JP6877908B2 - 排気ガスへの冷却剤供給を制御するためのシステム - Google Patents
排気ガスへの冷却剤供給を制御するためのシステム Download PDFInfo
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- 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
- F01K23/101—Regulating means specially adapted therefor
-
- 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
- F02C7/12—Cooling of plants
- F02C7/14—Cooling of plants of fluids in the plant, e.g. lubricant or fuel
-
- 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
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/30—Exhaust heads, chambers, or the like
- F01D25/305—Exhaust heads, chambers, or the like with fluid, e.g. liquid injection
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- 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
- F01K23/065—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 the combustion taking place in an internal combustion piston engine, e.g. a diesel engine
-
- 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
- F02C6/00—Plural gas-turbine plants; Combinations of gas-turbine plants with other apparatus; Adaptations of gas-turbine plants for special use
- F02C6/18—Plural gas-turbine plants; Combinations of gas-turbine plants with other apparatus; Adaptations of gas-turbine plants for special use using the waste heat of gas-turbine plants outside the plants themselves, e.g. gas-turbine power heat plants
-
- 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
- F02C7/12—Cooling of plants
- F02C7/14—Cooling of plants of fluids in the plant, e.g. lubricant or fuel
- F02C7/141—Cooling of plants of fluids in the plant, e.g. lubricant or fuel of working fluid
-
- 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
- F02C7/12—Cooling of plants
- F02C7/16—Cooling of plants characterised by cooling medium
- F02C7/18—Cooling of plants characterised by cooling medium the medium being gaseous, e.g. air
-
- 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
-
- 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
- F02C9/18—Control of working fluid flow by bleeding, bypassing or acting on variable working fluid interconnections between turbines or compressors or their stages
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B1/00—Methods of steam generation characterised by form of heating method
- F22B1/02—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers
- F22B1/18—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers the heat carrier being a hot gas, e.g. waste gas such as exhaust gas of internal-combustion engines
- F22B1/1807—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers the heat carrier being a hot gas, e.g. waste gas such as exhaust gas of internal-combustion engines using the exhaust gases of combustion engines
- F22B1/1815—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers the heat carrier being a hot gas, e.g. waste gas such as exhaust gas of internal-combustion engines using the exhaust gases of combustion engines using the exhaust gases of gas-turbines
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- 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
- F05D2220/70—Application in combination with
- F05D2220/72—Application in combination with a steam turbine
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- 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
- F05D2270/303—Temperature
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- 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]
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- Sustainable Development (AREA)
- Sustainable Energy (AREA)
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- Fluid Mechanics (AREA)
- Engine Equipment That Uses Special Cycles (AREA)
- Control Of Turbines (AREA)
Description
12 コントローラ
14 冷却剤供給源
16 エンジン
20 蒸気タービン
22 排気ガス
24 蒸気
18 HRSG
26 排気導管
28 蒸気導管
30 負荷
32 メモリ
34 プロセッサ
36 エンジンセンサフィードバック
38 排気センサフィードバック
40 蒸気タービンセンサフィードバック
42 HRSGセンサフィードバック
44 冷却剤供給センサフィードバック
46 モデルベース制御
50 負荷ベース制
52 部分負荷制御
54 全負荷制御
56 冷却剤制御スケジュール
80 複合サイクルシステム
82 ガスタービンシステム
84 負荷
86 圧縮機
88 燃焼器
90 タービン
92 燃料ノズル
94 シャフト
96 シャフト
98 ブロワ
100 外部圧縮機
102 水ユニット
104 蒸気ユニット
106 冷却流体供給源、冷却流体供給ユニット
110 最初の段
112 第1の中間段
114 第2の中間段
116 吐出段
118 弁
120 センサ
140 グラフ
142 x軸
144 y軸
146 最小負荷点
148 中間負荷点
150 全負荷点
152 閾値温度線
170 コンピュータ実施方法
172 ブロック
174 ブロック
180 コンピュータ実施方法
182 ブロック
184 ブロック
190 コンピュータ実施方法
192 ブロック
194 ブロック
196 ブロック
200 コンピュータ実施方法
202 ブロック
204 ブロック
206 ブロック
220 注入位置
222 矢印
224 外壁
226 マニホールド
228 第1の注入位置
230 第2の注入位置
232 第3の注入位置
234 第4の注入位置
236 マニホールド
238 第1の冷却剤供給源
240 第2の冷却剤供給源
250 注入位置
252 注入位置
256 注入位置
Claims (15)
- システム(10)であって、
エンジン(16)からの排気ガス(22)を熱回収蒸気発生器(HRSG)(18)に送るように構成された排気導管(26)と、
前記排気導管(26)に接続された冷却剤供給源(14)であって、冷却領域において前記排気導管(26)に冷却剤を供給するように構成された冷却剤供給源(14)と、
前記冷却領域の上流における1以上の動作パラメータの値に基づいて、前記冷却領域の下流の排気ガスまたは、蒸気の温度を推定するように構成されているコントローラ(12)と、
を備え、
前記1以上の動作パラメータは、前記排気ガス(22)の排気温度、前記排気ガス(22)の排気流量、冷却剤の温度、及び前記冷却剤の流量のそれぞれを含み、
前記コントローラ(12)は、
前記冷却領域の下流の排気ガスまたは、蒸気の前記温度を1以上の温度閾値と比較して、前記冷却領域の下流の排気ガスまたは、蒸気の前記温度が前記1以上の温度閾値に違反しているか否かを判断し、
前記冷却領域の下流の排気ガスまたは、蒸気の前記温度が前記1以上の温度閾値に違反している場合、前記冷却領域の下流の前記排気ガスまたは前記蒸気の温度を制御するために、前記冷却領域において前記排気導管(26)に供給される冷却剤の温度または流量を調整するように構成され、
前記コントローラ(12)は、システムの全負荷状態と部分負荷状態とでは異なる仕方で前記冷却剤供給源(14)を制御するように構成される、
システム(10)。 - コントローラ(12)を備えるシステム(10)であって、
前記コントローラ(12)は、冷却領域の上流における1以上の動作パラメータの値に基づいて、前記冷却領域の下流の排気ガスまたは、蒸気の温度を推定するように構成され、
前記冷却領域は、エンジン(16)から熱回収蒸気発生器(HRSG)(18)に排気ガス(22)を送る排気導管(26)に沿って配置され、
前記冷却領域は、前記排気導管(26)に冷却剤を供給する冷却剤供給源(14)に接続され、
前記1以上の動作パラメータは、前記排気ガス(22)の排気温度、前記排気ガス(22)の排気流量、前記冷却剤の温度、及び前記冷却剤の流量のそれぞれを含み、
前記コントローラ(12)は、
前記冷却領域の下流の排気ガスまたは、蒸気の前記温度を1以上の温度閾値と比較して、前記冷却領域の下流の排気ガスまたは、蒸気の前記温度が前記1以上の温度閾値に違反しているか否かを判断し、
前記冷却領域の下流の排気ガスまたは、蒸気の前記温度が前記1以上の温度閾値に違反している場合、前記冷却領域の下流の前記排気ガスまたは前記蒸気の温度を制御するために、前記冷却領域において前記排気導管(26)に供給される冷却剤の温度または流量を調整するように構成され、
前記コントローラ(12)は、システムの全負荷状態と部分負荷状態とでは異なる仕方で前記冷却剤供給源(14)を制御するように構成される、システム(10)。 - 前記排気導管(26)に接続された前記HRSG(18)、前記HRSG(18)に接続された蒸気タービン(20)、またはこれらの組み合わせと、
前記排気導管(26)に接続された前記エンジン(16)と、
を備える、請求項1または2に記載のシステム(10)。 - 前記コントローラ(12)が、前記1以上の動作パラメータを受領し、前記1以上の動作パラメータを使用してモデルベース制御(46)を実施して、前記冷却領域の下流における前記排気ガスまたは、前記蒸気の前記温度を推定するように構成される、請求項1乃至3のいずれかに記載のシステム(10)。
- 前記冷却領域が、前記冷却剤供給源(14)からの前記冷却剤を前記排気ガス(22)に注入して前記排気ガス(22)と混合するように構成された1以上の注入ポートを含む、請求項1乃至4のいずれかに記載のシステム(10)。
- 前記1以上の動作パラメータは、前記冷却領域の上流の前記排気導管(26)を流れる前記排気ガス(22)の圧力、前記冷却剤の圧力、前記システム(10)の負荷状態、前記エンジン(16)の負荷状態または、これらの組み合わせを含む、請求項1乃至5のいずれかに記載のシステム(10)。
- 前記冷却剤供給源(14)が、圧縮機(86)を備える、請求項1乃至6のいずれかに記載のシステム(10)。
- 圧縮機(86)と、燃焼器(88)と、タービン(90)とを有するガスタービンエンジン(82)を備え、前記冷却剤供給源(14)が、前記圧縮機(86)の出口(110)および前記排気導管(26)に接続された抽出導管を備える、請求項7に記載のシステム(10)。
- 前記コントローラ(12)が、前記冷却領域の下流の排気ガスの前記温度が前記1以上の温度閾値に違反している場合、前記冷却領域の下流の前記排気ガスの温度を制御するために、供給される冷却剤の温度または流量を調整するように構成される、請求項1乃至8のいずれかに記載のシステム(10)。
- 前記コントローラ(12)が、前記冷却領域の下流の蒸気の前記温度が前記1以上の温度閾値に違反している場合、前記冷却領域の下流で前記HRSG(18)により生成される前記蒸気の温度を制御するために供給される前記冷却剤の温度又は流量を制御するように構成されている、請求項1乃至9のいずれかに記載のシステム(10)。
- 前記1以上の温度閾値が、上限温度閾値、下限温度閾値またはこれらの組み合わせを含む、請求項1乃至10のいずれかに記載のシステム(10)。
- 前記コントローラ(12)が、前記システム(10)の前記全負荷状態(150)に比べて前記部分負荷状態(148)の間に前記冷却領域の下流における前記排気温度、前記蒸気温度、またはこれらの両方を低下させるために前記冷却剤供給源(14)を制御するように構成されている、請求項1乃至11のいずれかに記載のシステム(10)。
- 前記コントローラ(12)が、前記システム(10)の前記全負荷状態(150)に比べて前記部分負荷状態(148)の間に前記冷却剤の流量を増加させるために、または前記冷却剤の温度を低下させるために、またはこれらの組み合わせを行うために前記冷却剤供給源(14)を制御するように構成されている、請求項1乃至12のいずれかに記載のシステム(10)。
- 前記コントローラ(12)が、前記冷却領域の上流における前記1以上の動作パラメータの値に基づいて、前記冷却領域の下流の排気ガスの温度を推定するように構成されている、請求項1乃至13のいずれかに記載のシステム(10)。
- 前記コントローラ(12)が、前記冷却領域の上流における前記1以上の動作パラメータの値に基づいて、前記冷却領域の下流の排気ガス及び、前記HRSG(18)によって発生する前記蒸気(24)の温度を推定するように構成されている、請求項1乃至14のいずれかに記載のシステム(10)。
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US11662037B2 (en) | 2019-01-18 | 2023-05-30 | Coolit Systems, Inc. | Fluid flow control valve for fluid flow systems, and methods |
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