JP2006078167A - 乾式低エミッション燃焼器組立体の熱効率を向上させるためのシステム及び方法 - Google Patents
乾式低エミッション燃焼器組立体の熱効率を向上させるためのシステム及び方法 Download PDFInfo
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- JP2006078167A JP2006078167A JP2005257437A JP2005257437A JP2006078167A JP 2006078167 A JP2006078167 A JP 2006078167A JP 2005257437 A JP2005257437 A JP 2005257437A JP 2005257437 A JP2005257437 A JP 2005257437A JP 2006078167 A JP2006078167 A JP 2006078167A
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- 238000000034 method Methods 0.000 title claims abstract description 9
- 230000003134 recirculating effect Effects 0.000 claims description 7
- 230000007246 mechanism Effects 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 4
- 238000010792 warming Methods 0.000 claims description 2
- 239000003570 air Substances 0.000 description 117
- 239000007789 gas Substances 0.000 description 40
- 239000000446 fuel Substances 0.000 description 21
- 238000002485 combustion reaction Methods 0.000 description 17
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 15
- 239000012080 ambient air Substances 0.000 description 6
- 230000014509 gene expression Effects 0.000 description 4
- 239000000203 mixture Substances 0.000 description 3
- 238000011144 upstream manufacturing Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 238000003915 air pollution Methods 0.000 description 2
- 229910002091 carbon monoxide Inorganic materials 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Classifications
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- 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
-
- 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
- F02C6/00—Plural gas-turbine plants; Combinations of gas-turbine plants with other apparatus; Adaptations of gas-turbine plants for special use
- F02C6/04—Gas-turbine plants providing heated or pressurised working fluid for other apparatus, e.g. without mechanical power output
- F02C6/06—Gas-turbine plants providing heated or pressurised working fluid for other apparatus, e.g. without mechanical power output providing compressed gas
- F02C6/08—Gas-turbine plants providing heated or pressurised working fluid for other apparatus, e.g. without mechanical power output providing compressed gas the gas being bled from the gas-turbine compressor
-
- 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
- F02C7/08—Heating air supply before combustion, e.g. by exhaust gases
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
- F23L15/00—Heating of air supplied for combustion
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N5/00—Systems for controlling 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
- F23R3/02—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
- 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
- F05D2250/00—Geometry
- F05D2250/30—Arrangement of components
- F05D2250/31—Arrangement of components according to the direction of their main axis or their axis of rotation
- F05D2250/311—Arrangement of components according to the direction of their main axis or their axis of rotation the axes being in line
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Turbines (AREA)
Abstract
【解決手段】 本システム(10)は、部分負荷運転の間に、該システム(10)が向上した熱効率を有する新たな平衡状態に達するまで、乾式低エミッション燃焼器組立体(22)の空気入口(156)が受ける入口空気ストリーム(66)の周囲温度を上昇させることができる温暖空気源(58、94)を含む。また、乾式低エミッション燃焼器組立体(22)の熱効率を向上させる方法も開示しており、本方法は、部分負荷運転の間に、システム(10)が向上した熱効率を有する新たな平衡状態に達するまで、乾式低エミッション燃焼器組立体(22)の空気入口が受ける入口空気ストリーム(66)と共に温暖空気源(58、94)を含むようにする段階を含む。
【選択図】 図1
Description
(1)入口空気ストリームと、
(2)入口空気ストリームを受けるための空気入口、少なくとも1つのブリード空気ポート及び入口空気ストリームから受けた空気の少なくとも一部分を吐出するための空気出口を有する乾式低エミッション燃焼器組立体と、
を含む。
14 低圧圧縮機
18 高圧圧縮機
22 燃焼器組立体
26 高圧タービン
30 低圧タービン
50 ブリード空気ストリーム
54 ダンパ制御弁
58 再循環ブリード空気ストリーム
60 周囲空気ストリーム
62 空気ストリーム
66 入口空気ストリーム
82 熱交換器
94 温暖外部空気ストリーム
100 三重環状燃焼器
110 ドーム端部
154 ディフューザ
156 ディフューザ空気入口
157 ディフューザ空気出口
192、194、196 ブリード空気ポート
Claims (10)
- 向上した熱効率を有するガスタービンエンジンシステム(10)であって、
(1)入口空気ストリーム(66)と、
(2)前記入口空気ストリーム(66)を受けるための空気入口(156)、少なくとも1つのブリード空気ポート(192、194、196)及び前記入口空気ストリーム(66)から受けた空気の少なくとも一部分を吐出するための空気出口(157)を有する乾式低エミッション燃焼器組立体(22)と、
部分負荷運転の間に、該システム(10)が向上した熱効率を有する新たな平衡状態に達するまで、前記乾式低エミッション燃焼器組立体(22)の空気入口が受ける入口空気ストリーム(66)の周囲温度を上昇させることができる温暖空気源(58、94)と、
を含むガスタービンエンジンシステム(10)。 - 前記温暖空気源が、前記少なくとも1つのブリード空気ポート(192、194、196)から入口空気ストリーム(66)に再循環するブリード空気ストリーム(58)を含む、請求項1記載のシステム(10)。
- 前記乾式低エミッション燃焼器組立体(22)が、前記入口空気ストリーム(66)を受ける空気入口と、前記受けた空気の一部分を吐出する空気出口(157)とを有するディフューザ(154)を含み、
前記少なくとも1つのブリードポート(192、194、196)が、前記ディフューザ(154)から半径方向外向きに延びる、
請求項1及び請求項2のいずれか1項記載のシステム(10)。 - 前記温暖空気源が、ガスタービンエンジン(10)内で使用した温暖空気ストリームとは外部の温暖空気ストリーム(94)を含む、請求項1から請求項3のいずれか1項記載のシステム(10)。
- 前記温暖外部空気ストリーム(94)が、ガスタービンエンジン(10)の排出空気ストリーム(78)によって加熱される、請求項1から請求項4のいずれか1項記載のシステム。
- 前記温暖外部空気ストリーム(94)及び排出空気ストリーム(78)が、熱交換器(82)を通過する、請求項1から請求項5のいずれか1項記載のシステム。
- 前記入口空気ストリーム(66)に再循環する前記ブリード空気ストリーム(58)又は前記入口空気ストリーム(66)に循環する前記温暖外部空気ストリーム(94)のボリュームを制御するための機構(54)をさらに含む、請求項1から請求項6のいずれか1項記載のシステム。
- 前記再循環するブリード空気ストリーム(58)又は前記循環する温暖外部空気ストリーム(94)のボリュームを、前記入口空気ストリーム(66)の温度が上昇するにつれて減少させる、請求項1から請求項7のいずれか1項記載のシステム。
- 入口空気ストリーム(66)と、前記入口空気ストリーム(66)を受けるための空気入口(156)、少なくとも1つのブリード空気ポート(192、194、196)及び前記入口空気ストリーム(66)からの受入れ空気の少なくとも一部分を吐出するための空気出口(157)を有する乾式低エミッション燃焼器組立体(22)とを含むガスタービンエンジンシステム(10)において熱効率を向上させる方法であって、
部分負荷運転の間に、前記システム(10)が向上した熱効率を有する新たな平衡状態に達するまで、前記乾式低エミッション燃焼器組立体(22)の空気入口が受ける入口空気ストリーム(66)と共に温暖空気源(58、94)を含むようにする段階を含む、
方法。 - 温空気源を含むようにする前記段階が、前記少なくとも1つのブリード空気ポート(192、194、196)から再循環するブリード空気ストリーム(58)を前記入口空気ストリーム(66)に再循環させるか、又はガスタービンエンジン内で使用した温暖空気ストリームとは外部の循環する温暖空気ストリーム(94)を前記入口空気ストリーム(66)に再循環させるかのいずれかの段階を含む、請求項9記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/935,347 | 2004-09-07 | ||
US10/935,347 US7185495B2 (en) | 2004-09-07 | 2004-09-07 | System and method for improving thermal efficiency of dry low emissions combustor assemblies |
Publications (2)
Publication Number | Publication Date |
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JP2006078167A true JP2006078167A (ja) | 2006-03-23 |
JP4974496B2 JP4974496B2 (ja) | 2012-07-11 |
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JP2005257437A Expired - Fee Related JP4974496B2 (ja) | 2004-09-07 | 2005-09-06 | 乾式低エミッション燃焼器組立体の熱効率を向上させるためのシステム及び方法 |
Country Status (4)
Country | Link |
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US (1) | US7185495B2 (ja) |
EP (1) | EP1632719A3 (ja) |
JP (1) | JP4974496B2 (ja) |
CA (1) | CA2517180C (ja) |
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Also Published As
Publication number | Publication date |
---|---|
JP4974496B2 (ja) | 2012-07-11 |
US20060059919A1 (en) | 2006-03-23 |
CA2517180C (en) | 2013-03-12 |
EP1632719A2 (en) | 2006-03-08 |
US7185495B2 (en) | 2007-03-06 |
CA2517180A1 (en) | 2006-03-07 |
EP1632719A3 (en) | 2013-07-24 |
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