<html><head><meta http-equiv="Content-Type" content="text/html charset=iso-8859-1"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><div class=""><br class=""><div><blockquote type="cite" class=""><div class="">On 12.01.2015, at 12:25, Davide DB <<a href="mailto:dbdavide@gmail.com" class="">dbdavide@gmail.com</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><span style="font-family: Menlo-Regular; font-size: 11px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">Hi Robert,</span><br style="font-family: Menlo-Regular; font-size: 11px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><br style="font-family: Menlo-Regular; font-size: 11px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Menlo-Regular; font-size: 11px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">Could you shed some light on how to use pSCR feature?</span><br style="font-family: Menlo-Regular; font-size: 11px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""></div></blockquote><div><br class=""></div><div>In logbook mode: Just turn it on using the combo box. </div><div><br class=""></div><div>It implicitly also adds a set-point change at t=0 to the default stepping for CCR mode and 0 for all other modes. Similarly in planner.</div><br class=""><blockquote type="cite" class=""><div class=""><span style="font-family: Menlo-Regular; font-size: 11px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">Which formula did you use?</span><br style="font-family: Menlo-Regular; font-size: 11px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""></div></blockquote><div><br class=""></div><div>The steady state formula. You find in dive.c lines 1689ff</div><div><br class=""></div><div>
<pre style="margin-top: 0px; margin-bottom: 0px;" class=""><!--StartFragment--><span style=" color:#c0c0c0;" class=""> </span><span style=" color:#808000;" class="">if</span><span style=" color:#c0c0c0;" class=""> </span>(divemode<span style=" color:#c0c0c0;" class=""> </span>==<span style=" color:#c0c0c0;" class=""> </span>PSCR)<span style=" color:#c0c0c0;" class=""> </span>{<span style=" color:#c0c0c0;" class=""> </span><span style=" color:#008000;" class="">/*</span><span style=" color:#c0c0c0;" class=""> </span><span style=" color:#008000;" class="">The</span><span style=" color:#c0c0c0;" class=""> </span><span style=" color:#008000;" class="">steady</span><span style=" color:#c0c0c0;" class=""> </span><span style=" color:#008000;" class="">state</span><span style=" color:#c0c0c0;" class=""> </span><span style=" color:#008000;" class="">approximation</span><span style=" color:#c0c0c0;" class=""> </span><span style=" color:#008000;" class="">should</span><span style=" color:#c0c0c0;" class=""> </span><span style=" color:#008000;" class="">be</span><span style=" color:#c0c0c0;" class=""> </span><span style=" color:#008000;" class="">good</span><span style=" color:#c0c0c0;" class=""> </span><span style=" color:#008000;" class="">enough</span><span style=" color:#c0c0c0;" class=""> </span><span style=" color:#008000;" class="">*/</span></pre>
<pre style="margin-top: 0px; margin-bottom: 0px;" class=""><span style=" color:#c0c0c0;" class=""> </span>pressures->o2<span style=" color:#c0c0c0;" class=""> </span>=<span style=" color:#c0c0c0;" class=""> </span>get_o2(mix)<span style=" color:#c0c0c0;" class=""> </span>/<span style=" color:#c0c0c0;" class=""> </span><span style=" color:#000080;" class="">1000.0</span><span style=" color:#c0c0c0;" class=""> </span>*<span style=" color:#c0c0c0;" class=""> </span>amb_pressure<span style=" color:#c0c0c0;" class=""> </span>-<span style=" color:#c0c0c0;" class=""> </span>(<span style=" color:#000080;" class="">1.0</span><span style=" color:#c0c0c0;" class=""> </span>-<span style=" color:#c0c0c0;" class=""> </span>get_o2(mix)<span style=" color:#c0c0c0;" class=""> </span>/<span style=" color:#c0c0c0;" class=""> </span><span style=" color:#000080;" class="">1000.0</span>)<span style=" color:#c0c0c0;" class=""> </span>*<span style=" color:#c0c0c0;" class=""> </span>prefs.o2consumption<span style=" color:#c0c0c0;" class=""> </span>/<span style=" color:#c0c0c0;" class=""> </span>(sac<span style=" color:#c0c0c0;" class=""> </span>*<span style=" color:#c0c0c0;" class=""> </span>prefs.pscr_ratio<span style=" color:#c0c0c0;" class=""> </span>/<span style=" color:#c0c0c0;" class=""> </span><span style=" color:#000080;" class="">1000.0</span>);</pre>
<pre style="margin-top: 0px; margin-bottom: 0px;" class=""><span style=" color:#c0c0c0;" class=""> </span>pressures->he<span style=" color:#c0c0c0;" class=""> </span>=<span style=" color:#c0c0c0;" class=""> </span>(amb_pressure<span style=" color:#c0c0c0;" class=""> </span>-<span style=" color:#c0c0c0;" class=""> </span>pressures->o2)<span style=" color:#c0c0c0;" class=""> </span>*<span style=" color:#c0c0c0;" class=""> </span>get_he(mix)<span style=" color:#c0c0c0;" class=""> </span>/<span style=" color:#c0c0c0;" class=""> </span>(<span style=" color:#000080;" class="">1000.0</span><span style=" color:#c0c0c0;" class=""> </span>-<span style=" color:#c0c0c0;" class=""> </span>get_o2(mix));</pre>
<pre style="margin-top: 0px; margin-bottom: 0px;" class=""><span style=" color:#c0c0c0;" class=""> </span>pressures->n2<span style=" color:#c0c0c0;" class=""> </span>=<span style=" color:#c0c0c0;" class=""> </span>(amb_pressure<span style=" color:#c0c0c0;" class=""> </span>-<span style=" color:#c0c0c0;" class=""> </span>pressures->o2)<span style=" color:#c0c0c0;" class=""> </span>*<span style=" color:#c0c0c0;" class=""> </span>(<span style=" color:#000080;" class="">1000</span><span style=" color:#c0c0c0;" class=""> </span>-<span style=" color:#c0c0c0;" class=""> </span>get_o2(mix)<span style=" color:#c0c0c0;" class=""> </span>-<span style=" color:#c0c0c0;" class=""> </span>get_he(mix))<span style=" color:#c0c0c0;" class=""> </span>/<span style=" color:#c0c0c0;" class=""> </span>(<span style=" color:#000080;" class="">1000.0</span><span style=" color:#c0c0c0;" class=""> </span>-<span style=" color:#c0c0c0;" class=""> </span>get_o2(mix));</pre>
<pre style="margin-top: 0px; margin-bottom: 0px;" class=""><span style=" color:#c0c0c0;" class=""> </span>}<span style=" color:#c0c0c0;" class=""> </span><span style=" color:#808000;" class="">else</span><span style=" color:#c0c0c0;" class=""> </span>{</pre>
<pre style="margin-top: 0px; margin-bottom: 0px;" class=""><br class=""></pre></div><blockquote type="cite" class=""><div class=""><span style="font-family: Menlo-Regular; font-size: 11px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">Where I set needed constants?</span><br style="font-family: Menlo-Regular; font-size: 11px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""></div></blockquote><div><br class=""></div><div>Currently, there is no UI to set them unfortunately, there is only subsurfacestartup.c</div><div><br class=""></div>
<pre style="margin-top: 0px; margin-bottom: 0px;" class=""><!--StartFragment--><span style=" color:#c0c0c0;" class=""> </span>.o2consumption<span style=" color:#c0c0c0;" class=""> </span>=<span style=" color:#c0c0c0;" class=""> </span><span style=" color:#000080;" class="">720</span>,</pre>
<pre style="margin-top: 0px; margin-bottom: 0px;" class=""><span style=" color:#c0c0c0;" class=""> </span>.pscr_ratio<span style=" color:#c0c0c0;" class=""> </span>=<span style=" color:#c0c0c0;" class=""> </span><span style=" color:#000080;" class="">100</span>,</pre>
<pre style="margin-top: 0px; margin-bottom: 0px;" class=""><br class=""><!--EndFragment--></pre><div class=""><br class=""></div><div class="">The first is the O2 metabolization in ml/min the second the drop ration (in permille).</div><blockquote type="cite" class=""><div class=""><br style="font-family: Menlo-Regular; font-size: 11px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Menlo-Regular; font-size: 11px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">I downloaded latest daily and I tried to set pSCR on one of my simplest dive.</span><br style="font-family: Menlo-Regular; font-size: 11px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><br style="font-family: Menlo-Regular; font-size: 11px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Menlo-Regular; font-size: 11px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">In the attachment before/after of the oxygen graph.</span><br style="font-family: Menlo-Regular; font-size: 11px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""></div></blockquote><br class=""></div><div>Could you try again? If it is still that strange, we need to look at the SAC calculation. Which gives me an idea. Too bad, I have to run. Could you mail me a file with that dive?</div><div><br class=""></div><div>Thanks</div><div>Robert</div><br class=""><div apple-content-edited="true" class="">
<div style="color: rgb(0, 0, 0); font-family: Menlo; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><div style="color: rgb(0, 0, 0); font-family: Menlo; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><div style="color: rgb(0, 0, 0); font-family: Menlo; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><div style="color: rgb(0, 0, 0); font-family: Menlo; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><br class="">-- <br class="">.oOo.oOo.oOo.oOo.oOo.oOo.oOo.oOo.oOo.oOo.oOo.oOo.oOo.oOo.oOo.oOo.oOo.oOo.oOo.oO<br class="">Robert C. Helling Elite Master Course Theoretical and Mathematical Physics<br class=""> Scientific Coordinator<br class=""> Ludwig Maximilians Universitaet Muenchen, Dept. Physik<br class=""> Phone: +49 89 2180-4523 Theresienstr. 39, rm. B339<br class=""> <a href="http://www.atdotde.de" class="">http://www.atdotde.de</a></div><div style="color: rgb(0, 0, 0); font-family: Menlo; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><br class=""></div><div style="color: rgb(0, 0, 0); font-family: Menlo; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class="">Enhance your privacy, use cryptography! My PGP keys have fingerprints</div><div style="color: rgb(0, 0, 0); font-family: Menlo; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class="">A9D1 A01D 13A5 31FA 6515 BB44 0820 367C 36BC 0C1D and</div><div style="color: rgb(0, 0, 0); font-family: Menlo; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class="">DCED 37B6 251C 7861 270D 5613 95C7 9D32 9A8D 9B8F</div><div style="color: rgb(0, 0, 0); font-family: Menlo; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><br class=""></div></div></div><br class="Apple-interchange-newline"></div><br class="Apple-interchange-newline"><br class="Apple-interchange-newline">
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