JP6894447B2 - 分割型環状燃焼システムのための一体型燃焼器ノズル - Google Patents
分割型環状燃焼システムのための一体型燃焼器ノズル Download PDFInfo
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- JP6894447B2 JP6894447B2 JP2018548824A JP2018548824A JP6894447B2 JP 6894447 B2 JP6894447 B2 JP 6894447B2 JP 2018548824 A JP2018548824 A JP 2018548824A JP 2018548824 A JP2018548824 A JP 2018548824A JP 6894447 B2 JP6894447 B2 JP 6894447B2
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- 239000000446 fuel Substances 0.000 claims description 638
- 238000002347 injection Methods 0.000 claims description 414
- 239000007924 injection Substances 0.000 claims description 414
- 238000001816 cooling Methods 0.000 claims description 44
- 238000011144 upstream manufacturing Methods 0.000 claims description 37
- 239000012530 fluid Substances 0.000 claims description 22
- VEMKTZHHVJILDY-UHFFFAOYSA-N resmethrin Chemical compound CC1(C)C(C=C(C)C)C1C(=O)OCC1=COC(CC=2C=CC=CC=2)=C1 VEMKTZHHVJILDY-UHFFFAOYSA-N 0.000 claims description 13
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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
- 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
- F01D9/041—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector using blades
-
- 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
- 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
- F02C7/24—Heat or noise insulation
-
- 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
- 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
- F23R3/34—Feeding into different combustion zones
-
- 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
- F23R3/34—Feeding into different combustion zones
- F23R3/346—Feeding into different combustion zones for staged combustion
-
- 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
- F23R3/50—Combustion chambers comprising an annular flame tube within an annular casing
-
- 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
-
- 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
- F05D2240/35—Combustors or associated equipment
-
- 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
- F23R2900/00—Special features of, or arrangements for continuous combustion chambers; Combustion processes therefor
- F23R2900/03341—Sequential combustion chambers or burners
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)
- Pressure-Spray And Ultrasonic-Wave- Spray Burners (AREA)
Description
12 吸気部
14 圧縮機
16 燃焼部
18 タービン
20 排気部
22 シャフト
24 空気
26 圧縮空気
28 燃料
30 燃焼ガス
32 圧縮機吐出ケーシング
34 高圧プレナム
36 分割型環状燃焼システム
38 中心線
40 端部カバー
100 一体型燃焼器ノズル
102 主燃焼ゾーン
104 二次燃焼ゾーン
106 内側ライナセグメント
107 スロット
108 外側ライナセグメント
109 スロット
110 燃料噴射パネル
112 上流端部分
114 下流端部分
116 第1の(正圧側)側壁
118 第2の(負圧側)側壁
120 タービンノズル
122 軸方向の分割線
124 シールド
126 正圧側噴射出口
128 負圧側噴射出口
130 正圧側噴射面
131 負圧側噴射面
132 正圧側予混合チャネル
134 負圧側予混合チャネル
136 (正圧側予混合チャネルの)一直線の部分
138 (正圧側予混合チャネルの)湾曲した部分
140 (負圧側予混合チャネルの)一直線の部分
142 (負圧側予混合チャネルの)湾曲した部分
144 予混合空気プレナム
146 環状のカラーまたは座
148 ストラット
150 テーパ部
151 中央開口部
152 流路
154 浮動カラー
156 クロスファイヤ管
157 空気供給孔
158 パージ空気孔
160 空気空洞
162 開口部
164 開口部
166 壁
168 開口
170 空気空洞
178 外側衝突パネル
180 (外側ライナセグメントの)外面
182 衝突孔
184 (予混合空気プレナムへの)入口
186 開口部
188 内側衝突パネル
190 (内側ライナセグメントの)外面
192 衝突孔
194 (予混合空気プレナムへの)入口
196 開口部
198 第1の衝突インサート
200 衝突孔
202 第2の衝突インサート
204 空洞
206 (第2の衝突インサートの)半径方向内側の端部
208 (第2の衝突インサートの)半径方向外側の端部
210 冷却流すき間
212 冷却流すき間
214 入口孔
216 マイクロチャネル冷却通路
218 出口孔
220 収集トラフ
222 ダクト
224 取り付けストラット
226 取り付けリング
228 内側フックプレート
230 内側取り付けリング
232 外側二重蛇腹シール
234 (外側二重蛇腹シールの)一端部
236 (外側二重蛇腹シールの)第2の端部
238 内側二重蛇腹シール
240 (内側二重蛇腹シールの)一端部
242 (内側二重蛇腹シールの)第2の端部
244 蛇腹セグメント
246 蛇腹セグメント
248 中間二重蛇腹シール
250 すき間
252 外側フック
254 取り付けほぞ
256 内側スロット
258 外側スロット
260 (内側取り付けリングの)垂直面部分
262 (外側取り付けリングの)垂直面部分
264 内側スロットカバー
266 外側スロットカバー
268 内側前方取り付けリング
269 ほぞ取り付け部
270 スロット
272 締結具
274 ダンパ
300 燃料噴射モジュール
302 燃料ノズル部分
304 燃料噴射ランス
304a (燃料噴射ランスの)半径方向外側のサブセット
304b (燃料噴射ランスの)中間のサブセット
304c (燃料噴射ランスの)半径方向内側のサブセット
306 下流端部分
308 送出先端部
310 噴射ポート
312 蛇腹部分またはカバー
314 ハウジング本体
316 前方プレート
318 後方プレート
320 外周壁
322 管
324 シール
326 (管の)入口
328 (管の)出口
330 予混合通路
332 燃料ノズルプレナム
332a 前方の燃料ノズルプレナム
332b 後方の燃料ノズルプレナム
334 燃料ポート
336 インジェクタ燃料プレナム
338 第1のインジェクタ燃料プレナム
340 (燃料噴射ランスの)第1のサブセット
342 第2のインジェクタ燃料プレナム
344 (燃料噴射ランスの)第2のサブセット
346 導管
348 外側管
350 内側管
352 外側燃料回路
354 内側燃料回路
356 (管の)第1のサブセット
358 (管の)第2のサブセット
360 第1の後方プレート
362 第2の後方プレート
364 イグナイタ
366 シール
368 周壁
370 第1の集合管燃料プレナム
371 壁
372 第2の集合管燃料プレナム
373 壁
374 第1のインジェクタ燃料プレナム
376 第2のインジェクタ燃料プレナム
378 (燃料噴射ランスの)第1のサブセット
380 (燃料噴射ランスの)第2のサブセット
382 燃料導管
384 外側管
386 内側管
388 内側燃料回路
390 外側燃料回路
392 燃料導管
394 外側管
396 内側管
398 内側燃料回路
400 外側燃料回路
402 燃料噴射モジュールセット
404 導管
406 導管
408 燃料供給導管
410 外側導管
412 内側導管
414 液体燃料カートリッジ
416 中間導管
418 空気プレナム
420 開口部
422 内側燃料通路
424 液体燃料
426 外側燃料通路
428 パージ空気通路
430 パージ空気
432 環状のすき間
434 液体燃料
436 液体燃料カートリッジ
437 保護管
438 外側燃料通路
439 環状部
Claims (15)
- 内側ライナセグメント(106)と、
前記内側ライナセグメント(106)から半径方向に離れて位置した外側ライナセグメント(108)と、
前記内側ライナセグメント(106)と前記外側ライナセグメント(108)との間を半径方向に延びる燃料噴射パネル(110)であって、前端部分(112)と、後端部分(114)と、第1の側壁(116)と、第2の側壁(118)と、前記第1の側壁(116)と前記第2の側壁(118)との間に定められた複数の予混合チャネル(132、134)と、前記第1の側壁(116)及び前記第2の側壁(118)の少なくとも一方に沿って定められた複数の噴射出口(126、128)とを含んでいる燃料噴射パネル(110)と
を備える燃焼器ノズル(100)であって、
前記複数の噴射出口(126、128)の各々の噴射出口(126、128)は、前記複数の予混合チャネル(132、134)のうちのそれぞれの予混合チャネル(132、134)に流体連通し、
前記燃料噴射パネル(110)の前記後端部分(114)は、タービンノズル(120)を定めている、燃焼器ノズル(100)。 - 前記第1の側壁(116)は、正圧側側壁であり、前記第2の側壁(118)は、負圧側側壁である、請求項1に記載の燃焼器ノズル(100)。
- 前記複数の噴射出口(126、128)は、前記負圧側側壁(118)に沿って半径方向に間隔を空けて配置された複数の負圧側噴射出口(128)を含み、前記複数の負圧側噴射出口(128)は、前記燃料噴射パネル(110)の前記前端部分(112)の下流の半径方向の噴射面(131)を定めており、各々の負圧側噴射出口(128)は、前記複数の予混合チャネル(132、134)のうちのそれぞれの予混合チャネル(134)に流体連通している、請求項2に記載の燃焼器ノズル(100)。
- 前記複数の噴射出口(126、128)は、前記正圧側側壁(116)に沿って半径方向に間隔を空けて配置された複数の正圧側噴射出口(126)を含み、前記複数の正圧側噴射出口(126)は、前記燃料噴射パネル(110)の前記前端部分(112)の下流の半径方向の噴射面(130)を定めており、各々の正圧側噴射出口(126)は、前記複数の予混合チャネル(132、134)のうちのそれぞれの予混合チャネル(132)に流体連通している、請求項2又は請求項3に記載の燃焼器ノズル(100)。
- 前記複数の噴射出口(126、128)は、第1の半径方向の平面(131)内で前記負圧側側壁(118)に沿って半径方向に間隔を空けて配置された複数の負圧側噴射出口(128)と、第2の半径方向の平面(130)内で前記正圧側側壁(116)に沿って半径方向に間隔を空けて配置された複数の正圧側噴射出口(126)とを含み、各々の負圧側噴射出口(128)及び各々の正圧側噴射出口(126)は、前記複数の予混合チャネル(132、134)のうちのそれぞれの予混合チャネル(132、134)に連通しており、前記第1の半径方向の平面(131)は、前記第2の半径方向の平面(130)から軸方向にずらされている、請求項2に記載の燃焼器ノズル(100)。
- 前記正圧側側壁(116)と前記負圧側側壁(118)との間に定められた予混合空気プレナム(144)をさらに備え、前記複数の予混合チャネル(132、134)の各々の予混合チャネル(132、134)は、前記予混合空気プレナム(144)に流体連通している、請求項2乃至請求項5のいずれか1項に記載の燃焼器ノズル(100)。
- 前記燃料噴射パネル(110)内で前記正圧側側壁(116)の内面と前記負圧側側壁(118)の内面との間を延びている仕切りをさらに備え、前記仕切りは、前記燃料噴射パネル(110)内の冷却空気空洞を少なくとも部分的に定める、請求項2乃至請求項6のいずれか1項に記載の燃焼器ノズル(100)。
- 前記複数の予混合チャネル(132、134)のうちの1つ以上の予混合チャネル(132、134)は、一直線の部分(136、140)及び湾曲した部分(138、142)を含み、前記湾曲した部分(138、142)は、複数の噴射出口(126、128)のうちのそれぞれの噴射出口(126、128)の近傍に定められている、請求項1乃至請求項7のいずれか1項に記載の燃焼器ノズル(100)。
- 前記燃料噴射パネル(110)の前記タービンノズル(120)を少なくとも部分的に横切って延びる熱シールド(124)をさらに備える、請求項1乃至請求項8のいずれか1項に記載の燃焼器ノズル(100)。
- 前記タービンノズル(120)は、凹状の正圧側及び凸状の負圧側を備え、前記凹状の正圧側は、前記正圧側側壁(116)と一体であり、前記凸状の負圧側は、前記負圧側側壁(118)と一体である、請求項2乃至請求項7のいずれか1項に記載の燃焼器ノズル(100)。
- 前記燃料噴射パネル(110)内で前記複数の予混合チャネル(132、134)の上流において半径方向に積み重ねられた複数のカラー(146)をさらに備え、各々のそれぞれのカラー(146)は、前記複数の予混合チャネル(132、134)のそれぞれの予混合チャネル(132、134)に整列している、請求項1乃至請求項10のいずれか1項に記載の燃焼器ノズル(100)。
- 前記燃料噴射パネル(110)は、前記前端部分(112)に沿って配置され、前記複数のカラー(146)に整列した開口部を定め、1つ以上の浮動カラー(154)が、前記開口部を少なくとも部分的に囲む、請求項11に記載の燃焼器ノズル(100)。
- 前記正圧側側壁(116)の厚さが、前記燃料噴射パネル(110)の前記前端部分(112)と前記後端部分(114)との間、前記燃料噴射パネル(110)の前記外側ライナセグメント(108)と前記内側ライナセグメント(106)との間、又はそれら両方で変化し、及び/又は前記負圧側側壁(118)の厚さが、前記燃料噴射パネル(110)の前記前端部分(112)と前記後端部分(114)との間、前記燃料噴射パネル(110)の前記外側ライナセグメント(108)と前記内側ライナセグメント(106)との間、又はそれら両方で変化する、請求項2乃至請求項7のいずれか1項に記載の燃焼器ノズル(100)。
- 前記燃料噴射パネル(110)の全体としてのパネル厚さが、前記燃料噴射パネル(110)の軸方向の長さ及び半径方向のスパンの少なくとも一方に沿って変化している、請求項1乃至請求項13のいずれか1項に記載の燃焼器ノズル(100)。
- 前記燃料噴射パネル(110)は、前記正圧側側壁(116)及び前記負圧側側壁(118)を貫いて延びるクロスファイヤ管(156)を定めている、請求項1乃至請求項14のいずれか1項に記載の燃焼器ノズル(100)。
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