CN101929371A - Burner for diesel particulate filter regeneration - Google Patents
Burner for diesel particulate filter regeneration Download PDFInfo
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- CN101929371A CN101929371A CN2009102097937A CN200910209793A CN101929371A CN 101929371 A CN101929371 A CN 101929371A CN 2009102097937 A CN2009102097937 A CN 2009102097937A CN 200910209793 A CN200910209793 A CN 200910209793A CN 101929371 A CN101929371 A CN 101929371A
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- burner
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
- F01N3/023—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters using means for regenerating the filters, e.g. by burning trapped particles
- F01N3/025—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters using means for regenerating the filters, e.g. by burning trapped particles using fuel burner or by adding fuel to exhaust
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
- F01N3/023—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters using means for regenerating the filters, e.g. by burning trapped particles
- F01N3/025—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters using means for regenerating the filters, e.g. by burning trapped particles using fuel burner or by adding fuel to exhaust
- F01N3/0253—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters using means for regenerating the filters, e.g. by burning trapped particles using fuel burner or by adding fuel to exhaust adding fuel to exhaust gases
- F01N3/0256—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters using means for regenerating the filters, e.g. by burning trapped particles using fuel burner or by adding fuel to exhaust adding fuel to exhaust gases the fuel being ignited by electrical means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
- F01N3/023—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters using means for regenerating the filters, e.g. by burning trapped particles
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2240/00—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being
- F01N2240/28—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being a plasma reactor
Abstract
Provided is a burner using electric discharge as an ignition source such as arc or plasma rotating with flow, and more particularly, to a DPF regenerating burner that improves ignition performance of the burner by having a metal ball on a conical electrode surface where electricity is discharged, inducing accurate electric discharge through a metal ball, and supplying a fuel-air mixture toward the metal ball. The DPF regeneration burner includes a fuel-air mixture supplying unit having an injecting unit be connected to a reaction unit to supply the fuel-air mixtureto the reaction unit; and a metal ball on a circumference of the electrodeto ignite the injected fuel-air mixture. The DPF regenerating burner generates electric discharge in an electrode surface where a metal ball is located. The ignition performance is improved by accurately supplying a fuel-air mixture at a location where the electric discharge is generated.
Description
Technical field
The present invention relates to the burner of a kind of utilization discharge as incendiary source (for example electric arc or the plasma that rotates together with air-flow), and more specifically, relate to a kind of burner that is used for diesel particulate filter regeneration (DPF), described diesel particulate filter can be caught particulates emission (being black smoke), and can also be provided with Metal Ball and improve the ignition performance of described burner to described Metal Ball fueling-air mixture by the tapered electrode surface in discharge.
Background technique
Because diesel vehicle has better fuel efficiency and bigger power than gasoline vehicle, so diesel vehicle is widely applied as heavy vehicle.Yet, be different from petrol engine, the diesel engine emissions particulate emissions, this be because during compression stroke in the direct injection engine of the fuel firing chamber and since in said process the insufficient mixing of fuel and air cause non-complete combustion of fuel.
According to report, waste gas is formed by harmful undersized particulates emission, and the particulates emission that is produced by diesel vehicle accounts for 40% of total air pollution.Therefore, a lot of countries carry out control to the diesel particulate emission thing and generally are used to reduce the diesel particulate filter of particulate emissions.
Yet common diesel particulate filter adopts the passive regeneration method, and wherein captive particulate is in scribbling the filter of catalyzer and by catalyst oxidation.Yet, when having many slow driving loads (for example extremely bad traffic congestion), to such an extent as to the too low regeneration filter passively of the temperature of waste gas.When filter is not fully regenerated, because the exhaust back pressure that increases causes power to descend and specific fuel consumption increases.When this situation continues, motor and filter will be damaged.
In order to address the above problem, proposed a kind of will be by means of the passive regeneration method of catalyzer and the complicated approach that utilizes the initiative regeneration method of electric heating apparatus, burner and throttling to combine.For example, Korean Patent communique No.2004-68792 has disclosed a kind of diesel exhaust equipment for after-treatment that utilizes electric heating apparatus., therefore utilize this equipment to benefit because thereby the reaction of this diesel exhaust equipment for after-treatment by the electric heating apparatus activating catalyst helps passive regeneration.Yet,, therefore in fact be difficult to use this diesel exhaust equipment for after-treatment owing to need jumbo storage battery to improve the temperature of waste gas.
In order to address this problem, Korean Patent No.10-0699495 has disclosed the plasma reactor of a kind of DPF of being used for system and has utilized the PM of this plasma reactor to reduce equipment, and it is shown in Figure 1.
As shown in Figure 1, be used for the burner of DPF system and utilize the PM minimizing equipment of this burner to comprise motor 20, outlet pipe 40, burner 50 and fuel tank 30, outlet pipe 40 is connected to and is used for by oxidation catalyst 10 ' oxidation and removes the diesel particulate filter 10 of the particulate matter (PM) that is produced by motor 20, burner 50 is used for the reaction of the activating catalyst by the plasma reaction of electrode, the plasma reaction of this electrode realizes that by injecting liquid fuel to the outside of outlet pipe 40 fuel tank 30 is used for to burner 50 and motor 20 fuel supplying.
Burner shown in Figure 1 has the benefit of improving the performance of diesel particulate filter by burning and heated diesel particulate.Yet, because burner installs perpendicular to outlet pipe, therefore because high but cause the temperature distribution heterogeneous of outlet pipe inside away from the temperature decline in the zone of burner near the temperature in the zone of burner.
According to the problems referred to above, the regeneration load concentrates on the specific part of oxidation filter (diesel particulate filter), thereby causes the shortening of filter life.Distribute in order to obtain even temperature, need additional mixing chamber.
In addition,, therefore additionally need be used to form the space of burner because burner is formed on the outside of outlet pipe, and probably owing to exterior vibration breaks down.
Summary of the invention
Technical problem
Embodiments of the present invention aim to provide a kind of burner and a kind of particulate matter (PM) minimizing equipment with described burner, described burner is by being formed uniformly the life-span that temperature distribution is improved strainability and prolonged diesel particulate filter in the Zone Full of outlet pipe, this is formed uniformly temperature distribution is the part by described burner being provided as described outlet pipe and forms flame by the electrode parallel with the direction of waste gas and realize.In addition,, therefore improved specific efficient and durability, reduced owing to exterior vibration breaks down owing to do not need to be used to be provided with the additional space of described burner.
Another embodiment of the invention aims to provide a kind of burner that is used for diesel particulate filter regeneration (DPF), and described burner can be by being provided with Metal Ball, accurately providing before discharge cell provides fuel-air mixture and lighting described mixture by used heat and the additional electric heating apparatus of installing the effectively fuel of vaporization and the control position that begins to discharge accurately on its electrode.
Technological scheme
To achieve the object of the present invention, the invention provides a kind of burner that is used for diesel particulate filter regeneration (DPF), described burner applies high voltage by the reaction member to the rotating flow that has fuel and air and produces rotating electric-discharging (for example plasma or electric arc), and produce igniting, described burner comprises: shell 110, the inside that described shell 110 has hollow is to become the part of the outlet pipe that is used to connect diesel particulate filter, described diesel particulate filter is used to filter the particulate matter (PM) that is produced by motor, and described shell comprises and treats the fixed unit 111 that connects with the described outlet pipe of both sides; Main body 120, described main body 120 are formed on the inside of described shell 110 and comprise reaction member 121; Electrode supporting unit 122, described electrode supporting unit 122 is formed on the inside of main body 120; Electrode 130, a side of described electrode 130 are fixed to described electrode supporting unit 122 and described electrode 130 is installed on the described reaction member 121 of described main body 120; Contact rod 125, described contact rod 125 are used for to described electrode 130 supply electric power; Feeding unit, described feeding unit are used for fuel and air are fed to described reaction member 121 from fuel supply unit 141 and air supply unit 140; And injecting unit 146, described injection unit 146 forms and is connected to described feeding unit and injects fuel and air to described reaction member 121.
Described feeding unit can comprise fuel-air mixture feeding unit 142, described fuel-air mixture feeding unit 142 is used for by being connected to described air supply unit 140 and described fuel supply unit 141 to described reaction member 121 fuel supplying-air mixture, and described injection unit 146 is injected into described reaction member 121 with the described fuel-air mixture of being supplied; And
On the circumference of described electrode 130, include Metal Ball 150, the described fuel-air mixture that is injected to light.
Described fuel-air mixture feeding unit 142 can comprise along the rotating channel between the inner and outer wall of described main body 120 143 of the circumferencial direction of described main body 120; And the described fuel-air mixture that described injection unit 146 will pass described rotating channel 143 is injected into described main body 120.
The cross sectional area of described electrode 130 can reduce gradually along the movement direction of waste gas.
Described burner also comprises the second air supply unit 160, the described second air supply unit 160 is connected to the outside of described main body 120 and has outlet end 162, described outlet end is connected to described reaction member 121 so that to described reaction member 121 supply air
Wherein, the described second air supply unit 160 comprises described outlet end 162, described outlet end 162 forms with respect to the angle tilt of described electrode 130 to select, and makes by 160 air supplied in the described second air supply unit by along the circumference turn of electrode 130 and mobile along the movement direction of waste gas.
Described feeding unit is formed on the central part of described electrode supporting unit 122, and comprise fuel channel 123 that is connected to described fuel supply unit and the air passageways that is connected to described air supply unit, described air passageways covers the surface of described fuel channel 123, makes fuel and air mix in the end unit of described fuel channel and described air passageways and is supplied to described reaction member 121; And
Owing to be formed with a plurality of nozzles 131 on the top of described electrode 130, therefore fuel and the air that mixes shifts out described reaction member 121 along nozzle.
Described nozzle 131 can form the angle tilt of tangent direction to select with respect to described electrode 130, feasible fuel and the air turn that mixes.
The described second air supply unit 160 comprises second air passageways 161, described second air passageways 161 comprises the outlet end 162 that is connected to described reaction member 121, make auxiliary air flow out the described electrode 130 of described reaction member 121, to described second air passageways, 161 supply air
Wherein, the described second air supply unit 160 forms the angle tilt of longitudinal direction to select with respect to described main body 120, makes by the described second air supply unit, 160 air supplied turns.
Described burner 100 can comprise the electric heating apparatus 170 that is installed on the described feeding unit,
Wherein, described electric heating apparatus 170 is controlled by pulse duration modulation (PWM) controlling method.
Described main body 120 can be included in the enlarged tube 180 on the rear end,
Wherein, described enlarged tube 180 comprises that through hole 181 and described enlarged tube 180 are positioned at the forward position of the end of described electrode 130 along the inflow direction of waste gas.
Hereinafter, describe embodiments of the present invention with reference to the accompanying drawings in detail.
Fig. 2 illustrates the schematic representation that the diesel particulation that burner of the present invention is installed reduces equipment.Fig. 3 is the stereogram that burner according to the embodiment of the present invention is shown.Figure 4 and 5 are the sectional views along line AA ' among Fig. 3 and line BB ' intercepting.Fig. 6 is the view that the serviceability of Fig. 4 is shown.Fig. 7 is the front view that expanding duct according to the embodiment of the present invention is shown.
Describe diesel particulation with reference to Fig. 2 and reduce equipment with burner 100 of the present invention.Diesel particulation minimizing equipment comprises burner 100 and diesel particulate filter 400, burner 100 is installed on the outlet pipe, the waste gas that is produced by motor 200 passes that outlet pipe moves and heat exhaust gases, and diesel particulate filter 400 is installed in the rear end of burner 100 and has the particulate matter of oxidation catalyst 410 with filtering exhaust at front end.
As shown, burner 100 forms the specific part of the outlet pipe that connects motor and diesel particulate filter, and the waste gas that is produced by motor moves through the outlet pipe that is connected to waste pipe, burner 100 and is connected to diesel particulate filter, thereby heats the waste gas that is produced by motor effectively.
Describe embodiments of the present invention with reference to the accompanying drawings in detail.
With reference to Fig. 3 to 6, burner 100 of the present invention comprises shell 100, main body 120, electrode 130, fuel-air mixture feeding unit 142, the Metal Ball 150 and the second air supply unit 160, shell 110 is used to form the part of outlet pipe, main body 120 is used to form the reaction member with internal flame, electrode 130 is included in the inside of main body 120,142 conducts of fuel-air mixture feeding unit are used for being used for fuel supplying-air mixture to the feeding unit of the inside of main body 120 fuel supplying and air, Metal Ball 150 is included on the surface of electrode 130, and the second air supply unit 160 is used to prevent the adverse current of fuel-air mixture.
That is, shell 110 comprises such as the composed component of main body 120 to form the specific part of outlet pipe.Therefore, by through the fixed unit 111 of shell 110 and shell 110 is fixed on the outlet pipe, make exhaust-gas flow.Burner 100 of the present invention has such benefit: can be by utilizing fixed unit 111, do not having to insert and fixedly under the situation of the additional process of composed component (for example being formed on the main body 120 within the discharge pipe), easily be installed on the outlet pipe by removing with the burner 100 occupied the same big outlet pipes in space.
An end unit of main body 120 forms perpendicular to the movement direction of waste gas, to be formed for the electrode supporting unit 122 of support electrode 130.Main body 120 is formed on the central part of shell 110, make waste gas flow the place exhaust-gas flow unit 112 be formed between main body 120 and the shell 110.Main body 120 can be supported by additional support described below unit, contact rod 125 or fuel-air mixture feeding unit 142.Main body 120 comprises reaction member 121, and this reaction member 121 has the inside of hollow and the flame of being lighted by fuel-air mixture in this reaction member 121 places formation.The inside of main body 120, promptly reaction member 121, can have the Any shape that can form flame, but main body 120 has cylindrical shape in the present embodiment.
In burner 100 of the present invention, the waste gas that is produced by motor 200 enters shell 110, passes the exhaust-gas flow unit 112 between main body 120 and the shell 110, and moves to the exhaust steam passage 300 that connects diesel particulate filter 400.Form to the outstanding central part in the upstream of waste gas because a side of main body 120 has, therefore preferably as shown in Figure 6, enter the waste gas (being arrow) of a side of shell 110, be directed to exhaust-gas flow unit 112 along a side of main body 120.
One side of main body 120 can have the central part of outstanding shape.This central part can have the unconfined Any shape that exhaust flow can be directed to the exhaust-gas flow unit 112 between main body 120 and the shell 110, and is for example conical.
Electrode supporting unit 122 support electrodes 130 and be fixed for applying the contact rod 125 of voltage to electrode 130.Electrode supporting unit 122 is formed on the waste gas upstream of main body 120, and the direction of the flame that is produced by electrode 130 is identical with the direction of waste gas.When electrode supporting unit 122 is formed on opposition side, i.e. the courant in the downstream of waste gas, and waste gas becomes flame with electrode 130 when opposite, waste gas mobile unsmooth and owing to waste gas is difficult to form flame, thus cause being difficult to heat exhaust gases.Therefore, burner 100 preferably of the present invention forms and makes that the flame direction of electrode 130 is identical with the flow direction of waste gas.Electrode supporting unit 122 is formed by insulating material (for example pottery), to insulate with main body 120 and electrode 130.
Metal Ball 150 is formed on the surface of electrode 130 so that the point of control discharge beginning accurately.Particularly, Metal Ball 150 can be formed on the circumference of neck unit of electrode 130.Because because the error in making and the point of discharge beginning in the neck unit of control electrode 130 accurately, so be used for guiding in Metal Ball 150 discharges by on any one circumference of the neck unit of electrode 130, being provided with Metal Ball 150.In addition, because Metal Ball 150 is positioned at the position of approaching main body 120 most on the surface of electrode 130, so on the surface of the electrode 130 that Metal Ball 150 is located, stably and accurately discharge.Preferably, Metal Ball 150 is arranged in the position of point of the circumference of the neck unit that approaches fuel injecting electrode 130.This is because point of discharge is accurately injected the closer to helping fuel more in the position.This also is because when fuel decanting point during away from point of discharge, ignition performance can descend.Metal Ball 150 has the shape of hemisphere.Metal Ball 150 is formed by the steel identical with the material of electrode 130, but can have excellent conductivity and strong stable on heating material forms by any.Obviously, Metal Ball 150 can have any shape with the effect that is used to guide discharge, for example, and the circular or polygonal taper and the shape of hemisphere.Preferably, the cross sectional area of electrode 130 promptly reduces to opposite side from the point that comprises Metal Ball 150 gradually towards the movement direction of waste gas and reduce gradually.That is, preferably when the opposite side of cutting electrode 130 along the longitudinal direction, the cross section has parabolical shape.Therefore, the discharge of beginning is moved with the shape of whirlpool in Metal Ball 150, the spirality of beginning in Metal Ball 150 for example shown in Figure 6.
With reference to Fig. 4 to 5, fuel-air mixture feeding unit 142 comprises air supply unit 140, rotating channel 143, injects unit 146 and damp block 147.Air supply unit 140 is formed on the side of main body 120 with the supply air.As the device that is used for to the inside of reaction member 121 fuel supplying and air, rotating channel 143 is connected to fuel supply unit 141 that is used for fuel supplying and the inwall that is formed on main body 120.Inject unit 146 connection rotating channels 143 and reaction member 121 to inject fuel and air.Damp block 147 is formed within the rotating channel 143.
Control by the control unit (not shown) from the quantity of fuel supply unit 141 and air supply unit 140 supplied fuel and air, and be fed into the rotating channel 143 of fuel-air mixture feeding unit 142 with fuel air mixing by control unit is that control.By air supply unit 140 air supplied can be the air that is used for the oxygen of oxygenated fuel or comprises oxygen.By fuel supply unit 141 and air supply unit 140 supply with fuel air mixing by means of being vaporized through rotating channel 143 and being discharged by injecting unit 146.
Rotating channel 143 is spaces, and fuel-air mixture moves within the wall that forms main body 120 by this space.Particularly, rotating channel 143 is formed between the inner and outer wall of main body 120 along the circumferencial direction of main body 120.Be vaporized by means of the wall of process main body 120 with the fuel of air mixing, the wall of this main body 120 is heated by the waste gas with air mixing.Therefore, the situation when supplying with liquid state with fuel is compared, and has improved ignition performance.Because it is round-shaped that the cross section of main body 120 has, so can inject fuel with air mixing by injecting unit 146 by means of in fuel, rotating power.
When fuel-air mixture moved to injection unit 146, rotating channel 143 can form along single direction guiding fuel-air mixture.The rotating channels 143 along a direction expend plenty of time and cost in the main body 120 because make, thus form the space by the circumference of cutting main body 120, i.e. groove, and by covering and the main body cover 145 of welding annular forms rotating channel 143.Form circularly because the rotating channel 143 that forms by said method is formed in that main body 120 is inner, injected unit 146 so divide equally and be transported to the fuel that flows into air mixing.In this case, travelling speed descend and fuel along than path flow faster, can have the part that remains with fuel.As shown in Figure 5, can be in said structure by guiding fuel to any one the formation damp block 147 that injects unit 146 and along single direction in import from rotating channel 143.Because making the path maximization of rotating channel 143 is favourable for the fuel of vaporizing with air mixing, so preferably fuel-air mixture is guided to another part, this another part forms long by making import and injecting the distance minimization between the unit 146 and form damp block 147 at neighbouring part.
Injecting unit 146 can form towards Metal Ball 150, so that inject the fuel of vaporization to the Metal Ball 150 of discharge beginning, thereby improves the ignition performance from fuel-air mixture feeding unit 142 supplied fuel.
With reference to Fig. 3 to 6, burner 100 of the present invention is connected to the outside of main body 120 and comprises the second air supply unit 160 that is used to supply air in addition.The second air supply unit 160 comprises and is used for introducing from the external world air and this air is injected into outlet end 162 within the main body 120.The second air supply unit 160 plays the effect that the flame lighted is formed along exhaust gas flow direction in Metal Ball 150, and the required oxygen of supply igniting.The second air supply unit 160 can be formed in the neck unit of electrode 130, that is, be formed in the point and the position between the electrode supporting unit 122 of Metal Ball 150 formation.In addition, outlet end 162 can form the angle tilt of vertical direction to select along main body 120, makes the air of introducing to move to electrode 130.By outlet end 162 air discharged shown in arrow among Fig. 6.
The vertical direction of main body 120 meaning is the mobile vertical direction with waste gas.Because outlet end 162 does not form along central axial direction, but form angle tilt to select, thus fuel that injects by outlet end 162 and air when flowing around electrode 130 turns.
With reference to Fig. 7 to 10, will describe second mode of execution of the present invention in detail, yet focus on the difference between second mode of execution and first mode of execution.
Fig. 7 is the stereogram that burner second embodiment of the invention is shown.Fig. 8 and 9 is the sectional views along line AA ' among Fig. 7 and line BB ' intercepting.Figure 10 is the view that the serviceability of Fig. 7 is shown.Figure 11 is the front view that enlarged tube of the present invention is shown.
As shown in Figure 8, main body 120 is not by contact rod 125 but by the additional support unit supports.
The fuel supply unit 141 that is used for fuel supplying and air is connected with electrode supporting unit 122 with air supply unit 140.By be connected the central part that is used for being formed on electrode supporting unit 122 with above-mentioned composed component to the feeding unit of reaction member 121 fuel supplying and air.Feeding unit is formed on the central part of electrode supporting unit 122 and comprises the fuel channel 123 and the air passageways 124 that is connected to the air supply unit that is used for by fuel, and this air passageways 124 covers the surface of fuel channels 123.Fuel and air mix and are supplied to the inside of the electrode 130 of reaction member 121 in the end unit of fuel channel 123 and air passageways 124.
Because fuel channel 123 be formed on central part and air passageways 124 form cover fuel channel 123 around, so fuel and air mix effectively and fuel is atomized.Therefore, improved combustion efficiency.Through air passageways 124 flow air and become main matter with plasma reaction in electrode 130 in electrode 130 through the fuel that fuel channel 123 flows.
As shown in Figure 9, a plurality of nozzles 131 are formed on the top of electrode 130 and shift out electrode 130 with the fuel of air mixing by nozzle 131 in electrodes 130.Nozzle 131 forms the angle rotation of tangent direction to select with respect to electrode 130, flows revolvably when feasible fuel that mixes and air pass through nozzle 131.
In addition, be used for applying outside extension the electrode 130 to be connected to electrode supporting unit 122 of the voltage feeding unit of voltage from shell 110 to electrode 130.The voltage feeding unit play a part stationary body 120 the position adjection and to electrode 130 supply voltages.
In addition, burner 100 second embodiment of the invention comprises second air passageways 161 that is used for to the outside of the electrode 130 of reaction member 121 supply auxiliary air, and comprises from the outside of shell 110 and extending with the second air supply unit 160 to second air passageways, 161 supply auxiliary airs.
The second air supply unit has improved combustion efficiency by being connected to second air passageways 161, makes original fuel and air that mixes mix in electrode 130 with auxiliary air again.
Be used for the longitudinal direction that the outlet end 162 to second air passageways 161 of the outside drain auxiliary air of electrode 130 can form to main body 120 and tilt, so that flowing of control auxiliary air makes auxiliary air to flow rotatably in the outside of electrode 130.
In order to observe flowing of fuel and air, the fuel of inside of electrode 130 that is supplied to reaction member 121 from fuel supply unit by fuel channel 123 supplies.The air that is supplied to the inside of electrode 130 is supplied from the air supply unit by air passageways 124.
The auxiliary air of outside that is supplied to the electrode 130 of reaction member 121 is supplied after passing second air passageways 161 through the second air supply unit 160.The part air enters air passageways 124.Originally mixed and be supplied to the fuel combination of the inside of electrode 130, and shifted out electrode 130 and mix with the auxiliary air secondary of introducing through second air passageways 161 through the nozzle 131 of electrode 130 through fuel channel 123 and air passageways 124.
Form flame by the fuel of the mixing of nozzle 131 supply of electrode 130 high voltage and current by being applied to electrode 130 along the approach axis of waste gas.Flame heating enters the waste gas of shell 110 by outlet pipe.
The feeding unit of burner 100 can comprise electric heating apparatus 170.With reference to Fig. 4, electric heating apparatus 170 is formed in the fuel-air mixture feeding unit 142, and can adopt any method that is used to receive electric power and heating flow air and fuel in fuel-air mixture feeding unit 142.Electric heating apparatus 170 can be formed on the upstream of fuel-air mixture feeding unit 142.Electric heating apparatus 170 plays the air introduced by heating and fuel and the effect of vaporized fuel.When owing to starting or the low temperature of idle period waste gas is difficult to use electric heating apparatus 170 when utilizing rotating channel 143 vaporized fuels.
Therefore, electric heating apparatus 170 can adopt by detecting exhaust gas temperature and coming pulse duration modulation (PWM) controlling method of control operation based on the temperature value that detects.
With reference to Fig. 6,10 and 11, enlarged tube 180 is formed on the end in the waste gas downstream of main body 120.When the cross section of enlarged tube 180 during more near this end, the diameter of the cross section of enlarged tube 180 is longer than the diameter of the cross section of main body 120.That is, the cross section of enlarged tube 180 can have the shape of taper.Because being included in the particulate matter (PM) in the waste gas in the reaction member 121 and not being the inside that the waste gas of the inside by preventing to enter shell 110 enters main body 120 is hunted down, that is not that the waste gas of the inside by preventing to enter shell 110 enters reaction member 121 and is hunted down.Therefore, good and fault burner 100 of insulation effect can reduce.
In the plane of inclination of enlarged tube 180, the distance that through hole 181 can form with rule centers on the radiation shape that central axis centers.Because the amount of oxygen by fuel-air mixture feeding unit 142 and the supply of the second air supply unit 160 is not enough to as the amount of oxygen that is used for reaction member 121 in igniting and burns, so need introduce some waste gas to the inside of reaction member 121 by through hole 181.By the flame that burning produced in the reaction member 121 and the combination with oxygen and the formation more actively that are included in the waste gas.In addition, when oxygen is consumed by through hole 181, caused the minimizing of waste gas.
Can by along the incoming direction of waste gas in the front portion of main body 120 rather than the end of electrode 130 form a side of enlarged tube 180, thereby via through holes 181 makes the combustion performance optimization.
Term that uses in this specification and the claim and word should not be interpreted as being limited to the meaning in common or the dictionary, and this is because the inventor has suitably defined the notion of term to describe his/her invention as possible.Therefore, they should be interpreted as being suitable for the meaning and the notion of technological concept of the present invention and scope.Therefore, mode of execution of describing in this specification and structure are a preferred embodiment of the present invention, do not reach and technological concept and scope that the present invention is whole.Therefore, be to be understood that existence can substitute the many of describing in this specification of mode of execution and be equal to and improved mode of execution.
Beneficial effect
According to burner of the present invention, parallel because the flame-shaped of burner becomes with waste gas, heated all sidedly so pass the waste gas of outlet pipe.Therefore, the life-span of having kept the strainability of diesel particulate filter consistently and having improved diesel particulate filter.
According to the present invention, because burner forms the part of outlet pipe, so do not need to be used to the additional space of burner is set and can improve serviceability.
Dpf regeneration burner of the present invention produces discharge at the electrode surface that Metal Ball was arranged in.By in the position that produces discharge accurately fuel supplying-air mixture improved the ignition performance of burner.
In addition, because be vaporized when being present in passing,, improved ignition performance with the fuel of air mixing so compare with the fuel of liquid state by the rotary-type passage in the burner body of waste heat with the fuel of air mixing.
Under the following conditions, promptly, when motor be cold or when idle running fuel is fully vaporized and be transported to the inside of burner body before or during when the race of engine fuel be under the cold condition, improved ignition performance by utilizing the used heat vaporized fuel.
Description of drawings
According to the description of the preferred implementation that provides below in conjunction with accompanying drawing, above-mentioned and other purposes will be clear of the present invention, feature and advantage, wherein:
Fig. 1 is the sectional view that traditional plasma reactor is shown;
Fig. 2 illustrates the schematic representation that burner of the present invention diesel particulation mounted thereto reduces equipment;
Fig. 3 is the stereogram that burner according to the embodiment of the present invention is shown;
Fig. 4 is the sectional view along the intercepting of the line AA ' among Fig. 3;
Fig. 5 is the sectional view along the intercepting of the line BB ' among Fig. 3;
Fig. 6 is the view that the serviceability of Fig. 3 is shown;
Fig. 7 is the stereogram that burner second embodiment of the invention is shown;
Fig. 8 is the sectional view along the intercepting of the line AA ' among Fig. 7;
Fig. 9 is the sectional view along the intercepting of the line BB ' among Fig. 7;
Figure 10 is the view that the serviceability of Fig. 7 is shown;
Figure 11 is the front view that enlarged tube of the present invention is shown.
The detailed description of primary component
100: burner
110: shell 111: fixed unit
112: the exhaust-gas flow unit
120: main body 121: reaction member
122: the electrode supporting unit
123: fuel channel 124: air passageways
125: contact rod
126: electrode hood
130: electrode 131: nozzle
140: air supply unit 141: fuel supply unit
142: the fuel-air mixture feeding unit
143: rotating channel
145: main body cover 146: inject the unit
147: damp block
150: Metal Ball
160: the second air supply unit
161: the second air passagewayss
162: outlet end
170: electric heating apparatus
180: enlarged tube 181: through hole
Embodiment
Hereinafter, describe embodiments of the present invention with reference to the accompanying drawings in detail.
A kind of burner that is used for diesel particulate filter regeneration (DPF), this burner applies high voltage by the reaction member to the rotating flow that has fuel and air and produces rotating electric-discharging (for example plasma or electric arc), and generation igniting, this burner comprises: shell, the inside that this shell has hollow is to become the part of the outlet pipe that is used to connect diesel particulate filter, this diesel particulate filter is used to filter the particulate matter that is produced by motor, and this shell comprises the fixed unit 111 that connects with the outlet pipe of both sides; Main body, this main body are formed on the inside of shell and comprise reaction member; The electrode supporting unit, this electrode supporting unit is formed on the inside of main body; Electrode, a side of this electrode are fixed to the electrode supporting unit and this electrode is installed on the reaction member of main body; Be used for electrode to described electrode supply capability; Feeding unit, this feeding unit are used for fuel and air are fed to reaction member from fuel supply unit and air supply unit; And the injection unit, this injection unit forms and is connected to feeding unit and fuel and air are injected into reaction member.
Feeding unit can comprise the fuel-air mixture feeding unit, this fuel-air mixture feeding unit is used for by being connected to air supply unit and fuel supply unit to reaction member fuel supplying-air mixture, and injects the unit institute's supplied fuel-air mixture is injected into reaction member; And
On the circumference of electrode, include Metal Ball, to cause in the discharge of this point and to light the fuel-air mixture that is injected.
The fuel-air mixture feeding unit can comprise the rotating channel between the inner and outer wall of main body along the circumferencial direction of main body, and injects the inside that the fuel-air mixture that will pass this rotating channel in the unit is injected into main body.
The cross sectional area of electrode can reduce gradually along the movement direction of waste gas.
Burner also comprises the second air supply unit, and this second air supply unit is connected to external side of main body and has outlet end, and this outlet end is connected to reaction member so that to reaction member supply air,
Wherein, the second air supply unit comprises outlet end, and this outlet end forms with respect to the angle tilt of electrode to select, and makes by the second air supply unit institute air supplied by flowing along the movement direction of waste gas along the circumference turn of electrode.
Burner can comprise the electric heating apparatus that is installed on the feeding unit.
Wherein electric heating apparatus is controlled by pulse duration modulation (PWM) controlling method.
Main body can be included in the enlarged tube on the rear end,
Wherein, enlarged tube comprises that through hole and this enlarged tube are positioned at the forward position of the end of electrode along the inflow direction of waste gas.
Embodiments of the present invention
A kind of burner that is used for diesel particulate filter regeneration (DPF), wherein this burner applies high voltage by the reaction member to the rotating flow that has fuel and air and produces rotating electric-discharging (for example plasma or electric arc), and generation igniting, this burner comprises: shell, the inside that this shell has hollow is to become a part that is used for outlet pipe that diesel particulate filter is connected with motor, this diesel particulate filter is used to filter the particulate matter that is produced by motor, and this shell comprises the fixed unit 111 that connects with the outlet pipe of both sides; Main body, this main body are formed on the inside of shell and comprise reaction member; The electrode supporting unit, this electrode supporting unit is formed on body interior; Electrode, a side of this electrode are fixed on the electrode supporting unit and this electrode is installed on the reaction member of main body; Be used for electrode to described electrode supply electric power; Feeding unit, this feeding unit are used for fuel and air are fed to reaction member from fuel supply unit and air supply unit; And the injection unit, this injection unit forms and is connected to feeding unit, and injects fuel and air to reaction member.
Feeding unit is formed on the central part of electrode supporting unit 122, and comprise fuel channel 123 that is connected to fuel supply unit and the air passageways that is connected to the air supply unit, wherein this air passageways covers the surface of fuel channel 123, makes fuel and air mix in the end unit of fuel channel and air passageways and is supplied to reaction member; And
Owing to be formed with a plurality of nozzles on the top of electrode, therefore fuel and the air that mixes shifts out reaction member along nozzle.
Nozzle can form with respect to the tangent direction of electrode with the angle tilt selected so that fuel and the air turn that mixes.
The second air supply unit comprises second air passageways, and this second air passageways comprises outlet end, and this outlet end is connected to reaction member makes auxiliary air flow out the electrode of reaction member, to second air passageways supply air,
Wherein, the second air supply unit forms the angle tilt of longitudinal direction to select with respect to main body, so that by the air supplied turn of the second air supply unit institute.
Burner can comprise the electric heating apparatus that is installed on the feeding unit,
Wherein, electric heating apparatus is controlled by pulse duration modulation (PWM) controlling method.
Main body can be included in the enlarged tube on the rear end,
Wherein, enlarged tube comprises through hole, and enlarged tube is positioned at the forward position of the end of electrode along the inflow direction of waste gas.
The application comprises the related subject of on June 19th, 2009 to the korean patent application No.10-2009-0054833 of Korea S Department of Intellectual Property submission, and the full content of this application is incorporated this paper into way of reference.
It will be appreciated by those skilled in the art that the notion that in preceding description, discloses and embodiment can be easily with making an amendment or being designed for the basis of other mode of executions of realizing identical purpose of the present invention.Those skilled in the art should be appreciated that also this mode of execution that is equal to does not have to break away from the spirit and scope as the invention as illustrated in the claim of enclosing.
Industrial applicability
Burner of the present invention relates to the positive ignition burner for diesel particulate filter regeneration (DPF), and can be applied to the diesel particulation minimizing equipment of low speed diesel vehicle. In addition, this burner can use together with the burner that utilizes the passive regeneration method. The diesel particulation that this burner can be used for different internal combustion engines reduces equipment, and this internal combustion engine is owing to the temperature of the deficiency of waste gas needs positive ignition, although produced the imperfect combustion of fuel.
Claims (11)
1. burner that is used for diesel particulate filter regeneration (DPF), described burner applies high voltage by the reaction member to the rotating flow that has fuel and air and produces rotating electric-discharging such as plasma or electric arc, and produce igniting, described burner comprises:
Shell (110), the inside that described shell (110) has hollow is to become the part of the outlet pipe that is used to connect diesel particulate filter, described diesel particulate filter is used to filter the particulate matter that is produced by motor, and described shell comprises the fixed unit (111) that connects with the described outlet pipe of both sides;
Main body (120), described main body (120) are formed on the inside of described shell (110) and comprise reaction member (121);
Electrode supporting insulation unit (122), described electrode supporting insulation unit (122) is formed on the inside of described main body (120);
Electrode (130), a side of described electrode (130) are fixed to described electrode supporting insulation unit (122) and described electrode (130) is installed on the described reaction member (121) of described main body (120);
Contact rod (125), described contact rod (125) are used for to described electrode (130) supply electric power;
Feeding unit, described feeding unit are used for fuel and air are fed to described reaction member (121) from fuel supply unit (141) and air supply unit (140); And
Inject unit (146), described injection unit (146) forms and is connected to described feeding unit and fuel and air are injected into described reaction member (121).
2. burner according to claim 1, wherein, described feeding unit comprises fuel-air mixture feeding unit (142), described fuel-air mixture feeding unit (142) is used for by being connected to described air supply unit (140) and described fuel supply unit (141) fuel-air mixture being fed to described reaction member (121), and described injection unit (146) is injected into described reaction member (121) with the described fuel-air mixture of being supplied; And on the circumference of described electrode (130), include Metal Ball (150), to cause discharge at this point and to light the described fuel-air mixture that is injected.
3. burner according to claim 2, wherein, described fuel-air mixture feeding unit (142) comprises the rotating channel (143) of circumferencial direction between the inner and outer wall of described main body (120) along described main body (120); And the described fuel-air mixture that described injection unit (146) will pass described rotating channel (143) is injected into the inside of described main body (120).
4. burner according to claim 2, wherein, the cross sectional area of described electrode (130) reduces gradually along the movement direction of waste gas.
5. burner according to claim 2, described burner also comprises:
The second air supply unit (160), the described second air supply unit (160) is connected to the outside of described main body (120) and has outlet end (162), described outlet end (162) is connected to described reaction member (121) so that to described reaction member (121) supply air
Wherein, the described second air supply unit (160) comprises described outlet end (162), described outlet end (162) forms with respect to the angle tilt of described electrode (130) to select, and makes through described second air supply unit (160) air supplied by flowing along the movement direction of waste gas along the circumference turn of described electrode (130).
6. burner according to claim 1, wherein, described feeding unit is formed on the central part of described electrode supporting unit (122), and comprise fuel channel (123) that is connected to described fuel supply unit and the air passageways that is connected to described air supply unit, described air passageways covers the surface of described fuel channel (123), makes fuel and air mix in the end unit of described fuel channel and described air passageways and is supplied to described reaction member (121); And because a plurality of nozzles (131) are formed on the top of described electrode (130), therefore fuel and the air that mixes shifts out described reaction member (121) along nozzle (131).
7. burner according to claim 7, wherein, described nozzle (131) forms the angle tilt of tangent direction to select with respect to described electrode (130), feasible fuel and the air turn that mixes.
8. burner according to claim 7, wherein, the described second air supply unit (160) comprises second air passageways (161), described second air passageways (161) comprises the outlet end (162) that is connected to described reaction member (121), make auxiliary air flow out the described electrode (130) of described reaction member (121), supply air to described second air passageways (161)
Wherein, the described second air supply unit (160) forms the angle tilt of longitudinal direction to select with respect to described main body (120), makes by described second air supply unit (160) the air supplied turn.
9. according to each the described burner in the claim 1 to 8, wherein, described burner (100) comprises the electric heating apparatus (170) that is installed on the described feeding unit,
Wherein, described electric heating apparatus (170) is controlled by pulse duration modulation (PWM) controlling method.
10. burner according to claim 9, wherein, described main body (120) is included in the enlarged tube (180) on the rear end,
Wherein, described enlarged tube (180) comprises through hole (181).
11. burner according to claim 10, wherein, described enlarged tube (180) is positioned at the forward position of the end of described electrode (130) along the inflow direction of waste gas.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2009-0054833 | 2009-06-19 | ||
| KR1020090054833A KR100929611B1 (en) | 2009-06-19 | 2009-06-19 | A burner for diesel particulate filter regeneration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101929371A true CN101929371A (en) | 2010-12-29 |
Family
ID=41683787
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009102097937A Pending CN101929371A (en) | 2009-06-19 | 2009-11-05 | Burner for diesel particulate filter regeneration |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20100319330A1 (en) |
| KR (1) | KR100929611B1 (en) |
| CN (1) | CN101929371A (en) |
| WO (1) | WO2010147261A1 (en) |
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| CN103016105A (en) * | 2012-12-12 | 2013-04-03 | 中国人民解放军军事交通学院 | Diesel engine particulate matter catcher regenerative burner and oil-injecting combustion-supporting compound regenerative system |
| CN103502589A (en) * | 2011-03-09 | 2014-01-08 | 株式会社久保田 | Engine exhaust treatment device |
| CN103244954B (en) * | 2013-06-02 | 2015-03-18 | 衢州昀睿工业设计有限公司 | Plasma heavy oil burner |
| CN104564245A (en) * | 2014-12-31 | 2015-04-29 | 杭州纯化科技有限公司 | Special ignition combustion chamber assembly for DPF low-temperature regeneration igniter of diesel engine |
| CN104879217A (en) * | 2014-02-27 | 2015-09-02 | 洪瑞桐 | Radiant heat energy diesel catalyst cleaning system |
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| WO2012024551A1 (en) * | 2010-08-20 | 2012-02-23 | Mack Trucks, Inc. | Heating apparatus for internal combustion engine exhaust aftertreatment |
| KR101266619B1 (en) * | 2011-02-23 | 2013-05-22 | 이창언 | Burner for regeneration of diesel particulate filter |
| KR101285877B1 (en) * | 2011-09-27 | 2013-07-12 | 한국기계연구원 | A Burner for Diesel Particulate Filter Regeneration |
| KR101393032B1 (en) * | 2012-06-07 | 2014-05-08 | 자동차부품연구원 | burner |
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Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3933135A (en) * | 1974-05-01 | 1976-01-20 | Zillman Jack H | Electronic controlled manifold injection system |
| US5560890A (en) * | 1993-07-28 | 1996-10-01 | Gas Research Institute | Apparatus for gas glow discharge |
| KR20030075472A (en) * | 2002-03-19 | 2003-09-26 | 현대자동차주식회사 | Plasma reactor and method of manufacturing the same and apparatus for decreasing exhaust gas using the same |
| EP2233203B1 (en) * | 2005-10-10 | 2011-12-21 | Korea Institute Of Machinery & Materials | Plasma reactor |
| US8272206B2 (en) * | 2006-08-01 | 2012-09-25 | Korea Institute Of Machinery & Materials | Apparatus for plasma reaction and system for reduction of particulate materials in exhaust gas using the same |
| JP2008049306A (en) | 2006-08-28 | 2008-03-06 | Hitachi Ltd | Apparatus for mixing gas |
| JP2008057520A (en) | 2006-08-30 | 2008-03-13 | Sango Co Ltd | Exhaust treatment device |
| US8257455B2 (en) * | 2007-07-30 | 2012-09-04 | Korea Institute Of Machinery & Materials | Plasma burner and diesel particulate filter trap |
| KR100843633B1 (en) | 2007-12-05 | 2008-07-03 | (주)템스 | Plasma reactor and decreasing device of exhaust gas having it |
| KR100828157B1 (en) | 2008-02-28 | 2008-05-08 | (주)템스 | Plasma reactor and decreasing device of exhaust gas having it |
| KR100910875B1 (en) * | 2008-03-21 | 2009-08-06 | 한국기계연구원 | Plasma scrubber |
-
2009
- 2009-06-19 KR KR1020090054833A patent/KR100929611B1/en not_active IP Right Cessation
- 2009-09-10 WO PCT/KR2009/005124 patent/WO2010147261A1/en active Application Filing
- 2009-09-29 US US12/568,893 patent/US20100319330A1/en not_active Abandoned
- 2009-11-05 CN CN2009102097937A patent/CN101929371A/en active Pending
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Also Published As
| Publication number | Publication date |
|---|---|
| US20100319330A1 (en) | 2010-12-23 |
| KR100929611B1 (en) | 2009-12-03 |
| WO2010147261A1 (en) | 2010-12-23 |
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Application publication date: 20101229 |