EP1705379A4 - Screw compressor - Google Patents

Screw compressor

Info

Publication number
EP1705379A4
EP1705379A4 EP03780975A EP03780975A EP1705379A4 EP 1705379 A4 EP1705379 A4 EP 1705379A4 EP 03780975 A EP03780975 A EP 03780975A EP 03780975 A EP03780975 A EP 03780975A EP 1705379 A4 EP1705379 A4 EP 1705379A4
Authority
EP
European Patent Office
Prior art keywords
screw compressor
compressor
screw
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.)
Granted
Application number
EP03780975A
Other languages
German (de)
French (fr)
Other versions
EP1705379A1 (en
EP1705379B1 (en
Inventor
Masaaki Kamikawa
Hiroyuki Yoneda
Souichi Shiraishi
H Yamakawa
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of EP1705379A1 publication Critical patent/EP1705379A1/en
Publication of EP1705379A4 publication Critical patent/EP1705379A4/en
Application granted granted Critical
Publication of EP1705379B1 publication Critical patent/EP1705379B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/02—Lubrication; Lubricant separation
    • F04C29/028—Means for improving or restricting lubricant flow
    • 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
    • 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
    • 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
    • F04C29/04—Heating; Cooling; Heat insulation
    • F04C29/045—Heating; Cooling; Heat insulation of the electric motor in hermetic pumps
    • 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
    • F04C2270/00—Control; Monitoring or safety arrangements
    • F04C2270/17—Tolerance; Play; Gap
    • 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
    • F04C28/06—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids specially adapted for stopping, starting, idling or no-load operation
    • 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
    • F04C28/28—Safety arrangements; Monitoring
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
    • F05C2251/00—Material properties
    • F05C2251/04—Thermal properties
    • F05C2251/048—Heat transfer
EP03780975.3A 2003-12-22 2003-12-22 Screw compressor Expired - Lifetime EP1705379B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2003/016448 WO2005061900A1 (en) 2003-12-22 2003-12-22 Screw compressor

Publications (3)

Publication Number Publication Date
EP1705379A1 EP1705379A1 (en) 2006-09-27
EP1705379A4 true EP1705379A4 (en) 2011-12-21
EP1705379B1 EP1705379B1 (en) 2015-04-01

Family

ID=34708603

Family Applications (1)

Application Number Title Priority Date Filing Date
EP03780975.3A Expired - Lifetime EP1705379B1 (en) 2003-12-22 2003-12-22 Screw compressor

Country Status (5)

Country Link
US (1) US20060182647A1 (en)
EP (1) EP1705379B1 (en)
JP (1) JP4473819B2 (en)
CN (1) CN100387843C (en)
WO (1) WO2005061900A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102356240B (en) * 2009-03-16 2015-03-11 大金工业株式会社 Screw compressor
CN105829715B (en) * 2013-12-18 2019-07-09 开利公司 Compressor assembly and lubricating system for movable part
JP6453682B2 (en) * 2015-03-19 2019-01-16 三菱重工サーマルシステムズ株式会社 Compressor drive motor and cooling method thereof
DE102016011504A1 (en) * 2016-09-21 2018-03-22 Knorr-Bremse Systeme für Nutzfahrzeuge GmbH System for a commercial vehicle comprising a screw compressor and an electric motor
BE1029289B1 (en) * 2021-04-09 2022-11-17 Atlas Copco Airpower Nv Element, device and method for compressing gas to be compressed at a low temperature

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2914726A1 (en) * 1978-05-29 1979-12-06 Luft U Kaeltetechnik Veb K HERMETIC MOTOR COMPRESSOR UNIT WITH SCREW COMPRESSOR
JPS5776298A (en) * 1980-10-30 1982-05-13 Ebara Corp Screw compressor
JPS57135292A (en) * 1981-02-12 1982-08-20 Ebara Corp Screw compressor
WO1983003641A1 (en) * 1982-04-13 1983-10-27 Glanvall, Rune Compressor of hermetical type
JP2003161274A (en) * 2001-11-27 2003-06-06 Mitsubishi Heavy Ind Ltd Screw type fluid device
JP2003322093A (en) * 2002-04-26 2003-11-14 Mitsubishi Heavy Ind Ltd Screw type fluid machine and refrigerating device provided with the same

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1409868A (en) * 1920-08-05 1922-03-14 W M Hardwick Pump
US1672571A (en) * 1926-03-27 1928-06-05 Leonard Pump & Motor Co Compressor
US1706829A (en) * 1928-05-28 1929-03-26 Joseph Mercadante Pump
US2388523A (en) * 1942-06-03 1945-11-06 Gen Electric Lubricant heating system for turbosuperchargers and the like
US2938664A (en) * 1955-01-17 1960-05-31 Leybold S Nachfolger Fa E Pump
US3129877A (en) * 1956-05-17 1964-04-21 Svenska Rotor Maskiner Ab Rotary piston, positive displacement compressor
GB2164095B (en) * 1984-09-05 1988-01-27 Hydrovane Compressor Rotary air compressors
JPS61265381A (en) * 1985-05-20 1986-11-25 Hitachi Ltd Gas injector for screw compressor
US4780061A (en) * 1987-08-06 1988-10-25 American Standard Inc. Screw compressor with integral oil cooling
JPH01167490A (en) * 1987-12-22 1989-07-03 Sumitomo Heavy Ind Ltd Cooling method for lubricating oil of pneumatic compressor
JPH01313686A (en) * 1988-06-10 1989-12-19 Hitachi Ltd Nonlubricated screw compressor
JPH02275089A (en) * 1989-04-13 1990-11-09 Kobe Steel Ltd Screw type vacuum pump
JPH057985U (en) * 1991-07-15 1993-02-02 株式会社神戸製鋼所 Oil cooling type compressor
JP3170882B2 (en) 1992-07-24 2001-05-28 ダイキン工業株式会社 Single screw compressor
JP3499110B2 (en) * 1997-08-11 2004-02-23 株式会社神戸製鋼所 Oil-cooled screw compressor
DE19745616A1 (en) * 1997-10-10 1999-04-15 Leybold Vakuum Gmbh Cooling system for helical vacuum pump
JPH11336684A (en) * 1998-05-22 1999-12-07 Hitachi Ltd Jacket cooling device for oil-free screw compressor
US7186101B2 (en) * 1998-07-31 2007-03-06 The Texas A&M University System Gerotor apparatus for a quasi-isothermal Brayton cycle Engine
JP3668616B2 (en) * 1998-09-17 2005-07-06 株式会社日立産機システム Oil-free screw compressor
DE19845993A1 (en) * 1998-10-06 2000-04-20 Bitzer Kuehlmaschinenbau Gmbh Screw compressor
JP3899238B2 (en) * 2001-04-11 2007-03-28 株式会社神戸製鋼所 Oil-cooled screw compressor
US6834513B2 (en) * 2001-05-07 2004-12-28 Carrier Corporation Crankcase heater control
US7059839B2 (en) * 2002-12-10 2006-06-13 Tecumseh Products Company Horizontal compressor end cap with a terminal, a visually transparent member, and a heater well mounted on the end cap projection
US7037091B2 (en) * 2003-05-19 2006-05-02 Bristol Compressors, Inc. Crankcase heater mounting for a compressor

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2914726A1 (en) * 1978-05-29 1979-12-06 Luft U Kaeltetechnik Veb K HERMETIC MOTOR COMPRESSOR UNIT WITH SCREW COMPRESSOR
JPS5776298A (en) * 1980-10-30 1982-05-13 Ebara Corp Screw compressor
JPS57135292A (en) * 1981-02-12 1982-08-20 Ebara Corp Screw compressor
WO1983003641A1 (en) * 1982-04-13 1983-10-27 Glanvall, Rune Compressor of hermetical type
JP2003161274A (en) * 2001-11-27 2003-06-06 Mitsubishi Heavy Ind Ltd Screw type fluid device
JP2003322093A (en) * 2002-04-26 2003-11-14 Mitsubishi Heavy Ind Ltd Screw type fluid machine and refrigerating device provided with the same

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2005061900A1 *

Also Published As

Publication number Publication date
EP1705379A1 (en) 2006-09-27
JP4473819B2 (en) 2010-06-02
JPWO2005061900A1 (en) 2007-07-12
US20060182647A1 (en) 2006-08-17
CN100387843C (en) 2008-05-14
CN1745252A (en) 2006-03-08
EP1705379B1 (en) 2015-04-01
WO2005061900A1 (en) 2005-07-07

Similar Documents

Publication Publication Date Title
TWI340206B (en) Multi-tiered-recess screws
AU157465S (en) Refrigerator
GB0216346D0 (en) Compressors
EP1526283A4 (en) Compressor
HK1081628A1 (en) Compressor
EP1703127A4 (en) Compressor
GB2392738B (en) Screw compressor
EP1541868A4 (en) Refrigerant compressor
EP1640609A4 (en) Compressor
AU2003289529A1 (en) Compressor
HK1060384A1 (en) Multi-rotor screw compressor
EP1650439A4 (en) Compressor
EP1705379A4 (en) Screw compressor
GB0304285D0 (en) Scroll compressor
HK1066258A1 (en) Screw compressor
GB0200058D0 (en) Screw jet or compressor
GB0315702D0 (en) Groundbait compressor
GB0321798D0 (en) Refrigerant
EP1584819A4 (en) Compressor
GB0321088D0 (en) Compressor
TW585232U (en) Self-tapping screw
TW560584U (en) Improvement of screw
AU158381S (en) Refrigerator
GB2409167B (en) Refrigeration units
TW575100U (en) Self-tapping screw

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20050706

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): GB IT

DAX Request for extension of the european patent (deleted)
RBV Designated contracting states (corrected)

Designated state(s): GB IT

A4 Supplementary search report drawn up and despatched

Effective date: 20111117

RIC1 Information provided on ipc code assigned before grant

Ipc: F04C 29/00 20060101ALI20111111BHEP

Ipc: F04C 29/04 20060101ALI20111111BHEP

Ipc: F04C 29/02 20060101ALI20111111BHEP

Ipc: F04C 18/16 20060101AFI20111111BHEP

17Q First examination report despatched

Effective date: 20120411

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

INTG Intention to grant announced

Effective date: 20141021

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): GB IT

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed

Effective date: 20160105

REG Reference to a national code

Ref country code: GB

Ref legal event code: 746

Effective date: 20180205

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: IT

Payment date: 20221111

Year of fee payment: 20

Ref country code: GB

Payment date: 20221103

Year of fee payment: 20

P01 Opt-out of the competence of the unified patent court (upc) registered

Effective date: 20230512

REG Reference to a national code

Ref country code: GB

Ref legal event code: PE20

Expiry date: 20231221

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Free format text: LAPSE BECAUSE OF EXPIRATION OF PROTECTION

Effective date: 20231221

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Free format text: LAPSE BECAUSE OF EXPIRATION OF PROTECTION

Effective date: 20231221