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GB2628376B - Dual-fuel injector - Google Patents

Dual-fuel injector Download PDF

Info

Publication number
GB2628376B
GB2628376B GB2304127.0A GB202304127A GB2628376B GB 2628376 B GB2628376 B GB 2628376B GB 202304127 A GB202304127 A GB 202304127A GB 2628376 B GB2628376 B GB 2628376B
Authority
GB
United Kingdom
Prior art keywords
dual
fuel injector
injector
fuel
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.)
Active
Application number
GB2304127.0A
Other versions
GB2628376A (en
Inventor
Stephen Harper Mark
Crossley Stephen
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.)
Phinia Delphi Luxembourg SARL
Original Assignee
Phinia Delphi Luxembourg SARL
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
Priority to GB2304127.0A priority Critical patent/GB2628376B/en
Application filed by Phinia Delphi Luxembourg SARL filed Critical Phinia Delphi Luxembourg SARL
Priority to EP24718327.0A priority patent/EP4684123A1/en
Priority to CN202480032322.6A priority patent/CN121100223A/en
Priority to KR1020257034781A priority patent/KR20250159264A/en
Priority to CN202480032368.8A priority patent/CN121195110A/en
Priority to EP24718328.8A priority patent/EP4684122A1/en
Priority to PCT/EP2024/057689 priority patent/WO2024194445A1/en
Priority to PCT/EP2024/057688 priority patent/WO2024194444A1/en
Publication of GB2628376A publication Critical patent/GB2628376A/en
Application granted granted Critical
Publication of GB2628376B publication Critical patent/GB2628376B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F02M43/00—Fuel-injection apparatus operating simultaneously on two or more fuels, or on a liquid fuel and another liquid, e.g. the other liquid being an anti-knock additive
    • F02M43/04—Injectors peculiar thereto
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • F02D19/06—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
    • F02D19/0663—Details on the fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
    • F02D19/0686—Injectors
    • F02D19/0694—Injectors operating with a plurality of fuels
    • 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
    • F02M45/00—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship
    • F02M45/02—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship with each cyclic delivery being separated into two or more parts
    • F02M45/04—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship with each cyclic delivery being separated into two or more parts with a small initial part, e.g. initial part for partial load and initial and main part for full load
    • F02M45/08—Injectors peculiar thereto
    • F02M45/086—Having more than one injection-valve controlling discharge orifices
    • 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
    • F02M47/00—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure
    • F02M47/02—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure of accumulator-injector type, i.e. having fuel pressure of accumulator tending to open, and fuel pressure in other chamber tending to close, injection valves and having means for periodically releasing that closing pressure
    • F02M47/027—Electrically actuated valves draining the chamber to release the closing pressure
    • 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
    • F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/46—Valves, e.g. injectors, with concentric valve bodies

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Fuel-Injection Apparatus (AREA)
GB2304127.0A 2023-03-21 2023-03-21 Dual-fuel injector Active GB2628376B (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
GB2304127.0A GB2628376B (en) 2023-03-21 2023-03-21 Dual-fuel injector
CN202480032322.6A CN121100223A (en) 2023-03-21 2024-03-21 Dual fuel injectors
KR1020257034781A KR20250159264A (en) 2023-03-21 2024-03-21 dual fuel injectors
CN202480032368.8A CN121195110A (en) 2023-03-21 2024-03-21 Dual fuel injector
EP24718327.0A EP4684123A1 (en) 2023-03-21 2024-03-21 Dual-fuel injector
EP24718328.8A EP4684122A1 (en) 2023-03-21 2024-03-21 Dual-fuel injector
PCT/EP2024/057689 WO2024194445A1 (en) 2023-03-21 2024-03-21 Dual-fuel injector
PCT/EP2024/057688 WO2024194444A1 (en) 2023-03-21 2024-03-21 Dual-fuel injector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2304127.0A GB2628376B (en) 2023-03-21 2023-03-21 Dual-fuel injector

Publications (2)

Publication Number Publication Date
GB2628376A GB2628376A (en) 2024-09-25
GB2628376B true GB2628376B (en) 2025-04-23

Family

ID=92588891

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2304127.0A Active GB2628376B (en) 2023-03-21 2023-03-21 Dual-fuel injector

Country Status (1)

Country Link
GB (1) GB2628376B (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6761325B2 (en) * 1998-09-16 2004-07-13 Westport Research Inc. Dual fuel injection valve and method of operating a dual fuel injection valve
WO2014186891A1 (en) * 2013-05-21 2014-11-27 Westport Power Inc. Fuel injector
US20190078542A1 (en) * 2015-09-23 2019-03-14 Robert Bosch Gmbh Device for metering fuel

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6761325B2 (en) * 1998-09-16 2004-07-13 Westport Research Inc. Dual fuel injection valve and method of operating a dual fuel injection valve
WO2014186891A1 (en) * 2013-05-21 2014-11-27 Westport Power Inc. Fuel injector
US20190078542A1 (en) * 2015-09-23 2019-03-14 Robert Bosch Gmbh Device for metering fuel

Also Published As

Publication number Publication date
GB2628376A (en) 2024-09-25

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Legal Events

Date Code Title Description
COOA Change in applicant's name or ownership of the application

Owner name: BORGWARNER LUXEMBOURG OPERATIONS

Free format text: FORMER OWNER: DELPHI TECHNOLOGIES IP LIMITED