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Tuesday December 23rd 2025
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‘Controller’ Archives

Azure Dynamics (Solectria) 445TF UMOC Controller Testing

Azure Dynamics (Solectria) 445TF UMOC Controller Testing

My older son acquired

Current Waveform Investigation

Current Waveform Investigation

I measure all three phase currents today to see if there might be visible phasing issues.

Shutter/Jerking Current Waveform

Shutter/Jerking Current Waveform

Attached is a picture of the filtered Phase 1 PWM signal

Prius Inverter Evaluation

Prius Inverter Evaluation

Have been evaluating the possible use of

Lessons Learned Using Industrial VFD for Motor Controller

Lessons Learned Using Industrial VFD for Motor Controller

This post contains a breif overview of what we learned trying to use an Industrial VFD as the Motor Controller. We purchased two used Industrial Variable Frequency Drives on eBay. The first one was a 30 HP 460 AC Benshaw Sensorless Vector Drive RSi030SX4B which turned out not have enough current output to get the car rolling consistently from a [...]

Benshaw VFD Picture

Benshaw VFD Picture

Motor Control: BENSHAW 100 HP VFD