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. 15, 2025

Filed:

Mar. 18, 2022
Applicants:

Rolls-royce Corporation, Indianapolis, IN (US);

Rolls-royce North American Technologies Inc., Indianapolis, IN (US);

Inventors:

Brian Thomas Spangler, Avon, IN (US);

Douglas J. Snyder, Carmel, IN (US);

Assignees:

Rolls-Royce Corporation, Indianapolis, IN (US);

Rolls-Royce North American Technologies Inc., Indianapolis, IN (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25B 25/00 (2006.01); F25B 7/00 (2006.01); F25B 9/00 (2006.01);
U.S. Cl.
CPC ...
F25B 25/00 (2013.01); F25B 7/00 (2013.01); F25B 9/008 (2013.01); F25B 2309/061 (2013.01);
Abstract

A cooling system is provided including a two-phase pump loop and a vapor compression system. The two-phase pump loop cools a thermal load with a first coolant. The vapor compression system is configured to circulate a second coolant. The vapor compression system includes a liquid vapor separator which separates the second coolant into a liquid portion and a gaseous portion. The liquid vapor separator is a thermal energy storage for the two-phase pump loop. A condenser of the two-phase pump loop transfers heat from the first coolant to the liquid portion of the second coolant in the liquid-vapor separator.


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