CA2963914A1 - Commande de couche limite de passage de diffuseur de compresseur centrifuge - Google Patents
Commande de couche limite de passage de diffuseur de compresseur centrifuge Download PDFInfo
- Publication number
- CA2963914A1 CA2963914A1 CA2963914A CA2963914A CA2963914A1 CA 2963914 A1 CA2963914 A1 CA 2963914A1 CA 2963914 A CA2963914 A CA 2963914A CA 2963914 A CA2963914 A CA 2963914A CA 2963914 A1 CA2963914 A1 CA 2963914A1
- Authority
- CA
- Canada
- Prior art keywords
- diffuser
- bleed
- boundary layer
- flow
- centrifugal compressor
- 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.)
- Pending
Links
- 230000001154 acute effect Effects 0.000 claims abstract description 16
- 238000001816 cooling Methods 0.000 claims description 36
- 230000000740 bleeding effect Effects 0.000 claims description 10
- 238000004891 communication Methods 0.000 claims description 8
- 239000012530 fluid Substances 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 3
- 240000008042 Zea mays Species 0.000 claims 1
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 claims 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 claims 1
- 235000005822 corn Nutrition 0.000 claims 1
- 239000007789 gas Substances 0.000 description 15
- 239000000446 fuel Substances 0.000 description 6
- 238000002485 combustion reaction Methods 0.000 description 5
- 239000000567 combustion gas Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 238000011144 upstream manufacturing Methods 0.000 description 3
- 238000000605 extraction Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000007123 defense Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 230000009429 distress Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- 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
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/68—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers
- F04D29/681—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers especially adapted for elastic fluid pumps
- F04D29/682—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers especially adapted for elastic fluid pumps by fluid extraction
-
- 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
- F01D9/00—Stators
- F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
- F01D9/04—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector
- F01D9/045—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector for radial flow machines or engines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C3/00—Gas-turbine plants characterised by the use of combustion products as the working fluid
- F02C3/04—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor
- F02C3/08—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor the compressor comprising at least one radial stage
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C6/00—Plural gas-turbine plants; Combinations of gas-turbine plants with other apparatus; Adaptations of gas-turbine plants for special use
- F02C6/04—Gas-turbine plants providing heated or pressurised working fluid for other apparatus, e.g. without mechanical power output
- F02C6/06—Gas-turbine plants providing heated or pressurised working fluid for other apparatus, e.g. without mechanical power output providing compressed gas
- F02C6/08—Gas-turbine plants providing heated or pressurised working fluid for other apparatus, e.g. without mechanical power output providing compressed gas the gas being bled from the gas-turbine compressor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/12—Cooling of plants
- F02C7/16—Cooling of plants characterised by cooling medium
- F02C7/18—Cooling of plants characterised by cooling medium the medium being gaseous, e.g. air
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D17/08—Centrifugal pumps
- F04D17/10—Centrifugal pumps for compressing or evacuating
-
- 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
- F04D27/009—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids by bleeding, by passing or recycling fluid
-
- 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
- F04D29/26—Rotors specially for elastic fluids
- F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
- F04D29/284—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for compressors
-
- 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
- F04D29/441—Fluid-guiding means, e.g. diffusers especially adapted for elastic fluid pumps
- F04D29/444—Bladed diffusers
-
- 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
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/08—Cooling; Heating; Heat-insulation
- F01D25/12—Cooling
-
- 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
- F05D2220/00—Application
- F05D2220/30—Application in turbines
- F05D2220/32—Application in turbines in gas turbines
-
- 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
- F05D2240/00—Components
- F05D2240/10—Stators
- F05D2240/12—Fluid guiding means, e.g. vanes
-
- 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
- F05D2250/30—Arrangement of components
- F05D2250/32—Arrangement of components according to their shape
- F05D2250/324—Arrangement of components according to their shape divergent
-
- 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
- F05D2270/00—Control
- F05D2270/01—Purpose of the control system
- F05D2270/10—Purpose of the control system to cope with, or avoid, compressor flow instabilities
- F05D2270/101—Compressor surge or stall
-
- 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
- F05D2270/00—Control
- F05D2270/01—Purpose of the control system
- F05D2270/17—Purpose of the control system to control boundary layer
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201462060991P | 2014-10-07 | 2014-10-07 | |
US62/060,991 | 2014-10-07 | ||
PCT/US2015/044673 WO2016057112A1 (fr) | 2014-10-07 | 2015-08-11 | Commande de couche limite de passage de diffuseur de compresseur centrifuge |
Publications (1)
Publication Number | Publication Date |
---|---|
CA2963914A1 true CA2963914A1 (fr) | 2016-04-14 |
Family
ID=53872192
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA2963914A Pending CA2963914A1 (fr) | 2014-10-07 | 2015-08-11 | Commande de couche limite de passage de diffuseur de compresseur centrifuge |
Country Status (6)
Country | Link |
---|---|
US (1) | US20170248155A1 (fr) |
EP (1) | EP3204616A1 (fr) |
JP (1) | JP2017530299A (fr) |
CN (1) | CN107110180A (fr) |
CA (1) | CA2963914A1 (fr) |
WO (1) | WO2016057112A1 (fr) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102015219556A1 (de) | 2015-10-08 | 2017-04-13 | Rolls-Royce Deutschland Ltd & Co Kg | Diffusor für Radialverdichter, Radialverdichter und Turbomaschine mit Radialverdichter |
US10683809B2 (en) * | 2016-05-10 | 2020-06-16 | General Electric Company | Impeller-mounted vortex spoiler |
US10830144B2 (en) * | 2016-09-08 | 2020-11-10 | Rolls-Royce North American Technologies Inc. | Gas turbine engine compressor impeller cooling air sinks |
US10718222B2 (en) * | 2017-03-27 | 2020-07-21 | General Electric Company | Diffuser-deswirler for a gas turbine engine |
US11635030B2 (en) * | 2017-06-13 | 2023-04-25 | General Electric Company | Compressor bleed apparatus for a turbine engine |
US10605253B2 (en) * | 2017-11-28 | 2020-03-31 | Honeywell International Inc. | Compressor with offset diffuser for integral bleed |
CN108035805A (zh) * | 2017-12-28 | 2018-05-15 | 深圳市华阳新材料科技有限公司 | 一种采用3d打印成型的航空发动机 |
US11131210B2 (en) | 2019-01-14 | 2021-09-28 | Honeywell International Inc. | Compressor for gas turbine engine with variable vaneless gap |
US11143201B2 (en) | 2019-03-15 | 2021-10-12 | Pratt & Whitney Canada Corp. | Impeller tip cavity |
US10876549B2 (en) | 2019-04-05 | 2020-12-29 | Pratt & Whitney Canada Corp. | Tandem stators with flow recirculation conduit |
US11098730B2 (en) * | 2019-04-12 | 2021-08-24 | Rolls-Royce Corporation | Deswirler assembly for a centrifugal compressor |
US11441516B2 (en) | 2020-07-14 | 2022-09-13 | Rolls-Royce North American Technologies Inc. | Centrifugal compressor assembly for a gas turbine engine with deswirler having sealing features |
US11286952B2 (en) | 2020-07-14 | 2022-03-29 | Rolls-Royce Corporation | Diffusion system configured for use with centrifugal compressor |
US11578654B2 (en) | 2020-07-29 | 2023-02-14 | Rolls-Royce North American Technologies Inc. | Centrifical compressor assembly for a gas turbine engine |
CN112211726B (zh) * | 2020-09-01 | 2021-12-07 | 中国空气动力研究与发展中心低速空气动力研究所 | 一种基于涡喷发动机的持续引气系统 |
US11268536B1 (en) | 2020-09-08 | 2022-03-08 | Pratt & Whitney Canada Corp. | Impeller exducer cavity with flow recirculation |
US11378005B1 (en) | 2020-12-17 | 2022-07-05 | Pratt & Whitney Canada Corp. | Compressor diffuser and diffuser pipes therefor |
CN112746904A (zh) * | 2020-12-24 | 2021-05-04 | 北航(四川)西部国际创新港科技有限公司 | 微型燃气轮机 |
US11885338B2 (en) * | 2021-02-19 | 2024-01-30 | Pratt & Whitney Canada Corp. | Housing for a centrifugal compressor |
CN113062800B (zh) * | 2021-04-19 | 2022-05-17 | 中国航发湖南动力机械研究所 | 航空发动机的环控引气结构及飞机 |
US11732731B2 (en) * | 2021-10-08 | 2023-08-22 | Honeywell International Inc. | Diffuser and deswirl system with integral tangential onboard injector for engine |
US20230358170A1 (en) * | 2022-05-09 | 2023-11-09 | General Electric Company | Diffuser with passlets |
US12006879B1 (en) * | 2023-02-16 | 2024-06-11 | Honeywell International Inc. | Turbomachine with compressor diffuser bleed for uniform exit flow |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR963540A (fr) * | 1950-07-17 | |||
US4164845A (en) * | 1974-10-16 | 1979-08-21 | Avco Corporation | Rotary compressors |
DE2930055A1 (de) * | 1979-07-25 | 1981-02-12 | Daimler Benz Ag | Gasturbine mit zerstaeuberduese |
US5555721A (en) * | 1994-09-28 | 1996-09-17 | General Electric Company | Gas turbine engine cooling supply circuit |
DE19814627C2 (de) * | 1998-04-01 | 2001-02-22 | Man Turbomasch Ag Ghh Borsig | Kühlluftentnahme aus dem Diffusorteil eines Kompressors einer Gasturbine |
US6540481B2 (en) * | 2001-04-04 | 2003-04-01 | General Electric Company | Diffuser for a centrifugal compressor |
US8235648B2 (en) * | 2008-09-26 | 2012-08-07 | Pratt & Whitney Canada Corp. | Diffuser with enhanced surge margin |
FR2937385B1 (fr) * | 2008-10-17 | 2010-12-10 | Turbomeca | Diffuseur muni d'aubes a orifices |
US8087249B2 (en) | 2008-12-23 | 2012-01-03 | General Electric Company | Turbine cooling air from a centrifugal compressor |
US8474266B2 (en) * | 2009-07-24 | 2013-07-02 | General Electric Company | System and method for a gas turbine combustor having a bleed duct from a diffuser to a fuel nozzle |
-
2015
- 2015-08-11 WO PCT/US2015/044673 patent/WO2016057112A1/fr active Application Filing
- 2015-08-11 CN CN201580054735.5A patent/CN107110180A/zh active Pending
- 2015-08-11 EP EP15750907.6A patent/EP3204616A1/fr not_active Withdrawn
- 2015-08-11 JP JP2017518190A patent/JP2017530299A/ja active Pending
- 2015-08-11 US US15/517,262 patent/US20170248155A1/en not_active Abandoned
- 2015-08-11 CA CA2963914A patent/CA2963914A1/fr active Pending
Also Published As
Publication number | Publication date |
---|---|
CN107110180A (zh) | 2017-08-29 |
US20170248155A1 (en) | 2017-08-31 |
WO2016057112A1 (fr) | 2016-04-14 |
JP2017530299A (ja) | 2017-10-12 |
EP3204616A1 (fr) | 2017-08-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request |
Effective date: 20170406 |