Title:
REFRIGERATING AND AIR-CONDITIONING DEVICE
Document Type and Number:
WIPO Patent Application WO/2011/099057
Kind Code:
A1
Abstract:
A refrigerating and air-conditioning device wherein the expander can be stably started.
A refrigerating and air-conditioning device (100) comprises a main compressor (1), an intermediate cooler (2), a sub-compressor (5), a heat radiator (3), an expander (6), and an evaporator (4) which are connected in order by piping. The sub-compressor (5) is driven by power recovered by the expander (6). Also, the refrigerating and air-conditioning device (100) is provided with a first bypass pipe (9), a first on-off valve (10), a second bypass pipe (11), a second expansion valve (12), a first check valve (13), and a first expansion valve (14).
Inventors:
NAGATA HIDEAKI (JP)
KAKUDA MASAYUKI (JP)
SHIMOJI MIHOKO (JP)
SEKIYA SHIN (JP)
KODA TOSHIHIDE (JP)
KAKUDA MASAYUKI (JP)
SHIMOJI MIHOKO (JP)
SEKIYA SHIN (JP)
KODA TOSHIHIDE (JP)
Application Number:
PCT/JP2010/000813
Publication Date:
August 18, 2011
Filing Date:
February 10, 2010
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
NAGATA HIDEAKI (JP)
KAKUDA MASAYUKI (JP)
SHIMOJI MIHOKO (JP)
SEKIYA SHIN (JP)
KODA TOSHIHIDE (JP)
NAGATA HIDEAKI (JP)
KAKUDA MASAYUKI (JP)
SHIMOJI MIHOKO (JP)
SEKIYA SHIN (JP)
KODA TOSHIHIDE (JP)
International Classes:
F25B1/10; F25B1/00
Domestic Patent References:
| WO2009142067A1 | 2009-11-26 | |||
| WO2009130929A1 | 2009-10-29 |
Attorney, Agent or Firm:
KOBAYASHI, Hisao et al. (JP)
Hisao Kobayashi (JP)
Hisao Kobayashi (JP)
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Claims: