DE60124630T2 - Brennstoffeinspritzvorrichtung für eine Brennkraftmaschine - Google Patents
Brennstoffeinspritzvorrichtung für eine Brennkraftmaschine Download PDFInfo
- Publication number
- DE60124630T2 DE60124630T2 DE2001624630 DE60124630T DE60124630T2 DE 60124630 T2 DE60124630 T2 DE 60124630T2 DE 2001624630 DE2001624630 DE 2001624630 DE 60124630 T DE60124630 T DE 60124630T DE 60124630 T2 DE60124630 T2 DE 60124630T2
- Authority
- DE
- Germany
- Prior art keywords
- rod
- transducer
- nozzle
- injection device
- closure means
- 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.)
- Expired - Lifetime
Links
- 238000002347 injection Methods 0.000 title claims description 44
- 239000007924 injection Substances 0.000 title claims description 44
- 239000000446 fuel Substances 0.000 title claims description 43
- 238000002485 combustion reaction Methods 0.000 title claims description 10
- 238000013016 damping Methods 0.000 claims description 17
- 230000010355 oscillation Effects 0.000 claims description 17
- 239000000463 material Substances 0.000 claims description 16
- 239000007788 liquid Substances 0.000 claims description 15
- 238000006073 displacement reaction Methods 0.000 claims description 11
- 230000005284 excitation Effects 0.000 claims description 9
- 230000004044 response Effects 0.000 claims description 8
- 230000008602 contraction Effects 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000033001 locomotion Effects 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 125000004122 cyclic group Chemical group 0.000 claims 1
- 239000003595 mist Substances 0.000 claims 1
- 230000036316 preload Effects 0.000 claims 1
- 238000007789 sealing Methods 0.000 claims 1
- 239000012530 fluid Substances 0.000 description 12
- 239000000919 ceramic Substances 0.000 description 8
- 230000008859 change Effects 0.000 description 5
- 239000000243 solution Substances 0.000 description 4
- 238000000889 atomisation Methods 0.000 description 3
- 230000005489 elastic deformation Effects 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000013013 elastic material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 240000003517 Elaeocarpus dentatus Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007659 motor function Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
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
- F02M51/00—Fuel-injection apparatus characterised by being operated electrically
- F02M51/06—Injectors peculiar thereto with means directly operating the valve needle
- F02M51/0603—Injectors peculiar thereto with means directly operating the valve needle using piezoelectric or magnetostrictive operating means
-
- 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
- F02M61/08—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 the valves opening in direction of fuel flow
-
- 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
- F02M69/00—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel
- F02M69/04—Injectors peculiar thereto
- F02M69/041—Injectors peculiar thereto having vibrating means for atomizing the fuel, e.g. with sonic or ultrasonic vibrations
-
- 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
- F02M2200/30—Fuel-injection apparatus having mechanical parts, the movement of which is damped
- F02M2200/304—Fuel-injection apparatus having mechanical parts, the movement of which is damped using hydraulic means
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fuel-Injection Apparatus (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR0009190A FR2811717B1 (fr) | 2000-07-13 | 2000-07-13 | Dispositif d'injection de carburant pour moteur a combustion interne |
| FR0009190 | 2000-07-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE60124630D1 DE60124630D1 (de) | 2007-01-04 |
| DE60124630T2 true DE60124630T2 (de) | 2007-09-13 |
Family
ID=8852465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2001624630 Expired - Lifetime DE60124630T2 (de) | 2000-07-13 | 2001-07-11 | Brennstoffeinspritzvorrichtung für eine Brennkraftmaschine |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP1172552B1 (es) |
| DE (1) | DE60124630T2 (es) |
| ES (1) | ES2270969T3 (es) |
| FR (1) | FR2811717B1 (es) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2854439B1 (fr) * | 2003-04-30 | 2007-04-06 | Renault Sa | Dispositif d'injection de carburant pour moteur a combustion interne |
| FR2854664B1 (fr) | 2003-05-09 | 2006-06-30 | Renault Sa | Dispositif d'injection de fluide |
| FR2857418B1 (fr) * | 2003-07-10 | 2007-04-06 | Renault Sa | Dispositif d'application de precontrainte a une soupape d'un injecteur de carburant et moyens de rupture d'impedance acoustique de l'injecteur |
| EA200400065A1 (ru) * | 2004-01-21 | 2004-10-28 | Кузьменков, Дмитрий Васильевич | Способ подачи топлива в камеру сгорания двигателя внутреннего сгорания и форсунка |
| JP2006303443A (ja) | 2005-03-24 | 2006-11-02 | Ngk Spark Plug Co Ltd | 積層型圧電素子、これを用いた燃料噴射装置、及び積層型圧電素子の製造方法 |
| WO2007039677A1 (fr) * | 2005-10-03 | 2007-04-12 | Renault S.A.S. | Dispositif de mise en vibration cyclique d'une buse injecteur |
| FR2918123A1 (fr) | 2007-06-27 | 2009-01-02 | Renault Sas | Dispositif d'injection de fluide. |
| FR2922289A1 (fr) * | 2007-10-16 | 2009-04-17 | Renault Sas | Dispositif d'injection de fluide |
| FR2923573A3 (fr) | 2007-11-14 | 2009-05-15 | Renault Sas | Dispositif d'injection de fluide |
| FR2927120B1 (fr) * | 2008-02-06 | 2010-02-12 | Renault Sas | Moteur a combustion interne comportant un bol de combustion pour un injecteur de type ultrasonore |
| FR2927121B1 (fr) * | 2008-02-06 | 2010-02-12 | Renault Sas | Moteur a combustion interne comportant un bol de combustion a double cavite pour un injecteur ultrasonore |
| FR2959877B1 (fr) * | 2010-05-06 | 2013-06-14 | Renault Sa | Procede de fabrication d'un actionneur a empilement de couches alternees d'electrode intercalaire et de materiau piezoelectrique |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2058209B (en) * | 1979-09-11 | 1983-04-27 | Plessey Co Ltd | Method of producing a fuel injector for an engine |
| FR2488655A2 (fr) * | 1980-08-18 | 1982-02-19 | Rockwell International Corp | Injecteur de carburant equipe d'un clapet de retenue a vibrations ultra-sonores, notamment pour moteur diesel |
| DE3942449A1 (de) * | 1989-12-22 | 1991-07-04 | Daimler Benz Ag | Kraftstoffeinspritzanlage fuer brennkraftmaschinen, insbesondere gemischverdichtende brennkraftmaschinen |
-
2000
- 2000-07-13 FR FR0009190A patent/FR2811717B1/fr not_active Expired - Lifetime
-
2001
- 2001-07-11 ES ES01401853T patent/ES2270969T3/es not_active Expired - Lifetime
- 2001-07-11 DE DE2001624630 patent/DE60124630T2/de not_active Expired - Lifetime
- 2001-07-11 EP EP20010401853 patent/EP1172552B1/fr not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR2811717A1 (fr) | 2002-01-18 |
| FR2811717B1 (fr) | 2002-10-04 |
| EP1172552A1 (fr) | 2002-01-16 |
| EP1172552B1 (fr) | 2006-11-22 |
| ES2270969T3 (es) | 2007-04-16 |
| DE60124630D1 (de) | 2007-01-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition |