Electric power conversion apparatus
First Claim
1. An electric power conversion apparatus, comprising:
- a channel case in which a cooling water channel is formed;
a double side cooling semiconductor module that comprises an upper and lower arms series circuit of an inverter circuit;
a capacitor module;
a direct current connector; and
an alternate current connector, wherein;
the semiconductor module comprises a first and a second heat dissipation metals whose outer surfaces are heat dissipation surfaces, the upper and lower arms series circuit is disposed between the first heat dissipation metal and the second heat dissipation metal, and the semiconductor module further comprises a direct current positive terminal, a direct current negative terminal, and an alternate current terminal which protrude to outside;
the channel case is provided with the cooling water channel which extends from a cooling water inlet to a cooling water outlet, and a first opening which opens into the cooling water channel through which the semiconductor module is inserted into the cooling water channel;
the channel case is further provided with a second opening through which the capacitor module is placed;
the first opening for the semiconductor module is disposed on both sides of the second opening for the capacitor module; and
the semiconductor module and a plurality of other semiconductor modules are arranged through the first opening provided on the both sides so that a long side of the first heat dissipation metal and the second heat dissipation metal of each of the semiconductor modules is set along a direction along which cooling water flows.
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Accused Products
Abstract
An electric power conversion apparatus includes: a channel case in which a cooling water channel is formed; a double side cooling semiconductor module that comprises an upper and lower arms series circuit of an inverter circuit; a capacitor module; a direct current connector; and an alternate current connector. The semiconductor module comprises a first and a second heat dissipation metals whose outer surfaces are heat dissipation surfaces, the upper and lower arms series circuit is disposed tightly between the first heat dissipation metal and the second heat dissipation metal, and the semiconductor module further comprises a direct current positive terminal, a direct current negative terminal, and an alternate current terminal which protrude to outside. The channel case is provided with the cooling water channel which extends from a cooling water inlet to a cooling water outlet, and a first opening which opens into the cooling water channel.
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Citations
15 Claims
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1. An electric power conversion apparatus, comprising:
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a channel case in which a cooling water channel is formed; a double side cooling semiconductor module that comprises an upper and lower arms series circuit of an inverter circuit; a capacitor module; a direct current connector; and an alternate current connector, wherein; the semiconductor module comprises a first and a second heat dissipation metals whose outer surfaces are heat dissipation surfaces, the upper and lower arms series circuit is disposed between the first heat dissipation metal and the second heat dissipation metal, and the semiconductor module further comprises a direct current positive terminal, a direct current negative terminal, and an alternate current terminal which protrude to outside; the channel case is provided with the cooling water channel which extends from a cooling water inlet to a cooling water outlet, and a first opening which opens into the cooling water channel through which the semiconductor module is inserted into the cooling water channel; the channel case is further provided with a second opening through which the capacitor module is placed; the first opening for the semiconductor module is disposed on both sides of the second opening for the capacitor module; and the semiconductor module and a plurality of other semiconductor modules are arranged through the first opening provided on the both sides so that a long side of the first heat dissipation metal and the second heat dissipation metal of each of the semiconductor modules is set along a direction along which cooling water flows. - View Dependent Claims (6, 7, 8, 9, 10, 11, 13, 14, 15)
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2. An electric power conversion apparatus, comprising:
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a channel case in which a cooling water channel is formed; a double side cooling semiconductor module that comprises an upper and lower arms series circuit of an inverter circuit; a capacitor module; a direct current connector; and an alternate current connector, wherein; the semiconductor module comprises a first and a second heat dissipation metals whose outer surfaces are heat dissipation surfaces, the upper and lower arms series circuit is disposed between the first heat dissipation metal and the second heat dissipation metal, and the semiconductor modulefurther comprises a direct current positive terminal, a direct current negative terminal, and an alternate current terminal which protrude to outside; the channel case is provided with the cooling water channel which extends from a cooling water inlet to a cooling water outlet, and a first opening which opens into the cooling water channel through which the semiconductor module is inserted into the cooling water channel; the channel case is further provided with a second opening through which the capacitor module is placed; the first opening for the semiconductor module is disposed on both sides of the second opening for the capacitor module; and a driver board, on which a drive element for driving the inverter circuit constituted with the upper and lower arms series circuit is mounted, is provided on an upper surface of the capacitor module and a control board, on which a control element for controlling the inverter circuit is mounted, is provided on the driver board. - View Dependent Claims (12)
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3. An electric power conversion apparatus, comprising:
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a channel case in which a cooling water channel is formed; a double side cooling semiconductor module that comprises an upper and lower arms series circuit of an inverter circuit; a capacitor module; a direct current connector; and an alternate current connector, wherein; the semiconductor module comprises a first and a second heat dissipation metals whose outer surfaces are heat dissipation surfaces, the upper and lower arms series circuit is disposed between the first heat dissipation metal and the second heat dissipation metal, and the semiconductor module further comprises a direct current positive terminal, a direct current negative terminal, and an alternate current terminal which protrude to outside; the channel case is provided with the cooling water channel which extends from a cooling water inlet to a cooling water outlet, and a first opening which opens into the cooling water channel through which the semiconductor module is inserted into the cooling water channel; the channel case is further provided with a second opening through which the capacitor module is placed; the first opening for the semiconductor module is disposed on both sides of the second opening for the capacitor module; and each of the first heat dissipation metal and the second heat dissipation metal of the semiconductor module comprises, in its outer surface, a fin-shaped part with recesses through which the cooling water flows, and the semiconductor module is inserted through the first opening.
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4. An electric power conversion apparatus, comprising:
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a channel case in which a cooling water channel is formed; a double side cooling semiconductor module that comprises an upper and lower arms series circuit of an inverter circuit; a capacitor module; a direct current connector; and an alternate current connector, wherein; the semiconductor module comprises a first and a second heat dissipation metals whose outer surfaces are heat dissipation surfaces, the upper and lower arms series circuit is disposed between the first heat dissipation metal and the second heat dissipation metal, and the semiconductor module further comprises a direct current positive terminal, a direct current negative terminal, and an alternate current terminal which protrude to outside; the channel case is provided with the cooling water channel which extends from a cooling water inlet to a cooling water outlet, and a first opening which opens into the cooling water channel through which the semiconductor module is inserted into the cooling water channel; the channel case is further provided with a second opening through which the capacitor module is placed; the first opening for the semiconductor module is disposed on both sides of the second opening for the capacitor module; and a positive terminal and a negative terminal of the capacitor module are connected to the direct current positive terminal and the direct current negative terminal of the semiconductor module, respectively, through a connecting member of the capacitor module. - View Dependent Claims (5)
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Specification