JP6696733B2 - 燃焼システムにおいてコヒーレンスを低減するための噴射装置変更システム及び方法 - Google Patents
燃焼システムにおいてコヒーレンスを低減するための噴射装置変更システム及び方法 Download PDFInfo
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- 238000002485 combustion reaction Methods 0.000 title claims description 105
- 238000000034 method Methods 0.000 title description 6
- 238000012986 modification Methods 0.000 title 1
- 230000004048 modification Effects 0.000 title 1
- 239000000446 fuel Substances 0.000 claims description 171
- 238000009826 distribution Methods 0.000 claims description 26
- 238000002347 injection Methods 0.000 claims description 13
- 239000007924 injection Substances 0.000 claims description 13
- 230000008859 change Effects 0.000 claims description 11
- 239000000203 mixture Substances 0.000 claims description 9
- 239000007800 oxidant agent Substances 0.000 description 25
- 230000006399 behavior Effects 0.000 description 24
- 239000007789 gas Substances 0.000 description 24
- 230000001590 oxidative effect Effects 0.000 description 24
- 239000000567 combustion gas Substances 0.000 description 16
- 230000004044 response Effects 0.000 description 14
- 230000008878 coupling Effects 0.000 description 10
- 238000010168 coupling process Methods 0.000 description 10
- 238000005859 coupling reaction Methods 0.000 description 10
- 230000003111 delayed effect Effects 0.000 description 6
- 230000017525 heat dissipation Effects 0.000 description 6
- 230000003534 oscillatory effect Effects 0.000 description 5
- 238000011144 upstream manufacturing Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000737 periodic effect Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000001427 coherent effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000010349 pulsation Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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
- 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
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N1/00—Regulating fuel supply
- F23N1/02—Regulating fuel supply conjointly with air supply
- F23N1/022—Regulating fuel supply conjointly with air supply using electronic means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N5/00—Systems for controlling combustion
- F23N5/24—Preventing development of abnormal or undesired conditions, i.e. safety arrangements
- F23N5/242—Preventing development of abnormal or undesired conditions, i.e. safety arrangements using electronic means
-
- 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
-
- 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
- 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
- F01D9/023—Transition ducts between combustor cans and first stage of the turbine in gas-turbine engines; their cooling or sealings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2260/00—Function
- F05B2260/96—Preventing, counteracting or reducing vibration or noise
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2260/00—Function
- F05B2260/96—Preventing, counteracting or reducing vibration or noise
- F05B2260/966—Preventing, counteracting or reducing vibration or noise by correcting static or dynamic imbalance
-
- 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
- F05D2260/96—Preventing, counteracting or reducing vibration or noise
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D2210/00—Noise abatement
-
- 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
- F23R2900/00013—Reducing thermo-acoustic vibrations by active means
-
- 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
- F23R2900/00014—Reducing thermo-acoustic vibrations by passive means, e.g. by Helmholtz resonators
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
Description
12a、12b 燃焼器
14 LLI燃料回路
16 二次燃料
18 LLI燃料噴射装置
22 タービン
24 一次燃料ノズル
26 一次燃料
28 一次燃焼ゾーン
30 二次燃焼ゾーン
32 燃焼ガス
34 シャフト
38 負荷
42 酸化剤吸気口
44 加圧酸化剤
46 燃焼器出口
56 コントローラ
Claims (11)
- ガスタービンエンジンを備えたシステム(10)であって、前記ガスタービンエンジンが、
第1の複数の噴射装置(18)を有する第1の燃料導管を含み、該第1の複数の噴射装置が第1の燃料経路に沿って第1の構成で内部に配置され、前記第1の複数の噴射装置が第1の燃焼室の二次燃焼ゾーンに燃料を送るように構成された第1の燃焼器(12a)と、
第2の複数の噴射装置(18)を有する第2の燃料導管を含み、該第2の複数の噴射装置が第2の燃料経路に沿って第2の構成で内部に配置され、前記第2の複数の噴射装置が第2の燃焼室の二次燃焼ゾーンに燃料を送るように構成された第2の燃焼器(12b)と、
を備え、前記第2の構成は、前記第1の構成に対して少なくとも1つの相違点を有し、前記第1の複数の噴射装置の第1の構成と前記第2の複数の噴射装置の第2の構成との間の少なくとも1つの相違点が、前記第1の複数の噴射装置の少なくとも1つの噴射装置(18)と前記第2の複数の噴射装置の少なくとも1つの噴射装置(18)との間の相違点を含む、システム(10)。 - 前記少なくとも1つの相違点が、前記第1の複数の噴射装置の第1の放熱エネルギー分布又は第1の火炎ダイナミックを前記第2の複数の噴射装置の第2の放熱エネルギー分布又は第2の火炎ダイナミックに対して変えることにより、前記第1の燃焼室と前記第2の燃焼室との間の火炎ダイナミックス及びこれにより燃焼ダイナミックスを変えるように構成されている、請求項1に記載のシステム(10)。
- 前記少なくとも1つの相違点が、前記第1の複数の噴射装置の酸化剤−燃料混合気の第1の比を前記第2の複数の噴射装置の酸化剤−燃料混合気の第2の比に対して変えることにより、前記第1の燃焼室と前記第2の燃焼室との間の火炎ダイナミックス及びこれにより燃焼ダイナミックスを変えるように構成されている、請求項1または2に記載のシステム(10)。
- 第1及び第2の燃焼器(12a、12b)の各々は、端部カバー(60)を有するヘッド端部(48)と、燃焼器キャップ組立体(62)と、前記ヘッド端部(48)において支持された一次燃料ノズル(24)とを備え、
前記第1の複数の噴射装置の少なくとも1つの噴射装置(18)と前記第1の燃焼器(12a)の前記ヘッド端部(48)との距離は、前記第2の複数の噴射装置の少なくとも1つの噴射装置(18)と前記第2の燃焼器(12b)の前記ヘッド端部(48)との距離と異なる、請求項1乃至3のいずれかに記載のシステム(10)。 - 前記第1の複数の噴射装置と前記第2の複数の噴射装置との間の少なくとも1つの相違点が、異なる軸方向構成、異なる円周方向構成、異なる燃料吸入部又は異なる噴射装置動作、或いはこれらの組み合わせのうちの少なくとも1つを含み、
前記軸方向構成が、前記第1の燃焼器(12a)と前記第2の燃焼器(12b)との間の異なる軸方向配置、異なる軸方向区域、異なる軸方向位置、又は異なる軸方向配列、或いはこれらの組み合わせのうちの少なくとも1つを含む、請求項1乃至4のいずれかに記載のシステム(10)。 - 前記異なる円周方向構成が、異なる円周方向配置、異なる円周方向区域、異なる円周方向位置、又は異なる円周方向配列、或いはこれらの組み合わせのうちの少なくとも1つを含む、請求項1乃至4のいずれかに記載のシステム(10)。
- 前記異なる円周方向構成が、前記第1の燃焼器(12a)と前記第2の燃焼器(12b)との間の異なるオフセット角を含む、請求項6に記載のシステム(10)。
- 前記ガスタービンエンジンが、前記第1の複数の噴射装置の燃料吸入を前記第2の複数の噴射装置に対して変えるように前記第1の燃料導管又は前記第2の燃料導管を制御するよう構成されたコントローラを備える、請求項1乃至7のいずれかに記載のシステム(10)。
- 前記コントローラが、前記第1の燃料導管を制御して、前記第1の複数の噴射装置の第1の噴射装置への燃料吸入を前記第2の複数の噴射装置の第2の噴射装置に対して変えるように構成されている、請求項8に記載のシステム(10)。
- 第1のタービン燃焼器と第2のタービン燃焼器とコントローラとを備えたシステムであって、
前記第1のタービン燃焼器が、
前記第1のタービン燃焼器内に第1の配列を有する第1の複数の燃料噴射装置を含む第1の燃料導管を備え、前記第1の複数の燃料噴射装置が、前記第1のタービン燃焼器の第1の二次燃焼ゾーンに燃料を送るように構成され、前記第1の複数の燃料噴射装置が第1の噴射装置と第2の噴射装置を含み、第1の噴射装置が第2の噴射装置に対して少なくとも1つの相違点を有しており、
前記第2のタービン燃焼器が、
第2の配列を前記第2のタービン燃焼器内に有する第2の複数の燃料噴射装置を含む第2の燃料導管を備え、前記第2の複数の燃料噴射装置が、前記第2のタービン燃焼器の第2の二次燃焼ゾーンに燃料を送るように構成され、前記第2の複数の燃料噴射装置が第3の噴射装置と第4の噴射装置を含み、第3の噴射装置が第4の噴射装置に対して少なくとも1つの相違点を有しており、
前記コントローラが、前記第1の燃料導管を制御して、前記第1の噴射装置の第1の燃料流れを前記第2の噴射装置の第2の燃料流れに対して変えるように構成されており、かつ前記コントローラが、前記第2の燃料導管を制御して、前記第3の噴射装置の第3の燃料流れを前記第4の噴射装置の第4の燃料流れに対して変更して、前記第3の噴射装置と前記第4の噴射装置との間の火炎ダイナミックス及びこれにより燃焼ダイナミックスを変えるように構成されているとともに、前記第3の燃料流れ及び前記第4の燃料流れのうちの少なくとも1つに対して前記第1の燃料流れ又は前記第2の燃料流れを変えるように構成されており、
前記少なくとも1つの相違点が、第1のタービン燃焼器内での第1の噴射装置と第2の噴射装置との間の異なる軸方向構成、及び第1のタービン燃焼器内での第1の噴射装置と第2の噴射装置との間の異なる軸方向構成と異なる円周方向構成との組み合わせのうちの少なくとも1つを含む、システム。 - 第1及び第2の燃焼器(12a、12b)の各々は、端部カバー(60)を有するヘッド端部(48)と、燃焼器キャップ組立体(62)と、前記ヘッド端部(48)において支持された一次燃料ノズル(24)とを備え、
前記第1の複数の噴射装置の少なくとも1つの噴射装置(18)と前記第1の燃焼器(12a)の前記ヘッド端部(48)との距離は、前記第2の複数の噴射装置の少なくとも1つの噴射装置(18)と前記第2の燃焼器(12b)の前記ヘッド端部(48)との距離と異なる、請求項10に記載のシステム。
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US14/288,875 US9845732B2 (en) | 2014-05-28 | 2014-05-28 | Systems and methods for variation of injectors for coherence reduction in combustion system |
US14/288,875 | 2014-05-28 |
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JP (1) | JP6696733B2 (ja) |
CN (1) | CN105135477B (ja) |
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-
2014
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- 2015-05-21 JP JP2015103291A patent/JP6696733B2/ja active Active
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CN105135477B (zh) | 2020-03-10 |
JP2015224866A (ja) | 2015-12-14 |
CH709637A2 (de) | 2015-11-30 |
CH709637A8 (de) | 2016-01-15 |
DE102015107760A1 (de) | 2015-12-17 |
US9845732B2 (en) | 2017-12-19 |
CN105135477A (zh) | 2015-12-09 |
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