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:
Jan. 26, 2021

Filed:

May. 11, 2017
Applicant:

Stone Mountain Technologies, Inc., Johnson City, TN (US);

Inventors:

Michael A. Garrabrant, Unicoi, TN (US);

Roger E. Stout, Unicoi, TN (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25B 49/04 (2006.01); F25B 15/04 (2006.01);
U.S. Cl.
CPC ...
F25B 49/043 (2013.01); F25B 15/04 (2013.01); F25B 2315/002 (2013.01); F25B 2339/047 (2013.01); F25B 2400/0403 (2013.01); F25B 2500/08 (2013.01); F25B 2500/26 (2013.01); F25B 2600/2501 (2013.01); F25B 2600/2519 (2013.01); F25B 2700/2116 (2013.01); Y02A 30/27 (2018.01); Y02B 30/62 (2013.01);
Abstract

A method operates an absorption heat pump system, specifically the flow of hydronic cooling fluid through the condenser during system start-ups, or when the cooling fluid temperature is low. To minimize the time for an absorption heat pump to reach full cooling or heating capacity, it is desirable for the high side pressure to increase as fast as possible, and the low side pressure to decrease as fast as possible. Since the high side pressure is a function of the temperature of the refrigerant exiting the condenser, if the condenser cooling fluid temperature is low, the corresponding high side pressure will be low, which may not permit adequate working fluid flow rates from the high pressure side of the system to the low pressure side.


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