Contents
1 System structure overview 5
2 Setting up the BMS 6
2.1 Batterycellsinstallation................................ 6
2.2 Connecting temperature sensors . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
2.3 Chargerinstallation .................................. 9
2.3.1 Non-CANbasedcharger............................ 9
2.3.2 CANbasedcharger .............................. 12
2.4 Loadinstallation.................................... 13
3 Core BMS functionality 14
3.1 BatteryMonitoring................................... 14
3.1.1 VoltageMonitoring .............................. 14
3.1.2 CurrentMeasurement ............................. 14
3.1.3 Temperature measurement . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
3.2 StateofBattery .................................... 15
3.2.1 Chargeestimation ............................... 15
3.2.2 Healthestimation ............................... 15
3.3 Chargingprocess.................................... 15
3.3.1 Using Non-CAN charging device . . . . . . . . . . . . . . . . . . . . . . . . 16
3.3.2 Using CAN charging device . . . . . . . . . . . . . . . . . . . . . . . . . . 16
3.3.3 Configuration ................................. 17
3.4 BatteryProtections .................................. 17
3.4.1 Cell Over-Voltage Protection . . . . . . . . . . . . . . . . . . . . . . . . . 17
3.4.2 Cell Under-Voltage Protection . . . . . . . . . . . . . . . . . . . . . . . . . 17
3.4.3 Charge Over-Current Protection . . . . . . . . . . . . . . . . . . . . . . . . 18
3.4.4 Discharge Over-Current Protection . . . . . . . . . . . . . . . . . . . . . . 18
3.4.5 External Over-Temperature Protection . . . . . . . . . . . . . . . . . . . . 18
3.4.6 External Under-Temperature Protection . . . . . . . . . . . . . . . . . . . . 18
3.4.7 Internal Over-Temperature Protection . . . . . . . . . . . . . . . . . . . . . 18
3.4.8 Configuration ................................. 18
3.5 Contactorpre-charge.................................. 19
4 Data interfaces 20
4.1 Wireless smartphone connectivity . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
4.2 CAN .......................................... 20
4.2.1 Installation................................... 22
4.2.2 Configuration ................................. 22
5 Remappable GPIO Functions 23
5.1 Description....................................... 23
5.2 Configuration...................................... 24
6 Analytics 25
6.1 Statistics........................................ 25
6.2 Events ......................................... 27
7 Status Parameters 28
8 Maintenance 30
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