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VESC 4.12 in a CityEL

Submitted by twikis on Fri, 2018-01-12 15:54

Hi everyone!

The idea is to run a "CityEL" (an old three wheeled electric car weighing ~300kg incl. me and a top speed of 50 km/h) off of a VESC 4.12 I've already got.

Currently it's driven by a brushed motor, and I'd like to replace it with a BLDC motor and a VESC because the brushed motor is heavy, inefficient and very noisy.

ERPM settings restrict carving speed on outer wheel. Poor user experience.

Submitted by Paul15578 on Fri, 2018-01-12 02:28

Hey Guys

I am mucking around with setting max ERPM to say the equivalent of 20kmh which works great

But when I carve at 20kmh, the outer wheel that would usually spin faster than the inner remains restricted to 20kmh.

So I believe that usually the wheel is allowed to speed up to cover the greater distance of the carve curve. 

But in this instance the VESC is very good at not allowing it to go over that speed. 

Sound when braking and Accelerating

Submitted by Paul15578 on Wed, 2018-01-03 10:04

Hi guys

Could anyone tell me what the constant high pitched sound is when you put any current into the motors under load? It's kind of line the sound of lots of cicadas in the bush...

It stops in neutral trigger. Even a slight trigger or brake produces the full sound. The sound doesn't increase with extra current or braking. But is quite loud when riding along on the skateboard. 

Dual 100kv 6365s. 

Thanks Regards

Paul

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