Product features:
Simulation and measurement of battery management system (BMS) activities
The battery management system (BMS) verification is a configurable platform, battery management system (BMS) using the basic signal and battery monitoring module, has simultaneously in multiple battery management system (BMS) capable of performing environmental testing unit. System test to evaluate the single battery management system (BMS) specific functions, such as overvoltage and undervoltage single battery, battery leakage, loss or failure of communication system I/O
application
Laboratory evaluation
Parameter test
Life cycle testing
High accelerated life test (HALT), high accelerated stress screening (HASS) test
Features
Multiple units are simultaneously tested
Hardware configuration, up to 1000V, battery simulation
Individually controlled single cell voltage emulation, over 200 channels
Battery management system (BMS), current, temperature, I / O, communication simulation
Fault injection and auxiliary system measurement
Chamber and vibration control interface environment test
Applications for manual operation, automated testing, and reporting of generated applications
System diagram
The battery management (BMS) verification system is a modular platform that provides a range of channels, numbers and types, and can be packaged as desktop units or portable test stations. The following figure shows the two battery management systems (BMS) and modules in the same environment.
Hardware specification
The following specifications are standard and the system can be customized according to specific requirements
| Cell channel simulation |
|
| Channel number | 12/ module |
| Maximum module number | 20 (240 channels @ 4.2V) |
| Channel type | Sink and source |
| Voltage range of single cell | 0.0 ~5.0V |
| Voltage resolution | 0.1 mV |
| Voltage accuracy | ±3 mV |
| Current range | ±500.0 mA |
| Current resolution | 0.1 mA |
| Current accuracy | ±4 mA |
| Current limiting accuracy | ±10 mA |
| common mode isolation | 1000 VDC （CH-TO-CH, CH-TO-GND） |
| Individual battery channel read back |
|
| Voltage resolution | 0.1 mV |
| Voltage accuracy | ±3 mV |
| Current resolution | 0.1 mA |
| Current accuracy | ±4 mA |
| Higher accuracy can be achieved using custom relay matrices and an integrated 7.5 bit digital multimeter |
|
| Temperature sensor simulation |
|
| Typical signal type | Resistance (thermistor / resistance temperature detector (RTD)) |
| Channel number | 12/ module |
| Range | 10Ω to 500 kΩ |
| Resolving power | 1Ω |
| accuracy | 1% |
| Other signal types | Analog voltage (+ 10V) |
| Current sensor simulation |
|
| Typical signal type | Analog voltage |
| Channel number | 2 |
| Range | +10V |
| Resolving power | 16 bit |
| accuracy | +0.5% |
| Other signal types | Bus (CAN) communication |
| Simulation of bus voltage in battery management system (BMS) |
|
| Channel number | 2 |
| Voltage range | 0 to 60V |
| Current range | 0 to 20A |
| Power azimuth | 850W |
| communication protocol |
|
| Standard protocol | High speed bus (CAN) |
| Port number | 2 |
| baud rate | 40 kbits/s to 1Mbit/s |
| Other agreements | LIN, SPI, RS232,Modbus |
| Battery voltage simulation |
|
| Channel number | 1 |
| Voltage range | Maximum 1000 VDC |
| Current range | 1.5 ADC |
| Program accuracy | +0.25% (full scale) |
| Battery management system (BMS) control I/O |
|
| Channel number | 24 inputs, /24 outputs |
| Voltage range | 0 to 60V |
| Current range | 150 mA |
| common mode isolation | 60V channel to channel |
Product answer:
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