公开(公告)号：US20250093078A1

公开(公告)日：2025-03-20

申请号：US18826203

申请日：2024-09-06

Applicant: HONDA MOTOR CO., LTD.

Inventor： Tsuneo ENDO ,  Yuta KUROSAWA ,  Haruki CHO ,  Shun MIYABAYASHI

IPC: F25B9/14 ,  B33Y80/00 ,  F02G1/043

Abstract: A heat exchanger for a Stirling machine that includes an expansion chamber and a compression chamber, the heat exchanger including: a heater; a regenerator; and a cooler, in which the heater includes a first flow channel communicating with the expansion chamber and the regenerator and configured to a working fluid to flow therethrough, and a second flow channel configured to allow a first fluid for exchanging heat with the working fluid to flow therethrough, the cooler includes a third flow channel communicating with the compression chamber and the regenerator and configured to flow the working fluid to flow therethrough, and a fourth flow channel configured to flow a second fluid for exchanging heat with the working fluid to flow therethrough, and the heater, the regenerator, and the cooler are continuously connected to each other in series in a flow direction of the working fluid, provided in one piece.

公开(公告)号：US20250092844A1

公开(公告)日：2025-03-20

申请号：US18830636

申请日：2024-09-11

Applicant: HONDA MOTOR CO., LTD.

Inventor： Yuta KUROSAWA ,  Haruki CHO ,  Shun MIYABAYASHI ,  Tsuneo ENDO

IPC: F02G1/055 ,  F02G1/057

Abstract: A Stirling machine including: a heat exchanger; an expansion chamber; and a compression chamber, in which the Stirling machine is configured to perform a Stirling cycle to convert heat into mechanical power, a heater of the heat exchanger includes a first flow channel configured to allow a working fluid to flow therethrough, and a second flow channel configured to allow a first fluid for exchanging heat with the working fluid to flow therethrough, a fluid introduction chamber for introducing the first fluid into the second flow channel is provided on an outer side of the expansion chamber, and a partition wall between the expansion chamber and the fluid introduction chamber is provided with a plurality of grooves on an expansion chamber side and/or a fluid introduction chamber side.