National Highway Traffic Safety Administration Research Phillip Gorney

Safer cars. Safer Drivers. Safer roads. Additional safety research is being conducted in areas which have been identified as needed for greater completeness, validation, procedure development, and technology development. Objective

Safer cars. Safer Drivers. Safer roads. Argonne National Laboratory 3 rd party validation of D/C charging safety procedure – Paper study of CHAdeMO equivalent Development of A/C charging safety procedure – SAE J1772 “Yazaki” Charging Connector (including validation) Detailed test procedure on “Broad Impedance Short Circuit” Validation and test procedure broadening on the “In-use” BMS functionality procedures Research reports are due to NHTSA: August, 2016 Electrical System Safety

Safer cars. Safer Drivers. Safer roads. Sandia National Laboratory & Naval Surface Warfare Center Carderock MD Chemically based thermal ignition mechanism for propagation initiation (3 CuO + 2 Al 3 Cu + Al2 O 3) Cell thermal decomposition heat, rate, and time equivalent Worst Credible Event (WCE) equivalent Research reports are due to NHTSA: April, 2016 Thermal Propagation Initiation

Safer cars. Safer Drivers. Safer roads. Sandia National Laboratory & Idaho National Laboratory Safety and Stability Diagnostics Technology – Development of integrated impedance measurement technology to identify functional safety performance characteristics and latency issues in a both operational and post-crash battery systems at pack or module levels Validated with Complex Impedance Spectroscopy Ongoing Research Safety and “State of Stability” Diagnostics

Safer cars. Safer Drivers. Safer roads. TBD (Contractor/Partner) Full Vehicle/ Partial System Immersion Test Procedure and Boundary Level development Partial pack immersion Salinity definition Research beginning CY Salt Water Immersion

Safer cars. Safer Drivers. Safer roads. Oak Ridge National Laboratory Simulation Model Development for pack level Crush Ongoing Research Project Crash Simulation Modeling

Safer cars. Safer Drivers. Safer roads. Questions