BATTERY OPERATING APPARATUS, AUXILIARY BATTERY UNIT AND BATTERY CONTROL METHOD
First Claim
1. A battery operating apparatus comprising:
- a master battery manager (BM);
a fixed battery unit configured to supply a fixed power to a load, the fixed power remaining unchanged over time; and
a removable auxiliary battery unit configured to supply a variable power to the load, the variable power varying over time,wherein the master BM is configured to control the fixed battery unit to supply the fixed power among a power needed by the load, and to control the auxiliary battery unit to supply the variable power among the power needed by the load.
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Abstract
A battery operating apparatus, an auxiliary battery unit, and a battery control method are provided. The battery operating apparatus includes a master battery manager (BM), a fixed battery unit configured to supply a fixed power to a load, the fixed power remaining unchanged over time, and a removable auxiliary battery unit configured to supply a variable power to the load, the variable power varying over time, wherein the master BM is configured to control the fixed battery unit to supply the fixed power among a power needed by the load, and to control the auxiliary battery unit to supply the variable power among the power needed by the load.
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Citations
20 Claims
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1. A battery operating apparatus comprising:
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a master battery manager (BM); a fixed battery unit configured to supply a fixed power to a load, the fixed power remaining unchanged over time; and a removable auxiliary battery unit configured to supply a variable power to the load, the variable power varying over time, wherein the master BM is configured to control the fixed battery unit to supply the fixed power among a power needed by the load, and to control the auxiliary battery unit to supply the variable power among the power needed by the load. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A removable auxiliary battery unit comprising:
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a slave battery management system (BM); a direct current (DC)-to-DC (DC/DC) converter; a DC-to-alternating current (AC) (DC/AC) inverter; and a battery module, and wherein in response to the auxiliary battery unit being included in an electric vehicle (EV), the slave BM is connected to the DC/DC converter and a master BM of a battery operating apparatus of the EV, the DC/DC converter is connected to the battery module and a load of the EV, and the slave BM is configured to control the DC/DC converter to supply a variable power to the load, the variable varying over time. - View Dependent Claims (11, 12, 13, 14, 15, 16, 17)
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18. A battery control method comprising:
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determining whether a removable auxiliary battery unit is included in an electric vehicle (EV); controlling a fixed battery unit to supply a fixed power to a load, the fixed power remaining unchanged over time among a power needed by the load; and controlling the auxiliary battery unit to supply a variable power to the load, the variable power varying over time among the power needed by the load, in response to the removable auxiliary battery unit being included in the EV. - View Dependent Claims (19, 20)
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Specification