JPH0472055B2 - - Google Patents
Info
- Publication number
- JPH0472055B2 JPH0472055B2 JP59233040A JP23304084A JPH0472055B2 JP H0472055 B2 JPH0472055 B2 JP H0472055B2 JP 59233040 A JP59233040 A JP 59233040A JP 23304084 A JP23304084 A JP 23304084A JP H0472055 B2 JPH0472055 B2 JP H0472055B2
- Authority
- JP
- Japan
- Prior art keywords
- compressor
- air
- engine
- spool
- high pressure
- 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
Links
- 230000000740 bleeding effect Effects 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 description 5
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 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
- F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
- F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
- F01D11/14—Adjusting or regulating tip-clearance, i.e. distance between rotor-blade tips and stator casing
- F01D11/20—Actively adjusting tip-clearance
- F01D11/24—Actively adjusting tip-clearance by selectively cooling-heating stator or rotor components
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US548467 | 1983-11-03 | ||
| US06/548,467 US4648241A (en) | 1983-11-03 | 1983-11-03 | Active clearance control |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60116827A JPS60116827A (ja) | 1985-06-24 |
| JPH0472055B2 true JPH0472055B2 (https=) | 1992-11-17 |
Family
ID=24188964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59233040A Granted JPS60116827A (ja) | 1983-11-03 | 1984-11-05 | アクテイブクリアランス制御装置 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4648241A (https=) |
| EP (1) | EP0140818B1 (https=) |
| JP (1) | JPS60116827A (https=) |
| DE (2) | DE3463684D1 (https=) |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4645416A (en) * | 1984-11-01 | 1987-02-24 | United Technologies Corporation | Valve and manifold for compressor bore heating |
| US4893984A (en) * | 1988-04-07 | 1990-01-16 | General Electric Company | Clearance control system |
| US4893983A (en) * | 1988-04-07 | 1990-01-16 | General Electric Company | Clearance control system |
| US4856272A (en) * | 1988-05-02 | 1989-08-15 | United Technologies Corporation | Method for maintaining blade tip clearance |
| GB9027986D0 (en) * | 1990-12-22 | 1991-02-13 | Rolls Royce Plc | Gas turbine engine clearance control |
| US5212940A (en) * | 1991-04-16 | 1993-05-25 | General Electric Company | Tip clearance control apparatus and method |
| US5211541A (en) * | 1991-12-23 | 1993-05-18 | General Electric Company | Turbine support assembly including turbine heat shield and bolt retainer assembly |
| DE4327376A1 (de) * | 1993-08-14 | 1995-02-16 | Abb Management Ag | Verdichter sowie Verfahren zu dessen Betrieb |
| US6267553B1 (en) | 1999-06-01 | 2001-07-31 | Joseph C. Burge | Gas turbine compressor spool with structural and thermal upgrades |
| US6401460B1 (en) * | 2000-08-18 | 2002-06-11 | Siemens Westinghouse Power Corporation | Active control system for gas turbine blade tip clearance |
| US20050193739A1 (en) * | 2004-03-02 | 2005-09-08 | General Electric Company | Model-based control systems and methods for gas turbine engines |
| US7458202B2 (en) * | 2004-10-29 | 2008-12-02 | General Electric Company | Lubrication system for a counter-rotating turbine engine and method of assembling same |
| US7434402B2 (en) * | 2005-03-29 | 2008-10-14 | Siemens Power Generation, Inc. | System for actively controlling compressor clearances |
| US7708518B2 (en) * | 2005-06-23 | 2010-05-04 | Siemens Energy, Inc. | Turbine blade tip clearance control |
| US7717672B2 (en) * | 2006-08-29 | 2010-05-18 | Honeywell International Inc. | Radial vaned diffusion system with integral service routings |
| US8296037B2 (en) * | 2008-06-20 | 2012-10-23 | General Electric Company | Method, system, and apparatus for reducing a turbine clearance |
| US8540482B2 (en) | 2010-06-07 | 2013-09-24 | United Technologies Corporation | Rotor assembly for gas turbine engine |
| EP2927433B1 (en) | 2014-04-04 | 2018-09-26 | United Technologies Corporation | Active clearance control for gas turbine engine |
| CN104963729A (zh) * | 2015-07-09 | 2015-10-07 | 中国航空工业集团公司沈阳发动机设计研究所 | 重型燃气轮机高涡叶尖间隙控制结构 |
| US10927696B2 (en) | 2018-10-19 | 2021-02-23 | Raytheon Technologies Corporation | Compressor case clearance control logic |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2837270A (en) * | 1952-07-24 | 1958-06-03 | Gen Motors Corp | Axial flow compressor |
| FR1155958A (fr) * | 1956-03-28 | 1958-05-12 | Perfectionnements aux turbines à fluide compressible | |
| GB839344A (en) * | 1956-11-23 | 1960-06-29 | Rolls Royce | Improvements in or relating to gas-turbine engines |
| US2848156A (en) * | 1956-12-18 | 1958-08-19 | Gen Electric | Fixed stator vane assemblies |
| DE1070880B (de) * | 1956-12-19 | 1959-12-10 | Rolls-Royce Limited, Derby (Großbritannien) | Gasturbinenaggregat mit Turboverdichter |
| US3085400A (en) * | 1959-03-23 | 1963-04-16 | Gen Electric | Cooling fluid impeller for elastic fluid turbines |
| CH487337A (de) * | 1968-01-10 | 1970-03-15 | Sulzer Ag | Anordnung für den Durchtritt von Gas durch den Mantel eines hohlen Rotors |
| US3647313A (en) * | 1970-06-01 | 1972-03-07 | Gen Electric | Gas turbine engines with compressor rotor cooling |
| US3712756A (en) * | 1971-07-22 | 1973-01-23 | Gen Electric | Centrifugally controlled flow modulating valve |
| US3742706A (en) * | 1971-12-20 | 1973-07-03 | Gen Electric | Dual flow cooled turbine arrangement for gas turbine engines |
| US3844110A (en) * | 1973-02-26 | 1974-10-29 | Gen Electric | Gas turbine engine internal lubricant sump venting and pressurization system |
| US3945759A (en) * | 1974-10-29 | 1976-03-23 | General Electric Company | Bleed air manifold |
| US4203705A (en) * | 1975-12-22 | 1980-05-20 | United Technologies Corporation | Bonded turbine disk for improved low cycle fatigue life |
| DE2633291C3 (de) * | 1976-07-23 | 1981-05-14 | Kraftwerk Union AG, 4330 Mülheim | Gasturbinenanlage mit Kühlung durch zwei unabhängige Kühlluftströme |
| US4230436A (en) * | 1978-07-17 | 1980-10-28 | General Electric Company | Rotor/shroud clearance control system |
| US4358926A (en) * | 1978-09-05 | 1982-11-16 | Teledyne Industries, Inc. | Turbine engine with shroud cooling means |
| US4268221A (en) * | 1979-03-28 | 1981-05-19 | United Technologies Corporation | Compressor structure adapted for active clearance control |
| US4329114A (en) * | 1979-07-25 | 1982-05-11 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Active clearance control system for a turbomachine |
| GB2108586B (en) * | 1981-11-02 | 1985-08-07 | United Technologies Corp | Gas turbine engine active clearance control |
-
1983
- 1983-11-03 US US06/548,467 patent/US4648241A/en not_active Expired - Lifetime
-
1984
- 1984-10-30 EP EP84630165A patent/EP0140818B1/en not_active Expired
- 1984-10-30 DE DE8484630165T patent/DE3463684D1/de not_active Expired
- 1984-10-30 DE DE198484630165T patent/DE140818T1/de active Pending
- 1984-11-05 JP JP59233040A patent/JPS60116827A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| US4648241A (en) | 1987-03-10 |
| DE140818T1 (de) | 1985-10-10 |
| JPS60116827A (ja) | 1985-06-24 |
| EP0140818B1 (en) | 1987-05-13 |
| EP0140818A1 (en) | 1985-05-08 |
| DE3463684D1 (en) | 1987-06-19 |
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