DE102017219932A1 - Injektor zur Eindüsung von gasförmigem Kraftstoff - Google Patents

Injektor zur Eindüsung von gasförmigem Kraftstoff Download PDF

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Publication number
DE102017219932A1
DE102017219932A1 DE102017219932.6A DE102017219932A DE102017219932A1 DE 102017219932 A1 DE102017219932 A1 DE 102017219932A1 DE 102017219932 A DE102017219932 A DE 102017219932A DE 102017219932 A1 DE102017219932 A1 DE 102017219932A1
Authority
DE
Germany
Prior art keywords
sleeve
injector
inner sleeve
recess
combustion chamber
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.)
Pending
Application number
DE102017219932.6A
Other languages
German (de)
English (en)
Inventor
Jochen Wessner
Martin Katz
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Priority to DE102017219932.6A priority Critical patent/DE102017219932A1/de
Priority to PCT/EP2018/080458 priority patent/WO2019092008A1/fr
Publication of DE102017219932A1 publication Critical patent/DE102017219932A1/de
Pending legal-status Critical Current

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Classifications

    • 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
    • F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
    • F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
    • F02M21/0218—Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
    • F02M21/0248—Injectors
    • F02M21/0257—Details of the valve closing elements, e.g. valve seats, stems or arrangement of flow passages
    • F02M21/026—Lift valves, i.e. stem operated valves
    • F02M21/0269—Outwardly opening valves, e.g. poppet valves
    • 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
    • F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
    • F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
    • F02M21/0218—Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
    • F02M21/0248—Injectors
    • F02M21/0281—Adapters, sockets or the like to mount injection valves onto engines; Fuel guiding passages between injectors and the air intake system or the combustion chamber
    • 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
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/04—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00 having valves, e.g. having a plurality of valves in series
    • F02M61/08—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00 having valves, e.g. having a plurality of valves in series the valves opening in direction of fuel flow
    • 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
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • 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
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/18—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
    • F02M61/1806—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for characterised by the arrangement of discharge orifices, e.g. orientation or size
    • 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
    • Y02T10/30—Use of alternative fuels, e.g. biofuels

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Fuel-Injection Apparatus (AREA)
DE102017219932.6A 2017-11-09 2017-11-09 Injektor zur Eindüsung von gasförmigem Kraftstoff Pending DE102017219932A1 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE102017219932.6A DE102017219932A1 (de) 2017-11-09 2017-11-09 Injektor zur Eindüsung von gasförmigem Kraftstoff
PCT/EP2018/080458 WO2019092008A1 (fr) 2017-11-09 2018-11-07 Injecteur servant à l'injection de carburant gazeux

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102017219932.6A DE102017219932A1 (de) 2017-11-09 2017-11-09 Injektor zur Eindüsung von gasförmigem Kraftstoff

Publications (1)

Publication Number Publication Date
DE102017219932A1 true DE102017219932A1 (de) 2019-05-09

Family

ID=64270859

Family Applications (1)

Application Number Title Priority Date Filing Date
DE102017219932.6A Pending DE102017219932A1 (de) 2017-11-09 2017-11-09 Injektor zur Eindüsung von gasförmigem Kraftstoff

Country Status (2)

Country Link
DE (1) DE102017219932A1 (fr)
WO (1) WO2019092008A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102020007299A1 (de) 2020-11-30 2022-06-02 Daimler Truck AG lnjektor zum Einbringen, insbesondere zum direkten Einblasen, von gasförmigem Kraftstoff in einen Brennraum einer Verbrennungskraftmaschine, sowie Gasmotor
WO2023052263A1 (fr) * 2021-09-30 2023-04-06 BorgWarner Luxembourg Automotive Systems S.A. Injecteur pour combustible gazeux
WO2023110133A1 (fr) * 2021-12-17 2023-06-22 Volvo Truck Corporation Agencement d'injection de carburant et moteur à combustion interne à hydrogène

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT202200002831A1 (it) * 2022-02-16 2023-08-16 Marelli Europe Spa Iniettore di carburante gassoso, in particolare idrogeno, per un motore a combustione interna

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014214242A1 (de) 2014-07-22 2016-01-28 Robert Bosch Gmbh Injektor zum Einblasen eines gasförmigen Kraftstoffs mit verbesserter Dämpfung

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101514165B1 (ko) * 2011-03-30 2015-04-21 미츠비시 쥬고교 가부시키가이샤 가스 엔진의 연료 가스 공급 장치
DE102014224338A1 (de) * 2014-11-28 2016-06-02 Robert Bosch Gmbh Direkteinblasender Gasinjektor mit Elastomerdichtung
GB201521184D0 (en) * 2015-12-01 2016-01-13 Delphi Internat Operations Luxembourg S À R L Gaseous fuel injectors

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014214242A1 (de) 2014-07-22 2016-01-28 Robert Bosch Gmbh Injektor zum Einblasen eines gasförmigen Kraftstoffs mit verbesserter Dämpfung

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102020007299A1 (de) 2020-11-30 2022-06-02 Daimler Truck AG lnjektor zum Einbringen, insbesondere zum direkten Einblasen, von gasförmigem Kraftstoff in einen Brennraum einer Verbrennungskraftmaschine, sowie Gasmotor
DE102020007299B4 (de) 2020-11-30 2022-10-20 Daimler Truck AG lnjektor zum Einbringen, insbesondere zum direkten Einblasen, von gasförmigem Kraftstoff in einen Brennraum einer Verbrennungskraftmaschine, sowie Gasmotor
WO2023052263A1 (fr) * 2021-09-30 2023-04-06 BorgWarner Luxembourg Automotive Systems S.A. Injecteur pour combustible gazeux
GB2611339B (en) * 2021-09-30 2024-02-21 Borgwarner Luxembourg Automotive Systems S A Injector for gaseous fuel
WO2023110133A1 (fr) * 2021-12-17 2023-06-22 Volvo Truck Corporation Agencement d'injection de carburant et moteur à combustion interne à hydrogène

Also Published As

Publication number Publication date
WO2019092008A1 (fr) 2019-05-16

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