<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_1446493666055_5129">Thanks for the video clip Glen,</div><div dir="ltr" id="yui_3_16_0_1_1446493666055_5172">that beast was moving pretty quickly.</div><div dir="ltr" id="yui_3_16_0_1_1446493666055_5170"> The shaft is 8mm inside the motor with a very slight increase in diameter where it</div><div dir="ltr" id="yui_3_16_0_1_1446493666055_5164">moves out of the motor. At that point there is a flat section for 2 grub screws to</div><div dir="ltr" id="yui_3_16_0_1_1446493666055_5381">secure it. Then it transitions to 10mm to fit the propeller. And there are a couple of</div><div dir="ltr" id="yui_3_16_0_1_1446493666055_5158">o-ring grooves as well. I have ordered a "follower" for my lathe to support the rod</div><div dir="ltr" id="yui_3_16_0_1_1446493666055_5163">when machining as there is a bit of flex in it.</div><div dir="ltr" id="yui_3_16_0_1_1446493666055_5163">It is an outrunner motor and the can is secured with a number of screws that are</div><div dir="ltr" id="yui_3_16_0_1_1446493666055_5163">lock tighted in. Very hard to remove & I have stuffed threads drilling them out.</div><div dir="ltr" id="yui_3_16_0_1_1446493666055_5163">It is a sensorless motor & most of the BLDC ESC manufacturers (like Kelly) that produce</div><div dir="ltr" id="yui_3_16_0_1_1446493666055_5163">controllers to operate from joy sticks, don't do much in the way of sensorless</div><div dir="ltr" id="yui_3_16_0_1_1446493666055_5163">controllers in that power range. There may be a way of mounting hall sensors to the </div><div dir="ltr" id="yui_3_16_0_1_1446493666055_5163">inside of the thruster housing to turn it in to a sensored motor.</div><div dir="ltr" id="yui_3_16_0_1_1446493666055_5163">I need 6 of these initially so it will be worth my while sorting the problems.</div><div dir="ltr" id="yui_3_16_0_1_1446493666055_5163">I get them from either the HK International or Aussie warehouse.</div><div dir="ltr" id="yui_3_16_0_1_1446493666055_5163">There is the Haswing Protruar brushless motor. Emile uses one & said the gearbox was a bit noisy.</div><div dir="ltr" id="yui_3_16_0_1_1446493666055_5163"><a href="http://www.haswingmarine.com.au/Protruar-2HP-Electric-Outboard-Motor-Haswing-100lbs-.html" id="yui_3_16_0_1_1446493666055_6386">http://www.haswingmarine.com.au/Protruar-2HP-Electric-Outboard-Motor-Haswing-100lbs-.html</a><br></div><div dir="ltr" id="yui_3_16_0_1_1446493666055_5163">If you can hang off a bit, I will do the donkey work on these motors so you can see if it will</div><div dir="ltr" id="yui_3_16_0_1_1446493666055_5163">be worthwhile. I should have built the housing & done my in pool testingI by the end of the Month.</div><div dir="ltr" id="yui_3_16_0_1_1446493666055_5163">I may be in the position to make some available later down the track.</div><div dir="ltr" id="yui_3_16_0_1_1446493666055_5163">Cheers Alan</div><div dir="ltr" id="yui_3_16_0_1_1446493666055_5163"><br></div><br> <div style="font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; font-size: 16px;" id="yui_3_16_0_1_1446493666055_5161"> <div style="font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; font-size: 16px;" id="yui_3_16_0_1_1446493666055_5160"> <div dir="ltr" id="yui_3_16_0_1_1446493666055_5159"> <hr size="1" id="yui_3_16_0_1_1446493666055_5162"> <font size="2" face="Arial" id="yui_3_16_0_1_1446493666055_5382"> <b><span style="font-weight:bold;">From:</span></b> glen brown 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> Tuesday, November 3, 2015 5:04 AM<br> <b><span style="font-weight: bold;">Subject:</span></b> Re: [PSUBS-MAILIST] Alan's thrusters<br> </font> </div> <div class="y_msg_container" id="yui_3_16_0_1_1446493666055_5383"><br><div id="yiv3100841310"><div id="yui_3_16_0_1_1446493666055_5386"><div dir="ltr" id="yui_3_16_0_1_1446493666055_5385">Thanks Alan<div id="yui_3_16_0_1_1446493666055_5384">Extended 8mm shaft that's easy. Heli ect only turns one direction I c what you mean a boat or car esc will work.</div><div id="yui_3_16_0_1_1446493666055_5387">.Maybe a air res connected by hydraulic pipe to banjo coupling for mobility fitted on motor housing for comp.</div><div id="yui_3_16_0_1_1446493666055_6841">Did you get your motor from the UK?</div><div id="yui_3_16_0_1_1446493666055_6842">Glen ps videos are too big to send.</div></div><div class="yiv3100841310gmail_extra" id="yui_3_16_0_1_1446493666055_6242"><br clear="none"><div class="yiv3100841310gmail_quote" id="yui_3_16_0_1_1446493666055_6241">On Mon, Nov 2, 2015 at 4:04 PM, Alan via Personal_Submersibles <span dir="ltr"><<a rel="nofollow" shape="rect" ymailto="mailto:personal_submersibles@psubs.org" target="_blank" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>></span> wrote:<br clear="none"><blockquote class="yiv3100841310gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;" id="yui_3_16_0_1_1446493666055_6240"><div class="qtdSeparateBR"><br><br></div><div class="yiv3100841310yqt8936538014" id="yiv3100841310yqt25662"><div id="yui_3_16_0_1_1446493666055_6239"><div id="yui_3_16_0_1_1446493666055_6843">Glen,</div><div id="yui_3_16_0_1_1446493666055_6844">yes it is the Hobby King motor. but all is not straight forward. the easiest way</div><div id="yui_3_16_0_1_1446493666055_6238">to adapt a boat prop when in a housing is to machine a new central motor shaft.</div><div id="yui_3_16_0_1_1446493666055_6845">It is difficult finding a suitable electronic speed controller. only the boat & some car</div><div>esc's have reverse & everything is radio control. There are various functions</div><div>needed to be programmed in to the motor controller & some adaptations need to be</div><div>made to run it off a joy stick. I may have to get an esc taylor made once I know the</div><div>motor is perfect for the job & I have the stats on it. I have a helicopter / plane</div><div>transmitter & apparently There are different transmitters for land based units.</div><div>I am intending to oil compensate but with an air compensation method.</div><div>I will be using either a relieving type pressure regulator set low, or a modified</div><div>second stage regulator. so the air will be pressurising the oil to ambient. If the oil</div><div>runs out I will still have air. I will experiment with oil & air.</div><div>Any videos of your helicopter action?</div><span class="yiv3100841310"></span><div>Alan</div><div> </div><div><br clear="none">Sent from my iPad</div><div><div class="yiv3100841310h5"><div><br clear="none">On 2/11/2015, at 10:31 pm, glen brown via Personal_Submersibles <<a rel="nofollow" shape="rect" ymailto="mailto:personal_submersibles@psubs.org" target="_blank" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>> wrote:<br clear="none"><br clear="none"></div><blockquote type="cite"><div><div dir="ltr">Alan <div>Is it the same motor you got from Hobby King? the reason being I want to order one for my stern thruster.Yes we dart and herd capture in a boma using helicopter very dangerous work.Are you going to go air comp ?</div><div>Glen</div></div><div class="yiv3100841310gmail_extra"><br clear="none"><div class="yiv3100841310gmail_quote">On Mon, Nov 2, 2015 at 11:09 AM, Alan via Personal_Submersibles <span dir="ltr"><<a rel="nofollow" shape="rect" ymailto="mailto:personal_submersibles@psubs.org" target="_blank" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>></span> wrote:<br clear="none"><blockquote class="yiv3100841310gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;"><div><div>Thanks Glen,</div><div>yes I'm using a low kv motor. I have tested it in a pool with a 2hp </div><div>boat prop & it worked well. I didn't have a housing on the motor, just bare motor</div><div>in the pool. I didn't check the amp draw at the time. So the next stage is testing</div><div>it with a housing.</div><div>Sounds like you have been having fun. were you tagging the animals or something?</div><div>Alan<br clear="none"><br clear="none">Sent from my iPad</div><div><div><div><br clear="none">On 2/11/2015, at 9:04 pm, glen brown via Personal_Submersibles <<a rel="nofollow" shape="rect" ymailto="mailto:personal_submersibles@psubs.org" target="_blank" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>> wrote:<br clear="none"><br clear="none"></div><blockquote type="cite"><div><div dir="ltr">Hi Alan<div>Well done with the ruga.Are you still planning on using that H King turnigy sk3 bldc and if so have you done any test with that prop yet.Been flying Heli's catching game for the last couple of months tense work,any case good to be on the ground and able to tinker on my sub again for summer.</div><div>Glen</div></div><div class="yiv3100841310gmail_extra"><br clear="none"><div class="yiv3100841310gmail_quote">On Mon, Nov 2, 2015 at 4:04 AM, Alan James via Personal_Submersibles <span dir="ltr"><<a rel="nofollow" shape="rect" ymailto="mailto:personal_submersibles@psubs.org" target="_blank" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>></span> wrote:<br clear="none"><blockquote class="yiv3100841310gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;"><div><div style="color:#000;background-color:#fff;font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:16px;"><div dir="ltr"><span>Hi Hank,</span></div><div dir="ltr"><span>I am waiting for an adapter plate from China so I can put a larger</span></div><div dir="ltr"><span>chuck on my lathe that will hold 100mm round aluminium bar.</span></div><div dir="ltr"><span>Then I can machine the housing. </span></div><div dir="ltr"><span>Have replaced the motors central shaft with a longer 316 ss shaft</span></div><div dir="ltr"><span>& mounted a propeller on it. Have it sitting in a vice on my kitchen</span></div><div dir="ltr"><span>table & am having fun powering it up.</span></div><div dir="ltr"><span>Am also making up a stronger jig to </span>mount it on for in pool testing </div><div dir="ltr">of thrust & amp draw under load.</div><div dir="ltr"><span>Cheers Alan</span></div><div dir="ltr"><span> </span></div><br clear="none"> <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"> <hr size="1"> <font size="2" face="Arial"> <b><span style="font-weight:bold;">From:</span></b> hank pronk via Personal_Submersibles <<a rel="nofollow" shape="rect" ymailto="mailto:personal_submersibles@psubs.org" target="_blank" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>><br clear="none"> <b><span style="font-weight:bold;">To:</span></b> Personal Submersibles General Discussion <<a rel="nofollow" shape="rect" ymailto="mailto:personal_submersibles@psubs.org" target="_blank" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>> <br clear="none"> <b><span style="font-weight:bold;">Sent:</span></b> Monday, November 2, 2015 2:39 PM<br clear="none"> <b><span style="font-weight:bold;">Subject:</span></b> [PSUBS-MAILIST] Alan's thrusters<br clear="none"> </font> </div> <div><span><br clear="none"></span><div><div><div style="color:#000;background-color:#fff;font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:12px;"><div>Alan,</div><div>How is your machining project going, got any pictures? </div><div>Hank</div></div></div></div><br clear="none">_______________________________________________<br clear="none">Personal_Submersibles mailing list<br clear="none"><a rel="nofollow" shape="rect" ymailto="mailto:Personal_Submersibles@psubs.org" target="_blank" href="mailto:Personal_Submersibles@psubs.org">Personal_Submersibles@psubs.org</a><br clear="none"><a rel="nofollow" shape="rect" target="_blank" href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a><br clear="none"><br clear="none"><br clear="none"></div> </div> </div> </div></div><br clear="none">_______________________________________________<br clear="none">
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