WO2022228932A3 - Einblasleitung für einen injektor zum einblasen von kraftstoff - Google Patents

Einblasleitung für einen injektor zum einblasen von kraftstoff Download PDF

Info

Publication number
WO2022228932A3
WO2022228932A3 PCT/EP2022/060223 EP2022060223W WO2022228932A3 WO 2022228932 A3 WO2022228932 A3 WO 2022228932A3 EP 2022060223 W EP2022060223 W EP 2022060223W WO 2022228932 A3 WO2022228932 A3 WO 2022228932A3
Authority
WO
WIPO (PCT)
Prior art keywords
injection
injector
fuel
conduit
fuel injection
Prior art date
Application number
PCT/EP2022/060223
Other languages
English (en)
French (fr)
Other versions
WO2022228932A2 (de
Inventor
Martin Seidl
Richard Pirkl
Razvan-Sorin STINGHE
Martin Schmidt
Lydia KAPUSTA
Original Assignee
Liebherr-Components Deggendorf 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 Liebherr-Components Deggendorf Gmbh filed Critical Liebherr-Components Deggendorf Gmbh
Priority to EP22723581.9A priority Critical patent/EP4295028A2/de
Publication of WO2022228932A2 publication Critical patent/WO2022228932A2/de
Publication of WO2022228932A3 publication Critical patent/WO2022228932A3/de

Links

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
    • F02M21/0203—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels characterised by the type of gaseous fuel
    • F02M21/0206—Non-hydrocarbon fuels, e.g. hydrogen, ammonia or carbon monoxide
    • 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
    • F02M21/0251—Details of actuators therefor
    • F02M21/0254—Electric actuators, e.g. solenoid or piezoelectric
    • 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
    • F02M21/0275—Injectors for in-cylinder direct injection, e.g. injector combined with spark plug
    • 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
    • F02M21/04—Gas-air mixing apparatus
    • 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
    • F02M61/1833—Discharge orifices having changing cross sections, e.g. being divergent
    • 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
    • F02M61/184—Discharge orifices having non circular sections

Landscapes

  • 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)
  • Analytical Chemistry (AREA)
  • Fuel-Injection Apparatus (AREA)

Abstract

Die vorliegende Erfindung betrifft eine Einblasleitung (50) für einen Injektor (1) zum Einblasen von Kraftstoff, insbesondere von gasförmigem Kraftstoff, bevorzugterweise von Wasserstoff, die mindestens eine Austrittsöffnung (51) durch welche der einzublasende Kraftstoff hindurchströmt umfasst, und dadurch gekennzeichnet, dass eine Innenkontur (52) eines Austrittsquerschnitts (53) der mindestens einen Austrittsöffnung (51) sowohl mindestens einen konvexen (x) als auch mindestens einen konkaven (v) Abschnitt aufweist.
PCT/EP2022/060223 2021-04-28 2022-04-19 Einblasleitung für einen injektor zum einblasen von kraftstoff WO2022228932A2 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP22723581.9A EP4295028A2 (de) 2021-04-28 2022-04-19 Einblasleitung für einen injektor zum einblasen von kraftstoff

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102021110884.5A DE102021110884A1 (de) 2021-04-28 2021-04-28 Einblasleitung für einen Injektor zum Einblasen von Kraftstoff
DE102021110884.5 2021-04-28

Publications (2)

Publication Number Publication Date
WO2022228932A2 WO2022228932A2 (de) 2022-11-03
WO2022228932A3 true WO2022228932A3 (de) 2022-12-22

Family

ID=81654665

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2022/060223 WO2022228932A2 (de) 2021-04-28 2022-04-19 Einblasleitung für einen injektor zum einblasen von kraftstoff

Country Status (3)

Country Link
EP (1) EP4295028A2 (de)
DE (1) DE102021110884A1 (de)
WO (1) WO2022228932A2 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102022130562A1 (de) 2022-11-18 2024-05-23 Liebherr-Components Deggendorf Gmbh Injektor zum Einspritzen von Kraftstoff

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL90021C (nl) * 1956-05-12 1959-01-15 Sulzer Ag Inspuitmondstuk voor een verbrandingsmotor
DE68905691T2 (de) * 1988-07-13 1993-09-30 Hitachi Automotive Eng Elektromagnetisches Kraftstoffeinspritzventil.
FR2878583A1 (fr) * 2004-11-29 2006-06-02 Renault Sas Buse d'injection de carburant
EP2657510A1 (de) * 2009-07-30 2013-10-30 3M Innovative Properties Company Düse und Verfahren zur Herstellung davon
DE102014212562A1 (de) * 2013-10-30 2015-04-30 Robert Bosch Gmbh Injektor, insbesondere Einblasinjektor zur Direkteinblasung
DE102018211401A1 (de) * 2018-07-10 2020-01-16 Robert Bosch Gmbh Injektor zur Eindüsung von gasförmigen Kraftstoff
WO2020056241A1 (en) * 2018-09-13 2020-03-19 3M Innovative Properties Company Nozzle with microstructured through-holes

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1289429C (en) 1985-07-19 1991-09-24 Roy Stanley Brooks Nozzles for fuel injection systems
US6708905B2 (en) 1999-12-03 2004-03-23 Emissions Control Technology, Llc Supersonic injector for gaseous fuel engine

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL90021C (nl) * 1956-05-12 1959-01-15 Sulzer Ag Inspuitmondstuk voor een verbrandingsmotor
DE68905691T2 (de) * 1988-07-13 1993-09-30 Hitachi Automotive Eng Elektromagnetisches Kraftstoffeinspritzventil.
FR2878583A1 (fr) * 2004-11-29 2006-06-02 Renault Sas Buse d'injection de carburant
EP2657510A1 (de) * 2009-07-30 2013-10-30 3M Innovative Properties Company Düse und Verfahren zur Herstellung davon
DE102014212562A1 (de) * 2013-10-30 2015-04-30 Robert Bosch Gmbh Injektor, insbesondere Einblasinjektor zur Direkteinblasung
DE102018211401A1 (de) * 2018-07-10 2020-01-16 Robert Bosch Gmbh Injektor zur Eindüsung von gasförmigen Kraftstoff
WO2020056241A1 (en) * 2018-09-13 2020-03-19 3M Innovative Properties Company Nozzle with microstructured through-holes

Also Published As

Publication number Publication date
EP4295028A2 (de) 2023-12-27
WO2022228932A2 (de) 2022-11-03
DE102021110884A1 (de) 2022-11-03

Similar Documents

Publication Publication Date Title
WO2022228932A3 (de) Einblasleitung für einen injektor zum einblasen von kraftstoff
SG144852A1 (en) Two-stage fuel injector
MY139042A (en) Burner and method for combusting fuels
DE60223247D1 (de) Elektrolyse-zelle und damit versehene brennkraftmaschinen-baukasten
KR20170131555A (ko) 가솔린 직접 분사 엔진용 연료 레일의 단말 시일 구조
DE602005024626D1 (de) Gasdruckregler, insbesondere für einen verbrennungsmotor
US10273919B2 (en) End seal structure of fuel rail for gasoline direct-injection engine
TW200622015A (en) Corrosion resistant apparatus for control of a multi-zone nozzle in a plasma processing system
US9212819B2 (en) Swirled fuel injection
KR20170024091A (ko) 가솔린 직분사 엔진용 연료 레일의 단말 시일 구조
ATE425353T1 (de) Kraftstoffeinspritzsystem für verbrennungsmotor
FI131010B1 (en) Multi-engine plant
CN205746974U (zh) 燃料吹扫系统
TW200724781A (en) Fuel injection system and the injection valve
US10961960B2 (en) Rail for high-pressure direct injection
TW200622092A (en) Gas calorie variation suppressor, fuel gas supply facility, gas turbine facility and boiler facility
GB2471821A (en) Throttle assembly
WO2005086717A8 (en) Fuel injection system
DE10346212A1 (de) Kraftstoffeinspritzventil für Brennkraftmaschinen
MX2023004059A (es) Sistema de inyeccion de gas por etapas.
CN105358818A (zh) 液压系统
KR102563106B1 (ko) 고압유체 제어밸브의 기밀구조
MX2019000187A (es) Sistema de mezcla de gases combustibles para motores de combustión interna.
AU6120599A (en) Device for introducing a gaseous substance in a fluid and use thereof
PL429176A1 (pl) Układ dozowania paliwa do komory spalania i sposób dozowania paliwa stałego

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 22723581

Country of ref document: EP

Kind code of ref document: A2

WWE Wipo information: entry into national phase

Ref document number: 2022723581

Country of ref document: EP

ENP Entry into the national phase

Ref document number: 2022723581

Country of ref document: EP

Effective date: 20230919

NENP Non-entry into the national phase

Ref country code: DE