DE69712225D1 - Turbomachine mit kontrollierter belastung des axiallagers - Google Patents
Turbomachine mit kontrollierter belastung des axiallagersInfo
- Publication number
- DE69712225D1 DE69712225D1 DE69712225T DE69712225T DE69712225D1 DE 69712225 D1 DE69712225 D1 DE 69712225D1 DE 69712225 T DE69712225 T DE 69712225T DE 69712225 T DE69712225 T DE 69712225T DE 69712225 D1 DE69712225 D1 DE 69712225D1
- Authority
- DE
- Germany
- Prior art keywords
- turbomachine
- axial bearing
- controlled load
- load
- controlled
- 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 - Fee Related
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
- F01D3/00—Machines or engines with axial-thrust balancing effected by working-fluid
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/60—Efficient propulsion technologies, e.g. for aircraft
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Supercharger (AREA)
- Magnetic Bearings And Hydrostatic Bearings (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/771,906 US5862666A (en) | 1996-12-23 | 1996-12-23 | Turbine engine having improved thrust bearing load control |
PCT/CA1997/000976 WO1998028521A1 (en) | 1996-12-23 | 1997-12-17 | Turbine engine having thrust bearing load control |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69712225D1 true DE69712225D1 (de) | 2002-05-29 |
DE69712225T2 DE69712225T2 (de) | 2002-10-02 |
Family
ID=25093300
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69712225T Expired - Fee Related DE69712225T2 (de) | 1996-12-23 | 1997-12-17 | Turbomachine mit kontrollierter belastung des axiallagers |
Country Status (7)
Country | Link |
---|---|
US (1) | US5862666A (de) |
EP (1) | EP0956432B1 (de) |
JP (1) | JP4041542B2 (de) |
CA (1) | CA2274657C (de) |
DE (1) | DE69712225T2 (de) |
RU (1) | RU2182974C2 (de) |
WO (1) | WO1998028521A1 (de) |
Families Citing this family (51)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6035627A (en) * | 1998-04-21 | 2000-03-14 | Pratt & Whitney Canada Inc. | Turbine engine with cooled P3 air to impeller rear cavity |
US6227801B1 (en) | 1999-04-27 | 2001-05-08 | Pratt & Whitney Canada Corp. | Turbine engine having improved high pressure turbine cooling |
US6129507A (en) * | 1999-04-30 | 2000-10-10 | Technology Commercialization Corporation | Method and device for reducing axial thrust in rotary machines and a centrifugal pump using same |
US6647730B2 (en) | 2001-10-31 | 2003-11-18 | Pratt & Whitney Canada Corp. | Turbine engine having turbine cooled with diverted compressor intermediate pressure air |
JP4091874B2 (ja) | 2003-05-21 | 2008-05-28 | 本田技研工業株式会社 | ガスタービンエンジンの二次エア供給装置 |
DE10358625A1 (de) * | 2003-12-11 | 2005-07-07 | Rolls-Royce Deutschland Ltd & Co Kg | Anordnung zur Lagerentlastung in einer Gasturbine |
US7287384B2 (en) * | 2004-12-13 | 2007-10-30 | Pratt & Whitney Canada Corp. | Bearing chamber pressurization system |
JP4675638B2 (ja) * | 2005-02-08 | 2011-04-27 | 本田技研工業株式会社 | ガスタービンエンジンの2次エア供給装置 |
US20070122265A1 (en) * | 2005-11-30 | 2007-05-31 | General Electric Company | Rotor thrust balancing apparatus and method |
FR2904047B1 (fr) * | 2006-07-19 | 2013-03-01 | Snecma | Systeme de ventilation de paroi de chambre de combustion |
FR2904038A1 (fr) * | 2006-07-19 | 2008-01-25 | Snecma Sa | Systeme de refroidissement de la face aval d'un rouet de compresseur centrifuge |
EP1892378A1 (de) * | 2006-08-22 | 2008-02-27 | Siemens Aktiengesellschaft | Gasturbine |
US7682131B2 (en) * | 2006-09-28 | 2010-03-23 | Pratt & Whitney Canada Corp. | Impeller baffle with air cavity deswirlers |
US7775758B2 (en) | 2007-02-14 | 2010-08-17 | Pratt & Whitney Canada Corp. | Impeller rear cavity thrust adjustor |
GB0720628D0 (en) * | 2007-10-20 | 2007-11-28 | Rolls Royce Plc | Bearing arrangement |
JP5134680B2 (ja) * | 2008-02-27 | 2013-01-30 | 三菱重工業株式会社 | ガスタービン及びガスタービンの車室開放方法 |
US20100092379A1 (en) * | 2008-10-13 | 2010-04-15 | Stewart Albert E | Apparatus and method for use in calcination |
US8147178B2 (en) * | 2008-12-23 | 2012-04-03 | General Electric Company | Centrifugal compressor forward thrust and turbine cooling apparatus |
US8087249B2 (en) * | 2008-12-23 | 2012-01-03 | General Electric Company | Turbine cooling air from a centrifugal compressor |
WO2010121255A1 (en) | 2009-04-17 | 2010-10-21 | Echogen Power Systems | System and method for managing thermal issues in gas turbine engines |
US8182201B2 (en) * | 2009-04-24 | 2012-05-22 | Pratt & Whitney Canada Corp. | Load distribution system for gas turbine engine |
US9441504B2 (en) | 2009-06-22 | 2016-09-13 | Echogen Power Systems, Llc | System and method for managing thermal issues in one or more industrial processes |
US8434994B2 (en) * | 2009-08-03 | 2013-05-07 | General Electric Company | System and method for modifying rotor thrust |
US9316404B2 (en) | 2009-08-04 | 2016-04-19 | Echogen Power Systems, Llc | Heat pump with integral solar collector |
US8869531B2 (en) | 2009-09-17 | 2014-10-28 | Echogen Power Systems, Llc | Heat engines with cascade cycles |
US8813497B2 (en) | 2009-09-17 | 2014-08-26 | Echogen Power Systems, Llc | Automated mass management control |
US8613195B2 (en) | 2009-09-17 | 2013-12-24 | Echogen Power Systems, Llc | Heat engine and heat to electricity systems and methods with working fluid mass management control |
US8794002B2 (en) | 2009-09-17 | 2014-08-05 | Echogen Power Systems | Thermal energy conversion method |
JP4841661B2 (ja) * | 2009-09-25 | 2011-12-21 | 川崎重工業株式会社 | 多段ブラシシールを備えた封止機構 |
US8616001B2 (en) | 2010-11-29 | 2013-12-31 | Echogen Power Systems, Llc | Driven starter pump and start sequence |
US8857186B2 (en) | 2010-11-29 | 2014-10-14 | Echogen Power Systems, L.L.C. | Heat engine cycles for high ambient conditions |
US8662845B2 (en) | 2011-01-11 | 2014-03-04 | United Technologies Corporation | Multi-function heat shield for a gas turbine engine |
US8840375B2 (en) | 2011-03-21 | 2014-09-23 | United Technologies Corporation | Component lock for a gas turbine engine |
US9062898B2 (en) | 2011-10-03 | 2015-06-23 | Echogen Power Systems, Llc | Carbon dioxide refrigeration cycle |
EP2893162B1 (de) | 2012-08-20 | 2017-11-08 | Echogen Power Systems LLC | Überkritische arbeitsfluidschaltung mit einer turbopumpe und einer startpumpe in reihenschaltung |
US9341084B2 (en) | 2012-10-12 | 2016-05-17 | Echogen Power Systems, Llc | Supercritical carbon dioxide power cycle for waste heat recovery |
US9118226B2 (en) | 2012-10-12 | 2015-08-25 | Echogen Power Systems, Llc | Heat engine system with a supercritical working fluid and processes thereof |
WO2014117068A1 (en) | 2013-01-28 | 2014-07-31 | Echogen Power Systems, L.L.C. | Methods for reducing wear on components of a heat engine system at startup |
KR20150122665A (ko) | 2013-01-28 | 2015-11-02 | 에코진 파워 시스템스, 엘엘씨 | 초임계 이산화탄소 랭킨 사이클 중에 동력 터빈 스로틀 밸브를 제어하기 위한 프로세스 |
JP2016519731A (ja) | 2013-03-04 | 2016-07-07 | エコージェン パワー システムズ エル.エル.シー.Echogen Power Systems, L.L.C. | 高正味電力の超臨界二酸化炭素回路を有する熱機関システム |
US10107131B2 (en) | 2013-03-13 | 2018-10-23 | United Technologies Corporation | Fan drive thrust balance |
ITFI20130204A1 (it) | 2013-09-03 | 2015-03-04 | Nuovo Pignone Srl | "fan-cooled electrical machine with axial thrust compensation" |
US9677423B2 (en) | 2014-06-20 | 2017-06-13 | Solar Turbines Incorporated | Compressor aft hub sealing system |
FR3025260B1 (fr) * | 2014-08-29 | 2019-08-30 | Safran Aircraft Engines | Compresseur centrifuge a resistance amelioree |
WO2016073252A1 (en) | 2014-11-03 | 2016-05-12 | Echogen Power Systems, L.L.C. | Active thrust management of a turbopump within a supercritical working fluid circuit in a heat engine system |
US10415599B2 (en) * | 2015-10-30 | 2019-09-17 | Ford Global Technologies, Llc | Axial thrust loading mitigation in a turbocharger |
CN106092420B (zh) * | 2016-05-26 | 2017-05-17 | 中国人民解放军63820部队吸气式高超声速技术研究中心 | 间接测量发动机有效推力的方法 |
US10316681B2 (en) | 2016-05-31 | 2019-06-11 | General Electric Company | System and method for domestic bleed circuit seals within a turbine |
US11187112B2 (en) | 2018-06-27 | 2021-11-30 | Echogen Power Systems Llc | Systems and methods for generating electricity via a pumped thermal energy storage system |
US11435120B2 (en) | 2020-05-05 | 2022-09-06 | Echogen Power Systems (Delaware), Inc. | Split expansion heat pump cycle |
CN116568910A (zh) | 2020-12-09 | 2023-08-08 | 超临界存储公司 | 三罐电热蓄能系统 |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3826084A (en) * | 1970-04-28 | 1974-07-30 | United Aircraft Corp | Turbine coolant flow system |
US3990812A (en) * | 1975-03-03 | 1976-11-09 | United Technologies Corporation | Radial inflow blade cooling system |
US4170435A (en) * | 1977-10-14 | 1979-10-09 | Swearingen Judson S | Thrust controlled rotary apparatus |
US4236869A (en) * | 1977-12-27 | 1980-12-02 | United Technologies Corporation | Gas turbine engine having bleed apparatus with dynamic pressure recovery |
DE2941866C2 (de) * | 1978-10-26 | 1982-08-19 | Rolls-Royce Ltd., London | Turbine für ein Gasturbinentriebwerk mit lufgekühlten Turbinenschaufeln |
US4296599A (en) * | 1979-03-30 | 1981-10-27 | General Electric Company | Turbine cooling air modulation apparatus |
FR2470861A1 (fr) * | 1979-12-06 | 1981-06-12 | Rolls Royce | Dispositif de maintien d'un etat de tension constant dans les organes d'une turbine a gaz |
GB2081392B (en) * | 1980-08-06 | 1983-09-21 | Rolls Royce | Turbomachine seal |
GB2108202B (en) * | 1980-10-10 | 1984-05-10 | Rolls Royce | Air cooling systems for gas turbine engines |
JPS5847171A (ja) * | 1981-09-14 | 1983-03-18 | Toshiba Corp | 多段水力機械 |
US4472107A (en) * | 1982-08-03 | 1984-09-18 | Union Carbide Corporation | Rotary fluid handling machine having reduced fluid leakage |
US4697981A (en) * | 1984-12-13 | 1987-10-06 | United Technologies Corporation | Rotor thrust balancing |
DE3514352A1 (de) * | 1985-04-20 | 1986-10-23 | MTU Motoren- und Turbinen-Union München GmbH, 8000 München | Gasturbinentriebwerk mit einrichtungen zur abzweigung von verdichterluft zur kuehlung von heissteilen |
US4701105A (en) * | 1986-03-10 | 1987-10-20 | United Technologies Corporation | Anti-rotation feature for a turbine rotor faceplate |
EP0252045A3 (de) * | 1986-06-30 | 1988-02-24 | Atlas Copco Aktiebolag | Einrichtung zur Überwachung und zum Ausgleich eines Axialdruckes |
US4820116A (en) * | 1987-09-18 | 1989-04-11 | United Technologies Corporation | Turbine cooling for gas turbine engine |
US4907943A (en) * | 1988-05-25 | 1990-03-13 | United Technologies Corporation | Method and apparatus for assessing thrust loads on engine bearings |
US5275534A (en) * | 1991-10-30 | 1994-01-04 | General Electric Company | Turbine disk forward seal assembly |
US5209652A (en) * | 1991-12-06 | 1993-05-11 | Allied-Signal, Inc. | Compact cryogenic turbopump |
FR2707698B1 (fr) * | 1993-07-15 | 1995-08-25 | Snecma | Turbomachine munie d'un moyen de soufflage d'air sur un élément de rotor. |
US5402636A (en) * | 1993-12-06 | 1995-04-04 | United Technologies Corporation | Anti-contamination thrust balancing system for gas turbine engines |
US5567129A (en) * | 1995-05-25 | 1996-10-22 | Bonardi; G. Fonda | Thrust control system for gas-bearing turbocompressors |
-
1996
- 1996-12-23 US US08/771,906 patent/US5862666A/en not_active Expired - Lifetime
-
1997
- 1997-12-17 CA CA002274657A patent/CA2274657C/en not_active Expired - Lifetime
- 1997-12-17 RU RU99116248/06A patent/RU2182974C2/ru not_active IP Right Cessation
- 1997-12-17 EP EP97951020A patent/EP0956432B1/de not_active Expired - Lifetime
- 1997-12-17 WO PCT/CA1997/000976 patent/WO1998028521A1/en active IP Right Grant
- 1997-12-17 JP JP52816698A patent/JP4041542B2/ja not_active Expired - Fee Related
- 1997-12-17 DE DE69712225T patent/DE69712225T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US5862666A (en) | 1999-01-26 |
CA2274657A1 (en) | 1998-07-02 |
CA2274657C (en) | 2005-03-01 |
DE69712225T2 (de) | 2002-10-02 |
WO1998028521A1 (en) | 1998-07-02 |
JP4041542B2 (ja) | 2008-01-30 |
RU2182974C2 (ru) | 2002-05-27 |
JP2001506342A (ja) | 2001-05-15 |
EP0956432B1 (de) | 2002-04-24 |
EP0956432A1 (de) | 1999-11-17 |
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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 |