JP4745812B2 - 複合発電システム及び複合発電システムの運転方法 - Google Patents
複合発電システム及び複合発電システムの運転方法 Download PDFInfo
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- JP4745812B2 JP4745812B2 JP2005362225A JP2005362225A JP4745812B2 JP 4745812 B2 JP4745812 B2 JP 4745812B2 JP 2005362225 A JP2005362225 A JP 2005362225A JP 2005362225 A JP2005362225 A JP 2005362225A JP 4745812 B2 JP4745812 B2 JP 4745812B2
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- 238000010248 power generation Methods 0.000 title claims description 58
- 238000000034 method Methods 0.000 title claims description 12
- 239000007789 gas Substances 0.000 claims abstract description 162
- 230000005856 abnormality Effects 0.000 claims abstract description 89
- 239000000446 fuel Substances 0.000 claims abstract description 24
- 239000000567 combustion gas Substances 0.000 claims abstract description 19
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 19
- 239000007788 liquid Substances 0.000 claims abstract description 15
- 239000004449 solid propellant Substances 0.000 claims abstract description 13
- 238000000605 extraction Methods 0.000 claims description 200
- 238000002309 gasification Methods 0.000 claims description 67
- 230000002159 abnormal effect Effects 0.000 claims description 56
- 239000000203 mixture Substances 0.000 claims description 18
- 230000005611 electricity Effects 0.000 claims description 7
- 238000007599 discharging Methods 0.000 claims description 4
- 239000003034 coal gas Substances 0.000 description 37
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 18
- 238000000746 purification Methods 0.000 description 15
- 238000011084 recovery Methods 0.000 description 14
- 239000003245 coal Substances 0.000 description 10
- 229910052757 nitrogen Inorganic materials 0.000 description 9
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 7
- 229910052760 oxygen Inorganic materials 0.000 description 7
- 239000001301 oxygen Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 238000002485 combustion reaction Methods 0.000 description 5
- JJWKPURADFRFRB-UHFFFAOYSA-N carbonyl sulfide Chemical compound O=C=S JJWKPURADFRFRB-UHFFFAOYSA-N 0.000 description 4
- 238000007670 refining Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 229910017464 nitrogen compound Inorganic materials 0.000 description 2
- 150000002830 nitrogen compounds Chemical class 0.000 description 2
- 238000011017 operating method Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 150000003464 sulfur compounds Chemical class 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
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
- F02C3/20—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
- 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
- F02C3/22—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 gaseous at standard temperature and pressure
-
- 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
- F02C3/24—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 liquid at standard temperature and pressure
-
- 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
-
- 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
- Y02E20/16—Combined cycle power plant [CCPP], or combined cycle gas turbine [CCGT]
- Y02E20/18—Integrated gasification combined cycle [IGCC], e.g. combined with carbon capture and storage [CCS]
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Engine Equipment That Uses Special Cycles (AREA)
- Control Of Turbines (AREA)
Description
12 ガス精製設備
13 ガスタービン
14 排熱回収ボイラ(HRSG)
15 蒸気タービン
21 圧縮機
22 燃焼器
23 タービン
24 タービン軸
25 発電機
33 搬送空気供給ライン
37 第1昇圧機
40 抽気ライン
55 石炭ガスライン
56 流量調整弁
61 軽油ライン
67 抽気元弁
76 循環ライン
77 アンチサージ弁
78 排出ライン
79 放風弁
81 開度センサ
82 異常停止制御装置(異常停止制御手段)
83 異常判定回路(異常判定手段)
91 圧力センサ
92 異常判定回路(異常判定手段)
Claims (6)
- 固体燃料または液体燃料をガス化するガス化炉と、圧縮機で圧縮した圧縮空気と該ガス化炉で生成したガスの混合気を燃焼器で燃焼して発生した燃焼ガスによりタービンを駆動して発電するガスタービンと、前記圧縮機から抽気した圧縮空気を昇圧して前記ガス化炉へ送給する昇圧機と、前記圧縮機と前記昇圧機との抽気ラインに設けられた抽気元弁とを具えた複合発電システムにおいて、前記抽気元弁の開度に応じて前記昇圧機及び前記ガスタービンを停止する異常停止制御手段と、前記抽気元弁の開度を検出する開度センサと、該開度センサが検出した開度と開度指令値との偏差に基づいて前記抽気元弁の異常を判定する異常判定手段を設け、該異常判定手段が前記抽気元弁の異常を判定したときに、前記異常停止制御手段は、前記昇圧機を停止すると共に前記抽気元弁の閉止速度に応じた停止遅延時間を設定し、該停止遅延時間の経過後に前記ガスタービンを停止することを特徴とする複合発電システム。
- 固体燃料または液体燃料をガス化するガス化炉と、圧縮機で圧縮した圧縮空気と該ガス化炉で生成したガスの混合気を燃焼器で燃焼して発生した燃焼ガスによりタービンを駆動して発電するガスタービンと、前記圧縮機から抽気した圧縮空気を昇圧して前記ガス化炉へ送給する昇圧機と、前記圧縮機と前記昇圧機との抽気ラインに設けられた抽気元弁とを具えた複合発電システムにおいて、前記抽気元弁より上流側の抽気圧力に応じて前記昇圧機及び前記ガスタービンを停止する異常停止制御手段と、前記抽気元弁より上流側の抽気圧力を検出する圧力センサと、該圧力センサが検出した圧力が予め設定された圧力上限値より高くなったときに前記抽気元弁の異常を判定する異常判定手段を設け、該異常判定手段が前記抽気元弁の異常を判定したときに、前記異常停止制御手段は、前記昇圧機及び前記ガスタービンを停止することを特徴とする複合発電システム。
- 請求項1または2に記載の複合発電システムにおいて、前記昇圧機から排出された昇圧空気を該昇圧機の入口側に戻す循環ラインを設け、前記異常判定手段が前記抽気元弁の異常を判定したときに、前記異常停止制御手段は、前記循環ラインを開放することを特徴とする複合発電システム。
- 請求項1または2に記載の複合発電システムにおいて、前記昇圧機から排出された昇圧空気を大気に排出する排出ラインを設け、前記異常判定手段が前記抽気元弁の異常を判定したときに、前記異常停止制御手段は、前記排出ラインを開放することを特徴とする複合発電システム。
- 固体燃料または液体燃料をガス化するガス化炉と、圧縮機で圧縮した圧縮空気と該ガス化炉で生成したガスの混合気を燃焼器で燃焼して発生した燃焼ガスによりタービンを駆動して発電するガスタービンと、前記圧縮機から抽気した圧縮空気を昇圧して前記ガス化炉へ送給する昇圧機と、前記圧縮機と前記昇圧機との抽気ラインに設けられた抽気元弁とを具えた複合発電システムにおいて、前記抽気元弁の開度と開度指令値との偏差が予め設定された基準値より大きいときに前記抽気元弁の異常を判定し、該抽気元弁の異常判定時に、前記昇圧機を停止すると共に、該抽気元弁の閉止速度に応じた設定された停止遅延時間の経過後に前記ガスタービンを停止することを特徴とする複合発電システムの運転方法。
- 固体燃料または液体燃料をガス化するガス化炉と、圧縮機で圧縮した圧縮空気と該ガス化炉で生成したガスの混合気を燃焼器で燃焼して発生した燃焼ガスによりタービンを駆動して発電するガスタービンと、前記圧縮機から抽気した圧縮空気を昇圧して前記ガス化炉へ送給する昇圧機と、前記圧縮機と前記昇圧機との抽気ラインに設けられた抽気元弁とを具えた複合発電システムにおいて、前記抽気元弁より上流側の抽気圧力が予め設定された圧力上限値より高くなったときに前記抽気元弁の異常を判定し、該抽気元弁の異常判定時に、前記昇圧機及び前記ガスタービンを停止することを特徴とする複合発電システムの運転方法。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005362225A JP4745812B2 (ja) | 2005-12-15 | 2005-12-15 | 複合発電システム及び複合発電システムの運転方法 |
US11/638,538 US7997084B2 (en) | 2005-12-15 | 2006-12-14 | Hybrid power system and method of operating the same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005362225A JP4745812B2 (ja) | 2005-12-15 | 2005-12-15 | 複合発電システム及び複合発電システムの運転方法 |
Publications (2)
Publication Number | Publication Date |
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JP2007162627A JP2007162627A (ja) | 2007-06-28 |
JP4745812B2 true JP4745812B2 (ja) | 2011-08-10 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2005362225A Expired - Fee Related JP4745812B2 (ja) | 2005-12-15 | 2005-12-15 | 複合発電システム及び複合発電システムの運転方法 |
Country Status (2)
Country | Link |
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US (1) | US7997084B2 (ja) |
JP (1) | JP4745812B2 (ja) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7934383B2 (en) * | 2007-01-04 | 2011-05-03 | Siemens Energy, Inc. | Power generation system incorporating multiple Rankine cycles |
JP4616847B2 (ja) * | 2007-02-16 | 2011-01-19 | 三菱重工業株式会社 | 蒸気システムとその制御システム及び制御方法 |
JP4699401B2 (ja) * | 2007-02-20 | 2011-06-08 | 三菱重工業株式会社 | 蒸気システムの制御方法及び制御装置 |
US8028511B2 (en) * | 2007-05-30 | 2011-10-04 | Mitsubishi Heavy Industries, Ltd. | Integrated gasification combined cycle power generation plant |
US8069672B2 (en) * | 2008-12-22 | 2011-12-06 | General Electric Company | Method and systems for operating a combined cycle power plant |
JP5568518B2 (ja) | 2011-06-22 | 2014-08-06 | 株式会社神戸製鋼所 | 蒸気駆動式圧縮装置 |
JP6092650B2 (ja) | 2013-02-18 | 2017-03-08 | 三菱日立パワーシステムズ株式会社 | 熱交換器及びこれを備えたガスタービンプラント |
JP6141092B2 (ja) * | 2013-04-26 | 2017-06-07 | 三菱日立パワーシステムズ株式会社 | ガス化発電プラントの制御装置、ガス化発電プラント、及びガス化発電プラントの制御方法 |
WO2016037212A1 (en) * | 2014-09-09 | 2016-03-17 | Btola Pty Ltd | An assembly to use gas turbine heat to pretreat solid fuels |
US11255273B2 (en) * | 2019-08-09 | 2022-02-22 | Hamilton Sundstrand Corporation | Turbomachine dual spool transmission systems |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08144784A (ja) * | 1994-11-17 | 1996-06-04 | Toshiba Corp | 石炭ガス化複合発電プラントの運転方法 |
JP2005207353A (ja) * | 2004-01-23 | 2005-08-04 | Mitsubishi Heavy Ind Ltd | ガス化複合発電システム |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05248260A (ja) | 1992-03-04 | 1993-09-24 | Hitachi Ltd | 石炭ガス化複合発電プラント |
KR960700400A (ko) * | 1992-12-30 | 1996-01-20 | 아더 이. 퍼니어 2세 | 융화된 가스화 복합 싸이클 시스템(Control system for integrated gasification combined cycle system) |
WO1994024428A1 (en) * | 1993-04-20 | 1994-10-27 | Humphries, James, J., Jr. | Electrical power generating |
JP2006118391A (ja) * | 2004-10-20 | 2006-05-11 | Mitsubishi Heavy Ind Ltd | ガス化複合発電プラントにおける抽気空気昇圧設備の制御装置 |
-
2005
- 2005-12-15 JP JP2005362225A patent/JP4745812B2/ja not_active Expired - Fee Related
-
2006
- 2006-12-14 US US11/638,538 patent/US7997084B2/en not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08144784A (ja) * | 1994-11-17 | 1996-06-04 | Toshiba Corp | 石炭ガス化複合発電プラントの運転方法 |
JP2005207353A (ja) * | 2004-01-23 | 2005-08-04 | Mitsubishi Heavy Ind Ltd | ガス化複合発電システム |
Also Published As
Publication number | Publication date |
---|---|
US20070151256A1 (en) | 2007-07-05 |
JP2007162627A (ja) | 2007-06-28 |
US7997084B2 (en) | 2011-08-16 |
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