Title:
REFRIGERATION CYCLE DEVICE, REMOTE MONITORING SYSTEM, REMOTE MONITORING DEVICE, AND ABNORMALITY DETERMINATION METHOD
Document Type and Number:
WIPO Patent Application WO/2017/006474
Kind Code:
A1
Abstract:
This refrigeration cycle device is equipped with: a refrigeration circuit which includes a compressor, a condenser, a throttle device, and an evaporator; a control unit which controls the refrigeration circuit; and an abnormality determination unit which determines the presence or absence of abnormalities in the refrigeration circuit. The control unit drives the compressor, and performs special operation for stopping the compressor if a predetermined time has elapsed or if the pressure of a refrigerant on the intake side of the compressor decreases to a predetermined value. The abnormality determination unit determines the presence or absence of abnormalities in the refrigeration circuit after the special operation.
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Inventors:
NAKAMURA TAKAHARU (JP)
SAITO MAKOTO (JP)
TOYOSHIMA MASAKI (JP)
SAITO MAKOTO (JP)
TOYOSHIMA MASAKI (JP)
Application Number:
PCT/JP2015/069725
Publication Date:
January 12, 2017
Filing Date:
July 09, 2015
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
F25B49/02; F25B1/00
Foreign References:
| JP2012110184A | 2012-06-07 | |||
| JP2009036491A | 2009-02-19 | |||
| JP2007255800A | 2007-10-04 | |||
| JPH06257831A | 1994-09-16 | |||
| JP2001133099A | 2001-05-18 | |||
| JP2008180462A | 2008-08-07 | |||
| JP2010156524A | 2010-07-15 | |||
| JP2005241089A | 2005-09-08 |
Attorney, Agent or Firm:
KISA PATENT & TRADEMARK FIRM (JP)
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