FI102691B - Styrsystem för ventiler i en förbränningsmotor - Google Patents
Styrsystem för ventiler i en förbränningsmotor Download PDFInfo
- Publication number
- FI102691B FI102691B FI973212A FI973212A FI102691B FI 102691 B FI102691 B FI 102691B FI 973212 A FI973212 A FI 973212A FI 973212 A FI973212 A FI 973212A FI 102691 B FI102691 B FI 102691B
- Authority
- FI
- Finland
- Prior art keywords
- engine
- pressure
- valve
- piston
- filling channel
- Prior art date
Links
- 238000002485 combustion reaction Methods 0.000 title claims description 11
- 239000003921 oil Substances 0.000 claims description 30
- 239000012530 fluid Substances 0.000 claims description 16
- 239000007858 starting material Substances 0.000 claims description 10
- 239000010687 lubricating oil Substances 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims 2
- 229910052739 hydrogen Inorganic materials 0.000 claims 1
- 239000001257 hydrogen Substances 0.000 claims 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims 1
- 239000000446 fuel Substances 0.000 description 11
- 230000005540 biological transmission Effects 0.000 description 5
- 230000001276 controlling effect Effects 0.000 description 4
- 238000005461 lubrication Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000010705 motor oil Substances 0.000 description 1
- XNGIFLGASWRNHJ-UHFFFAOYSA-L phthalate(2-) Chemical compound [O-]C(=O)C1=CC=CC=C1C([O-])=O XNGIFLGASWRNHJ-UHFFFAOYSA-L 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L9/00—Valve-gear or valve arrangements actuated non-mechanically
- F01L9/10—Valve-gear or valve arrangements actuated non-mechanically by fluid means, e.g. hydraulic
- F01L9/11—Valve-gear or valve arrangements actuated non-mechanically by fluid means, e.g. hydraulic in which the action of a cam is being transmitted to a valve by a liquid column
- F01L9/12—Valve-gear or valve arrangements actuated non-mechanically by fluid means, e.g. hydraulic in which the action of a cam is being transmitted to a valve by a liquid column with a liquid chamber between a piston actuated by a cam and a piston acting on a valve stem
- F01L9/14—Valve-gear or valve arrangements actuated non-mechanically by fluid means, e.g. hydraulic in which the action of a cam is being transmitted to a valve by a liquid column with a liquid chamber between a piston actuated by a cam and a piston acting on a valve stem the volume of the chamber being variable, e.g. for varying the lift or the timing of a valve
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/02—Valve drive
- F01L1/04—Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
- F01L1/08—Shape of cams
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/34—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift
- F01L1/344—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear
- F01L1/3442—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear using hydraulic chambers with variable volume to transmit the rotating force
- F01L2001/34423—Details relating to the hydraulic feeding circuit
- F01L2001/34446—Fluid accumulators for the feeding circuit
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Valve Device For Special Equipments (AREA)
- Valve-Gear Or Valve Arrangements (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
Claims (10)
1. Manöversystem for ventiler i en förbränningsmotor försedd med minst en S sugventil och/eller minst en avgasventil per cylinder, d& anläggningen är utrustad med en kolv (4) p& kamaxelns kamsida och en kolv (6) p& ventilsidan samt, mellan de ovannämnda kolvama (4,6), ett cylinderutiyinme (5) tili vilket hör minst en päfyllningskanal for vätska (8,9,10) som formedlar kraft mellan kolvama, kännetecnat av att motoms rotation med hjälp av 10 startanordningen (43) kan Astadkommas forst nfir den formedlande vätakans tiyck i päfyUningskanalen (8,9,10) har höjts i tillräcklig grad.
2. Ett system enligt patentkrav 1, kännetecnat av att 15 den ftr utrustad med minst en avloppskanal (20,20A, 20B, 20C, 15,16) för den vätska som formedlar kraft mellan kolvama.
3. Ett system enligt patentkrav 1, kännetecnat av att 20 tili tryckvakten (39) lflngs styikanalen (40) leds den formedlande vätskans tryck, scan när det stigit tillräckligt, rficker tili för att ästadkomma kontakt mellan startanoidningen (43) och dess kraftkälla (35).
4. Ett systan enligt patentkrav 1 och 3, kiimetecnat av att tryckvakten (39) ger en manöverimpuls som öppnar forbindelsen sä att tryckluft producerad med hjälp av en separat luftpump skall kunna komma in i startsystemet.
5. Ett system enligt patenikrav 1, kftnnetecnat av att det av tryckvakten (39) identifierade trycket via distributionanfitet riktas tili p&fyllningskanalen (8,9,10). 11 102691
6. Ett system enligt patentkrav 1, kiimetecnat av att motoms smflijpunkter pumpas upp med smöijolja med hjfilp av en oljepump (38B) iiman motom staitas. 5
7. Ett system enligt patentkrav 1, kiimetecnat av att dftr,fbrutom den pifyllningskanal (8,9) som tillsluts med kamsidans kolv (4), finns en p&fyllningskanal (10) vars innersta mynning inte tillsluts av kolven (4). 10
8. Ett system enligt patentkrav 1 och 7, kiimetecnat av att fastin p&fyllningskanalen (8,9) tillsluts av kamsidans kolv (4) nir motom har stannats, si fylls cylindenitrymmet (S) mellan kamsidans kolv och ventilsidans kolv (6) vid behov via den med en bakslagsventil (10A) formed lande vätskans tryck med hjfllp av en oljepump (38B).
9. Ett system enligt patentkrav 1, kiimetecnat av att 20 &tminstone en p&fyllningsskanal (10) Sr forsedd med bakslagsventil (10A).
10. Ett system enligt patentkrav 1, kiimetecnat av att oljematningslinjen flr forsedd med minst en ackumulator (28,29). 25
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI960352A FI101998B1 (sv) | 1996-01-26 | 1996-01-26 | Anordning för styrning av ventilernas funktion i en förbränningsmotor |
PCT/FI1997/000013 WO1998030787A1 (en) | 1996-01-26 | 1997-01-13 | A device for controlling the valves of an internal combustion engine |
FI973212A FI102691B1 (sv) | 1996-01-26 | 1997-08-01 | Styrsystem för ventiler i en förbränningsmotor |
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI960352A FI101998B1 (sv) | 1996-01-26 | 1996-01-26 | Anordning för styrning av ventilernas funktion i en förbränningsmotor |
FI960352 | 1996-01-26 | ||
PCT/FI1997/000013 WO1998030787A1 (en) | 1996-01-26 | 1997-01-13 | A device for controlling the valves of an internal combustion engine |
FI9700013 | 1997-01-13 | ||
FI973212 | 1997-08-01 | ||
FI973212A FI102691B1 (sv) | 1996-01-26 | 1997-08-01 | Styrsystem för ventiler i en förbränningsmotor |
Publications (4)
Publication Number | Publication Date |
---|---|
FI973212A0 FI973212A0 (sv) | 1997-08-01 |
FI973212A FI973212A (sv) | 1997-08-16 |
FI102691B true FI102691B (sv) | 1999-01-29 |
FI102691B1 FI102691B1 (sv) | 1999-01-29 |
Family
ID=27241665
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI960352A FI101998B1 (sv) | 1996-01-26 | 1996-01-26 | Anordning för styrning av ventilernas funktion i en förbränningsmotor |
FI973212A FI102691B1 (sv) | 1996-01-26 | 1997-08-01 | Styrsystem för ventiler i en förbränningsmotor |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI960352A FI101998B1 (sv) | 1996-01-26 | 1996-01-26 | Anordning för styrning av ventilernas funktion i en förbränningsmotor |
Country Status (2)
Country | Link |
---|---|
FI (2) | FI101998B1 (sv) |
WO (1) | WO1998030787A1 (sv) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ITBO20030389A1 (it) * | 2003-06-23 | 2004-12-24 | Magneti Marelli Powertrain Spa | Gruppo elettroidraulico di azionamento delle valvole |
FI117348B (sv) * | 2004-02-24 | 2006-09-15 | Taimo Tapio Stenman | Hydraulisk apparatanordning för att styra ventilernas funktion i en förbränningsmotor |
DE102008049181A1 (de) * | 2008-09-26 | 2010-04-01 | Schaeffler Kg | Elektrohydraulische Ventilsteuerung |
ATE520866T1 (de) * | 2008-11-07 | 2011-09-15 | Fiat Ricerche | Dieselmotor mit nocken zum betätigen von einlassventilen, welche einen hauptnocken und einen hilfsnocken, die miteinander verbunden sind,aufweisen |
ATE499511T1 (de) | 2008-11-07 | 2011-03-15 | Fiat Ricerche | Dieselmotor mit variabler einlassventilbetätigung und einer internen abgasrückführung |
JP5393801B2 (ja) | 2008-11-20 | 2014-01-22 | ワルトシラ フィンランド オサケユキチュア | ピストンエンジンのターボチャージャー速度制御方法及びターボチャージ型ピストンエンジン用の制御システム |
FI124576B (sv) * | 2012-10-18 | 2014-10-31 | Wärtsilä Finland Oy | Gasväxelventilarrangemang |
EP2832960B1 (en) | 2013-08-01 | 2015-09-16 | C.R.F. Società Consortile per Azioni | Internal combustion engine having a system for variable actuation of the intake valves, provided with an electrically actuated control valve having two ways and three positions |
CN114088924B (zh) * | 2021-11-16 | 2023-06-02 | 江苏徐工工程机械研究院有限公司 | 工程机械润滑油的监测装置和监测方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2448311B2 (de) * | 1974-10-10 | 1978-03-23 | Maschinenfabrik Augsburg-Nuernberg Ag, 8500 Nuernberg | Regelbare hydraulische Ventilsteuerung für Hubkolbenkraft- oder Arbeitsmaschinen |
DE2636944A1 (de) * | 1976-08-17 | 1978-02-23 | Inst Motorenbau Prof Huber E V | Antrieb fuer gaswechselventile von brennkraftmaschinen |
DE2825316A1 (de) * | 1978-06-09 | 1979-12-20 | Maschf Augsburg Nuernberg Ag | Regelbare hydraulische ventilsteuerung fuer hubkolbenkraft- oder arbeitsmaschinen |
JPS6095114A (ja) * | 1983-10-31 | 1985-05-28 | Fujio Inoue | 原動機の弁開閉機構装置 |
DE3909822A1 (de) * | 1989-03-25 | 1990-09-27 | Bosch Gmbh Robert | Einrichtung zur betaetigung und steuerung der ventile einer brennkraftmaschine |
DE3939934A1 (de) * | 1989-12-02 | 1991-06-06 | Man Nutzfahrzeuge Ag | Ventilsteuerung fuer gaswechselventile von brennkraftmaschinen |
-
1996
- 1996-01-26 FI FI960352A patent/FI101998B1/sv active
-
1997
- 1997-01-13 WO PCT/FI1997/000013 patent/WO1998030787A1/en active IP Right Grant
- 1997-08-01 FI FI973212A patent/FI102691B1/sv active
Also Published As
Publication number | Publication date |
---|---|
FI973212A0 (sv) | 1997-08-01 |
FI102691B1 (sv) | 1999-01-29 |
FI101998B (sv) | 1998-09-30 |
FI973212A (sv) | 1997-08-16 |
FI101998B1 (sv) | 1998-09-30 |
WO1998030787A1 (en) | 1998-07-16 |
FI960352A (sv) | 1997-08-16 |
FI960352A0 (sv) | 1996-01-26 |
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