Leaf based Rock Crawler

Nissan Leaf/e-NV200 drive stack topics
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wamort
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Joined: Thu Mar 10, 2022 4:42 pm

Leaf based Rock Crawler

Post by wamort »

Hello,

I currently have a rock crawler that has the EM57 Leaf motor. The build is on instagram @wamort. A Thunderstruck CAN controller is currently used. I am trying to reduce the rate of torque increase by changing the "accellim" value which has helped but the motor becomes unstable if you reduce the value too low so I am thinking about using the replacement board.

My question deals with the openinverter replacement board. I am assuming the board has a setting that will reduce the rate at which torque is produced.

What would one adjust to reduce the rate of torque on the openinverter board and is there a practical limit to how low you can go? Any help would be appreciated.

Thanks
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johu
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Re: Leaf based Rock Crawler

Post by johu »

There are two mechanisms, not sure which one suits. accelmax limits the acceleration rate, throtramp limits the torque change both rising and falling.
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wamort
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Re: Leaf based Rock Crawler

Post by wamort »

perfect, sounds like I have a couple options to test
Fredw
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Re: Leaf based Rock Crawler

Post by Fredw »

Hey Wayne, do you need a board setup? Have some spares just north of the 49th.
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