Title:
CONTROL DEVICE, REFRIGERATOR SYSTEM, CONTROL METHOD, AND PROGRAM
Document Type and Number:
WIPO Patent Application WO/2019/131065
Kind Code:
A1
Abstract:
A control device for a refrigerator system for cooling a load by using a plurality of refrigerators, said control device comprising a unit to control the number of operating units that changes the number of operating refrigerators according to the load rate, and a cold water temperature acquisition unit that acquires, via a temperature sensor, the temperature of cold water affected by the refrigerators. After a prescribed standby time from when the number of operating refrigerators was changed has elapsed, the unit to control the number of operating units changes the number of operating units and reduces the prescribed standby time when at least one of the cold-water temperature and the rate of change in the cold-water temperature satisfies a prescribed condition.
Inventors:
HAZUI YUSUKE (JP)
TATEISHI KOKI (JP)
NIKAIDO SATOSHI (JP)
TAKENAKA YUTAKA (JP)
TATEISHI KOKI (JP)
NIKAIDO SATOSHI (JP)
TAKENAKA YUTAKA (JP)
Application Number:
PCT/JP2018/045126
Publication Date:
July 04, 2019
Filing Date:
December 07, 2018
Export Citation:
Assignee:
MITSUBISHI HEAVY IND THERMAL SYSTEMS LTD (JP)
International Classes:
F25B1/00; F24F5/00; F24F11/41; F24F11/46; F25D17/02
Domestic Patent References:
| WO2014046208A1 | 2014-03-27 | |||
| WO2016076068A1 | 2016-05-19 |
Foreign References:
| JP2017078522A | 2017-04-27 | |||
| JP4435533B2 | 2010-03-17 | |||
| JP2006250443A | 2006-09-21 | |||
| JPH08261544A | 1996-10-11 | |||
| JP2006275492A | 2006-10-12 | |||
| JP2015190654A | 2015-11-02 | |||
| JP2012007871A | 2012-01-12 |
Attorney, Agent or Firm:
MATSUNUMA Yasushi et al. (JP)
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