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Electric Vehicle Technology

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  • E-Vehicles General Discussion
    General Discussion about electric vehicles.
    Topics: 2561
    2561 Topics
    30617 Posts
    Last post Re: Wind and Solar vs Coal, G…
    by billvon View the latest post
    Jul 16, 2018 7:24 pm
  • Battery Technology
    Batteries, Chargers, and Battery Management Systems.
    Topics: 11296
    11296 Topics
    182062 Posts
    Last post 18s build with 2x ECityPower …
    by altermontrealiste View the latest post
    Jul 16, 2018 7:01 pm
  • EV Business World
    Topics related to EV businesses
    Topics: 368
    368 Topics
    5094 Posts
    Last post Re: Tesla Model 3
    by Hillhater View the latest post
    Jul 07, 2018 2:48 am
  • Motor Technology
    Electric Motors and Controllers
    Topics: 2423
    2423 Topics
    55249 Posts
    Last post User avatar JBweld
    by ElectricGod View the latest post
    Jul 16, 2018 7:26 pm
  • Active topics
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    Views
    Last post
  • Lithium Batteries Shipping Rules Discussions
    Last post by pahorpet « Jul 11, 2018 10:07 am
    Replies: 276
    by RLT » Sep 13, 2008 1:28 am
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    276 Replies
    42093 Views
    Last post by pahorpet
    Jul 11, 2018 10:07 am
  • Thread for new battery breakthrough PR releases
    Last post by rojitorUser avatar « Jul 02, 2018 11:56 am
    Replies: 1509
    by Doctorbass » Nov 06, 2007 11:32 pm
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    1509 Replies
    144132 Views
    Last post by rojitorUser avatar
    Jul 02, 2018 11:56 am
  • ES DIY Motor Challenge
    Last post by Chavis « Apr 26, 2018 7:39 pm
    Replies: 318
    by Miles » Nov 28, 2009 5:05 pm
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    318 Replies
    84483 Views
    Last post by Chavis
    Apr 26, 2018 7:39 pm
  • Taking Charge: Let's Develop the Products That We Want!
    Last post by casainho « Mar 31, 2018 3:11 pm
    Replies: 31
    by RevDon » Dec 13, 2007 2:17 pm
    • 1
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    31 Replies
    19020 Views
    Last post by casainho
    Mar 31, 2018 3:11 pm
  • PM Motor theory - formulae etc.
    Last post by amberwolfUser avatar « Feb 18, 2018 3:58 am
    Replies: 71
    by Miles » Feb 19, 2010 9:19 am
    • 1
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    • 3
    71 Replies
    26819 Views
    Last post by amberwolfUser avatar
    Feb 18, 2018 3:58 am
  • Sticky thread index for "Battery Technology"
    Last post by spinningmagnetsUser avatar « Aug 07, 2017 8:33 pm
    Replies: 5
    by spinningmagnets » May 25, 2015 7:59 am
    5 Replies
    11564 Views
    Last post by spinningmagnetsUser avatar
    Aug 07, 2017 8:33 pm
  • RC Lipo series charging tutorial
    Last post by Jon NCal « Mar 07, 2017 2:50 pm
    Replies: 167
    by neptronix » Aug 01, 2013 6:28 am
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    167 Replies
    59330 Views
    Last post by Jon NCal
    Mar 07, 2017 2:50 pm
  • Resources
    Last post by MilesUser avatar « Apr 23, 2016 4:21 am
    Replies: 27
    by Miles » Feb 04, 2010 3:22 pm
    • 1
    • 2
    27 Replies
    17926 Views
    Last post by MilesUser avatar
    Apr 23, 2016 4:21 am
  • Sticky thread index for "Motor Technology"
    Last post by spinningmagnetsUser avatar « May 25, 2015 8:06 am
    Replies: 2
    by spinningmagnets » May 25, 2015 8:06 am
    2 Replies
    6081 Views
    Last post by spinningmagnetsUser avatar
    May 25, 2015 8:06 am
  • How Motors Work - some educational links
    Last post by jpgeyUser avatar « Mar 20, 2015 8:12 am
    Replies: 13
    by fechter » Feb 02, 2007 10:39 am
    13 Replies
    22747 Views
    Last post by jpgeyUser avatar
    Mar 20, 2015 8:12 am
  • Battery F.A.Q - Compilation of good stuff !
    Last post by YpedalUser avatar « Jan 27, 2014 12:07 pm
    Replies: 28
    by Ypedal » Apr 03, 2011 9:07 am
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    28 Replies
    63580 Views
    Last post by YpedalUser avatar
    Jan 27, 2014 12:07 pm
  • Revolt RV-series motor review and comparisons
    Last post by ElectricGodUser avatar « Jul 16, 2018 7:26 pm
    Replies: 47
    by ElectricGod » Jun 27, 2018 4:01 pm
    • 1
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    47 Replies
    791 Views
    Last post by ElectricGodUser avatar
    Jul 16, 2018 7:26 pm
  • Wind and Solar vs Coal, Gasoline, Nuclear
    Last post by billvon « Jul 16, 2018 7:24 pm
    Replies: 2199
    by Hillhater » Jun 05, 2017 4:38 pm
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    2199 Replies
    66365 Views
    Last post by billvon
    Jul 16, 2018 7:24 pm
  • 18s build with 2x ECityPower bms (6s and 12s) in series
    Last post by altermontrealiste « Jul 16, 2018 7:01 pm
    by altermontrealiste » Jul 16, 2018 7:01 pm
    0 Replies
    4 Views
    Last post by altermontrealiste
    Jul 16, 2018 7:01 pm
  • Most interesting/useful non-vehicle thing to make from a Zero powertrain?
    Last post by LiveandLetDrive « Jul 16, 2018 6:55 pm
    by LiveandLetDrive » Jul 16, 2018 6:55 pm
    0 Replies
    2 Views
    Last post by LiveandLetDrive
    Jul 16, 2018 6:55 pm
  • World's most efficient and aerodynamic car
    Last post by LiveandLetDrive « Jul 16, 2018 6:39 pm
    Replies: 8
    by Generator » Jun 14, 2018 10:07 pm
    8 Replies
    290 Views
    Last post by LiveandLetDrive
    Jul 16, 2018 6:39 pm
  • Lipo with Integrated BMS
    Last post by motomechUser avatar « Jul 16, 2018 6:33 pm
    Replies: 9
    by n2mb » Jul 16, 2018 8:30 am
    9 Replies
    66 Views
    Last post by motomechUser avatar
    Jul 16, 2018 6:33 pm
  • Any Recommendations for a Cheap 14s BMS?
    Last post by Jacob's Ladder « Jul 16, 2018 6:02 pm
    Replies: 3
    by Jacob's Ladder » Jul 14, 2018 10:50 pm
    3 Replies
    42 Views
    Last post by Jacob's Ladder
    Jul 16, 2018 6:02 pm
  • KT motor controllers -- Flexible OpenSource firmware for BMSBattery S/Kunteng KT motor controllers (0.25kW up to 5kW)
    Last post by honya96 « Jul 16, 2018 5:28 pm
    Replies: 2731
    by casainho » Apr 25, 2017 8:37 pm
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    2731 Replies
    90664 Views
    Last post by honya96
    Jul 16, 2018 5:28 pm
  • bought 3 batteres. Shows 3,58V on every 4p. Scam?
    Last post by fechterUser avatar « Jul 16, 2018 4:03 pm
    Replies: 6
    by qepasa » Jul 16, 2018 6:16 am
    6 Replies
    62 Views
    Last post by fechterUser avatar
    Jul 16, 2018 4:03 pm
  • QS 3000w midmotor
    Last post by bionicon « Jul 16, 2018 3:06 pm
    Replies: 32
    by bionicon » Apr 04, 2018 9:34 am
    • 1
    • 2
    32 Replies
    1318 Views
    Last post by bionicon
    Jul 16, 2018 3:06 pm
  • kWeld - "Next level" DIY battery spot welder
    Last post by Alcus « Jul 16, 2018 2:21 pm
    Replies: 372
    by tatus1969 » Jun 21, 2017 6:26 pm
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    372 Replies
    42976 Views
    Last post by Alcus
    Jul 16, 2018 2:21 pm
  • Affordable spot welder for huge packs
    Last post by flippyUser avatar « Jul 16, 2018 12:41 pm
    Replies: 12
    by rg12 » Jun 23, 2018 1:35 pm
    12 Replies
    284 Views
    Last post by flippyUser avatar
    Jul 16, 2018 12:41 pm
  • bluetooth BMS?
    Last post by ElectricGodUser avatar « Jul 16, 2018 12:38 pm
    Replies: 565
    by aethyr » Jun 02, 2017 12:57 pm
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    565 Replies
    24788 Views
    Last post by ElectricGodUser avatar
    Jul 16, 2018 12:38 pm
  • BMS for Lithium ion Battery
    Last post by amberwolfUser avatar « Jul 16, 2018 12:07 pm
    Replies: 1
    by elitewill » Jul 16, 2018 11:09 am
    1 Replies
    21 Views
    Last post by amberwolfUser avatar
    Jul 16, 2018 12:07 pm
  • EV Myths - add your own!
    Last post by DanGT86User avatar « Jul 16, 2018 9:22 am
    Replies: 7
    by ChargePoint » Jul 15, 2018 4:54 pm
    7 Replies
    124 Views
    Last post by DanGT86User avatar
    Jul 16, 2018 9:22 am
  • Fuse-wire for individual cells, DIY Tesla style
    Last post by fechterUser avatar « Jul 16, 2018 8:20 am
    Replies: 71
    by spinningmagnets » May 02, 2017 7:43 pm
    • 1
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    • 3
    71 Replies
    6711 Views
    Last post by fechterUser avatar
    Jul 16, 2018 8:20 am
  • ME0810 doesnt run but continuous clicking heard
    Last post by fechterUser avatar « Jul 16, 2018 8:13 am
    Replies: 14
    by thoroughbred » Jul 10, 2018 10:11 am
    14 Replies
    137 Views
    Last post by fechterUser avatar
    Jul 16, 2018 8:13 am
  • Keeping Charger always on Bike (plugged in to battery)? bad?
    Last post by Punx0r « Jul 16, 2018 8:07 am
    Replies: 5
    by banthony1 » Jul 15, 2018 11:57 am
    5 Replies
    91 Views
    Last post by Punx0r
    Jul 16, 2018 8:07 am
  • Propeller load for setting hall sensor position
    Last post by larsb « Jul 16, 2018 7:36 am
    Replies: 2
    by larsb » Jul 07, 2018 4:06 am
    2 Replies
    80 Views
    Last post by larsb
    Jul 16, 2018 7:36 am
  • Same battery, two motors, very different performance
    Last post by kdog « Jul 16, 2018 6:18 am
    Replies: 1
    by Stu Summer » Jul 16, 2018 5:08 am
    1 Replies
    46 Views
    Last post by kdog
    Jul 16, 2018 6:18 am
  • NiMH to Li-Ion Battery Conversion
    Last post by flippyUser avatar « Jul 16, 2018 4:10 am
    Replies: 6
    by Astudillo » Jul 14, 2018 10:23 am
    6 Replies
    82 Views
    Last post by flippyUser avatar
    Jul 16, 2018 4:10 am
  • Could hub motors use Maxle in 12x142?
    Last post by dirt huffer « Jul 15, 2018 10:25 pm
    by dirt huffer » Jul 15, 2018 10:25 pm
    0 Replies
    22 Views
    Last post by dirt huffer
    Jul 15, 2018 10:25 pm
  • BMW i3 Batteries
    Last post by litespeed « Jul 15, 2018 7:55 pm
    Replies: 15
    by Suggs » Jul 13, 2018 5:36 am
    15 Replies
    275 Views
    Last post by litespeed
    Jul 15, 2018 7:55 pm
  • Sorensen DCS Series - Modification and Repair Thread
    Last post by methodsUser avatar « Jul 15, 2018 5:41 pm
    Replies: 27
    by methods » Jul 11, 2018 11:12 am
    • 1
    • 2
    27 Replies
    153 Views
    Last post by methodsUser avatar
    Jul 15, 2018 5:41 pm
  • 18650 pack mass-produced video, 4 minutes
    Last post by thunderheartUser avatar « Jul 15, 2018 1:09 pm
    Replies: 1
    by spinningmagnets » Jul 15, 2018 10:15 am
    1 Replies
    70 Views
    Last post by thunderheartUser avatar
    Jul 15, 2018 1:09 pm
  • Varicore Batteries
    Last post by thunderheartUser avatar « Jul 15, 2018 12:54 pm
    Replies: 4
    by tomtom50 » Jul 14, 2018 3:59 pm
    4 Replies
    80 Views
    Last post by thunderheartUser avatar
    Jul 15, 2018 12:54 pm
  • yet another solderless DIY battery pack via NIB's
    Last post by rojitorUser avatar « Jul 15, 2018 10:02 am
    Replies: 225
    by radad » Jun 05, 2014 5:58 pm
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    225 Replies
    51917 Views
    Last post by rojitorUser avatar
    Jul 15, 2018 10:02 am
  • Homemade Battery Packs
    Last post by DrkAngelUser avatar « Jul 15, 2018 7:49 am
    Replies: 1559
    by DrkAngel » Mar 27, 2011 10:20 am
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    1559 Replies
    355238 Views
    Last post by DrkAngelUser avatar
    Jul 15, 2018 7:49 am
  • 788 spot welder
    Last post by georget « Jul 15, 2018 2:52 am
    Replies: 98
    by burningwings » May 14, 2015 10:13 pm
    • 1
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    • 3
    • 4
    98 Replies
    13854 Views
    Last post by georget
    Jul 15, 2018 2:52 am
  • Model 3
    Last post by macribsUser avatar « Jul 14, 2018 5:08 pm
    Replies: 92
    by recumpence » Feb 22, 2018 8:50 pm
    • 1
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    • 3
    • 4
    92 Replies
    3950 Views
    Last post by macribsUser avatar
    Jul 14, 2018 5:08 pm
  • Capacitor bank for spot welder
    Last post by rg12User avatar « Jul 14, 2018 11:24 am
    Replies: 13
    by rg12 » Jul 12, 2018 5:02 pm
    13 Replies
    134 Views
    Last post by rg12User avatar
    Jul 14, 2018 11:24 am
  • Speedict neptune lite
    Last post by rosich « Jul 14, 2018 11:20 am
    Replies: 68
    by cwah » Oct 10, 2015 7:27 am
    • 1
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    • 3
    68 Replies
    4781 Views
    Last post by rosich
    Jul 14, 2018 11:20 am
  • Sevcon Gen4 Drive and DVT Software
    Last post by felipe@potencia « Jul 14, 2018 8:57 am
    Replies: 2
    by bernext » Apr 20, 2018 9:25 am
    2 Replies
    270 Views
    Last post by felipe@potencia
    Jul 14, 2018 8:57 am
  • Li-ion 4.35V: How much do we lose by charging it at 4.20V?
    Last post by thunderheartUser avatar « Jul 14, 2018 3:38 am
    Replies: 9
    by thunderheart » Jul 12, 2018 4:45 am
    9 Replies
    211 Views
    Last post by thunderheartUser avatar
    Jul 14, 2018 3:38 am
  • eBike Master Switch Design
    Last post by -dg « Jul 14, 2018 1:32 am
    Replies: 331
    by Alan B » Oct 06, 2013 9:28 am
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    331 Replies
    27448 Views
    Last post by -dg
    Jul 14, 2018 1:32 am
  • BMS for 48V to 400V lithium-ion battery pack
    Last post by fechterUser avatar « Jul 13, 2018 2:29 pm
    Replies: 5
    by ENNOID » Feb 20, 2018 8:22 pm
    5 Replies
    751 Views
    Last post by fechterUser avatar
    Jul 13, 2018 2:29 pm
  • Controller for low voltage high current
    Last post by amberwolfUser avatar « Jul 13, 2018 2:03 pm
    Replies: 6
    by Solexelec » Jun 29, 2018 4:31 am
    6 Replies
    159 Views
    Last post by amberwolfUser avatar
    Jul 13, 2018 2:03 pm
  • 52V bms
    Last post by x.l.r.8User avatar « Jul 13, 2018 11:21 am
    Replies: 1
    by Monti » Jun 27, 2018 8:56 pm
    1 Replies
    87 Views
    Last post by x.l.r.8User avatar
    Jul 13, 2018 11:21 am
  • Recommended charger for 12s, 4.1 per cell (49.2V)?
    Last post by x.l.r.8User avatar « Jul 13, 2018 11:16 am
    Replies: 10
    by Baron » Jun 27, 2018 6:04 pm
    10 Replies
    246 Views
    Last post by x.l.r.8User avatar
    Jul 13, 2018 11:16 am

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