AU504641B2 - Control system for variable capacity compressor - Google Patents

Control system for variable capacity compressor

Info

Publication number: AU504641B2
Authority: AU; Australia
Prior art keywords: control system; variable capacity; capacity compressor; compressor; variable
Prior art date: 1976-05-10
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

Application number

AU23920/77A

Other versions

AU2392077A (en

Inventor

P G Szymaszek

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Copeland Industrial LP

Original Assignee

Vilter Manufacturing LLC

Priority date (The priority date 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 date listed.)

1976-05-10

Filing date

1977-04-04

Publication date

1979-10-18

1977-01-28 Priority claimed from US05/763,659 external-priority patent/US4080110A/en

1977-04-04 Application filed by Vilter Manufacturing LLC filed Critical Vilter Manufacturing LLC

1978-10-12 Publication of AU2392077A publication Critical patent/AU2392077A/en

1979-10-18 Application granted granted Critical

1979-10-18 Publication of AU504641B2 publication Critical patent/AU504641B2/en

Status Expired legal-status Critical Current

Links

Classifications

- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
- F04C28/18—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by varying the volume of the working chamber
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
- F04C28/10—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by changing the positions of the inlet or outlet openings with respect to the working chamber
- F04C28/12—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by changing the positions of the inlet or outlet openings with respect to the working chamber using sliding valves
- F04C28/125—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by changing the positions of the inlet or outlet openings with respect to the working chamber using sliding valves with sliding valves controlled by the use of fluid other than the working fluid

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Applications Or Details Of Rotary Compressors (AREA)
Control Of Positive-Displacement Pumps (AREA)

AU23920/77A 1976-05-10 1977-04-04 Control system for variable capacity compressor Expired AU504641B2 (en)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
US68449376A	1976-05-10	1976-05-10
USUS684,493		1976-05-10
US05/763,659 US4080110A (en)	1976-05-10	1977-01-28	Control system for variable capacity gas compressor
USUS763,659		1977-01-28

Publications (2)

Publication Number	Publication Date
AU2392077A AU2392077A (en)	1978-10-12
AU504641B2 true AU504641B2 (en)	1979-10-18

Family

ID=27103333

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AU23920/77A Expired AU504641B2 (en)	1976-05-10	1977-04-04	Control system for variable capacity compressor

Country Status (5)

Country	Link
AU (1)	AU504641B2 (en)
CA (1)	CA1058129A (en)
FR (1)	FR2351287A1 (en)
GB (1)	GB1529766A (en)
SE (1)	SE432971B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4336001A (en) *	1978-09-19	1982-06-22	Frick Company	Solid state compressor control system
US4342199A (en) *	1980-10-03	1982-08-03	Dunham-Bush, Inc.	Screw compressor slide valve engine RPM tracking system
US4662190A (en) *	1985-12-10	1987-05-05	Tischer James C	Integral slide valve-oil separator apparatus in a screw compressor

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1171291A (en) *	1965-10-12	1969-11-19	Svenska Rotor Maskiner Ab	Screw Rotor Machines
US3380650A (en) *	1967-01-12	1968-04-30	Phillips Petroleum Co	Compressor control
US3936239A (en) *	1974-07-26	1976-02-03	Dunham-Bush, Inc.	Undercompression and overcompression free helical screw rotary compressor
US3924972A (en) *	1974-10-29	1975-12-09	Vilter Manufacturing Corp	Control means for a variable capacity rotary screw compressor
US4076461A (en) *	1974-12-09	1978-02-28	Dunham-Bush, Inc.	Feedback control system for helical screw rotary compressors

1977
- 1977-04-04 AU AU23920/77A patent/AU504641B2/en not_active Expired
- 1977-04-05 CA CA275,621A patent/CA1058129A/en not_active Expired
- 1977-04-05 GB GB1445677A patent/GB1529766A/en not_active Expired
- 1977-04-29 FR FR7713062A patent/FR2351287A1/en active Granted
- 1977-05-02 SE SE7705032A patent/SE432971B/en not_active IP Right Cessation

Also Published As

Publication number	Publication date
FR2351287A1 (en)	1977-12-09
SE7705032L (en)	1977-11-11
SE432971B (en)	1984-04-30
AU2392077A (en)	1978-10-12
FR2351287B1 (en)	1983-06-03
GB1529766A (en)	1978-10-25
CA1058129A (en)	1979-07-10

Publication	Publication Date	Title
AU513723B2 (en)	1980-12-18	Refrigeration control
AU535422B2 (en)	1984-03-22	Refrigeration capacity control
AU513844B2 (en)	1981-01-08	Control systems
AU511776B2 (en)	1980-09-04	Variable displacement compressor
CA1022128A (en)	1977-12-06	Compressor control system
AU514830B2 (en)	1981-02-26	Refrigeration control system
AU505688B2 (en)	1979-11-29	Control system for helical screw compressor
JPS52131204A (en)	1977-11-04	Controllers for variable discharge compressors
AU527391B2 (en)	1983-03-03	Refrigerator capacity control
AU509529B2 (en)	1980-05-15	Gear-ratio control system
AU514615B2 (en)	1981-02-19	Microprogammed control system
AU507566B2 (en)	1980-02-21	Heat pump control system
AU505453B2 (en)	1979-11-22	Irrigation system
CA1013160A (en)	1977-07-05	Refrigeration system with capacity control
AU517011B2 (en)	1981-07-02	Refrigeration capacity control
AU515695B2 (en)	1981-04-16	Microprogramme control unit
AU503762B2 (en)	1979-09-20	Height control for combine headers
AU511533B2 (en)	1980-08-21	Wellpoint system
AU504641B2 (en)	1979-10-18	Control system for variable capacity compressor
AU532017B2 (en)	1983-09-15	Refrigeration capacity control
AU559316B2 (en)	1987-03-05	Capacity control device for compressor
AU2994677A (en)	1979-04-26	Tuning system
AU506257B2 (en)	1979-12-20	Refrigerant flow control
SU631861A1 (en)	1978-11-05	Automatic control system
CA1019964A (en)	1977-11-01	Control system for refrigeration unit