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:
Sep. 03, 2024

Filed:

Mar. 08, 2022
Applicant:

Taiyo Nippon Sanso Corporation, Tokyo, JP;

Inventors:

Shinsuke Ozaki, Tokyo, JP;

Hirokazu Hirai, Tokyo, JP;

Masaki Ishii, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25B 9/14 (2006.01);
U.S. Cl.
CPC ...
F25B 9/14 (2013.01);
Abstract

A turbo-Brayton refrigeration machine () includes a first circulation path (L) in which a first refrigerant circulates, a second circulation path (L) in which a second refrigerant which is a cooling target circulates, a subcooler () disposed over the first circulation path (L) and the second circulation path (L) and configured to have a single heat-exchanging unit, and an expansion turbine () positioned on a primary side of the subcooler () in the first circulation path (L), in which the pressure ratio of the expansion turbine () is the pressure ratio at which the outlet temperature of the expansion turbine () is higher than a freezing point of the second refrigerant.


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