HEAT EXCHANGER AND AIR CONDITIONER - MITSUBISHI HEAVY IND THERMAL SYSTEMS LTD

Title:

HEAT EXCHANGER AND AIR CONDITIONER

Document Type and Number:

WIPO Patent Application WO/2017/150221

Kind Code:

A1

Abstract:

A heat exchanger (10) is provided with: a plurality of first heat transfer tubes (21); a first header section (52); a plurality of second heat transfer tubes (22); a second header section (53); a first connecting tube (55); and a second connecting tube (56). The plurality of first heat transfer tubes (21) extend in the horizontal direction and are arranged with gaps therebetween in the vertical direction. One end of each of the plurality of first heat transfer tubes (21) is connected to the first header section (52) in a communicating state. The plurality of second heat transfer tubes (22) extend in the horizontal direction and are arranged with gaps therebetween in the vertical direction. One end of each of the plurality of second heat transfer tubes (22) is connected to the second header section (53) in a communicating state. The first connecting tube (55) connects a lower portion of the first header section (52) and an upper portion of the second header section (53). The second connecting tube (56) connects an upper portion of the first header section (52) and a lower portion of the second header section (53).

Inventors:

KATSURAYAMA YOHEI (JP)
AOKI YASUTAKA (JP)
TATENOI HIDEAKI (JP)
SAKAI MASAYUKI (JP)

Application Number:

PCT/JP2017/005960

Publication Date:

September 08, 2017

Filing Date:

February 17, 2017

Export Citation:

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Assignee:

MITSUBISHI HEAVY IND THERMAL SYSTEMS LTD (JP)

International Classes:

F28F9/02; F25B39/00; F28F9/22

Domestic Patent References:

WO2012098917A1

2012-07-26

Foreign References:

JP2014152937A	2014-08-25
JP2015017722A	2015-01-29
US20100206535A1	2010-08-19
JP2007078317A	2007-03-29
JP2014109416A	2014-06-12
JPH0623806U	1994-03-29
JP5071597B2	2012-11-14

Other References: