JPS6128803B2 - - Google Patents

Info

Publication number
JPS6128803B2
JPS6128803B2 JP54103916A JP10391679A JPS6128803B2 JP S6128803 B2 JPS6128803 B2 JP S6128803B2 JP 54103916 A JP54103916 A JP 54103916A JP 10391679 A JP10391679 A JP 10391679A JP S6128803 B2 JPS6128803 B2 JP S6128803B2
Authority
JP
Japan
Prior art keywords
gas
gasifier
fuel
air
steam
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
Application number
JP54103916A
Other languages
English (en)
Other versions
JPS5529095A (en
Inventor
Burinitsukunaa Heruman
Emusuperugaa Ueruna
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.)
Kraftwerk Union AG
Original Assignee
Kraftwerk Union AG
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 Kraftwerk Union AG filed Critical Kraftwerk Union AG
Publication of JPS5529095A publication Critical patent/JPS5529095A/ja
Publication of JPS6128803B2 publication Critical patent/JPS6128803B2/ja
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
    • F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
    • F25J3/04006—Providing pressurised feed air or process streams within or from the air fractionation unit
    • F25J3/04109—Arrangements of compressors and /or their drivers
    • F25J3/04145—Mechanically coupling of different compressors of the air fractionation process to the same driver(s)
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
    • C01B3/02—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen
    • C01B3/32—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide, air
    • C01B3/34—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide, air by reaction of hydrocarbons with gasifying agents
    • C01B3/36—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide, air by reaction of hydrocarbons with gasifying agents using oxygen or mixtures containing oxygen as gasifying agents
    • 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
    • F01K23/067—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 heat coming from a gasification or pyrolysis process, e.g. coal gasification
    • F01K23/068—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 heat coming from a gasification or pyrolysis process, e.g. coal gasification in combination with an oxygen producing plant, e.g. an air separation plant
    • 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
    • F02C6/04—Gas-turbine plants providing heated or pressurised working fluid for other apparatus, e.g. without mechanical power output
    • F02C6/10—Gas-turbine plants providing heated or pressurised working fluid for other apparatus, e.g. without mechanical power output supplying working fluid to a user, e.g. a chemical process, which returns working fluid to a turbine of the plant
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
    • F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
    • F25J3/04006—Providing pressurised feed air or process streams within or from the air fractionation unit
    • F25J3/04012—Providing pressurised feed air or process streams within or from the air fractionation unit by compression of warm gaseous streams; details of intake or interstage cooling
    • F25J3/04018—Providing pressurised feed air or process streams within or from the air fractionation unit by compression of warm gaseous streams; details of intake or interstage cooling of main feed air
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
    • F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
    • F25J3/04006—Providing pressurised feed air or process streams within or from the air fractionation unit
    • F25J3/04012—Providing pressurised feed air or process streams within or from the air fractionation unit by compression of warm gaseous streams; details of intake or interstage cooling
    • F25J3/0403—Providing pressurised feed air or process streams within or from the air fractionation unit by compression of warm gaseous streams; details of intake or interstage cooling of nitrogen
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
    • F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
    • F25J3/04006—Providing pressurised feed air or process streams within or from the air fractionation unit
    • F25J3/04012—Providing pressurised feed air or process streams within or from the air fractionation unit by compression of warm gaseous streams; details of intake or interstage cooling
    • F25J3/04036—Providing pressurised feed air or process streams within or from the air fractionation unit by compression of warm gaseous streams; details of intake or interstage cooling of oxygen
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
    • F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
    • F25J3/04006—Providing pressurised feed air or process streams within or from the air fractionation unit
    • F25J3/04109—Arrangements of compressors and /or their drivers
    • F25J3/04115—Arrangements of compressors and /or their drivers characterised by the type of prime driver, e.g. hot gas expander
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
    • F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
    • F25J3/04006—Providing pressurised feed air or process streams within or from the air fractionation unit
    • F25J3/04109—Arrangements of compressors and /or their drivers
    • F25J3/04115—Arrangements of compressors and /or their drivers characterised by the type of prime driver, e.g. hot gas expander
    • F25J3/04127—Gas turbine as the prime mechanical driver
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
    • F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
    • F25J3/04521—Coupling of the air fractionation unit to an air gas-consuming unit, so-called integrated processes
    • F25J3/04527—Integration with an oxygen consuming unit, e.g. glass facility, waste incineration or oxygen based processes in general
    • F25J3/04539—Integration with an oxygen consuming unit, e.g. glass facility, waste incineration or oxygen based processes in general for the H2/CO synthesis by partial oxidation or oxygen consuming reforming processes of fuels
    • F25J3/04545—Integration with an oxygen consuming unit, e.g. glass facility, waste incineration or oxygen based processes in general for the H2/CO synthesis by partial oxidation or oxygen consuming reforming processes of fuels for the gasification of solid or heavy liquid fuels, e.g. integrated gasification combined cycle [IGCC]
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
    • F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
    • F25J3/04521—Coupling of the air fractionation unit to an air gas-consuming unit, so-called integrated processes
    • F25J3/04563—Integration with a nitrogen consuming unit, e.g. for purging, inerting, cooling or heating
    • F25J3/04575—Integration with a nitrogen consuming unit, e.g. for purging, inerting, cooling or heating for a gas expansion plant, e.g. dilution of the combustion gas in a gas turbine
    • F25J3/04581—Hot gas expansion of indirect heated nitrogen
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
    • F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
    • F25J3/04521—Coupling of the air fractionation unit to an air gas-consuming unit, so-called integrated processes
    • F25J3/04593—The air gas consuming unit is also fed by an air stream
    • F25J3/046—Completely integrated air feed compression, i.e. common MAC
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
    • F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
    • F25J3/04521—Coupling of the air fractionation unit to an air gas-consuming unit, so-called integrated processes
    • F25J3/04612—Heat exchange integration with process streams, e.g. from the air gas consuming unit
    • F25J3/04618—Heat exchange integration with process streams, e.g. from the air gas consuming unit for cooling an air stream fed to the air fractionation unit
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2240/00—Processes or apparatus involving steps for expanding of process streams
    • F25J2240/90—Hot gas waste turbine of an indirect heated gas for power generation
    • 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)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Emergency Medicine (AREA)
  • Engine Equipment That Uses Special Cycles (AREA)
  • Industrial Gases (AREA)

Description

【発明の詳細な説明】 本発明は、負荷されている蒸気発生器に前置さ
れた燃料のガス化装置と、蒸気発生器の排ガス側
に後置されたガスタービンとを含み、ガス化装置
内で加圧下で燃料のガス化反応が酸素により生ず
るガス・蒸気複合タービンプラントに関する。
この種のガス・蒸気複合タービンプラントはた
とえば雑誌“Brennstoff―Warmekraft（燃料と
火力発電）”第23巻（1971）、第６号、６月第258
頁ないし第262頁に記載されている。この場合、
燃料はガス化装置のなかで空気の添加のもとにガ
ス化され、またガス化装置に後置されたガス浄化
装置のなかで、こうして生じた燃料ガスはタービ
ンに供給可能となるまで浄化される。
本発明の目的は、一方ではプラント全体の効率
の向上を達成すること、他方ではガス浄化装置の
費用の低減を可能にすることである。
この目的は、本発明によれば、ガス化装置に空
気分解器が前置され、空気分解器の酸素を導く出
口管がガス化装置のなかに開口また空気分解器の
窒素を導く出口管が、ガス化装置に後置された熱
交換器を経て負荷される蒸気発生器に後置された
ガスタービンの前でガス流のなかに開口している
ことを特徴とするガス・蒸気複合タービンプラン
トにより達成される。
図面には本発明によるガス・蒸気複合タービン
プラントの実施例の概要が示されている。フイー
ダ１を経て石炭あるいは油がガス化装置２に供給
される。ガス化装置は約20気圧の圧力下にあり、
また空気分解器からの酸素を導く出口管３を経て
酸素を取り入れており、その助けによりガス化プ
ロセスが進められ、またそれにより燃料の一部が
燃焼される。ガス化装置２には熱交換器４が後置
されており、それによつて、ガス化装置２を約
1100ないし1700Kの温度で去るガスが冷却され
る。熱交換器４における受熱媒体は、空気分解器
６の第２の出口管５を経て取り出された窒素であ
り、この窒素はその後に管７を経てガスタービ
ン・プロセスのガスタービン８のガス管１０のな
かに開口している。
空気分解器６の出口管３の途中には圧力上昇の
ため圧縮機１１が配置されている。空気分解器６
の出口管５の途中にも同じく圧縮機１２が配置さ
れており、この圧縮機は熱交換器１３と直列にな
つている。熱交換器１３を流れる窒素は、空気分
解器６に供給される空気を冷却する。
実施例では、空気分解器６にとつて必要とされ
る空気は、約12気圧の圧力で空気が流れているガ
ス管１４から分岐される。この圧力は、ガスター
ビン８と結合された圧縮機１５により発生され
る。ガス管１４は、ガス化装置２に後置された別
の熱交換器１６を経て、負荷されている蒸気発生
器９に通じている。
ガス化装置２のなかで生じた燃料ガスはこうし
て熱交換器４および１６のなかで冷却される。こ
のガスはさらに別の熱交換器１７を通過してか
ら、約20気圧の圧力および約500Kの温度でガス
浄化装置１８に到達する。このガス浄化装置は比
較的容積の小さいものであつてよい。なぜなら
ば、空気分解器６で分解された空気中の窒素分が
ガス浄化装置１８を経ないでガスタービンに送ら
れているからである。ガス浄化装置内の圧力を蒸
気発生器９の内部圧力に適合させるため、ガス浄
化装置に膨脹タービン１９が後置されており、こ
のタービンが圧縮機１１および１２を駆動する。
膨脹タービン１９から燃料ガスは管２０を経て、
ガス浄化装置に前置されている熱交換器１７を通
り、さらに管２１を経て同じく約12気圧の圧力で
蒸気発生器９に入る。
蒸気発生器９のなかで空気の助けによる燃料ガ
スの燃焼の後、排ガスはガス管１０に到達し、そ
こで管７からの加熱された窒素と混合されて、ガ
スタービン８に供給される。膨脹したガスは排ガ
ス管２２および排ガス熱交換器２３を経て大気中
に放出される。排ガス熱交換器２３が給水タンク
２４および給水ポンプ２５に後置されているの
で、排ガス熱交換器２３のなかで蒸気発生器用の
給水は加熱される。追加的に低圧側においても排
ガス側の給水予熱を行うことができる。
排ガス熱交換器２３には給水側に別の熱交換器
２６，２７が並列または直列に接続されている。
これらの熱交換器は周知のように蒸気タービンか
らの抽気により加熱される。負荷されている蒸気
発生器９で発生した蒸気は過熱状態で主蒸気管２
８を経て蒸気タービン２９の高圧部分に到達し、
そこから再熱加熱のため蒸気発生器９に復流し、
蒸気管３０を経て蒸気タービン２９の低圧部分に
導かれている。そこから蒸気は復水器３１に流
れ、そこで凝縮して、給水としてポンプ３２およ
び熱交換器２７を経て再び給水タンク２４に供給
される。電流は発電機３３および３４で発生され
る。
圧縮機１５で圧縮された空気を空気分解器６に
供給することは、ガスプロセスの圧縮機を、空気
分解器にとつて必要な空気の供給のためにも利用
できる点で有利である。空気の圧縮に対する効率
は、圧縮機１５の容量が大きいために、別個の圧
縮機を使用する場合にくらべて良好である。空気
分解器６を熱交換器４と接続しておき、窒素を加
熱してからガス流のなかに供給することにより、
ガス化装置内で生じた燃料ガスの冷却を改善する
と同時にガス浄化装置の容積を減少することがで
きるという特別な利点が得られている。窒素は蒸
気発生器９の前でガス流に加えることも蒸気発生
器９の後でガス流に加えることもできる。しか
し、窒素を蒸気発生器の後でガス流のなかに供給
することにより、窒素酸化物の発生量を少なくす
ることができるという利点が得られる。
【図面の簡単な説明】
図面は本発明によるガス・蒸気複合タービンプ
ラントの実施例の概要図である。 １……フイーダ、２……ガス化装置、３……空
気分解器出口（酸素）管、４……熱交換器、５…
…空気分解器出口（窒素）管、６……空気分解
器、８……ガスタービン、９……蒸気発生器、１
０……ガス管、１１，１２……圧縮機、１３……
熱交換器、１４……ガス管、１５……圧縮機、１
６，１７……熱交換器、１８……ガス浄化装置、
１９……膨脹タービン、２３……熱交換器、２４
……給水タンク、２５……給水ポンプ、２６，２
７……熱交換器、２８……主蒸気管、２９……蒸
気タービン、３０……蒸気管、３１……復水器、
３２……ポンプ、３３，３４……発電機。

Claims (1)

  1. 【特許請求の範囲】 １ 負荷される蒸気発生器に前置された燃料のガ
    ス化装置と蒸気発生器の排ガス側に後置されたガ
    スタービンとを含み、ガス化装置内では加圧下で
    酸素を用いて燃料がガス化されるガス・蒸気複合
    タービンプライトにおいて、ガス化装置に空気分
    解器が前置され、空気分解器の酸素を導く出口管
    がガス化装置に開口し、また空気分解器の窒素を
    導く出口管がガス化装置に後置された熱交換器を
    経て負荷される蒸気発生器に後置されたガスター
    ビンの前でガス流に開口していることを特徴とす
    る燃料のガス化装置を備えたガス・蒸気複合ター
    ビンプラント。 ２ 特許請求の範囲第１項記載のものにおいて、
    空気分解器に必要な空気がガス・プロセスの圧縮
    機の出口から分岐されることを特徴とする燃料の
    ガス化装置を備えたガス・蒸気複合タービンプラ
    ント。 ３ 特許請求の範囲第１項記載のものにおいて、
    熱交換器に追加して燃料ガスを段階的に冷却する
    ための別の熱交換器がガス化装置とそれに後置さ
    れたガス浄化装置との間に配されていることを特
    徴とする燃料のガス化装置を備えたガス・蒸気複
    合タービンプラント。 ４ 特許請求の範囲第１項記載のものにおいて、
    前記の酸素および窒素を導く出口管の途中にガス
    浄化装置に後置された膨脹タービンと結合された
    圧縮機が配されていることを特徴とする燃料のガ
    ス化装置を備えたガス・蒸気複合タービンプラン
    ト。
JP10391679A 1978-08-16 1979-08-15 Gas and steam combination turbine plant with fuel evaporator Granted JPS5529095A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2835852A DE2835852C2 (de) 1978-08-16 1978-08-16 Kombinierte Gas-Dampfkraftanlage mit einer Vergasungseinrichtung für den Brennstoff

Publications (2)

Publication Number Publication Date
JPS5529095A JPS5529095A (en) 1980-03-01
JPS6128803B2 true JPS6128803B2 (ja) 1986-07-02

Family

ID=6047154

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10391679A Granted JPS5529095A (en) 1978-08-16 1979-08-15 Gas and steam combination turbine plant with fuel evaporator

Country Status (7)

Country Link
US (1) US4250704A (ja)
JP (1) JPS5529095A (ja)
AU (1) AU535058B2 (ja)
DE (1) DE2835852C2 (ja)
DK (1) DK162653C (ja)
ES (1) ES483379A1 (ja)
GB (1) GB2029855B (ja)

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Also Published As

Publication number Publication date
JPS5529095A (en) 1980-03-01
DE2835852A1 (de) 1980-02-21
ES483379A1 (es) 1980-04-16
DE2835852C2 (de) 1982-11-25
US4250704A (en) 1981-02-17
GB2029855A (en) 1980-03-26
AU535058B2 (en) 1984-03-01
AU4993879A (en) 1980-02-21
DK162653B (da) 1991-11-25
GB2029855B (en) 1982-08-11
DK340979A (da) 1980-02-17
DK162653C (da) 1992-04-13

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