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FI124642B - Mäntäpolttomoottorin katalysaattoriyksikkö ja ahdettu mäntäpolttomoottori - Google Patents

Mäntäpolttomoottorin katalysaattoriyksikkö ja ahdettu mäntäpolttomoottori Download PDF

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Publication number
FI124642B
FI124642B FI20126059A FI20126059A FI124642B FI 124642 B FI124642 B FI 124642B FI 20126059 A FI20126059 A FI 20126059A FI 20126059 A FI20126059 A FI 20126059A FI 124642 B FI124642 B FI 124642B
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FI
Finland
Prior art keywords
outlet
inlet
duct
catalyst
internal combustion
Prior art date
Application number
FI20126059A
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English (en)
Swedish (sv)
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FI20126059A (fi
Inventor
Kaj Lundin
Tero Raikio
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Wärtsilä Finland Oy
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 Wärtsilä Finland Oy filed Critical Wärtsilä Finland Oy
Priority to FI20126059A priority Critical patent/FI124642B/fi
Priority to PCT/FI2013/050929 priority patent/WO2014057165A1/en
Priority to EP13779246.1A priority patent/EP2917526B1/en
Publication of FI20126059A publication Critical patent/FI20126059A/fi
Application granted granted Critical
Publication of FI124642B publication Critical patent/FI124642B/fi

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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 ; Methods of operation or control of catalytic converters
    • F01N3/2066—Selective catalytic reduction [SCR]
    • 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
    • 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 ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
    • 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 ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
    • F01N13/0093—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series the purifying devices are of the same type
    • 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 ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/18—Construction facilitating manufacture, assembly, or disassembly
    • F01N13/1805—Fixing exhaust manifolds, exhaust pipes or pipe sections to each other, to engine or to vehicle body
    • F01N13/1811—Fixing exhaust manifolds, exhaust pipes or pipe sections to each other, to engine or to vehicle body with means permitting relative movement, e.g. compensation of thermal expansion or vibration
    • F01N13/1816—Fixing exhaust manifolds, exhaust pipes or pipe sections to each other, to engine or to vehicle body with means permitting relative movement, e.g. compensation of thermal expansion or vibration the pipe sections being joined together by flexible tubular elements only, e.g. using bellows or strip-wound pipes
    • 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 ; Methods of operation or control of catalytic converters
    • F01N3/2053—By-passing catalytic reactors, e.g. to prevent overheating
    • 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 ; Methods of operation or control of catalytic converters
    • F01N3/2093—Periodically blowing a gas through the converter, e.g. in a direction opposite to exhaust gas flow or by reversing exhaust gas flow direction
    • 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
    • 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
    • F01N3/2892—Exhaust flow directors or the like, e.g. upstream of catalytic device
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B37/00—Engines characterised by provision of pumps driven at least for part of the time by exhaust
    • F02B37/004—Engines characterised by provision of pumps driven at least for part of the time by exhaust with exhaust drives arranged in series
    • 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
    • F01N2340/00—Dimensional characteristics of the exhaust system, e.g. length, diameter or volume of the apparatus; Spatial arrangements of exhaust apparatuses
    • F01N2340/02—Dimensional characteristics of the exhaust system, e.g. length, diameter or volume of the apparatus; Spatial arrangements of exhaust apparatuses characterised by the distance of the apparatus to the engine, or the distance between two exhaust treating apparatuses
    • 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
    • F01N2340/00—Dimensional characteristics of the exhaust system, e.g. length, diameter or volume of the apparatus; Spatial arrangements of exhaust apparatuses
    • F01N2340/06—Dimensional characteristics of the exhaust system, e.g. length, diameter or volume of the apparatus; Spatial arrangements of exhaust apparatuses characterised by the arrangement of the exhaust apparatus relative to the turbine of a turbocharger
    • 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
    • F01N2450/00—Methods or apparatus for fitting, inserting or repairing different elements
    • F01N2450/30—Removable or rechangeable blocks or cartridges, e.g. for filters
    • 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
    • F01N2470/00—Structure or shape of gas passages, pipes or tubes
    • F01N2470/18—Structure or shape of gas passages, pipes or tubes the axis of inlet or outlet tubes being other than the longitudinal axis of apparatus
    • 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
    • F01N2590/00—Exhaust or silencing apparatus adapted to particular use, e.g. for military applications, airplanes, submarines
    • F01N2590/02—Exhaust or silencing apparatus adapted to particular use, e.g. for military applications, airplanes, submarines for marine vessels or naval applications
    • 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
    • F01N2590/00—Exhaust or silencing apparatus adapted to particular use, e.g. for military applications, airplanes, submarines
    • F01N2590/10—Exhaust or silencing apparatus adapted to particular use, e.g. for military applications, airplanes, submarines for stationary applications
    • 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
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B75/00—Other engines
    • F02B75/16—Engines characterised by number of cylinders, e.g. single-cylinder engines
    • F02B75/18—Multi-cylinder engines
    • F02B75/22—Multi-cylinder engines with cylinders in V, fan, or star arrangement
    • 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

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Supercharger (AREA)

Claims (12)

1. Mäntäpolttomoottorin (10) katalysaattoriyksikkö (24), joka käsittää tulokanavan (26) ja poistokanavan (36) sekä kaasunkäsittely-yksikön (34), jossa katalysaattori- 5 osa on järjestetty tulokanavan (26) ja poistokanavan (36) väliin virtausyhteyteen tulokanavan ja poistokanavan kanssa, tunnettu siitä, että tulokanava on varustettu tulokanavan (26) päissä olevilla kahdella vastakkaisella aukolla (28) ja poisto-kanava (36) on varustettu poistokanavan (36) päissä olevilla kahdella vastakkaisella aukolla (38) ja että tulokanava (26) ja poistokanava (36) ovat keskenään sa-10 mansuuntaisia.
2. Patenttivaatimuksen 1 mukainen katalysaattoriyksikkö, tunnettu siitä, että toinen tulokanavassa ja poistokanavassa olevista kahdesta vastakkaisesta aukosta käsittää paljeyksikköjä (44,46). 15
3. Patenttivaatimuksen 1 mukainen katalysaattoriyksikkö, tunnettu siitä, että aukot on varustettu kiinnitysvälineillä (32, 42), jotka ovat keskenään yhteensopivia.
4. Jonkin edellä olevan patenttivaatimuksen 1 - 3 mukainen katalysaattoriyksikkö, 20 tunnettu siitä, että katalysaattoriosan käsittävä kaasunkäsittely-yksikkö (34) on selektiivinen katalyyttinen pelkistysyksikkö (SCR).
5. Ahdettu mäntäpolttomoottori (10), joka käsittää turboahdetun järjestelmän (18), jossa on vähintään kaksi erillistä turbiinivaihetta (18’,18”), ja pakokaasun käsittely- 25 järjestelmän (22), jossa on siihen järjestetty katalysaattoriosa, tunnettu siitä, että ^ pakokaasun käsittelyjärjestelmä on liitetty vähintään kahden turbiinivaiheen o cm (18’,18”) väliin ja että kaasunkäsittelyjärjestelmä käsittää vähintään kaksi jonkin i τρ patenttivaatimuksista 1 - 4 mukaista katalysaattoriyksikköä (24). C\J C\J x 30
6. Patenttivaatimuksen 5 mukainen ahdettu polttomoottori, tunnettu siitä, että CC “ kaasunkäsittely-yksikkö on järjestetty moottorin (10) päälle. O) LO
§ 7. Patenttivaatimuksen 5 mukainen ahdettu polttomoottori, tunnettu siitä, että o moottori on V-moottori ja kaasunkäsittely-yksikkö on järjestetty moottorin sylinteri- CM 35 ryhmien (14) väliin.
8. Patenttivaatimuksen 6 mukainen ahdettu polttomoottori, tunnettu siitä, että pakokaasun käsittelyjärjestelmässä vähintään kaksi katalysaattoriyksikköä (24) on kytketty yhteen niiden tulokanavassa (26) olevien aukkojen (28) avulla, jolloin peräkkäiset tulokanavat muodostavat imusarjan (26’), ja niiden poistokanavassa (36) 5 olevien aukkojen (38) avulla, jolloin peräkkäiset poistokanavat muodostavat pois-tosarjan (36’).
9. Patenttivaatimuksen 5 mukainen ahdettu polttomoottori, tunnettu siitä, että tu-lokanava (26) ja poistokanava (36) on järjestetty päällekkäin, niin että tulokanava 10 (26) on pystysuoraan poistokanavan (36) akselin päällä ja että tulokanava (26) ja poistokanava (36) ovat horisontaalisesti eri asemissa.
10. Patenttivaatimuksen 5 mukainen ahdettu polttomoottori, tunnettu siitä, että tulokanava (26) ja poistokanava (36) on järjestetty päällekkäin, niin että tulokanava 15 (26) on vertikaalisesti poistokanavan (36) akselin yläpuolella ja että tulokanava (26) ja poistokanava (36) ovat horisontaalisesti samassa asemassa.
11. Patenttivaatimuksen 8 mukainen ahdettu polttomoottori, tunnettu siitä, että imusarja (26’) ja poistosarja (36’) on kytketty ensimmäisestä päästään virtauksen- 20 säätölaitteeseen (23, 23’), jonka välityksellä ne on liitetty vähintään kahden turbii-nivaiheen väliin.
12. Patenttivaatimuksen 5 mukainen ahdettu polttomoottori, tunnettu siitä, että 25 turboahdinjärjestelmä (18) käsittää kaksi erillistä turboahdinta, joissa on turbiiniosa ja kompressoriosa. 't δ c\j o C\l CM X 30 cc CL CD m o co CM δ CM
FI20126059A 2012-10-09 2012-10-09 Mäntäpolttomoottorin katalysaattoriyksikkö ja ahdettu mäntäpolttomoottori FI124642B (fi)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FI20126059A FI124642B (fi) 2012-10-09 2012-10-09 Mäntäpolttomoottorin katalysaattoriyksikkö ja ahdettu mäntäpolttomoottori
PCT/FI2013/050929 WO2014057165A1 (en) 2012-10-09 2013-09-25 Catalyst unit for internal combustion piston engine
EP13779246.1A EP2917526B1 (en) 2012-10-09 2013-09-25 Exhaust gas processing system for an internal combustion piston engine

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20126059 2012-10-09
FI20126059A FI124642B (fi) 2012-10-09 2012-10-09 Mäntäpolttomoottorin katalysaattoriyksikkö ja ahdettu mäntäpolttomoottori

Publications (2)

Publication Number Publication Date
FI20126059A FI20126059A (fi) 2014-04-10
FI124642B true FI124642B (fi) 2014-11-14

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FI20126059A FI124642B (fi) 2012-10-09 2012-10-09 Mäntäpolttomoottorin katalysaattoriyksikkö ja ahdettu mäntäpolttomoottori

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Country Link
EP (1) EP2917526B1 (fi)
FI (1) FI124642B (fi)
WO (1) WO2014057165A1 (fi)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014214588A1 (de) * 2014-07-24 2016-01-28 Volkswagen Aktiengesellschaft Abgassystem und Kraftfahrzeug

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US2853367A (en) * 1954-02-10 1958-09-23 Oxy Catalyst Inc Cartridge type catalytic exhaust cleaner
US3996016A (en) * 1975-12-29 1976-12-07 Uop Inc. Variable capacity catalytic converter
JP2712758B2 (ja) 1990-05-28 1998-02-16 トヨタ自動車株式会社 内燃機関の排気浄化装置
DE4310962C1 (de) 1993-04-03 1994-02-10 Mtu Friedrichshafen Gmbh Gemeinsame Abgasanlage für mehrere Brennkraftmaschinen mit Entstickung des Abgases durch selektive katalytische Reduktion
DE19529835A1 (de) 1995-08-12 1997-02-13 Opel Adam Ag Abgasstrang eines Ottomotors
DE102008061222A1 (de) 2008-12-09 2010-06-17 Man Diesel Se Mehrstufig aufgeladene Brennkraftmaschine mit integrierter Abgasreinigungseinrichtung
DE102009017684B4 (de) * 2009-04-16 2014-09-25 Mtu Friedrichshafen Gmbh Gekapselte Abgasnachbehandlungsanlage
EP2415988A1 (en) * 2010-08-06 2012-02-08 Caterpillar Motoren GmbH & Co. KG Two-stage turbocharged engine
FI20105895A (fi) * 2010-08-30 2012-03-01 Waertsilae Finland Oy Pakokaasujärjestelmä ja menetelmä selektiivistä katalyyttistä pelkistystä varten

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FI20126059A (fi) 2014-04-10
EP2917526B1 (en) 2017-06-07
WO2014057165A1 (en) 2014-04-17

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