JP6240327B2 - 流体ロックとパージ装置とを有する燃料ノズル - Google Patents
流体ロックとパージ装置とを有する燃料ノズル Download PDFInfo
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- JP6240327B2 JP6240327B2 JP2016533696A JP2016533696A JP6240327B2 JP 6240327 B2 JP6240327 B2 JP 6240327B2 JP 2016533696 A JP2016533696 A JP 2016533696A JP 2016533696 A JP2016533696 A JP 2016533696A JP 6240327 B2 JP6240327 B2 JP 6240327B2
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- fuel
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- fuel injector
- spray
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- 239000000446 fuel Substances 0.000 title claims description 267
- 239000012530 fluid Substances 0.000 title claims description 39
- 238000010926 purge Methods 0.000 title description 32
- 239000007921 spray Substances 0.000 claims description 42
- 238000011144 upstream manufacturing Methods 0.000 claims description 20
- 230000001154 acute effect Effects 0.000 claims description 18
- 239000007788 liquid Substances 0.000 claims description 17
- 239000007789 gas Substances 0.000 description 10
- 238000000034 method Methods 0.000 description 10
- 230000003068 static effect Effects 0.000 description 8
- 238000004939 coking Methods 0.000 description 7
- 238000002485 combustion reaction Methods 0.000 description 7
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 229930195733 hydrocarbon Natural products 0.000 description 4
- 150000002430 hydrocarbons Chemical class 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 239000000571 coke Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000012720 thermal barrier coating Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000000149 argon plasma sintering Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 230000004044 response Effects 0.000 description 1
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
- F23R3/34—Feeding into different combustion zones
-
- 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
- F02C7/22—Fuel supply systems
- F02C7/232—Fuel valves; Draining valves or systems
-
- 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
- F23R3/10—Air inlet arrangements for primary air
- F23R3/12—Air inlet arrangements for primary air inducing a vortex
- F23R3/14—Air inlet arrangements for primary air inducing a vortex by using swirl vanes
-
- 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
- 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
- F05D2240/35—Combustors or associated equipment
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D2900/00—Special features of, or arrangements for burners using fluid fuels or solid fuels suspended in a carrier gas
- F23D2900/11101—Pulverising gas flow impinging on fuel from pre-filming surface, e.g. lip atomizers
-
- 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
- F23R2900/00004—Preventing formation of deposits on surfaces of gas turbine components, e.g. coke deposits
-
- 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)
- Fuel-Injection Apparatus (AREA)
- Feeding And Controlling Fuel (AREA)
- Jet Pumps And Other Pumps (AREA)
Description
12 燃料システム
14 パイロット弁
16 パイロット燃料導管
18 パイロット燃料噴射器
20 主弁
22 主燃料導管
24 主燃料噴射器
26 中心軸線
28 ストラット
30 パイロット中央本体
32 中央ボア
34 スワラ中央本体
35 中央旋回ベーン
36 パイロット燃料カートリッジ
38 軸方向供給通路
40 環状パイロット供給リング
42 フィルミング出口構造
44 ベンチュリ管
46 上流セクション
48 スロート
50 分岐セクション
52 外側旋回ベーン
54 熱シールド
56 遮熱コーティング
58 主燃料ポート
60 環状外側本体
62 前方端部
64 後方端部
66 バッフル
68 冷却孔
70 外側表面
72 二次流路
74 噴霧ウエル
76 スカーフ
78 線、環状主リング支持体
80 内側本体
82 流体ロック
84 上流端部
86 下流端部
88 キャピラリ流路
90 ブロック装置
Claims (16)
- 中心軸線(26)を有している燃料ノズル装置であって、
燃料を排出するように構成されている複数の燃料ポート(58)と流体連通する密閉された内部空間を含む主燃料噴射器(24)と、
前記主燃料噴射器(24)の上流に配置され、液体燃料を前記内部空間に供給するように構成されている主燃料導管(22)と、
前記主燃料導管(22)と前記主燃料噴射器(24)との間に配置され、複数の平行なキャピラリ流路(88)を備える流体ロック(82)と、
を備える、燃料ノズル装置。 - 各キャピラリ流路(88)が、1.29mm 2 以下の流路断面積を有する請求項1に記載の装置。
- 前記主燃料導管(22)の流路断面積が、前記キャピラリ流路(88)の1つの流路断面積よりも著しく大きい請求項1または2に記載の装置。
- 前記主燃料噴射器(24)が、環状であり、
パイロット燃料噴射器(18)が、前記主燃料噴射器(24)内に同軸に配置されている、
請求項1から3のいずれかに記載の装置。 - 前記パイロット燃料噴射器(18)を取り囲む環状ベンチュリ管(44)と、
前記パイロット燃料噴射器(18)とベンチュリ管(44)を相互接続している径方向の外側旋回ベーン(52)のアレイと、
をさらに備える、請求項4に記載の装置。 - 前記主燃料噴射器(24)を取り囲み、内部に形成された噴霧ウエル(74)のアレイを含む略円筒状の外側表面(70)を有し、
各噴霧ウエル(74)が、前記主燃料ポート(58)の1つと位置合わせされている環状外側本体(60)をさらに備える、
請求項1から5のいずれかに記載の装置。 - 前記噴霧ウエル(74)の一部が、前記中心軸線(26)に対して鋭角で配向される前記外側表面(70)の傾斜部分を備えるスカーフ(76)を組み込んでいる、請求項6に記載の装置。
- 前記噴霧ウエル(74)が、
スカーフ(76)を組み込んでいない第1のグループ、および、
前記中心軸線(26)に対して鋭角で配向される前記外側表面(70)の傾斜部分を備えるスカーフ(76)を各々が組み込んでいる第2のグループ
として配置され、
前記第2のグループの前記噴霧ウエル(74)が、前記外側本体(60)の周囲の前記第2のグループの前記噴霧ウエル(74)と交互に並ぶ、
請求項6に記載の装置。 - 前記第2のグループの前記噴霧ウエル(74)が、下流方向に前記中心軸線(26)に対して鋭角で配向される請求項8に記載の装置。
- 前記噴霧ウエル(74)が、
上流方向に前記中心軸線(26)に対して鋭角で配向される前記外側表面(70)の傾斜部分を備えるスカーフ(76)を各々が組み込んでいる第1のグループ、および、
下流方向に前記中心軸線(26)に対して鋭角で配向される前記外側表面(70)の傾斜部分を備えるスカーフ(76)を各々が組み込んでいる第2のグループ
として配置され、
前記第2のグループの前記噴霧ウエル(74)が、前記外側本体(60)の周囲の前記第2のグループの前記噴霧ウエル(74)と交互に並ぶ、
請求項6に記載の装置。 - 中央に位置するパイロット燃料噴射器(18)と、
前記パイロット燃料噴射器(18)に連結されたパイロット燃料導管(16)と、
前記パイロット燃料噴射器(18)を取り囲み、燃料を排出するように構成されている複数の燃料ポート(58)と流体連通する密閉された内部空間を備える環状主燃料噴射器(24)と、
前記主燃料噴射器(24)、ベンチュリ管(44)、およびパイロット燃料噴射器(18)を取り囲み、内部に形成された噴霧ウエル(74)のアレイを含む略円筒状の外側表面(70)を有し、各噴霧ウエル(74)は、前記主燃料ポート(58)の1つと位置合わせされており、前記噴霧ウエル(74)の一部が、中心軸線(26)に対して鋭角で配向される前記外側表面(70)の傾斜部分を備えるスカーフ(76)を組み込んでいる環状外側本体(60)と、
前記主燃料噴射器(24)の上流に配置され、液体燃料を前記内部空間に供給するように構成されている主燃料導管(22)と、
前記主燃料導管(22)と前記主燃料噴射器(24)との間に配置されたブロック装置(90)と、
を備える、燃料ノズル装置。 - 前記ブロック装置(90)が、複数の平行なキャピラリ流路(88)を有する流体ロック(82)を備える、請求項11に記載の装置。
- 液体燃料の流れを供給するように動作可能な燃料システム(12)と、
前記燃料システム(12)および前記パイロット燃料導管(16)に連結されるパイロット弁(14)と、
前記燃料システム(12)および前記主燃料導管(22)に連結される主弁(20)と、
をさらに備える請求項11または12に記載の装置。 - 前記噴霧ウエル(74)が、
スカーフ(76)を組み込んでいない第1のグループ、および、
前記中心軸線(26)に対して鋭角で配向される前記外側表面(70)の傾斜部分を備えるスカーフ(76)を各々が組み込んでいる第2のグループ
として配置され、
前記第2のグループの前記噴霧ウエル(74)が、前記外側本体(60)の周囲の前記第2のグループの前記噴霧ウエル(74)と交互に並ぶ、
請求項13に記載の装置。 - 前記第2のグループの前記噴霧ウエル(74)が、下流方向に前記中心軸線(26)に対して鋭角で配向される、請求項14に記載の装置。
- 前記噴霧ウエル(74)が、
上流方向に前記中心軸線(26)に対して鋭角で配向される前記外側表面(70)の傾斜部分を備えるスカーフ(76)を各々が組み込んでいる第1のグループ、および、
下流方向に前記中心軸線(26)に対して鋭角で配向される前記外側表面(70)の傾斜部分を備えるスカーフ(76)を各々が組み込んでいる第2のグループ
として配置され、
前記第2のグループの前記噴霧ウエル(74)が、前記外側本体(60)の周囲の前記第2のグループの前記噴霧ウエル(74)と交互に並ぶ、
請求項13に記載の装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201361909646P | 2013-11-27 | 2013-11-27 | |
US61/909,646 | 2013-11-27 | ||
PCT/US2014/066966 WO2015122952A2 (en) | 2013-11-27 | 2014-11-21 | Fuel nozzle with fluid lock and purge apparatus |
Publications (2)
Publication Number | Publication Date |
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JP2017500472A JP2017500472A (ja) | 2017-01-05 |
JP6240327B2 true JP6240327B2 (ja) | 2017-11-29 |
Family
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Application Number | Title | Priority Date | Filing Date |
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JP2016533696A Active JP6240327B2 (ja) | 2013-11-27 | 2014-11-21 | 流体ロックとパージ装置とを有する燃料ノズル |
Country Status (7)
Country | Link |
---|---|
US (1) | US10288293B2 (ja) |
EP (1) | EP3074697B1 (ja) |
JP (1) | JP6240327B2 (ja) |
CN (1) | CN105765305B (ja) |
BR (1) | BR112016011777A2 (ja) |
CA (1) | CA2931246C (ja) |
WO (1) | WO2015122952A2 (ja) |
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-
2014
- 2014-11-21 BR BR112016011777A patent/BR112016011777A2/pt not_active Application Discontinuation
- 2014-11-21 JP JP2016533696A patent/JP6240327B2/ja active Active
- 2014-11-21 US US15/039,065 patent/US10288293B2/en active Active
- 2014-11-21 EP EP14868715.5A patent/EP3074697B1/en active Active
- 2014-11-21 CA CA2931246A patent/CA2931246C/en active Active
- 2014-11-21 WO PCT/US2014/066966 patent/WO2015122952A2/en active Application Filing
- 2014-11-21 CN CN201480065056.3A patent/CN105765305B/zh active Active
Also Published As
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EP3074697A2 (en) | 2016-10-05 |
WO2015122952A3 (en) | 2015-11-26 |
EP3074697B1 (en) | 2019-04-10 |
US10288293B2 (en) | 2019-05-14 |
US20170159938A1 (en) | 2017-06-08 |
CN105765305B (zh) | 2018-05-08 |
CN105765305A (zh) | 2016-07-13 |
CA2931246C (en) | 2019-09-24 |
JP2017500472A (ja) | 2017-01-05 |
CA2931246A1 (en) | 2015-08-20 |
WO2015122952A2 (en) | 2015-08-20 |
BR112016011777A2 (pt) | 2017-08-08 |
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