Power in Flux

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Type: Posts; User: Stevo

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  1. Replies
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    Here is the link to his tests. Very good info...

    Here is the link to his tests. Very good info indeed! Thank you!https://www.e-cigarette-forum.com/forum/blog-entry/list-of-battery-tests.7436/
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    Hi Ian... I'll be watching your progress on this...

    Hi Ian...
    I'll be watching your progress on this build as it looks very cool indeed. My suggestion is get the motor, controller and all the electronics/lighting/wire harnessing complete before...
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    I was wondering how they would synchronize 2...

    I was wondering how they would synchronize 2 motors. The I thought if there were a jackshaft with the rear drive fixed, and 2 different sized free driving sprockets on the drive jack shaft...you...
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    very cool sidecar

    This is an older link that I just found, but I was thinking what a cool project one would be....:cool:
    http://www.thevelocityworkshop.com/Baker_Electric_Sidecar.html
  5. Thread: Tesla BMS

    by Stevo
    Replies
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    THESE!! I'll wait for these!!...

    THESE!! I'll wait for these!!
    https://youtu.be/ga4L1w66AbU
  6. Thread: Tesla BMS

    by Stevo
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    These batteries must be degraded somewhat unless...

    These batteries must be degraded somewhat unless my math is wrong. Lets see:
    232 Ah / 74p =3135 mAh/cell. The 18650 is rated at 3600 mAh/cell.
    So, if I were to split up one of these modules into a...
  7. Thread: Tesla BMS

    by Stevo
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    1,063

    How much are these modules selling for? What is...

    How much are these modules selling for? What is the total pack voltage for each module?
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    Welcommen and good luck with your project ...

    Welcommen and good luck with your project



    Sent from my SM-G920V using Tapatalk
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    Thanks Ned... I thought I probably should add...

    Thanks Ned... I thought I probably should add another one
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    Thanks guys. I decided to put a diode in between...

    Thanks guys. I decided to put a diode in between the two in series outputs also. I put a manual power switch on the input side of one of them just because Meanwell suggested it, so I power them up...
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    I did one and am currently on my 2nd generation...

    I did one and am currently on my 2nd generation version. I'm in the early stages of planning my 3rd gen version.
    This is the motor I am leaning towards:...
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    Mean well question

    For those of you who have built your own chargers with these power supplies...I cant find the suggested start up sequence.
    I read not to power up 2 mean wells simultaneously due to in rush current....
  13. Thread: dc-dc booster

    by Stevo
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    I was thinking more along the lines of using a...

    I was thinking more along the lines of using a grid tie-in inverter, maybe a few in parallel to get the necessary power to drive the meanwells to 250 volt. Wont it be easier to boost 220 volt ac to...
  14. Thread: dc-dc booster

    by Stevo
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    I would wire the necessary mean wells in series...

    I would wire the necessary mean wells in series to get your 250 v once you establish a good stable output from the panels. Mean wells have isolated outputs

    Sent from my SM-T377V using Tapatalk
  15. Thread: dc-dc booster

    by Stevo
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    http://www.ebay.com/itm/322374615632 Maybe if...

    http://www.ebay.com/itm/322374615632

    Maybe if you wire 20 or so of these in parallel you might be able to get it to work ! LOL

    Sent from my SM-T377V using Tapatalk
  16. Thread: dc-dc booster

    by Stevo
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    1,284

    http://www.ebay.com/itm/301855582520 Look at...

    http://www.ebay.com/itm/301855582520

    Look at this one. Way overkill for your current set up but plenty of room for future expansion. I can't tell what output current will be, but the 24 volts can...
  17. Thread: dc-dc booster

    by Stevo
    Replies
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    1,284

    Sent from my SM-T377V using Tapatalk

    Sent from my SM-T377V using Tapatalk
  18. Thread: dc-dc booster

    by Stevo
    Replies
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    1,284

    At this price I don't think they are, but I'll...

    At this price I don't think they are, but I'll shoot em an email. What kind of voltages and current are you getting from the solar Panels? Maybe if you send the power from the panels through a...
  19. Thread: dc-dc booster

    by Stevo
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    1,284

    What were you using for a source.? I had one...

    What were you using for a source.? I had one hooked up to 2 deep cell wheelchair batteries in parallel and the other hooked up to a small 56 v 4amp charger.... both worked fine for 8 hours.
    My...
  20. Thread: dc-dc booster

    by Stevo
    Replies
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    1,284

    I'm using a 58 volt dc source to charge 11 leaf...

    I'm using a 58 volt dc source to charge 11 leaf modules to 92 volts
  21. Thread: dc-dc booster

    by Stevo
    Replies
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    dc-dc booster

    Hi guys. Since my charger crapped out a few weeks ago, I've been on a mission to find multiple alternative charge options for my 11 leaf pack. I dont like keeping my bike parked in the garage now...
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    Can you test igbt or mosfets while they are still...

    Can you test igbt or mosfets while they are still on the board?
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    Electricians help?

    My KP-2500 charger gave up the ghost in sparking loud crackpop sound. The only physical thing I found was the resistor in the 2nd picture was detached at the bottom.
    I have 2 mean wells coming so I...
  24. :O I didn't realize how HUUUUUGE your rear tire...

    :O
    I didn't realize how HUUUUUGE your rear tire is!! Cool!
  25. Thread: Swiss EV show

    by Stevo
    Replies
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    And dont forget a camera! Please post some pics...

    And dont forget a camera! Please post some pics on this thread!!
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