DE3674421D1 - Diffusor-leitschaufelabdichtung fuer zentrifugalkompressor. - Google Patents
Diffusor-leitschaufelabdichtung fuer zentrifugalkompressor.Info
- Publication number
- DE3674421D1 DE3674421D1 DE8686630009T DE3674421T DE3674421D1 DE 3674421 D1 DE3674421 D1 DE 3674421D1 DE 8686630009 T DE8686630009 T DE 8686630009T DE 3674421 T DE3674421 T DE 3674421T DE 3674421 D1 DE3674421 D1 DE 3674421D1
- Authority
- DE
- Germany
- Prior art keywords
- diffuser
- van
- seal
- centrifugal compressor
- openings
- 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
Links
- 238000004378 air conditioning Methods 0.000 abstract 1
- 239000012530 fluid Substances 0.000 abstract 1
- 238000005057 refrigeration Methods 0.000 abstract 1
- 238000007789 sealing Methods 0.000 abstract 1
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
- F04D29/00—Details, component parts, or accessories
- F04D29/08—Sealings
- F04D29/083—Sealings especially adapted for elastic fluid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/44—Fluid-guiding means, e.g. diffusers
- F04D29/46—Fluid-guiding means, e.g. diffusers adjustable
- F04D29/462—Fluid-guiding means, e.g. diffusers adjustable especially adapted for elastic fluid pumps
- F04D29/464—Fluid-guiding means, e.g. diffusers adjustable especially adapted for elastic fluid pumps adjusting flow cross-section, otherwise than by using adjustable stator blades
-
- 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)
- Structures Of Non-Positive Displacement Pumps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/694,552 US4844690A (en) | 1985-01-24 | 1985-01-24 | Diffuser vane seal for a centrifugal compressor |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3674421D1 true DE3674421D1 (de) | 1990-10-31 |
Family
ID=24789318
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8686630009T Expired - Lifetime DE3674421D1 (de) | 1985-01-24 | 1986-01-16 | Diffusor-leitschaufelabdichtung fuer zentrifugalkompressor. |
Country Status (4)
Country | Link |
---|---|
US (1) | US4844690A (de) |
EP (1) | EP0189364B1 (de) |
JP (1) | JPH0684759B2 (de) |
DE (1) | DE3674421D1 (de) |
Families Citing this family (42)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01219397A (ja) * | 1988-02-26 | 1989-09-01 | Hitachi Ltd | 遠心圧縮機のディフューザ |
US4869642A (en) * | 1988-06-09 | 1989-09-26 | Allied-Signal Inc. | Variable output vortex pump |
JPH0280800U (de) * | 1988-12-12 | 1990-06-21 | ||
US5116197A (en) * | 1990-10-31 | 1992-05-26 | York International Corporation | Variable geometry diffuser |
US5207559A (en) * | 1991-07-25 | 1993-05-04 | Allied-Signal Inc. | Variable geometry diffuser assembly |
US5235803A (en) * | 1992-03-27 | 1993-08-17 | Sundstrand Corporation | Auxiliary power unit for use in an aircraft |
EP0654587B1 (de) * | 1993-11-19 | 1999-01-20 | Holset Engineering Company Limited | Turbine mit variabler Einlassgeometrie |
US5941684A (en) * | 1997-06-10 | 1999-08-24 | Holset Engineering Company Ltd. | Variable geometry turbine |
US6139262A (en) * | 1998-05-08 | 2000-10-31 | York International Corporation | Variable geometry diffuser |
US6168375B1 (en) * | 1998-10-01 | 2001-01-02 | Alliedsignal Inc. | Spring-loaded vaned diffuser |
DE10100977A1 (de) * | 2001-01-11 | 2002-07-18 | Abb Turbo Systems Ag Baden | Vorrichtung zum Einstellen des Axialspiels bei einem Radialverdichter |
US6872050B2 (en) * | 2002-12-06 | 2005-03-29 | York International Corporation | Variable geometry diffuser mechanism |
US7101151B2 (en) | 2003-09-24 | 2006-09-05 | General Electric Company | Diffuser for centrifugal compressor |
US20070196206A1 (en) * | 2006-02-17 | 2007-08-23 | Honeywell International, Inc. | Pressure load compressor diffuser |
US7905703B2 (en) * | 2007-05-17 | 2011-03-15 | General Electric Company | Centrifugal compressor return passages using splitter vanes |
JP2010531957A (ja) * | 2007-06-26 | 2010-09-30 | ボーグワーナー・インコーポレーテッド | 可変容量ターボチャージャ |
US8033782B2 (en) * | 2008-01-16 | 2011-10-11 | Elliott Company | Method to prevent brinelling wear of slot and pin assembly |
GB2462115A (en) * | 2008-07-25 | 2010-01-27 | Cummins Turbo Tech Ltd | Variable geometry turbine |
US7775827B2 (en) * | 2008-11-26 | 2010-08-17 | Cheng Uei Precision Industry Co., Ltd. | Flexible printed circuit board connector |
JP5308214B2 (ja) * | 2009-03-31 | 2013-10-09 | 三菱重工業株式会社 | ターボ冷凍機およびその制御方法 |
GB0921350D0 (en) | 2009-12-05 | 2010-01-20 | Cummins Turbo Tech Ltd | Vaariable geometry turbomachine |
EP2546527B8 (de) * | 2010-03-09 | 2016-10-19 | Toyota Jidosha Kabushiki Kaisha | Verteilervorrichtung, zentrifugalverdichter und turbosuperlader |
US8863513B2 (en) * | 2010-03-18 | 2014-10-21 | Toyota Jidosha Kabushiki Kaisha | Centrifugal compressor and turbo supercharger |
DE102010020379A1 (de) * | 2010-05-12 | 2011-11-17 | Siemens Aktiengesellschaft | Einstellbarer Radialverdichterdiffusor |
US8858165B2 (en) | 2010-09-30 | 2014-10-14 | Rolls-Royce Corporation | Seal arrangement for variable vane |
US8915704B2 (en) * | 2011-06-15 | 2014-12-23 | Honeywell International Inc. | Turbocharger variable-nozzle assembly with vane sealing ring |
CN103075370B (zh) * | 2011-10-26 | 2015-06-17 | 珠海格力电器股份有限公司 | 可调扩压器结构及具有该可调扩压器结构的压缩机 |
CN107816440B (zh) * | 2012-08-30 | 2020-03-06 | 三菱重工发动机和增压器株式会社 | 离心压缩机 |
US9341193B2 (en) | 2013-04-04 | 2016-05-17 | Hamilton Sundstrand Corporation | Cabin air compressor diffuser vane drive ring |
CN104421209B (zh) * | 2013-08-26 | 2017-02-08 | 珠海格力电器股份有限公司 | 调节器结构及离心式压缩机 |
US10330105B2 (en) | 2013-08-27 | 2019-06-25 | Danfoss A/S | Compressor including flow control insert and electromagnetic actuator |
JP6256142B2 (ja) * | 2014-03-26 | 2018-01-10 | 株式会社豊田自動織機 | 遠心圧縮機 |
US9568018B2 (en) | 2014-05-30 | 2017-02-14 | Hamilton Sundstrand Corporation | Cover plate for cabin air compressor |
JP6621982B2 (ja) * | 2014-12-02 | 2019-12-18 | 三菱重工業株式会社 | コンプレッサ、これを備えた過給機、ならびにコンプレッサのスロート通路幅調整方法 |
ITUA20161854A1 (it) * | 2016-03-21 | 2017-09-21 | Nuovo Pignone Tecnologie Srl | Compressore centrifugo con pale del diffusore senza perdite di flusso e metodo di assemblaggio di un compressore centrifugo |
GB2555872A (en) * | 2016-11-15 | 2018-05-16 | Cummins Ltd | Vane arrangement for a turbo-machine |
EP3633151A1 (de) * | 2018-10-05 | 2020-04-08 | Rolls-Royce plc | Diffusor mit variabler geometrie |
CN109356886A (zh) * | 2018-12-17 | 2019-02-19 | 珠海格力电器股份有限公司 | 离心式压缩机及扩压器装置 |
US11773870B1 (en) | 2022-09-12 | 2023-10-03 | Hamilton Sundstrand Corporation | Variable channel diffuser |
US11873839B1 (en) | 2022-09-12 | 2024-01-16 | Hamilton Sundstrand Corporation | Variable vaneless diffuser with moving floor |
US11885352B1 (en) | 2022-09-12 | 2024-01-30 | Hamilton Sundstrand Corporation | Variable channel diffuser with moving floor |
GB202213999D0 (en) * | 2022-09-26 | 2022-11-09 | Rolls Royce Plc | Dynamic sealing assembly |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1074206B (de) * | 1958-01-20 | 1960-01-28 | Gebrüder Sulzer Aktiengesellschaft, Winterthur (Schweiz) | Leitrad für Turbomaschinen |
FR1270556A (fr) * | 1960-07-04 | 1961-09-01 | Neyrpic Ets | Perfectionnements à la commande de vannes cylindriques |
NL121768C (de) * | 1964-05-11 | |||
US3379445A (en) * | 1965-03-30 | 1968-04-23 | Garlock Inc | Seal for axially movable rod |
US3362624A (en) * | 1966-09-06 | 1968-01-09 | Carrier Corp | Centrifugal gas compressor |
US3478955A (en) * | 1968-03-11 | 1969-11-18 | Dresser Ind | Variable area diffuser for compressor |
US3749513A (en) * | 1970-09-22 | 1973-07-31 | Eaton Corp | Fluid turbomotor |
DE2243873B2 (de) * | 1972-09-07 | 1975-01-16 | Gutehoffnungshuette Sterkrade Ag, 4200 Oberhausen | Labyrinthdichtung für Turboverdichter |
ZW23379A1 (en) * | 1978-12-07 | 1981-07-01 | Ici Ltd | Manufacture of polymer dispersions and coating compositions derived from them |
DE2931766C2 (de) * | 1979-08-04 | 1982-08-05 | MTU Motoren- und Turbinen-Union München GmbH, 8000 München | Dichtungseinrichtung für die freien Schaufelenden eines Verstell-Leitapparates einer Gasturbine |
IT1138616B (it) * | 1980-10-02 | 1986-09-17 | Carrier Corp | Compressore centrifugo |
US4378194A (en) * | 1980-10-02 | 1983-03-29 | Carrier Corporation | Centrifugal compressor |
US4403914A (en) * | 1981-07-13 | 1983-09-13 | Teledyne Industries, Inc. | Variable geometry device for turbomachinery |
US4460310A (en) * | 1982-06-28 | 1984-07-17 | Carrier Corporation | Diffuser throttle ring control |
US4527949A (en) * | 1983-09-12 | 1985-07-09 | Carrier Corporation | Variable width diffuser |
-
1985
- 1985-01-24 US US06/694,552 patent/US4844690A/en not_active Expired - Fee Related
-
1986
- 1986-01-16 EP EP86630009A patent/EP0189364B1/de not_active Expired - Lifetime
- 1986-01-16 DE DE8686630009T patent/DE3674421D1/de not_active Expired - Lifetime
- 1986-01-24 JP JP61013567A patent/JPH0684759B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US4844690A (en) | 1989-07-04 |
EP0189364B1 (de) | 1990-09-26 |
EP0189364A2 (de) | 1986-07-30 |
JPH0684759B2 (ja) | 1994-10-26 |
EP0189364A3 (en) | 1988-05-04 |
JPS61171900A (ja) | 1986-08-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |