Electronics cabinet and rack cooling system and method
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
F25D-031/00
F28D-015/02
F28F-001/32
H05K-007/20
출원번호
US-0772606
(2013-02-21)
등록번호
US-10209003
(2019-02-19)
발명자
/ 주소
Bilski, W. John
출원인 / 주소
Thermal Corp.
대리인 / 주소
Michael, Best & Friedrich LLP
인용정보
피인용 횟수 :
0인용 특허 :
68
초록▼
A thermal management system for a electronics cabinets having an electronics heat source therein. The thermal management system includes a first passive thermal device having an evaporator portion and a condenser portion. The thermal management system can also include a heat sink in contact with air
A thermal management system for a electronics cabinets having an electronics heat source therein. The thermal management system includes a first passive thermal device having an evaporator portion and a condenser portion. The thermal management system can also include a heat sink in contact with air inside the cabinet and in thermal contact with the evaporator portion of the first passive thermal device, wherein the heat sink is contained within the sealed cabinet. The condenser portion of the first passive thermal device can be in contact with a liquid to liquid heat exchanger.
대표청구항▼
1. A thermal management system for an electronics cabinet having an electronics heat source within the cabinet, the thermal management system comprising: a first passive thermal device within the electronics cabinet having an evaporator portion, a condenser portion, and a working fluid contained wit
1. A thermal management system for an electronics cabinet having an electronics heat source within the cabinet, the thermal management system comprising: a first passive thermal device within the electronics cabinet having an evaporator portion, a condenser portion, and a working fluid contained within the first passive thermal device, wherein the evaporator portion is not in direct contact with any electronics heat source and the cabinet is sealed to prevent ingress of air into the cabinet from an outside environment and discharge of air from within the cabinet to the outside environment; anda heat sink in contact with air inside the cabinet and in thermal contact with the evaporator portion of the first passive thermal device, the heat sink being contained within the sealed cabinet and positioned to passively capture heat generated by the electronics heat source from the air inside the sealed cabinet, where the heat sink is directly thermally coupled to the evaporator portion of the first passive thermal device to transfer the captured heat generated by the electronics heat source to the evaporator portion of the first passive thermal device, and the evaporator portion of the first thermal device is thermally coupled to the condenser portion of the first passive thermal device to transfer the captured heat generated by the electronics heat source to the condenser portion of the first passive thermal device,wherein the condenser portion of the first passive thermal device is in thermal contact with a liquid to liquid heat exchanger to transfer the captured heat generated by the electronics heat source to the liquid to liquid heat exchanger. 2. The thermal management system of claim 1, wherein the heat sink comprises a plurality of fins. 3. The thermal management system of claim 2, wherein the fins are vertically oriented. 4. The thermal management system of claim 1, wherein the first passive thermal device is a thermosyphon. 5. The thermal management system of claim 1, wherein the liquid to liquid heat exchanger is a chilled liquid loop. 6. The thermal management system of claim 1, wherein the heat sink is disposed in an upper portion of the sealed cabinet. 7. The thermal management system of claim 1, further comprising a card shell directly coupled to the electronics heat source, wherein the card shell includes a second passive thermal device having an evaporator portion, a condenser portion, and a second working fluid contained within the second passive thermal device, the evaporator portion of the second passive thermal device being directly coupled to at least a portion of the electronics heat source, and wherein the condenser portion of the second passive thermal device is thermally coupled to the liquid to liquid heat exchanger. 8. The thermal management system of claim 7, wherein the second passive thermal device is a thermosyphon. 9. A thermal management system for an electronics cabinet having an electronics heat source within the cabinet, the thermal management system comprising: a thermal bus at least partially contained within a cabinet; anda heat sink disposed within the cabinet and in contact with air inside the cabinet, wherein the heat sink is positioned to passively capture heat generated by the electronics heat source from the air inside the cabinet, a first passive thermal device within the electronics cabinet and that is thermally coupled to the heat sink, the first passive thermal device having an evaporator portion that is not in direct contact with any electronics heat source, a condenser portion, and a working fluid contained within the first passive thermal device, wherein the evaporator portion is directly thermally coupled to the heat sink for transfer of the captured heat generated by the electronics heat source from the heat sink to the evaporator portion of the first passive thermal device and the condenser portion is configured and thermally coupled to the thermal bus to transfer heat received from the evaporator portion out of the cabinet through the transfer of heat to the thermal bus,wherein the heat sink is not in direct contact with the electronics heat source. 10. The thermal management system of claim 9, wherein the condenser portion of the first passive thermal device is directly coupled to the thermal bus at a first thermal bus junction. 11. The thermal management system of claim 10, further comprising a card shell directly coupled to the electronics heat source, wherein the card shell includes a second passive thermal device directly coupled to at least a portion of the electronics heat source, and wherein the second passive thermal device of the card shell is thermally coupled to the thermal bus at a second thermal bus junction. 12. The thermal management system of claim 11, wherein the second passive thermal device comprises a heat pipe. 13. The thermal management system of claim 11, wherein the second passive thermal device comprises a thermosyphon. 14. The thermal management system of claim 10, wherein the first thermal bus junction is disposed entirely inside the cabinet. 15. The thermal management system of claim 9, wherein the thermal bus comprises a thermosyphon. 16. The thermal management system of claim 9, wherein the thermal bus comprises a chilled liquid loop. 17. The thermal management system of claim 9, wherein the heat sink comprises a plurality of fins. 18. The thermal management system of claim 17, wherein the fins are vertically oriented. 19. A thermal management system for an electronics cabinet sealed to prevent ingress of air into the cabinet from an outside environment and discharge of air from within the cabinet to the outside environment, an electronics heat source disposed within the cabinet, the thermal management system comprising: a first passive thermal device having an evaporator portion, a condenser portion, and a working fluid contained within the first passive thermal device; anda heat sink in contact with air inside the cabinet and in thermal contact with the evaporator portion of the first passive thermal device, the heat sink being contained within the sealed cabinet and positioned to passively capture heat generated by the electronics heat source from the air inside the cabinet, wherein the heat sink is directly thermally coupled to the evaporator portion of the first passive thermal device to transfer the heat generated by the electronics heat source to the working fluid in the evaporator portion of the first passive thermal device,wherein the condenser portion of the first passive thermal device is contained entirely within the sealed cabinet and in thermal contact with a liquid to liquid heat exchanger. 20. The thermal management system of claim 19, further comprising a card shell directly coupled to the heat source, wherein the card shell includes a second passive thermal device having an evaporator portion, a condenser portion, and a second working fluid contained within the second passive thermal device, the second passive thermal device being directly coupled to at least a portion of the electronics heat source, and wherein the condenser portion of the second passive thermal device is thermally coupled to the liquid to liquid heat exchanger. 21. A thermal management system for an electronics cabinet sealed to prevent ingress of air into the cabinet from an outside environment and discharge of air from within the cabinet to the outside environment and having an electronics heat source within the cabinet, the thermal management system comprising: a thermal bus at least partially contained within the sealed cabinet; anda heat sink disposed within the sealed cabinet and configured to interact with and contact air inside the cabinet heated by the electronics heat source, the heat sink having a first passive thermal device thermally coupled thereto, the first passive thermal device having an evaporator portion, a condenser portion contained within the sealed cabinet, and a working fluid contained within the first passive thermal device, wherein the heat sink is positioned within the electronics cabinet to passively capture heat generated by the electronics heat source from the air inside the cabinet, the evaporator portion is directly thermally coupled to the heat sink for the transfer of heat from the heat sink to the evaporator portion of the first passive thermal device, and the condenser portion is thermally coupled to the evaporator portion and the thermal bus, wherein the thermal bus is configured to transfer heat out of the cabinet,wherein the heat sink is not in direct contact with any electronics heat source. 22. The thermal management system of claim 21, further comprising a card shell directly coupled to the heat source, wherein the card shell includes a second passive thermal device having an evaporator portion, a condenser portion, and a second working fluid contained within the second passive thermal device, the second passive thermal device being directly coupled to at least a portion of the electronics heat source, and wherein the condenser portion of the second passive thermal device is thermally coupled to the liquid to liquid heat exchanger.
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이 특허에 인용된 특허 (68)
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