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. 06, 2019

Filed:

Feb. 17, 2017
Applicant:

Trane International Inc., Davidson, NC (US);

Inventors:

Samuel J. Vanden Hogen, La Crosse, WI (US);

George M. Singh, La Crosse, WI (US);

William B. Fox, Onalaska, WI (US);

Assignee:

TRANE INTERNATIONAL INC., Davidson, NC (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25B 39/04 (2006.01); F25B 39/00 (2006.01); F25B 40/02 (2006.01); F25B 41/06 (2006.01); F25B 45/00 (2006.01);
U.S. Cl.
CPC ...
F25B 39/00 (2013.01); F25B 39/04 (2013.01); F25B 40/02 (2013.01); F25B 41/06 (2013.01); F25B 45/00 (2013.01); F25B 2339/044 (2013.01); F25B 2500/09 (2013.01);
Abstract

A refrigeration unit and methods of operating a refrigeration unit for an HVACR system are disclosed. The refrigeration unit includes a refrigerant circuit, including a compressor, a condenser, an expansion device, and an evaporator fluidly connected. The condenser includes a condenser portion and a subcooler portion. A single receiver tank is fluidly connected to an output of the condenser portion and an input of the subcooler portion. A restrictor is fluidly connected to the receiver tank. The restrictor can induce a pressure drop in a working fluid flowing from the subcooler portion.


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