DIY Electric Car Forums banner

dc motor

  1. Electric Rockcrawler powerde by Tesla modules

    All EV Conversions and Builds
    Hello, small introduction :) BR Pär
  2. Please help me to choose the right motor

    Electric Motors
    Hi! I want a electric vehicle using 2-5 Kw dc hub motor. The vehicle weight is about 300 kg with driver. Which motor do you recommend me? Thanks.:)
  3. FS: Brand New DC Motor 9"

    AMD motor rated at 96VDC on label, I have mine working at 120VDC, it reaches 70MPH $999USD + Shipping
  4. Looking for suggestions for 48 Volt DC motor

    Electric Motors
    Hello, i represent a small upstart firm from Denmark. We are in the market for a lightweight, 48 volt dc electric motor. It can be with or without brushes. It should be able to produce 20Nm (~177lb-in) of torque at 2000RPM. Besides that it should also be able to deliver 5 kW (6,7hp) of power...
  5. Motor torque calculation doubt

    Electric Motors
    I had a doubt while choosing an dc motor for a college EV project. While calculating the torque on my motor I had considered two factors : 1. The weight of the car. 2. Aerodynamic drag force. So, while looking at motor datasheets and considering the load on motor, why should I consider the...
  6. DC motor selection advice requested

    Electric Motors
    Hi, I am doing some research to ev-convert my Yamaha xmax250. I want to install a 12kW DC brushless motor running at 72V. From what I've read good options may be Agni143, LMC-LEM200, PERM PMG132 or PMS150. Also ME0913 and Goldenmotor as more economic options. What would you suggest as a best...
  7. Reversal and regeneration for series wound DC motors

    Electric Motors
    Most people will say that series wound DC motors cannot provide regeneration, and reversing must be accomplished by means of a mechanical transmission. But I found the following detailed article that provides a proposal on how to do both. It also seems to include a lot of good basic...
  8. For Sale: Perm PMG 132 DC Motor usually lists for 1300 - $800 OBO

    I have a slightly used one which I've cleaned up and would like to sell (preferably to someone in the San Jose, CA area). It's in perfect working condition, it just might have little bit of dust here and there from use. Also feel free to make a fair offer. I'm not THAT rigid... This is the...
  9. Brushless 5KW Motor & Controller For Sale

    5KW Brushless 48 Volt DC Motor & Controller Motor Bracket Also Available. See my video of the motor in action. Guaranteed Almost New Condition. Price $1,200 Plus Shipping. My price should be 30% less than new.;):cool: [email protected] JCR
  10. FS: 10 KW Water Cooled Motor With Controller

    Water Cooled 10 KW Motor & Controller Brand New (Still in the Box) 10KW x 96 volt, Water Cooled DC Motor and Controller from Tai'an Taishan New Power Electrical Machinery Limited in Shandong, China. The price is $2,300 for the Motor, IGBT Controller, Cables & Throttle. Please add cost of...
  11. Series Hybrid Generator Control

    Technical Discussion
    Hello, This is my first post to these forms. I searched around a bit a could not find an answer to my question, but my apologies if this has already been asked. THis question is also running on the V is for Voltage forums here...
  12. DC motor theory and model

    Electric Motors
    Hello All, You may have seen my posts on other threads about a motor model I am developing. Well, I am pretty happy with it and so let me explain. First, the torque generated by a motor is given by the armature current times the "field" times some constant depending on the motor structure and...
  13. Kostov DC Motor - What do I really have?

    Electric Motors
    Hi, This was started as an ealier thread "Surplus DC Motor" but since the purchase, I have found more info about the motor (the motor did not have a nomencature plate on it). It is a Balkancar motor made by Geogi Kostov motor works. The data from the inside end plate of the Motor reads " K5 EC...