EV Dictionary: Battery Safety
Browse Battery Safety related electric vehicle terms and definitions.
6 terms
Cell-to-Cell Thermal Propagation
The spread of a thermal failure from one battery cell to neighbouring cells or modules.
High-Voltage Contactors and Pre-Charge Circuit
How EV contactors and pre-charge connect the battery while limiting uncontrolled inrush current.
High-Voltage Interlock Loop (HVIL)
A low-voltage safety loop that detects opened or disconnected parts of an EV high-voltage system.
High-Voltage System
The high-voltage system carries traction and charging energy through an EV's main electrical components.
Insulation Monitoring
Monitoring that detects reduced electrical isolation between an EV high-voltage system and its chassis.
Thermal Runaway
A self-accelerating failure inside a battery cell that generates heat faster than it can escape.