DE112017000966T5 - Kraftstoffeinspritzvorrichtung - Google Patents

Kraftstoffeinspritzvorrichtung Download PDF

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Publication number
DE112017000966T5
DE112017000966T5 DE112017000966.9T DE112017000966T DE112017000966T5 DE 112017000966 T5 DE112017000966 T5 DE 112017000966T5 DE 112017000966 T DE112017000966 T DE 112017000966T DE 112017000966 T5 DE112017000966 T5 DE 112017000966T5
Authority
DE
Germany
Prior art keywords
injection hole
fuel
primary
injection
wall
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
DE112017000966.9T
Other languages
German (de)
English (en)
Inventor
Noritsugu Kato
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.)
Denso Corp
Original Assignee
Denso Corp
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 Denso Corp filed Critical Denso Corp
Publication of DE112017000966T5 publication Critical patent/DE112017000966T5/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
    • 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
    • F02M61/182—Discharge orifices being situated in different transversal planes with respect to valve member direction of movement
    • 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
    • F02M51/00—Fuel-injection apparatus characterised by being operated electrically
    • 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
    • F02M51/00—Fuel-injection apparatus characterised by being operated electrically
    • F02M51/06—Injectors peculiar thereto with means directly operating the valve needle
    • F02M51/061—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means
    • F02M51/0614—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of electromagnets or fixed armature
    • 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
    • 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
    • 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
    • F02M61/1813—Discharge orifices having different orientations with respect to valve member direction of movement, e.g. orientations being such that fuel jets emerging from discharge orifices collide with each other
    • 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
    • F02M61/1826—Discharge orifices having different sizes
    • 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
    • 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
    • F02M61/1846—Dimensional characteristics of discharge orifices

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Fuel-Injection Apparatus (AREA)
DE112017000966.9T 2016-02-24 2017-01-27 Kraftstoffeinspritzvorrichtung Pending DE112017000966T5 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2016033050A JP6451663B2 (ja) 2016-02-24 2016-02-24 燃料噴射装置
JP2016-033050 2016-02-24
PCT/JP2017/002841 WO2017145639A1 (ja) 2016-02-24 2017-01-27 燃料噴射装置

Publications (1)

Publication Number Publication Date
DE112017000966T5 true DE112017000966T5 (de) 2018-12-13

Family

ID=59686141

Family Applications (1)

Application Number Title Priority Date Filing Date
DE112017000966.9T Pending DE112017000966T5 (de) 2016-02-24 2017-01-27 Kraftstoffeinspritzvorrichtung

Country Status (5)

Country Link
US (1) US10677209B2 (https=)
JP (1) JP6451663B2 (https=)
CN (1) CN108495996B (https=)
DE (1) DE112017000966T5 (https=)
WO (1) WO2017145639A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7272645B2 (ja) * 2019-06-20 2023-05-12 株式会社デンソー 燃料噴射弁
JP7419997B2 (ja) * 2020-07-14 2024-01-23 株式会社デンソー 燃料噴射弁

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1517017A1 (en) 2003-09-22 2005-03-23 Mazda Motor Corporation Spark-ignition direct-injection engine
JP4085944B2 (ja) 2003-09-22 2008-05-14 マツダ株式会社 火花点火式直噴エンジン
JP2016033050A (ja) 2014-07-31 2016-03-10 株式会社 渡辺ドライ 収納体

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU1086204A1 (ru) * 1980-10-14 1984-04-15 Ярославский завод дизельной аппаратуры Распылитель форсунки дл двигател внутреннего сгорани
JP2000320429A (ja) * 1999-05-13 2000-11-21 Denso Corp 燃料噴射ノズル
DE10059420A1 (de) * 2000-11-30 2002-06-06 Bosch Gmbh Robert Brennstoffeinspritzventil
JP4229597B2 (ja) * 2001-01-25 2009-02-25 株式会社日本自動車部品総合研究所 噴射弁
JP3899937B2 (ja) * 2002-01-18 2007-03-28 株式会社デンソー 燃料噴射弁
DE10315821A1 (de) * 2002-11-11 2004-05-27 Robert Bosch Gmbh Kraftstoffeinspritzventil für Brennkraftmaschinen
JP4024144B2 (ja) 2002-12-26 2007-12-19 株式会社日本自動車部品総合研究所 燃料噴射装置
US7032566B2 (en) * 2003-05-30 2006-04-25 Caterpillar Inc. Fuel injector nozzle for an internal combustion engine
JP4120587B2 (ja) * 2004-01-06 2008-07-16 トヨタ自動車株式会社 筒内噴射式内燃機関
JP2006233923A (ja) * 2005-02-28 2006-09-07 Denso Corp 燃料噴射弁
EP2484890B8 (en) * 2007-03-27 2015-05-06 Mitsubishi Electric Corporation Fuel injection valve
JP4808801B2 (ja) 2009-05-18 2011-11-02 三菱電機株式会社 燃料噴射弁
JP5395007B2 (ja) 2010-07-22 2014-01-22 日立オートモティブシステムズ株式会社 燃料噴射弁およびそれを搭載した車両用内燃機関
JP5668984B2 (ja) 2011-05-31 2015-02-12 株式会社デンソー 燃料噴射装置
JP5295311B2 (ja) * 2011-06-09 2013-09-18 三菱電機株式会社 燃料噴射弁
JP6214255B2 (ja) 2013-07-16 2017-10-18 株式会社Ｓｕｂａｒｕ インジェクタ
JP5812050B2 (ja) * 2013-07-25 2015-11-11 トヨタ自動車株式会社 燃料噴射弁

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1517017A1 (en) 2003-09-22 2005-03-23 Mazda Motor Corporation Spark-ignition direct-injection engine
JP4085944B2 (ja) 2003-09-22 2008-05-14 マツダ株式会社 火花点火式直噴エンジン
JP2016033050A (ja) 2014-07-31 2016-03-10 株式会社 渡辺ドライ 収納体

Also Published As

Publication number Publication date
CN108495996B (zh) 2020-06-30
WO2017145639A1 (ja) 2017-08-31
CN108495996A (zh) 2018-09-04
US20190003437A1 (en) 2019-01-03
US10677209B2 (en) 2020-06-09
JP2017150377A (ja) 2017-08-31
JP6451663B2 (ja) 2019-01-16

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