JP4933578B2 - ベンチュリ冷却システム - Google Patents
ベンチュリ冷却システム Download PDFInfo
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- JP4933578B2 JP4933578B2 JP2009110007A JP2009110007A JP4933578B2 JP 4933578 B2 JP4933578 B2 JP 4933578B2 JP 2009110007 A JP2009110007 A JP 2009110007A JP 2009110007 A JP2009110007 A JP 2009110007A JP 4933578 B2 JP4933578 B2 JP 4933578B2
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- venturi
- combustor
- passage
- wall
- cooling air
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- 238000001816 cooling Methods 0.000 title claims description 58
- 238000011144 upstream manufacturing Methods 0.000 claims description 44
- 238000002485 combustion reaction Methods 0.000 claims description 43
- 239000012530 fluid Substances 0.000 claims description 2
- 230000037361 pathway Effects 0.000 claims 1
- 239000000446 fuel Substances 0.000 description 22
- 230000000694 effects Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
- F23R3/00—Continuous combustion chambers using liquid or gaseous fuel
- F23R3/002—Wall structures
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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
-
- 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
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
- F23R3/00—Continuous combustion chambers using liquid or gaseous fuel
- F23R3/02—Continuous combustion chambers using liquid or gaseous fuel characterised by the air-flow or gas-flow configuration
- F23R3/04—Air inlet arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
- F23R3/00—Continuous combustion chambers using liquid or gaseous fuel
- F23R3/02—Continuous combustion chambers using liquid or gaseous fuel characterised by the air-flow or gas-flow configuration
- F23R3/26—Controlling the air flow
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
- F23R3/00—Continuous combustion chambers using liquid or gaseous fuel
- F23R3/42—Continuous combustion chambers using liquid or gaseous fuel characterised by the arrangement or form of the flame tubes or combustion chambers
-
- 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)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Gas Burners (AREA)
- Spray-Type Burners (AREA)
- Fluidized-Bed Combustion And Resonant Combustion (AREA)
Description
12 燃焼器のライナー
14 熱シールド
16 チャンネル
18 第1燃料ノズル
20 第2燃料ノズル
22 燃焼器流れスリーブ
28 上流の燃焼チャンバー
30 ベンチュリ
32 ベンチュリの頂部
34 下流の燃焼チャンバー
36 圧縮空気
38 空間
41 ベンチュリの上流側
43 ベンチュリの下流側
Claims (15)
- ガスタービンの燃焼器であって、
前記燃焼器の第1の端部に配置されたノズル組立体と、
前記ノズルの下流で前記燃焼器内に配置された燃焼チャンバーと、
前記燃焼器内に配置されたベンチュリであって、前記第1の端部と前記燃焼チャンバーとの間の連結部を形成し、前記ベンチュリが、ベンチュリの壁と、前記燃焼器の内側に近接し前記燃焼器の内側に沿って延在する半径方向外側の壁と、前記ベンチュリの壁と前記半径方向外側の壁との間の内部通路と、を備え、前記内部通路が、第1と第2の通路部分と、ベンチュリの壁に向かって半径方向内側に延び、半径方向に延びる側壁によって形成される半径空間と、を有し、前記半径空間が、前記第1と第2の通路部分と、直接流体接続されている、ベンチュリと、を備え、
前記第1の通路部分が、ベンチュリの壁に沿って前記燃焼器の第1の端部に向かって延び、前記第2の通路部分が、ベンチュリの壁に沿って前記燃焼器の第2の端部に向かって延び、
前記半径空間が、ベンチュリの壁に近接した前記第1と第2の通路部分に係合し、
更に、冷却空気を、前記半径空間を介して前記第1と第2の通路部分に導く、圧縮空気源を備え、
前記第1と第2の通路部分が、前記圧縮空気源からの圧縮空気を、ベンチュリ内で、互いに反対の方向に導く、
燃焼器。 - 前記内部通路の第2の通路部分の下流側端部と連結された第2の通路を更に備え、前記第2の通路部分を通って前記第2の通路に流れる空気流れが、方向を反対方向に変え、前記ベンチュリの前記第1の側に向かって導かれる、請求項1に記載の燃焼器。
- 冷却空気を前記燃焼器の前記第1の端部に導く前記第1の通路部分の端部に配置された冷却空気の出口を更に備える、請求項2に記載の燃焼器。
- 前記第2の通路と、前記第1の通路部分とが、それぞれ前記冷却空気の出口と流体接続された、請求項3に記載の燃焼器。
- 前記冷却空気の出口が、前記第2の通路と前記第1の通路部分とからの空気流れを、前記ベンチュリの上流の燃焼器の前記第1の端部に導く、請求項4に記載の燃焼器。
- 前記半径空間が、前記燃焼器内の前記ベンチュリの上流側の後ろの位置で、前記第1の通路部分と連通する、請求項1に記載の燃焼器。
- ガスタービンの燃焼器であって、
前記燃焼器の第1の端部に配置されたノズル組立体と、
前記ノズルの下流で前記燃焼器内に配置された燃焼チャンバーと、
前記燃焼器内に配置されたベンチュリであって、前記第1の端部と前記燃焼チャンバーとの間の連結部を形成し、前記ベンチュリが、ベンチュリの壁と、前記燃焼器の内側に近接し前記燃焼器の内側に沿って延在する半径方向外側の壁と、前記ベンチュリの壁と前記半径方向外側の壁との間の内部通路と、を備え、前記内部通路が、前記ベンチュリの頂部の互いに反対の側に位置し、互いに反対の側に沿って延在する、第1の側と第2の側と、前記ベンチュリの壁に向かって半径方向内側に延び、半径方向に延びる側壁によって形成される半径空間と、を有し、前記半径空間が、前記第1と第2の側と直接流体接続されている、ベンチュリと、を備え、
前記半径空間が、ベンチュリの壁に近接した前記第1と第2の側に係合し、
更に、前記半径空間を介して前記内部通路の前記第1の側と第2の側とに流体接続された、圧縮空気源を備え、
前記圧縮空気源からの圧縮空気が、前記ベンチュリを冷却するために、前記第1の側と第2の側の内部で互いに反対の方向に、前記内部通路を通して導かれる、
燃焼器。 - 前記半径空間が、前記内部通路の前記第1と第2の側のいずれかと、前記燃焼器内の前記ベンチュリの頂部からずれた位置で連通する、請求項7に記載の燃焼器。
- 前記内部通路の前記第2の側の下流端部と連通する第2の通路を更に備え、前記内部通路の前記第2の側を通って前記第2の通路に流れる前記空気流れが、流れの方向を逆方向に変えられ、前記ベンチュリの前記第1の側に向かって導かれる、請求項7に記載の燃焼器。
- 冷却空気を前記燃焼器の前記第1の端部に導くために、前記内部通路の前記第1の側の端部に配置された前記冷却空気の出口を更に備える、請求項9に記載の燃焼器。
- 前記第2の通路と前記内部通路の前記第1の側とが、それぞれ前記冷却空気の出口と流体接続された、請求項10に記載の燃焼器。
- 前記冷却空気の出口が、前記第2の通路と前記内部通路の前記第1の側からの空気流れを、前記ベンチュリの上流の前記燃焼器の前記第1の端部に導く、請求項11に記載の燃焼器。
- ガスタービンの燃焼器内のベンチュリであって、
ベンチュリの壁と、前記燃焼器の内側表面に沿って延び、第1と第2の通路を形成する、ベンチュリの半径方向外側の壁と、を備え、
上流の角度をつけた側と、下流の角度をつけた側と、前記上流の角度をつけた側と下流の角度をつけた側との間に配置された頂部と、ベンチュリの壁に向かって半径方向内側に延び、半径方向に延びる側壁によって形成される冷却空気の入口とが、ベンチュリの半径方向外側の壁に接続され、両側の角度をつけた側の間に配置され、前記頂部直前に冷却空気を供給し、
更に、下流の角度をつけた側の内部表面に沿い、次に、ライナーに沿って上流へ前記冷却空気入口からの冷却空気を導く、前記第1の通路と、
上流の角度をつけた側に沿って前記入口からの冷却空気を導く前記第2の通路と、
前記第2の通路から、前記ベンチュリの頂部の上流の燃焼器に、冷却空気を導く、冷却出口と、
を備える、ベンチュリ。 - 前記冷却空気入口が、前記ベンチュリ内で、前記燃焼器周りに半径方向に延びる中央空間を備える、請求項13に記載のベンチュリ。
- 冷却出口が、前記ベンチュリの前記上流の角度をつけた側の上流に配置された、請求項13に記載のベンチュリ。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/357,029 | 2009-01-21 | ||
US12/357,029 US7712314B1 (en) | 2009-01-21 | 2009-01-21 | Venturi cooling system |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010169076A JP2010169076A (ja) | 2010-08-05 |
JP4933578B2 true JP4933578B2 (ja) | 2012-05-16 |
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Application Number | Title | Priority Date | Filing Date |
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JP2009110007A Active JP4933578B2 (ja) | 2009-01-21 | 2009-04-28 | ベンチュリ冷却システム |
Country Status (16)
Country | Link |
---|---|
US (2) | US7712314B1 (ja) |
EP (1) | EP2211104B1 (ja) |
JP (1) | JP4933578B2 (ja) |
KR (1) | KR101131646B1 (ja) |
CN (1) | CN101782232B (ja) |
AR (2) | AR072358A1 (ja) |
AU (1) | AU2009201420B8 (ja) |
BR (1) | BRPI0901605A2 (ja) |
CA (1) | CA2661248C (ja) |
CL (1) | CL2009001101A1 (ja) |
HK (1) | HK1146108A1 (ja) |
IL (1) | IL198653A (ja) |
MX (1) | MX2009004301A (ja) |
MY (1) | MY149412A (ja) |
SG (2) | SG177888A1 (ja) |
TW (2) | TWI452242B (ja) |
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TWI376484B (en) | 2012-11-11 |
KR101131646B1 (ko) | 2012-03-28 |
MY149412A (en) | 2013-08-30 |
BRPI0901605A2 (pt) | 2010-12-21 |
EP2211104A2 (en) | 2010-07-28 |
TWI452242B (zh) | 2014-09-11 |
EP2211104A3 (en) | 2014-08-06 |
HK1146108A1 (en) | 2011-05-13 |
IL198653A0 (en) | 2010-02-17 |
KR20100085810A (ko) | 2010-07-29 |
CL2009001101A1 (es) | 2011-08-19 |
AU2009201420B8 (en) | 2011-02-17 |
MX2009004301A (es) | 2010-07-20 |
US7712314B1 (en) | 2010-05-11 |
SG177888A1 (en) | 2012-02-28 |
SG163466A1 (en) | 2010-08-30 |
AU2009201420A1 (en) | 2010-08-05 |
IL198653A (en) | 2013-01-31 |
TW201028622A (en) | 2010-08-01 |
TW201241369A (en) | 2012-10-16 |
EP2211104B1 (en) | 2017-06-14 |
CA2661248C (en) | 2011-02-08 |
AU2009201420B2 (en) | 2011-01-27 |
US7707836B1 (en) | 2010-05-04 |
CA2661248A1 (en) | 2010-07-21 |
AR072358A1 (es) | 2010-08-25 |
JP2010169076A (ja) | 2010-08-05 |
CN101782232A (zh) | 2010-07-21 |
CN101782232B (zh) | 2012-11-28 |
AR092910A2 (es) | 2015-05-06 |
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