Title:
空気調和装置
Document Type and Number:
Japanese Patent JP7062095
Kind Code:
B2
Abstract:
An air-conditioning apparatus performs an air conditioning action by causing heat exchange to be performed between refrigerant cycling through a refrigerant circuit and indoor and outdoor air, the air-conditioning apparatus including: a measuring unit configured to measure a concentration of the refrigerant leaked into air; a control determination unit configured to determine leakage of the refrigerant in a case where a value indicating the concentration is equal to or more than a first threshold; and a storage unit configured to cumulate and store at least one of a time period elapsed during a determination of the leakage of the refrigerant and a number of times of the determination of the leakage of the refrigerant, wherein the control determination unit prohibits the air conditioning action in at least one case out of a case where the time period cumulated is equal to or more than a predetermined time period, a case where the number of times cumulated is equal to or more than a predetermined number, and a case where the value indicating the concentration is equal to or more than a second threshold, being a value greater than the first threshold.
Inventors:
Kazuki Watanabe
Takahiko Masahiko
Takahiko Masahiko
Application Number:
JP2020567691A
Publication Date:
May 02, 2022
Filing Date:
January 22, 2019
Export Citation:
Assignee:
Mitsubishi Electric Corporation
International Classes:
F24F11/36; F24F1/26; F24F11/64; F24F11/86; F25B49/02
Domestic Patent References:
| JP2017015393A | ||||
| JP2000121211A | ||||
| JP2015094525A | ||||
| JP2017180927A | ||||
| JP2018162912A |
Foreign References:
| WO2018220758A1 | ||||
| CN107560098A | ||||
| WO2017026014A1 | ||||
| WO2012098584A1 | ||||
| WO2017195367A1 |
Attorney, Agent or Firm:
Patent Business Corporation Kisa Patent Trademark Office