<DIV style="font-family:Arial, sans-serif; font-size:10pt;"><DIV>Alan,</DIV><DIV> I know I will need a bladder for oil expansion, the motor I was looking at was smaller than the link I sent you, not sure what happened to that one , maybe they are not listing it on there now.</DIV><DIV> </DIV><DIV>Been machining my cannon ball molds in between talking to you. </DIV><DIV> </DIV><DIV>Brian<BR><BR>--- personal_submersibles@psubs.org wrote:<BR><BR>From: Alan via Personal_Submersibles <personal_submersibles@psubs.org><BR>To: Personal Submersibles General Discussion <personal_submersibles@psubs.org><BR>Subject: Re: [PSUBS-MAILIST] temporary propulsion<BR>Date: Sat, 22 Oct 2016 16:39:41 +1300<BR><BR></DIV><DIV>Brian,</DIV><DIV>they will still need a pressure compensating system, bladder or similar.</DIV><DIV>And I would check how the wires come out of the motor to see that </DIV><DIV>nothing is going to burst under pressure.</DIV><DIV>The 35hp is 26,000W. The larger motor draws up to 650 amps, so you</DIV><DIV>will need to make sure the batteries can handle that draw continuously.</DIV><DIV>4 x 24V 100 ah batteries at 50% depth of discharge will last about 10</DIV><DIV>minutes on full power. </DIV><DIV>Nothing is simple & straight forward with these subs :(</DIV><DIV>Cheers Alan</DIV><DIV><BR><BR>Sent from my iPad</DIV><DIV><BR>On 22/10/2016, at 3:45 pm, Brian Cox via Personal_Submersibles <<A href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</A>> wrote:<BR><BR></DIV><BLOCKQUOTE><DIV><DIV style="font-family: Arial, sans-serif; font-size: 10pt;"><DIV>Alan, they are oil filled ! One on each side. More power is better !! Just in case I have to get away from a giant squid , or fish and game ! my sub will be 8 tons when all is said and done. Was thinking 8 deep cycle AGM batteries , 4 for each motor. </DIV><DIV> </DIV><DIV>Brian</DIV><DIV> </DIV><DIV>PS: Everybody is arming themselves ! luckily my drop weights will double as cannon balls !</DIV><DIV> </DIV><DIV><BR><BR>--- <A href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</A> wrote:<BR><BR>From: Alan via Personal_Submersibles <<A href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</A>><BR>To: Personal Submersibles General Discussion <<A href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</A>><BR>Subject: Re: [PSUBS-MAILIST] temporary propulsion<BR>Date: Sat, 22 Oct 2016 15:27:46 +1300<BR><BR></DIV><DIV>What a beast! Do you need all that horsepower, as you will need a </DIV><DIV>huge battery bank to take advantage of it. That is not a bad price with</DIV><DIV>controller included from what I have seen of other systems.You will need a pressure compensating system to take it down deep. How many motors? & how are you</DIV><DIV>going to configure them. </DIV><DIV>Alan</DIV><DIV>P.S. Really enjoying your elections down here in N.Z. can't wait for the next</DIV><DIV>episode of "Saturday night live"</DIV><DIV><BR></DIV><DIV><BR>Sent from my iPad</DIV><DIV><BR>On 22/10/2016, at 2:48 pm, Brian Cox via Personal_Submersibles <<A href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</A>> wrote:<BR><BR></DIV><BLOCKQUOTE><DIV><DIV style="font-family: Arial, sans-serif; font-size: 10pt;"><DIV>Alan, The motor could go into the water the way it is, attach the prop directly to the motor shaft.</DIV><DIV> </DIV><DIV>Brian<BR><BR>--- <A href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</A> wrote:<BR><BR>From: Alan James via Personal_Submersibles <<A href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</A>><BR>To: Personal Submersibles General Discussion <<A href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</A>><BR>Subject: Re: [PSUBS-MAILIST] temporary propulsion<BR>Date: Sat, 22 Oct 2016 01:35:43 +0000 (UTC)<BR><BR></DIV><DIV style="color: rgb(0, 0, 0); font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; font-size: 16px; background-color: rgb(255, 255, 255);"><DIV><SPAN>Ouch $4000-, would you have to replace the shaft with</SPAN></DIV><DIV dir="ltr"><SPAN>a longer propeller shaft?</SPAN></DIV><DIV dir="ltr"><SPAN>What combined hp. are you looking for. How many motors?</SPAN></DIV><DIV dir="ltr"><SPAN>Have you sorted the motor controller for the motors?</SPAN></DIV><DIV dir="ltr"><SPAN>Alan</SPAN></DIV><DIV dir="ltr"><SPAN></SPAN> </DIV><DIV><BR><BR></DIV><DIV style="display: block;"> <DIV style="font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; font-size: 16px;"> <DIV style="font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; font-size: 16px;"> <DIV dir="ltr"> <FONT face="Arial" size="2"> <HR size="1"> <B><SPAN style="font-weight: bold;">From:</SPAN></B> Brian Cox via Personal_Submersibles <<A href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</A>><BR> <B><SPAN style="font-weight: bold;">To:</SPAN></B> Personal Submersibles General Discussion <<A href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</A>> <BR> <B><SPAN style="font-weight: bold;">Sent:</SPAN></B> Saturday, October 22, 2016 12:18 PM<BR> <B><SPAN style="font-weight: bold;">Subject:</SPAN></B> Re: [PSUBS-MAILIST] temporary propulsion<BR> </FONT> </DIV> <DIV><BR><DIV><DIV><DIV style="font-family: Arial, sans-serif; font-size: 10pt;"><DIV>Alan,</DIV><DIV> I still plan to use those motors, but they are expensive. $4000 each Been spending money like a drunken sailor, so I was trying to brainstorm a cheppo solution ;-) I still kind of like the fact that a mass produced motor like the ones showed could be a cheap alterative . Those little Honda generators are quite amazing , very compact, quite, and they sip the gasoline. I noticed a lot of sailboat people would use them for house power instead of firing up they're onboard engines, they would set them out on the bow. </DIV><DIV> </DIV><DIV> </DIV><DIV>Brian <BR><BR>--- <A href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</A> wrote:<BR><BR>From: Alan via Personal_Submersibles <<A href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</A>><BR>To: Personal Submersibles General Discussion <<A href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</A>><BR>Subject: Re: [PSUBS-MAILIST] temporary propulsion<BR>Date: Sat, 22 Oct 2016 07:49:04 +1300<BR><BR></DIV><DIV>Hi Brian,</DIV><DIV>what happened to the high powered motors you were looking at a while back?</DIV><DIV>These motors are huge & only put out 1/3 rd horsepower. Minn kotta is 2hp. There is a </DIV><DIV>lot of work making a housing for them. The shaft would have to be extended to fit another bearing, seal & the propeller, let alone all the work for a housing that is bolted together &</DIV><DIV>sealed with a wiring entry welded on.</DIV><DIV>If you are just wanting to do buoyancy / stability tests before you invest in thrusters,</DIV><DIV>why not have a small inflatable tender with outboard to drag it round.</DIV><DIV>Alternatively look on Cliffs project page on his Minn kotta modification, as he has done</DIV><DIV>some good work on them that may be helpful.</DIV><DIV>Cheers Alan</DIV><DIV><BR>Sent from my iPad</DIV><DIV><DIV><BR>On 21/10/2016, at 4:55 pm, Brian Cox via Personal_Submersibles <<A href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</A>> wrote:<BR><BR></DIV><BLOCKQUOTE><DIV><DIV style="font-family: Arial, sans-serif; font-size: 10pt;"><DIV>Hi All,</DIV><DIV> Been thinking about how I'm going to get around the harbor with my sub. I'm thinking that for the time being I'm just going to run ( on the surface) a 2000 watt Honda generator and then for the motors , use these 1/3 HP dryer motors in a oil flooded housing, probably made out of aluminum tubing. They obviously run with 120 V AC power. </DIV><DIV> </DIV><DIV> Since on my sub I will have dual motors on each side, port and starboard, I was thinking to also have additional motors facing foreword to stop my foreword progress ( a brake) . </DIV><DIV> </DIV><DIV> These dryer motors can be got really cheap , new they're about $75.00 I'm pretty sure they would be ok flooded with oil. So I would have a total of 4 motors , two on each side one going frontwards and one opposing . It would be a totally on or off drive of course , with no speed control. </DIV><DIV> </DIV><DIV> </DIV><DIV>Here's a video of the motors I'm talking about. </DIV><DIV> </DIV><DIV> </DIV><DIV> <A href="https://www.youtube.com/watch?v=uIrCUh1S8x8">https://www.youtube.com/watch?v=uIrCUh1S8x8</A></DIV><DIV> </DIV><DIV> </DIV><DIV>Brian</DIV><DIV> </DIV><DIV> </DIV><DIV> </DIV></DIV></DIV></BLOCKQUOTE></DIV><BLOCKQUOTE><DIV><SPAN>_______________________________________________</SPAN><BR><SPAN>Personal_Submersibles mailing list</SPAN><BR><SPAN><A href="mailto:Personal_Submersibles@psubs.org">Personal_Submersibles@psubs.org</A></SPAN><BR><SPAN><A href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</A></SPAN><BR></DIV></BLOCKQUOTE>_______________________________________________
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