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Electric Vehicle Technology

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  • E-Vehicles General Discussion
    General Discussion about electric vehicles.
    Topics: 2552
    2552 Topics
    30436 Posts
    Last post Re: Broken motor wires
    by flat tire View the latest post
    Jun 23, 2018 10:47 am
  • Battery Technology
    Batteries, Chargers, and Battery Management Systems.
    Topics: 11251
    11251 Topics
    182107 Posts
    Last post Re: My theory of how to max-o…
    by billvon View the latest post
    Jun 23, 2018 11:00 am
  • 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: 2398
    2398 Topics
    54866 Posts
    Last post Re: Power PCB for Lebowski Co…
    by whereswally606 View the latest post
    Jun 23, 2018 10:55 am
  • Active topics
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    Views
    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
    142707 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
    41712 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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    318 Replies
    84098 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
    18923 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
    26645 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
    11358 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
    59000 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
    17784 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
    5992 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
    22632 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
    63330 Views
    Last post by YpedalUser avatar
    Jan 27, 2014 12:07 pm
  • My theory of how to max-out the lifecycle of Li-Ion batteries
    Last post by billvon « Jun 23, 2018 11:00 am
    Replies: 14
    by thunderstorm80 » Jun 21, 2018 9:14 am
    14 Replies
    194 Views
    Last post by billvon
    Jun 23, 2018 11:00 am
  • Power PCB for Lebowski Controller to be combined with Bobc's processor board
    Last post by whereswally606 « Jun 23, 2018 10:55 am
    Replies: 157
    by Lebowski » Nov 27, 2017 5:51 am
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    157 Replies
    7443 Views
    Last post by whereswally606
    Jun 23, 2018 10:55 am
  • Broken motor wires
    Last post by flat tire « Jun 23, 2018 10:47 am
    Replies: 7
    by Rpeter12 » Jun 20, 2018 9:59 pm
    7 Replies
    83 Views
    Last post by flat tire
    Jun 23, 2018 10:47 am
  • Lightweight lithium battery for car
    Last post by flat tire « Jun 23, 2018 10:45 am
    Replies: 2
    by flat tire » Jun 22, 2018 8:59 pm
    2 Replies
    44 Views
    Last post by flat tire
    Jun 23, 2018 10:45 am
  • KT motor controllers -- Flexible OpenSource firmware for BMSBattery S/Kunteng KT motor controllers (0.25kW up to 5kW)
    Last post by geofft « Jun 23, 2018 9:53 am
    Replies: 2610
    by casainho » Apr 25, 2017 8:37 pm
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    • 105
    2610 Replies
    84930 Views
    Last post by geofft
    Jun 23, 2018 9:53 am
  • Wind and Solar vs Coal, Gasoline, Nuclear
    Last post by sendler2112 « Jun 23, 2018 8:32 am
    Replies: 2075
    by Hillhater » Jun 05, 2017 4:38 pm
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    2075 Replies
    62815 Views
    Last post by sendler2112
    Jun 23, 2018 8:32 am
  • kWeld - "Next level" DIY battery spot welder
    Last post by Alcus « Jun 23, 2018 7:12 am
    Replies: 364
    by tatus1969 » Jun 21, 2017 6:26 pm
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    364 Replies
    41144 Views
    Last post by Alcus
    Jun 23, 2018 7:12 am
  • BOSS LEVEL CUSTOM SPOT WELDER
    Last post by bike2018User avatar « Jun 23, 2018 7:09 am
    Replies: 344
    by rojitor » Jun 23, 2017 6:01 am
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    344 Replies
    21767 Views
    Last post by bike2018User avatar
    Jun 23, 2018 7:09 am
  • 18650 Battery Power Tool Packs from Home Depot ?
    Last post by spinningmagnetsUser avatar « Jun 23, 2018 5:43 am
    Replies: 1
    by ScooterMan101 » Jun 22, 2018 8:59 am
    1 Replies
    48 Views
    Last post by spinningmagnetsUser avatar
    Jun 23, 2018 5:43 am
  • bluetooth BMS?
    Last post by flippyUser avatar « Jun 23, 2018 5:20 am
    Replies: 479
    by aethyr » Jun 02, 2017 12:57 pm
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    479 Replies
    22316 Views
    Last post by flippyUser avatar
    Jun 23, 2018 5:20 am
  • Sensorless at standstill, development updates and status
    Last post by district9prawn « Jun 23, 2018 4:32 am
    Replies: 5
    by Lebowski » Jun 22, 2018 8:05 am
    5 Replies
    97 Views
    Last post by district9prawn
    Jun 23, 2018 4:32 am
  • Kelly kls 7218s stopping hard when throttle is closed and reopened a bit
    Last post by Speedproject « Jun 23, 2018 2:54 am
    by Speedproject » Jun 23, 2018 2:54 am
    0 Replies
    8 Views
    Last post by Speedproject
    Jun 23, 2018 2:54 am
  • Parallel BMS for 4 x 12v start battery in Parallel
    Last post by amberwolfUser avatar « Jun 23, 2018 1:02 am
    Replies: 11
    by Tommy L » Jun 20, 2018 10:48 am
    11 Replies
    99 Views
    Last post by amberwolfUser avatar
    Jun 23, 2018 1:02 am
  • newbie
    Last post by lionman « Jun 22, 2018 10:43 pm
    Replies: 6
    by marmil » Jun 07, 2018 3:40 am
    6 Replies
    180 Views
    Last post by lionman
    Jun 22, 2018 10:43 pm
  • Tell me I'm not crazy...
    Last post by liveforphysicsUser avatar « Jun 22, 2018 9:58 pm
    Replies: 2
    by Anomaly » Jun 22, 2018 8:20 pm
    2 Replies
    78 Views
    Last post by liveforphysicsUser avatar
    Jun 22, 2018 9:58 pm
  • using Liitokala Lii-500
    Last post by want to build « Jun 22, 2018 8:46 pm
    by want to build » Jun 22, 2018 8:46 pm
    0 Replies
    26 Views
    Last post by want to build
    Jun 22, 2018 8:46 pm
  • mass life cycle testing
    Last post by flippyUser avatar « Jun 22, 2018 7:23 pm
    Replies: 17
    by flippy » Apr 28, 2018 4:13 pm
    17 Replies
    370 Views
    Last post by flippyUser avatar
    Jun 22, 2018 7:23 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
    81 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
    107 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
    322 Views
    Last post by usertogoUser avatar
    Jun 22, 2018 4:55 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
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    38 Replies
    406 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
    27 Views
    Last post by OffroaderUser avatar
    Jun 22, 2018 2:28 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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    • 14
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    441 Replies
    23275 Views
    Last post by Warren
    Jun 22, 2018 2:13 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
    341 Views
    Last post by spinningmagnetsUser avatar
    Jun 22, 2018 12:05 pm
  • Homemade Battery Packs
    Last post by DrkAngelUser avatar « Jun 22, 2018 9:10 am
    Replies: 1557
    by DrkAngel » Mar 27, 2011 10:20 am
    • 1
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    1557 Replies
    352773 Views
    Last post by DrkAngelUser avatar
    Jun 22, 2018 9:10 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
    429 Views
    Last post by rg12User avatar
    Jun 22, 2018 8:51 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
    219 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
    36 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
    68 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
    746 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
    32 Views
    Last post by MartinBuckley
    Jun 21, 2018 12:20 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
    37 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
    7171 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
    231 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
    918 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
    141 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
    71 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
    2072 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
    40 Views
    Last post by want to build
    Jun 20, 2018 8:14 pm

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