US3874166A - Method of and apparatus for reducing harmful emissions from internal combustion engines - Google Patents

Method of and apparatus for reducing harmful emissions from internal combustion engines Download PDF

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Publication number
US3874166A
US3874166A US419275A US41927573A US3874166A US 3874166 A US3874166 A US 3874166A US 419275 A US419275 A US 419275A US 41927573 A US41927573 A US 41927573A US 3874166 A US3874166 A US 3874166A
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US
United States
Prior art keywords
air
gas
pressure
rotor
recirculation
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 - Lifetime
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US419275A
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English (en)
Inventor
Hubert Kirchhofer
Josef Perevuznik
Alfred Wunsch
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Individual
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Individual
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Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of US3874166A publication Critical patent/US3874166A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
    • F04F13/00—Pressure exchangers
    • 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
    • F02B33/00—Engines characterised by provision of pumps for charging or scavenging
    • F02B33/32—Engines with pumps other than of reciprocating-piston type
    • F02B33/42—Engines with pumps other than of reciprocating-piston type with driven apparatus for immediate conversion of combustion gas pressure into pressure of fresh charge, e.g. with cell-type pressure exchangers
    • 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
    • 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
    • F02M26/40—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories with timing means in the recirculation passage, e.g. cyclically operating valves or regenerators; with arrangements involving pressure pulsations
    • 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
    • F02B1/00—Engines characterised by fuel-air mixture compression
    • F02B1/02—Engines characterised by fuel-air mixture compression with positive ignition
    • F02B1/04—Engines characterised by fuel-air mixture compression with positive ignition with fuel-air mixture admission into cylinder
US419275A 1972-11-29 1973-11-27 Method of and apparatus for reducing harmful emissions from internal combustion engines Expired - Lifetime US3874166A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1737372A CH552135A (de) 1972-11-29 1972-11-29 Verfahren zur verminderung der schadstoffemission von verbrennungsmotoren und einrichtung zur durchfuehrung des verfahrens.

Publications (1)

Publication Number Publication Date
US3874166A true US3874166A (en) 1975-04-01

Family

ID=4424938

Family Applications (1)

Application Number Title Priority Date Filing Date
US419275A Expired - Lifetime US3874166A (en) 1972-11-29 1973-11-27 Method of and apparatus for reducing harmful emissions from internal combustion engines

Country Status (12)

Country Link
US (1) US3874166A (de)
JP (1) JPS5344685B2 (de)
AT (1) AT336344B (de)
BE (1) BE807847A (de)
CA (1) CA988382A (de)
CH (1) CH552135A (de)
DE (1) DE2315634C3 (de)
DK (1) DK139764B (de)
FR (1) FR2215092A5 (de)
GB (1) GB1455269A (de)
IT (1) IT1003250B (de)
NL (1) NL166310C (de)

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4517950A (en) * 1982-06-02 1985-05-21 Bbc Brown, Boveri & Company, Limited Method and device for controlling the recirculation of exhaust gas in a pressure wave supercharger for an internal combustion engine
US4702218A (en) * 1984-07-24 1987-10-27 Mazda Motor Corporation Engine intake system having a pressure wave supercharger
US4744213A (en) * 1983-11-30 1988-05-17 Bbc Brown, Boveri & Company, Limited Pressure-wave machine
US4808082A (en) * 1986-10-29 1989-02-28 Bbc Brown Boveri Ag Pressure wave supercharger
US5274994A (en) * 1992-02-17 1994-01-04 Asea Brown Boveri Ltd. Pressure wave machine with integrated combustion
US5894719A (en) * 1997-04-18 1999-04-20 The United States Of America, As Represented By The Administrator Of The National Aeronautics And Space Administration Method and apparatus for cold gas reinjection in through-flow and reverse-flow wave rotors
US6055965A (en) * 1997-07-08 2000-05-02 Caterpillar Inc. Control system for exhaust gas recirculation system in an internal combustion engine
US6158422A (en) * 1995-11-30 2000-12-12 Blank; Otto Supercharging arrangement for the charge air of an internal combustion engine
EP1728988A1 (de) * 2005-06-01 2006-12-06 Renault SAS System und Verfahren zur Ladung eines Motors
WO2007010301A1 (en) * 2005-07-19 2007-01-25 Ma Thomas Tsoi Hei Egr dispensing system in ic engine
US20130133330A1 (en) * 2011-11-28 2013-05-30 Walter R. Laster DEVICE TO LOWER NOx IN A GAS TURBINE ENGINE COMBUSTION SYSTEM
US20210254636A1 (en) * 2020-02-13 2021-08-19 Isobaric Strategies Inc. Pressure exchanger for hydraulic fracking

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH610987A5 (de) * 1975-08-29 1979-05-15 Bbc Brown Boveri & Cie
DE2948859A1 (de) * 1979-10-25 1981-05-07 BBC AG Brown, Boveri & Cie., Baden, Aargau Mittels einer gasdynamischen druckwellenmaschine aufgeladene brennkraftmaschine
DE3270986D1 (en) * 1981-08-11 1986-06-12 Bbc Brown Boveri & Cie Supercharged internal-combustion engine with a filter for exhaust gas particles
JPS6087582U (ja) * 1983-11-22 1985-06-15 株式会社ダイケイ 米飯加工食品成形用の供給専用具材
JPS61115858A (ja) * 1984-11-12 1986-06-03 大山　義夫 加工飯米の袋詰め方法
DE3628037A1 (de) * 1986-08-19 1988-02-25 Gerhard Haubenwallner Verbrennungskraftmaschine
JPS63197877U (de) * 1988-05-25 1988-12-20
JPH02131886U (de) * 1989-04-03 1990-11-01
GB2455532A (en) * 2007-12-11 2009-06-17 Thomas Tsoi-Hei Ma Rotary gas heat exchanger
DE102010048345A1 (de) * 2010-10-13 2012-04-19 Daimler Ag Druckwellenmaschine, insbesondere Druckwellenlader für eine Verbrennungskraftmaschine sowie Verbrennungskraftmaschine

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2848871A (en) * 1952-09-26 1958-08-26 Jendrassik Developments Ltd Low pressure scavenging arrangements of pressure exchangers
US2957304A (en) * 1954-09-28 1960-10-25 Ite Circuit Breaker Ltd Aerodynamic wave machine used as a supercharger for reciprocating engines
US3074620A (en) * 1957-08-29 1963-01-22 Spalding Dudley Brian Pressure exchangers
US3120920A (en) * 1960-08-30 1964-02-11 Bbc Brown Boveri & Cie Pocket combination for extension for speed and load range of awm supercharger
US3221981A (en) * 1962-05-17 1965-12-07 Power Jets Res & Dev Ltd Pressure exchangers
US3234736A (en) * 1962-11-15 1966-02-15 Spalding Dudley Brian Pressure exchanger
US3802801A (en) * 1971-02-18 1974-04-09 Bbc Brown Boveri & Cie Method of and apparatus for operating an aerodynamic pressure-wave machine

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2848871A (en) * 1952-09-26 1958-08-26 Jendrassik Developments Ltd Low pressure scavenging arrangements of pressure exchangers
US2957304A (en) * 1954-09-28 1960-10-25 Ite Circuit Breaker Ltd Aerodynamic wave machine used as a supercharger for reciprocating engines
US3074620A (en) * 1957-08-29 1963-01-22 Spalding Dudley Brian Pressure exchangers
US3120920A (en) * 1960-08-30 1964-02-11 Bbc Brown Boveri & Cie Pocket combination for extension for speed and load range of awm supercharger
US3221981A (en) * 1962-05-17 1965-12-07 Power Jets Res & Dev Ltd Pressure exchangers
US3234736A (en) * 1962-11-15 1966-02-15 Spalding Dudley Brian Pressure exchanger
US3802801A (en) * 1971-02-18 1974-04-09 Bbc Brown Boveri & Cie Method of and apparatus for operating an aerodynamic pressure-wave machine

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4517950A (en) * 1982-06-02 1985-05-21 Bbc Brown, Boveri & Company, Limited Method and device for controlling the recirculation of exhaust gas in a pressure wave supercharger for an internal combustion engine
US4744213A (en) * 1983-11-30 1988-05-17 Bbc Brown, Boveri & Company, Limited Pressure-wave machine
US4702218A (en) * 1984-07-24 1987-10-27 Mazda Motor Corporation Engine intake system having a pressure wave supercharger
US4808082A (en) * 1986-10-29 1989-02-28 Bbc Brown Boveri Ag Pressure wave supercharger
US5274994A (en) * 1992-02-17 1994-01-04 Asea Brown Boveri Ltd. Pressure wave machine with integrated combustion
US6158422A (en) * 1995-11-30 2000-12-12 Blank; Otto Supercharging arrangement for the charge air of an internal combustion engine
US5894719A (en) * 1997-04-18 1999-04-20 The United States Of America, As Represented By The Administrator Of The National Aeronautics And Space Administration Method and apparatus for cold gas reinjection in through-flow and reverse-flow wave rotors
US6055965A (en) * 1997-07-08 2000-05-02 Caterpillar Inc. Control system for exhaust gas recirculation system in an internal combustion engine
EP1728988A1 (de) * 2005-06-01 2006-12-06 Renault SAS System und Verfahren zur Ladung eines Motors
FR2886673A1 (fr) * 2005-06-01 2006-12-08 Renault Sas Systeme et procede d'alimentation d'un moteur
WO2007010301A1 (en) * 2005-07-19 2007-01-25 Ma Thomas Tsoi Hei Egr dispensing system in ic engine
US20130133330A1 (en) * 2011-11-28 2013-05-30 Walter R. Laster DEVICE TO LOWER NOx IN A GAS TURBINE ENGINE COMBUSTION SYSTEM
US8959888B2 (en) * 2011-11-28 2015-02-24 Siemens Energy, Inc. Device to lower NOx in a gas turbine engine combustion system
US20210254636A1 (en) * 2020-02-13 2021-08-19 Isobaric Strategies Inc. Pressure exchanger for hydraulic fracking
US11572899B2 (en) * 2020-02-13 2023-02-07 Isobaric Strategies Inc. Pressure exchanger for hydraulic fracking

Also Published As

Publication number Publication date
IT1003250B (it) 1976-06-10
NL166310B (nl) 1981-02-16
GB1455269A (en) 1976-11-10
DE2315634C3 (de) 1975-07-31
DK139764C (de) 1979-09-17
DE2315634A1 (de) 1974-07-11
DE2315634B2 (de) 1974-12-12
CA988382A (en) 1976-05-04
NL166310C (nl) 1981-07-15
AT336344B (de) 1977-04-25
JPS5344685B2 (de) 1978-11-30
CH552135A (de) 1974-07-31
ATA856273A (de) 1976-08-15
DK139764B (da) 1979-04-09
BE807847A (fr) 1974-03-15
FR2215092A5 (de) 1974-08-19
NL7316249A (de) 1974-05-31
JPS50157914A (de) 1975-12-20

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