Power in Flux

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Type: Posts; User: protomech

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  1. Replies
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    Also: Weight 460 lbs (latimes) Showa USD...

    Also:

    Weight 460 lbs (latimes)
    Showa USD forks
    Top speed 92 mph, electronically limited
    Motor torque 52 ft-lb, 48 ft-lb at 8000 rpm peak power point (74 HP / 55 kW)

    I wrote up a summary...
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    PaulWay, Any update? Can't resolve the...

    PaulWay,

    Any update? Can't resolve the hostname.
  3. Replies
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    2,530

    No, at least not like the Prius (closed loop...

    No, at least not like the Prius (closed loop hybrid).

    The Prius increases efficiency by using a different drive cycle, reducing aero losses, and capturing energy while decelerating (the actual...
  4. Thread: I apologize

    by protomech
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    2,499

    Is there any way to recover the posts from a...

    Is there any way to recover the posts from a backup? Or recreate from Google or archive.org cache?
  5. I see a Honda Production on the cars list? Wonder...

    I see a Honda Production on the cars list? Wonder if this is a Fit EV or something else.

    I plan to be at Pikes Peak this year.
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    That list is 100% bunk. Either they include...

    That list is 100% bunk.

    Either they include non-production bikes like that turbine bike and some random hopped-up hayabusa, or they don't.

    If they do, then there are tons of drag bikes that...
  7. Thread: Native GPR-S

    by protomech
    Replies
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    6,147

    Interesting @ bottom balancing. I wonder how...

    Interesting @ bottom balancing. I wonder how frequently this needs to be redone - varying internal resistances (in case of parallel strings) might cause the previously-linked bottom point to drift...
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    I don't doubt he has another cross country run...

    I don't doubt he has another cross country run planned.

    Beating Tesla's time will be tough with his current bike - I think he was hoping for 3 days on the last attempt.

    If 50% of the stations...
  9. Replies
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    Super-sekrit HV 2015 model with full fairing and...

    Super-sekrit HV 2015 model with full fairing and touring kit?!

    *fingers crossed*
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    Darville is racing two Empulses I believe. A...

    Darville is racing two Empulses I believe. A stock TTX and a TTX P2.

    ttxgpfan interviewed brammobrian a couple of months ago about the P2. Basically it's a further-modified TTX .. probably tweaked...
  11. Thread: A first?

    by protomech
    Replies
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    Here you go Ted: Roses are red Violets are...

    Here you go Ted:

    Roses are red
    Violets are blue
    Forums sometimes spark fights
    But we still love you
  12. Thread: A first?

    by protomech
    Replies
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    6,917

    David Herron looked at their claim here. Gist is...

    David Herron looked at their claim here. Gist is that this is perhaps the first internationally-sanctioned road race, so for a very narrow definition they may be "first" in this particular case.
    ...
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    Hi Kevin. Build looks nice and clean! ...

    Hi Kevin. Build looks nice and clean!

    http://www.flickr.com/photos/113258991@N02/
    http://www.evalbum.com/4845

    What's the mechanism for controlling the CVT gear ratios? What motor speed range...
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    I don't think this was setup as an especially...

    I don't think this was setup as an especially rigorous test - this was two bike owners getting together and swapping notes.

    I'd love to see the tests repeated at higher SOC though.
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    Zero has announced Australian distribution again,...

    Zero has announced Australian distribution again, fwiw.

    http://motorbikewriter.com/zero-electric-motorcycles-coming-australia/
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    No doubt the SR is a stupendously quick bike.....

    No doubt the SR is a stupendously quick bike.. and despite the gnashing of teeth from a few people over low SOC during a test, it ought to be markedly quicker than the Empulse in a straight line.
    ...
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    The top photo was posted to Brammo's HK facebook....

    The top photo was posted to Brammo's HK facebook. I thought it was a neat shot.

    They've touched almost everything on the bike save the frame, wheels, suspension, and powertrain. It's certainly not...
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    Here are the components changed in the...

    Here are the components changed in the "appearance only" update.

    http://img.tapatalk.com/d/14/02/04/9ybese8a.jpg

    However, as far as the appearance changes go, this is the coolest one.
    ...
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    Empulse R is definitely not a limited run. R and...

    Empulse R is definitely not a limited run. R and E1 are two distinct models.

    Icon Spec32 is a limited run.
  20. Thread: Porsche EV

    by protomech
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    2,280

    Porsche P1 500 kg battery 44 cell (88V?) 120 Ah =...

    Porsche P1 500 kg battery 44 cell (88V?) 120 Ah = 10.6 kWh

    Lead acid, so probably good for 6-8 kWh actual capacity. @ 8 kWh, 16 Wh/kg

    Tesla Model S 85 kWh 600 kg battery, 142 Wh/kg
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    Snarky....

    Snarky.
    http://autoblopnik.com/2013/10/08/industry-stock-market-react-in-wake-of-tesla-flat-tire/

    Consumer Reports looked at fire incident rates for MY 2010 to 2012 cars and concluded that Tesla...
  22. Replies
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    EVGator can provide more details, but it was...

    EVGator can provide more details, but it was definitely a ground clearance issue.

    Supposedly Kenyon had an even larger front sprocket. He was running the 132 tooth rear sprocket, Jay stepped down...
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    Hopefully it will come back stronger next year,...

    Hopefully it will come back stronger next year, with at least four US races and larger grids. Lightning, MotoCzysz, Mission, and Munch have all not running this year, either in favor of other series...
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    My cousin is at SPSU now : ) Will look forward...

    My cousin is at SPSU now : )

    Will look forward to meeting you guys this weekend.
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    I'll be there. We'll have a bunch of EV bike...

    I'll be there. We'll have a bunch of EV bike folks there, if we consolidate the forums. Maybe we should try for a larger meetup?

    elmoto:
    Nuts & Volts
    EVGator
    TonyHelms
    Jay64 (racing!)
    ...
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