Tech Deepdive: Interviews with automotive experts

Ep 8: EV Thermal Management, Heat pumps and Refrigerants with Jeff Bozeman


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Jeff Bozeman is an integration expert of Refrigeration Systems into Vehicles and spent 35+ years at General Motors Research and Development on Cabin Thermal Comfort and HVAC systems. He has completed his Masters in Mechanical Engineering from University of Michigan.

Today's conversation is all about Electric vehicle Heat Pump, Cabin HVAC and passenger comfort.

Host: Sudhi Uppuluri, 
https://www.linkedin.com/in/sudhi-uppuluri-56765a3/
 
Guest: Jeff Bozeman,
https://www.linkedin.com/in/jeffrey-iceman-bozeman-902a9214/
SOCIAL:
- Web: https://www.cseg.us/
- LinkedIn: https://www.linkedin.com/company/comp...


Time Stamps:
00:00 - Introduction
01:41 - Refrigerants – R134a, 1234yf and CO2
05:26 - VW CO2 and YF vehicles
06:55 - CO2 system issues
09:01 - CO2 vs 1234YF
12:15 - Heat pumps and architectures
21:30 - Refrigerant and architectures linked
22:05 - Propane as refrigerant
22:57 - Winning architecture
24:36 - Frosting issues for heat pumps
30:08 - Future Refrigerant candidates and related regulations
36:09 - Winning thermal management architecture with secondary loop
43:22 - Phase change materials
44:41 - Defrost requirement
53:30 - Temperature distraction to drivers
57:00 - Future technologies for cabin comfort
59:56 - Human Physiology

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Track: Flexy — Land of Fire [Audio Library Release]
Music provided by Audio Library Plus
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Tech Deepdive: Interviews with automotive expertsBy Sudhi Uppuluri