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Modification to higher voltage

Submitted by jklmuk on Sun, 2019-11-24 12:33

Hi all,

I have only just come across the vesc project and i am very interested in using it for my project.

The issue i have is that the application i wish to use it for has a higher operating voltage ~100-120v but lower current requirement ~20amps peak. Obviously this is not consistent with the VESC spec so i would have to perform some modifications.   Due to my limited ability to solder ics with such small terminals i plan to by a unit off the shelf and rework it. 

Is this (low-inertia) application likely to be problematic

Submitted by aabill on Sat, 2019-11-23 20:54

Hello

I would be interested to hear from anyone who has successfully or otherwise used VESC hw/sw for a similar application to this:

Fixed-wing model aircraft (F3a competition) powered by a sensorless bldc motor28 pole, 210 rpm*volt-1, 3kW (this or similar) generating thrust via a 21" diameter propeller weighing only 50-60gm

Protecting PSU with resistive load when braking

Submitted by henxan on Sat, 2019-11-16 21:08

Hi!

I'm doing a DIY-project for Christmas, a gift for my wife. It is an electric winding machine - a machine that winds thread on spools. Example of such a machine, controlled by a pedal, is shown next:

My setup is as follows:

[PSU] ------------<X>---------[VESC]------[BLDC]

Vesc gps control

Submitted by Erik on Thu, 2019-11-14 20:38

Hi,

I have made a device using a flipsky vesc 6 and 8085 motor that runs up and down a cable at specific speeds.

I am currently controlling the vesc with an arduino mega that gets distance values from the vesc and a pixhawk4 gps module.

the device basically must just move on the cable at a speed within 5km/h of the speed set by a formula for the distance at any given time.

Vesc WS2812b led issues & support

Submitted by Ash on Tue, 2019-11-12 08:40

Hi guys, I have issues implementing the WS2812 led on my Vesc.

Things I have done:

  • Flashed default WS2811.bin
  • I have removed the filters on the hall sensor port and added 2.2k pull up resistor to 5v on H2 pin.
  • I have replaced r8,r9,r10 with 0 ohm resistor.
  • For my remote, I am using custom nun-chuck nrf24l01.
  • The ws2812 leds are getting powered from external 5v source, but same ground reference. 

Observation:

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