Toyota introduces 2012 Prius Plug-in Hybrid
Green Car Congress
SEPTEMBER 17, 2011
With lower exhaust heat, heat efficiency was enhanced, and consequently, fuel efficiency was enhanced as well. The PCU features a compact inverter design with direct cooling of IGBT transistors, and converts DC to 3-phase AC to drive MG1 and MG2. Controlled by the hybrid ECU, the PCU boost converter raises 201.6
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