Method and arrangement for charging of vehicle accumulators
First Claim
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1. A charging device for charging an accumulator of a vehicle from a source of electrical energy, the charging device being configured to be integrated into the vehicle, the charging device comprising:
- two or more power units configured to be connected to available phases of a source of electrical energy, wherein each power unit is configured to maintain a connection to an available phase regardless of a number of the available phases of the source of electrical energy, the power unit connections of each of the two or more power units are configured to be made to a neutral point, and the power units have power electronics of switched-mode technology to operate the power units; and
means for cooling said power electronics, an output side of the charging device being configured to be parallel connected.
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Abstract
A charging device is disclosed for charging an accumulator of a vehicle from a source of electrical energy, the charging device being configured to be integrated into the vehicle. The charging device includes at least two power units connectable to available phases of the source of electrical energy, the power units having at least partly same kind of power electronics of switched-mode technology to operate the power units, and structure for cooling the power electronics.
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Citations
18 Claims
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1. A charging device for charging an accumulator of a vehicle from a source of electrical energy, the charging device being configured to be integrated into the vehicle, the charging device comprising:
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two or more power units configured to be connected to available phases of a source of electrical energy, wherein each power unit is configured to maintain a connection to an available phase regardless of a number of the available phases of the source of electrical energy, the power unit connections of each of the two or more power units are configured to be made to a neutral point, and the power units have power electronics of switched-mode technology to operate the power units; and means for cooling said power electronics, an output side of the charging device being configured to be parallel connected. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A vehicle comprising:
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an accumulator; and a charging device for charging an accumulator of the vehicle from a source of electrical energy, the charging device being configured to be integrated into the vehicle, the charging device comprising; two or more power units configured to be connected to available phases of a source of electrical energy, wherein each power unit is configured to maintain a connection to an available phase regardless of a number of the available phases of the source of electrical energy, the power unit connections of each of the two or more power units are configured to be made to a neutral point, and the power units have power electronics of switched-mode technology to operate the power units; and means for cooling said power electronics, an output side of the charging device being parallel connected. - View Dependent Claims (11, 12, 13, 14, 15, 16, 17, 18)
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Specification