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:
Jul. 26, 2022

Filed:

Jul. 10, 2020
Applicant:

Energy Recovery, Inc., San Leandro, CA (US);

Inventors:

Azam Mihir Thatte, Kensington, CA (US);

Matthew Joseph Pattom, Fremont, CA (US);

Assignee:

Energy Recovery, Inc., San Leandro, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F25B 9/00 (2006.01); F25B 31/02 (2006.01); F25B 39/00 (2006.01); F25B 13/00 (2006.01); F25B 41/22 (2021.01); F25B 41/31 (2021.01);
U.S. Cl.
CPC ...
F25B 9/008 (2013.01); F25B 13/00 (2013.01); F25B 31/026 (2013.01); F25B 39/00 (2013.01); F25B 41/22 (2021.01); F25B 41/31 (2021.01); F25B 2313/02732 (2013.01);
Abstract

A refrigeration system includes a rotary pressure exchanger fluidly coupled to a low pressure loop and a high pressure loop. The rotary pressure exchanger replaces a traditional bulk flow compressor. The rotary pressure exchanger is configured to receive the refrigerant at high pressure from the high pressure loop, to receive the refrigerant at low pressure from the low pressure loop, and to exchange pressure between the refrigerant at high pressure and the refrigerant at low pressure, and wherein a first exiting stream from the rotary pressure exchanger includes the refrigerant at high pressure in the supercritical state or the subcritical state and a second exiting stream from the rotary pressure exchanger includes the refrigerant at low pressure in the liquid state or the two-phase mixture of liquid and vapor.


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