Title:
空気調和装置
Document Type and Number:
Japanese Patent JP5188571
Kind Code:
B2
Abstract:
A heat source-side refrigerant circuit A including a compressor 11, an outdoor heat exchanger 13, a first refrigerant branch portion 21 connected to the compressor 11, a second refrigerant branch portion 22 and a third refrigerant branch portion 23 connected to the outdoor heat exchanger 13, a first refrigerant flow rate control device 24 provided between branch piping 40 and the second refrigerant branch portion 22, intermediate heat exchangers 25n connected at one side thereof to the first refrigerant branch portion 21 and the third refrigerant branch portion 23 via three-way valves 26n and connected at the other side thereof to the second refrigerant branch portion 22, and second refrigerant flow rate control devices 27n provided between the respective intermediate heat exchangers 25n and the second refrigerant branch portion 22, and user-side refrigerant circuits Bn having indoor heat exchangers 31n connected respectively to the intermediate heat exchangers 25n are provided, and at least one of water and an antifreeze solution circulates in the user-side refrigerant circuits Bn.
Inventors:
Norio Wakamoto
Koji Yamashita
Takashi Okazaki
Naoki Tanaka
Keisuke Soto
Hiroyuki Morimoto
Yuji Motomura
Hatomura Jie
Tomohiko Kasai
Naofumi Takenaka
Yusuke Shimazu
Koji Yamashita
Takashi Okazaki
Naoki Tanaka
Keisuke Soto
Hiroyuki Morimoto
Yuji Motomura
Hatomura Jie
Tomohiko Kasai
Naofumi Takenaka
Yusuke Shimazu
Application Number:
JP2010509996A
Publication Date:
April 24, 2013
Filing Date:
October 29, 2008
Export Citation:
Assignee:
Mitsubishi Electric Corporation
International Classes:
F25B13/00; F24F1/32; F24F5/00; F24F11/02; F25B1/00; F25B29/00
Domestic Patent References:
| JPH08261599A | 1996-10-11 | |||
| JP2006003079A | 2006-01-05 | |||
| JP2005140444A | 2005-06-02 | |||
| JP2003343936A | 2003-12-03 | |||
| JP2004060956A | 2004-02-26 | |||
| JPH05302737A | 1993-11-16 | |||
| JP2005282935A | 2005-10-13 | |||
| JP2001289465A | 2001-10-19 | |||
| JP2004053069A | 2004-02-19 | |||
| JP2002106995A | 2002-04-10 | |||
| JP2007147203A | 2007-06-14 |
Attorney, Agent or Firm:
Hisao Kobayashi
Kiyoshi Yasushima
Takanashi Norio
Motoki Shandong
Taku Ogawa
Murata Kensei
Moto Otani
Kiyoshi Yasushima
Takanashi Norio
Motoki Shandong
Taku Ogawa
Murata Kensei
Moto Otani