Voltage equalization apparatus and electricity storage apparatus
First Claim
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1. A voltage equalization apparatus comprising:
- a switch controller controlling a first switch that is configured to provide a first voltage to a first rectifier element group corresponding to a first electricity storage member and controlling a second switch that is configured to provide a second voltage to a second rectifier element group corresponding to a second electricity storage member, and the switch controller is configured to individually control the first switch and the second switch based on voltage measurement signals of the first electricity storage member and the second electricity storage member, anda voltage measurement unit configured to measure a third voltage of the first electricity storage member and a fourth voltage of the second electricity storage member.
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Abstract
A voltage equalization apparatus includes a switch controller controlling a first switch that is configured to provide a first voltage to a first rectifier element group corresponding to a first electricity storage member and controlling a second switch that is configured to provide a second voltage to a second rectifier element group corresponding to a second electricity storage member, and the switch controller is configured to individually control the first switch and the second switch based on voltage measurement signals of the first electricity storage member and the second electricity storage member.
9 Citations
24 Claims
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1. A voltage equalization apparatus comprising:
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a switch controller controlling a first switch that is configured to provide a first voltage to a first rectifier element group corresponding to a first electricity storage member and controlling a second switch that is configured to provide a second voltage to a second rectifier element group corresponding to a second electricity storage member, and the switch controller is configured to individually control the first switch and the second switch based on voltage measurement signals of the first electricity storage member and the second electricity storage member, and a voltage measurement unit configured to measure a third voltage of the first electricity storage member and a fourth voltage of the second electricity storage member. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. An electricity storage apparatus comprising:
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a first electricity storage member; a second electricity storage member connected in series with the first electricity storage member; a switch controller configured to control a first switch that is configured to provide a first voltage to a first rectifier element group corresponding to a first electricity storage member and control a second switch that is configured to provide a second voltage to a second rectifier element group corresponding to a second electricity storage member, and the switch controller is configured to individually control the first switch and the second switch based on voltage measurement signals of the first electricity storage member and the second electricity storage member; and a voltage measurement unit configured to measure a third voltage of the first electricity storage member and a fourth voltage of the second electricity storage member. - View Dependent Claims (15, 16, 17, 18)
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19. A voltage equalization method comprising:
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controlling, with a switch controller, a first switch that is configured to provide a first voltage to a first rectifier element group corresponding to a first electricity storage member; controlling, with the switch controller, a second switch that is configured to provide a second voltage to a second rectifier element group corresponding to a second electricity storage member, and measuring, by a voltage measurement unit, a third voltage of the first electricity storage member and a fourth voltage of the second electricity storage member, wherein the switch controller individually controls the first switch and the second switch based on voltage measurement signals of the first electricity storage member and the second electricity storage member. - View Dependent Claims (20, 21)
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22. A voltage equalization apparatus comprising:
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a switch controller controlling a first switch that is configured to provide a first voltage to a first rectifier element group corresponding to a first electricity storage member and controlling a second switch that is configured to provide a second voltage to a second rectifier element group corresponding to a second electricity storage member, and the switch controller is configured to individually control the first switch and the second switch based on voltage measurement signals of the first electricity storage member and the second electricity storage member, wherein the first voltage is greater than a first sum of a first full charge voltage of the first electricity storage member, a first maximum rectifier element voltage, and a second maximum rectifier element voltage, and the second voltage is greater than a second sum of a second full charge voltage of the second electricity storage member, a third maximum rectifier element voltage, and a fourth maximum rectifier element voltage.
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23. An electricity storage apparatus comprising:
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a first electricity storage member; a second electricity storage member connected in series with the first electricity storage member; and a switch controller configured to control a first switch that is configured to provide a first voltage to a first rectifier element group corresponding to a first electricity storage member and control a second switch that is configured to provide a second voltage to a second rectifier element group corresponding to a second electricity storage member, and the switch controller is configured to individually control the first switch and the second switch based on voltage measurement signals of the first electricity storage member and the second electricity storage member, wherein the first voltage is greater than a first sum of a first full charge voltage of the first electricity storage member, a first maximum rectifier element voltage, and a second maximum rectifier element voltage, and the second voltage is greater than a second sum of a second full charge voltage of the second electricity storage member, a third maximum rectifier element voltage, and a fourth maximum rectifier element voltage.
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24. A voltage equalization method comprising:
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controlling, with a switch controller, a first switch that is configured to provide a first voltage to a first rectifier element group corresponding to a first electricity storage member; and controlling, with the switch controller, a second switch that is configured to provide a second voltage to a second rectifier element group corresponding to a second electricity storage member, wherein the switch controller individually controls the first switch and the second switch based on voltage measurement signals of the first electricity storage member and the second electricity storage member, and wherein the first voltage is greater than a first sum of a first full charge voltage of the first electricity storage member, a first maximum rectifier element voltage, and a second maximum rectifier element voltage, and the second voltage is greater than a second sum of a second full charge voltage of the second electricity storage member, a third maximum rectifier element voltage, and a fourth maximum rectifier element voltage.
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Specification