COURSE – AUTOMOTIVE 26: “BATTERY DISCONNECT UNIT IN HYBRID AND ALL ELECTRIC VEHICLES”
High-voltage battery disconnect unit (BDU)
The battery disconnect unit training system allows the design and operating principle for disconnecting a high-voltage battery from the on-board network to be investigated.
Dimensions/weight:
- 100 x 170 mm (width x height)
- 0.8 kg
- Experiment card with circuitry for experiments in Eurocard format
- Interactive training course on CD-ROM with Labsoft browser, course software and additional virtual instruments
- Storage case
- Jumpers
Components on experiment card:
- Electronic circuit for battery disconnect unit (BDU)
- Measuring sockets
- Fault simulation circuitry
- Two battery blocks
- Three relays
- Microcontroller-based control
- Service and maintenance plug
- Ignition switch
- Lamp to indicate when ignition is on
- High-voltage fault switch
- High-voltage fault indicator
- Pilot disconnecting bridge
- DC-link circuit capacitor
- Load for on-board network
- Display of on-board network load
- Measurement sockets for battery blocks
- Measurement sockets for on-board network
- Fundamentals of battery disconnect units
- Compiling repair shop orders
- Diagnostic functions
- Reading out fault memory with a diagnostic tester
- Classifying faults in vehicle systems
- Function and design of a pilot line
- Design of electric circuit
- Principle of operation
- Control
- Circuit variants
- Repair methods and conversations with customers
- Selection of repair actions as specified by manufacturers
- Working with spare part numbers
- Investigation using measuring instruments
- Effect of faults commonly seen in practice (simulated faults can be activated)
- Course duration 7 hours approx.