The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Aug. 09, 2016

Filed:

Oct. 25, 2013
Applicant:

International Business Machines Corporation, Armonk, NY (US);

Inventors:

Levi A. Campbell, Poughkeepsie, NY (US);

Richard C. Chu, Hopewell Junction, NY (US);

Michael J. Ellsworth, Jr., Lagrangeville, NY (US);

Madhusudan K. Iyengar, Foster, CA (US);

Robert E. Simons, Poughkeepsie, NY (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05K 7/20 (2006.01); F28D 1/047 (2006.01); F28F 1/12 (2006.01); F28F 1/32 (2006.01); F28F 17/00 (2006.01); F28D 1/053 (2006.01); F28D 21/00 (2006.01);
U.S. Cl.
CPC ...
H05K 7/202 (2013.01); F28D 1/0471 (2013.01); F28D 1/0475 (2013.01); F28F 1/126 (2013.01); F28F 1/32 (2013.01); F28F 17/005 (2013.01); H05K 7/20218 (2013.01); H05K 7/20318 (2013.01); H05K 7/20572 (2013.01); H05K 7/20609 (2013.01); H05K 7/20627 (2013.01); H05K 7/20645 (2013.01); H05K 7/20736 (2013.01); H05K 7/20754 (2013.01); H05K 7/20763 (2013.01); H05K 7/20781 (2013.01); H05K 7/20836 (2013.01); F28D 1/05366 (2013.01); F28D 2021/0038 (2013.01);
Abstract

Dehumidifying cooling apparatus and method are provided for an electronics rack. The apparatus includes an air-to-liquid heat exchanger disposed at an air inlet or outlet side of the rack, wherein air flows through the rack from the air inlet to the air outlet side. The heat exchanger is positioned for air passing through the electronics rack to pass across the heat exchanger, and is in fluid communication with a coolant loop for passing coolant therethrough at a temperature below a dew point temperature of the air passing across the heat exchanger so that air passing across the heat exchanger is dehumidified and cooled. A condensate collector, disposed below the heat exchanger, collects liquid condensate from the dehumidifying of air passing through the electronics rack, wherein the heat exchanger includes a plurality of sloped surfaces configured to facilitate drainage of liquid condensate from the heat exchanger to the condensate collector.


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