
|
||||
dives that pertain to the criteria specified in the check lists. The four
|
||||
check lists work as a filter with <em>AND</em> operators, Subsurface filters
|
||||
therefore for <em>cave</em> as a tag AND <em>Joe Smith</em> as a buddy; but the filters
|
||||
within a category are inclusive - filtering for <em>cave</em> and <em>boat</em> shows
|
||||
those dives that have either one OR both of these tags.</p></div>
|
||||
</div>
|
||||
</div>
|
||||
</div>
|
||||
|
@ -3978,7 +4063,7 @@ the dive profile:
|
|||
that dive. Normally this is a u-shaped line indicating the deepest average depth just before the
|
||||
ascent.
|
||||
</p>
|
||||
<div class="ulist"><ul>
|
||||
<div class="ulist" id="GradientFactors_Ref"><ul>
|
||||
<li>
|
||||
<p>
|
||||
<strong>Misc</strong>:
|
||||
|
@ -4194,12 +4279,12 @@ messages about the dive plan are printed.</p></div>
|
|||
</div>
|
||||
</div>
|
||||
<div class="sect2">
|
||||
<h3 id="_open_circuit_dives_as_an_example_of_dive_planning">13.2. Open circuit dives as an example of dive planning</h3>
|
||||
<h3 id="_open_circuit_dives">13.2. Open circuit dives</h3>
|
||||
<div class="ulist"><ul>
|
||||
<li>
|
||||
<p>
|
||||
Towards the left bottom of the planner (circled in blue in the image below)
|
||||
is a dropbox with three options. Select the appropriate one of these:
|
||||
Towards the centre bottom of the planner (circled in blue in the image
|
||||
above) is a dropbox with three options. Select the appropriate one of these:
|
||||
</p>
|
||||
<div class="ulist"><ul>
|
||||
<li>
|
||||
|
@ -4221,11 +4306,16 @@ pSCR
|
|||
</li>
|
||||
<li>
|
||||
<p>
|
||||
Choose the Open Circuit option.
|
||||
</p>
|
||||
</li>
|
||||
<li>
|
||||
<p>
|
||||
In the top left-hand area of the planning screen, ensure that the constant
|
||||
dive parameters are appropriate. These are: Start date and time of the dive,
|
||||
Atmospheric Pressure and Altitude above sea level of the dive site. The
|
||||
atmospheric pressure can also be entered as an altitude in metres, assuming
|
||||
an atmospheric pressure of 1.013 bar.
|
||||
dive parameters are appropriate. These are: Start date and time of the
|
||||
intended dive, Atmospheric Pressure and Altitude above sea level of the dive
|
||||
site. The atmospheric pressure can also be entered as an altitude in metres,
|
||||
assuming a sea-level atmospheric pressure of 1.013 bar.
|
||||
</p>
|
||||
</li>
|
||||
<li>
|
||||
|
@ -4242,12 +4332,127 @@ In the table labeled <em>Available Gases</em>, add the information of the cylind
|
|||
</li>
|
||||
<li>
|
||||
<p>
|
||||
The dialogue indicating <em>Dive Planner Points</em> is usually not used at this
|
||||
stage of the dive planning.
|
||||
The profile of the planned dive can be created in two ways:
|
||||
</p>
|
||||
<div class="ulist"><ul>
|
||||
<li>
|
||||
<p>
|
||||
Drag the waypoints (the small white circles) on the existing dive profile in
|
||||
a way to represent the dive. Additional waypoints can be created by
|
||||
double-clicking the existing dive profile. Waypoints can be deleted by
|
||||
right-clicking a particular waypoint and selecting the <em>delete</em> item from
|
||||
the resulting context menu.
|
||||
</p>
|
||||
</li>
|
||||
<li>
|
||||
<p>
|
||||
The most efficient way to create a dive profile is to enter the appropriate
|
||||
values into the table marked <em>Dive planner points</em>. The first line of the
|
||||
table represents the duration and the final depth of the descent from the
|
||||
surface. Subsequent segments describe the bottom phase of the dive. The <em>CC
|
||||
set point</em> column is only relevant for closed circuit divers. The ascent is
|
||||
usually not specified because this is what the planner is supposed to
|
||||
calculate. Add additional segments to the profile by selecting the "+" icon
|
||||
at the top right hand of the table. Segments entered into the <em>Dive planner
|
||||
points</em> table automatically appear in the <strong>Dive Profile</strong> diagram.
|
||||
</p>
|
||||
</li>
|
||||
</ul></div>
|
||||
<div class="paragraph"><p><strong>The planning is performed in three stages</strong></p></div>
|
||||
</li>
|
||||
</ul></div>
|
||||
<div class="sect3">
|
||||
<h4 id="_recreational_dives">13.2.1. Recreational dives</h4>
|
||||
<div class="paragraph"><p>The <em>Subsurface</em> dive planner allows a sophisticated way of planning
|
||||
recreational dives, i.e. dives that remain within no-decompression limits.
|
||||
The dive planner automatically takes into account the nitrogen load incurred
|
||||
in previous dives. But conventional dive tables are also used in a way that
|
||||
can take into account previous dives. Why use a dive planner for
|
||||
recreational dives? Using recreational dive tables, the maximum depth of a
|
||||
dive is taken into acount. However, few dives are undertaken at a constant
|
||||
depth corresponding to the maximum depth (i.e. a "square" dive
|
||||
profile). This means that dive tables overestimate the nitrogen load
|
||||
incurred during previous dives. The <em>Subsurface</em> dive planner calculates
|
||||
nitrogen load according to the real dive profiles of all uploaded previous
|
||||
dives, in a similar way as dive computers calculate nitrogen load during a
|
||||
dive. This mean that the diver gets <em>credit</em> in terms of nitrogen loading
|
||||
for not remaining at maximum depth during previous dives, enabling planning
|
||||
a longer subsequent dive. For the planner to work it is therefore crucial to
|
||||
upload all previous dives onto <em>Subsurface</em> before performing dive planning.</p></div>
|
||||
<div class="paragraph"><p>To plan a dive, the appropriate settings need to be defined.</p></div>
|
||||
<div class="paragraph"><p>Ensure that the date and time is set to that of the intended dive. This
|
||||
allows calculation of the nitrogen load incurred during previous dives.</p></div>
|
||||
<div class="ulist"><ul>
|
||||
<li>
|
||||
<p>
|
||||
Immediately under the heading <em>Planning</em> are two checkboxes <em>Recreational</em>
|
||||
and <em>Safety Stop</em>. Check these two boxes.
|
||||
</p>
|
||||
</li>
|
||||
<li>
|
||||
<p>
|
||||
Then define the cylinder size, the gas mixture (air or % oxygen) and the
|
||||
starting cylinder pressure in the top left-hand section of the planner under
|
||||
<em>Available gases</em>.
|
||||
</p>
|
||||
</li>
|
||||
<li>
|
||||
<p>
|
||||
The planner calculates whether the specified cylinder contains enough
|
||||
air/gas to complete the planned dive. In order for this to be realistic,
|
||||
under <em>Gas options</em>, specify an appropriate surface air consumption (SAC)
|
||||
rate for <em>Bottom SAC</em>. Suitable values are between 15 l/min and 30 l/min,
|
||||
with novice divers or difficult dives requiring SAC rates closer to 30l/min.
|
||||
</p>
|
||||
</li>
|
||||
<li>
|
||||
<p>
|
||||
Define the amount of gas that the cylinder must have at the end of the
|
||||
bottom section of the dive just before ascent. A value of 50 bar is often
|
||||
used.
|
||||
</p>
|
||||
</li>
|
||||
<li>
|
||||
<p>
|
||||
Define the depth of the dive by dragging the waypoints (white dots) on the
|
||||
dive profile or (even better) defining the appropriate depths using the
|
||||
table under <em>Dive planner points</em> as desribed under the previous heading. If
|
||||
this is a multilevel dive, set the appropriate dive depths to represent the
|
||||
dive plan by adding waypoints to the dive profile or by adding appropriate
|
||||
dive planner points to the <em>Dive Planner Points</em> table.
|
||||
</p>
|
||||
</li>
|
||||
<li>
|
||||
<p>
|
||||
The ascent speed can be changed. The default ascent speeds are those
|
||||
considered safe for recreational divers.
|
||||
</p>
|
||||
</li>
|
||||
</ul></div>
|
||||
<div class="paragraph"><p>The dive profile in the planner indicates the maximum dive time within
|
||||
no-deco limits using the Bühlmann ZH-L16 algorithm and the gas and depth
|
||||
settings specified as described above. The <em>Subsurface</em> planner allows rapid
|
||||
assessment of dive duration as a function of dive depth, given the nitrogen
|
||||
load incurred during previous dives. The dive plan includes estimates of the
|
||||
amount of air/gas used, depending on the cylinder settings specified under
|
||||
<em>Available gases</em>. If the initial cylinder pressure is set to 0, the dive
|
||||
duration shown is the true no-deco limit (NDL) without taking into account
|
||||
gas used during the dive. If the surface above the dive profile is RED it
|
||||
means that recreational dive limits are exceeded and either the dive
|
||||
duration or the dive depth needs to be reduced.</p></div>
|
||||
<div class="paragraph"><p>Below is an image of a dive plan for a recreational dive at 30
|
||||
metres. Although the no-deco limit (NDL) is 23 minutes, the duration of the
|
||||
dive is limited by the amount of air in the cylinder, reflected by the
|
||||
information in the text box at the bottom right of the panel.</p></div>
|
||||
<div class="imageblock" style="text-align:center;">
|
||||
<div class="content">
|
||||
<img src="images/rec_diveplan.jpg" alt="FIGURE: A recreational dive plan: setup" />
|
||||
</div>
|
||||
</div>
|
||||
</div>
|
||||
<div class="sect3">
|
||||
<h4 id="_non_recreational_open_circuit_dives_including_decompression">13.2.2. Non-recreational open circuit dives, including decompression</h4>
|
||||
<div class="paragraph"><p>Non-recreational dive planning involves exceeding the no-deco limits and/or
|
||||
using multiple breathing gases. Such dives are planned in three stages:</p></div>
|
||||
<div class="paragraph"><p><strong>a) Nitrogen management</strong>: This is performed by specifying the rates for descent and ascent,
|
||||
as well as the gradient factors (GFLow and GFHigh) under the headings <em>Rates</em> and <em>Planning</em>
|
||||
to the bottom left of the planning screen. Initially, the GFHigh and GFLow values in the <em>Preferences</em>
|
||||
|
@ -4371,8 +4576,30 @@ INCLUDES the transition time to get to that level. However, if the <em>Display
|
|||
transition in deco</em> option is checked, the transitions are shown separately
|
||||
from the segment durations at a particular level.</p></div>
|
||||
</div>
|
||||
</div>
|
||||
<div class="sect2">
|
||||
<h3 id="_planning_ccr_dives">13.3. Planning CCR dives</h3>
|
||||
<h3 id="_planning_pscr_dives">13.3. Planning pSCR dives</h3>
|
||||
<div class="paragraph"><p>To plan a dive using a passive semi-closed rebreather (pSCR), select <em>pSCR</em> rather than
|
||||
<em>Open circuit</em> in the dropdown list.
|
||||
The parameters of the pSCR diver can be set by selecting <em>File → Preferences → Graph</em>
|
||||
from the main menu, where the gas consumption calculation takes into account the pSCR dump
|
||||
ratio (default 10:1) as well as the metabolism rate. The calculation also takes the oxygen drop
|
||||
accross the mouthpiece of the rebreather into account. If the
|
||||
pO<sub>2</sub> drops below what is considered a save value, a warning appears in the <em>Dive plan
|
||||
details</em>. A typical pSCR configuration is with a single cylinder and one or more bail-out
|
||||
cylinders. Therefore the setup of the <em>Available gases</em> and the <em>Dive planner points</em> tables
|
||||
are very similar to that of a CCR dive plan, described above. However, no oxygen setpoints
|
||||
are specified for pSCR dives. Below is a dive plan for a pSCR dive. The dive is comparable
|
||||
to that of the CCR dive above, but note the longer ascent duration due to the lower oxygen
|
||||
in the loop due to the oxygen drop across the mouthpiece of the pSCR equipment.</p></div>
|
||||
<div class="imageblock" style="text-align:center;">
|
||||
<div class="content">
|
||||
<img src="images/Planner_pSCR1_f20.jpg" alt="FIGURE: Planning a pSCR dive: setup" />
|
||||
</div>
|
||||
</div>
|
||||
</div>
|
||||
<div class="sect2">
|
||||
<h3 id="_planning_ccr_dives">13.4. Planning CCR dives</h3>
|
||||
<div class="paragraph"><p>To plan a dive using a closed circuit rebreather, select the <em>CCR</em> option in
|
||||
the dropdown list, circled in blue in the image below.</p></div>
|
||||
<div class="paragraph"><p><strong>Available gases</strong>: In the <em>Available gases</em> table, enter the cylinder information for the
|
||||
|
@ -4395,27 +4622,6 @@ algorithm does not switch deco-gases automatically while in CCR mode (i.e. when
|
|||
is not calculated, so gas consumptions of 0 litres are the norm.</p></div>
|
||||
</div>
|
||||
<div class="sect2">
|
||||
<h3 id="_planning_pscr_dives">13.4. Planning pSCR dives</h3>
|
||||
<div class="paragraph"><p>To plan a dive using a passive semi-closed rebreather (pSCR), select <em>pSCR</em> rather than
|
||||
<em>Open circuit</em> in the dropdown list.
|
||||
The parameters of the pSCR diver can be set by selecting <em>File → Preferences → Graph</em>
|
||||
from the main menu, where the gas consumption calculation takes into account the pSCR dump
|
||||
ratio (default 10:1) as well as the metabolism rate. The calculation also takes the oxygen drop
|
||||
accross the mouthpiece of the rebreather into account. If the
|
||||
pO<sub>2</sub> drops below what is considered a save value, a warning appears in the <em>Dive plan
|
||||
details</em>. A typical pSCR configuration is with a single cylinder and one or more bail-out
|
||||
cylinders. Therefore the setup of the <em>Available gases</em> and the <em>Dive planner points</em> tables
|
||||
are very similar to that of a CCR dive plan, described above. However, no oxygen setpoints
|
||||
are specified for pSCR dives. Below is a dive plan for a pSCR dive. The dive is comparable
|
||||
to that of the CCR dive above, but note the longer ascent duration due to the lower oxygen
|
||||
in the loop due to the oxygen drop across the mouthpiece of the pSCR equipment.</p></div>
|
||||
<div class="imageblock" style="text-align:center;">
|
||||
<div class="content">
|
||||
<img src="images/Planner_pSCR1_f20.jpg" alt="FIGURE: Planning a pSCR dive: setup" />
|
||||
</div>
|
||||
</div>
|
||||
</div>
|
||||
<div class="sect2">
|
||||
<h3 id="S_Replan">13.5. Modifying an existing dive plan</h3>
|
||||
<div class="paragraph"><p>Normally, when a dive plan has been saved, it is accessible from the <strong>Dive
|
||||
List</strong>, like any other dive log. Within the <strong>Dive List</strong> there is not a way to
|
||||
|
@ -5260,8 +5466,8 @@ To select certain dives: hold <em>ctrl</em> and click the dive
|
|||
</li>
|
||||
<li>
|
||||
<p>
|
||||
To select all dives: Select the first dive, hold down shift and
|
||||
select the last dive
|
||||
To select all dives: Select the first dive, hold down shift and select the
|
||||
last dive
|
||||
</p>
|
||||
</li>
|
||||
</ul></div>
|
||||
|
@ -5684,7 +5890,7 @@ dive”.</p></div>
|
|||
<div id="footnotes"><hr /></div>
|
||||
<div id="footer">
|
||||
<div id="footer-text">
|
||||
Last updated 2015-02-20 09:40:45 CET
|
||||
Last updated 2015-05-18 11:34:51 CEST
|
||||
</div>
|
||||
</div>
|
||||
</body>
|
||||
|
|
|
@ -1014,6 +1014,18 @@ imported dive log in the _Subsurface_ *Dive List*. Some other formats, not
|
|||
accessible through the Import dialogue are also supported, as explained
|
||||
below.
|
||||
|
||||
==== Importing from Heinrichs Weikamp OSTC Tools
|
||||
|
||||
_OSTC Tools_ is a Microsoft-based suite of dive download and dive management
|
||||
tools for the OSTC family of dive computers. _OSTC Tools_ downloads dive
|
||||
data from the dive computer and stores it as a binary file with file
|
||||
extension _.dive_ . Subsurface can directly import these files when using
|
||||
the universal import dialogue. From the dropdown list at the bottom right
|
||||
select _All files_. This makes the _OSTC Tools_ dive logs visible in the
|
||||
file list panel. Select one or more dive, then click the _Open_ button. The
|
||||
OSTC dives are shown in the *Dive List* panel.
|
||||
|
||||
|
||||
==== Importing from Mares Dive Organiser V2.1
|
||||
|
||||
Since Mares utilise proprietary Windows software not compatible with
|
||||
|
@ -1652,6 +1664,60 @@ tab only shows the file names of the photos. This is normal behaviour. If,
|
|||
later, the external drive with the photos is connected again, the photos can
|
||||
be seen in the normal way.
|
||||
|
||||
[[Moving_images]]
|
||||
==== Moving photographs among directories, hard disks or computers
|
||||
|
||||
After a photograph has been loaded into _Subsurface_ and associated with a specific dive, the directory
|
||||
where the photo lies is stored, allowing _Subsurface_ to find the photograph when the dive is
|
||||
opened again. If the photo or the whole photo collection is moved to another drive or to a different
|
||||
machine, it is unlikely that the directory structure will remain identical to that of the original uploaded
|
||||
photo. When this happens, _Subsurface_ looks for the photos at their original location before they were moved,
|
||||
cannot find them and therefore cannot display them. Because, after moving photos, large numbers of photos
|
||||
may need to be deleted and re-imported from the new location, _Subsurface_ has a mechanism that eases the
|
||||
process of updating the directory information for each photo: automatic updates using fingerprints.
|
||||
|
||||
When a photo is loaded into _Subsurface_, a fingerprint for the image is calculated and stored with the
|
||||
other reference information for that photo. After moving a photo collection (that has already been loaded
|
||||
into _Subsurface_) to a different directory, disk or computer, _Subsurface_ can perform the
|
||||
following steps:
|
||||
|
||||
- look through a particular directory (and all its subdirectories recursively)
|
||||
where photos have been moved
|
||||
to,
|
||||
|
||||
- calculate fingerprints for all photos in this directory, and
|
||||
|
||||
- if there is a match between a calculated fingerprint and the one originally
|
||||
calculated when a photo was
|
||||
loaded into _Subsurface_ (even if the original file name has changed), to
|
||||
automatically update the directory information so that _Subsurface_ can find
|
||||
the photo in the new moved directory.
|
||||
|
||||
This is achieved by selecting from the Main Menu: _File -> Find moved images_. This brings up a window within
|
||||
which the NEW directory of the photos needs to be specified. Select the appropriate directory and click
|
||||
the _Scan_ button towards the bottom right of the panel. The process may require several minutes to
|
||||
complete, after which _subsurface_ will show the appropriate photographs when a particular dive is opened.
|
||||
|
||||
|
||||
[[Image_fingerprint_upgrade]]
|
||||
****
|
||||
*Upgrading existing photo collections without fingerprints*
|
||||
[icon="images/icons/important.png"]
|
||||
[IMPORTANT]
|
||||
|
||||
Software for the automated update of existing photo collections is under
|
||||
developement. Currently single dives must be upgraded one at a time. Select
|
||||
the toolbar button on the *Dive profile* panel that enables the display of
|
||||
images. The thumbnails of images are shown on the dive profile. Then open
|
||||
the dive and change anything in the *Notes* panel that brings up the blue
|
||||
edit bar at the top of the notes panel to save the edits. For instance, add
|
||||
a space character at the end of the _Notes_ text box and immediately delete
|
||||
that space character. Select the optio _Apply changes_ in the blue edit bar
|
||||
to save the dive information. Fingerprints are calculated while saving this
|
||||
specific dive.
|
||||
|
||||
****
|
||||
|
||||
|
||||
=== Logging special types of dives
|
||||
|
||||
|
@ -2305,9 +2371,9 @@ side of the above figure for a diver using EAN32.
|
|||
|
||||
=== The Dive List context menu
|
||||
|
||||
Many actions within _Subsurface_ are dependent on a context menu used mostly
|
||||
to manipulate groups of dives. The context menu is found by selecting a dive
|
||||
or a group of dives and then right-clicking.
|
||||
Several actions on either a single dive or a group of dives can be performed
|
||||
using the Dive List Context Menu, found by selecting either a single dive or
|
||||
a group of dives and then right-clicking.
|
||||
|
||||
image::images/ContextMenu.jpg["Figure: Context Menu", align="center"]
|
||||
|
||||
|
@ -2350,23 +2416,28 @@ respect to the lowest sequence number to be used. Completing this operation
|
|||
results in new sequence numbers (based on date/time) for the dives in the
|
||||
*Dive List* panel.
|
||||
|
||||
One can also renumber a few selected dives in the dive list. Select the
|
||||
dives that need renumbering. Right-click on the selected list and use the
|
||||
Dive List Context Menu to perform the renumbering. A popup window appears
|
||||
requiring the user to specify the starting number for the renumbering
|
||||
process.
|
||||
|
||||
[[S_Group]]
|
||||
=== Grouping dives into trips and manipulating trips
|
||||
|
||||
For regular divers, the dive list can rapidly become very long. _Subsurface_
|
||||
can group dives into _trips_. It performs this by grouping dives that have
|
||||
date/times that are not separated in time by more than two days, thus
|
||||
creating a single heading for each diving trip represented in the dive
|
||||
log. Below is an ungrouped dive list (*A*, on the left) as well as the
|
||||
corresponding grouped dive list comprising five dive trips (*B*, on the
|
||||
right):
|
||||
date/times not separated in time by more than two days, thus creating a
|
||||
single heading for each diving trip represented in the dive log. Below is an
|
||||
ungrouped dive list (*A*, on the left) as well as the corresponding grouped
|
||||
dive list comprising five dive trips (*B*, on the right):
|
||||
|
||||
image::images/Group2.jpg["Figure: Grouping dives", align="center"]
|
||||
|
||||
Grouping into trips allows a rapid way of accessing individual dives without
|
||||
having to scan a long lists of dives. In order to group the dives in a dive
|
||||
list, (from the Main Menu) users must select _Log -> Autogroup_. The *Dive
|
||||
List* panel now shows only the titles for the trips.
|
||||
list, (from the Main Menu) select _Log -> Autogroup_. The *Dive List* panel
|
||||
now shows only the titles for the trips.
|
||||
|
||||
==== Editing the title and associated information for a particular trip
|
||||
|
||||
|
@ -2390,16 +2461,16 @@ the trip.
|
|||
|
||||
==== Collapsing or expanding dive information for different trips
|
||||
|
||||
If a user right-clicks after selecting a particular trip in the dive list,
|
||||
the resulting context menu allows several possibilities to expand or
|
||||
collapse dives within trips. This includes expanding all trips, collapsing
|
||||
all trips and collapsing all trips except the selected one.
|
||||
After selecting a particular trip in the dive list, the context menu allows
|
||||
several possibilities to expand or collapse dives within trips. This
|
||||
includes expanding all trips, collapsing all trips and collapsing all trips
|
||||
except the selected one.
|
||||
|
||||
==== Merging dives from more than one trip into a single trip
|
||||
|
||||
By right-clicking on a selected trip title in the *Dive List* panel, a
|
||||
context menu shows up that allows the merging of trips by either merging of
|
||||
the selected trip with the trip below or with the trip above.
|
||||
After selecting a trip title, the context menu allows the merging of trips
|
||||
by either merging the selected trip with the trip below or with the trip
|
||||
above.(Merge trip with trip below; Merge trip with trip above)
|
||||
|
||||
==== Splitting a single trip into more than one trip
|
||||
|
||||
|
@ -2428,14 +2499,14 @@ duration.
|
|||
Users can unlink dives from the trip to which they belong. In order to do
|
||||
this, select and right-click the relevant dives to bring up the context
|
||||
menu. Then select the option *Remove dive(s) from trip*. The dive(s) now
|
||||
appear immediately above the trip to which they belonged.
|
||||
appear immediately above or below the trip to which they belonged, depending
|
||||
on the date and time of the unliked dive.
|
||||
|
||||
==== Add a dive to the trip immediately above
|
||||
|
||||
Selected dives can be moved from the trip to which they belong and placed
|
||||
within the trip immediately above the currently active trip. To do this,
|
||||
select and right-click the dive(s) to bring up the context menu, and then
|
||||
select *Add dive(s) to trip immediately above*.
|
||||
within a separate trip. To do this, select and right-click the dive(s) to
|
||||
bring up the context menu, and then select *Create new trip above*.
|
||||
|
||||
==== Shift the start time of dive(s)
|
||||
|
||||
|
@ -2446,7 +2517,7 @@ and right-click the dive(s) to be adjusted. This action brings up the
|
|||
context menu on which the *Shift times* option should be selected. User must
|
||||
then specify the time (in hours and minutes) by which the dives should be
|
||||
adjusted and click on the option indicating whether the time adjustment
|
||||
should be forwards or backwards.
|
||||
should be ealier or later.
|
||||
|
||||
==== Merge dives into a single dive
|
||||
|
||||
|
@ -2462,6 +2533,15 @@ dives that were merged:
|
|||
|
||||
image::images/MergedDive.png["Example: Merged dive", align="center"]
|
||||
|
||||
==== Undo dive manipulations
|
||||
|
||||
Important actions on dives or trips, described above, can be undone or
|
||||
redone. This includes: _delete dives_, _merge dives_, _renumber dives_ and
|
||||
_shift dive times_. To do this after performing any of these actions, from
|
||||
the *Main Menu* select _Edit_. This brings up the possibility to _Undo_ or
|
||||
_Redo_ an action.
|
||||
|
||||
|
||||
[[S_Filter]]
|
||||
=== Filtering the dive list
|
||||
|
||||
|
@ -2474,12 +2554,12 @@ dives with a particular buddy.
|
|||
To open the filter, select _Log -> Filter divelist_ from the main menu. This
|
||||
opens the _Filter Panel_ at the top of the _Subsurface_ window. Three icons
|
||||
are located at the top right hand of the filter panel. The _Filter Panel_
|
||||
can be reset (i.e. all current filters cleared) by selecting the *+*. The
|
||||
_Filter Panel_ may also be minimised by selecting the middle icon. When
|
||||
minimised, only these three icons are shown. The panel can be maximised by
|
||||
clicking the icon that minimised the panel. The filter may also be reset and
|
||||
closed by selecting the button with the flag. An example of the _Filter
|
||||
Panel_ is shown in the figure below.
|
||||
can be reset (i.e. all current filters cleared) by selecting the *yellow
|
||||
angled arrow*. The _Filter Panel_ may also be minimised by selecting the
|
||||
*green up-arrow". When minimised, only these three icons are shown. The
|
||||
panel can be maximised by clicking the icon that minimised the panel. The
|
||||
filter may also be reset and closed by selecting the *red button* with the
|
||||
white cross. An example of the _Filter Panel_ is shown in the figure below.
|
||||
|
||||
image::images/Filterpanel.jpg["Figure: Filter panel", align="center"]
|
||||
|
||||
|
@ -2492,14 +2572,13 @@ check list results in the tags check list being reduced to "_cave_" and
|
|||
"_cavern_". Filtering of the check list enables the rapid finding of search
|
||||
terms for filtering the dive list.
|
||||
|
||||
To activate filtering of the dive list, the check box of at least one item
|
||||
in one of the four check lists needs to be checked. The dive list is then
|
||||
shortened to include only the dives that pertain to the selection criteria
|
||||
specified in the check lists. The four check lists work as a filter with
|
||||
_AND_ operators, Subsurface filters therefore for _cave_ as a tag AND _Joe
|
||||
Smith_ as a buddy; but the filters within a category are inclusive -
|
||||
filtering for _cave_ and _boat_ shows those dives that have either one or
|
||||
both of these tags.
|
||||
To activate filtering of the dive list, check at least tone check box in one
|
||||
of the four check lists. The dive list is then shortened to include only the
|
||||
dives that pertain to the criteria specified in the check lists. The four
|
||||
check lists work as a filter with _AND_ operators, Subsurface filters
|
||||
therefore for _cave_ as a tag AND _Joe Smith_ as a buddy; but the filters
|
||||
within a category are inclusive - filtering for _cave_ and _boat_ shows
|
||||
those dives that have either one OR both of these tags.
|
||||
|
||||
[[S_ExportLog]]
|
||||
== Exporting the dive log or parts of the dive log
|
||||
|
@ -2856,6 +2935,7 @@ the dive profile:
|
|||
|
||||
** _Show unused cylinders in Equipment Tab_: This checkbox allows display of information about unused cylinders when viewing the *Equipment Tab*. Conversely, if this box is not checked, and any cylinders entered using the *Equipment Tab* are not used (e.g. there was no gas switch to such a cylinder), then these cylinders are omitted from that list.
|
||||
|
||||
[[GradientFactors_Ref]]
|
||||
** _Show average depth_: Activating this checkbox causes _Subsurface_ to draw a grey line across
|
||||
the dive profile, indicating the mean depth of the dive up to a particular point in time during
|
||||
that dive. Normally this is a u-shaped line indicating the deepest average depth just before the
|
||||
|
@ -2998,19 +3078,20 @@ messages about the dive plan are printed.
|
|||
image::images/PlannerWindow1_f20.jpg["FIGURE: Dive planner startup window", align="center"]
|
||||
|
||||
|
||||
=== Open circuit dives as an example of dive planning
|
||||
=== Open circuit dives
|
||||
|
||||
- Towards the left bottom of the planner (circled in blue in the image below)
|
||||
is a dropbox with three options. Select the appropriate one of these:
|
||||
- Towards the centre bottom of the planner (circled in blue in the image
|
||||
above) is a dropbox with three options. Select the appropriate one of these:
|
||||
** Open Circuit (the default)
|
||||
** CCR
|
||||
** pSCR
|
||||
|
||||
- Choose the Open Circuit option.
|
||||
- In the top left-hand area of the planning screen, ensure that the constant
|
||||
dive parameters are appropriate. These are: Start date and time of the dive,
|
||||
Atmospheric Pressure and Altitude above sea level of the dive site. The
|
||||
atmospheric pressure can also be entered as an altitude in metres, assuming
|
||||
an atmospheric pressure of 1.013 bar.
|
||||
dive parameters are appropriate. These are: Start date and time of the
|
||||
intended dive, Atmospheric Pressure and Altitude above sea level of the dive
|
||||
site. The atmospheric pressure can also be entered as an altitude in metres,
|
||||
assuming a sea-level atmospheric pressure of 1.013 bar.
|
||||
|
||||
- In the table labeled _Available Gases_, add the information of the cylinders
|
||||
to be used as well as the gas composition within that cylinder. This is done
|
||||
|
@ -3022,10 +3103,96 @@ image::images/PlannerWindow1_f20.jpg["FIGURE: Dive planner startup window", alig
|
|||
the boxes provided in this dialogue. Add additional cylinders by using the
|
||||
"+" icon to the top righthand of the dialogue.
|
||||
|
||||
- The dialogue indicating _Dive Planner Points_ is usually not used at this
|
||||
stage of the dive planning.
|
||||
- The profile of the planned dive can be created in two ways:
|
||||
* Drag the waypoints (the small white circles) on the existing dive profile in
|
||||
a way to represent the dive. Additional waypoints can be created by
|
||||
double-clicking the existing dive profile. Waypoints can be deleted by
|
||||
right-clicking a particular waypoint and selecting the _delete_ item from
|
||||
the resulting context menu.
|
||||
* The most efficient way to create a dive profile is to enter the appropriate
|
||||
values into the table marked _Dive planner points_. The first line of the
|
||||
table represents the duration and the final depth of the descent from the
|
||||
surface. Subsequent segments describe the bottom phase of the dive. The _CC
|
||||
set point_ column is only relevant for closed circuit divers. The ascent is
|
||||
usually not specified because this is what the planner is supposed to
|
||||
calculate. Add additional segments to the profile by selecting the "+" icon
|
||||
at the top right hand of the table. Segments entered into the _Dive planner
|
||||
points_ table automatically appear in the *Dive Profile* diagram.
|
||||
|
||||
*The planning is performed in three stages*
|
||||
==== Recreational dives
|
||||
|
||||
The _Subsurface_ dive planner allows a sophisticated way of planning
|
||||
recreational dives, i.e. dives that remain within no-decompression limits.
|
||||
The dive planner automatically takes into account the nitrogen load incurred
|
||||
in previous dives. But conventional dive tables are also used in a way that
|
||||
can take into account previous dives. Why use a dive planner for
|
||||
recreational dives? Using recreational dive tables, the maximum depth of a
|
||||
dive is taken into acount. However, few dives are undertaken at a constant
|
||||
depth corresponding to the maximum depth (i.e. a "square" dive
|
||||
profile). This means that dive tables overestimate the nitrogen load
|
||||
incurred during previous dives. The _Subsurface_ dive planner calculates
|
||||
nitrogen load according to the real dive profiles of all uploaded previous
|
||||
dives, in a similar way as dive computers calculate nitrogen load during a
|
||||
dive. This mean that the diver gets 'credit' in terms of nitrogen loading
|
||||
for not remaining at maximum depth during previous dives, enabling planning
|
||||
a longer subsequent dive. For the planner to work it is therefore crucial to
|
||||
upload all previous dives onto _Subsurface_ before performing dive planning.
|
||||
|
||||
To plan a dive, the appropriate settings need to be defined.
|
||||
|
||||
Ensure that the date and time is set to that of the intended dive. This
|
||||
allows calculation of the nitrogen load incurred during previous dives.
|
||||
|
||||
- Immediately under the heading _Planning_ are two checkboxes _Recreational_
|
||||
and _Safety Stop_. Check these two boxes.
|
||||
|
||||
- Then define the cylinder size, the gas mixture (air or % oxygen) and the
|
||||
starting cylinder pressure in the top left-hand section of the planner under
|
||||
_Available gases_.
|
||||
|
||||
- The planner calculates whether the specified cylinder contains enough
|
||||
air/gas to complete the planned dive. In order for this to be realistic,
|
||||
under _Gas options_, specify an appropriate surface air consumption (SAC)
|
||||
rate for _Bottom SAC_. Suitable values are between 15 l/min and 30 l/min,
|
||||
with novice divers or difficult dives requiring SAC rates closer to 30l/min.
|
||||
|
||||
- Define the amount of gas that the cylinder must have at the end of the
|
||||
bottom section of the dive just before ascent. A value of 50 bar is often
|
||||
used.
|
||||
|
||||
- Define the depth of the dive by dragging the waypoints (white dots) on the
|
||||
dive profile or (even better) defining the appropriate depths using the
|
||||
table under _Dive planner points_ as desribed under the previous heading. If
|
||||
this is a multilevel dive, set the appropriate dive depths to represent the
|
||||
dive plan by adding waypoints to the dive profile or by adding appropriate
|
||||
dive planner points to the _Dive Planner Points_ table.
|
||||
|
||||
- The ascent speed can be changed. The default ascent speeds are those
|
||||
considered safe for recreational divers.
|
||||
|
||||
The dive profile in the planner indicates the maximum dive time within
|
||||
no-deco limits using the Bühlmann ZH-L16 algorithm and the gas and depth
|
||||
settings specified as described above. The _Subsurface_ planner allows rapid
|
||||
assessment of dive duration as a function of dive depth, given the nitrogen
|
||||
load incurred during previous dives. The dive plan includes estimates of the
|
||||
amount of air/gas used, depending on the cylinder settings specified under
|
||||
_Available gases_. If the initial cylinder pressure is set to 0, the dive
|
||||
duration shown is the true no-deco limit (NDL) without taking into account
|
||||
gas used during the dive. If the surface above the dive profile is RED it
|
||||
means that recreational dive limits are exceeded and either the dive
|
||||
duration or the dive depth needs to be reduced.
|
||||
|
||||
Below is an image of a dive plan for a recreational dive at 30
|
||||
metres. Although the no-deco limit (NDL) is 23 minutes, the duration of the
|
||||
dive is limited by the amount of air in the cylinder, reflected by the
|
||||
information in the text box at the bottom right of the panel.
|
||||
|
||||
image::images/rec_diveplan.jpg["FIGURE: A recreational dive plan: setup", align="center"]
|
||||
|
||||
==== Non-recreational open circuit dives, including decompression
|
||||
|
||||
Non-recreational dive planning involves exceeding the no-deco limits and/or
|
||||
using multiple breathing gases. Such dives are planned in three stages:
|
||||
|
||||
*a) Nitrogen management*: This is performed by specifying the rates for descent and ascent,
|
||||
as well as the gradient factors (GFLow and GFHigh) under the headings _Rates_ and _Planning_
|
||||
|
@ -3055,7 +3222,6 @@ _Drop to first depth_ is activated, then the descent phase of the planned
|
|||
dive will be at the maximal descent rate specified in the _Rates_ section of
|
||||
the dive setup.
|
||||
|
||||
|
||||
*b) Oxygen management*: In the *Gas Options* part of the dive specification, the maximum partial
|
||||
pressure for oxygen needs to be specified for the
|
||||
bottom part of the dive (_bottom po2_) as well as for the decompression part of the dive (_deco po2_).
|
||||
|
@ -3152,6 +3318,25 @@ INCLUDES the transition time to get to that level. However, if the _Display
|
|||
transition in deco_ option is checked, the transitions are shown separately
|
||||
from the segment durations at a particular level.
|
||||
|
||||
=== Planning pSCR dives
|
||||
|
||||
To plan a dive using a passive semi-closed rebreather (pSCR), select _pSCR_ rather than
|
||||
_Open circuit_ in the dropdown list.
|
||||
The parameters of the pSCR diver can be set by selecting _File -> Preferences -> Graph_
|
||||
from the main menu, where the gas consumption calculation takes into account the pSCR dump
|
||||
ratio (default 10:1) as well as the metabolism rate. The calculation also takes the oxygen drop
|
||||
accross the mouthpiece of the rebreather into account. If the
|
||||
pO~2~ drops below what is considered a save value, a warning appears in the _Dive plan
|
||||
details_. A typical pSCR configuration is with a single cylinder and one or more bail-out
|
||||
cylinders. Therefore the setup of the _Available gases_ and the _Dive planner points_ tables
|
||||
are very similar to that of a CCR dive plan, described above. However, no oxygen setpoints
|
||||
are specified for pSCR dives. Below is a dive plan for a pSCR dive. The dive is comparable
|
||||
to that of the CCR dive above, but note the longer ascent duration due to the lower oxygen
|
||||
in the loop due to the oxygen drop across the mouthpiece of the pSCR equipment.
|
||||
|
||||
image::images/Planner_pSCR1_f20.jpg["FIGURE: Planning a pSCR dive: setup", align="center"]
|
||||
|
||||
|
||||
=== Planning CCR dives
|
||||
|
||||
To plan a dive using a closed circuit rebreather, select the _CCR_ option in
|
||||
|
@ -3176,25 +3361,6 @@ image::images/Planner_CCR1_f20.jpg["FIGURE: Planning a CCR dive: setup", align="
|
|||
Note that, in the _Dive plan details_, the gas consumption for a CCR segment
|
||||
is not calculated, so gas consumptions of 0 litres are the norm.
|
||||
|
||||
=== Planning pSCR dives
|
||||
|
||||
To plan a dive using a passive semi-closed rebreather (pSCR), select _pSCR_ rather than
|
||||
_Open circuit_ in the dropdown list.
|
||||
The parameters of the pSCR diver can be set by selecting _File -> Preferences -> Graph_
|
||||
from the main menu, where the gas consumption calculation takes into account the pSCR dump
|
||||
ratio (default 10:1) as well as the metabolism rate. The calculation also takes the oxygen drop
|
||||
accross the mouthpiece of the rebreather into account. If the
|
||||
pO~2~ drops below what is considered a save value, a warning appears in the _Dive plan
|
||||
details_. A typical pSCR configuration is with a single cylinder and one or more bail-out
|
||||
cylinders. Therefore the setup of the _Available gases_ and the _Dive planner points_ tables
|
||||
are very similar to that of a CCR dive plan, described above. However, no oxygen setpoints
|
||||
are specified for pSCR dives. Below is a dive plan for a pSCR dive. The dive is comparable
|
||||
to that of the CCR dive above, but note the longer ascent duration due to the lower oxygen
|
||||
in the loop due to the oxygen drop across the mouthpiece of the pSCR equipment.
|
||||
|
||||
image::images/Planner_pSCR1_f20.jpg["FIGURE: Planning a pSCR dive: setup", align="center"]
|
||||
|
||||
|
||||
[[S_Replan]]
|
||||
=== Modifying an existing dive plan
|
||||
|
||||
|
@ -3717,8 +3883,8 @@ naming conventions to export dive log data.
|
|||
appropriate dives.
|
||||
4. Within the list of dives, select the dives you would like to import later:
|
||||
* To select certain dives: hold 'ctrl' and click the dive
|
||||
* To select all dives: Select the first dive, hold down shift and
|
||||
select the last dive
|
||||
* To select all dives: Select the first dive, hold down shift and select the
|
||||
last dive
|
||||
5. With the dives marked, use the program menu _File -> Export_
|
||||
6. The export pop-up will show. Within this pop-up, there is one field called
|
||||
'Export Path'.
|
||||
|
|
Loading…
Add table
Reference in a new issue