Fuel cell system and power managing method of the same
First Claim
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1. A fuel cell system for providing output power of at least one of a fuel cell and a battery to a load, the fuel cell system comprising:
- a first converter configured to change an output voltage of the fuel cell;
a second converter configured to change an output voltage of the first converter and an output voltage of the battery; and
a controller configured to control an operation of the first converter and an operation of the second converter according to a change in performance of the battery due to battery usage.
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Abstract
A fuel cell system, which provides output power of at least one of a fuel cell and a battery to a load, selects any one operating mode from among various operating modes of the fuel cell system based on a change in performance of the battery due to use of the battery, and controls supplying of output power of the fuel cell and output power of the battery to the load according to the selected operating mode.
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Citations
16 Claims
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1. A fuel cell system for providing output power of at least one of a fuel cell and a battery to a load, the fuel cell system comprising:
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a first converter configured to change an output voltage of the fuel cell; a second converter configured to change an output voltage of the first converter and an output voltage of the battery; and a controller configured to control an operation of the first converter and an operation of the second converter according to a change in performance of the battery due to battery usage. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A power managing method of a fuel cell system for providing output power of at least one of a fuel cell and a battery to a load, the power managing method comprising:
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selecting an operating mode of the fuel cell system based on a change in performance of the battery due to battery usage; and controlling supply of an output power of the fuel cell and an output power of the battery to the load according to the selected operating mode. - View Dependent Claims (10, 11, 12, 13, 14, 15)
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16. A computer readable, tangible, non-transitory recording medium having recorded thereon a program for executing a power managing method of a fuel cell system for providing output power of at least one of a fuel cell and a battery to a load, the power managing method comprising:
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selecting an operating mode of the fuel cell system based on a change in performance of the battery due to battery usage; and controlling supplying of output power of the fuel cell and output power of the battery to the load according to the selected operating mode.
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Specification