BATTERY MODULE AND CONTROL METHOD THEREOF
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United States of America Patent
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Issued Date -
Oct 23, 2014
app pub date -
Sep 10, 2013
filing date -
Apr 19, 2013
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A battery module including a battery pack including positive and negative electrodes, a first main relay and a second main relay electrically coupled to the positive and negative electrodes of the battery pack, and a master battery management system electrically coupled to the first main relay and the second main relay and configured to control the first main relay and the second main relay to be driven, wherein the master battery management system includes a memory configured to store stress variables of the first main relay and the second main relay, and the master battery management system is configured to control a turn-off order of the first main relay and the second main relay according to the stored stress variables of the first main relay and the second main relay.
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