AGM BATTERY RECOVERY AND CAPACITY TESTER
First Claim
Patent Images
1. A system for battery capacity testing, said system comprising:
- a battery charger for charging a battery;
a load test resistor;
a control relay coupled to the battery, the load test resistor and the battery charger; and
an electronic controller coupled to the battery, load test resistor and the control relay and further in communication with the battery charger, said electronic controller controlling the battery charger so as to allow the battery to be charged, wherein the electronic controller allows the battery to be load tested and calculates the capacity of the battery in ampere-hours at the end of the load testing.
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Abstract
A system for battery recovery and capacity testing, including a battery charger for charging a battery, a load test resistor and a control relay. The system also includes an electronic controller connected to the battery, load test resistor and the control relay, and further in communication with the battery charger, where the electronic controller controls the battery charger so as to allow the battery to be charged, and also allow the battery to be load tested. The electronic controller calculates the capacity of the battery in ampere-hours at the end of the load testing.
9 Citations
20 Claims
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1. A system for battery capacity testing, said system comprising:
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a battery charger for charging a battery; a load test resistor; a control relay coupled to the battery, the load test resistor and the battery charger; and an electronic controller coupled to the battery, load test resistor and the control relay and further in communication with the battery charger, said electronic controller controlling the battery charger so as to allow the battery to be charged, wherein the electronic controller allows the battery to be load tested and calculates the capacity of the battery in ampere-hours at the end of the load testing. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A system for battery capacity testing, said system comprising:
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a battery charger for charging a battery; a load test resistor; a control relay coupled to the battery, the load test resistor, and the battery charger; an electronic controller coupled to the battery, load test resistor and the control relay, and further in communication with the battery charger, said electronic controller controlling the battery charger so as to charge the battery to approximately 100% state of charge, and controlling a load applied to the battery to remove any surface charge and determining the open circuit voltage of the battery to allow the battery to be load tested with the load test resistor until the selected end voltage is achieved if the voltage of the battery is determined to be at an acceptable level, and wherein the capacity of the battery is calculated in ampere-hours at the end of the load testing by determining the area under the current decay curve by measuring voltage periodically during load testing; and a display which displays the state of charge and condition of the battery before testing, during testing and after testing, and further displays the progress of the test. - View Dependent Claims (10, 11, 12, 13, 14, 15)
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16. A system for increasing the capacity of a discharged battery, said system comprising:
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a battery charger for charging a battery, said battery charger including a constant current source; a load test resistor; a control relay coupled to the battery, the load test resistor and the battery charger; and an electronic controller coupled to the battery and the battery charger, wherein the controller measures the open circuit voltage of the battery, which is stored in a memory of the controller, and wherein the battery charger charges the battery at a constant current using the constant current source and the battery is then discharged after it is left at open circuit for a desired period of time, where the time elapsed during discharge is measured by the controller and stored in the memory of the controller. - View Dependent Claims (17, 18, 19, 20)
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Specification