Direct electrical connection for multi-motor hybrid drive system
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United States of America Patent
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Dec 10, 2013
Grant Date -
Jul 26, 2012
app pub date -
Dec 23, 2011
filing date -
Jun 25, 2009
priority date (Note) -
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status (Latency Note)
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Abstract
A system for a hybrid vehicle includes an engine; a first inverter coupled to a second inverter; a first electrical machine coupled to the engine and the first inverter; a second electrical machine coupled to the second inverter and a wheel axle of the vehicle; a high voltage battery coupled to both the first inverter and the second inverter; and a switch box disposed between the first electrical machine and the second electrical machine. The switch box includes switches adapted to switch open and closed to allow direct electrical connection from the first electrical machine to the second electrical machine.
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