Title:
AIR CONDITIONER
Document Type and Number:
WIPO Patent Application WO/2018/131309
Kind Code:
A1
Abstract:
This air conditioner (1) is configured such that a heat exchanger (101) satisfies the relationship 0.003≤Gr/N≤0.035 between the circulation amount (Gr) [kg/s] of a heat medium and the number of paths (N) [pieces], the heat exchanger (101) having: a plurality of heat-transfer pipes (112) which are disposed horizontally at predetermined vertical intervals and through which the heat medium circulates; and a connection pipe (151) which allows for communication between an outlet side of an inflow path (121) configured from the heat-transfer pipes (112) through which the heat medium flows in from the outside, and an inlet side of an outflow path (122) configured from the heat-transfer pipes (112) through which the heat medium flows to the outside, the intra-pipe hydraulic diameter (D) of the connection pipe (151) being set to be at least 4 mm.
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Inventors:
TADA SHUUHEI (JP)
MATSUMURA KENJI (JP)
OOKI NAGATOSHI (JP)
HOUFUKU MAMORU (JP)
ENDO TAKESHI (JP)
MATSUMURA KENJI (JP)
OOKI NAGATOSHI (JP)
HOUFUKU MAMORU (JP)
ENDO TAKESHI (JP)
Application Number:
PCT/JP2017/043016
Publication Date:
July 19, 2018
Filing Date:
November 30, 2017
Export Citation:
Assignee:
HITACHI JOHNSON CONTROLS AIR CONDITIONING INC (JP)
International Classes:
F24F1/00; F24F1/18; F25B1/00; F25B39/00; F28D1/053; F28F9/22
Foreign References:
| JP2015127619A | 2015-07-09 | |||
| JP2013228154A | 2013-11-07 | |||
| JP2016053473A | 2016-04-14 | |||
| JP2001304621A | 2001-10-31 | |||
| JP2007163013A | 2007-06-28 | |||
| JP2013053812A | 2013-03-21 |
Other References:
See also references of EP 3569938A4
Attorney, Agent or Firm:
ISONO INTERNATIONAL PATENT OFFICE, P.C. (JP)
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