JPS5278149A - Temperature controller of external air heat exchanger in heat pump - Google Patents
Temperature controller of external air heat exchanger in heat pumpInfo
- Publication number
- JPS5278149A JPS5278149A JP15533675A JP15533675A JPS5278149A JP S5278149 A JPS5278149 A JP S5278149A JP 15533675 A JP15533675 A JP 15533675A JP 15533675 A JP15533675 A JP 15533675A JP S5278149 A JPS5278149 A JP S5278149A
- Authority
- JP
- Japan
- Prior art keywords
- temperature controller
- external air
- heat pump
- heat exchanger
- air heat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2700/00—Sensing or detecting of parameters; Sensors therefor
- F25B2700/11—Sensor to detect if defrost is necessary
- F25B2700/111—Sensor to detect if defrost is necessary using an emitter and receiver, e.g. sensing by emitting light or other radiation and receiving reflection by a sensor
Landscapes
- Defrosting Systems (AREA)
Abstract
PURPOSE: Simultaneously with preventing the efficiency drop of radiation owing to the frostbound condition, to prevent the heat loss and to display the heat pump function to the full even when it is in cold season.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15533675A JPS5278149A (en) | 1975-12-24 | 1975-12-24 | Temperature controller of external air heat exchanger in heat pump |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15533675A JPS5278149A (en) | 1975-12-24 | 1975-12-24 | Temperature controller of external air heat exchanger in heat pump |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5278149A true JPS5278149A (en) | 1977-07-01 |
JPS5444131B2 JPS5444131B2 (en) | 1979-12-24 |
Family
ID=15603653
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15533675A Granted JPS5278149A (en) | 1975-12-24 | 1975-12-24 | Temperature controller of external air heat exchanger in heat pump |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5278149A (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0211857Y2 (en) * | 1985-05-07 | 1990-04-03 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS49128349A (en) * | 1973-04-11 | 1974-12-09 |
-
1975
- 1975-12-24 JP JP15533675A patent/JPS5278149A/en active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS49128349A (en) * | 1973-04-11 | 1974-12-09 |
Also Published As
Publication number | Publication date |
---|---|
JPS5444131B2 (en) | 1979-12-24 |
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