Fardriver maximum torque?

triss

100 µW
Joined
Mar 7, 2024
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7
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turkey
at take-off, what should be the setting to make the torque the highest? I could find 5 settings regarding torque, what should be these parameters? fardriver nd72360
1-Weak character
2-Weak magnetic response range 0-6
3-torque coefficient
Range 256-16384, default 8192
4-Weak magnetic current coefficient
Range 48-80, default 64
5-Slow start Defa
ult 512
 

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1 , 2 and 4 have nothing to do with tourque during a take-off.

3 and 5 I have never changed, go give it a try.

Tourque equals to phase Amps.
Maximum phase amps is already set in the app , only thing to check are the ratios of speed.
100% in the ratios table is 100% phase amps .

Is this in a bicycle setup? As you have only set 50A battery current.
Normaly you set phase amps 3-4 times the line amps.
 
Make torque the highest?

The PID parameters used for motor startup on Fardriver controllers can be tuned. Fartdriver controllers have motor performance categories in the PID parameters labeled as “super duty motor”, “heavy duty motor” etc. Within each category are 4 parameters that can be changed — experiment by changing these “arbitrary reference numbers”. There may not be any noticeable torque change when changing these numbers. Not all BLDC motors will work on the highest setting category — the Lightning Big Block Motor will not work very well on the 2 highest performance settings. Where as the QS 3000 V1 runs Super powerful when programmed with the PID settings of “Super Duty Motor”

Generally the max line current permitted gives “maximum motor torque “ for some fixed PID settings. Controllers with fixed PID settings, like those that come with Cyclone motors, run the motor quite well, but sometimes such motor performance can be slightly improved with PID changes.

If you really want the max.Torque your are going to have to setup a torque measuring system because this kind of performance is setup dependent.

Your best solution -0- a zero sum game but get a bigger motor and you can get more torque easily.

You cannot put 100 amps into a whisker shaving motor and expect it to power you ebike like a high powered MC.
 
Last edited:
Thank you everyone. The answer is; tcs=asphalt mode weak character= fast weak response coeff=6 torque coeff=16380 weak coeff=80 speed percentages should be 100% at all RPMs
 
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