<div dir="ltr">You are absolutely right Antoine!<div><br><div>Thanks.</div><div><br></div><div><br></div><div>Regards </div><div>André</div></div></div><div class="gmail_extra"><br><br><div class="gmail_quote">2013/9/27 Antoine Delafargue <span dir="ltr"><<a href="mailto:pilotfishp@gmail.com" target="_blank">pilotfishp@gmail.com</a>></span><br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">Hi André, <div><br></div><div>The spreadsheet is ok, </div><div>using a multiplicator sign would be ok but with some extra brackets around the whole denominator<br>
</div><div><br></div><div>a/(b*c) = a/b /c</div>
<div><br></div><div><br></div><div>regards</div><span class="HOEnZb"><font color="#888888"><div>Antoine</div><div><br></div></font></span></div><div class="HOEnZb"><div class="h5"><div class="gmail_extra"><br><br><div class="gmail_quote">
On Fri, Sep 27, 2013 at 5:50 AM, Jon Wallace <span dir="ltr"><<a href="mailto:jonw@psubs.org" target="_blank">jonw@psubs.org</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
  
    
  
  <div text="#000000" bgcolor="#FFFFFF">
    <div><br>
      I think you are correct.  Cliff or Sean, can you confirm?<br>
      <br>
      Jon<div><div><br>
      <br>
      <br>
      <br>
      On 9/26/2013 9:31 PM, André Eriksen wrote:<br>
    </div></div></div>
    <blockquote type="cite"><div><div>
      <div dir="ltr">Hi !
        <div><br>
        </div>
        <div>I have been studying the psub spreadsheat and found a
          inconsistent formula compared to the ABS Rules for Building
          and Classing Underwater Vehicles.</div>
        <div>It`s in cell <b>C48: Pm= Von Mises Shell Buckling Pressure
            for a Cylinder.</b><br>
        </div>
        <div><br>
        </div>
        <div><span style="font-size:11pt;line-height:115%;font-family:Calibri,sans-serif"></span><span style="font-size:11pt;line-height:115%;font-family:Calibri,sans-serif"> C48 </span><font face="Calibri, sans-serif"><span style="font-size:15px;line-height:17px">=2,42*C6*(C26/C17)^2,5/(1-C7^2)^0,75<font style="background-color:rgb(255,0,0)" color="#000000">/</font>(C14/C17-0,45*(C26/C17)^0,5)</span></font></div>


        <div><font face="Calibri, sans-serif"><span style="font-size:15px;line-height:17px">                 
                                                                       
                          ^</span></font></div>
        <div>The division sign I have highlighted above in the
          spreadsheet formula should.. (if you look at the ABS formula
          section 6 - 19.5.1 Inter-Stiffener Strenght).. be a
          Multiplicator.</div>
        <div>
          <div><br>
          </div>
          <div>But changing this gives me a low Maximum psig for
            inter-stiffeners.</div>
          <div><br>
          </div>
          <div><br>
          </div>
          <div>I`m confused! Could someone please explain this? :-)</div>
          <div><br>
          </div>
          <div><br>
          </div>
          <b>Best Regards</b>
        </div>
        <div>André Eriksen</div>
      </div>
      <br>
      <fieldset></fieldset>
      <br>
      </div></div><pre>_______________________________________________
Personal_Submersibles mailing list
<a href="mailto:Personal_Submersibles@psubs.org" target="_blank">Personal_Submersibles@psubs.org</a>
<a href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles" target="_blank">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a>
</pre>
    </blockquote>
    <br>
  </div>

<br>_______________________________________________<br>
Personal_Submersibles mailing list<br>
<a href="mailto:Personal_Submersibles@psubs.org" target="_blank">Personal_Submersibles@psubs.org</a><br>
<a href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles" target="_blank">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a><br>
<br></blockquote></div><br></div>
</div></div><br>_______________________________________________<br>
Personal_Submersibles mailing list<br>
<a href="mailto:Personal_Submersibles@psubs.org">Personal_Submersibles@psubs.org</a><br>
<a href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles" target="_blank">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a><br>
<br></blockquote></div><br><br clear="all"><div><br></div>-- <br><div dir="ltr"><div><font face="arial black,sans-serif">Med Vennlig Hilsen / Regards</font></div><div><font face="arial black,sans-serif"><em>André Eriksen</em></font></div>
</div>
</div>