JP2016522869A - 燃料噴射装置 - Google Patents
燃料噴射装置 Download PDFInfo
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- JP2016522869A JP2016522869A JP2016514227A JP2016514227A JP2016522869A JP 2016522869 A JP2016522869 A JP 2016522869A JP 2016514227 A JP2016514227 A JP 2016514227A JP 2016514227 A JP2016514227 A JP 2016514227A JP 2016522869 A JP2016522869 A JP 2016522869A
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- fuel
- injection device
- valve needle
- needle
- outer valve
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- 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
- F02M61/10—Other injectors with elongated valve bodies, i.e. of needle-valve type
- F02M61/12—Other injectors with elongated valve bodies, i.e. of needle-valve type characterised by the provision of guiding or centring means for valve bodies
-
- 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
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- 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
- F02M47/025—Hydraulically actuated valves draining the chamber to release the closing pressure
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- 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
- F02M51/0625—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures
- F02M51/0635—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a plate-shaped or undulated armature not entering the winding
- F02M51/0642—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a plate-shaped or undulated armature not entering the winding the armature having a valve attached thereto
- F02M51/0653—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a plate-shaped or undulated armature not entering the winding the armature having a valve attached thereto the valve being an elongated body, e.g. a needle valve
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- 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
- F02M51/0625—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures
- F02M51/0664—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a cylindrically or partly cylindrically shaped armature, e.g. entering the winding; having a plate-shaped or undulated armature entering the winding
- F02M51/0671—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a cylindrically or partly cylindrically shaped armature, e.g. entering the winding; having a plate-shaped or undulated armature entering the winding the armature having an elongated valve body attached thereto
- F02M51/0675—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a cylindrically or partly cylindrically shaped armature, e.g. entering the winding; having a plate-shaped or undulated armature entering the winding the armature having an elongated valve body attached thereto the valve body having cylindrical guiding or metering portions, e.g. with fuel passages
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- 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
- F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
- F02M63/001—Fuel-injection apparatus having injection valves held closed mechanically, e.g. by springs, and opened by a cyclically-operated mechanism for a time
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- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/0025—Controlling engines characterised by use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/0025—Controlling engines characterised by use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
- F02D41/0027—Controlling engines characterised by use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures the fuel being gaseous
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- 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
- F02M2200/16—Sealing of fuel injection apparatus not otherwise provided for
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- 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
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- 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
- F02M2200/50—Arrangements of springs for valves used in fuel injectors or fuel injection pumps
-
- 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
- F02M2200/90—Selection of particular materials
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- 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
- F02M2547/00—Special features for fuel-injection valves actuated by fluid pressure
- F02M2547/006—Springs assisting hydraulic closing force
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- 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)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Fluid Mechanics (AREA)
- Fuel-Injection Apparatus (AREA)
Abstract
Description
本
Claims (18)
- 内燃機関のための燃料噴射装置(10;100)であって、
略管状の外側弁ニードル(30;130)と、
前記外側弁ニードル(30;130)に摺動可能に受容される内側弁ニードル(40;140)と、
先端部分(20;120)およびニードル案内部分(18;118)を備えるノズル本体アセンブリ(12;112)と
を備え、
前記先端部分(20;120)が、前記外側弁ニードル(30;130)のための座部領域(20f、120f)を画定し、
前記ニードル案内部分(18;118)が、前記外側弁ニードル(30;130)を摺動可能に受容するための案内孔(18e;118e)を備える、
燃料噴射装置(10)。 - 前記先端部分(20;120)および前記ニードル案内部分(18;118)が、異なる材料から作られる、請求項1に記載の燃料噴射装置。
- 前記ニードル案内部分(18;118)が、前記先端部分(20;120)の端部領域(20a)を受容するための凹部(18d;118d)を備える、請求項1または請求項2に記載の燃料噴射装置。
- 前記先端部分(20;120)を前記ニードル案内部分(18;118)に締め付け固定するように構成されるキャップナット(16)をさらに備える、請求項1〜3のいずれか1項に記載の燃料噴射装置。
- 前記先端部分(20;120)が、肩部(20c;120c)を備え、前記キャップナット(16)が、前記先端部分(20;120)を前記ニードル案内部分(18;118)に締め付け固定するために前記肩部(20c;120c)と係合するように構成される、請求項4に記載の燃料噴射装置。
- 前記肩部(20c;120c)が、前記座部領域(20f、120f)の反対側にある、前記先端部分(20;120)の端部に、またはこれに隣接して配置される、請求項5に記載の燃料噴射装置。
- 前記内側および外側の弁ニードル(130、140)が、共通噴射装置軸(A)に沿って配置され、前記ニードル案内部分(118)が、前記噴射装置軸(A)に対して平行に延びる1つ以上の燃料供給通路(166)を備える、請求項1〜6のいずれか1項に記載の燃料噴射装置。
- 前記外側弁ニードル(130)を、前記先端部分(120)によって画定される前記座部領域(120f)と係合するように付勢するための付勢手段(148)を備え、前記付勢手段(148)が、前記ノズル本体アセンブリ(120)に収容される、請求項1〜7のいずれか1項に記載の燃料噴射装置。
- 前記ニードル案内部分(118)が、前記付勢手段(148)を受容するためのばね室(152)を備える、請求項8に記載の燃料噴射装置。
- 前記付勢手段が、前記外側弁ニードル(130)の周囲に配置されるばね(148)を備える、請求項8または請求項9に記載の燃料噴射装置。
- 前記外側弁ニードル(130)が、前記ばね(148)のためのばね座(154)を含む、請求項10に記載の燃料噴射装置。
- 前記外側弁ニードル(130)および前記案内孔(118e)の間における燃料漏れから保護するための密閉手段(160)をさらに備える、請求項1〜11のいずれか1項に記載の燃料噴射装置。
- 前記密閉手段(160)が、前記外側弁ニードル(130)の周囲に配置される環状密閉部(162a、162b)を備える、請求項12に記載の燃料噴射装置。
- 前記密閉手段(160)が、前記案内孔(118e)の端部に、またはこれに隣接して配置される、請求項12または請求項13に記載の燃料噴射装置。
- 前記付勢手段(148)が、前記密閉手段(160)を保持する、請求項8〜11のいずれか1項に従属する場合の請求項12〜14のいずれか1項に記載の燃料噴射装置。
- 前記付勢手段(148)が前記密閉手段(160)を前記ニードル案内部分(118)の表面(152a)に対して付勢する、請求項15に記載の燃料噴射装置。
- 前記外側弁ニードル(30;130)が、前記燃料噴射装置からの第1の燃料の前記噴射を制御するように構成され、前記内側弁ニードル(40;140)が、前記燃料噴射装置からの第2の燃料の前記噴射を制御するように構成される、請求項1〜16のいずれか1項に記載の燃料噴射装置。
- 前記外側弁ニードル(30;130)と関連する第1の制御室(38)と、前記内側弁ニードル(40;140)と関連する第2の制御室(44;144)とを備え、前記外側および内側の弁ニードル(30、40;130、140)の動作が、前記第1および第2の制御室(38;44、144)における前記燃料の圧力をそれぞれ変えることによって制御可能である、請求項1〜17のいずれか1項に記載の燃料噴射装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB1309122.8A GB201309122D0 (en) | 2013-05-21 | 2013-05-21 | Fuel Injector |
GB1309122.8 | 2013-05-21 | ||
PCT/CA2014/050469 WO2014186892A1 (en) | 2013-05-21 | 2014-05-21 | Fuel injector |
Publications (1)
Publication Number | Publication Date |
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JP2016522869A true JP2016522869A (ja) | 2016-08-04 |
Family
ID=48747087
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016514227A Pending JP2016522869A (ja) | 2013-05-21 | 2014-05-21 | 燃料噴射装置 |
Country Status (6)
Country | Link |
---|---|
US (2) | US10100797B2 (ja) |
EP (1) | EP2999877B1 (ja) |
JP (1) | JP2016522869A (ja) |
CN (2) | CN105247198B (ja) |
GB (1) | GB201309122D0 (ja) |
WO (1) | WO2014186892A1 (ja) |
Families Citing this family (12)
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HUE027556T2 (en) * | 2012-06-13 | 2016-10-28 | Delphi Int Operations Luxembourg Sarl | atomizer |
US20170175693A1 (en) * | 2014-03-28 | 2017-06-22 | Quantlogic Corporation | A fuel injector flexible for single and dual fuel injection |
DE102015218257A1 (de) * | 2015-09-23 | 2017-03-23 | Robert Bosch Gmbh | Vorrichtung zum Dosieren von Kraftstoffen |
DE102015220416A1 (de) * | 2015-10-20 | 2017-04-20 | Robert Bosch Gmbh | Düsenbaugruppe für ein Brennstoffeinspritzventil zum Einspritzen eines gasförmigen und/oder flüssigen Brennstoffs, Brennstoffeinspritzventil |
DE102015220410A1 (de) * | 2015-10-20 | 2017-04-20 | Robert Bosch Gmbh | Düsenbaugruppe für ein Brennstoffeinspritzventil zum Einspritzen eines gasförmigen und/oder flüssigen Brennstoffs, Brennstoffeinspritzventil |
DE102016203916A1 (de) * | 2016-03-10 | 2017-09-14 | Robert Bosch Gmbh | Düsenbaugruppe für ein Kraftstoffeinspritzventil zum Einspritzen eines gasförmigen und/oder flüssigen Kraftstoffs, Kraftstoffeinspritzventil |
WO2019068321A1 (de) * | 2017-10-04 | 2019-04-11 | Robert Bosch Gmbh | Einspritzventil zur zumessung von zwei brennstoffen |
FR3073904B1 (fr) * | 2017-11-23 | 2021-07-30 | Delphi Int Operations Luxembourg Sarl | Aiguille de vanne d'un injecteur |
CN110344975B (zh) * | 2019-07-29 | 2021-08-17 | 大连民族大学 | 一种发动机双燃料喷嘴工作方法 |
WO2021081639A1 (en) | 2019-10-29 | 2021-05-06 | Innovative Fuel Systems Ltd. | Mixed fuel engine |
CN111075624B (zh) * | 2019-12-20 | 2021-04-09 | 一汽解放汽车有限公司 | 喷油装置 |
CN114483383B (zh) * | 2022-01-28 | 2023-07-21 | 刘义亭 | 一种气体燃料喷射器 |
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- 2014-05-21 CN CN201811441748.XA patent/CN109611250B/zh active Active
- 2014-05-21 JP JP2016514227A patent/JP2016522869A/ja active Pending
- 2014-05-21 US US14/892,992 patent/US10100797B2/en active Active
- 2014-05-21 EP EP14801244.6A patent/EP2999877B1/en active Active
- 2014-05-21 WO PCT/CA2014/050469 patent/WO2014186892A1/en active Application Filing
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Also Published As
Publication number | Publication date |
---|---|
EP2999877A1 (en) | 2016-03-30 |
US10767611B2 (en) | 2020-09-08 |
CN109611250A (zh) | 2019-04-12 |
CN109611250B (zh) | 2021-06-29 |
US10100797B2 (en) | 2018-10-16 |
EP2999877B1 (en) | 2021-11-24 |
US20160169177A1 (en) | 2016-06-16 |
CN105247198B (zh) | 2018-12-11 |
WO2014186892A1 (en) | 2014-11-27 |
GB201309122D0 (en) | 2013-07-03 |
CN105247198A (zh) | 2016-01-13 |
EP2999877A4 (en) | 2016-11-09 |
US20190010908A1 (en) | 2019-01-10 |
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