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公开(公告)号:US20220192050A1
公开(公告)日:2022-06-16
申请号:US17551736
申请日:2021-12-15
申请人: ABB Schweiz AG
发明人: Bruno Agostini , Daniele Torresin , Andrey Petrov
摘要: The disclosure relates to a vapor chamber for cooling an electronic component. The vapor chamber includes a bottom cover for receiving waste heat from the electronic component, a top cover, wherein the bottom cover and the top cover are formed such that a vapor cavity for accommodating a liquid is formed between the bottom cover and the top cover, a crate element for providing mechanical strength to the vapor chamber, wherein the crate element has at least one compartment, which is formed by at least three side panels being connected to each other and extending from the bottom cover to the top cover, and a top recess facing the top cover and a bottom recess facing the bottom cover, and at least one porous pillar for transferring the liquid from the top cover to the bottom cover.
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公开(公告)号:US20210095931A1
公开(公告)日:2021-04-01
申请号:US17032025
申请日:2020-09-25
申请人: ABB Schweiz AG
摘要: The invention relates to a vapor chamber (10), comprising a sealed casing (12) which comprises two main walls, wherein a first main wall is an evaporator wall (14) and a second main wall is a condenser wall (16), wherein the two main walls are connected by side connections (18, 20) to form a sealed volume (21) inside the two main walls and the side connections (18, 20), wherein a plurality of pillars (22) is provided in the sealed volume (21) such, that the pillars (22) connect the evaporator wall (14) and the condenser wall (16), wherein the pillars (22) have a first contact area (24) to the evaporator wall (14) and a second contact area (26) to the condenser wall (16), and wherein the pillars (22) further comprise an intermediate cross section area (28) being arranged between the first contact area (24) and the second contact area (26), wherein the extension of the intermediate cross section area (28) is smaller compared to the extension of both of the first contact area (24) and the second contact area (26).
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公开(公告)号:US20180368292A1
公开(公告)日:2018-12-20
申请号:US16113341
申请日:2018-08-27
申请人: ABB Schweiz AG
IPC分类号: H05K7/20 , F28F27/02 , H01L23/427
CPC分类号: H05K7/20936 , F28F27/02 , H01L23/427 , H05K7/20309 , H05K7/20318 , H05K7/20327 , H05K7/20354 , H05K7/20381
摘要: A heat exchanger assembly (1) is disclosed. The heat exchanger assembly comprises at least one passive cooling circuit (100), the passive cooling circuit comprising an evaporator (110) connectable to a device (50) to be cooled for conducting heat from the device (50) to be cooled to the cooling fluid within the evaporator (110), thereby evaporating the cooling fluid, and a condenser (120) interconnected with the evaporator (110) for receiving the evaporated cooling fluid from the evaporator (110), releasing heat from the cooling fluid to an environment of the condenser (120), thereby condensing the cooling fluid, and for returning the condensed cooling fluid to the evaporator; and an active partial circuit (200) comprising a compressor (250) and an auxiliary condenser (220), the active partial circuit (200) being activatable and deactivatable and being connected to the passive cooling circuit for receiving, in an activated state of the active partial circuit (200), the cooling fluid from the evaporator (110), for compressing the received cooling fluid by the compressor (250), for releasing heat, by the auxiliary condenser (220), from the compressed cooling fluid to an environment of the auxiliary condenser (220), and for returning the condensed cooling fluid to the evaporator (110). Furthermore, the passive cooling circuit (100) is a base-to-air type thermosiphon or an air-to-air type thermosiphon.
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公开(公告)号:US10077947B2
公开(公告)日:2018-09-18
申请号:US15272137
申请日:2016-09-21
申请人: ABB Schweiz AG
IPC分类号: F28D15/00 , F28D15/04 , F28D15/02 , F28F3/02 , F28F13/10 , H01L23/427 , H01L23/467 , F28D21/00
CPC分类号: F28D15/046 , F28D15/0233 , F28D15/0266 , F28D15/0275 , F28D15/0283 , F28D15/04 , F28D2021/0029 , F28F3/02 , F28F3/025 , F28F13/10 , F28F2215/06 , H01L23/427 , H01L23/467
摘要: A cooling assembly comprising a plurality of fin elements stacked in a stack direction, a plurality of coolant channels each located between adjacent fin elements and extending in a coolant channel direction perpendicular to the stack direction, a first heat transfer surface adapted to be in contact with a heat generating element, and a second heat transfer surface spaced apart from the first heat transfer surface, the plurality of fin elements and the plurality of coolant channels being located between the first heat transfer surface and the second heat transfer surface. Each of the fin elements comprises a pulsating heat pipe embedded therein, a main pulsating direction of each of the pulsating heat pipes being substantially parallel to a normal of the first heat transfer surface.
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公开(公告)号:US20220260322A1
公开(公告)日:2022-08-18
申请号:US17665798
申请日:2022-02-07
申请人: ABB Schweiz AG
发明人: Bruno Agostini , Daniele Torresin , Andrey Petrov
摘要: Disclosed herein is a blank for a heat-transfer device that includes a vapor chamber enclosed by a body of the heat-transfer device, and a charging tube connected to the vapor chamber, wherein a part of the charging tube protruding from the body has at least one unsealed sealing zone with an oblong flow area, where a width of the charging tube exceeds a height of the charging tube.
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公开(公告)号:US20210125894A1
公开(公告)日:2021-04-29
申请号:US17084009
申请日:2020-10-29
申请人: ABB Schweiz AG
IPC分类号: H01L23/373 , H01L23/473 , H01L21/48
摘要: The invention relates to a two-phase heat transfer device for dissipating heat from a heat source, for instance a power semiconductor module, by a heat transfer medium, wherein the two-phase heat transfer device includes a main body, wherein the main body is formed by a body material and includes a multi-dimensional void network, wherein the multi-dimensional void network includes voids and is adapted for containing the heat transfer medium, wherein the multi-dimensional void network is adapted such that a flow of the heat transfer medium along a path through the main body is based on a variation in capillary action exerted by the multi-dimensional void network on the heat transfer medium along the path. Further the invention relates to a power semiconductor module comprising the above two-phase heat transfer device for heat dissipation and to a method for producing the above two-phase heat transfer device.
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公开(公告)号:US10517195B2
公开(公告)日:2019-12-24
申请号:US16113341
申请日:2018-08-27
申请人: ABB Schweiz AG
IPC分类号: H05K7/20 , H01L23/427 , F28F27/02
摘要: A heat exchanger assembly is disclosed. The heat exchanger assembly comprises at least one passive cooling circuit, the passive cooling circuit including an evaporator connectable to a device to be cooled for conducting heat from the device to be cooled to the cooling fluid within the evaporator, thereby evaporating the cooling fluid, and a condenser interconnected with the evaporator for receiving the evaporated cooling fluid from the evaporator, releasing heat from the cooling fluid to an environment of the condenser, thereby condensing the cooling fluid, and for returning the condensed cooling fluid to the evaporator; and an active partial circuit comprising a compressor and an auxiliary condenser, the active partial circuit being activatable and deactivatable and being connected to the passive cooling circuit for receiving, in an activated state of the active partial circuit, the cooling fluid from the evaporator, for compressing the received cooling fluid by the compressor, for releasing heat, by the auxiliary condenser, from the compressed cooling fluid to an environment of the auxiliary condenser, and for returning the condensed cooling fluid to the evaporator. Furthermore, the passive cooling circuit is a base-to-air type thermosiphon or an air-to-air type thermosiphon.
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公开(公告)号:US10096538B2
公开(公告)日:2018-10-09
申请号:US15485676
申请日:2017-04-12
申请人: ABB Schweiz AG
IPC分类号: H01L23/427 , H01L29/16 , H01L29/739 , H01L29/78 , H05K7/20 , F25B25/00 , H01L23/473 , H01L29/20 , H01L29/32 , H01L29/22
摘要: A power device comprises at least one power semiconductor module comprising a wide bandgap semiconductor element; and a cooling system for actively cooling the wide bandgap semiconductor element with a cooling medium, wherein the cooling system comprises a refrigeration device for lowering a temperature of the cooling medium below an ambient temperature of the power device; wherein the cooling system is adapted for lowering the temperature of the cooling medium in such a way that a temperature of the wide bandgap semiconductor element is below 100° C.
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公开(公告)号:US10080315B2
公开(公告)日:2018-09-18
申请号:US15275428
申请日:2016-09-25
申请人: ABB Schweiz AG
CPC分类号: H05K7/20936 , F28D15/025 , F28D15/0266 , F28D15/0275 , F28F9/0278 , F28F13/10 , H05K7/209
摘要: A cooling device for cooling at least two power electronic devices by a working fluid. The cooling device has a heat receiver portion of the Pulsating Heat Pipe circuit system and a pair of thermo-conducting walls provided on mutually opposite sides of the heat receiver arrangement and sandwiching the heat receiver portion between them. These walls are adapted for being thermally connected to a respective one of the power electronic devices. The cooling device further has a heat dissipator arrangement with a heat dissipator portion of the Pulsating Heat Pipe circuit system and a plurality of fins thermally coupled to the heat dissipator portion for transferring heat from the heat dissipator portion to an external cooling fluid for cooling the working fluid in the heat dissipator portion. The Pulsating Heat Pipe circuit system connects the heat receiver portion with the heat dissipator portion for transferring heat from the heat receiver portion to the heat dissipator portion by the Pulsating Heat Pipe action of the working fluid.
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公开(公告)号:US20220196337A1
公开(公告)日:2022-06-23
申请号:US17557485
申请日:2021-12-21
申请人: ABB Schweiz AG
发明人: Daniele Torresin , Bruno Agostini , Andrey Petrov
IPC分类号: F28D15/04
摘要: A heat dissipation device is provided herein. The heat dissipation device includes an evaporator chamber at least partially filled with a working fluid to be evaporated when being heated by a heat source; at least one condenser chamber for receiving evaporated working fluid and for condensing the evaporated working fluid, wherein the condenser chamber is interconnected with the evaporator chamber in a fluid conductive manner; and at least one air fin element interconnected between the condenser chamber and one of a further condenser chamber and a side wall of the heat dissipation device; wherein the air fin element has a triply periodic surface providing air fins.
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