EP1887218A3 - Laser ignition device for a combustion engine - Google Patents

Laser ignition device for a combustion engine Download PDF

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Publication number
EP1887218A3
EP1887218A3 EP07015487A EP07015487A EP1887218A3 EP 1887218 A3 EP1887218 A3 EP 1887218A3 EP 07015487 A EP07015487 A EP 07015487A EP 07015487 A EP07015487 A EP 07015487A EP 1887218 A3 EP1887218 A3 EP 1887218A3
Authority
EP
European Patent Office
Prior art keywords
combustion engine
combustion chamber
ignition device
laser light
laser ignition
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.)
Withdrawn
Application number
EP07015487A
Other languages
German (de)
French (fr)
Other versions
EP1887218A2 (en
Inventor
Johann Klausner
Heinrich Kofler
Martin Weinrotter
Josef Graf
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.)
Innio Jenbacher GmbH and Co OG
Original Assignee
GE Jenbacher GmbH and Co OHG
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 GE Jenbacher GmbH and Co OHG filed Critical GE Jenbacher GmbH and Co OHG
Publication of EP1887218A2 publication Critical patent/EP1887218A2/en
Publication of EP1887218A3 publication Critical patent/EP1887218A3/en
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02P—IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES
    • F02P23/00—Other ignition
    • F02P23/04—Other physical ignition means, e.g. using laser rays

Abstract

Laserzündvorrichtung für eine Brennkraftmaschine (1) mit einer Laserlichterzeugungsvorrichtung (3) und einem Brennraumfenster (7, 7'), durch das Laserlicht (5) zur Zündung eines brennbaren Gemisches in einen Brennraum (11) der Brennkraftmaschine (1) einbringbar ist, wobei die Laserlichterzeugungsvorrichtung (3) dazu geeignet ist, Laserlicht mit einer Intensität (1) von höchstens 0,15 mJ/mm2 oder von mindestens 3 mJ/mm2 in den Brennraum (11) einzubringen, wobei die Intensität (I) auf einer dem Brennraum (11) zugewandten Seite des sauberen Brennraumfensters (7, 7') erzielbar ist.

Figure imgaf001
Laser ignition device for an internal combustion engine (1) with a laser light generating device (3) and a combustion chamber window (7, 7 ') through which the laser light (5) for igniting a combustible mixture in a combustion chamber (11) of the internal combustion engine (1) can be introduced, the Laser light generating device (3) is adapted to introduce laser light having an intensity (1) of at most 0.15 mJ / mm 2 or at least 3 mJ / mm 2 in the combustion chamber (11), wherein the intensity (I) on a combustion chamber (11) facing side of the clean combustion chamber window (7, 7 ') can be achieved.
Figure imgaf001
EP07015487A 2006-08-09 2007-08-07 Laser ignition device for a combustion engine Withdrawn EP1887218A3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0133406A AT504012B1 (en) 2006-08-09 2006-08-09 LASERZUNDVORRICHTUNG

Publications (2)

Publication Number Publication Date
EP1887218A2 EP1887218A2 (en) 2008-02-13
EP1887218A3 true EP1887218A3 (en) 2011-04-27

Family

ID=38654766

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07015487A Withdrawn EP1887218A3 (en) 2006-08-09 2007-08-07 Laser ignition device for a combustion engine

Country Status (3)

Country Link
US (1) US20080035088A1 (en)
EP (1) EP1887218A3 (en)
AT (1) AT504012B1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007041528A1 (en) * 2007-08-31 2009-03-05 Robert Bosch Gmbh Ignition device for a laser ignition of an internal combustion engine
DE102007046312A1 (en) * 2007-09-27 2009-04-02 Robert Bosch Gmbh Laser device for the ignition device of an internal combustion engine
AT505766B1 (en) * 2007-12-19 2009-04-15 Ge Jenbacher Gmbh & Co Ohg DEVICE FOR COUPLING LASER LIGHT INTO A COMBUSTION CHAMBER OF AN INTERNAL COMBUSTION ENGINE
US20110167700A1 (en) * 2009-04-10 2011-07-14 Karl Bozicevic Light activated cartridge and gun for firing same
DE102009029479A1 (en) 2009-09-15 2011-03-24 Robert Bosch Gmbh Combustion chamber window
DE102011079017A1 (en) * 2011-07-12 2013-01-17 Robert Bosch Gmbh Method and device for operating a laser spark plug
CN103953487A (en) * 2014-05-19 2014-07-30 哈尔滨固泰电子有限责任公司 Laser ignition device of engine
US9932956B2 (en) * 2016-02-24 2018-04-03 Denso International America, Inc. Laser ignition device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19845498A1 (en) * 1998-10-02 2000-04-06 Lambda Physik Gmbh Cleaning surface of optical element of laser, especially window of laser tube, involves directing laser beam from laser towards surface to be cleaned by deflection
US20060032471A1 (en) * 2004-08-04 2006-02-16 Azer Yalin Fiber laser coupled optical spark delivery system

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT410575B (en) * 2001-04-05 2003-06-25 Jenbacher Ag DEVICE FOR IGNITING A FUEL AIR MIXTURE

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19845498A1 (en) * 1998-10-02 2000-04-06 Lambda Physik Gmbh Cleaning surface of optical element of laser, especially window of laser tube, involves directing laser beam from laser towards surface to be cleaned by deflection
US20060032471A1 (en) * 2004-08-04 2006-02-16 Azer Yalin Fiber laser coupled optical spark delivery system

Non-Patent Citations (5)

* Cited by examiner, † Cited by third party
Title
BERNHARD GERINGER ET AL: "Laserzuendung: ein zukunftsweisendes Zuendsystem fuer strahlgefuehrte Verbrennungssysteme", 1 November 2004, STRAHLGEFÜHRTE VERBRENNUNGSSYSTEME, RENNINGEN : EXPERT-VERL, DE, PAGE(S) 52 - 63, ISBN: 978-3-8169-2451-7, XP008134416 *
G. LIEDL, D. SCHUÖCKER, B. GERINGER, J. GRAF, D. KLAWATSCH, H.P. LENZ, W.F. PIOCK, M.JETZINGER, P. KAPUS: "Laser induced ignition of gasoline direct injection engines", XV INTERNATIONAL SYMPOSIUM ON GAS FLOW, CHEMICAL, 30 August 2004 (2004-08-30), Prague, Czech Republic, XP002628382 *
GERINGER B ET AL: "Laserinduzierte Zündung an einem Otto-DI-Brennverfahren der zweiten Generation. Laser Induced Ignition on Gasoline Direct Injection Engines of the Second Generation", FORTSCHRITT-BERICHTE VDI. 24. INTERNATIONALES WIENER MOTORENSYMPOSIUM. WIEN, AUSTRIA, MAI, 15 -16, 2003; [FORTSCHRITT-BERICHTE VDI. INTERNATIONALES MOTORENSYMPOSIUM. REIHE 12: VERKEHRSTECHNIK/FAHRZEUGT ECHNIK], DUESSELDORF: VDI VERLAG, DE, vol. NR. 539, 15 May 2003 (2003-05-15), pages 87 - 109, XP002326953, ISBN: 978-3-18-353912-3 *
GUENTHER HERDIN: "Laser Ignition: A New Concept to Use and Increase the Potentials of Gas Engines", ASME 2005 INTERNAL COMBUSTION ENGINE DIVISION FALL TECHNICAL CONFERENCE, ASME, USA, 1 January 2005 (2005-01-01), pages 673 - 681, XP008134523 *
M. LACKNER,F. WINTER, J. GRAF, B. GERINGER, M. WEINROTTER, H. KOPECEK, E. WINTNER, J. KLAUSNER, G. HERDIN: "Laser Ignition in Internal Combustion Engines - A Contribution to a Sustainable Environment", PROC. 14TH IFRF MEMBERS CONF., 11 May 2004 (2004-05-11) - 14 May 2004 (2004-05-14), Noordwijkerhout, Netherlands,, pages 1 - 18, XP002628381 *

Also Published As

Publication number Publication date
US20080035088A1 (en) 2008-02-14
AT504012A1 (en) 2008-02-15
EP1887218A2 (en) 2008-02-13
AT504012B1 (en) 2009-04-15

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