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Isaac Zachary's Recent Activity

  1. Isaac Zachary replied to the thread How To Sell EVs To People Who Hate Them.

    1/3 of what? Less than 7% of Americans are buying new BEV's. What about the other 93%?

    Apr 26, 2024 at 4:49 AM

  2. Isaac Zachary replied to the thread Speculative 2-speed EV transmission.

    Thank you for fixing the graph. The only thing that might make that graph a little different in reality is efficiency losses. I...

    Apr 26, 2024 at 12:11 AM

  3. Isaac Zachary liked ChapmanF's post in the thread Speculative 2-speed EV transmission.

    (y) That looks a bit more convincing. Part of this is just about all that can be gleaned from a graph just by looking. The concave-up...

    Apr 26, 2024 at 12:09 AM

  4. Isaac Zachary liked fuzzy1's post in the thread Speculative 2-speed EV transmission.

    The motor's Torque-RPM graph shouldn't change at all, with or without the second gear. That is why we need to pick a second reference...

    Screenshot 2024-04-25 184350.jpg upload_2024-4-25_18-58-51.png Apr 26, 2024 at 12:09 AM

  5. Isaac Zachary attached a file to the thread Speculative 2-speed EV transmission.

    Personally I have no desire for going faster than about 60mph. If I could choose any car in the world just for the joy of driving this...

    images.jpeg Apr 25, 2024 at 6:47 PM

  6. Isaac Zachary replied to the thread Speculative 2-speed EV transmission.

    I guess maybe there's hope. A reluctance motor runs a lot like an internal combustion engine and uses mostly iron. It has higher torque...

    Apr 25, 2024 at 6:28 PM

  7. Isaac Zachary liked Trollbait's post in the thread Speculative 2-speed EV transmission.

    My bad there. Early applications seem to be in improving the sport performance. I believe wider range use will go to allowing the use...

    Apr 25, 2024 at 6:21 PM

  8. Isaac Zachary replied to the thread Speculative 2-speed EV transmission.

    While I wish there were a use case for a multi-speed MANUAL transmission in an EV, about the only use case I can see is to increase top...

    Apr 25, 2024 at 5:36 PM

  9. Isaac Zachary replied to the thread Speculative 2-speed EV transmission.

    Here are some numbers I came up with with a 100% efficient motor with 50Nm torque limit and supplied with 50kW limit and I made it start...

    Apr 25, 2024 at 4:17 PM

  10. Isaac Zachary liked fuzzy1's post in the thread How To Sell EVs To People Who Hate Them.

    I remember California adopting legislation mandating that 2% of the new car sales be EV or hydrogen by 1998, and 10% by 2003....

    Apr 25, 2024 at 3:45 PM

  11. Isaac Zachary replied to the thread How To Sell EVs To People Who Hate Them.

    I haven't seen the video yet, but my question is how do you sell EV's to those of us who'd like to have an EV? I know of several people...

    Apr 25, 2024 at 12:47 PM

  12. Isaac Zachary replied to the thread Speculative 2-speed EV transmission.

    Hyundai has come out with a similated "dual clutch" EV (no real multi-gear transmission). Not something I'd buy, but seems neat and...

    Apr 25, 2024 at 12:18 PM

  13. Isaac Zachary liked bisco's post in the thread Speculative 2-speed EV transmission.

    Agreed. It has to make sense. If Toyota did it, I’d give it a try

    Apr 25, 2024 at 12:09 PM

  14. Isaac Zachary liked bwilson4web's post in the thread Speculative 2-speed EV transmission.

    Source: . . . Amsted’s Dynamic Controllable Clutch technology can be used to include a two-speed transmission in an EV’s drivetrain,...

    Apr 25, 2024 at 12:09 PM

  15. Isaac Zachary liked dolj's post in the thread parts.toyota.com still sucks.

    Buy it off Olathe Toyota or ToyotaPartsDeal.com and get it delivered to you. Search and compare prices for 04000-32528. It is a kit...

    Apr 23, 2024 at 11:43 PM
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