Recent content by h0tr0d

  1. h0tr0d

    Electric kart

    Awesome results and evolution!!!
  2. h0tr0d

    how to program a sevcon gen4

    Still no luck :cry: Looking at this, any advice?? Thanks!
  3. h0tr0d

    how to program a sevcon gen4

    When the controller gets stuck in preop what do you guys do? Do you use any of this commands? get_operational sdo_abort_decode check_duplicate_cobids is_node_present nodes_detected login fpo preop fpo op
  4. h0tr0d

    Sevcon Gen4 Problem - any tips?

    Hello everyone, I have a Govecs scooter that was working beautifully until yesterday... yesterday i was modding some parameters (not the first time) and decided to change the encoder angle (for the 1st time) and, all of the sudden, the controller stopped working. What I see in the DVT is...
  5. h0tr0d

    Samsung INR18650-25R cycle test.

    Awesome! 2C is 5A, 20% above the max recommended... Be sure to measure the temperature, if you can! :) Would be EXTRA "Awesome" if you had 2 cells, one with fan cooling, the other without any forced cooling.
  6. h0tr0d

    Samsung INR18650-25R cycle test.

    Ok then, 2C charge/discharge, 4.1V - 3.3V?
  7. h0tr0d

    Samsung INR18650-25R cycle test.

    To simulate aggressive riding and regen, can you do this? -Discharge 4C 10s -Charge 2C 10s Measure temperature all the way.
  8. h0tr0d

    Samsung INR18650-25R cycle test.

    EDIT: 80ºC @ 3C 6 C discharge? HOT!
  9. h0tr0d

    Ultra power dense charger project.

    Regarding pulsed battery charging: -Faster Charging time -Higher eff -Lower Cell temperature (!!!) http://120.107.180.177/1832/9901/099-1-17p.pdf
  10. h0tr0d

    how to program a sevcon gen4

    Doc, A few questions, according to the DVT sw: 1 - Why is the "Battery Current Limit Data Source" disabled in the "Master Battery Current limit parameters"? Set up like that you don't have any current limit, at all! I guess the controller will pump 660A from 0 to 6000 rpm, the rev limiter you...
  11. h0tr0d

    JP spot welder

    How about a few of this in parallel? http://www.hobbyking.com/hobbyking/store/__78178__Turnigy_High_Quality_8AWG_Silicone_Wire_1m_Black_.html
  12. h0tr0d

    Triple solid slot Zero 75-7

    Farfle, Does the CAD estimate the motor weight?
  13. h0tr0d

    Ultra power dense charger project.

    Subscribed!
  14. h0tr0d

    Energica Ego

    Already in streets of Portugal https://www.novaenergia.net/forum/viewtopic.php?p=11249405#p11249324
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