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:
Nov. 12, 2019

Filed:

Sep. 21, 2017
Applicant:

Carrier Corporation, Jupiter, FL (US);

Inventors:

Jun Pyo Lee, Zionsville, IN (US);

Sathish R. Das, Indianapolis, IN (US);

Everett Lumpkin, Galveston, IN (US);

Mathew Gervais, Fort Wayne, IN (US);

Assignee:

CARRIER CORPORATION, Palm Beach Gardens, FL (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25B 49/02 (2006.01);
U.S. Cl.
CPC ...
F25B 49/022 (2013.01); F25B 49/025 (2013.01); F25B 2500/07 (2013.01); F25B 2500/08 (2013.01); F25B 2500/16 (2013.01); F25B 2600/0253 (2013.01); F25B 2700/171 (2013.01); F25B 2700/193 (2013.01); F25B 2700/1933 (2013.01); F25B 2700/2106 (2013.01); Y02B 30/741 (2013.01);
Abstract

A method of operating an air conditioning system including: operating a refrigerant compression device at a demand speed to circulate refrigerant through a refrigeration circuit; monitoring, using a temperature sensor, a temperature of external ambient air; monitoring, using a pressure sensor, a pressure of the refrigerant within the refrigerant circuit; detecting, using a controller, when the temperature of external ambient air is greater than a selected temperature; detecting, using the controller, when the pressure of the refrigerant is greater than a selected pressure; and reducing the speed of the refrigerant compression device to a selected speed for a first duration of time when the temperature of external ambient air is greater than the selected temperature and the pressure of the refrigerant is greater than the selected pressure.


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