METHOD FOR DETECTING AN ABNORMALITY IN A RELAY
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United States of America Patent
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Issued Date -
Nov 17, 2016
app pub date -
Dec 4, 2014
filing date -
Dec 24, 2013
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Abandoned
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Abstract
A method for detecting an abnormality in a relay that can detect that a module relay is inoperative is provided. In a method for detecting an abnormality in a relay in a battery pack comprising a plurality of battery modules connected in parallel to each other and comprising a main relay and module relays, the main relay is shut off if it is determined that a current is flowing in a battery module for which the module relay is not shut off and a current is flowing in a battery module for which the module relay is shut off.
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