43页PPT-18650电池的热失控测试报告.pdf

Thermal Runaway Testing of 18650 Lithium Ion Cells Launchers Satellites Manned Interplanetary Landers POWERED by Chad Lobato Kyle Adams, Blake Cardwell, Jacob Dembeck, and Joshua Fedders EnerSys Advanced Systems / ABSL Longmont, Colorado Overview • Reason for thermal runaway testing of 18650 cells • Single cell thermal runaway testing • Develop method of heating cells into thermal runaway • Gain understanding of cell behavior during thermal runaway • Gain understanding of the temperature range of initiation of thermal runaway • Gain understanding of peak external cell temperature during thermal runaway • Battery level thermal runaway testing • Determine if ABSL standard designs can structurally withstand thermal runaway • Determine if ABSL standard design principles allow for propagation of thermal runaway EnerSys Proprietary © 2016 EnerSys. Export or re-export of information contained herein may be subject to restrictions and requirements of U.S. export laws and regulations and may require 2 advance authorization from the U.S. government. What drove the need for thermal runaway testing? • Increased general awareness of the risk of thermal runaway • Manned mission requirements • Until recently, ABSL batteries were used mainly on non-manned missions • Cell Energy densities are increasing • Increased stored ene