EP4709979A1 - Verfahren zum betreiben einer brennkraftmaschine, brennkraftmaschine, kraftstoffversorgungssystem für eine brennkraftmaschine und leckageeinheit für ein kraftstoffversorgungssystem - Google Patents

Verfahren zum betreiben einer brennkraftmaschine, brennkraftmaschine, kraftstoffversorgungssystem für eine brennkraftmaschine und leckageeinheit für ein kraftstoffversorgungssystem

Info

Publication number
EP4709979A1
EP4709979A1 EP23724003.1A EP23724003A EP4709979A1 EP 4709979 A1 EP4709979 A1 EP 4709979A1 EP 23724003 A EP23724003 A EP 23724003A EP 4709979 A1 EP4709979 A1 EP 4709979A1
Authority
EP
European Patent Office
Prior art keywords
leakage
fuel
leakage space
space
fuel supply
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
EP23724003.1A
Other languages
English (en)
French (fr)
Inventor
Janne PELTTARI
Mathias BJÖRKLUND
Ilari HYÖTY
Oscar SUNNGREN
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.)
Wartsila Finland Oy
Original Assignee
Wartsila Finland Oy
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 Wartsila Finland Oy filed Critical Wartsila Finland Oy
Publication of EP4709979A1 publication Critical patent/EP4709979A1/de
Pending legal-status Critical Current

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
    • F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
    • F02M37/0011—Constructional details; Manufacturing or assembly of elements of fuel systems; Materials therefor
    • F02M37/0017—Constructional details; Manufacturing or assembly of elements of fuel systems; Materials therefor related to fuel pipes or their connections, e.g. joints or sealings
    • 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
    • F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
    • F02M37/0047—Layout or arrangement of systems for feeding fuel
    • F02M37/0064—Layout or arrangement of systems for feeding fuel for engines being fed with multiple fuels or fuels having special properties, e.g. bio-fuels; varying the fuel composition
    • 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
    • F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
    • F02M55/002—Arrangement of leakage or drain conduits in or from injectors
    • 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
    • F02M65/00—Testing fuel-injection apparatus, e.g. testing injection timing ; Cleaning of fuel-injection apparatus
    • F02M65/006—Measuring or detecting fuel leakage of fuel injection apparatus
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
EP23724003.1A 2023-05-08 2023-05-08 Verfahren zum betreiben einer brennkraftmaschine, brennkraftmaschine, kraftstoffversorgungssystem für eine brennkraftmaschine und leckageeinheit für ein kraftstoffversorgungssystem Pending EP4709979A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/FI2023/050250 WO2024231592A1 (en) 2023-05-08 2023-05-08 Method of operating an internal combustion engine, internal combustion engine, fuel supply system for an internal combustion engine and leak unit for a fuel supply system

Publications (1)

Publication Number Publication Date
EP4709979A1 true EP4709979A1 (de) 2026-03-18

Family

ID=86383127

Family Applications (1)

Application Number Title Priority Date Filing Date
EP23724003.1A Pending EP4709979A1 (de) 2023-05-08 2023-05-08 Verfahren zum betreiben einer brennkraftmaschine, brennkraftmaschine, kraftstoffversorgungssystem für eine brennkraftmaschine und leckageeinheit für ein kraftstoffversorgungssystem

Country Status (4)

Country Link
EP (1) EP4709979A1 (de)
KR (1) KR20250174726A (de)
CN (1) CN121079498A (de)
WO (1) WO2024231592A1 (de)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2011996B1 (de) * 2007-07-04 2012-03-14 Caterpillar Motoren GmbH & Co. KG Brennstoffsystem für einen Verbrennungsmotor mit lokaler Leckerkennung
ES2536309T3 (es) * 2011-11-04 2015-05-22 Caterpillar Motoren Gmbh & Co. Kg Elemento de tubería de suministro de combustible de doble pared
US20150129076A1 (en) * 2015-01-23 2015-05-14 Caterpillar Inc. Fuel supply routing assembly for engine to detect fuel leakage

Also Published As

Publication number Publication date
KR20250174726A (ko) 2025-12-12
WO2024231592A1 (en) 2024-11-14
CN121079498A (zh) 2025-12-05

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