ITVI20050272A1 - Compressore volumetrico a vite perfezionato - Google Patents

Compressore volumetrico a vite perfezionato

Info

Publication number
ITVI20050272A1
ITVI20050272A1 IT000272A ITVI20050272A ITVI20050272A1 IT VI20050272 A1 ITVI20050272 A1 IT VI20050272A1 IT 000272 A IT000272 A IT 000272A IT VI20050272 A ITVI20050272 A IT VI20050272A IT VI20050272 A1 ITVI20050272 A1 IT VI20050272A1
Authority
IT
Italy
Prior art keywords
fluid
channels
casing
cylinder
slide valve
Prior art date
Application number
IT000272A
Other languages
English (en)
Inventor
Enrico Faccio
Andrea Tonin
Original Assignee
Refcomp Spa
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 Refcomp Spa filed Critical Refcomp Spa
Priority to IT000272A priority Critical patent/ITVI20050272A1/it
Priority to US11/529,654 priority patent/US20070086908A1/en
Priority to EP06122271A priority patent/EP1775474B1/en
Priority to AT06122271T priority patent/ATE510129T1/de
Priority to CNA2006101411533A priority patent/CN1948761A/zh
Publication of ITVI20050272A1 publication Critical patent/ITVI20050272A1/it

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
    • F04C28/10—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
    • 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
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/08—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C18/12—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
    • F04C18/14—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
    • F04C18/16—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Refuse Collection And Transfer (AREA)
IT000272A 2005-10-14 2005-10-14 Compressore volumetrico a vite perfezionato ITVI20050272A1 (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT000272A ITVI20050272A1 (it) 2005-10-14 2005-10-14 Compressore volumetrico a vite perfezionato
US11/529,654 US20070086908A1 (en) 2005-10-14 2006-09-28 Volumetric screw compressor
EP06122271A EP1775474B1 (en) 2005-10-14 2006-10-13 Screw compressor
AT06122271T ATE510129T1 (de) 2005-10-14 2006-10-13 Schraubenverdichter
CNA2006101411533A CN1948761A (zh) 2005-10-14 2006-10-13 改进的容量式螺杆压缩机

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT000272A ITVI20050272A1 (it) 2005-10-14 2005-10-14 Compressore volumetrico a vite perfezionato

Publications (1)

Publication Number Publication Date
ITVI20050272A1 true ITVI20050272A1 (it) 2007-04-15

Family

ID=37654786

Family Applications (1)

Application Number Title Priority Date Filing Date
IT000272A ITVI20050272A1 (it) 2005-10-14 2005-10-14 Compressore volumetrico a vite perfezionato

Country Status (5)

Country Link
US (1) US20070086908A1 (it)
EP (1) EP1775474B1 (it)
CN (1) CN1948761A (it)
AT (1) ATE510129T1 (it)
IT (1) ITVI20050272A1 (it)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWM341783U (en) * 2008-03-19 2008-10-01 Motion Technology Co Ltd T Assembling structure for electric actuator and control box
DE102011051730A1 (de) * 2011-07-11 2013-01-17 Bitzer Kühlmaschinenbau Gmbh Schraubenverdichter
DE102012102346A1 (de) * 2012-03-20 2013-09-26 Bitzer Kühlmaschinenbau Gmbh Kältemittelverdichter
ITVI20120070A1 (it) * 2012-03-27 2013-09-28 Refcomp S P A Unipersonale Compressore con separatore d'olio integrato
CN104696219A (zh) * 2013-12-05 2015-06-10 珠海格力电器股份有限公司 螺杆压缩机滑阀装置及螺杆压缩机
CN105626520B (zh) * 2016-04-01 2017-07-28 福建雪人股份有限公司 一种可调节内容积比的半封闭式的螺杆压缩机
BE1026195B1 (nl) * 2018-04-11 2019-11-12 Atlas Copco Airpower Naamloze Vennootschap Vloeistof geïnjecteerde compressorinrichting
DE102018131587A1 (de) * 2018-12-10 2020-06-10 Nidec Gpm Gmbh Regelbare Schraubenspindelpumpe
CN110374870B (zh) * 2019-07-22 2021-02-19 陕西汉机精密机械股份有限公司 一种双螺杆压缩机螺杆转子间隙布置方法

Family Cites Families (18)

* 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
US4412788A (en) * 1981-04-20 1983-11-01 Durham-Bush, Inc. Control system for screw compressor
US4516914A (en) * 1982-09-10 1985-05-14 Frick Company Micro-processor control of moveable slide stop and a moveable slide valve in a helical screw rotary compressor
US4548549A (en) * 1982-09-10 1985-10-22 Frick Company Micro-processor control of compression ratio at full load in a helical screw rotary compressor responsive to compressor drive motor current
GB2159980B (en) * 1982-09-10 1987-10-07 Frick Co Micro-processor control of compression ratio at full load in a helical screw rotary compressor responsive to compressor drive motor current
JPS6193294A (ja) * 1984-10-12 1986-05-12 Daikin Ind Ltd スクリユ−圧縮機の容量制御装置
US4609329A (en) * 1985-04-05 1986-09-02 Frick Company Micro-processor control of a movable slide stop and a movable slide valve in a helical screw rotary compressor with an enconomizer inlet port
JPS61265381A (ja) * 1985-05-20 1986-11-25 Hitachi Ltd スクリユ−圧縮機のガス噴射装置
US4762469A (en) * 1986-03-03 1988-08-09 American Standard Inc. Rotor anti-reverse rotation arrangement in a screw compressor
US4678406A (en) * 1986-04-25 1987-07-07 Frick Company Variable volume ratio screw compressor with step control
US4909716A (en) * 1988-10-19 1990-03-20 Dunham-Bush Screw step drive internal volume ratio varying system for helical screw rotary compressor
US5713724A (en) * 1994-11-23 1998-02-03 Coltec Industries Inc. System and methods for controlling rotary screw compressors
US5738497A (en) * 1996-02-02 1998-04-14 Hensley; Paul D. Apparatus and method for controlling a rotary screw compressor
DE19935041A1 (de) 1999-07-26 2001-02-08 Bitzer Kuehlmaschinenbau Gmbh Schraubenverdichter
US6279911B1 (en) * 1999-08-24 2001-08-28 Horse Sense Corporation Word game
KR100318418B1 (ko) * 1999-12-30 2001-12-22 신영주 압축기 내장형 오일분리기
ITVI20040034A1 (it) * 2004-03-03 2004-06-03 Refcomp Spa Compressore volumetrico a vite con dispositivo di regolazione della portata

Also Published As

Publication number Publication date
US20070086908A1 (en) 2007-04-19
EP1775474B1 (en) 2011-05-18
ATE510129T1 (de) 2011-06-15
CN1948761A (zh) 2007-04-18
EP1775474A2 (en) 2007-04-18
EP1775474A3 (en) 2008-03-12

Similar Documents

Publication Publication Date Title
ATE510129T1 (de) Schraubenverdichter
US9103465B2 (en) Dual piston actuator and method of use
WO2007120506A3 (en) Control valve assembly for a compressor unloader
US20110036415A1 (en) Internal relief valve for a valve actuator
WO2010127107A3 (en) Drill string flow control valves and methods
DK2660186T3 (da) Afgivelsesventil til drikkevarefordelingssystem
ATE443827T1 (de) Ventil, insbesondere proportional- druckbegrenzungsventil
WO2008087511A3 (en) Pressure regulator
JP2010539412A (ja) 複動形流体流れ方向制御弁
ATE475923T1 (de) Konstanter ventildurchfluss
EP2028408A4 (en) VALVE OIL DRIVE
WO2008134542A3 (en) Positive displacement injection pump
NZ582385A (en) Capacity modultion system for a compression system for a heat pump/refridgerator
GB2434130A (en) Improvements to steering mechanisms
WO2008000698A3 (en) Equipment for continuous regulation of the flow rate of reciprocating compressors
CN205781249U (zh) 气动旋转单向阀装置
US10591083B2 (en) Valve actuating device with opening reduced speed
RU2012155750A (ru) Клапанный узел, использующийся в поршневых компрессорах, поршневой компрессор и способ модификации компрессора
DK1919800T3 (da) Trykstyringsindretning til en fluiddispenseringsbeholder og fremgangsmåde til fremstilling deraf
US771327A (en) Valve.
MXPA02009808A (es) Aparato para comprimir fluido.
ATE422026T1 (de) Kryoverdichter mit hochdruckphasentrenner
BRPI0404404A (pt) Modulador e atuador de freio
US8851444B2 (en) Pump flow restricting device
AU2003903803A0 (en) Poppet type flow control valve