JP4304541B2 - 抽気型ガスタービン - Google Patents
抽気型ガスタービン Download PDFInfo
- Publication number
- JP4304541B2 JP4304541B2 JP2007169393A JP2007169393A JP4304541B2 JP 4304541 B2 JP4304541 B2 JP 4304541B2 JP 2007169393 A JP2007169393 A JP 2007169393A JP 2007169393 A JP2007169393 A JP 2007169393A JP 4304541 B2 JP4304541 B2 JP 4304541B2
- Authority
- JP
- Japan
- Prior art keywords
- extraction
- type gas
- compressed air
- gas turbine
- annular
- 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
- 238000000605 extraction Methods 0.000 title claims description 140
- 238000005192 partition Methods 0.000 claims description 18
- 239000007789 gas Substances 0.000 description 36
- 239000000567 combustion gas Substances 0.000 description 13
- 239000000446 fuel Substances 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 4
- 238000004070 electrodeposition Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 1
- 235000012489 doughnuts Nutrition 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Images
Classifications
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- 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
- F02C3/14—Gas-turbine plants characterised by the use of combustion products as the working fluid characterised by the arrangement of the combustion chamber in the plant
- F02C3/145—Gas-turbine plants characterised by the use of combustion products as the working fluid characterised by the arrangement of the combustion chamber in the plant the combustion chamber being in the reverse flow-type
-
- 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
- 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
- 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
- F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
-
- 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)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Description
Claims (5)
- 少なくともコンプレッサ、燃焼器およびタービンを備えると共に、前記コンプレッサから前記燃焼器を囲む環状空間に供給される圧縮空気を外部にも供給可能な抽気手段を備える抽気型ガスタービンであって、
前記抽気手段として、抽気口に連通する抽気流路が複数の連通流路を介して前記環状空間に連通されており、
前記複数の連通流路は、前記抽気口から前記環状空間の周方向に遠ざかるほど流路断面積が漸次大きく設定されていることを特徴とする抽気型ガスタービン。 - 前記抽気口、抽気流路および複数の連通流路を有するダクト構造体が前記環状空間を区画するケーシングに付設されていることを特徴とする請求項1に記載の抽気型ガスタービン。
- 前記環状空間を区画するケーシングには前記抽気口が形成され、この抽気口に連通する前記抽気流路が前記ケーシングとその内側に付設された環状仕切り板との間に形成されており、この環状仕切り板には、前記複数の連通流路を構成する複数の連通孔が形成されていることを特徴とする請求項1に記載の抽気型ガスタービン。
- 前記ケーシングには前記抽気口を有する環状膨出部が形成されており、この環状膨出部と前記環状仕切り板との間に前記抽気流路が形成されていることを特徴とする請求項3に記載の抽気型ガスタービン。
- 前記抽気流路は、前記抽気口に向かう圧縮空気の流速を一定化するスクロール流路として構成されていることを特徴とする請求項1〜4の何れか1の請求項に記載の抽気型ガスタービン。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007169393A JP4304541B2 (ja) | 2007-06-27 | 2007-06-27 | 抽気型ガスタービン |
US12/213,831 US7788931B2 (en) | 2007-06-27 | 2008-06-25 | Air-bleed gas turbine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007169393A JP4304541B2 (ja) | 2007-06-27 | 2007-06-27 | 抽気型ガスタービン |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009007997A JP2009007997A (ja) | 2009-01-15 |
JP4304541B2 true JP4304541B2 (ja) | 2009-07-29 |
Family
ID=40158818
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007169393A Expired - Fee Related JP4304541B2 (ja) | 2007-06-27 | 2007-06-27 | 抽気型ガスタービン |
Country Status (2)
Country | Link |
---|---|
US (1) | US7788931B2 (ja) |
JP (1) | JP4304541B2 (ja) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102010002114A1 (de) * | 2010-02-18 | 2011-08-18 | Rolls-Royce Deutschland Ltd & Co KG, 15827 | Gasturbine mit einer Zapflufteinrichtung für den Verdichter |
US10119468B2 (en) * | 2012-02-06 | 2018-11-06 | United Technologies Corporation | Customer bleed air pressure loss reduction |
US10030539B2 (en) * | 2012-12-18 | 2018-07-24 | United Technologies Corporation | Gas turbine engine inner case including non-symmetrical bleed slots |
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 |
US10718267B2 (en) * | 2017-12-14 | 2020-07-21 | Rolls-Royce Corporation | Turbine engine cooling with substantially uniform cooling air flow distribution |
US12006879B1 (en) | 2023-02-16 | 2024-06-11 | Honeywell International Inc. | Turbomachine with compressor diffuser bleed for uniform exit flow |
US20240280050A1 (en) * | 2023-02-17 | 2024-08-22 | Raytheon Technologies Corporation | Gas turbine engine with bleed diffuser baffles |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
US4711084A (en) * | 1981-11-05 | 1987-12-08 | Avco Corporation | Ejector assisted compressor bleed |
US4928479A (en) * | 1987-12-28 | 1990-05-29 | Sundstrand Corporation | Annular combustor with tangential cooling air injection |
US5203162A (en) * | 1990-09-12 | 1993-04-20 | United Technologies Corporation | Compressor bleed manifold for a gas turbine engine |
GB2259328B (en) * | 1991-09-03 | 1995-07-19 | Gen Electric | Gas turbine engine variable bleed pivotal flow splitter |
US5351478A (en) * | 1992-05-29 | 1994-10-04 | General Electric Company | Compressor casing assembly |
US6048171A (en) * | 1997-09-09 | 2000-04-11 | United Technologies Corporation | Bleed valve system |
JPH11200893A (ja) | 1998-01-12 | 1999-07-27 | Hitachi Ltd | 冷媒回収型ガスタービン |
JP4107765B2 (ja) | 1999-06-15 | 2008-06-25 | 三菱重工業株式会社 | ガスタービン圧縮機吐出空気の抽気方法 |
DE10009655C1 (de) | 2000-02-29 | 2001-05-23 | Mtu Aero Engines Gmbh | Kühlluftsystem |
US6438941B1 (en) * | 2001-04-26 | 2002-08-27 | General Electric Company | Bifurcated splitter for variable bleed flow |
-
2007
- 2007-06-27 JP JP2007169393A patent/JP4304541B2/ja not_active Expired - Fee Related
-
2008
- 2008-06-25 US US12/213,831 patent/US7788931B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US7788931B2 (en) | 2010-09-07 |
JP2009007997A (ja) | 2009-01-15 |
US20090000307A1 (en) | 2009-01-01 |
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