Evaluation Study for Large Prismatic Lithium-Ion Cell ... - NREL

More documents

Recommendations

Info

Multi-Physics Interaction �Larger over-potential promotes faster discharge reaction �Converging current causes higher potential drop along the collectors electrochemical current production �High temperature promotes faster electrochemical reaction �Higher localized reaction causes more heat generation Comparison of two 40 Ah flat cell designs 2 min 5C discharge working potential working potential temperature temperature electrochemical current production National Renewable Energy Laboratory 6 Innovation for Our Energy Future
Multi-Physics Interaction �Larger over-potential promotes faster discharge reaction �Converging current causes higher potential drop along the collectors electrochemical current production �High temperature promotes faster electrochemical reaction �Higher localized reaction causes more heat generation Comparison of two 40 Ah flat cell designs 2 min 5C discharge working potential working potential soc temperature temperature This cell is cycled more uniformly, can therefore use less active material ($) and has longer life. National Renewable Energy Laboratory 7 Innovation for Our Energy Future soc electrochemical current production
Page 1 and 2: Evaluation Study for Large Prismati
Page 3 and 4: Batteries for Electrified Vehicles
Page 5: Multi-Physics Interaction electroch
Page 9 and 10: Integrated Model Resolving Differen
Page 11 and 12: Present Study “Poorly designed el
Page 13 and 14: Electrical Response - 10C Discharge
Page 15 and 16: Temperature [ ° C] 36 34 32 30 100
Page 17 and 18: i [A/m 2 ] soc-soc avg (%) 285 280
Page 19 and 20: Alternative Cell Designs Nominal De
Page 21 and 22: Temperature Imbalance during CD Dri
Page 23 and 24: Ah Throughput Imbalance TW vs CT Ah
Page 25: Acknowledgments Vehicle Technology

Evaluation Study for Large Prismatic Lithium-Ion Cell ... - NREL

You also want an ePaper? Increase the reach of your titles

Delete template?

Save as template?