PARALLEL POWER SUPPLIES FOR HEV APPLICATIONS
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United States of America Patent
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N/A
Issued Date -
May 6, 2010
app pub date -
Oct 27, 2009
filing date -
Oct 31, 2008
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A suspension module that includes a suspension component, a pair of wheel hubs coupled to the at least one suspension component and an auxiliary drive system. Each wheel hub is mounted to a vehicle wheel. The auxiliary drive system has a pair of drive units, an auxiliary battery, an auxiliary battery charger and a controller. Each of the drive units has an electric motor that is selectively operable for providing drive torque that is transmitted to an associated one of the wheel hubs. The controller is configured to operate in a first mode wherein an output of the auxiliary battery charger is employed to charge the auxiliary battery. The controller is also configured to operate in a second mode wherein the output of the auxiliary battery charger and an output of the auxiliary battery are employed to power the electric motors of the drive units.
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