Title:
DUAL REFRIGERATOR
Document Type and Number:
Japanese Patent JP2021050843
Kind Code:
A
Abstract:
To provide a dual refrigerator that can stably continue operation.SOLUTION: A dual refrigerator 100 comprises: a low-temperature side cooling circuit 1 including a compressor 11 for compressing a low-temperature refrigerant, a condenser 41 for condensing the low-temperature refrigerant, an expansion valve 13 for expanding the low-temperature refrigerant, and an evaporator 14 for evaporating the low-temperature refrigerant; a high-temperature side cooling circuit 3 including a compressor 31 for compressing a high-temperature refrigerant, a condenser 32 for condensing the high-temperature refrigerant, an expansion valve 33 for expanding the high-temperature refrigerant, and an evaporator 42 for evaporating the high-temperature refrigerant, and capable of exchanging heat with the condenser 41; and a control unit 5 for controlling operation of the compressor 11 and the compressor 31. The control unit 5 is constituted so as to continue the operation of the compressor 31 when interrupting the operation of the compressor 11 on the basis of a predetermined condition.SELECTED DRAWING: Figure 2
Inventors:
MIYAKOSHI TOMOYA
RIKIOKA TOMOKAZU
UI SHINYA
RIKIOKA TOMOKAZU
UI SHINYA
Application Number:
JP2019172646A
Publication Date:
April 01, 2021
Filing Date:
September 24, 2019
Export Citation:
Assignee:
FUJI ELECTRIC CO LTD
International Classes:
F25B7/00; F25D11/00
Domestic Patent References:
| JP2004190917A | 2004-07-08 | |||
| JPH08189713A | 1996-07-23 | |||
| JP2018132224A | 2018-08-23 | |||
| JP2013213592A | 2013-10-17 |
Foreign References:
| WO2014045400A1 | 2014-03-27 |
Attorney, Agent or Firm:
Hirokazu Miyazono