Title:
冷却貯蔵庫
Document Type and Number:
Japanese Patent JP7356320
Kind Code:
B2
Abstract:
To provide a cooling storage capable of suppressing increase in electric power consumption.SOLUTION: A cooling storage 1 capable of performing a cooling operation and a defrosting operation includes: a heating part heating evaporators 27F, 27R; a switching part switching opening/closing of refrigerant flow passages 25F, 25R to the evaporators 27F, 27R; and a defrosting control part 70. A defrosting operation mode includes a heating defrosting mode and a non-heating defrosting mode. The defrosting control part 70 includes: opening counting means 71 counting time when the refrigerant flow passages 25F, 25R are in the open state during the cooling operation; defrosting selection control means 72 performing control to select the heating defrosting mode when the time counted by the opening counting means 71 is a selection reference time or longer and select the non-heating defrosting mode when the time is shorter than the selection reference time; and defrosting start control means 73 performing control to start defrosting in the selected defrosting mode.SELECTED DRAWING: Figure 4
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Inventors:
Shota Kageyama
Takuya Yamazaki
Yoshiyasu Suzuki
Masaki Kasugai
Takuya Yamazaki
Yoshiyasu Suzuki
Masaki Kasugai
Application Number:
JP2019190169A
Publication Date:
October 04, 2023
Filing Date:
October 17, 2019
Export Citation:
Assignee:
Hoshizaki Co., Ltd.
International Classes:
F25D21/06; F25B47/02; F25D11/00; F25D19/00; F25D21/08
Domestic Patent References:
| JP200985502A | ||||
| JP8285440A | ||||
| JP2015158295A | ||||
| JP201744448A | ||||
| JP200328553A | ||||
| JP200936483A | ||||
| JP10227556A |
Foreign References:
| US20070113567 |
Attorney, Agent or Firm:
Patent Attorney Corporation Akatsuki Joint Patent Office
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