AIR CONDITIONING DEVICE - MITSUBISHI ELECTRIC CORP

Title:

AIR CONDITIONING DEVICE

Document Type and Number:

WIPO Patent Application WO/2022/201514

Kind Code:

A1

Abstract:

Provided is an air conditioning device (200) having a heat exchanger (10) that switches between being an evaporator and being a condenser, the air conditioning device characterized in that the heat exchanger (10) comprises: a first heat exchanger (21) having a first header (213) which is partitioned into a plurality of chambers and to which one end of a plurality of first heat transfer pipes (212) are connected, and a second header (214) which extends in the horizontal direction and to which the other end of the plurality of first heat transfer pipes (212) are connected; a second heat exchanger (22) having a plurality of second heat transfer pipes (222), a third header (223) which extends in the horizontal direction and to which one end of the plurality of second heat transfer pipes (222) are connected, and a fourth header (224) which extends in the horizontal direction and to which the other end of the plurality of second heat transfer pipes (222) are connected; and a connection pipe (12) that connects the first heat exchanger (21) and the second heat exchanger (22), wherein the length of the plurality of first heat transfer pipes (212) is longer than the length of the plurality of second heat transfer pipes (222).

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Inventors:

MIYAWAKI KOSUKE (JP)
FUKUI TOMOYA (JP)
SAKODA KENICHI (JP)

Application Number:

PCT/JP2021/012941

Publication Date:

September 29, 2022

Filing Date:

March 26, 2021

Export Citation:

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Assignee:

MITSUBISHI ELECTRIC CORP (JP)

International Classes:

F24F1/0067

Foreign References:

JP2020180752A	2020-11-05
JPH04268128A	1992-09-24
JPH01161106U	1989-11-09

Other References: