JP6563312B2 - ガスタービンエンジンの抽気構造 - Google Patents
ガスタービンエンジンの抽気構造 Download PDFInfo
- Publication number
- JP6563312B2 JP6563312B2 JP2015217813A JP2015217813A JP6563312B2 JP 6563312 B2 JP6563312 B2 JP 6563312B2 JP 2015217813 A JP2015217813 A JP 2015217813A JP 2015217813 A JP2015217813 A JP 2015217813A JP 6563312 B2 JP6563312 B2 JP 6563312B2
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- Prior art keywords
- partition member
- turbine
- bleed
- engine
- diameter side
- 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.)
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- 238000000605 extraction Methods 0.000 title claims description 37
- 238000005192 partition Methods 0.000 claims description 70
- 238000004891 communication Methods 0.000 claims description 24
- 238000011144 upstream manufacturing Methods 0.000 claims description 7
- 239000007789 gas Substances 0.000 description 49
- 230000002093 peripheral effect Effects 0.000 description 16
- 238000002485 combustion reaction Methods 0.000 description 8
- 239000000567 combustion gas Substances 0.000 description 3
- 230000000740 bleeding effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 239000000809 air pollutant Substances 0.000 description 1
- 231100001243 air pollutant Toxicity 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000012217 deletion Methods 0.000 description 1
- 230000037430 deletion Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
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
-
- 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
- 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
- F01D17/105—Final actuators by passing part of the fluid
-
- 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
- F01D25/14—Casings modified therefor
-
- 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
-
- 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
- F01D9/06—Fluid supply conduits to nozzles or the like
-
- 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
- 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
- F02C9/00—Controlling gas-turbine plants; Controlling fuel supply in air- breathing jet-propulsion plants
- F02C9/16—Control of working fluid flow
- F02C9/18—Control of working fluid flow by bleeding, bypassing or acting on variable working fluid interconnections between turbines or compressors or their stages
-
- 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
- F05D2240/00—Components
- F05D2240/10—Stators
- F05D2240/14—Casings or housings protecting or supporting assemblies within
-
- 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
- F05D2260/00—Function
- F05D2260/60—Fluid transfer
- F05D2260/605—Venting into the ambient atmosphere or the like
-
- 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
- F05D2270/08—Purpose of the control system to produce clean exhaust gases
- F05D2270/082—Purpose of the control system to produce clean exhaust gases with as little NOx as possible
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Control Of Turbines (AREA)
Description
3 燃焼器
5 タービン
11 チャンバ
17 エンジンハウジング
25 タービンケーシング
51 抽気空間
53 抽気ダクト
55 仕切り部材
67 連通孔
69 スリット
CA 圧縮空気(圧縮ガス)
GE ガスタービンエンジン
Claims (4)
- ガスタービンエンジンにおいて、圧縮機からの圧縮ガスを受け入れて燃焼器へ供給するチャンバから圧縮ガスを抽気する構造であって、
前記ガスタービンエンジンのタービンの外周を覆うタービンケーシングと、
前記タービンケーシングを囲繞し、このタービンケーシングとの間に前記チャンバに連通する抽気空間を形成するエンジンハウジングと、
前記エンジンハウジングに設けられて、前記抽気空間内の圧縮ガスを前記エンジンハウジングの外部へ導出する抽気ダクトと、
前記抽気空間における、前記抽気ダクトよりも上流側に配置されて前記抽気空間を前記チャンバから区画する環状の仕切り部材であって、この仕切り部材の上流側と下流側とを連通させる複数の連通孔を有する仕切り部材と、
を備える抽気構造。 - 請求項1に記載の抽気構造において、前記仕切り部材は、軸心方向に沿った縦断面視で、径方向に延びる胴部と、この胴部の径方向両端からそれぞれ軸心方向に延びる外径側脚部および内径側脚部とを有し、前記胴部に前記複数の連通孔が形成されている抽気構造。
- 請求項2に記載の抽気構造において、前記仕切り部材の前記外径側脚部および内径側脚部の少なくとも一方に、軸心方向に延びる複数のスリットが形成されている抽気構造。
- 請求項1から3のいずれか一項に記載の抽気構造において、前記仕切り部材が、前記タービンを前記エンジンハウジングに支持するタービン支持部材に取り付けられている抽気構造。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015217813A JP6563312B2 (ja) | 2015-11-05 | 2015-11-05 | ガスタービンエンジンの抽気構造 |
CN201680064473.5A CN108350748B (zh) | 2015-11-05 | 2016-10-18 | 燃气涡轮发动机的抽气结构 |
GB1809082.9A GB2560468B (en) | 2015-11-05 | 2016-10-18 | Bleeding structure for gas turbine engine |
DE112016005111.5T DE112016005111B8 (de) | 2015-11-05 | 2016-10-18 | Entlüftungsstruktur für einen Gasturbinenmotor |
PCT/JP2016/080778 WO2017077850A1 (ja) | 2015-11-05 | 2016-10-18 | ガスタービンエンジンの抽気構造 |
US15/969,425 US10975767B2 (en) | 2015-11-05 | 2018-05-02 | Bleeding structure for gas turbine engine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015217813A JP6563312B2 (ja) | 2015-11-05 | 2015-11-05 | ガスタービンエンジンの抽気構造 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2017089436A JP2017089436A (ja) | 2017-05-25 |
JP2017089436A5 JP2017089436A5 (ja) | 2018-10-04 |
JP6563312B2 true JP6563312B2 (ja) | 2019-08-21 |
Family
ID=58661956
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015217813A Active JP6563312B2 (ja) | 2015-11-05 | 2015-11-05 | ガスタービンエンジンの抽気構造 |
Country Status (6)
Country | Link |
---|---|
US (1) | US10975767B2 (ja) |
JP (1) | JP6563312B2 (ja) |
CN (1) | CN108350748B (ja) |
DE (1) | DE112016005111B8 (ja) |
GB (1) | GB2560468B (ja) |
WO (1) | WO2017077850A1 (ja) |
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-
2015
- 2015-11-05 JP JP2015217813A patent/JP6563312B2/ja active Active
-
2016
- 2016-10-18 DE DE112016005111.5T patent/DE112016005111B8/de active Active
- 2016-10-18 GB GB1809082.9A patent/GB2560468B/en active Active
- 2016-10-18 WO PCT/JP2016/080778 patent/WO2017077850A1/ja active Application Filing
- 2016-10-18 CN CN201680064473.5A patent/CN108350748B/zh active Active
-
2018
- 2018-05-02 US US15/969,425 patent/US10975767B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
DE112016005111B8 (de) | 2022-12-15 |
GB2560468A (en) | 2018-09-12 |
GB2560468B (en) | 2020-10-14 |
WO2017077850A1 (ja) | 2017-05-11 |
JP2017089436A (ja) | 2017-05-25 |
CN108350748B (zh) | 2020-05-19 |
US20180252159A1 (en) | 2018-09-06 |
CN108350748A (zh) | 2018-07-31 |
DE112016005111T5 (de) | 2018-08-02 |
GB2560468A8 (en) | 2018-10-17 |
DE112016005111B4 (de) | 2022-10-06 |
US10975767B2 (en) | 2021-04-13 |
GB201809082D0 (en) | 2018-07-18 |
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