ZA794377B - Refrigeration compressor capacity control means and method - Google Patents
Refrigeration compressor capacity control means and methodInfo
- Publication number
- ZA794377B ZA794377B ZA00794377A ZA794377A ZA794377B ZA 794377 B ZA794377 B ZA 794377B ZA 00794377 A ZA00794377 A ZA 00794377A ZA 794377 A ZA794377 A ZA 794377A ZA 794377 B ZA794377 B ZA 794377B
- Authority
- ZA
- South Africa
- Prior art keywords
- control means
- capacity control
- refrigeration compressor
- compressor capacity
- refrigeration
- Prior art date
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
- 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
- F25B49/022—Compressor control arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/22—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00 by means of valves
- F04B49/225—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00 by means of valves with throttling valves or valves varying the pump inlet opening or the outlet opening
-
- 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
- F25B2400/07—Details of compressors or related parts
- F25B2400/074—Details of compressors or related parts with multiple cylinders
-
- 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
- F25B41/22—Disposition of valves, e.g. of on-off valves or flow control valves between evaporator and compressor
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Control Of Positive-Displacement Pumps (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US94423778A | 1978-09-20 | 1978-09-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA794377B true ZA794377B (en) | 1980-11-26 |
Family
ID=25481045
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA00794377A ZA794377B (en) | 1978-09-20 | 1979-08-20 | Refrigeration compressor capacity control means and method |
Country Status (15)
Country | Link |
---|---|
EP (1) | EP0009145B1 (xx) |
JP (1) | JPS5551978A (xx) |
AR (1) | AR221901A1 (xx) |
AT (1) | ATE1396T1 (xx) |
AU (1) | AU532017B2 (xx) |
BR (1) | BR7905936A (xx) |
DE (1) | DE2963419D1 (xx) |
DK (1) | DK361879A (xx) |
ES (2) | ES484265A1 (xx) |
IL (1) | IL58116A (xx) |
IN (1) | IN152999B (xx) |
MX (1) | MX147475A (xx) |
NO (1) | NO146446C (xx) |
PH (1) | PH18397A (xx) |
ZA (1) | ZA794377B (xx) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4382749A (en) * | 1980-11-14 | 1983-05-10 | The Trane Company | Reciprocating compressor with integral unloader valve |
JPS57202781U (xx) * | 1981-06-19 | 1982-12-23 | ||
JPS5873993U (ja) * | 1981-11-12 | 1983-05-19 | 三菱電機株式会社 | 2気筒回転式圧縮機 |
AU615200B2 (en) * | 1987-06-30 | 1991-09-26 | Sanden Corporation | Refrigerant circuit with passageway control mechanism |
US6575710B2 (en) * | 2001-07-26 | 2003-06-10 | Copeland Corporation | Compressor with blocked suction capacity modulation |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE146420C (xx) * | ||||
US2309773A (en) * | 1941-03-29 | 1943-02-02 | Gen Motors Corp | Refrigerating apparatus |
FR1259473A (fr) * | 1960-03-15 | 1961-04-28 | Chantiers De Latlantique | Procédé et dispositif de commande de la puissance de compresseurs comprenant deux ou un plus grand nombre d'ensembles à cylindre et piston |
FR1284287A (fr) * | 1961-03-17 | 1962-02-09 | Borg Warner | Dispositif pour la commande du débit d'un compresseur d'équipement de refroidissement pour automobiles |
GB1089694A (en) * | 1964-02-24 | 1967-11-01 | J & E Hall Ltd | Improvements in or relating to gas and vapour compressors |
US3360952A (en) * | 1966-06-28 | 1968-01-02 | Trane Co | Capacity controlled refrigeration system |
US3518032A (en) * | 1968-05-24 | 1970-06-30 | Dresser Ind | Compressor cylinder unloader |
US3578883A (en) * | 1969-05-14 | 1971-05-18 | Copeland Refrigeration Corp | Unloader for multicylinder refrigeration compressors |
US3759057A (en) * | 1972-01-10 | 1973-09-18 | Westinghouse Electric Corp | Room air conditioner having compressor with variable capacity and control therefor |
US3781135A (en) * | 1972-05-19 | 1973-12-25 | C Nickell | Refrigerant compressor for vehicles |
JPS5538415Y2 (xx) * | 1972-06-09 | 1980-09-08 | ||
US3872685A (en) * | 1973-03-16 | 1975-03-25 | Controls Co Of America | Evaporator temperature control for refrigeration systems |
JPS5130287A (ja) * | 1974-09-06 | 1976-03-15 | Sumitomo Chemical Co | Ekijohoributajennoseizohoho |
JPS53109211A (en) * | 1977-03-04 | 1978-09-22 | Toshiba Corp | Heat pump type air conditioner |
-
1979
- 1979-08-20 ZA ZA00794377A patent/ZA794377B/xx unknown
- 1979-08-21 IN IN597/DEL/79A patent/IN152999B/en unknown
- 1979-08-27 IL IL58116A patent/IL58116A/xx unknown
- 1979-08-28 AT AT79103180T patent/ATE1396T1/de active
- 1979-08-28 DE DE7979103180T patent/DE2963419D1/de not_active Expired
- 1979-08-28 EP EP79103180A patent/EP0009145B1/en not_active Expired
- 1979-08-29 DK DK361879A patent/DK361879A/da not_active Application Discontinuation
- 1979-08-29 AU AU50384/79A patent/AU532017B2/en not_active Ceased
- 1979-09-11 JP JP11664379A patent/JPS5551978A/ja active Pending
- 1979-09-17 BR BR7905936A patent/BR7905936A/pt not_active IP Right Cessation
- 1979-09-18 AR AR278094A patent/AR221901A1/es active
- 1979-09-19 NO NO793007A patent/NO146446C/no unknown
- 1979-09-19 ES ES484265A patent/ES484265A1/es not_active Expired
- 1979-09-20 PH PH23048A patent/PH18397A/en unknown
- 1979-09-20 MX MX179351A patent/MX147475A/es unknown
- 1979-10-18 ES ES485139A patent/ES485139A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DK361879A (da) | 1980-03-21 |
AU5038479A (en) | 1980-03-27 |
DE2963419D1 (en) | 1982-09-16 |
PH18397A (en) | 1985-06-21 |
ATE1396T1 (de) | 1982-08-15 |
AU532017B2 (en) | 1983-09-15 |
IL58116A0 (en) | 1979-12-30 |
JPS5551978A (en) | 1980-04-16 |
AR221901A1 (es) | 1981-03-31 |
EP0009145B1 (en) | 1982-07-28 |
ES485139A1 (es) | 1980-05-16 |
NO793007L (no) | 1980-03-21 |
IL58116A (en) | 1982-11-30 |
NO146446C (no) | 1982-09-29 |
ES484265A1 (es) | 1980-04-01 |
EP0009145A1 (en) | 1980-04-02 |
IN152999B (xx) | 1984-05-19 |
BR7905936A (pt) | 1980-05-27 |
MX147475A (es) | 1982-12-03 |
NO146446B (no) | 1982-06-21 |
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