DE69107010D1 - Method and device for controlling the volume of a compressor. - Google Patents

Method and device for controlling the volume of a compressor.

Info

Publication number
DE69107010D1
DE69107010D1 DE69107010T DE69107010T DE69107010D1 DE 69107010 D1 DE69107010 D1 DE 69107010D1 DE 69107010 T DE69107010 T DE 69107010T DE 69107010 T DE69107010 T DE 69107010T DE 69107010 D1 DE69107010 D1 DE 69107010D1
Authority
DE
Germany
Prior art keywords
compressor
volume
controlling
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 - Lifetime
Application number
DE69107010T
Other languages
German (de)
Other versions
DE69107010T2 (en
Inventor
Seiji Tsuru
Junji Okita
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.)
Hitachi Plant Technologies Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of DE69107010D1 publication Critical patent/DE69107010D1/en
Application granted granted Critical
Publication of DE69107010T2 publication Critical patent/DE69107010T2/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
    • F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
    • F04C28/24—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by using valves controlling pressure or flow rate, e.g. discharge valves or unloading valves
    • 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
    • F04B49/06—Control using electricity
    • F04B49/065—Control using electricity and making use of computers
    • 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
    • F04B49/08—Regulating by delivery pressure
DE1991607010 1990-10-24 1991-10-22 Method and device for controlling the volume of a compressor. Expired - Lifetime DE69107010T2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP02284279A JP3125794B2 (en) 1990-10-24 1990-10-24 Method and apparatus for controlling capacity of screw compressor

Publications (2)

Publication Number Publication Date
DE69107010D1 true DE69107010D1 (en) 1995-03-09
DE69107010T2 DE69107010T2 (en) 1995-08-24

Family

ID=17676478

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1991607010 Expired - Lifetime DE69107010T2 (en) 1990-10-24 1991-10-22 Method and device for controlling the volume of a compressor.

Country Status (4)

Country Link
EP (1) EP0482592B1 (en)
JP (1) JP3125794B2 (en)
KR (1) KR950013891B1 (en)
DE (1) DE69107010T2 (en)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5401149A (en) * 1992-09-11 1995-03-28 Hitachi, Ltd. Package-type screw compressor having coated rotors
US5343384A (en) * 1992-10-13 1994-08-30 Ingersoll-Rand Company Method and apparatus for controlling a system of compressors to achieve load sharing
JP5222900B2 (en) * 1996-02-19 2013-06-26 株式会社日立産機システム Operation method of screw compressor
JP4792383B2 (en) * 1996-02-19 2011-10-12 株式会社日立産機システム Operation method of screw compressor
JP3607042B2 (en) 1997-06-04 2005-01-05 株式会社神戸製鋼所 Compressor operation method
US6206652B1 (en) 1998-08-25 2001-03-27 Copeland Corporation Compressor capacity modulation
JP4520608B2 (en) 2000-09-20 2010-08-11 株式会社日立プラントテクノロジー Screw compressor
JP2007198199A (en) * 2006-01-25 2007-08-09 Hitachi Industrial Equipment Systems Co Ltd Capacity control device and capacity control method for screw compressor
US8157538B2 (en) 2007-07-23 2012-04-17 Emerson Climate Technologies, Inc. Capacity modulation system for compressor and method
BRPI1007407A2 (en) 2009-01-27 2016-02-16 Emerson Climate Technologies unloading system and method for a compressor
JP5224474B2 (en) 2009-12-02 2013-07-03 アネスト岩田株式会社 Compressor capacity control method and compressor
JP2012127253A (en) * 2010-12-15 2012-07-05 Kobe Steel Ltd Screw compressor
CN103291595A (en) * 2013-06-24 2013-09-11 中国石化集团南京化学工业有限公司 Improved device for overpressure protection system of high-pressure coal slurry pump
JP5896965B2 (en) * 2013-09-04 2016-03-30 株式会社神戸製鋼所 Compressor and pressure control method thereof
JP6220303B2 (en) * 2014-03-27 2017-10-25 株式会社神戸製鋼所 Compression device and control method of compression device
CN106368940B (en) * 2016-09-29 2018-02-09 北京宇航系统工程研究所 A kind of pressure charging system and its implementation for piston pump
CN110454371B (en) * 2019-08-19 2021-04-06 蘑菇物联技术（深圳）有限公司 Method for dynamically matching lower pressure limiting during joint control of air compression station
CN110454370B (en) * 2019-08-19 2020-11-10 蘑菇物联技术（深圳）有限公司 Method for dynamically optimizing joint control pressure band of air compression station

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE764179C (en) * 1938-12-28 1953-04-27 Klein Compressor system with pressure control
JPS56143392A (en) * 1980-04-09 1981-11-09 Hitachi Ltd Device for monitoring screw compressor
JPS5870078A (en) * 1981-10-21 1983-04-26 Hitachi Ltd Supervising apparatus for screw compressor
JPS58167890A (en) * 1982-03-29 1983-10-04 Hitachi Ltd Control for compressor
JPS60243397A (en) * 1984-05-17 1985-12-03 Kobe Steel Ltd Controlling method of capacity of centrifugal compressor
JP2737254B2 (en) * 1989-06-08 1998-04-08 北越工業株式会社 Switching method of compressor capacity control

Also Published As

Publication number Publication date
DE69107010T2 (en) 1995-08-24
EP0482592A1 (en) 1992-04-29
JP3125794B2 (en) 2001-01-22
KR950013891B1 (en) 1995-11-17
EP0482592B1 (en) 1995-01-25
JPH04159491A (en) 1992-06-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: HITACHI PLANT TECHNOLOGIES, LTD., TOKIO, JP