VEHICLE AND METHOD FOR CHARGING VEHICLE BATTERIES
First Claim
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1. An automotive vehicle comprising:
- a traction battery;
an auxiliary battery; and
at least one controller configured to cause a specified charge current to be provided to the traction battery and to cause another specified charge current to be provided to the auxiliary battery if the current being provided to the traction battery is increasing or decreasing.
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Abstract
An automotive vehicle includes a traction battery, an auxiliary battery and at least one controller. The at least one controller may be configured to cause a specified charge current to be provided to the traction battery and to cause another specified charge current to be provided to the auxiliary battery if the current being provided to the traction battery is increasing or decreasing.
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Citations
15 Claims
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1. An automotive vehicle comprising:
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a traction battery; an auxiliary battery; and at least one controller configured to cause a specified charge current to be provided to the traction battery and to cause another specified charge current to be provided to the auxiliary battery if the current being provided to the traction battery is increasing or decreasing. - View Dependent Claims (2, 3, 4, 6)
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5. The vehicle of clam 1 wherein the at least one controller is further configured to determine a voltage of the auxiliary battery and to cause the another specified charge current to stop being provided to the auxiliary battery if the voltage is approximately equal to a target value.
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7. A method for charging a traction battery and an auxiliary battery of a vehicle comprising:
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providing a specified charge current to the traction battery; and providing another specified charge current to the auxiliary battery if the specified charge current provided to the traction battery is increasing or decreasing. - View Dependent Claims (8, 9, 10, 11, 12)
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13. A power system for a vehicle comprising:
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a fraction battery; an auxiliary battery; and a battery charger having a current limit and configured to provide a specified charge current to the traction battery and to provide another specified charge current to the auxiliary battery having a magnitude approximately equal to a difference between the current limit and a magnitude of the specified charge current. - View Dependent Claims (14, 15)
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Specification