Chevrolet volt battery incident overview report
- Published: National Highway Traffic Safety Administration, 2012
- Authors: Smith, B.
- Date Added: 06 Feb 2014
- Last Update: 23 May 2014
To test vehicles with new technology to assure acceptable crash performance and occupant protection. With electric vehicles emerging the agency decided to test vehicles equipped with lithium-ion battery chemistries that were being introduced for sale.
Crash test program
Intrusion damage to the battery with coolant leakage followed by rollover has the potential to expose energised battery components to the battery cooling solution.
A fire hazard is produced when the electrically conductive liquid cooling solution comes in contact with the energised battery components.
The fires that occurred during the test series tool approximately a week to develop, but could have occurred sooner under different circumstances.
Crash test program.