An Interview with Bob Simpson - Ardent Automotive Artisan
Bob Simpson, founder of EVDrive, discusses his journey converting a BMW 325 into an electric vehicle and building high-performance EV drive systems. He details the engineering of a custom 700-volt battery pack using A123 26650 cells, focusing on low-impedance design, thermal management, and a redundant BMS architecture. Simpson also explains his integration of a Wankel rotary range extender to extend the car's range and shares data on the environmental benefits of EVs powered by solar energy.