Re: [EVDL] hub motor cooling ac motor

2015-09-09 Thread ken via EV
How will a person judge when holes will lead to breakage? any examples of people doing this already ? > Do you want the motor to be waterproof (rain, mud, ...) or not? > If you leave it open (with *many* holes) then it can cool better > but (like a DC motor) you better blow filtered/screened air

Re: [EVDL] hub motor cooling ac motor

2015-09-09 Thread Cor van de Water via EV
IBE: http://www.evdl.org/help/index.html#usub > http://lists.evdl.org/listinfo.cgi/ev-evdl.org > For EV drag racing discussion, please use NEDRA ( > http://groups.yahoo.com/group/NEDRA) > > -- next part -- An HTML attachment was scrubbed... URL: <http:

Re: [EVDL] hub motor cooling ac motor

2015-09-09 Thread Gary Krysztopik via EV
d... URL: <http://lists.evdl.org/private.cgi/ev-evdl.org/attachments/20150909/7b118065/attachment.htm> ___ UNSUBSCRIBE: http://www.evdl.org/help/index.html#usub http://lists.evdl.org/listinfo.cgi/ev-evdl.org For EV drag racing discussion, please use NEDRA (http://groups.yahoo.com/group/NEDRA)

[EVDL] hub motor cooling ac motor

2015-09-09 Thread ken via EV
When hill climbing roads at 25 mph and 40 amps, which it draws same amps at 40 mph on the flat . on my 3 kw wheel, it starts heating up to the point of be not touchable . I thought of drilling a very small hole 1/8 inch near the axle and fill the inside maybe 25% . but don't know what kind of oil

[EVDL] Wireless Power Transfer - 93 to 95% efficiency

2015-09-09 Thread Peter C. Thompson via EV
Hi Folks, Here is an article on one of my competitors showing their technology at IAA. They are claiming 93 to 95% efficiency. http://powerpulse.net/story.php?storyID=32922 (Sorry about all the ads on powerpulse, but I couldn't find a better source for the story). Cheers, Peter __

Re: [EVDL] temp sensors on brushes

2015-09-09 Thread Mark Grasser via EV
Roger, Thanks, This is more than enough information. I like the idea of drilling and epoxy into place one brush in each motor. I just looked, there are two brushes in each of four places. Eight brushes on each motor. I am thinking I will thermocouple the brush closest to the armature as it should

[EVDL] EVent: EVs @Electric Vehicle Expo 1-4p 9/12 San_Mateo-CA

2015-09-09 Thread brucedp5 via EV
http://inmenlo.com/2015/09/08/menlo-spark-co-hosts-electric-vehicle-expo-on-september-12/ Menlo Spark co-hosts Electric Vehicle Expo on September 12 September 8, 2015 Menlo Spark in partnership with the City of San Mateo and Plug In America is hosting the first Electric Vehicle (EV) Expo to take

[EVDL] EVent: EVs @imaginehoughton.com 9a-12n 9/12 Long_Beach-CA

2015-09-09 Thread brucedp5 via EV
http://www.gazettes.com/entertainment/electric-vehicles-take-over-long-beach/article_23006a4e-5655-11e5-a69d-73e45140050b.html Electric Vehicles Take Over Long Beach [20150908] Sarah George Step aside fuel cars, an Electric Vehicle Celebration will be taking over Long Beach for National Drive E

[EVDL] EVLN: Refurb Tesla Roadsters now offered with a 400mi range

2015-09-09 Thread brucedp5 via EV
http://fortune.com/2015/09/01/tesla-roadster-battery-upgrade/ Tesla Roadster now has a 400-mile rangeā€”for a price by Kirsten Korosec September 1, 2015 [image / Tesla Motors https://fortunedotcom.files.wordpress.com/2015/09/roadster-sport-photo_1024x1024.jpg For $29,000, Roadster owners can bu

[EVDL] EVLN: Oohs & aahs over cherry-red Tesla-S test-drives in Falmouth-MA

2015-09-09 Thread brucedp5 via EV
'The more we drive the Tesla EV, the more money we save' http://capecod.wickedlocal.com/article/20150902/NEWS/150908784 Test-driving the Tesla in Falmouth By Rachael Devaney Sep. 2, 2015 [image / Rachael Devaney http://capecod.wickedlocal.com/storyimage/WL/20150902/NEWS/150908784/AR/0/AR-1509

[EVDL] EVLN: $3k MM GenZe 2.0 e-scooter 4sale in CA, OR, MI r:30mi ts:30mph

2015-09-09 Thread brucedp5 via EV
http://www.financialexpress.com/article/industry/automobiles/mahindra-to-enter-us-markets-with-vespa-like-electric-scooter/129340/ Mahindra to enter US markets with Vespa-like electric scooter Associated Press | Ann Arbor | September 2, 2015 [image http://images.financialexpress.com/2015/09/ma