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Application filed by Cummins Engine Co IncfiledCriticalCummins Engine Co Inc
Publication of NO124128BpublicationCriticalpatent/NO124128B/no
F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
F02N19/00—Starting aids for combustion engines, not otherwise provided for
F02N19/02—Aiding engine start by thermal means, e.g. using lighted wicks
F02N19/04—Aiding engine start by thermal means, e.g. using lighted wicks by heating of fluids used in engines
F02N19/06—Aiding engine start by thermal means, e.g. using lighted wicks by heating of fluids used in engines by heating of combustion-air by flame generating means, e.g. flame glow-plugs
F02N19/08—Arrangement thereof
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Engineering & Computer Science
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Chemical & Material Sciences
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Combustion & Propulsion
(AREA)
Mechanical Engineering
(AREA)
General Engineering & Computer Science
(AREA)
Pressure-Spray And Ultrasonic-Wave- Spray Burners
(AREA)
Means For Warming Up And Starting Carburetors
(AREA)
Output Control And Ontrol Of Special Type Engine
(AREA)
Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine
(AREA)
Combustion Methods Of Internal-Combustion Engines
(AREA)
Processes For Solid Components From Exhaust
(AREA)
Claims (8)
1. Innretning for oppnåelse av forbedret forbrenning i en flersylindret forbrenningsmotor av kompresjonstenningstypen og forsynt med luftinntaksåpninger som forer til sylindrene, og luftinntaksorgan for leding av inntaksluften til luftinntaksåpningene, samt en brennstof fbrenner, karakterisert ved et fordelerorgan1. Device for achieving improved combustion in a multi-cylinder combustion engine of the compression ignition type and provided with air intake openings leading to the cylinders, and air intake means for conducting the intake air to the air intake openings, as well as a fuel burner, characterized by a distribution means(307) i luftinntaksorganene (273) for fordeling av hetgassene fra brenneren til luftinntaksåpningene, med brennstoffbrenneren (304) montert slik at dens flamme er rettet mot fordelerorganene (307), idet fordelerorganene strekker seg inn i luftinntaksorganene (273) forbi i det minste en av åpningene (309, 417, 4l8, 419, 420), og fordelerorganene (307) har innlop som er anordnet for opptak av hetgassene fra brenneren (304), samtidig som fordelerorganene (307) har utlop (311, 432, 433, 434, 435) i det minste hosliggende mer enn en av åpningene (309, 417, 4l8, 419, 420) og fordeler de hete gassene fra brenneren (304) til åpningene. (307) in the air intake means (273) for distributing the hot gases from the burner to the air intake openings, with the fuel burner (304) mounted so that its flame is directed towards the distributor means (307), the distributor means extending into the air intake means (273) past at least one of the openings (309, 417, 4l8, 419, 420), and the distribution members (307) have inlets arranged for the absorption of the hot gases from the burner (304), at the same time that the distribution members (307) have outlets (311, 432, 433, 434 , 435) at least adjacent to more than one of the openings (309, 417, 418, 419, 420) and distributes the hot gases from the burner (304) to the openings.2. Innretning ifolge krav 1, karakterisert ved at fordelerorganet (307) innbefatter et ror med en innlops-åpning (306) utformet i den ene enden av roret, og utlopsåpningene (311, 432, 433, 434, 435) utformet på den side av roret som vender mot luftinntaksåpningene (309, 417, 418, 419, 420), slik at de hete gassene strommer gjennom roret (307) og ut gjennon utlopsåpningene til luftinntaksåpningene . 2. Device according to claim 1, characterized in that the distribution member (307) includes a rudder with an inlet opening (306) formed at one end of the rudder, and the outlet openings (311, 432, 433, 434, 435) formed on that side of the rudder facing the air intake openings (309, 417, 418, 419, 420), so that the hot gases flow through the rudder (307) and out through the outlet openings of the air intake openings.3- Innretning ifolge krav 2, karakterisert ved at utlopene er utfort som flere hull (432, 433, 434, 435) som vender mot luftinntaksåpningene (417, 4l8, 419, 420), idet arealet av disse hullene per lengdeenhet av roret oker med okende avstand fra hrenneren (304). 3- Device according to claim 2, characterized in that the outlets are extended as several holes (432, 433, 434, 435) facing the air intake openings (417, 4l8, 419, 420), as the area of these holes per unit length of the rudder increases with increasing distance from the drainer (304).4- Innretning ifolge krav 1 eller 2, karakterisert ved at utlopsåpningene (311, 432, 433, 434, 435) er slik dimensjonert og anordnet relativt åpningene (309, 417, 4l8, 419, 420) at fordelingen av varmen fra brenneren (304) hovedsakelig blir lik til de respektive sylindre. 4- Device according to claim 1 or 2, characterized in that the outlet openings (311, 432, 433, 434, 435) are so dimensioned and arranged relative to the openings (309, 417, 4l8, 419, 420) that the distribution of the heat from the burner (304 ) essentially become equal to the respective cylinders.5- Innretning ifolge krav 4, karakterisert ved at arealet av utlopsåpningene (43<2>, 433, 434, 435) som vender mot luftinntaksåpningene oker med okende -avstand fra brenneren. 5- Device according to claim 4, characterized in that the area of the outlet openings (43<2>, 433, 434, 435) facing the air intake openings increases with increasing distance from the burner.6. Innretning ifolge ett av kravene 1-5, hvor brenneren innbefatter en brennstoff-forstovningsdyse som er rettet mot innlopsorganet, karakterisert ved at fordelerorganet videre innttefatter et venturiror (444) anordnet mellom dysen (305) °6 innlopsorganet (306) for innforing av luft fra luftinnforingsorganet (263) og inn i innlopsorganet (306). 6. Device according to one of claims 1-5, where the burner includes a fuel atomization nozzle which is directed towards the inlet means, characterized in that the distribution means further includes a venturi pipe (444) arranged between the nozzle (305) and the inlet means (306) for introducing air from the air introduction means (263) and into the inlet means (306).7. Innretning ifolge krav 1, hvor brennstoffbrenneren innbefatter et par dyser montert i luftinntaksorganet mellom to av inntaksåpningene, hvilke to dyser er orientert for levering av brennstoff i motsatte retninger, karakterisert ved at fordelerorganet innbefatter to ror (307), idet hvert av rorene haren ende anordnet ved en av dysene (305) og strekker seg vekk derfra i retning mot en av de nevnte to åpninger. 7. Device according to claim 1, where the fuel burner includes a pair of nozzles mounted in the air intake member between two of the intake openings, which two nozzles are oriented for the delivery of fuel in opposite directions, characterized in that the distributor member includes two rudders (307), each of the rudders having end arranged at one of the nozzles (305) and extends away from there in the direction of one of the two openings mentioned.8. Innretning ifolge krav 1, hvor motoren innbefatter en varmeveksler anordnet i luftinntaksorganet på oppstromsiden av fordelerorganet, og hvor strommen av inntaksluft går gjennom varmeveksleren for den når fordelerorganet, karakterisert ved at fordelerorganet {307) har en hovedsakelig lukket flate som vender mot varmeveksleren (276), hvilken flate er anordnet for begrensning av varmestrålingen fra fordelerorganet i retning mot varmeveksleren.8. Device according to claim 1, where the engine includes a heat exchanger arranged in the air intake member on the upstream side of the distributor member, and where the flow of intake air passes through the heat exchanger before it reaches the distributor member, characterized in that the distributor member {307) has a mainly closed surface facing the heat exchanger ( 276), which surface is arranged to limit the heat radiation from the distributor in the direction towards the heat exchanger.
Drive system for vehicle, has air intercooler arrangement provided between turbocharger arrangement and engine in combustion air flow path, and heat source supplied to engine for providing transmission of heat to combustion air