CH677956A5 - - Google Patents

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Publication number
CH677956A5
CH677956A5 CH2318/87A CH231887A CH677956A5 CH 677956 A5 CH677956 A5 CH 677956A5 CH 2318/87 A CH2318/87 A CH 2318/87A CH 231887 A CH231887 A CH 231887A CH 677956 A5 CH677956 A5 CH 677956A5
Authority
CH
Switzerland
Prior art keywords
flow
diffuser channel
compressor
annular diffuser
movable ring
Prior art date
Application number
CH2318/87A
Other languages
German (de)
English (en)
Inventor
Joost J Brasz
Original Assignee
Carrier 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 Carrier Corp filed Critical Carrier Corp
Publication of CH677956A5 publication Critical patent/CH677956A5/de

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D17/00—Regulating or controlling by varying flow
    • F01D17/10—Final actuators
    • F01D17/12—Final actuators arranged in stator parts
    • F01D17/14—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits
    • F01D17/141—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits by means of shiftable members or valves obturating part of the flow path
    • F01D17/143—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits by means of shiftable members or valves obturating part of the flow path the shiftable member being a wall, or part thereof of a radial diffuser
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • F04D27/02—Surge control
    • F04D27/0246—Surge control by varying geometry within the pumps, e.g. by adjusting vanes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • F04D27/02—Surge control
    • F04D27/0253—Surge control by throttling
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2250/00—Geometry
    • F05D2250/50—Inlet or outlet
    • F05D2250/51—Inlet
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2250/00—Geometry
    • F05D2250/50—Inlet or outlet
    • F05D2250/52—Outlet

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Control Of Positive-Displacement Air Blowers (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
CH2318/87A 1986-07-02 1987-06-19 CH677956A5 (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US88143586A 1986-07-02 1986-07-02

Publications (1)

Publication Number Publication Date
CH677956A5 true CH677956A5 (enrdf_load_html_response) 1991-07-15

Family

ID=25378476

Family Applications (1)

Application Number Title Priority Date Filing Date
CH2318/87A CH677956A5 (enrdf_load_html_response) 1986-07-02 1987-06-19

Country Status (4)

Country Link
JP (2) JPS6325398A (enrdf_load_html_response)
KR (1) KR880001931A (enrdf_load_html_response)
CH (1) CH677956A5 (enrdf_load_html_response)
GB (1) GB2192231B (enrdf_load_html_response)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6619072B2 (en) 2000-08-02 2003-09-16 Mitsubishi Heavy Industries, Ltd. Turbocompressor and refrigerating machine

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4802817A (en) * 1987-12-23 1989-02-07 Sundstrand Corporation Centrifugal pump with self-regulating impeller discharge shutter
JP5394509B2 (ja) * 2009-03-05 2014-01-22 エアゼン・カンパニー・リミテッド 気体圧縮機
JP6152062B2 (ja) * 2014-02-19 2017-06-21 三菱重工業株式会社 遠心圧縮機、ターボ冷凍機、過給機、及び遠心圧縮機の制御方法
JP6152061B2 (ja) * 2014-02-19 2017-06-21 三菱重工業株式会社 遠心圧縮機、ターボ冷凍機、過給機、及び遠心圧縮機の制御方法
CN104131999B (zh) * 2014-07-23 2017-07-28 珠海格力电器股份有限公司 离心式压缩机的调节结构及离心式压缩机
WO2017015443A1 (en) 2015-07-22 2017-01-26 Carrier Corporation Diffuser restriction ring
EP3592986A1 (en) * 2017-03-09 2020-01-15 Johnson Controls Technology Company Collector for a compressor
CN110582647A (zh) * 2017-03-09 2019-12-17 江森自控科技公司 可变几何形状扩散器环

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1409465A (fr) * 1964-07-18 1965-08-27 Cem Comp Electro Mec Perfectionnement aux soufflantes et machines tournantes analogues
US3362625A (en) * 1966-09-06 1968-01-09 Carrier Corp Centrifugal gas compressor
BE793550A (fr) * 1971-12-29 1973-04-16 Gen Electric Pompe centrifuge a diffuseur reglable
JPS54104007A (en) * 1978-02-01 1979-08-15 Hitachi Ltd Diffuser for centrifugal compressor
CA1119140A (en) * 1978-12-26 1982-03-02 Phiroze Bandukwalla Centrifugal vapor compressor and a diffuser control therefor
US4265589A (en) * 1979-06-18 1981-05-05 Westinghouse Electric Corp. Method and apparatus for surge detection and control in centrifugal gas compressors
US4378194A (en) * 1980-10-02 1983-03-29 Carrier Corporation Centrifugal compressor
US4643639A (en) * 1984-12-24 1987-02-17 Sundstrand Corporation Adjustable centrifugal pump
GB8611643D0 (en) * 1986-05-13 1986-06-18 Sauter R J Centrifugal impellers

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6619072B2 (en) 2000-08-02 2003-09-16 Mitsubishi Heavy Industries, Ltd. Turbocompressor and refrigerating machine

Also Published As

Publication number Publication date
JPH0541280Y2 (enrdf_load_html_response) 1993-10-19
GB2192231B (en) 1991-03-13
KR880001931A (ko) 1988-04-27
JPH057999U (ja) 1993-02-02
GB8715310D0 (en) 1987-08-05
GB2192231A (en) 1988-01-06
JPS6325398A (ja) 1988-02-02

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Legal Events

Date Code Title Description
PL Patent ceased