BATTERY PACK MAINTENANCE FOR ELECTRIC VEHICLE
First Claim
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1. A method of repairing a used battery pack from an electric vehicle, comprising:
- removing the battery pack from the vehicle, the battery pack comprising a plurality of batteries;
performing battery tests on at least some of the plurality of batteries, obtaining a battery test result for the batteries tested and storing the battery test results in a database;
obtaining a plurality of replacement batteries;
performing battery tests on the plurality of replacement batteries, obtaining a test result the replacement batteries and storing the battery test results in the database;
retrieving the battery test results from the database; and
identifying batteries based upon the retrieved battery test results for use in forming a refurbished battery pack.
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Abstract
A method and apparatus for repairing or testing a used battery pack from an electric vehicle include removing the battery pack from the vehicle. Battery tests are performed on at least some of the plurality of batteries and battery test results for each of the batteries tested are obtained. A cradle is configured to receive at least two different types of batteries. The cradle includes connectors to electrically couple circuitry of a battery tester to the battery.
38 Citations
44 Claims
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1. A method of repairing a used battery pack from an electric vehicle, comprising:
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removing the battery pack from the vehicle, the battery pack comprising a plurality of batteries; performing battery tests on at least some of the plurality of batteries, obtaining a battery test result for the batteries tested and storing the battery test results in a database; obtaining a plurality of replacement batteries; performing battery tests on the plurality of replacement batteries, obtaining a test result the replacement batteries and storing the battery test results in the database; retrieving the battery test results from the database; and identifying batteries based upon the retrieved battery test results for use in forming a refurbished battery pack. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 21)
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19. An apparatus for use in refurbishing a used battery pack from the electric vehicle, comprising:
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battery test circuitry configured to perform battery tests on batteries in the used battery pack; a database configured to contain battery identification information and at least one associated battery parameter obtained from the battery test circuitry; a selection criteria which identifies batteries for use in creating a refurbished battery pack; and a controller configured to retrieve information from the database, apply the selection criteria and responsively provide selection information output which indicates which of the batteries identified in the database are suitable for use in creating a refurbished battery pack. - View Dependent Claims (20, 22, 23, 24, 25, 26, 27, 28, 29, 30)
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31. An apparatus for testing a battery of a battery pack from an electric vehicle, comprising:
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test circuitry configured to perform a battery test on the battery; a cradle configured to receive the battery, the cradle comprising; first and second connectors configured to electrically connect the test circuitry to end connectors of the battery; and a midpoint connector configured to electrically connect the test circuitry to an electrical midpoint between the end connectors. - View Dependent Claims (32, 33, 34, 35, 36, 37, 39, 40, 41, 42, 43, 44)
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38. The apparatus of claim 38 including a lock mechanism to secure the slidable portion to a base of the cradle.
Specification