JH98100G—BMS Test Platform
It provides real-time display of all BMS monitoring parameters, accuracy comparisons, operating status, and fault information; supports single‑function, partial‑function, and full‑function testing; enables both single‑shot and continuous cyclic testing; promptly flags and displays abnormal data; saves data in Excel format for easy classification and retrieval; allows manual configuration of BMS test modes and threshold values for various parameters; includes automated testing and typical test cases; and can be uploaded to a server for convenient remote monitoring.
- Product Description
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I. Basis for Standards
QC/T 897-2011 “Technical Specifications for Battery Management Systems for Electric Vehicles” GB/T 27930-2015 “Communication Protocol Between Off-board Conductive Chargers and Battery Management Systems for Electric Vehicles” GB/T 38661–2020 “Technical Requirements for Battery Management Systems for Electric Vehicles” Q/GDW—2013 “Technical Specification for Energy Storage Battery Packs and Management Systems” GB 34131-2017 “Technical Specification for Lithium-Ion Battery Management Systems of Electrochemical Energy Storage Power Stations” 》 GBT 34131-2023 Battery Management System for Power Energy Storage II. Main Test Functions and Technical Specifications
Serial number Test Item Test feature Technical indicators 1 Single-cell battery simulation Simulated single-cell voltage accuracy test;
Supports BMS active and passive equalization current testing;
Simulation of single-cell overcharge and overvoltage protection function testing;
Simulation of single-cell over-discharge and undervoltage protection function testing;
Cell operating current, standby current, balancing current
Testing.
Number of strings per module: 100S (expandable);
Output voltage range: 0–5 V;
Voltage resolution: 0.1 mV;
Voltage error: ±0.1% FS;
Supports bidirectional current: 0 to ±3 A;
Current resolution: 0.1 mA / 1 µA;
Current error: ±0.1%FS
The panel features an LCD display, providing clear and intuitive data visualization.
Each parameter is set flexibly and conveniently;
Supports power consumption monitoring for each channel;
2 Temperature simulation
BMS cell‑level temperature accuracy test;
Simulation of over-temperature protection testing for NTC during charge–discharge cycles
Simulation of the NTC temperature under‑protection test during charge–discharge cycling.
Temperature channels: 100 channels (expandable), electrically isolated from one another,
Not shared land;
Analog voltage range: 10 mV–5 V;
Impedance simulation range: 1 Ω to 5 MΩ, resolution: 1 Ω
Allowable current: 10 mA;
The R‑T‑V table can be customized according to NTC specifications.
3 Total
Electric current
Simulation
Realistic
Electric current
Can simulate real current; shunt current;
Hall sensor current;
Simulated test of the total charge–discharge current;
Under‑ and over‑protection function testing;
Accuracy test.
Number of channels: 1 channel;
Output voltage: 5V;
Output current: 0–500 A;
Control resolution: 100 mA;
Output accuracy: 0.1%FS;
Measurement accuracy: 0.1% FS;
Hall sensing
Device simulation
Number of channels: 1 channel;
Output voltage range: -5 V to +5 V;
Output current range: -300 mA to +300 mA;
Output accuracy: 0.1%FS;
Shunt
Simulation
Number of channels: 1 channel;
Output voltage range: -300 mV to +300 mV;
Output accuracy: 0.1%FS;
4 Total pressure simulation Total voltage accuracy functional test;
Total pressure calibration;
Simulation of overpressure protection function test;
Simulation of low total pressure protection function test.
Number of channels: 1 channel;
Output voltage range: 0–1500 VDC;
Output current: 0.5 A;
Output accuracy: 0.1%FS;
Measurement accuracy: 0.1% FS;
Serial number Test Item Test feature Technical indicators 5 BMS board power supply BMS board supply operating current and sleep current monitoring;
BMS board overvoltage and undervoltage testing
BMS board forward and reverse testing
Number of channels: 1 channel;
Output voltage: 0–36 V;
Control resolution: 0.01 V;
Maximum output current: 1 A;
Control resolution: 0.1 mA
Output accuracy: 0.1%FS;
6 Electrical Performance Testing Superimposed AC Voltage Test
Power Supply Ramp-Up and Ramp-Down Test
Power Supply Voltage Transient Variation Test
Open-circuit and short-circuit protection test
Withstand Voltage and Insulation Tests
Number of channels: 4 channels
DC output: 0–60 V
AC output: 0–10 V, frequency 50 Hz–20 kHz
Time Controller: 0–100,000 ms
Output accuracy: 0.1%
AC Withstand Voltage: 0–5 kV
DC withstand voltage: 0–6 kV
Insulation resistance: 0–10 GΩ
Test accuracy: 2%
7 CAN communication CAN/RS485/RS232-related communication protocol testing CAN: 3 channels (VCU vehicle control unit, BMU internal network, energy storage PCS or charging pile)
CAN Protocol: CAN 2.0A, CAN 2.0B;
RS485: 2 channels
RS232: 1 channel
Baud rate range: 100 kbps–1 Mbps;
Supports standard frames and extended frames;
8 Insulation Resistance Simulation It can achieve total positive-to-PE and total negative-to-PE leakage current measurement. Number of channels: 2;
Range: 1 kΩ–20 MΩ;
Resolution: 100 Ω;
Resistor power rating: 3 W;
It can detect total positive-to-PE and total negative-to-PE leakage currents.
9 High- and low-side drive
Can simulate relay control and testing; Number of channels: 4 (expandable);
Detection voltage: 3–36 V;
Allowable current: 0–2 A;
10 D/I signal simulation
Implement detection of digital signal input/output (I/O) Number of channels: 24 (expandable);
High-level output: 3–24 V;
Low-level output: <0.8 V
11 BMS Signal Detection Unit Reserved PWM output Number of channels: 4;
Output duty cycle: 1%–99%;
Output frequency: 1 kHz;
High-level voltage: 12 V;
PWM input Number of channels: 4;
Duty cycle range: 1%–99%;
Collection accuracy: 1%;
12 National Standard Charging Interface Signal Detection CC Simulation Number of channels: 1 channel;
Simulated resistance values: 100 Ω, 220 Ω, 680 Ω, 1500 Ω, 3300 Ω; or within the range of 10 Ω to 2 MΩ.
CP simulation Number of channels: 1 channel;
Output duty cycle: 1%–99%;
Output accuracy: 1%;
Control resolution: 1%;
Output frequency: 1 kHz;
High-level voltage: 12 V;
CC2 Simulation Number of channels: 1 channel;
Simulated resistance: 1 kΩ;
13 Version Number Feature Supports reading or writing software version numbers;
Supports reading or writing hardware version numbers;
14 Quiescent current Supports measurement of loop static current; static current types include: single-cell acquisition line current, high-voltage acquisition line current, and working power supply current. Implementation principle: Utilizes the readback functionality of a single-cell analog battery, a high-voltage source, and the BMS power supply to achieve this.
Verification was performed using a high-precision multimeter.
15 Parameter calibration
Total voltage, total current, cell voltage, insulation resistance, etc.
16 CAN Termination Resistor Detection
Range: 0–10 kΩ, accuracy: 1% (with a measurement accuracy of ±1 Ω in the 1 Ω to 200 Ω range).
17 Dry contact
5V, 150V 1A; 18 Relay Control Testing
Channel 16, with a 50 Ω resistor, and voltage measurement; voltage measurement range up to 24 V, accuracy 1%.
Supports 16 channels with a 50-ohm load, simulates real relay coils, and measures both the upper‑end and lower‑end voltages (voltage range within 24 V, accuracy of 1%).
19 Open-collector output function test
Channel 3: The pull-up voltage is 12 V, with a 10 kΩ pull-up resistor; it can measure the port voltage with an accuracy of 1%. It also provides a BMS open-collector output with a 12 V pull-up and a 10 kΩ pull-up load resistor, enabling detection of the output status.
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Huizhou Jinghui Instrument and Equipment Co., Ltd.
Service Hotline:400-1331-882
No. 13, Jinda Road, Huinan Science and Technology Park, Huizhou City, Guangdong Province
E-mail:jh@jhyq.com
