EOL Testing Equipment for E-drive
Need
Testing of electric rear axle Polestar 1
End-of-Line testing equipment for torque testing, functional testing, and NVH testing.
Polestar 1 is equipped with two electric motors, each driving a rear wheel.
Together they produce 232 horsepower and provide 492 Nm of torque.
Which enabling a top speed of 160 km/h (99 mph) in all-electric mode.
Solution
Sejfo EDS EOL testing equipment for electric drivetrains
NVH Testing
Functional Testing
Battery Simulation
Electrical Testing
The solution includes:
Drive Unit M1 - Water-cooled servo motor
Torque Sensor - HBM
Accelerometer - Discom for vibration measurement
NVH System - Reilhofer
Custom high-voltage connections to the product
Inverter units for product control
Microphone for sound recording
Product fixture
Vibration-insensitive concrete-filled steel stand
STES testing software
Safety coupling
Cooling unit for the electrical cabinet
Facts
| Customer | Volvo Cars |
|---|---|
| Production Start | 2019 |
| Industry | Automotive |
| Managed Product | Electric Rear Axle |
| Product Size | 300x300x300 mm |
| Cycle Time | Not availiable |
Result
No quality defects delivered to the customer
100% Quality assurance of delivered products
The testing equipment verifies that the product delivers and functions according to specified requirements
