Tag Archives: ev1

GM Ultium-based EVs Now Have a Heat Pump

Since EV batteries, power electronics and other propulsion components produce heat, this is another step toward the more efficient use of energy. The Ultium Platform can recover and store this waste heat from the Ultium propulsion system. It can also capture and use humidity from both inside and outside the vehicle, including body heat from passengers. Continue reading

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Ex General Motors Chairman Bob Stempel Dead at 77

Stempel was an engineer by training with an analytical, easy going disposition who was accessible to the media. On many occasions I listened as he patiently explained complex manufacturing and development processes that he was instituting first as president of GM during the late 1980s, then as chairman. All to little apparent good effect, and far too slow in producing results for the Board of Directors. Continue reading

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