GB2130747B - Control device for refrigeration cycle - Google Patents
Control device for refrigeration cycleInfo
- Publication number
- GB2130747B GB2130747B GB08324678A GB8324678A GB2130747B GB 2130747 B GB2130747 B GB 2130747B GB 08324678 A GB08324678 A GB 08324678A GB 8324678 A GB8324678 A GB 8324678A GB 2130747 B GB2130747 B GB 2130747B
- Authority
- GB
- United Kingdom
- Prior art keywords
- control device
- refrigeration cycle
- refrigeration
- cycle
- control
- 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.)
- Expired
Links
- 238000005057 refrigeration Methods 0.000 title 1
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
- F25B13/00—Compression machines, plants or systems, with reversible cycle
-
- 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
- F25B41/00—Fluid-circulation arrangements
- F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
-
- 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
- F25B41/00—Fluid-circulation arrangements
- F25B41/30—Expansion means; Dispositions thereof
- F25B41/31—Expansion valves
- F25B41/34—Expansion valves with the valve member being actuated by electric means, e.g. by piezoelectric actuators
-
- 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
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
-
- 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
- F25B2341/00—Details of ejectors not being used as compression device; Details of flow restrictors or expansion valves
- F25B2341/06—Details of flow restrictors or expansion valves
- F25B2341/062—Capillary expansion valves
-
- 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
- F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
- F25B2400/04—Refrigeration circuit bypassing means
- F25B2400/0411—Refrigeration circuit bypassing means for the expansion valve or capillary tube
-
- 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
- F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
- F25B2400/16—Receivers
-
- 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
- F25B2500/00—Problems to be solved
- F25B2500/15—Hunting, i.e. oscillation of controlled refrigeration variables reaching undesirable values
-
- 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
- F25B2600/00—Control issues
- F25B2600/02—Compressor control
- F25B2600/021—Inverters therefor
-
- 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
- F25B2600/00—Control issues
- F25B2600/21—Refrigerant outlet evaporator temperature
-
- 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
- F25B2600/00—Control issues
- F25B2600/25—Control of valves
- F25B2600/2513—Expansion valves
-
- 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
- F25B47/00—Arrangements for preventing or removing deposits or corrosion, not provided for in another subclass
- F25B47/02—Defrosting cycles
- F25B47/022—Defrosting cycles hot gas defrosting
- F25B47/025—Defrosting cycles hot gas defrosting by reversing the cycle
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Air Conditioning Control Device (AREA)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP57205015A JPS5995351A (en) | 1982-11-22 | 1982-11-22 | Capacity control refrigerating circuit |
JP20497382A JPS5995347A (en) | 1982-11-22 | 1982-11-22 | Controller for electric type expansion valve in refrigeration cycle |
JP57204976A JPS5995350A (en) | 1982-11-22 | 1982-11-22 | Controller for capacity control type refrigeration cycle |
JP20497482A JPS5995348A (en) | 1982-11-22 | 1982-11-22 | Detecting system of superheating of refrigeration cycle |
JP57204975A JPS5995349A (en) | 1982-11-22 | 1982-11-22 | Controller for electric type expansion valve |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8324678D0 GB8324678D0 (en) | 1983-10-19 |
GB2130747A GB2130747A (en) | 1984-06-06 |
GB2130747B true GB2130747B (en) | 1986-09-17 |
Family
ID=27529378
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB08324678A Expired GB2130747B (en) | 1982-11-22 | 1983-09-14 | Control device for refrigeration cycle |
Country Status (5)
Country | Link |
---|---|
AU (1) | AU547326B2 (en) |
DE (1) | DE3340736A1 (en) |
GB (1) | GB2130747B (en) |
HK (1) | HK72887A (en) |
MY (1) | MY8700635A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5392612A (en) * | 1984-08-08 | 1995-02-28 | Richard H. Alsenz | Refrigeration system having a self adjusting control range |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4523435A (en) * | 1983-12-19 | 1985-06-18 | Carrier Corporation | Method and apparatus for controlling a refrigerant expansion valve in a refrigeration system |
AU549713B2 (en) * | 1983-12-22 | 1986-02-06 | Carrier Corp. | Control of expansion valve in a refrigeration system |
US5035119A (en) * | 1984-08-08 | 1991-07-30 | Alsenz Richard H | Apparatus for monitoring solenoid expansion valve flow rates |
US4829777A (en) * | 1986-07-23 | 1989-05-16 | Nippondenso Co., Ltd. | Refrigeration system |
DE3713869A1 (en) * | 1987-04-25 | 1988-11-03 | Danfoss As | CONTROL UNIT FOR THE OVERHEATING TEMPERATURE OF THE EVAPORATOR OF A REFRIGERATION OR HEAT PUMP SYSTEM |
GB2215867B (en) * | 1988-02-09 | 1992-09-02 | Toshiba Kk | Air conditioner system with control for optimum refrigerant temperature |
DE3832226A1 (en) * | 1988-09-22 | 1990-04-12 | Danfoss As | REFRIGERATION SYSTEM AND METHOD FOR CONTROLLING A REFRIGERATION SYSTEM |
FR2768497B1 (en) | 1997-09-16 | 2000-01-14 | Francois Galian | REFRIGERATION DEVICE IN VARIABLE OPERATING CONDITIONS |
ITBO20010696A1 (en) * | 2001-11-19 | 2002-02-19 | Rhoss S P A | REVERSIBLE CYCLE REFRIGERATING MACHINE |
CN102472540B (en) * | 2009-07-22 | 2014-07-02 | 三菱电机株式会社 | Heat pump device |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1800681A1 (en) * | 1968-10-02 | 1970-06-25 | J & E Hall Ltd | Cooling system |
US4136528A (en) * | 1977-01-13 | 1979-01-30 | Mcquay-Perfex Inc. | Refrigeration system subcooling control |
DE2749250C3 (en) * | 1977-11-03 | 1980-09-11 | Danfoss A/S, Nordborg (Daenemark) | Valve for liquid injection into a refrigerant evaporator |
-
1983
- 1983-09-14 GB GB08324678A patent/GB2130747B/en not_active Expired
- 1983-09-14 AU AU19128/83A patent/AU547326B2/en not_active Ceased
- 1983-11-10 DE DE19833340736 patent/DE3340736A1/en active Granted
-
1987
- 1987-10-07 HK HK728/87A patent/HK72887A/en not_active IP Right Cessation
- 1987-12-30 MY MY635/87A patent/MY8700635A/en unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5392612A (en) * | 1984-08-08 | 1995-02-28 | Richard H. Alsenz | Refrigeration system having a self adjusting control range |
Also Published As
Publication number | Publication date |
---|---|
DE3340736A1 (en) | 1984-05-30 |
MY8700635A (en) | 1987-12-31 |
GB8324678D0 (en) | 1983-10-19 |
DE3340736C2 (en) | 1989-04-20 |
AU1912883A (en) | 1984-05-31 |
HK72887A (en) | 1987-10-16 |
GB2130747A (en) | 1984-06-06 |
AU547326B2 (en) | 1985-10-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
746 | Register noted 'licences of right' (sect. 46/1977) |
Effective date: 19960611 |
|
PE20 | Patent expired after termination of 20 years |