CH677956A5 - - Google Patents
Download PDFInfo
- 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
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)
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 (it) | 1991-07-15 |
Family
ID=25378476
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH2318/87A CH677956A5 (it) | 1986-07-02 | 1987-06-19 |
Country Status (4)
Country | Link |
---|---|
JP (2) | JPS6325398A (it) |
KR (1) | KR880001931A (it) |
CH (1) | CH677956A5 (it) |
GB (1) | GB2192231B (it) |
Cited By (1)
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)
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 |
US20110318182A1 (en) * | 2009-03-05 | 2011-12-29 | Airzen Co.,Ltd | Gas compressor and method for controlling flow rate thereof |
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 |
JP2020510152A (ja) * | 2017-03-09 | 2020-04-02 | ジョンソン コントロールズ テクノロジー カンパニーJohnson Controls Technology Company | 圧縮器のためのコレクタ |
WO2018165474A1 (en) * | 2017-03-09 | 2018-09-13 | Johnson Controls Technology Company | Variable geometry diffuser ring |
Family Cites Families (9)
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 |
-
1987
- 1987-06-19 CH CH2318/87A patent/CH677956A5/de not_active IP Right Cessation
- 1987-06-30 GB GB8715310A patent/GB2192231B/en not_active Expired - Lifetime
- 1987-07-01 JP JP62165129A patent/JPS6325398A/ja active Pending
- 1987-07-02 KR KR1019870007031A patent/KR880001931A/ko not_active Application Discontinuation
-
1990
- 1990-12-27 JP JP405080U patent/JPH057999U/ja active Granted
Cited By (1)
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 |
---|---|
GB2192231B (en) | 1991-03-13 |
JPH057999U (ja) | 1993-02-02 |
GB2192231A (en) | 1988-01-06 |
JPS6325398A (ja) | 1988-02-02 |
GB8715310D0 (en) | 1987-08-05 |
JPH0541280Y2 (it) | 1993-10-19 |
KR880001931A (ko) | 1988-04-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE60315083T2 (de) | Ejektor zur Druckverminderung mit verstellbarer Drosseldüse | |
DE69306026T2 (de) | Verfahren und Vorrichtung zum Detektieren und Verhüten des Pumpens in einem Kreiselverdichter | |
DE60102418T2 (de) | Wassererhitzer mit Wärmepumpe | |
DE2855157C2 (de) | Spaltsteuereinrichtung für ein Gasturbinentriebwerk | |
DE102004009966B4 (de) | Ejektorpumpe mit konisch zulaufender Düse und konisch zulaufender Nadel | |
DE69725212T2 (de) | Variabler rohrförmiger Diffusor für Kreiselverdichter | |
DE19852127B4 (de) | Expansionsorgan und hierfür verwendbare Ventileinheit | |
EP2321589B1 (de) | Hochtemperaturwärmepumpe und verfahren zu deren regelung | |
DE112013002162T5 (de) | Kältekreislaufsystem | |
DE10043169A1 (de) | Wärmepumpen-Heißwasserversorgungssystem zum Durchführen eines Entfrostungsvorgangs | |
DE2627526A1 (de) | Bewegliches ausdehnungsventil | |
DE1403485A1 (de) | Verdichtersteuerung | |
DE102004019364A1 (de) | Dampfkompressions-Kühlkreis mit Ejektorpumpe | |
DE102007018504A1 (de) | Kühl- und Schmiermittelversorgungssystem eines Getriebes | |
CH677956A5 (it) | ||
DE69416247T2 (de) | Betriebssteuersystem für Turboströmungsmaschinen | |
EP3167197B1 (de) | Verfahren zur druck- und temperaturreglung eines fluids in einer serie von kryogenen verdichtern | |
EP1275852A2 (de) | Abgasturbolader in einer Brennkraftmaschine | |
DE2061917C3 (de) | Kühleinrichtung mit einem Durchflußsteuerventil zwischen Kondensator und Dosiervorrichtung | |
US4164962A (en) | Control valve for parallel flows | |
DE1628228B2 (de) | Regelvorrichtung fuer einen verdichter | |
DE102007013485A1 (de) | Verfahren zur Regelung einer CO2-Kälteanlage mit zweistufiger Verdichtung | |
EP3167196B1 (de) | Verfahren zur regelung der drehzahl von seriengeschalteten kryogenen verdichtern | |
DE102016212425A1 (de) | Kreiselpumpe | |
DE1903512A1 (de) | Gasturbinenmotor mit aerodynamischem Drehmomentwandlerantrieb |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |