High Voltage Electric Vehicle Safety

Explore the critical design requirements for electric vehicles (EVs), focusing on meeting demanding safety standards set by global testing and certification agencies. This course delves into a comprehensive understanding of high voltage (HV) components found in both electric and hybrid vehicles.

You will recognize and understand the key design considerations essential for ensuring the safety of electric vehicle systems. We'll examine the degree of protection (IP) requirements for vital EV components as outlined in international regulations. A significant focus will be placed on water and dust protection requirements for high voltage cables in EV and HEV applications.

Gain expertise in high voltage cables and their role within the overall electric vehicle architecture. Understand the operational requirements of various high voltage safety systems and the intricacies of high voltage interlock systems, including their operation and failure control techniques. Learn about electrical isolation requirements crucial for EV design and the implementation of isolation fault detection systems for both EV and HEV applications.

This course covers essential high voltage safety systems, including capacitor discharge systems and their function in mitigating risks during operation and in the event of a crash or accident. Develop proficiency in measurement and calculation methods for isolation resistance in electric vehicle components.

Practical application is emphasized through the application of high voltage multimeters and insulation testers for real-world measurements in EV systems. Learn how to perform accurate measurements on key components such as electric motors, inverters, and battery packs. Finally, master the standard operating procedure for safely disconnecting high voltage systems in electric and hybrid vehicles, ensuring a safe and compliant working environment.