Abstract: The present disclosure discloses an onboard power device and a thermal management system, wherein the thermal management system comprises the onboard power device which comprises a power assembly comprising a plurality of electronic components and a shell comprising an inner cavity and a coolant passage that are isolated from each other, wherein the power assembly is disposed in the inner cavity which is filled with insulating heat conductive fluid, the power assembly being immersed in the insulating heat conductive fluid, and wherein a coolant flows through the coolant passage. The present disclosure allows the power assembly to be sufficiently and uniformly cooled by immersing in insulating heat conductive fluid, and by circulating coolant in the coolant passage of the onboard power device.

Abstract: The present application provides a temperature detection system and an on board charger, the system including a heat transfer element and a temperature sensor; the heat transfer element and the temperature sensor are both located on a printed circuit board. The heat transfer element is thermally connected to the temperature sensor, and is also configured to thermally connect to the power device on the printed circuit board. The heat transfer element is configured to transfer a temperature of the power device to the temperature sensor, so that the temperature sensor detects the temperature of the power device. The heat transfer element is an electrically insulating element. The heat transfer element is thermally connected to the power device and temperature sensor.

Abstract: The present disclosure relates to a potting adhesive, including: a component A and a component B, the component A including a first liquid organic adhesive containing dimethyl siloxane, the component B including a second liquid organic adhesive containing methyl hydrogen siloxane and silicone oil, at least one of the component A and the component B further including ceramic particles which are spherical particles with a particle size of 0.1 mm to 3 mm. The present disclosure further relates to a heat dissipation device, including an adhesive potting groove, a transformer provided in the adhesive potting groove, and a filling medium which fills and is consolidated in a gap between the transformer and the adhesive potting groove.

Abstract: An electronic apparatus includes: a circuit board having a first surface, a second surface and an opening, wherein the opening is between the first surface and the second surface; a thermal conductive material at least partially passing through the opening, and in contact with the circuit board; at least an electronic device disposed on the first surface of the circuit board, and in contact with the thermal conductive material; a heat dissipation plate disposed on the second surface of the circuit board; and an insulated thermal conductive sheet disposed between the thermal conductive material and the heat dissipation plate. By virtue of it, product volume can be reduced effectively, and a flow channel is simplified.

Abstract: The present disclosure provides a power module, a power module assembly and an assembling method thereof. The power module assembly includes a housing, a resilient bracket, a circuit board, a power device and a fastening unit. The housing includes a first heat-dissipation surface. The resilient bracket is pre-fastened on the housing. The resilient bracket is located near the first heat-dissipation surface and configured with the first heat-dissipation surface to form an accommodating space. The circuit board is configured to assemble on the housing. The power device is plugged in the circuit board and accommodated in the accommodating space. The fastening unit is pre-fastened on the housing and pressing the resilient bracket. While the resilient bracket pushes against the power device, the power device is attached to the first heat-dissipation surface.

Abstract: A power conversion apparatus is provided, which comprises a housing, a mother board, a first electromagnetic filtering board, a second electromagnetic filtering board, a signal board, a capacitor board, and a heat-dissipation module. The housing includes a heat-dissipation wall and a coolant runner. The mother board is disposed upon the housing and comprises a first surface facing the housing and a power device. The heat-dissipation module includes an thermal conductive insulating sheet adhered to the heat-dissipation wall and an elastic clamp. When the mother board approaches the housing to clamp the power device in the accommodating space between the elastic clamp and the thermal conductive insulating sheet, the power device is pressed against by the elastic clamp and thus adhered to the thermal conductive insulating sheet, so that the power device is thermally coupled to the heat-dissipation wall and the coolant runner via the thermal conductive insulating sheet.

Abstract: The present disclosure provides a power module assembly and an assembling method thereof. The power module assembly includes a housing, a circuit board, at least one resilient set, at least two power devices, and at least one fastening unit. The housing includes at least one heat-dissipation surface. The at least one resilient set is disposed between the housing and the circuit board and includes at least one resilient piece. Each resilient piece includes a base section and two pushing fingers, so as to form an M-word shape or a bird-wings shape. The fastening unit is disposed between the two power devices, connected to the base section of the resilient piece and configured to drive the base section of the resilient piece, so that the two pushing fingers of the resilient piece push against the two power devices respectively and the two power devices are attached to the heat-dissipation surface.

Abstract: A power conversion apparatus is provided, which comprises a housing, a mother board, an electromagnetic filter board, a signal board, and a heat-dissipation module. The housing includes a first heat-dissipation wall and a coolant passage. The mother board is disposed upon the housing, and comprises a first surface facing the housing and a first power device. The heat-dissipation module includes a first insulated heat-conducting sheet adhered to the corresponding first heat-dissipation wall and a first elastic clamp. When the first surface of the mother board approaches the housing to clamp the first power device within the accommodating space, the first power device is pressed against by the first elastic clamp and thus adhered to the first insulated heat-conducting sheet, so that the first power device is thermally coupled to the first heat-dissipation wall and the coolant passage via the first insulated heat-conducting sheet.

Abstract: A power conversion apparatus is provided, which comprises a housing, a mother board, an electromagnetic filter board, a signal board, and a heat-dissipation module. The housing includes a first heat-dissipation wall and a coolant passage. The mother board is disposed upon the housing, and comprises a first surface facing the housing and a first power device. The heat-dissipation module includes a first insulated heat-conducting sheet adhered to the corresponding first heat-dissipation wall and a first elastic clamp. When the first surface of the mother board approaches the housing to clamp the first power device within the accommodating space, the first power device is pressed against by the first elastic clamp and thus adhered to the first insulated heat-conducting sheet, so that the first power device is thermally coupled to the first heat-dissipation wall and the coolant passage via the first insulated heat-conducting sheet.

Abstract: A power conversion apparatus is provided, which comprises a housing, a main board, a first electromagnetic filtering board, a second electromagnetic filtering board, a signal board, a capacitor board, and a heat-dissipation module. The housing includes a heat-dissipation wall and a coolant runner. The main board is disposed upon the housing and comprises a first surface facing the housing and a power device. The heat-dissipation module includes an thermal conductive insulating sheet adhered to the heat-dissipation wall and an elastic clamp. When the main board approaches the housing to clamp the power device in the accommodating space between the elastic clamp and the thermal conductive insulating sheet, the power device is pressed against by the elastic clamp and thus adhered to the thermal conductive insulating sheet, so that the power device is thermally coupled to the heat-dissipation wall and the coolant runner via the thermal conductive insulating sheet.

Abstract: The present disclosure provides a power module assembly and an assembling method thereof. The power module assembly includes a housing, a circuit board, at least one resilient set, at least two power devices, and at least one fastening unit. The housing includes at least one heat-dissipation surface. The at least one resilient set is disposed between the housing and the circuit board and includes at least one resilient piece. Each resilient piece includes a base section and two pushing fingers, so as to form an M-word shape or a bird-wings shape. The fastening unit is disposed between the two power devices, connected to the base section of the resilient piece and configured to drive the base section of the resilient piece, so that the two pushing fingers of the resilient piece push against the two power devices respectively and the two power devices are attached to the heat-dissipation surface.

Abstract: The present disclosure provides a power module, a power module assembly and an assembling method thereof. The power module assembly includes a housing, a resilient bracket, a circuit board, a power device and a fastening unit. The housing includes a first heat-dissipation surface. The resilient bracket is pre-fastened on the housing. The resilient bracket is located near the first heat-dissipation surface and configured with the first heat-dissipation surface to form an accommodating space. The circuit board is configured to assemble on the housing. The power device is plugged in the circuit board and accommodated in the accommodating space. The fastening unit is pre-fastened on the housing and pressing the resilient bracket. While the resilient bracket pushes against the power device, the power device is attached to the first heat-dissipation surface.

Abstract: A battery charging apparatus for an electric vehicle (EV) or a hybrid electric vehicle (HEV) includes a case chassis, a circuit board and at least one electronic component. The case chassis includes a plurality of side plates, a bottom plate and a receptacle. The circuit board is accommodated within the receptacle of the case chassis. The electronic component includes a passive component body with a plurality of conductive wires and a fixing member for accommodating the passive component body. The conductive wires are electrically connected to the circuit board. The fixing member is fixed on at least one of the side plates and the bottom plate of the case chassis.

Abstract: A battery charging apparatus for an electric vehicle (EV) or a hybrid electric vehicle (HEV) includes a case chassis, a circuit board and at least one electronic component. The case chassis includes a plurality of side plates, a bottom plate and a receptacle. The circuit board is accommodated within the receptacle of the case chassis. The electronic component includes a passive component body with a plurality of conductive wires and a fixing member for accommodating the passive component body. The conductive wires are electrically connected to the circuit board. The fixing member is fixed on at least one of the side plates and the bottom plate of the case chassis.

Abstract: In one aspect of the present invention, a cooling system includes a cooling plate having a first surface and an opposite, second surface, a body portion defined between the first surface and the second surface, at least one channel formed in the body portion for a cooling fluid to flow therethrough, an inlet and an outlet in flow communications with the at least one channel for the cooling fluid to enter and exit the at least one channel, respectively. The inlet and the outlet are spatially separated by a distance. The at least one channel defines a flow path of the cooling fluid flowing from the inlet to the outlet through the at least one channel. The flow path has a path length substantially greater than the distance between the inlet and the outlet.