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. 23, 2025

Filed:

Jan. 30, 2023
Applicant:

Mitsubishi Heavy Industries, Ltd., Tokyo, JP;

Inventors:

Toshimitsu Tanaka, Tokyo, JP;

Ryo Takata, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01K 25/10 (2006.01); A62C 3/16 (2006.01); A62C 35/60 (2006.01); A62C 35/64 (2006.01); F01K 9/00 (2006.01); F01K 25/08 (2006.01);
U.S. Cl.
CPC ...
F01K 25/10 (2013.01); A62C 35/60 (2013.01); A62C 35/64 (2013.01); F01K 9/003 (2013.01); F01K 25/08 (2013.01); A62C 3/16 (2013.01);
Abstract

An ORC configured to circulate a fire extinguishing agent and at least one fire extinguishing agent supply line. The ORC cycle includes a condenser provided on the ORC cycle and configured to liquefy a gaseous fire extinguishing agent that is the fire extinguishing agent in a gas state, a booster pump provided on a downstream side of the condenser on the ORC cycle and configured to pressurize a liquid fire extinguishing agent obtained by liquefying the gaseous fire extinguishing agent in the condenser, a vaporizer provided on a downstream side of the booster pump on the ORC cycle and configured to vaporize the liquid fire extinguishing agent, and an expansion turbine provided on a downstream side of the vaporizer and on an upstream side of the condenser on the ORC cycle and configured to be driven by a gaseous fire extinguishing agent obtained by vaporizing the liquid fire extinguishing agent.


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