JP5836645B2 - 煙道ガス再循環を備えるコンバインドサイクル発電プラント - Google Patents
煙道ガス再循環を備えるコンバインドサイクル発電プラント Download PDFInfo
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- 238000002485 combustion reaction Methods 0.000 claims description 107
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 58
- 229910052760 oxygen Inorganic materials 0.000 claims description 58
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Images
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
- F02C3/00—Gas-turbine plants characterised by the use of combustion products as the working fluid
- F02C3/34—Gas-turbine plants characterised by the use of combustion products as the working fluid with recycling of part of the working fluid, i.e. semi-closed cycles with combustion products in the closed part of the cycle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K17/00—Using steam or condensate extracted or exhausted from steam engine plant
- F01K17/04—Using steam or condensate extracted or exhausted from steam engine plant for specific purposes other than heating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K23/00—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids
- F01K23/02—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled
- F01K23/06—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle
- F01K23/10—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle with exhaust fluid of one cycle heating the fluid in another cycle
-
- 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
- F02C3/00—Gas-turbine plants characterised by the use of combustion products as the working fluid
- F02C3/20—Gas-turbine plants characterised by the use of combustion products as the working fluid using a special fuel, oxidant, or dilution fluid to generate the combustion products
- F02C3/26—Gas-turbine plants characterised by the use of combustion products as the working fluid using a special fuel, oxidant, or dilution fluid to generate the combustion products the fuel or oxidant being solid or pulverulent, e.g. in slurry or suspension
- F02C3/28—Gas-turbine plants characterised by the use of combustion products as the working fluid using a special fuel, oxidant, or dilution fluid to generate the combustion products the fuel or oxidant being solid or pulverulent, e.g. in slurry or suspension using a separate gas producer for gasifying the fuel before combustion
-
- 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
- F02C6/003—Gas-turbine plants with heaters between turbine stages
-
- 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
- F02C9/00—Controlling gas-turbine plants; Controlling fuel supply in air- breathing jet-propulsion plants
- F02C9/16—Control of working fluid flow
- F02C9/24—Control of the pressure level in closed cycles
-
- 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
- Y02E20/16—Combined cycle power plant [CCPP], or combined cycle gas turbine [CCGT]
-
- 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
- Y02E20/32—Direct CO2 mitigation
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Engine Equipment That Uses Special Cycles (AREA)
Description
2 周囲空気
3 圧縮機入口ガス
4 燃焼器
5 GTのための煙道ガス
6 ガスタービンGT
7 タービン
8 ガスタービンからの高温煙道ガス
9 HRSG(熱回収蒸気発生器)
10 (CO2捕捉システムへの)第2の部分流のための煙道ガスブロワ
11 第1の部分流のための煙道ガスブロワ(煙道ガス再循環)
12 バイパスフラップ又は弁
13 蒸気タービン
14 凝縮器
15 CO2捕捉のための蒸気抽出部
16 給水部
17 凝縮物戻しライン
18 CO2捕捉システム
19 HRSGからの煙道ガス
20 第2の部分流(CO2捕捉システムへの煙道ガスライン)
21 第1の部分流(煙道ガス再循環)
22 CO2除去された煙道ガス
23 (第2の部分流のための)煙道ガス冷却器
24 煙突への煙道ガスバイパス
25 第1の発電機
26 第2の発電機
27 (第1の部分流のための)再循環煙道ガス再冷却器
28 圧縮機出口圧力又は出口温度測定装置
29 煙道ガス分割装置
30 生蒸気
31 捕捉されたCO2
32 煙突
33 高圧タービン
34 第2の燃焼器
35 低圧タービン
36 入口空気CO2及び/又はO2測定装置
37 ガスタービン煙道ガスCO2及び/又はO2測定装置
38 HRSG煙道ガスCO2及び/又はO2測定装置
39 マニホールド
40 燃料分配システム
41 主燃料制御弁
45,46,47 制御弁
51 旋回ボディ
52 包囲空気
53 バーナ長手方向軸線
55 第1の供給導管
56 出口開口の第1のグループ
57 第2の供給導管
58 出口開口の第2のグループ
59 燃料ランス
60 燃料供給部
61 第1のバーナグループのためのマニホールド
62 第2のバーナグループのためのマニホールド
63 第1のバーナグループのための燃料制御弁
64 第2のバーナグループのための燃料制御弁
65 単一バーナ制御弁
66 バーナ
CCPP コンバインドサイクル発電プラント
F0 合計燃料量
F1,F2 燃料量
FP パイロット燃料量
n1 第1のグループにおける出口開口の数
n2 第2のグループにおける出口開口の数
pk2 圧縮機出口圧力
rFRG 煙道ガス再循環率
ri 課された燃焼不均一性比
rT 目標再循環率
rmin 最小再循環率
rmax 最大再循環率
Thot 高温ガス温度
Claims (15)
- ガスタービン(6)と、煙道ガス再循環システムを備えた熱回収蒸気発生器(9)とを有するコンバインドサイクル発電プラント(CCPP)を運転する方法において、煙道ガス再循環システムによってガスタービン(6)の圧縮機入口ガス(3)に再循環される煙道ガスの煙道ガス再循環率(rFRG)に関連して、課された燃焼不均一性比(ri)を制御することを特徴とする、コンバインドサイクル発電プラント(CCPP)を運転する方法。
- 前記課された燃焼不均一性比(ri)をさらに、燃焼器における高温ガス温度(Thot)に関連して制御しかつ/又は燃焼圧力(pk2)に関連して制御する、請求項1記載の方法。
- より高い煙道ガス再循環率(rFRG)を許容するためにガスタービン(6)のガスタービン圧縮機(1)の圧縮機入口ガス(3)及び/又はガスタービン(6)の燃焼器(4)に酸素又は酸素富化空気を混合する、請求項1又は2記載の方法。
- 圧縮機入口ガス(3)における目標酸素濃度を、課された燃焼不均一性比(ri)に関連して与え、圧縮機入口ガスにおける酸素濃度を、煙道ガス再循環率(rFRG)の変化及び/又は酸素又は酸素富化空気の混合によって制御する、請求項1から3までのいずれか1項記載の方法。
- 課された燃焼不均一性比(ri)及び/又は酸素又は酸素富化空気の混合を、測定されたCO及び/又は未燃炭化水素排出量に関連して調節する、請求項1から4までのいずれか1項記載の方法。
- 課された燃焼不均一性比(ri)を、測定された燃焼器脈動に関連して調節する、請求項1から5までのいずれか1項記載の方法。
- CO2捕捉システム(18)を通る所要の最小流量を保証するために煙道ガス再循環率(rFRG)を最大値よりも低く維持する、請求項1から6までのいずれか1項記載の方法。
- ガスタービン(6)の目標圧縮機入口温度を、相対負荷に関連して与え、圧縮機入口温度を、ガスタービン(6)の圧縮機入口ガス(3)へ再循環させられる、冷却された煙道ガスの再冷却温度(Trecool)を調節することによって制御する、請求項1から7までのいずれか1項記載の方法。
- 請求項1から8までのいずれか1項記載の運転方法のために設計されたコンバインドサイクル発電プラント(CCPP)において、ガスタービン(6)と、熱回収蒸気発生器(9)と、蒸気タービン(13)と、再循環煙道ガス再冷却器(27)を備えた煙道ガス再循環ラインと、少なくとも1つの圧縮機出口圧力及び/又は圧縮機出口温度測定装置と、再循環される煙道ガスと周囲空気との混合箇所とガスタービン(6)の圧縮機(1)との間の少なくとも1つの酸素及び/又はCO2測定装置(36)、及び/又はガスタービン(6)及び燃焼器(4,34)の下流に設けられた少なくとも1つの酸素及び/又はCO2測定装置(37,38)及び/又は少なくとも1つのCO及び/又は未燃炭化水素測定装置と、制御された燃焼不均一性を課すために構成された燃料分配システムを有することを特徴とする、コンバインドサイクル発電プラント(CCPP)。
- 少なくとも1つの燃焼器(4,34)におけるパイロット段及び/又は多段予混合ガス噴射を備えたガスタービン(6)が設けられている、請求項9記載のコンバインドサイクル発電プラント(CCPP)。
- 多段バーナグループを備えた少なくとも1つの燃焼器(4,34)を備えたガスタービン(6)が設けられている、請求項9または10記載のコンバインドサイクル発電プラント(CCPP)。
- 26よりも大きな設計圧縮機圧力比を備えるガスタービン(6)が設けられている、請求項9から11までのいずれか1項記載のコンバインドサイクル発電プラント(CCPP)。
- 15baraよりも大きな第2の燃焼器(34)の設計圧力を備える、順次燃焼ガスタービン(6)が設けられている、請求項9から12までのいずれか1項記載のコンバインドサイクル発電プラント(CCPP)。
- 再循環のための変速煙道ガスブロワ(11)及び/又はCO2捕捉システム(18)が設けられており、再循環率の制御のためのCO2捕捉システム(18)に送られる煙道ガスのためのCO2捕捉システム(10)への変速煙道ガスブロワが設けられている、請求項9から13までのいずれか1項記載のコンバインドサイクル発電プラント(CCPP)。
- 圧縮機(1)の圧縮機入口ガス(3)及び/又は燃焼器(4,34)又は圧縮機プレナムに酸素又は酸素富化空気を噴射するための噴射ポートが設けられている、請求項9から14までのいずれか1項記載のコンバインドサイクル発電プラント(CCPP)。
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH00841/10A CH703218A1 (de) | 2010-05-26 | 2010-05-26 | Verfahren zum Betreiben eines Gas-und-Dampf-Kombikraftwerk mit Rauchgasrezirkulation sowie Kraftwerk. |
CH00841/10 | 2010-05-26 | ||
CH01925/10 | 2010-11-17 | ||
CH01925/10A CH704118A1 (de) | 2010-11-17 | 2010-11-17 | Verfahren zum Betreiben eines Kraftwerks mit kombiniertem Zyklus und mit Abgasrückführung. |
Publications (3)
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JP2011247265A JP2011247265A (ja) | 2011-12-08 |
JP2011247265A5 JP2011247265A5 (ja) | 2015-05-14 |
JP5836645B2 true JP5836645B2 (ja) | 2015-12-24 |
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Country Status (3)
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US (1) | US9828912B2 (ja) |
JP (1) | JP5836645B2 (ja) |
DE (1) | DE102011102720B4 (ja) |
Families Citing this family (40)
Publication number | Priority date | Publication date | Assignee | Title |
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CH703218A1 (de) | 2010-05-26 | 2011-11-30 | Alstom Technology Ltd | Verfahren zum Betreiben eines Gas-und-Dampf-Kombikraftwerk mit Rauchgasrezirkulation sowie Kraftwerk. |
WO2012003080A1 (en) * | 2010-07-02 | 2012-01-05 | Exxonmobil Upstream Research Company | Low emission power generation systems and methods |
CN102959203B (zh) * | 2010-07-02 | 2018-10-09 | 埃克森美孚上游研究公司 | 通过排气再循环的浓缩空气的化学计量燃烧 |
CA2801492C (en) * | 2010-07-02 | 2017-09-26 | Exxonmobil Upstream Research Company | Stoichiometric combustion with exhaust gas recirculation and direct contact cooler |
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US9828912B2 (en) | 2017-11-28 |
US20110289899A1 (en) | 2011-12-01 |
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