<html><head></head><body><div style="color:#000; background-color:#fff; font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:16px"><div id="yui_3_16_0_1_1479927388118_8564" dir="ltr"><span id="yui_3_16_0_1_1479927388118_8589">Scott,<br id="yui_3_16_0_1_1479927388118_8577">already sold my house & living in a cardboard box. (well small unit)<br id="yui_3_16_0_1_1479927388118_8578">But where could you buy an education or experience like we are getting?<br id="yui_3_16_0_1_1479927388118_8579"> I had a look at a video on the CDK-6 conversion kit. It says you<br id="yui_3_16_0_1_1479927388118_8580">have to unscrew the fitting from the SSB 2010 unit to turn off the power!<br id="yui_3_16_0_1_1479927388118_8581">Normally for a diver the power comes on automatically when the unit is underwater.<br id="yui_3_16_0_1_1479927388118_8582">Did you put a switch on this or were you still screwing-unscrewing to<br id="yui_3_16_0_1_1479927388118_8583">turn the power on & off. Or did you wire the unit to your submarine battery supply.<br id="yui_3_16_0_1_1479927388118_8584">Also when mounting the transducer where is the best position?<br id="yui_3_16_0_1_1479927388118_8585">If you mount it low you would have communication through it on the surface,<br id="yui_3_16_0_1_1479927388118_8586">or is this distorted in wavy conditions.<br id="yui_3_16_0_1_1479927388118_8587">If you mount it high you would have less interference. Yes?<br id="yui_3_16_0_1_1479927388118_8588">Cheers Alan</span></div><div class="qtdSeparateBR" id="yui_3_16_0_1_1479927388118_8560"><br><br></div><div class="yahoo_quoted" id="yui_3_16_0_1_1479927388118_8603" style="display: block;"> <div id="yui_3_16_0_1_1479927388118_8602" style="font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; font-size: 16px;"> <div id="yui_3_16_0_1_1479927388118_8601" style="font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; font-size: 16px;"> <div id="yui_3_16_0_1_1479927388118_8604" dir="ltr"> <font id="yui_3_16_0_1_1479927388118_8605" face="Arial" size="2"> <hr size="1" id="yui_3_16_0_1_1479927388118_8606"> <b><span style="font-weight: bold;">From:</span></b> via Personal_Submersibles <personal_submersibles@psubs.org><br> <b><span style="font-weight: bold;">To:</span></b> Personal Submersibles General Discussion <personal_submersibles@psubs.org> <br> <b><span style="font-weight: bold;">Sent:</span></b> Thursday, November 24, 2016 9:18 AM<br> <b><span style="font-weight: bold;">Subject:</span></b> Re: [PSUBS-MAILIST] Batteries<br> </font> </div> <div class="y_msg_container" id="yui_3_16_0_1_1479927388118_8600"><br>Thank you for the in Alan. I am quickly finding that nothing in deep sea vehicles is cheap. haha. Thrusters for $68,000. Tracking system for $53,000. Pressure testing for $26,000. Comms for $29,000. So yup, I'm selling my house and gonna live in a cardboard box, but at least I'll have fun doing it. haha<br clear="none"><br clear="none">Thank you,<br clear="none">Scott Waters <br clear="none"><br clear="none">> -------Original Message-------<br clear="none">> From: Alan James via Personal_Submersibles <<a href="mailto:personal_submersibles@psubs.org" shape="rect" ymailto="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>><br clear="none">> To: Personal Submersibles General Discussion <<a href="mailto:personal_submersibles@psubs.org" shape="rect" ymailto="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>><br clear="none">> Subject: Re: [PSUBS-MAILIST] Batteries<br clear="none">> Sent: Nov 23 '16 14:05<br clear="none">> <br clear="none">> Scott,<br clear="none">> if you do a google image search on lithium iron "internal" or<br clear="none">> "assembly"<br clear="none">> or something like that, you find lots of variations. Some are<br clear="none">> cylinders<br clear="none">> stacked inside a square container, sometimes stacked vertical,<br clear="none">> sometimes<br clear="none">> horizontal; so lots of air pockets. Others are plates.<br clear="none">> In the case of SWE the battery internals can take massive pressure,<br clear="none">> but<br clear="none">> you couldn't guarantee that with every battery on the market. I would<br clear="none">> assume they could but wouldn't be positive.<br clear="none">> If I were doing a hack I would get a dead battery of the type I was<br clear="none">> looking<br clear="none">> at & cut the top off to see how I would do it. (did that with my AGM<br clear="none">> battery hack)<br clear="none">> You could possibly take the tops off the batteries or drill holes in<br clear="none">> the<br clear="none">> tops of every cell to let any air escape when you oil filled them.<br clear="none">> Then<br clear="none">> put your battery pack in a box with a neoprene diagphram over the top<br clear="none">> & oil fill.<br clear="none">> Like Hank is intending to do, or they do with the Deep Sea Power &<br clear="none">> Light<br clear="none">> Sea Battery (AGM).<br clear="none">> My lithium batteries don't have individual cel balancing electronics<br clear="none">> that I<br clear="none">> can see. Some have them external to the battery. All I required was a<br clear="none">> 48V<br clear="none">> battery charger if I was assembling 4 x 12V into a 48V pack.<br clear="none">> Hugh's batteries were a bit more complex & he had a bad experience<br clear="none">> through<br clear="none">> not regularly charging them.<br clear="none">> Having said all that, when I talked with SWE I believe they were<br clear="none">> applying<br clear="none">> for ABS type approval, or something similar. If you are wanting<br clear="none">> certification<br clear="none">> you may get knocked back on a lithium battery hack.<br clear="none">> If it were me I would go & see them & pick their brains. You may find<br clear="none">> out<br clear="none">> how to do it yourself, or they may do a good deal for you.<br clear="none">> I am building my own thrusters to save money, but some times it's<br clear="none">> cheaper<br clear="none">> to buy it off the shelf when you cost out your time & the resultant<br clear="none">> inferior product. :)<br clear="none">> Cheers Alan<br clear="none">> <br clear="none">> -------------------------<br clear="none">> FROM: via Personal_Submersibles <<a href="mailto:personal_submersibles@psubs.org" shape="rect" ymailto="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>><br clear="none">> TO: Personal Submersibles General Discussion<br clear="none">> <<a href="mailto:personal_submersibles@psubs.org" shape="rect" ymailto="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>><br clear="none">> SENT: Thursday, November 24, 2016 7:19 AM<br clear="none">> SUBJECT: Re: [PSUBS-MAILIST] Batteries<br clear="none">> <br clear="none">> Thank you for that info Alan. I am sure they charge plenty for it<br clear="none">> being pre-fabed for underwater work. I was hoping to take lithium car<br clear="none">> batteries and see if there was a way to oil compensate them.<br clear="none">> <br clear="none">> Thank you,<br clear="none">> Scott Waters<br clear="none">> <br clear="none">> > -------Original Message-------<br clear="none">> > From: Alan James via Personal_Submersibles<br clear="none">> <<a href="mailto:personal_submersibles@psubs.org" shape="rect" ymailto="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>><br clear="none">> > To: Personal Submersibles General Discussion<br clear="none">> <<a href="mailto:personal_submersibles@psubs.org" shape="rect" ymailto="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>><br clear="none">> > Subject: Re: [PSUBS-MAILIST] Batteries<br clear="none">> > Sent: Nov 23 '16 12:05<br clear="none">> ><br clear="none">> > Scott,<br clear="none">> > these people sell sub sea lithium battery packs. I spoke with them<br clear="none">> at<br clear="none">> > the<br clear="none">> > underwater intervention convention a couple of years back.<br clear="none">> > They gave me a T shirt :)<br clear="none">> > Southwest Electronic Energy Group (SWE) | Custom advanced battery<br clear="none">> > solutions for the oil and gas industry SWE | Southwest Electronic<br clear="none">> > Energy Group<br clear="none">> ><br clear="none">> > SOUTHWEST ELECTRONIC ENERGY GROUP (SWE) | CUSTOM ADVANCED BATTERY<br clear="none">> > SOLUTIONS...<br clear="none">> ><br clear="none">> > Southwest Electronic Energy Group (SWE) designs and builds custom<br clear="none">> > advanced battery solutions for oil and gas, se...<br clear="none">> ><br clear="none">> > -------------------------<br clear="none">> > FROM: via Personal_Submersibles <<a href="mailto:personal_submersibles@psubs.org" shape="rect" ymailto="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>><br clear="none">> > TO: PSUBS <<a href="mailto:personal_submersibles@psubs.org" shape="rect" ymailto="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>><br clear="none">> > SENT: Thursday, November 24, 2016 6:46 AM<br clear="none">> > SUBJECT: [PSUBS-MAILIST] Batteries<br clear="none">> ><br clear="none">> > Does anyone on psubs have experience in oil compensating lithium<br clear="none">> > batteries? The only time I have known this to happen is in James<br clear="none">> > Cameron's deep sea challenger. I have tried to get answers from<br clear="none">> their<br clear="none">> > engineering staff, but have had no luck so far.<br clear="none">> ><br clear="none">> > Thank you,<br clear="none">> > Scott Waters<br clear="none">> > _______________________________________________<br clear="none">> > Personal_Submersibles mailing list<br clear="none">> > <a href="mailto:Personal_Submersibles@psubs.org" shape="rect" ymailto="mailto:Personal_Submersibles@psubs.org">Personal_Submersibles@psubs.org</a><br clear="none">> > <a href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles" target="_blank" shape="rect">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a><div class="yqt0372789517" id="yqtfd45241"><br clear="none">> <br clear="none">> ><br clear="none">> > -------------------------<br clear="none">> > _______________________________________________<br clear="none">> > Personal_Submersibles mailing list<br clear="none">> > <a href="mailto:Personal_Submersibles@psubs.org" shape="rect" ymailto="mailto:Personal_Submersibles@psubs.org">Personal_Submersibles@psubs.org</a><br clear="none">> > <a href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles" target="_blank" shape="rect">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a><br clear="none">> ><br clear="none">> _______________________________________________<br clear="none">> Personal_Submersibles mailing list<br clear="none">> <a href="mailto:Personal_Submersibles@psubs.org" shape="rect" ymailto="mailto:Personal_Submersibles@psubs.org">Personal_Submersibles@psubs.org</a><br clear="none">> <a href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles" target="_blank" shape="rect">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a><br clear="none">> <br clear="none">> -------------------------<br clear="none">> _______________________________________________<br clear="none">> Personal_Submersibles mailing list<br clear="none">> <a href="mailto:Personal_Submersibles@psubs.org" shape="rect" ymailto="mailto:Personal_Submersibles@psubs.org">Personal_Submersibles@psubs.org</a><br clear="none">> <a href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles" target="_blank" shape="rect">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a><br clear="none">> <br clear="none">_______________________________________________<br clear="none">Personal_Submersibles mailing list<br clear="none"><a href="mailto:Personal_Submersibles@psubs.org" shape="rect" ymailto="mailto:Personal_Submersibles@psubs.org">Personal_Submersibles@psubs.org</a><br clear="none"><a href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles" target="_blank" shape="rect">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a><br clear="none"></div><br><br></div> </div> </div> </div></div></body></html>