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CA966465A - Compressor unloading control - Google Patents

Compressor unloading control

Info

Publication number
CA966465A
CA966465A CA164,363A CA164363A CA966465A CA 966465 A CA966465 A CA 966465A CA 164363 A CA164363 A CA 164363A CA 966465 A CA966465 A CA 966465A
Authority
CA
Canada
Prior art keywords
unloading control
compressor unloading
compressor
control
unloading
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
Application number
CA164,363A
Other versions
CA164363S (en
Inventor
Michael G. Herschler
Roger L. Post
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.)
Gardner Denver Inc
Original Assignee
Gardner Denver Inc
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.)
Filing date
Publication date
Application filed by Gardner Denver Inc filed Critical Gardner Denver Inc
Application granted granted Critical
Publication of CA966465A publication Critical patent/CA966465A/en
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
    • 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
    • F04B49/02—Stopping, starting, unloading or idling control
    • F04B49/022—Stopping, starting, unloading or idling control by means of pressure
    • 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
    • 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
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/0007—Injection of a fluid in the working chamber for sealing, cooling and lubricating

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Compressor (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
CA164,363A 1972-08-10 1973-02-22 Compressor unloading control Expired CA966465A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US27940872A 1972-08-10 1972-08-10

Publications (1)

Publication Number Publication Date
CA966465A true CA966465A (en) 1975-04-22

Family

ID=23068828

Family Applications (1)

Application Number Title Priority Date Filing Date
CA164,363A Expired CA966465A (en) 1972-08-10 1973-02-22 Compressor unloading control

Country Status (7)

Country Link
US (1) US3788776A (en)
JP (1) JPS5340965B2 (en)
AU (1) AU472958B2 (en)
BE (1) BE798920A (en)
CA (1) CA966465A (en)
GB (1) GB1415936A (en)
ZA (1) ZA731143B (en)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3961862A (en) * 1975-04-24 1976-06-08 Gardner-Denver Company Compressor control system
US4052135A (en) * 1976-05-11 1977-10-04 Gardner-Denver Company Control system for helical screw compressor
US4068980A (en) * 1976-10-01 1978-01-17 Gardner-Denver Company Compressor startup control
IT1103276B (en) * 1977-05-25 1985-10-14 Hydrovane Compressor OIL SEAL CAPSULISING COMPRESSOR
JPS56580A (en) * 1979-06-12 1981-01-07 Tokico Ltd Oil-cooled compressor
JPS5612093A (en) * 1979-07-10 1981-02-05 Tokico Ltd Oil cooled compressor
US4227380A (en) * 1979-11-09 1980-10-14 Frick Company Single casing, multiple duty valve
US4406588A (en) * 1980-11-03 1983-09-27 Rudolf Hofmann Compressor suction regulator
JPS5825600A (en) * 1982-07-19 1983-02-15 Hitachi Ltd Capacity regulating device for rotary compressor
ATE35442T1 (en) * 1983-04-08 1988-07-15 Cash Eng Co Pty Ltd COMPRESSOR CONTROL SYSTEM.
US4685310A (en) * 1986-10-14 1987-08-11 Frick Company Multi-purpose valve assembly
US4968221A (en) * 1989-04-03 1990-11-06 Dresser Industries, Inc. Intake valve for vacuum compressor
AT403948B (en) * 1994-07-29 1998-06-25 Hoerbiger Ventilwerke Ag INTAKE CONTROL VALVE FOR ROTATIONAL COMPRESSORS
US5540558A (en) * 1995-08-07 1996-07-30 Ingersoll-Rand Company Apparatus and method for electronically controlling inlet flow and preventing backflow in a compressor
BE1011782A3 (en) * 1998-03-10 2000-01-11 Atlas Copco Airpower Nv Compressor unit and taking control device used.
IT1307507B1 (en) * 1999-10-21 2001-11-06 Virgilio Mietto AUTOMATIC AIR INTAKE REGULATOR IN A TANK.
BE1013293A3 (en) * 2000-02-22 2001-11-06 Atlas Copco Airpower Nv Method for controlling a compressor installation and thus controlled compressor installation.
US6394764B1 (en) 2000-03-30 2002-05-28 Dresser-Rand Company Gas compression system and method utilizing gas seal control
US6431210B1 (en) 2001-03-27 2002-08-13 Ingersoll-Rand Company Inlet unloader valve
ITVI20010086A1 (en) * 2001-04-19 2002-10-19 Virgilio Mietto COMPRESSED AIR INTAKE REGULATOR IN A TANK
US7051534B2 (en) * 2001-10-01 2006-05-30 Camfil Ab Gas turbine arrangement having an integrated filter housing and compressor bleed duct
BE1015079A4 (en) * 2002-08-22 2004-09-07 Atlas Copco Airpower Nv Compressor with pressure relief.
BE1020311A3 (en) 2012-02-28 2013-07-02 Atlas Copco Airpower Nv SCREW COMPRESSOR.
BE1020312A3 (en) 2012-02-28 2013-07-02 Atlas Copco Airpower Nv COMPRESSOR DEVICE, AS WELL AS USE OF SUCH SET-UP.
US11015602B2 (en) 2012-02-28 2021-05-25 Atlas Copco Airpower, Naamloze Vennootschap Screw compressor
DE102013010780A1 (en) * 2013-06-28 2014-12-31 GEA AWP GmbH Check valve-filter assembly
CN103410717B (en) * 2013-07-16 2015-05-20 山河智能装备股份有限公司 Hydraulic drill carriage air compressor system unloading control device and method
CN105443358B (en) * 2015-12-31 2017-11-14 广东顺德孔山重工机械有限公司 A kind of air compressor machine with air inlet control and gas circuit check function
CN105443357B (en) * 2015-12-31 2017-11-14 广东顺德孔山重工机械有限公司 A kind of piston type air intake control valve used for air compressor
US20240068461A1 (en) * 2022-08-23 2024-02-29 Bauer Compressors, Inc. Compressor crankcase oil reclamation system
CN115653901B (en) * 2022-11-29 2023-06-23 淄博水环真空泵厂有限公司 Flow regulating system of gas extraction pump

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1863866A (en) * 1929-11-21 1932-06-21 Sullivan Machinery Co Compressor controlling mechanism
US2170358A (en) * 1936-03-25 1939-08-22 Wainwright Charles Multistep intake unloader
US2787411A (en) * 1952-04-28 1957-04-02 Joy Mfg Co Compressor unloading mechanism
US3059832A (en) * 1954-05-11 1962-10-23 Chicago Pneumatic Tool Co Unloader control for a rotary compressor
US2894677A (en) * 1956-10-16 1959-07-14 Chicago Pneumatic Tool Co Rotary compressor control
US3105630A (en) * 1960-06-02 1963-10-01 Atlas Copco Ab Compressor units
US3168236A (en) * 1963-09-05 1965-02-02 Jaeger Machine Co Oil scavenging system for a rotary compressor
US3582233A (en) * 1969-04-24 1971-06-01 Worthington Corp Rotary compressor control system
US3602610A (en) * 1970-02-19 1971-08-31 Worthington Corp Control system for rotary compressors

Also Published As

Publication number Publication date
AU5243773A (en) 1974-08-22
JPS5340965B2 (en) 1978-10-30
BE798920A (en) 1973-08-16
GB1415936A (en) 1975-12-03
US3788776A (en) 1974-01-29
ZA731143B (en) 1974-10-30
JPS4952311A (en) 1974-05-21
AU472958B2 (en) 1976-06-10

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