JP6461503B2 - ガスタービン排気制御システム及び方法 - Google Patents
ガスタービン排気制御システム及び方法 Download PDFInfo
- Publication number
- JP6461503B2 JP6461503B2 JP2014144647A JP2014144647A JP6461503B2 JP 6461503 B2 JP6461503 B2 JP 6461503B2 JP 2014144647 A JP2014144647 A JP 2014144647A JP 2014144647 A JP2014144647 A JP 2014144647A JP 6461503 B2 JP6461503 B2 JP 6461503B2
- Authority
- JP
- Japan
- Prior art keywords
- gas turbine
- turbine engine
- exhaust gas
- scr
- exhaust
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
- F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
- F01N3/2066—Selective catalytic reduction [SCR]
- F01N3/208—Control of selective catalytic reduction [SCR], e.g. dosing of reducing agent
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8621—Removing nitrogen compounds
- B01D53/8625—Nitrogen oxides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8696—Controlling the catalytic process
-
- 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
- F02C3/30—Adding water, steam or other fluids for influencing combustion, e.g. to obtain cleaner exhaust gases
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2610/00—Adding substances to exhaust gases
- F01N2610/02—Adding substances to exhaust gases the substance being ammonia or urea
-
- 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
- F05D2270/00—Control
- F05D2270/01—Purpose of the control system
- F05D2270/08—Purpose of the control system to produce clean exhaust gases
- F05D2270/082—Purpose of the control system to produce clean exhaust gases with as little NOx as possible
-
- 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
- F05D2270/00—Control
- F05D2270/30—Control parameters, e.g. input parameters
- F05D2270/331—Mechanical loads
-
- 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
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
-
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Toxicology (AREA)
- Exhaust Gas After Treatment (AREA)
Description
18 圧縮機
19 燃料
20 燃焼器
22 タービン
38 煙突
42 還元剤供給源
52 制御装置
56 メモリ
58 オプティマイザ
68 ガスタービンエンジン制御装置
72 燃料システム
74 給水システム
76 運転システム
78 ユーザ入力
102 ガスタービンエンジンNOxレベルの変動をスケジュール設定する
104 SCRを調整して、処理済みの排ガスにおいて許容NOxレベルを達成する
122 SCRに流入する排ガス中のNOxの所望値を設定する
124 SCRにおける還元剤すり抜け量の所望値を設定する
126 煙突から放出される処理済みの排ガス中のNOxの所望値を設定する
128 SCR内に還元剤を注入して、還元剤すり抜け量の所望値を達成する
130 SCRに流入する排ガス中のNOxの所望値の調節量を判断する
132 少なくとも1つのガスタービンエンジン動作パラメータを調節して、SCRに流入する排ガス中のNOxの新たな所望値を達成する
Claims (4)
- ガスタービンエンジンと、
排気処理システムと、
選択触媒還元(SCR)システムと、
制御システムと、
を含む、システムであって、
前記制御システムが、
(a)前記ガスタービンエンジンから流出すると共に前記SCRシステムに流入する排ガス中のNOxレベルの所望値と、
前記SCRシステムの還元剤すり抜け量の所望値と、
前記排気処理システムから流出する処理済み排ガス中のNOxレベルの所望値と、
を受け取り、
(b)所望の還元剤すり抜け値を達成するために、前記SCRシステムに流入する還元剤流を制御し、
(c)前記SCRシステムの還元剤すり抜け量の測定値と、前記排気処理システムから流出する処理済み排ガスの組成物の測定値とに基づいて、前記SCRシステムに流入する排ガス中のNOxの所望値の調整が必要な否かを判断し、必要な場合には調整量を計算し、
(d)前記SCRシステムに流入する排ガス中のNOxの新しい所望値を得るために、前記ガスタービンエンジンの1つ以上の動作パラメータの調節量を決定し、
(e)前記SCRシステムに流入する排ガス中のNOxの所望値を達成するために、調節された前記1つ以上の動作パラメータに基づいて、前記ガスタービンエンジンの動作を制御し、、
(f)(b)、(c)、(d)および(e)を、反復的に順次実行する
ように構成される、
システム。 - 前記1つ以上の動作パラメータは、前記ガスタービンエンジンの燃焼器の燃料分割、前記燃焼器の水噴射、前記燃焼器の火炎温度、前記燃焼器の空燃比、又はこれらを組み合わせたものを含む、請求項1に記載のシステム。
- ガスタービンエンジンと、
排気処理システムと、
選択触媒還元(SCR)システムと、
前記SCRシステムおよび前記ガスタービンエンジンの動作を調整するように構成された制御システムと、
を含むガスタービンシステムを動作させる方法であって、
(a)前記ガスタービンエンジンから流出すると共に前記SCRシステムに流入する排ガス中のNOxレベルの所望値を設定するステップと、
(b)前記SCRシステムの還元剤すり抜け量の所望値を設定するステップと、
(c)前記排気処理システムから流出する処理済み排ガス中のNOxレベルの所望値を設定するステップと、
(d)所望の還元剤すり抜け値を達成するために、前記SCRシステムに流入する還元剤流を制御するステップと、
(e)前記SCRシステムの還元剤すり抜け量の測定値と、前記排気処理システムから流出する処理済み排ガスの組成物の測定値とに基づいて、前記SCRシステムに流入する排ガス中のNOxの所望値の調整が必要な否かを判断するステップだって、必要な場合には調整量を計算する、ステップと、
(f)前記SCRシステムに流入する排ガス中のNOxの新しい所望値を得るために、前記ガスタービンエンジンの1つ以上の動作パラメータの調節量を決定するステップと、
(g)前記SCRシステムに流入する排ガス中のNOxの所望値を達成するために、調節された前記1つ以上の動作パラメータに基づいて、前記ガスタービンエンジンの動作を制御するステップと、
(h)(d)、(e)、(f)および(g)を、反復的に順次実行するステップと、
を含む、方法。 - ステップ(g)が、
前記ガスタービンエンジンの燃焼器内への水又は蒸気噴射を減らすステップ、および
前記ガスタービンエンジンの燃焼器の燃焼燃料分割を調整するステップ、
のうちの少なくとも一方を含む、請求項3に記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/945,793 US20150020530A1 (en) | 2013-07-18 | 2013-07-18 | Gas turbine emissions control system and method |
US13/945,793 | 2013-07-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2015021499A JP2015021499A (ja) | 2015-02-02 |
JP6461503B2 true JP6461503B2 (ja) | 2019-01-30 |
Family
ID=51167738
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014144647A Expired - Fee Related JP6461503B2 (ja) | 2013-07-18 | 2014-07-15 | ガスタービン排気制御システム及び方法 |
Country Status (3)
Country | Link |
---|---|
US (1) | US20150020530A1 (ja) |
EP (1) | EP2826979B1 (ja) |
JP (1) | JP6461503B2 (ja) |
Families Citing this family (10)
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EP2565539B1 (en) * | 2011-08-30 | 2018-04-04 | Ansaldo Energia IP UK Limited | Method for operating a combustion device |
US9500109B2 (en) * | 2014-05-20 | 2016-11-22 | Wellhead Electric Company, Inc. | Water-injection emissions control for a gas turbine |
US10006330B2 (en) * | 2014-10-28 | 2018-06-26 | General Electric Company | System and method for emissions control in gas turbine systems |
US9528417B1 (en) * | 2015-09-02 | 2016-12-27 | Deere & Company | System and method for detecting tailpipe ammonia slip |
US20170218790A1 (en) * | 2016-02-01 | 2017-08-03 | General Electric Company | Systems and Methods of Predicting Physical Parameters for a Combustion Fuel System |
US20170292424A1 (en) * | 2016-04-06 | 2017-10-12 | General Electric Company | Use of gas turbine heated fluid for reductant vaporization |
CN111868354B (zh) | 2017-11-09 | 2022-09-30 | 三菱动力美洲株式会社 | 联合循环发电设备的附加发电 |
US11041446B2 (en) | 2018-02-23 | 2021-06-22 | Rolls-Royce Corporation | Gas turbine engine fuel additive control system |
US10954843B2 (en) * | 2018-08-24 | 2021-03-23 | Rockwell Automation Technologies, Inc. | Control of combustion source with at least one pollution control device |
US11898502B2 (en) * | 2020-12-21 | 2024-02-13 | General Electric Company | System and methods for improving combustion turbine turndown capability |
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-
2013
- 2013-07-18 US US13/945,793 patent/US20150020530A1/en not_active Abandoned
-
2014
- 2014-07-10 EP EP14176573.5A patent/EP2826979B1/en active Active
- 2014-07-15 JP JP2014144647A patent/JP6461503B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US20150020530A1 (en) | 2015-01-22 |
JP2015021499A (ja) | 2015-02-02 |
EP2826979A1 (en) | 2015-01-21 |
EP2826979B1 (en) | 2017-09-27 |
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