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Electric Vehicle Technology

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  • E-Vehicles General Discussion
    General Discussion about electric vehicles.
    Topics: 2552
    2552 Topics
    30433 Posts
    Last post Re: Noob Looking for help Wit…
    by markz View the latest post
    Jun 22, 2018 6:43 pm
  • Battery Technology
    Batteries, Chargers, and Battery Management Systems.
    Topics: 11248
    11248 Topics
    182083 Posts
    Last post User avatar Re: mass life cycle testing
    by methods View the latest post
    Jun 22, 2018 6:54 pm
  • EV Business World
    Topics related to EV businesses
    Topics: 366
    366 Topics
    5072 Posts
    Last post Re: Tesla Model 3
    by Warren View the latest post
    Jun 22, 2018 2:13 pm
  • Motor Technology
    Electric Motors and Controllers
    Topics: 2397
    2397 Topics
    54853 Posts
    Last post User avatar Re: Sensorless at standstill,…
    by parabellum View the latest post
    Jun 22, 2018 2:40 pm
  • Active topics
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    Last post
  • Thread for new battery breakthrough PR releases
    Last post by spectastic « Jun 14, 2018 3:01 pm
    Replies: 1505
    by Doctorbass » Nov 06, 2007 11:32 pm
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    1505 Replies
    142678 Views
    Last post by spectastic
    Jun 14, 2018 3:01 pm
  • Lithium Batteries Shipping Rules Discussions
    Last post by jonescgUser avatar « May 18, 2018 2:56 am
    Replies: 275
    by RLT » Sep 13, 2008 1:28 am
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    275 Replies
    41699 Views
    Last post by jonescgUser avatar
    May 18, 2018 2:56 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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    • 9
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    318 Replies
    84088 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
    • 2
    31 Replies
    18919 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
    • 2
    • 3
    71 Replies
    26635 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
    11347 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
    58990 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
    17783 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
    5990 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
    22630 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
    • 1
    • 2
    28 Replies
    63319 Views
    Last post by YpedalUser avatar
    Jan 27, 2014 12:07 pm
  • mass life cycle testing
    Last post by methodsUser avatar « Jun 22, 2018 6:54 pm
    Replies: 15
    by flippy » Apr 28, 2018 4:13 pm
    15 Replies
    337 Views
    Last post by methodsUser avatar
    Jun 22, 2018 6:54 pm
  • Noob Looking for help With locating limiter/governor
    Last post by markz « Jun 22, 2018 6:43 pm
    Replies: 6
    by SplitPolygon » Jun 20, 2018 4:21 pm
    6 Replies
    62 Views
    Last post by markz
    Jun 22, 2018 6:43 pm
  • Wet battery
    Last post by methodsUser avatar « Jun 22, 2018 6:38 pm
    Replies: 7
    by Monti » Jun 20, 2018 12:26 pm
    7 Replies
    91 Views
    Last post by methodsUser avatar
    Jun 22, 2018 6:38 pm
  • Nano Flow Cell Development - Open Sourcsame
    Last post by usertogoUser avatar « Jun 22, 2018 4:55 pm
    Replies: 4
    by usertogo » Feb 20, 2018 5:51 am
    4 Replies
    306 Views
    Last post by usertogoUser avatar
    Jun 22, 2018 4:55 pm
  • Sensorless at standstill, development updates and status
    Last post by parabellumUser avatar « Jun 22, 2018 2:40 pm
    Replies: 3
    by Lebowski » Jun 22, 2018 8:05 am
    3 Replies
    44 Views
    Last post by parabellumUser avatar
    Jun 22, 2018 2:40 pm
  • MAKING A CHEAP BATTERY PACK WITH CHINESE CLONES? IMR AKA LMO BATTERIES 18650
    Last post by parabellumUser avatar « Jun 22, 2018 2:28 pm
    Replies: 38
    by mightbaal » Jun 16, 2018 1:44 am
    • 1
    • 2
    38 Replies
    386 Views
    Last post by parabellumUser avatar
    Jun 22, 2018 2:28 pm
  • advice for replacing bad cell in 3s2p 18650 pack.
    Last post by OffroaderUser avatar « Jun 22, 2018 2:28 pm
    by Offroader » Jun 22, 2018 2:28 pm
    0 Replies
    13 Views
    Last post by OffroaderUser avatar
    Jun 22, 2018 2:28 pm
  • KT motor controllers -- Flexible OpenSource firmware for BMSBattery S/Kunteng KT motor controllers (0.25kW up to 5kW)
    Last post by geofft « Jun 22, 2018 2:22 pm
    Replies: 2601
    by casainho » Apr 25, 2017 8:37 pm
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    2601 Replies
    84735 Views
    Last post by geofft
    Jun 22, 2018 2:22 pm
  • Tesla Model 3
    Last post by Warren « Jun 22, 2018 2:13 pm
    Replies: 441
    by lester12483 » Jun 18, 2015 5:21 am
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    441 Replies
    23231 Views
    Last post by Warren
    Jun 22, 2018 2:13 pm
  • My theory of how to max-out the lifecycle of Li-Ion batteries
    Last post by billvon « Jun 22, 2018 1:05 pm
    Replies: 7
    by thunderstorm80 » Jun 21, 2018 9:14 am
    7 Replies
    119 Views
    Last post by billvon
    Jun 22, 2018 1:05 pm
  • battery recommendations for a motorcycle?
    Last post by spinningmagnetsUser avatar « Jun 22, 2018 12:05 pm
    Replies: 22
    by spectastic » Jun 14, 2018 1:29 am
    22 Replies
    334 Views
    Last post by spinningmagnetsUser avatar
    Jun 22, 2018 12:05 pm
  • bluetooth BMS?
    Last post by parabellumUser avatar « Jun 22, 2018 10:03 am
    Replies: 477
    by aethyr » Jun 02, 2017 12:57 pm
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    477 Replies
    22217 Views
    Last post by parabellumUser avatar
    Jun 22, 2018 10:03 am
  • Parallel BMS for 4 x 12v start battery in Parallel
    Last post by 999zip999 « Jun 22, 2018 9:37 am
    Replies: 10
    by Tommy L » Jun 20, 2018 10:48 am
    10 Replies
    81 Views
    Last post by 999zip999
    Jun 22, 2018 9:37 am
  • Homemade Battery Packs
    Last post by DrkAngelUser avatar « Jun 22, 2018 9:10 am
    Replies: 1557
    by DrkAngel » Mar 27, 2011 10:20 am
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    1557 Replies
    352722 Views
    Last post by DrkAngelUser avatar
    Jun 22, 2018 9:10 am
  • 18650 Battery Power Tool Packs from Home Depot ?
    Last post by ScooterMan101 « Jun 22, 2018 8:59 am
    by ScooterMan101 » Jun 22, 2018 8:59 am
    0 Replies
    18 Views
    Last post by ScooterMan101
    Jun 22, 2018 8:59 am
  • Kelly Phase Amps to Battery Amps
    Last post by rg12User avatar « Jun 22, 2018 8:51 am
    Replies: 51
    by rg12 » Jun 14, 2018 5:23 am
    • 1
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    • 3
    51 Replies
    408 Views
    Last post by rg12User avatar
    Jun 22, 2018 8:51 am
  • Power PCB for Lebowski Controller to be combined with Bobc's processor board
    Last post by LebowskiUser avatar « Jun 22, 2018 1:00 am
    Replies: 156
    by Lebowski » Nov 27, 2017 5:51 am
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    156 Replies
    7422 Views
    Last post by LebowskiUser avatar
    Jun 22, 2018 1:00 am
  • 3d printer filament in battery pack
    Last post by methodsUser avatar « Jun 21, 2018 4:29 pm
    Replies: 12
    by john2364 » Jun 09, 2018 12:27 pm
    12 Replies
    209 Views
    Last post by methodsUser avatar
    Jun 21, 2018 4:29 pm
  • Icharger DUO 4010 smoke
    Last post by BoomerChomsi « Jun 21, 2018 3:32 pm
    by BoomerChomsi » Jun 21, 2018 3:32 pm
    0 Replies
    25 Views
    Last post by BoomerChomsi
    Jun 21, 2018 3:32 pm
  • Sw900 question
    Last post by docw009 « Jun 21, 2018 12:45 pm
    Replies: 2
    by 11spokes » Jun 20, 2018 7:40 am
    2 Replies
    63 Views
    Last post by docw009
    Jun 21, 2018 12:45 pm
  • Building a 100% DIY ESC for motors
    Last post by parabellumUser avatar « Jun 21, 2018 12:25 pm
    Replies: 31
    by thorlancaster328 » May 25, 2018 11:25 pm
    • 1
    • 2
    31 Replies
    729 Views
    Last post by parabellumUser avatar
    Jun 21, 2018 12:25 pm
  • Is my Battery's BMS working properly
    Last post by MartinBuckley « Jun 21, 2018 12:20 pm
    by MartinBuckley » Jun 21, 2018 12:20 pm
    0 Replies
    26 Views
    Last post by MartinBuckley
    Jun 21, 2018 12:20 pm
  • Broken motor wires
    Last post by Voltron « Jun 21, 2018 12:09 pm
    Replies: 5
    by Rpeter12 » Jun 20, 2018 9:59 pm
    5 Replies
    66 Views
    Last post by Voltron
    Jun 21, 2018 12:09 pm
  • Both BMS and RC charger connector in a battery pack
    Last post by Ozzyfr « Jun 21, 2018 10:00 am
    Replies: 1
    by Ozzyfr » Jun 20, 2018 12:24 pm
    1 Replies
    31 Views
    Last post by Ozzyfr
    Jun 21, 2018 10:00 am
  • LTO Lithium Titanium Oxide (Titanate) Battery 30S - Seeking the Ultimate Commuter Battery
    Last post by SamRichUser avatar « Jun 21, 2018 8:04 am
    Replies: 145
    by SamRich » Dec 18, 2017 10:10 am
    • 1
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    145 Replies
    7156 Views
    Last post by SamRichUser avatar
    Jun 21, 2018 8:04 am
  • Need help sourcing/building replacement battery pack
    Last post by dhabicht1 « Jun 21, 2018 6:57 am
    Replies: 9
    by dhabicht1 » May 29, 2018 2:36 pm
    9 Replies
    219 Views
    Last post by dhabicht1
    Jun 21, 2018 6:57 am
  • Battery design 48V 13s5p
    Last post by Waxx44 « Jun 21, 2018 4:23 am
    Replies: 15
    by ketof » Oct 22, 2017 7:01 am
    15 Replies
    910 Views
    Last post by Waxx44
    Jun 21, 2018 4:23 am
  • Should I vent my battery case?
    Last post by izemanUser avatar « Jun 21, 2018 2:28 am
    Replies: 8
    by john2364 » Jun 19, 2018 6:35 pm
    8 Replies
    136 Views
    Last post by izemanUser avatar
    Jun 21, 2018 2:28 am
  • Armada enforcer- need help
    Last post by markz « Jun 20, 2018 10:28 pm
    Replies: 3
    by Freezin » Jun 19, 2018 12:41 pm
    3 Replies
    66 Views
    Last post by markz
    Jun 20, 2018 10:28 pm
  • Yet another 18650 battery build.
    Last post by EcyclistUser avatar « Jun 20, 2018 9:22 pm
    Replies: 70
    by llile » Mar 04, 2018 8:22 pm
    • 1
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    • 3
    70 Replies
    2059 Views
    Last post by EcyclistUser avatar
    Jun 20, 2018 9:22 pm
  • electric wheelchair requirements ? i ll build a battery
    Last post by want to build « Jun 20, 2018 8:14 pm
    by want to build » Jun 20, 2018 8:14 pm
    0 Replies
    33 Views
    Last post by want to build
    Jun 20, 2018 8:14 pm
  • Converting an inverter welder as charger
    Last post by usertogoUser avatar « Jun 20, 2018 5:12 pm
    Replies: 7
    by usertogo » Jun 06, 2018 12:52 pm
    7 Replies
    219 Views
    Last post by usertogoUser avatar
    Jun 20, 2018 5:12 pm
  • Wind and Solar vs Coal, Gasoline, Nuclear
    Last post by billvon « Jun 20, 2018 2:45 pm
    Replies: 2074
    by Hillhater » Jun 05, 2017 4:38 pm
    • 1
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    2074 Replies
    62721 Views
    Last post by billvon
    Jun 20, 2018 2:45 pm
  • Connectors for a 16.8V pack 10A
    Last post by flippyUser avatar « Jun 20, 2018 1:54 pm
    Replies: 9
    by Ozzyfr » Jun 18, 2018 1:11 pm
    9 Replies
    102 Views
    Last post by flippyUser avatar
    Jun 20, 2018 1:54 pm
  • Who Has The Best Price For Batteries Shipped to Canada?
    Last post by markz « Jun 20, 2018 12:22 pm
    Replies: 9
    by wpenner » May 15, 2018 12:19 pm
    9 Replies
    297 Views
    Last post by markz
    Jun 20, 2018 12:22 pm
  • Spotwelding 0.2mm Copper using kWeld, JP or Malectrics?
    Last post by spinningmagnetsUser avatar « Jun 20, 2018 7:46 am
    Replies: 3
    by soylentgreen » Jun 20, 2018 12:40 am
    3 Replies
    74 Views
    Last post by spinningmagnetsUser avatar
    Jun 20, 2018 7:46 am
  • DIY nickel-plating onto copper cell connections
    Last post by spinningmagnetsUser avatar « Jun 20, 2018 7:36 am
    Replies: 30
    by spinningmagnets » Dec 09, 2016 11:26 pm
    • 1
    • 2
    30 Replies
    2720 Views
    Last post by spinningmagnetsUser avatar
    Jun 20, 2018 7:36 am
  • Looking for a perfect motor controller? gather here
    Last post by kebekua « Jun 20, 2018 6:15 am
    Replies: 255
    by Kathy » Jul 04, 2013 1:42 am
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    255 Replies
    36829 Views
    Last post by kebekua
    Jun 20, 2018 6:15 am
  • Braking Chopper Circuit - help requested
    Last post by NordleUser avatar « Jun 20, 2018 3:59 am
    by Nordle » Jun 20, 2018 3:59 am
    0 Replies
    51 Views
    Last post by NordleUser avatar
    Jun 20, 2018 3:59 am

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