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. 09, 2024

Filed:

Aug. 31, 2020
Applicant:

Johnson Controls Technology Company, Auburn Hills, MI (US);

Inventors:

Norman J. Blanton, Norman, OK (US);

Stephen C. Wilson, Oklahoma City, OK (US);

Stephen B. Pickle, Norman, OK (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F24F 1/0007 (2019.01); F25B 5/02 (2006.01); F25B 47/02 (2006.01); F24F 3/044 (2006.01); F24F 11/30 (2018.01); F24F 11/63 (2018.01); F24F 11/77 (2018.01); F24F 11/84 (2018.01); F25B 41/20 (2021.01); F24F 11/871 (2018.01); F24F 11/86 (2018.01); F25B 7/00 (2006.01); F25D 17/06 (2006.01); F24F 3/153 (2006.01); F24F 13/20 (2006.01); F24F 110/10 (2018.01); F24F 110/20 (2018.01); F24F 140/12 (2018.01); F24F 11/64 (2018.01); F24F 11/65 (2018.01); F24F 11/61 (2018.01);
U.S. Cl.
CPC ...
F24F 1/00075 (2019.02); F24F 1/00077 (2019.02); F24F 3/044 (2013.01); F24F 3/153 (2013.01); F24F 11/30 (2018.01); F24F 11/63 (2018.01); F24F 11/77 (2018.01); F24F 11/84 (2018.01); F24F 11/86 (2018.01); F24F 11/871 (2018.01); F24F 13/20 (2013.01); F25B 5/02 (2013.01); F25B 7/00 (2013.01); F25B 41/20 (2021.01); F25B 47/022 (2013.01); F25D 17/06 (2013.01); F24F 11/61 (2018.01); F24F 11/64 (2018.01); F24F 11/65 (2018.01); F24F 2110/10 (2018.01); F24F 2110/20 (2018.01); F24F 2140/12 (2018.01); F24F 2221/183 (2013.01); F24F 2221/54 (2013.01); F25B 2600/0271 (2013.01); F25B 2600/111 (2013.01); Y02B 30/70 (2013.01);
Abstract

An HVAC system includes a single compressor, a pair of condensers, a reheat heat exchanger, an evaporator, and an expansion device. Within the system, the refrigerant exiting the compressor is separated into two portions. In the cooling mode, the first and second portions of the refrigerant are directed from the compressor through the two condensers in parallel. In the reheat mode, the first portion of the refrigerant is directed through the first condenser, while the second portion of the refrigerant is directed through the reheat heat exchanger. The system also may include a head pressure control device that is designed to maintain the compressor discharge pressure within a desired range by adjusting the condenser fan speed.


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