JP5530131B2 - ガスタービン燃焼器用の耐保炎性燃料/空気予混合器 - Google Patents
ガスタービン燃焼器用の耐保炎性燃料/空気予混合器 Download PDFInfo
- Publication number
- JP5530131B2 JP5530131B2 JP2009187600A JP2009187600A JP5530131B2 JP 5530131 B2 JP5530131 B2 JP 5530131B2 JP 2009187600 A JP2009187600 A JP 2009187600A JP 2009187600 A JP2009187600 A JP 2009187600A JP 5530131 B2 JP5530131 B2 JP 5530131B2
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- Prior art keywords
- nozzle
- passage
- fuel
- cooling
- peripheral wall
- 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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- 239000000446 fuel Substances 0.000 title claims description 81
- 238000001816 cooling Methods 0.000 claims description 48
- 230000002093 peripheral effect Effects 0.000 claims description 31
- 239000012530 fluid Substances 0.000 claims description 9
- 239000012809 cooling fluid Substances 0.000 claims description 8
- 239000007789 gas Substances 0.000 claims description 8
- 239000011261 inert gas Substances 0.000 claims description 3
- 239000002826 coolant Substances 0.000 description 40
- 239000003570 air Substances 0.000 description 36
- 238000002485 combustion reaction Methods 0.000 description 23
- 238000002347 injection Methods 0.000 description 9
- 239000007924 injection Substances 0.000 description 9
- 238000006243 chemical reaction Methods 0.000 description 8
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 7
- 239000000203 mixture Substances 0.000 description 7
- 238000013461 design Methods 0.000 description 5
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 4
- 239000001257 hydrogen Substances 0.000 description 4
- 229910052739 hydrogen Inorganic materials 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 238000011144 upstream manufacturing Methods 0.000 description 4
- 229930195733 hydrocarbon Natural products 0.000 description 3
- 150000002430 hydrocarbons Chemical class 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 239000000112 cooling gas Substances 0.000 description 2
- 239000003345 natural gas Substances 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- -1 but not limited to Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 239000013626 chemical specie Substances 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000013529 heat transfer fluid Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
Images
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
- F23R3/28—Continuous combustion chambers using liquid or gaseous fuel characterised by the fuel supply
- F23R3/286—Continuous combustion chambers using liquid or gaseous fuel characterised by the fuel supply having fuel-air premixing devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/46—Details, e.g. noise reduction means
- F23D14/62—Mixing devices; Mixing tubes
-
- 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
- F23R3/28—Continuous combustion chambers using liquid or gaseous fuel characterised by the fuel supply
- F23R3/283—Attaching or cooling of fuel injecting means including supports for fuel injectors, stems, or lances
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D2214/00—Cooling
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Gas Burners (AREA)
Description
11 外周壁
12 ノズル中央本体
11 外壁
14 燃料/空気予混合器
15 空気入口
16 燃料入口
22 旋回ベーン
17 ベーン通路
21 環状予混合通路
23 燃料通路
24 中間壁
26 ベーン通路
25 燃料噴射口
30 燃焼ゾーン
31 冷却媒体入口
32 冷却通路
33 端部壁
34 流れ通路
35 リブ
36 内周壁
41 開口
42 チャンバ
43 環状空洞
44 バーナ内壁
45 小孔
110 バーナ組立体
111 外周壁
112 ノズル中央本体
114 燃料/空気予混合器
115 空気入口
116 燃料入口
122 旋回ベーン
117 ベーン通路
120 予混合通路
132 燃料通路
133 端部壁
134 逆方向流れ通路
135 リブ
134 流れ通路
135 リブ
136 内周壁
142 チャンバ
122 ベーン
125 噴射ポート
117 ベーン通路
115 空気入口
121 予混合通路
144 バーナ内壁
143 環状空洞
146 環状オリフィス
147 環状端部壁
146 環状オリフィス
343 環状空洞
311 外周壁
344 バーナ内壁
345、346 小孔
347 環状端部壁
222 ベーン
217 ベーン通路
351 リブ
Claims (4)
- 外周壁(11)および該外周壁(11)に隣接する内周壁であって、前記外周壁(11)および前記内周壁はその間に環状空洞を画成し、前記環状空洞は周辺冷却通路を形成する、前記外周壁および内周壁と、
前記外周壁(11)内に配置されたノズル中央本体(12)であって、
その遠位の端部の端部壁と、
前記ノズル中央本体内に画成され、その全長の少なくとも一部に延びるガス燃料通路と、
前記ノズル中央本体(12)内に形成され、その全長の少なくとも部分的に円周方向に延び、冷却流体の流入口を画成するノズル冷却通路と、
を備えるノズル中央本体と、
前記ノズル中央本体の近位の端部部分を囲み、空気入口(15)および前記ガス燃料通路と流体連通している複数のベーンを備える、燃料/空気予混合器(14)と、
を備え、
前記内周壁(11)と前記ノズル中央本体(12)が、その間に予混合通路を形成し、該予混合通路に前記燃料/空気予混合器(14)からガス燃料と空気とが放出され、
前記冷却流体は、前記ノズル冷却通路から前記周辺冷却通路に運ばれ、
前記ノズル冷却通路が、空気源または不活性ガス源と流体連通しており、
前記周辺冷却通路が、少なくとも1つの出口オリフィスを通って、前記予混合通路と流体連通している、
燃料ノズル。 - 前記ノズル冷却通路が、前記予混合通路(121)と流体連通している、請求項1に記載のノズル。
- 前記ノズル冷却通路が、その中に環状にかつ間隔を置いて配置されたリブ(35)を含む、請求項1に記載のノズル。
- 前記複数のベーンが内部冷却通路(42、126)を含み、該複数のベーン内の内部冷却通路が前記ノズル冷却通路及び前記周辺冷却通路と流体連通している、請求項1に記載のノズル。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/256,901 | 2008-10-23 | ||
US12/256,901 US8312722B2 (en) | 2008-10-23 | 2008-10-23 | Flame holding tolerant fuel and air premixer for a gas turbine combustor |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2010101309A JP2010101309A (ja) | 2010-05-06 |
JP2010101309A5 JP2010101309A5 (ja) | 2013-02-07 |
JP5530131B2 true JP5530131B2 (ja) | 2014-06-25 |
Family
ID=42055321
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009187600A Active JP5530131B2 (ja) | 2008-10-23 | 2009-08-13 | ガスタービン燃焼器用の耐保炎性燃料/空気予混合器 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8312722B2 (ja) |
JP (1) | JP5530131B2 (ja) |
CN (1) | CN101725984B (ja) |
CH (1) | CH699760A2 (ja) |
DE (1) | DE102009043830A1 (ja) |
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2008
- 2008-10-23 US US12/256,901 patent/US8312722B2/en not_active Expired - Fee Related
-
2009
- 2009-08-13 JP JP2009187600A patent/JP5530131B2/ja active Active
- 2009-08-14 CH CH01270/09A patent/CH699760A2/de not_active Application Discontinuation
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CN101725984A (zh) | 2010-06-09 |
US8312722B2 (en) | 2012-11-20 |
US20100101229A1 (en) | 2010-04-29 |
DE102009043830A1 (de) | 2010-04-29 |
CH699760A2 (de) | 2010-04-30 |
JP2010101309A (ja) | 2010-05-06 |
CN101725984B (zh) | 2014-03-26 |
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