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. 27, 2019

Filed:

Jun. 02, 2017
Applicant:

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

Inventors:

Wally Karrat, Danbury, CT (US);

Lin Heng Lee, Singapore, SG;

Daniel Pare, Quebec, CA;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H05K 7/20 (2006.01); G06F 1/20 (2006.01); G05B 19/048 (2006.01); G05B 15/02 (2006.01);
U.S. Cl.
CPC ...
H05K 7/20836 (2013.01); G05B 15/02 (2013.01); G05B 19/048 (2013.01); G06F 1/206 (2013.01); H05K 7/20745 (2013.01);
Abstract

Approaches presented herein enable cooling a data center with a cooling system having a relatively high coolant temperature. This cooling system is controlled by a building management system and includes piping through which coolant flows, an air cooling unit in thermal contact with the coolant, and a chiller to cool the coolant to a temperature between 18 and 22 degrees Celsius as instructed by the building management system. The building management system uses a chiller controller to vary the chilling of coolant within a range of 18-22 degrees Celsius, thereby controlling the air temperature within the data center to within a required temperature range. Because the building management system maintains the coolant temperature to 18-22 degrees Celsius, the cooling system can be simplified by excluding typical cooling system components such as variable flow control valves and their controllers. This simplification decreases the need for maintenance and reduces operating cost.


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