JP3913328B2 - コンバインドサイクル発電プラントの運転方法およびコンバインドサイクル発電プラント - Google Patents

コンバインドサイクル発電プラントの運転方法およびコンバインドサイクル発電プラント Download PDF

Info

Publication number
JP3913328B2
JP3913328B2 JP22999897A JP22999897A JP3913328B2 JP 3913328 B2 JP3913328 B2 JP 3913328B2 JP 22999897 A JP22999897 A JP 22999897A JP 22999897 A JP22999897 A JP 22999897A JP 3913328 B2 JP3913328 B2 JP 3913328B2
Authority
JP
Japan
Prior art keywords
steam
turbine
pressure
gas turbine
temperature
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
Application number
JP22999897A
Other languages
English (en)
Japanese (ja)
Other versions
JPH1162515A5 (enExample
JPH1162515A (ja
Inventor
幸生 渋谷
洋一 杉森
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Original Assignee
Toshiba Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Toshiba Corp filed Critical Toshiba Corp
Priority to JP22999897A priority Critical patent/JP3913328B2/ja
Priority to TW087113915A priority patent/TW384351B/zh
Priority to US09/139,893 priority patent/US6178734B1/en
Priority to CN98118532A priority patent/CN1123682C/zh
Priority to KR1019980034571A priority patent/KR100313823B1/ko
Publication of JPH1162515A publication Critical patent/JPH1162515A/ja
Priority to US09/703,872 priority patent/US6338241B1/en
Priority to CNB031041531A priority patent/CN1204335C/zh
Publication of JPH1162515A5 publication Critical patent/JPH1162515A5/ja
Application granted granted Critical
Publication of JP3913328B2 publication Critical patent/JP3913328B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Classifications

    • 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
    • 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
    • F01K23/106—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 with water evaporated or preheated at different pressures in exhaust boiler
    • 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
    • F02C1/00—Gas-turbine plants characterised by the use of hot gases or unheated pressurised gases, as the working fluid
    • F02C1/007—Gas-turbine plants characterised by the use of hot gases or unheated pressurised gases, as the working fluid combination of cycles
    • 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
    • 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
    • F02C7/16—Cooling of plants characterised by cooling medium
    • 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
    • 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
    • F05D2260/00—Function
    • F05D2260/20—Heat transfer, e.g. cooling
    • F05D2260/232—Heat transfer, e.g. cooling characterized by the cooling medium
    • F05D2260/2322—Heat transfer, e.g. cooling characterized by the cooling medium steam
    • 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]

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)
JP22999897A 1997-08-26 1997-08-26 コンバインドサイクル発電プラントの運転方法およびコンバインドサイクル発電プラント Expired - Fee Related JP3913328B2 (ja)

Priority Applications (7)

Application Number Priority Date Filing Date Title
JP22999897A JP3913328B2 (ja) 1997-08-26 1997-08-26 コンバインドサイクル発電プラントの運転方法およびコンバインドサイクル発電プラント
TW087113915A TW384351B (en) 1997-08-26 1998-08-24 Combined cycle power generation plant and operating method thereof
US09/139,893 US6178734B1 (en) 1997-08-26 1998-08-25 Combined cycle power generation plant and operating method thereof
KR1019980034571A KR100313823B1 (ko) 1997-08-26 1998-08-26 컴바인드사이클발전플랜트및그운전방법
CN98118532A CN1123682C (zh) 1997-08-26 1998-08-26 组合循环发电装置
US09/703,872 US6338241B1 (en) 1997-08-26 2000-11-02 Combined cycle power generation plant and operating method thereof
CNB031041531A CN1204335C (zh) 1997-08-26 2003-02-14 组合循环发电装置的运行方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP22999897A JP3913328B2 (ja) 1997-08-26 1997-08-26 コンバインドサイクル発電プラントの運転方法およびコンバインドサイクル発電プラント

Publications (3)

Publication Number Publication Date
JPH1162515A JPH1162515A (ja) 1999-03-05
JPH1162515A5 JPH1162515A5 (enExample) 2005-06-09
JP3913328B2 true JP3913328B2 (ja) 2007-05-09

Family

ID=16901008

Family Applications (1)

Application Number Title Priority Date Filing Date
JP22999897A Expired - Fee Related JP3913328B2 (ja) 1997-08-26 1997-08-26 コンバインドサイクル発電プラントの運転方法およびコンバインドサイクル発電プラント

Country Status (5)

Country Link
US (2) US6178734B1 (enExample)
JP (1) JP3913328B2 (enExample)
KR (1) KR100313823B1 (enExample)
CN (2) CN1123682C (enExample)
TW (1) TW384351B (enExample)

Families Citing this family (58)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6205762B1 (en) * 1997-04-15 2001-03-27 Mitsubishi Heavy Industries, Ltd. Combined cycle power generating plant and method of supplying cooling steam for gas turbine in same
US6608395B1 (en) * 2000-03-28 2003-08-19 Kinder Morgan, Inc. Hybrid combined cycle power generation facility
JP4346213B2 (ja) 2000-06-06 2009-10-21 株式会社東芝 コンバインドサイクル発電プラント
EP1174591A1 (de) * 2000-07-21 2002-01-23 Siemens Aktiengesellschaft Verfahren zur Primärregelung mit einer kombinierten Gas- und Dampfturbinenanlage
GB2381046B (en) * 2000-11-17 2003-10-15 Toshiba Kk Combined cycle power plant
CA2364125C (en) 2000-11-28 2005-05-24 Mitsubishi Heavy Industries, Ltd. Steam cooling apparatus for gas turbine
US6499302B1 (en) * 2001-06-29 2002-12-31 General Electric Company Method and apparatus for fuel gas heating in combined cycle power plants
US6851265B2 (en) * 2002-02-19 2005-02-08 Siemens Westinghouse Power Corporation Steam cooling control for a combined cycle power plant
DE60324368D1 (de) * 2002-08-09 2008-12-11 Hitachi Ltd Kombikraftwerk
AU2003288262A1 (en) * 2002-12-09 2004-06-30 Siemens Aktiengesellschaft Method for operation of a gas and steam power station and gas and steam power station for carrying out said method
JP4386364B2 (ja) * 2005-07-07 2009-12-16 株式会社日立製作所 蒸気タービン用配管とその製造法及びそれを用いた蒸気タービン用主蒸気配管と再熱配管並びに蒸気タービン発電プラント
US7168233B1 (en) * 2005-12-12 2007-01-30 General Electric Company System for controlling steam temperature
EP1801363A1 (de) * 2005-12-20 2007-06-27 Siemens Aktiengesellschaft Kraftwerksanlage
US7928854B2 (en) * 2006-03-20 2011-04-19 Gary Martino Techniques for smoke detection
KR100758676B1 (ko) 2006-09-27 2007-09-14 한국생산기술연구원 포화증기를 이용한 발전 장치 및 포화증기를 이용한 발전방법
JP4918388B2 (ja) * 2007-03-29 2012-04-18 三菱重工業株式会社 コンバインド発電プラント
US8424281B2 (en) * 2007-08-29 2013-04-23 General Electric Company Method and apparatus for facilitating cooling of a steam turbine component
US7937928B2 (en) * 2008-02-29 2011-05-10 General Electric Company Systems and methods for channeling steam into turbines
EP2131013A1 (de) * 2008-04-14 2009-12-09 Siemens Aktiengesellschaft Dampfturbinensystem für ein Kraftwerk
US8186142B2 (en) * 2008-08-05 2012-05-29 General Electric Company Systems and method for controlling stack temperature
US20100031933A1 (en) * 2008-08-05 2010-02-11 Prakash Narayan System and assemblies for hot water extraction to pre-heat fuel in a combined cycle power plant
US8205451B2 (en) * 2008-08-05 2012-06-26 General Electric Company System and assemblies for pre-heating fuel in a combined cycle power plant
CN102216613B (zh) * 2008-09-17 2014-06-25 西门子聚集太阳能有限公司 太阳热能发电设施
US8146341B2 (en) * 2008-09-22 2012-04-03 General Electric Company Integrated gas turbine exhaust diffuser and heat recovery steam generation system
CN101598328B (zh) * 2008-09-28 2013-12-25 广州粤能电力科技开发有限公司 大负荷变化速率的锅炉汽温控制方法及专用装置
US20100077722A1 (en) * 2008-09-30 2010-04-01 General Electric Company Peak load management by combined cycle power augmentation using peaking cycle exhaust heat recovery
DE102008062588B4 (de) * 2008-12-16 2010-11-25 Siemens Aktiengesellschaft Verfahren zur Stabilisierung der Netzfrequenz eines elektrischen Stromnetzes
US8276382B2 (en) * 2009-03-17 2012-10-02 General Electric Company Systems and methods for pre-warming a heat recovery steam generator and associated steam lines
US20120067054A1 (en) 2010-09-21 2012-03-22 Palmer Labs, Llc High efficiency power production methods, assemblies, and systems
US8887481B2 (en) * 2010-12-10 2014-11-18 Alstom Technology Ltd Method for starting a combined cycle power plant
ITMI20102463A1 (it) * 2010-12-30 2012-07-01 Stamicarbon Metodo per l'avviamento e la gestione di un impianto termico a ciclo combinato per la produzione di energia e relativo impianto
US8726625B2 (en) * 2011-04-12 2014-05-20 General Electric Company Combined cycle power plant
TWI482903B (zh) * 2011-12-06 2015-05-01 Hon Hai Prec Ind Co Ltd 燃氣渦輪機模組
US20130199150A1 (en) * 2012-02-03 2013-08-08 General Electric Company Steam injection assembly for a combined cycle system
JP6110706B2 (ja) * 2013-03-29 2017-04-05 千代田化工建設株式会社 蒸気処理設備
EP2801759A1 (de) * 2013-05-06 2014-11-12 Siemens Aktiengesellschaft Dampfbypass im Abhitzedampferzeuger sowie Gas- und Dampfturbinenanlage mit einem solchen Abhitzedampferzeuger
EP2801758A1 (de) * 2013-05-06 2014-11-12 Siemens Aktiengesellschaft Abhitzedampferzeuger mit teilweise abschaltbaren Heizflächen sowie Gas- und Dampfturbinenanlage mit einem solchen Abhitzedampferzeuger
JP6484845B2 (ja) * 2013-06-25 2019-03-20 三菱重工コンプレッサ株式会社 ガスタービンコンバインドサイクル設備、水上設備
CN104100312A (zh) * 2014-06-26 2014-10-15 中国神华能源股份有限公司 用于燃气轮机联合循环机组锅炉并解汽控制的方法
US20160047307A1 (en) * 2014-08-15 2016-02-18 General Electric Company Power train architectures with low-loss lubricant bearings and low-density materials
US20160047309A1 (en) * 2014-08-15 2016-02-18 General Electric Company Power train architectures with hybrid-type low-loss bearings and low-density materials
US20160047303A1 (en) * 2014-08-15 2016-02-18 General Electric Company Power train architectures with mono-type low-loss bearings and low-density materials
JP6516993B2 (ja) 2014-09-26 2019-05-22 三菱日立パワーシステムズ株式会社 コンバインドサイクルプラント並びにボイラの蒸気冷却方法
CN104314628B (zh) * 2014-10-14 2016-02-10 华电电力科学研究院 一种燃煤机组与燃气轮机联合发电系统
KR101887971B1 (ko) * 2014-10-27 2018-08-13 지멘스 악티엔게젤샤프트 복합 화력 발전 설비들의 저 부하 턴다운
JP6469543B2 (ja) 2015-07-23 2019-02-13 三菱日立パワーシステムズ株式会社 コンバインドサイクル発電プラント及びその起動方法
EP3133255B1 (en) 2015-08-20 2023-04-26 General Electric Technology GmbH Combined cycle power plant
KR101842370B1 (ko) * 2016-12-05 2018-03-26 두산중공업 주식회사 복합화력발전소의 빠른 기동 제어 방법 및 시스템
US10436057B2 (en) * 2016-12-23 2019-10-08 Bechtel Infrastructure and Power Corporation Gas turbine combined cycle for high flexibility
US10619519B2 (en) * 2017-12-06 2020-04-14 General Electric Company Bypass conduits for reducing thermal fatigue and stress in heat recovery steam generators of combined cycle power plant systems
JP7139659B2 (ja) * 2018-03-30 2022-09-21 三浦工業株式会社 ドレン回収システム
CN108868918B (zh) * 2018-06-22 2019-10-25 山东电力工程咨询院有限公司 核能与非核燃料带再热双链耦合高效发电系统及方法
JP7190373B2 (ja) * 2019-03-07 2022-12-15 三菱重工業株式会社 ガスタービン排熱回収プラント
JP7132186B2 (ja) * 2019-07-16 2022-09-06 三菱重工業株式会社 スチームパワー発電プラント、スチームパワー発電プラントの改造方法及びスチームパワー発電プラントの運転方法
EP4062037A1 (de) * 2019-11-22 2022-09-28 Mitsubishi Power Europe GmbH Abwärmerückgewinnungsanlage zur nutzung von aus abgasströmen rückgewonnener wärmeenergie zur stromerzeugung mittels wasserdampfs
JP7465650B2 (ja) * 2019-11-28 2024-04-11 三菱重工業株式会社 蒸気発生装置及び排熱回収プラント
US11125118B1 (en) * 2020-03-16 2021-09-21 General Electric Company System and method to improve boiler and steam turbine start-up times
WO2024226063A1 (en) * 2023-04-28 2024-10-31 General Electric Technology Gmbh Combined cycle power generation systems

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5042246A (en) * 1989-11-06 1991-08-27 General Electric Company Control system for single shaft combined cycle gas and steam turbine unit
JPH04298604A (ja) * 1990-11-20 1992-10-22 General Electric Co <Ge> 複合サイクル動力装置及び蒸気供給方法
US5577377A (en) * 1993-11-04 1996-11-26 General Electric Co. Combined cycle with steam cooled gas turbine
US5428950A (en) * 1993-11-04 1995-07-04 General Electric Co. Steam cycle for combined cycle with steam cooled gas turbine
JP3564242B2 (ja) * 1996-10-29 2004-09-08 三菱重工業株式会社 蒸気冷却ガスタービンの冷却蒸気系統システム

Also Published As

Publication number Publication date
CN1441156A (zh) 2003-09-10
KR19990023876A (ko) 1999-03-25
KR100313823B1 (ko) 2002-01-30
CN1123682C (zh) 2003-10-08
CN1209502A (zh) 1999-03-03
US6338241B1 (en) 2002-01-15
TW384351B (en) 2000-03-11
CN1204335C (zh) 2005-06-01
JPH1162515A (ja) 1999-03-05
US6178734B1 (en) 2001-01-30

Similar Documents

Publication Publication Date Title
JP3913328B2 (ja) コンバインドサイクル発電プラントの運転方法およびコンバインドサイクル発電プラント
EP0743425B1 (en) Combined cycle with steam cooled gas turbine
JP3890104B2 (ja) コンバインドサイクル発電プラントおよびその冷却用蒸気供給方法
JPH1162515A5 (enExample)
JP3716188B2 (ja) ガスタービンコンバインドプラント
JP3564242B2 (ja) 蒸気冷却ガスタービンの冷却蒸気系統システム
JP4503995B2 (ja) 再熱蒸気タービンプラントおよびその運転方法
JPH1150812A (ja) 排気再燃式コンバインドサイクル発電プラント
JP2010242673A (ja) 蒸気タービンシステム及びその運転方法
JP4481586B2 (ja) コンバインドサイクル発電プラントおよびその起動方法
JP3782565B2 (ja) コンバインドサイクル発電プラント
JP3926048B2 (ja) コンバインドサイクル発電プラント
JP4301690B2 (ja) タービン設備
JP2915885B1 (ja) ガスタービン複合発電システム
JP5812873B2 (ja) コンバインドサイクル発電プラント
JP3518252B2 (ja) クローズド蒸気冷却ガスタービンコンバインドプラント及びガスタービンコンバインドプラント
JP5475315B2 (ja) コンバインドサイクル発電システム
JP3614949B2 (ja) 複合発電プラント
JP2003343213A (ja) クローズド蒸気冷却ガスタービンコンバインドプラント
JP2642954B2 (ja) 再熱型コンバインドプラントの起動方法
JP3790146B2 (ja) コンバインドサイクル発電プラントおよびその運転方法
JPH08121112A (ja) 一軸型複合サイクル発電設備
JP2002195008A (ja) コンバインドサイクル発電プラント
JP2002303158A (ja) ガスタービンの蒸気冷却装置及び蒸気冷却方法
JPH05163961A (ja) コンバインドサイクル発電プラント

Legal Events

Date Code Title Description
A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20040825

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20040825

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20060330

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20060620

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20060821

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20070123

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20070131

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20100209

Year of fee payment: 3

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20110209

Year of fee payment: 4

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20120209

Year of fee payment: 5

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20120209

Year of fee payment: 5

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20130209

Year of fee payment: 6

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20140209

Year of fee payment: 7

LAPS Cancellation because of no payment of annual fees