FR2341040A1 - Procede et appareil pour traiter les gaz d'echappement des turbines a gaz - Google Patents

Procede et appareil pour traiter les gaz d'echappement des turbines a gaz

Info

Publication number
FR2341040A1
FR2341040A1 FR7703736A FR7703736A FR2341040A1 FR 2341040 A1 FR2341040 A1 FR 2341040A1 FR 7703736 A FR7703736 A FR 7703736A FR 7703736 A FR7703736 A FR 7703736A FR 2341040 A1 FR2341040 A1 FR 2341040A1
Authority
FR
France
Prior art keywords
exhaust gases
gas turbines
treating exhaust
treating
turbines
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.)
Granted
Application number
FR7703736A
Other languages
English (en)
French (fr)
Other versions
FR2341040B1 (enExample
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of FR2341040A1 publication Critical patent/FR2341040A1/fr
Application granted granted Critical
Publication of FR2341040B1 publication Critical patent/FR2341040B1/fr
Granted 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
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
    • F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion
    • F01N3/206—Adding periodically or continuously substances to exhaust gases for promoting purification, e.g. catalytic material in liquid form, NOx reducing agents
    • F01N3/2066—Selective catalytic reduction [SCR]
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—Catalytic processes
    • B01D53/8621—Removing nitrogen compounds
    • B01D53/8625—Nitrogen oxides
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N1/00—Silencing apparatus characterised by method of silencing
    • F01N1/08—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling
    • F01N1/10—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling in combination with sound-absorbing materials
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features
    • F01N13/009—Exhaust or silencing apparatus characterised by constructional features having two or more separate purifying devices arranged in series
    • F01N13/0097—Exhaust or silencing apparatus characterised by constructional features having two or more separate purifying devices arranged in series the purifying devices are arranged in a single housing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features
    • F01N13/011—Exhaust or silencing apparatus characterised by constructional features having two or more purifying devices arranged in parallel
    • F01N13/017—Exhaust or silencing apparatus characterised by constructional features having two or more purifying devices arranged in parallel the purifying devices are arranged in a single housing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
    • F01N3/28—Construction of catalytic reactors
    • F01N3/2839—Arrangements for mounting catalyst support in housing, e.g. with means for compensating thermal expansion or vibration
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N2230/00—Combination of silencers and other devices
    • F01N2230/04—Catalytic converters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N2290/00—Movable parts or members in exhaust systems for other than for control purposes
    • F01N2290/02—Movable parts or members in exhaust systems for other than for control purposes with continuous rotary movement
    • F01N2290/04—Movable parts or members in exhaust systems for other than for control purposes with continuous rotary movement driven by exhaust gases
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N2310/00—Selection of sound absorbing or insulating material
    • F01N2310/02—Mineral wool, e.g. glass wool, rock wool, asbestos or the like
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N2330/00—Structure of catalyst support or particle filter
    • F01N2330/08—Granular material
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/02—Adding substances to exhaust gases the substance being ammonia or urea
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/14—Arrangements for the supply of substances, e.g. conduits
    • F01N2610/1453—Sprayers or atomisers; Arrangement thereof in the exhaust apparatus
    • 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
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S55/00—Gas separation
    • Y10S55/30—Exhaust treatment

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Exhaust Gas After Treatment (AREA)
FR7703736A 1976-02-10 1977-02-10 Procede et appareil pour traiter les gaz d'echappement des turbines a gaz Granted FR2341040A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP51012833A JPS592768B2 (ja) 1976-02-10 1976-02-10 ガスタ−ビンの排ガス処理方法及びその装置

Publications (2)

Publication Number Publication Date
FR2341040A1 true FR2341040A1 (fr) 1977-09-09
FR2341040B1 FR2341040B1 (enExample) 1981-05-29

Family

ID=11816366

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7703736A Granted FR2341040A1 (fr) 1976-02-10 1977-02-10 Procede et appareil pour traiter les gaz d'echappement des turbines a gaz

Country Status (3)

Country Link
US (1) US4131432A (enExample)
JP (1) JPS592768B2 (enExample)
FR (1) FR2341040A1 (enExample)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0303560A1 (en) * 1987-08-14 1989-02-15 Mitsubishi Jukogyo Kabushiki Kaisha Method for denitration of exhaust gas containing arsenic compounds by catalysts and method and apparatus for regeneration of catalysts for denitration degraded by arsenic compounds
CH679236A5 (en) * 1989-10-31 1992-01-15 Asea Brown Boveri Open-cycle gas-turbine - has ambient air injector in exhaust pipe upstream of catalytic unit
WO1995026226A1 (de) * 1994-03-25 1995-10-05 Siemens Aktiengesellschaft Kombinierte einbring- und mischvorrichtung
EP0690212A1 (en) * 1994-07-01 1996-01-03 Wartsila Diesel International Ltd. OY A method for utilising a silencer unit and an arrangement for applying the method in a large diesel engine

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US4309386A (en) * 1979-04-30 1982-01-05 The Babcock & Wilcox Company Filter house having catalytic filter bags for simultaneously removing NOx and particulate matter from a gas stream
GB8526978D0 (en) * 1985-11-01 1985-12-04 Foster Wheeler Energy Ltd Chemical process fired heaters &c
US4954323A (en) * 1988-11-01 1990-09-04 The Standard Oil Company AOG incinerator NOx emission control via NH3 injection
US5342592A (en) * 1989-07-04 1994-08-30 Fuel Tech Europe Ltd. Lance-type injection apparatus for introducing chemical agents into flue gases
US5199255A (en) * 1991-04-03 1993-04-06 Nalco Fuel Tech Selective gas-phase nox reduction in gas turbines
CA2088713C (en) * 1992-02-24 1999-11-16 Hans Thomas Hug Cleaning exhaust gases from combustion installations
US5279108A (en) * 1992-02-28 1994-01-18 Union Oil Company Of California System for reduction of NOx in jet engine exhaust
US5269143A (en) * 1992-12-07 1993-12-14 Ford Motor Company Diesel engine turbo-expander
US5307772A (en) * 1992-12-16 1994-05-03 Ford Motor Company Redox catalysis of NOx in internal combustion engines
US5813212A (en) * 1993-12-24 1998-09-29 Kabushiki Kaisha Toshiba Nitrogen oxide removal control apparatus
JP2554836B2 (ja) * 1993-12-24 1996-11-20 株式会社東芝 脱硝制御装置
US5823986A (en) * 1995-02-08 1998-10-20 Medtronic, Inc. Perfusion system
DE19636107C1 (de) * 1996-09-05 1998-01-08 Siemens Ag Kanalstück für den Rauchgaskanal einer Gasturbine
WO1999046033A1 (fr) * 1996-09-17 1999-09-16 Hitachi Zosen Corporation PROCEDE D'ELIMINATION DE NOx
JP4468513B2 (ja) * 1998-05-11 2010-05-26 ハルドール・トプサー・アクチエゼルスカベット 混合装置及びそれが装備された燃料ガス流路
FI116156B (fi) 2000-07-11 2005-09-30 Marioff Corp Oy Menetelmä ja laite dieselmoottoreiden pakokaasujen puhdistamiseksi
JP2003251126A (ja) * 2002-02-27 2003-09-09 Nippon Muki Co Ltd ファン付フィルタユニット
US6851514B2 (en) * 2002-04-15 2005-02-08 Air Handling Engineering Ltd. Outlet silencer and heat recovery structures for gas turbine
DE602004006804T2 (de) * 2003-07-03 2008-02-14 Visser & Smit Hanab B.V. Verbrennungsvorrichtung und Verfahren
US6938425B2 (en) * 2003-08-11 2005-09-06 Siemens Westinghouse Power Corporation System and method for controlling water injection in a turbine engine
JP2005226528A (ja) * 2004-02-12 2005-08-25 Tokyo Roki Co Ltd Ｓｃｒマフラー
EP2093399A1 (de) * 2008-02-25 2009-08-26 Siemens Aktiengesellschaft Gasturbine mit Abgaskühlung
US8402755B2 (en) * 2008-07-30 2013-03-26 General Electric Company Gas turbine combustor exhaust gas spray cooling for NOx control using selective catalytic reductions
WO2010082360A1 (ja) * 2009-01-14 2010-07-22 トヨタ自動車株式会社 エンジン
EP2290202A1 (en) * 2009-07-13 2011-03-02 Siemens Aktiengesellschaft Cogeneration plant and cogeneration method
US8459001B2 (en) * 2009-08-07 2013-06-11 General Electric Company Ammonia injection system
US8516786B2 (en) * 2009-08-13 2013-08-27 General Electric Company System and method for injection of cooling air into exhaust gas flow
US8087491B2 (en) 2010-01-08 2012-01-03 General Electric Company Vane type silencers in elbow for gas turbine
WO2012060378A1 (ja) * 2010-11-02 2012-05-10 株式会社Ihi アンモニア注入装置
US9222410B2 (en) 2011-04-13 2015-12-29 General Electric Company Power plant
US20130031910A1 (en) * 2011-08-02 2013-02-07 General Electric Company Efficient Selective Catalyst Reduction System
JP5753485B2 (ja) * 2011-12-13 2015-07-22 日立造船株式会社 尿素水噴霧構造
US9273612B2 (en) * 2013-01-23 2016-03-01 Siemens Aktiengesellschaft Method of operating a gas turbine for reduced ammonia slip
US9541030B2 (en) * 2013-11-27 2017-01-10 Lockheed Martin Corporation Exhaust plume cooling using periodic interruption of exhaust gas flow to form ambient air entraining vortices
US20160341093A1 (en) * 2015-05-21 2016-11-24 General Electric Company System for arranging an emission reducing catalyst in an exhaust duct of a gas turbine engine
US10077694B2 (en) 2015-06-29 2018-09-18 General Electric Company Power generation system exhaust cooling
US9752503B2 (en) * 2015-06-29 2017-09-05 General Electric Company Power generation system exhaust cooling
US10060316B2 (en) 2015-06-29 2018-08-28 General Electric Company Power generation system exhaust cooling
US10030558B2 (en) 2015-06-29 2018-07-24 General Electric Company Power generation system exhaust cooling
US9850818B2 (en) 2015-06-29 2017-12-26 General Electric Company Power generation system exhaust cooling
US20160376908A1 (en) * 2015-06-29 2016-12-29 General Electric Company Power generation system exhaust cooling
US10087801B2 (en) 2015-06-29 2018-10-02 General Electric Company Power generation system exhaust cooling
US10215070B2 (en) 2015-06-29 2019-02-26 General Electric Company Power generation system exhaust cooling
US9752502B2 (en) 2015-06-29 2017-09-05 General Electric Company Power generation system exhaust cooling
US9938874B2 (en) 2015-06-29 2018-04-10 General Electric Company Power generation system exhaust cooling
US9850794B2 (en) 2015-06-29 2017-12-26 General Electric Company Power generation system exhaust cooling
US9856768B2 (en) * 2015-06-29 2018-01-02 General Electric Company Power generation system exhaust cooling
US9840953B2 (en) * 2015-06-29 2017-12-12 General Electric Company Power generation system exhaust cooling
US10041506B2 (en) * 2015-06-30 2018-08-07 General Electric Company System for discharging compressed air from a compressor
US20170058742A1 (en) * 2015-08-28 2017-03-02 General Electric Company Methods and systems related to selective catalytic reduction
US20170204786A1 (en) * 2016-01-15 2017-07-20 General Electric Company System and method for injecting tempering air for hot scr catalyst
US10316759B2 (en) 2016-05-31 2019-06-11 General Electric Company Power generation system exhaust cooling
DE102017210431A1 (de) * 2016-08-19 2018-02-22 Continental Teves Ag & Co. Ohg Schalldämpfer für eine Druckluftanlage
US20180058698A1 (en) * 2016-08-23 2018-03-01 General Electric Technology Gmbh Tempered Ammonia Injection For Gas Turbine Selective Catalyst Reduction System
US10634029B2 (en) * 2016-08-23 2020-04-28 General Electric Technology Gmbh Mobile selective catalyst reduction system
JP6880902B2 (ja) * 2017-03-27 2021-06-02 株式会社Ihi ガスタービン
JP2019143495A (ja) * 2018-02-16 2019-08-29 三菱日立パワーシステムズ株式会社 脱硝装置及びこれを備えた排熱回収ボイラ、ガスタービン複合発電プラント並びに脱硝方法
US10989075B2 (en) * 2018-10-01 2021-04-27 Mitsubishi Power Americas, Inc. Emission reducing louvers
CN110318847A (zh) * 2019-07-29 2019-10-11 杭州隆运汽车部件有限责任公司 一种汽车发动机排气系统消声器

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CA1003323A (en) * 1971-12-09 1977-01-11 Masahiro Tsujikawa Air purifying apparatus having means for removal of nitrogen oxides
DE2226955A1 (de) * 1972-06-02 1973-12-13 Steuler Industriewerke Gmbh Verfahren zur beseitigung von uebelriechenden, insbesondere aus zersetzungsprodukten organischer stoffe gebildeten bestandteilen von abgasen oder daempfen
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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0303560A1 (en) * 1987-08-14 1989-02-15 Mitsubishi Jukogyo Kabushiki Kaisha Method for denitration of exhaust gas containing arsenic compounds by catalysts and method and apparatus for regeneration of catalysts for denitration degraded by arsenic compounds
US4925640A (en) * 1987-08-14 1990-05-15 Mitsubishi Jukogyo Kabushiki Kaisha Method for denitration of exhaust gas containing arsenic compounds by catalysts and method
CH679236A5 (en) * 1989-10-31 1992-01-15 Asea Brown Boveri Open-cycle gas-turbine - has ambient air injector in exhaust pipe upstream of catalytic unit
WO1995026226A1 (de) * 1994-03-25 1995-10-05 Siemens Aktiengesellschaft Kombinierte einbring- und mischvorrichtung
US5749651A (en) * 1994-03-25 1998-05-12 Siemens Aktiengesellschaft Combined feed and mixing device
RU2141867C1 (ru) * 1994-03-25 1999-11-27 Сименс АГ Комбинированное устройство подачи и смешивания
EP0690212A1 (en) * 1994-07-01 1996-01-03 Wartsila Diesel International Ltd. OY A method for utilising a silencer unit and an arrangement for applying the method in a large diesel engine

Also Published As

Publication number Publication date
FR2341040B1 (enExample) 1981-05-29
US4131432A (en) 1978-12-26
JPS5297012A (en) 1977-08-15
JPS592768B2 (ja) 1984-01-20

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