EP2496798A2 - Centrale électrique à combustible fossile comportant un dispositif de séparation de dioxyde de carbone et procédé pour faire fonctionner une centrale électrique à combustible fossile - Google Patents

Centrale électrique à combustible fossile comportant un dispositif de séparation de dioxyde de carbone et procédé pour faire fonctionner une centrale électrique à combustible fossile

Info

Publication number
EP2496798A2
EP2496798A2 EP10775789A EP10775789A EP2496798A2 EP 2496798 A2 EP2496798 A2 EP 2496798A2 EP 10775789 A EP10775789 A EP 10775789A EP 10775789 A EP10775789 A EP 10775789A EP 2496798 A2 EP2496798 A2 EP 2496798A2
Authority
EP
European Patent Office
Prior art keywords
steam
fossil
carbon dioxide
line
separation device
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.)
Withdrawn
Application number
EP10775789A
Other languages
German (de)
English (en)
Inventor
Ulrich Grumann
Ulrich Much
Andreas Pickard
Mike Rost
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.)
Siemens AG
Original Assignee
Siemens AG
Siemens 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 Siemens AG, Siemens Corp filed Critical Siemens AG
Publication of EP2496798A2 publication Critical patent/EP2496798A2/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • F01K23/12—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engines being mechanically coupled
    • F01K23/14—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engines being mechanically coupled including at least one combustion 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
    • F01K7/00—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating
    • F01K7/16—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating the engines being only of turbine type
    • F01K7/22—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating the engines being only of turbine type the turbines having inter-stage steam heating
    • 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

Definitions

  • the object of the invention is therefore to specify a device and a method in a fossil-fired power plant, low-pressure steam from a source other than the
  • the object of the invention directed to a device is solved by the features of claim 1.
  • the invention is based on a steam turbine which has a single-stage medium and low-pressure stage.
  • the steam turbine also includes a high-pressure stage in a separate housing. It is vorgese ⁇ hen that the main steam for the high-pressure stage after exiting the high-pressure stage via a vapor return line (cold reheat line) in the boiler for reheating (reheat) is returned, is heated again, and a hot Eisenschreibhitzungs ⁇ line is guided into the medium pressure stage of the steam turbine.
  • a process steam line which is connected to the carbon dioxide separation device to be connected to the hot reheat line, wherein a process steam line is connected in the process steam line.
  • genyakdampfturbine is connected. Due to the back pressure steam turbine ⁇ the withdrawn process steam on process steam ⁇ state (saturated steam) is brought. For a removal of the steam, the boiler must be designed accordingly.
  • the extracted process steam is converted into electrical energy by a generator connected to the counterpressure steam turbine.
  • the excess energy of the process steam can be used to generate electrical energy.
  • the carbon dioxide precipitation process consists of an absorption unit and a desorption unit.
  • the process steam line is connected feeding with a heat exchanger ⁇ desorption unit.
  • the desorption unit is connected to a condensate return line.
  • the process steam is taken from the hot reheat line.
  • the process steam is thereby relaxed drying process in a relaxed detente wherein a steam (saturated steam ⁇ ) is formed.
  • the expanded steam of Koh ⁇ dioxide separation device is then supplied.
  • the relaxation process is used to generate electrical energy.
  • the expanded vapor is preferably used for desorption of carbon dioxide in a carbon dioxide deposition process.
  • the preparatory measures for "Capture Ready” are limited by the invention to a corresponding Kesselausle ⁇ tion and a connection point outside the system critical Nacelle.
  • the steam turbine can be thermodynamically optimized for the separation process then used. Connecting the backpressure turbine before reheating results in lower steam temperatures, which can be easily relieved by standard industrial turbines.
  • the figure shows essentially a fossil-fired power plant 1 ⁇ with a device connected to a carbon dioxide separating heat exchanger 21.
  • the fossil fuel-fired power plant 1 is here (GUD) as a gas and steam power station designed 12th
  • the gas and steam turbine plant 12 is shown in simplified form and be ⁇ here in a gas turbine 13, a steam turbine 2, a generator 20 and a switched into the exhaust duct of the gas turbine steam generator 4, designed as Abhitzedampf- generator 15.
  • the steam turbine 2 consists of a high pressure ⁇ stage 24 and a middle and low pressure stage 25.
  • the gas turbine ⁇ 13, the generator 20 and the steam turbine 2 are located on a common shaft 8.
  • the steam turbine 2, a capacitor 22 is connected downstream.
  • the high-pressure stage 24 is connected to the steam generator 4 by supplying fresh steam via a main steam line 23 and steam-recirculating via a vapor return line (cold intermediate superheat line) 3.
  • a hot reheatee line 16 is connected, which is connected to the middle and low pressure part 25 of the steam turbine 2.
  • a process steam line 6 is closed ⁇ .
  • a backpressure steam turbine 7 is provided which is connected to the process steam pondered Pro ⁇ zessdampf effet. 6
  • the process steam 17 is thereby converted by a connected to the back pressure steam turbine 7 generator 9 into electrical energy.
  • the outlet temperature from the counterpressure steam turbine at Dampfentnähme from the hei ⁇ Shen reheat line is at about 290 ° C.
  • the back pressure steam turbine 7 is connected to a heat exchanger 21 of a carbon dioxide separation device.
  • the carbon dioxide precipitation device is not shown here in detail.
  • the counterpressure steam turbine 7 is connected to the desorption unit 11 of the carbon dioxide separation device via a saturated steam line 28.
  • the saturated steam 26 in desorption unit 11 assists the boiling out of a solvent for the release of carbon dioxide.
  • a condensate is madeletet into the condenser 22 via a Kondensat Weg GmbHlei ⁇ tung 29th
  • the condensate return line 29 is connected to the capacitor 22 accordingly.
  • a Kondensatlei ⁇ tung 30 is provided which connects the condenser 22 to the steam generator 4 to the feed water circuit to close ⁇ SEN.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Treating Waste Gases (AREA)
  • Engine Equipment That Uses Special Cycles (AREA)
  • Carbon And Carbon Compounds (AREA)

Abstract

L'invention concerne une centrale électrique à combustible fossile (1) comportant un générateur de vapeur (4), une turbine à vapeur (2) montée en aval du générateur de vapeur (4) au moyen d'une conduite de surchauffe intermédiaire chaude (17) et un dispositif de séparation de dioxyde de carbone (5). Selon l'invention, le dispositif de séparation de dioxyde de carbone (5) est relié à la conduite de surchauffe intermédiaire chaude (17) du générateur de vapeur au moyen d'une conduite de vapeur de processus (6), une turbine à vapeur à contre-pression (7) étant montée dans la conduite de vapeur de processus (6).
EP10775789A 2009-11-02 2010-10-29 Centrale électrique à combustible fossile comportant un dispositif de séparation de dioxyde de carbone et procédé pour faire fonctionner une centrale électrique à combustible fossile Withdrawn EP2496798A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102009051640 2009-11-02
PCT/EP2010/066518 WO2011051473A2 (fr) 2009-11-02 2010-10-29 Centrale électrique à combustible fossile comportant un dispositif de séparation de dioxyde de carbone et procédé pour faire fonctionner une centrale électrique à combustible fossile

Publications (1)

Publication Number Publication Date
EP2496798A2 true EP2496798A2 (fr) 2012-09-12

Family

ID=43840518

Family Applications (1)

Application Number Title Priority Date Filing Date
EP10775789A Withdrawn EP2496798A2 (fr) 2009-11-02 2010-10-29 Centrale électrique à combustible fossile comportant un dispositif de séparation de dioxyde de carbone et procédé pour faire fonctionner une centrale électrique à combustible fossile

Country Status (5)

Country Link
US (1) US8683809B2 (fr)
EP (1) EP2496798A2 (fr)
CN (1) CN102597432A (fr)
RU (1) RU2524588C2 (fr)
WO (1) WO2011051473A2 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2722195C (fr) * 2009-11-25 2013-03-19 Hitachi, Ltd. Centrale thermique a combustion de combustible fossile comprenant une unite de separation et de capture du dioxyde de carbone
DE102010062623A1 (de) * 2010-12-08 2012-06-14 Siemens Aktiengesellschaft Verfahren zum Nachrüsten einer fossil befeuerten Kraftwerksanlage mit Heizdampfentnahme
RU2623568C2 (ru) * 2011-03-01 2017-06-27 Дженерал Электрик Текнолоджи Гмбх Электростанция с комбинированным циклом
CN104696026A (zh) * 2015-02-12 2015-06-10 张德志 一种中小型的中间再热节能高效汽轮机组
JP2019190359A (ja) 2018-04-24 2019-10-31 三菱重工エンジニアリング株式会社 プラント及び燃焼排ガス処理方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU366267A1 (ru) * 1971-02-05 1973-01-16 Способ регулирования и защиты судовой паровой турбины с промперегревом
SU775356A1 (ru) * 1977-08-17 1980-10-30 Производственное Энергетическое Объединение "Харьковэнерго" Энергетическа установка
US4471620A (en) * 1981-11-13 1984-09-18 Westinghouse Electric Corp. Turbine low pressure bypass spray valve control system and method
JP4274846B2 (ja) 2003-04-30 2009-06-10 三菱重工業株式会社 二酸化炭素の回収方法及びそのシステム
NO321817B1 (no) * 2003-11-06 2006-07-10 Sargas As Renseanlegg for varmekraftverk
US20080011161A1 (en) * 2006-07-17 2008-01-17 General Electric Company Carbon dioxide capture systems and methods
GB0616832D0 (en) * 2006-08-25 2006-10-04 Alstom Technology Ltd Turbomachine
EP2305364A1 (fr) * 2009-09-29 2011-04-06 Alstom Technology Ltd Centrale électrique dotée pour capture de CO2

Also Published As

Publication number Publication date
RU2524588C2 (ru) 2014-07-27
WO2011051473A2 (fr) 2011-05-05
US8683809B2 (en) 2014-04-01
RU2012122821A (ru) 2013-12-10
WO2011051473A3 (fr) 2012-03-08
US20120261922A1 (en) 2012-10-18
CN102597432A (zh) 2012-07-18

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