FI106573B - Förfarande och anordning för återcirkulering av avgas på högtryckssidan i en tryckladdad förbränningsmotor - Google Patents

Förfarande och anordning för återcirkulering av avgas på högtryckssidan i en tryckladdad förbränningsmotor Download PDF

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Publication number
FI106573B
FI106573B FI954881A FI954881A FI106573B FI 106573 B FI106573 B FI 106573B FI 954881 A FI954881 A FI 954881A FI 954881 A FI954881 A FI 954881A FI 106573 B FI106573 B FI 106573B
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FI
Finland
Prior art keywords
exhaust
combustion engine
compressor
exhaust gas
turbine
Prior art date
Application number
FI954881A
Other languages
English (en)
Finnish (fi)
Other versions
FI954881A (sv
FI954881A0 (sv
Inventor
Ennio Codan
Hansulrich Hoerler
Hansruedi Stebler
Markus Widenhorn
Original Assignee
Asea Brown Boveri
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 Asea Brown Boveri filed Critical Asea Brown Boveri
Publication of FI954881A0 publication Critical patent/FI954881A0/sv
Publication of FI954881A publication Critical patent/FI954881A/sv
Application granted granted Critical
Publication of FI106573B publication Critical patent/FI106573B/sv

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Classifications

    • 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
    • F02B37/001—Engines characterised by provision of pumps driven at least for part of the time by exhaust using exhaust drives arranged in parallel
    • 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
    • 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
    • F02B37/007—Engines characterised by provision of pumps driven at least for part of the time by exhaust with exhaust-driven pumps arranged in parallel, e.g. at least one pump supplying alternatively
    • 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
    • F02B37/013—Engines characterised by provision of pumps driven at least for part of the time by exhaust with exhaust-driven pumps arranged in series
    • 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
    • F02B37/12—Control of the pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/02—EGR systems specially adapted for supercharged engines
    • F02M26/08—EGR systems specially adapted for supercharged engines for engines having two or more intake charge compressors or exhaust gas turbines, e.g. a turbocharger combined with an additional compressor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
    • F02M26/34—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories with compressors, turbines or the like in the recirculation passage
    • 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

Claims (4)

1. Förfarande för ätercirkulering av avgas pä högtryckssidan i en tryckladdad förbränningsmotor, kannetecknat av att 20 a) den komprimerade och nedkylda tryckluften (18) leds tili förbränningsmotorn (1), b) förbränningsmotorns (1) avgaser (6) fördelas i flera av-gasflöden, ,v. c) det första avgasflödet (19) expanderar i avgasturbinen r i « ! 25 (11) och använder sälunda avgasturboladdarens (2) kompressor (3), ··· d) ett andra avgasflöde (20) nedkyls först, därefter kompri- • · · :·: : meras det och slutligen ätercirkuleras det, dvs. leds tili V * förbränningsmotorn (1) , 30 e) förbränningsmotorns (1) tredje avgasflöde (21) expanderar *«· '"/· skilt frän det första avgasflödet (19) , varvid erhälls effekt för att komprimera det andra avgasflödet (20) , . \ f) pä det andra respektive tredje avgasflödet (20, 21) ut- förs minst tvä kompressions- resp. expansionsförlopp, varvid ’·;·*35 kompressionsförloppen löper inbördes parallellt och expan-i ·.. sionsförloppen i sekvens efter varandra. • · 9 106573
2. Anordning för ätercirkulering av avgas pa högtryckssidan i en tryckladdad förbränningsmotor, kännetecknad av att a) avgasturboladdarens (2) kompressor (3) anslutits tili förbränningsmotorn (1) via en laddningsluftledning (4) och i 5 laddningsluftledningen (4) har inrättats en kylare (5) för laddningsluft, b) pä förbränningsmotorns (1) medströmssida har inrättats ett förgrenat avgasledningssystem (7), c) avgasledningssystemet (7) bestär av en första, tili avio gasturboladdarens (2) avgasturbin (11) kopplad och en andra, tili avgaskylaren (13) samt avgaskompressorn (12) kopplad av-gasledning (8, 9), d) avgaskompressorn (12) har en drivanordning (14) och den är ansluten via avgasreturledningen (16) tili laddningsluft- 15 ledningen (4), e) sorti drivanordning (14) för avgaskompressorn (12) har inrättats en turbin och avgasledningssystemet (7) har en tredje avgasledning (10) ansluten tili turbinen (14), f) i den andra avgasledningen (9) har anordnats minst tvä 20 avgaskompressorer (12), g) varje avgaskompressor (12) har anslutits tili turbinen (14) , h) avgaskompressorerna (12) är inrättade inbördes parallellt och turbinerna (14) är inrättade i serie efter varandra. :: 25 « « · 4
· « * \ 3. Anordning enligt patentkrav 2, kännetecknad av att en ··1 ··♦· styrventil (15) har inrättats i den tredje avgasledningen :.: : do).
• · · ♦ · · • · · • · · « · • · • · · • · · • · « • · · >. « 4 4 4 4 «14 4 4 4 4 4 « « 4 4 · 4
FI954881A 1994-10-14 1995-10-13 Förfarande och anordning för återcirkulering av avgas på högtryckssidan i en tryckladdad förbränningsmotor FI106573B (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4436732A DE4436732A1 (de) 1994-10-14 1994-10-14 Verfahren und Vorrichtung zur hochdruckseitigen Abgasrezirkulation einer aufgeladenen Brennkraftmaschine
DE4436732 1994-10-14

Publications (3)

Publication Number Publication Date
FI954881A0 FI954881A0 (sv) 1995-10-13
FI954881A FI954881A (sv) 1996-04-15
FI106573B true FI106573B (sv) 2001-02-28

Family

ID=6530759

Family Applications (1)

Application Number Title Priority Date Filing Date
FI954881A FI106573B (sv) 1994-10-14 1995-10-13 Förfarande och anordning för återcirkulering av avgas på högtryckssidan i en tryckladdad förbränningsmotor

Country Status (5)

Country Link
US (1) US5564275A (sv)
EP (1) EP0707142B1 (sv)
DE (2) DE4436732A1 (sv)
DK (1) DK0707142T3 (sv)
FI (1) FI106573B (sv)

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US8215292B2 (en) 1996-07-17 2012-07-10 Bryant Clyde C Internal combustion engine and working cycle
US6216458B1 (en) 1997-03-31 2001-04-17 Caterpillar Inc. Exhaust gas recirculation system
US6164071A (en) * 1997-09-08 2000-12-26 Cummins Engine Company, Inc. EGR delivery and control system using dedicated full authority compressor
US6205785B1 (en) * 1999-07-21 2001-03-27 Caterpillar Inc. Exhaust gas recirculation system
US6354084B1 (en) 1999-08-20 2002-03-12 Cummins Engine Company, Inc. Exhaust gas recirculation system for a turbocharged internal combustion engine
US6397598B1 (en) 2000-10-04 2002-06-04 Caterpillar Inc. Turbocharger system for an internal combustion engine
US6460519B1 (en) 2000-10-04 2002-10-08 Caterpillar Inc Twin turbine exhaust gas re-circulation system having fixed geometry turbines
US7107972B1 (en) * 2004-08-03 2006-09-19 Accessible Technologies, Inc. Multi-phase centrifugal supercharging air induction system
US7571608B2 (en) * 2005-11-28 2009-08-11 General Electric Company Turbocharged engine system and method of operation
DE102006010247B4 (de) * 2006-03-02 2019-12-19 Man Truck & Bus Se Antriebseinheit mit Wärmerückgewinnung
DE102007025077B4 (de) * 2007-05-30 2017-10-05 Volkswagen Ag Verfahren zum Betreiben einer Brennkraftmaschine
US8176736B2 (en) * 2008-03-21 2012-05-15 Cummins Inc. EGR apparatuses, systems, and methods
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EP2196659A1 (de) 2008-12-10 2010-06-16 ABB Turbo Systems AG Zweistufiges Aufladesystem für Abgaszirkulation
EP2196660A1 (de) 2008-12-11 2010-06-16 ABB Turbo Systems AG Aufladesystem für Abgasrezirkulation
ATE552417T1 (de) * 2009-02-16 2012-04-15 Caterpillar Motoren Gmbh & Co Turbogeladener motor mit abgasrecycling
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EP2415988A1 (en) 2010-08-06 2012-02-08 Caterpillar Motoren GmbH & Co. KG Two-stage turbocharged engine
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US8978601B2 (en) 2012-12-12 2015-03-17 Caterpillar Inc. Six-stroke engine system with blowdown exhaust system
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US8978602B2 (en) 2012-12-12 2015-03-17 Caterpillar Inc. Six-stroke engine power density matching system and method
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Also Published As

Publication number Publication date
DE59504967D1 (de) 1999-03-11
EP0707142B1 (de) 1999-01-27
US5564275A (en) 1996-10-15
EP0707142A1 (de) 1996-04-17
DE4436732A1 (de) 1996-04-18
DK0707142T3 (da) 1999-09-13
FI954881A (sv) 1996-04-15
FI954881A0 (sv) 1995-10-13

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Owner name: ASEA BROWN BOVERI AG