Motor-generator efficiency measurement performance evaluation

The setup bench
https://www.masinaelectrica.com/motor-performance-evaluation-test-bench-setup/

I used :
Own design 130kW motor/generator
Own design 35kW motor/generator
Power analyzer: Tekronix PA3000
Torgue sensor: 0-500Nm up to 8000 RPM
Controllers:
1.Open sorce, credits: Paul Holmes
2. Open source Vesc 6 controller
Battery pack 140V 40Ah, 10C discharge, homemade using Kokam cels
Red 130Kw motor: https://www.masinaelectrica.com/open-source-130kw-motor-high-rpm-version-2018-in-construction/
Encoder: AS5047P

35kW outrunner motor:
https://www.masinaelectrica.com/new-35kw-outrunner-motor/

Видео Motor-generator efficiency measurement performance evaluation канала iulian207