CN1267785A - Multifunctional vehicle tail gas purifier - Google Patents
Multifunctional vehicle tail gas purifier Download PDFInfo
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- CN1267785A CN1267785A CN99103379A CN99103379A CN1267785A CN 1267785 A CN1267785 A CN 1267785A CN 99103379 A CN99103379 A CN 99103379A CN 99103379 A CN99103379 A CN 99103379A CN 1267785 A CN1267785 A CN 1267785A
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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
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Abstract
In the multifunctional vehicle tail gas purifier, tail gas is purified by means of fuel oil purifying and combustion supporting technology, catalytic purifying technology and molecular sieve adsorbing and filtering purification technology, so that the fuel oil burns completely, the tail gas is catalytic purified, adsorbed and filtered effectively, the fire is extinguished completely, and tail gas is purified as possible with least harmful gases including CO, HC,NOx, hydrocarbon, etc. The present invention has high purification effect.
Description
The present invention relates to a kind of multifunctional vehicle tail gas purifier, belong in the field of environment protection particularly purification plant at motor-vehicle tail-gas.
Clean atmosphere environment is the most basic assurance that we mankind depend on for existence, but our present atmosphere environment state is very troubling, and fast being enough to deeply of its deterioration degree causes human strong attention.We human needs breathes clean air and earns a bare living, and an adult will breathe the about 12-17m of amount of air drawn every day about 20,000 times more than
3Common people did not have a meal in three to five weeks, did not drink water in four to six days, still can survive, but five minutes no breathings will be dead.Therefore, clean air is for life, and is all more important than anything.Yet, because the industry high speed development of countries in the world in recent years, the multiplication of automobile quantity, the consumption that the makes the energy particularly consumption of oil grows with each passing day, and now having developed to develop becomes typical " oil type " and pollutes.SO in the air
2, H
2S, CO, HC, NOx, CO
2, atmospheric pollutant ubiquity such as heavy metal and hydrocarbon, caused global compound atmospheric pollution.These harmful gases normal again with enter particulate matter (aerosol) in the atmosphere be suspended in the atmosphere for a long time jointly and crowd's breathing zone on, thereby vegeto-animal growth and existence are caused serious threat, and simultaneously we mankind's physical and mental health is brought direct harm.The frequent in recent years ozone hole that occurs, greenhouse effect, Nore Nino phenomenon and the La Nina Phenomenon that occurs again recently etc. have all proved ball ecological environment amply and just have been subjected to very serious destruction.The survey showed that according to another the united nations environment protective tissue, and global adverse weather, climatic deterioration have caused the occurrence rate of natural disaster to present the trend that rises year by year.According to incompletely statistics, every year has been seized people's up to a million life because of the various diseases that atmospheric pollution causes in the whole world.Other has more than one hundred million people's physical and mental health just being subjected to great threat.For the atmosphere environment of protecting we mankind to depend on for existence, become the task of top priority of various countries, the world today in the nature of things.
As everyone knows, the major pollutants in the automotive emission have harmful exhausts such as carbon monoxide CO, carbon hydride HC, oxysulfide SOx, nitrogen oxide NOx, hydro carbons.At the pollution of atmosphere that above-mentioned pollution sources caused, many countries are all administering and control automotive emission as emphasis.At present, some automobile superpowers such as the U.S., Germany, Japan are produced when automobile dispatches from the factory exhaust gas cleaner all are housed, and its method has three kinds substantially: one is one section catalytic purification method; Two is two sections catalytic purification methods; The 3rd, the three-way emission control method.In use there is following defective in above-mentioned three kinds of tail gas clean-up methods.One, the catalyst carrier in the existing purifier mostly is pore ceramic honeycomb quality, and vapour lock is bigger during use, and obviously the power of car is started in influence.Two, the catalytic active substance in the existing purifier mostly is some noble metals such as palladium, platinum, makes the purifier manufacture cost too high, is not easy to promote the use of.Three, the catalytic active substance in the existing purifier all by absorption attached on the carrier, therefore meet vibration, impact or the big temperature difference is easy to damage or peel off, thereby directly influence purifying effect.Four, the catalysis piece in the existing purifier is all shut in purifier by welding, even catalytic active substance fully passivation or damage can not change, purifying effect can't guarantee, so practicability is lower.Described in CN2229818Y notice of authorization " automobile-used smoke elimination eliminate the noise fire-proof and explosion-proof device " and CN2215593Y notice of authorization " automobile exhaust purifier ", exhaust gas cleaner is because of its manufacturing process and operate too complicated, lack of water and cisco unity malfunction again when anhydrous, almost can't use at north of china in winter, but also cause secondary pollution easily.Therefore, its purifying effect is had a greatly reduced quality, the final purpose that is difficult to realize cleaning of off-gas.
The purpose of this invention is to provide a kind of multifunctional vehicle tail gas purifier, particularly gasoline-fueled motor-vehicle tail-gas is adopted the clarifying fuel oil technology, the fuel oil combustion supporting technology, catalysis and purification technology and molecular sieve adsorption filtering and cleaning technique etc. carry out omnibearing tail gas clean-up to be handled, make fuel for motor vehicle burn more fully, the effect of exhaust fume catalytic is more obvious, the ability of absorption waste gas is stronger, the noise that discharges is littler, and extinguish kindling material up hill and dale, the high-concentration carbon monoxide CO that motor gave off the most at last, carbon hydride HC, nitrogen oxide NOx, carbon dioxide, noxious pollutants such as hydro carbons are minimized, thereby reach the purpose of cleaning of off-gas.
The object of the present invention is achieved like this: at first be to set about from the fuel oil coefficient that solves motor, fuel combustion must be abundant more, and the thermal efficiency is just high more, and the effluent concentration of harmful exhaust is just low more, also helps fuel saving simultaneously, improves the power of motor.Handle finally carrying out tail gas clean-up, very important positive role is arranged equally.Therefore, can motor 1. Carburetor 2. a strong magnetic force cutter and one group of electric heater are installed 3. on the front end fuel duct 6 of filler opening.Utilize fuel oil the time by specific high magnetic fields circuit, oil molecule can be under the effect of the attraction force of many group strong magnets and repulsive force, do quick fricting shearing motion mutually, the oil content subchain is elongated, molecule and intermolecular distance are increased, finally cause micel to disintegrate, thus the principle that makes oil droplet attenuate and atomize.Meanwhile, one group of electric heating layer 45 that is wrapped on the oil pipe, promptly the oil of the fuel oil in the fuel duct 6 temperature is heated to 40-80 ℃, further impel fuel-oil atmozation, strengthen the combustion coefficient of fuel oil, it is more abundant, more thorough that fuel combustion is got, and farthest improves fuel efficiency, reduces the discharging of noxious pollutant in the tail gas.Finish the motor-vehicle tail-gas after the above-mentioned front end purified treatment, its carbon monoxide CO, carbon hydride HC, the effluent concentration of nitrogen oxide NOx obviously alleviates, but in order to make purifying effect more abundant, more thorough, therefore need do further purified treatment to tail gas.Promptly at the back end interface place of engine exhaust emission conduit 4, increase a middle-end catalytic cleaner 5. with terminal molecular sieve adsorption filtration purifier 9..Promptly at the rear end of waste pipe 4 tail gas docking port place, a round metal tubular catalytic exhaust purifier is installed 5. earlier, and at the two ends of this catalytic cleaner cylinder type shell 28, suction tude 25 and outlet pipe 32 are set respectively, make the front end docking port 23 of suction tude 25, dock with interface on the motor exhaust exhaust manifolds 4 by abutted flange 24, and rear end outlet pipe 32 docks with an end of bending air pipe 7 again.Catalytic cleaner is to utilize catalyzer can quicken chemical reaction velocity, and the chemical property of itself is in the principle that participates in remaining unchanged before and after the chemical reaction, adopt one group of effectively catalysis carbon monoxide CO, carbon hydride HC, nitrogen oxide NOx, the rare earth of harmful exhausts such as hydro carbons and transition metal oxide etc. are made catalyzer, be mixed and made into cylinder type porous straight-through type bulk catalyst piece 29 with ceramic raw material according to a certain percentage, activate through high temperature sintering by the regular hour again, make it become catalyst block 29 with high activity component, and then according to the needs of vehicle, several piece catalyst block 29 is installed in the cylinder 28 of 5. catalytic exhaust purifier, promptly makes the middle-end catalytic cleaner 5..At this moment, because very high from the exhaust temperature of motor, the tail gas after entering in the catalytic cleaner cylinder 28 will contact widely with the high activity material on the catalysis piece, and fast the catalytic reaction of carrying out.Tail gas after catalytic reaction, its carbon monoxide CO, carbon hydride HC, nitrogen oxide NOx, harmful exhausts such as hydro carbons mostly are catalytically converted into and are harmless water, carbon dioxide and nitrogen etc.And the also reduction significantly of the concentration of harmful exhaust, noise also obviously reduces, and kindling material is extinguished elimination basically.In order to make purifying effect desirable more, the tail gas after catalytic purification is handled can pass through exhaust duct 7 again, the tail gas that has not purified is as yet sent into terminal molecular sieve adsorption filter again carry out ultimate purified treatment in 9..At first, 9. the terminal purifying processor is made cartridge type metallic material shell 38 according to the difference of vehicle, and, the suction tude 40 and the rear end of exhaust duct 7 are connected at its two ends welding overhead gage 34 and suction tude 40 and ultimate outlet pipe 33.Then with the molecular sieve adsorption filtration purifier 9. in, be equally divided into five the molecular sieve adsorption filtration, purification chambers 35 that volume is identical, i.e. A, B, C, D, E.Each molecular sieve adsorption filtration, purification chamber 35 is made of an identical molecular sieve adsorption filtration, purification chamber dividing plate 39 of shape area, and offer a circular hole air-flow path 36 identical with suction tude 40 diameters at an end of its every dividing plate 39, make and enter molecular sieve adsorption filtration purifier tail gas 9., in device, be the mazy type tendency, the one, the purification stroke of lengthening tail gas; The 2nd, the decibel value of weakening and reduction sound; The 3rd, extinguish kindling material completely.In addition, utilize cellular or granular solids molecular sieve adsorption matter, can effectively adsorb and decompose filtering noxious waste gas, can absorb simultaneously the principle of sound wave again, has a stronger solid absorption metallic substance of physical absorption ability with several, become stephanoporate framework shape particulate matter with nonmetal mixed raw material according to certain ratio, make adsorptivity and the very strong solid absorption matter particulate matter 37 of filter capacity through regular hour and temperature sintering again, and it is respectively charged into molecular sieve adsorption filtration, purification chamber 35 is A, B, C, D, among the E, it is shut in the molecular sieve adsorption filtration purifier, promptly make terminal molecular sieve adsorption filtration purifier 9. again.When tail gas through behind the front end, middle-end purified treatment, enter at last and carry out the molecular sieve adsorption filtration, purification in the terminal purifier and handle, impel molecular sieve adsorption and filter carbon monoxide CO, nitrogen hydride HC, nitrogen oxide NOx, carbon dioxide CO in the tail gas
2, gas such as hydro carbons, make the concentration of waste gas reduce to minimum limit, and significantly reduce the discharging of tail gas noise, eliminated the kindling material hidden danger in the tail gas simultaneously completely.Last will after purified treatment repeatedly, be far superior to the tail gas of NBS again, discharge, and promptly finish whole multipole decontamination process, and finally become multifunctional vehicle tail gas purifier of the present invention by ultimate outlet pipe 33.
Technical characteristics of the present invention is that whole three steps of tail gas clean-up process branch realize and finish.At first, the first step is on the motor 1 of gasoline fueled motor vehicle 10, and 3. the front end of the in-line 6 of Carburetor 2 installs a strong magnetic force cutter and one group of electric heater.Utilize fuel oil the time by specific high magnetic fields circuit, oil molecule can be done quick fricting shearing motion, and the oil content subchain is progressively elongated under the effect of the attraction force of many group strong magnets and repulsive force mutually, intermolecular distance is increased, finally cause oil molecule group to disintegrate.Thereby make oil droplet the attenuate principle of atomizing and the combustion-supporting property that fuel oil can further improve fuel oil after being heated, make the better principle of fuel atomization effect, it is more abundant, more thorough to impel fuel combustion to get.Fundamentally reduce the discharging of noxious pollutant in the tail gas.The second step middle-end then is to utilize catalyzer can quicken chemical reaction velocity, and the chemical property of itself is in the principle that participates in remaining unchanged before and after the chemical reaction, adopt one group of effectively catalysis carbon monoxide CO, carbon hydride HC, the catalyst material rare earth of harmful exhausts such as nitrogen hydride NOx hydro carbons and transition metal oxide etc. are made catalyzer, be mixed and made into cylinder type porous straight-through type bulk catalyst piece 29 with ceramic raw material by a certain percentage again, again it is pressed certain hour (1.5-6.5 hour) afterwards, through high temperature (700-1100 ℃) sintering, active constituent in its rare earth and the filtering metal oxide is fully activated, promptly make catalyst block finished product 29 with efficient catalytic ability.Be installed in the several piece catalyst block in the catalytic cleaner cylindrical housing 28 5. when need using and shut, simultaneously suction tude 25 is docked with the motor docking port, 5. outlet pipe 32 is connected with exhaust duct 7 more promptly becomes the middle-end catalytic cleaner.The 3rd step then was that tail gas is carried out the terminal purified treatment, utilized porous prilled solid absorption matter such as activated alumina, silica gel, active carbon, zeolite molecular sieve etc. very effective absorption to decompose filtering noxious waste gas.Simultaneously, can absorb the principle of sound wave again.Adsorbate material through choosing is mixed with nonmetallic material according to certain ratio, make stephanoporate framework shape particulate matter adsorbate and molecular screen material, the high temperature that passes through 400-800 ℃ again carries out the sintering activation, make it have stronger adsorption filtration ability, promptly make molecular sieve adsorption filtration of particulate matters 37.Need only during use above-mentioned particulate matter is filled among 9. interior molecular sieve adsorption filtration, purification chamber 35 A of molecular sieve adsorption filtration purifier, B, C, D, the E, again that 20 sealings of the capping cover plate on the molecular sieve adsorption filtration purifier shell 19 are dead, parallel connection connects suction tude 40 and outlet pipe 33, promptly makes terminal molecular sieve adsorption filtration purifier 9..
The present invention compares with existing tail gas clean-up technology and has the following advantages: 1. the present invention is directed to tail gas clean-up and administer, take the way for the treatment of both principal and secondary aspect of disease, promptly adopt fuel oil magnetic force purification technics, at first start with, fundamentally reduce the discharge amount of harmful exhaust from the quality that improves oil inflame.And then add that follow-up middle-end catalytic purification is handled and terminal molecular sieve adsorption filtration, purification is handled, finally realized the pollution of harmful waste gas thing in the exhaust emissions has been reduced to minimum limit.2. this contrive equipment advanced design, rational in infrastructure have fuel-saving purification, smoke elimination, noise elimination, fire prevention, dedusting, a multiple function of purification, tail gas clean-up effect highly significant, practicability is very strong.3. this purification plant is a particulate matter owing to adopting catalyst block porous straight-through type and molecular sieve adsorption matter, and the design of mazy type purification channel.Therefore, vapour lock is little, does not influence the power of motor, and noise elimination, flameproof effect are better.4. employed catalytic activation thing is non-precious metal in this cleaning device, and molecular sieve adsorption matter is the cheap material manufacturing all again, thereby greatly reduces cost of production, has popularizing value widely.5. this purification plant is the sub-unit integral assembling structure, and each parts (as the strong magnetic force cutter of fuel oil and electric heater, catalytic cleaner, molecular sieve adsorption filtration purifier) can be installed and used also capable of being combined installing and using as required separately.All catalyst blocks and molecular sieve adsorption matter particulate matter can be changed according to use condition, thereby have improved the endurance and the reliability of tail gas clean-up, have prolonged the working life of purifier effectively.6. this purification plant can be effectively with the carbon monoxide CO in the motor-vehicle tail-gas, carbon hydride HC, nitrogen oxide NOx, the discharging of noxious pollutants such as hydro carbons reduces to minimum, simultaneously noise in the tail gas and emission amount of carbon dioxide can also be reduced to minimum limit, thereby really realize the purpose of cleaning of off-gas.
Below in conjunction with Figure of description of the present invention and embodiment, the present invention is done further to describe in detail.
Figure (one) is the package assembly floor map of apparatus of the present invention
Figure (two) be in apparatus of the present invention catalytic cleaner and molecular sieve adsorption filtration purifier be connected the combined planar schematic representation.
Figure (three) 5. is the dissection schematic representation of catalytic cleaner in apparatus of the present invention
Figure (four) 9. is the dissection schematic representation of molecular sieve adsorption filtration purifier in apparatus of the present invention
Figure (five) 3. is the floor map of strong magnetic force cutter of apparatus of the present invention intermediate fuel oil and electric oil heater
In the Figure of description () 1 is motor car engine, the 2nd, Carburetor, 3. be strong magnetic force cutter of fuel oil and electric oil heater, the 4th, 5. the engines tail airway is catalytic cleaner, the 6th, fuel duct, the 7th, exhaust duct, the 8th, 9. fuel tank is the molecular sieve adsorption filtration purifier, the 10th, automobile, the 11st, ultimate outlet pipe.
In the Figure of description (two) 12 is abutted flanges, the 13rd, the catalytic cleaner flange, the 14th, the catalytic cleaner shell, the 15th, the butt joint pipe clamp, the 16th, exhaust duct is the suspension ring hook fixedly, the 17th, exhaust duct, the 18th, butt joint pipe clamp, the 19th, molecular sieve adsorption filter housing, the 20th, capping cover plate, the 21st, the fixedly suspension ring hook of molecular sieve adsorption polishing filter, the 22nd, ultimate outlet pipe.
Figure of description (three) 23 in 5. is tubaeform to by mouth, the 24th, and movable abutted flange dish, the 25th, suction tude, the 26th, catalytic cleaner shell abutted flange, the 27th, flange plate, the 28th, catalytic cleaner shell, the 29th, catalyst block, the 30th, metal ring, the 31st, wire netting, the 32nd, outlet pipe.
Figure of description (four) 33 in 9. is the ultimate outlet pipes on the molecular sieve adsorption filter, the 34th, the sealing baffle of molecular sieve adsorption filtration purifier rear end, the 35th, molecular sieve adsorption filtration, purification chamber is A, B, C, D, E, the 36th, the air communication road junction on purifying chamber's dividing plate, the 37th, molecular sieve adsorption matter particulate matter filler, the 38th, the shell of molecular sieve adsorption filtration purifier, the 39th, the dividing plate of molecular sieve adsorption filtration, purification chamber, the 40th, the suction tude on the molecular sieve adsorption filtration purifier.
Figure of description (five) 41 in 3. is fuel oil oil outlet tubes; the 42nd, fixing bolt; the 43rd, the magnet of the strong magnetic force cutter of fuel oil (the N utmost point); the 44th, electric heating layer, the 45th, insulating protective layer, the 46th, the magnet of the strong magnetic force cutter of fuel oil (the S utmost point); the 47th, the insulation plasticity protective layer shell of the strong magnetic force cutter of fuel oil; the 48th, the power-line terminal of electric oil heater, the 49th, the power line of electric oil heater, the 50th, fuel oil oil-feed oil pipe.
By Figure of description () (two) (three) 5. (four) 9. (five) 3. as can be known. This Contrive equipment at first should solve engine before 10. vehicle exhaust is carried out purified treatment The fuel oil coefficient problem namely on the oil-in place of engine and carburetor 2 fuel duct 6, is pacified Fill a strong magnetic force cutter of fuel oil and electric oil heater 3., impel fuel oil not entering combustion Fully being attenuated before the burning chamber atomizes and raising oil temperature, and finally realization is fully burnt fuel oil, subtracts The first step of few toxic emission. It is clean by exhaust duct 4 tail gas to be sent into middle-end catalysis then Changing device carries out catalytic purification in 5. and processes. Tail gas after catalytic purification is processed passes through again tail gas Conduit 7 is admitted to the molecular sieve adsorption filtration purifier to carry out terminal purifying in 9. and processes, last By whole level blast pipe 11 tail gas after the purified treatment is discharged again, namely finish whole tail gas clean-up Process. Apparatus of the present invention are by abutted flange 12 and engine on the catalytic cleaner 14 Exhaust port fetches realization relatively. 17 of exhaust ducts are right by 15,18 two Take over card catalytic cleaner and molecular sieve adsorption filtration purifier are connected as a single entity, and by setting Hook on the hook of the fixedly suspension ring on 17 exhaust ducts and automobile chassis adds with rubber ring Fixing to hang. 9. the molecular sieve adsorption filtration purifier then is by being arranged on its shell On 19 four fixedly suspension ring hook 21 usefulness rubber rings be suspended on the hook on automobile 10 chassis Realize fixing. In addition, 5. catalytic cleaner is dimeric, and namely front end 23 Tubaeform docking port, 24 movable abutted flanges, 25 air inlet pipe and 26 abutted flanges are one Integral part, then end flanges dish 27,28 catalytic cleaner shells and 32 blast pipes are again An integral part. At last by the set bolt on the abutted flange two parts are connected to become one Individual integral body. Design is in order to make polylith catalyst block 29, a plurality of becket 30 and like this Multi-disc wire netting 31 is installed and is changed conveniently. The wherein catalysis of catalytic cleaner figure (three) in 5. The preparation method of agent piece 29 is such: earlier with rare earth and transition metal such as Nb, Ni, Cr, Zn, Si, Al, Ag, Rh, Fe, Ce etc. selectively incite somebody to action wherein part elemental metals unit Element mixes with the raw material of the ceramic quality that contains low moisture content according to a certain percentage, and rushes with mould Be pressed into porous through type cylinder shape catalyst piece semi-finished product 29, send in the drying plant then The row oven dry. Semi-finished product after making its water content less than 3% oven dry are sent in the high temperature sintering furnace again Carry out the sintering activation, the sintering temperature initial stage should be controlled at below 300 ℃, and the time should be controlled at 1.5-2 hour, mid-term, temperature should be controlled at 300-700 ℃, and it is little that the time should be controlled at 2-3 The time, final temperature should be controlled at 700-1100 ℃, and the time should be controlled at 1.5-2 hour, And whole sintering process carries out continuously, and purpose is to be distributed in pottery after wanting to make mixing Elemental metals element activity component on the ceramic carrier can firmly be attached to behind sintering and carry On the body, the final catalyst block finished product 29 with efficient catalytic ability that forms. And the terminal branch 9. son sieve adsorption filtration clarifier then is an oval-shaped outward appearance that is made up of metal village material Design, its inside is equally divided into five volume phases by four identical clean room's dividing plates 39 of area Molecular sieve adsorption filtration, purification chamber 35 together is A, B, C, D, E. And make every purification One end of chamber dividing plate 39 all be provided with one with the molecular sieve adsorption polishing filter on air inlet pipe The 40 gas channel mouths 36 identical with blast pipe 33 diameters, thus molecular sieve adsorption is filtered The inside of clean room's shell 38 has formed a labyrinth type purification channel. Needing only during use will The molecular sieve adsorption matter particle 37 for preparing is filled whole clean room 35, namely A, B, C, Among D, the E, use again the capping cover plate 20 on the molecular sieve adsorption filtration purifier shell 19 at last Be that A, B, C, D, E sealing are dead with all molecular sieve adsorption filtration, purification chambers 35, namely become Molecular sieve adsorption filtration purifier figure (four) 9.. The system of molecular sieve adsorption matter particle wherein Preparation Method is such, earlier with rare earth and transition metal (as Ni, Si, Al, Rh, Ag, Zn, Ce) etc. selectively it is fully mixed with ceramic raw material in proportion, send into again Granulation in the comminutor. Make it become approximately the spheroidal particle of diameter 3-5 mm in size. So After the particle for preparing is sent into carried out sintering in the sintering furnace again, sintering temperature should be controlled in advance Built in the 100-300 degree, the time should be controlled at 1.5-2 hour. Mid-term, sintering temperature should be controlled Built in the 300-500 degree, the time should be controlled at 2-4 hour, and the later stage sintering temperature should be controlled At the 500-900 degree, the time should be controlled at 2-3 hour. And whole sintering process all is continuous Carry out, so namely obtain finished product molecular sieve adsorption matter particle 37. At last again with adsorbate Activated carbon is also sent into and is carried out the activity processing in the sintering furnace, and the overall process temperature should be controlled at 500 ℃ Below, not ashing is as principle in stove take active carbon adsorption matter, and soak time should be controlled at 4 Hour finish with interior. During use, as long as above-mentioned two kinds of finished products are mixed according to a certain percentage again After, putting into molecular sieve adsorption filtration, purification chamber 35 is to get final product among A, B, C, D, the E. In addition, Be installed in the strong magnetic force cutter of fuel oil and combustion on the engine and carburetor 2 oil-feed fuel ducts 6 3. the oil electric heater is combined by two parts. Be that electric heater partly is that cover is buckled in On the fuel duct 6; Between 41 fuel oil oil-outs and the 50 fuel oil oil-ins, in order to prevent electricity Heating layer 45 leaks electricity, special outer setting at fuel duct 6 the heatproof insulating protective layer 44. Form electricity by the power line 49 of electric heater and the power-line terminal 48 of electric heater again The supply line of heater can will pass through in the fuel duct 6 after the energising at short notice Fuel Heating is to 40-80 ℃, satisfying the fuel oil required temperature of fully burning, thereby improves The fuel atomization effect of carburetor. Meanwhile, be wrapped in the combustion of electric oil heater outside The strong magnetic force cutter of oil is also at the magnet N utmost point 43 and the magnet S utmost point 46; Strong magneticaction under, Fuel oil is carried out higher-quality refinement atomizing to be processed. The magnet N of the strong magnetic force cutter of fuel oil The utmost point and the magnet S utmost point are made up of two parts up and down. Be the magnet N utmost point 43 be one separately Concave structure, the magnet S utmost point 46 also are independent concave structures, and its magnet outside all Be provided with one deck rigid insulation plasticity protective layer 47. During use if with the magnet N utmost point 43 with The magnet S utmost point 46 closely is fastened between fuel oil oil-feed oil pipe 50 and the fuel oil flowline 41 The electric heater outside, and fixed and get final product by being arranged on two set bolts on the magnet. The composition of the strong magnetic force cutter of fuel oil can be one section, also can be multistage, generally Good be combined as three sections with interior for well. And the strong magnetic force cutter of fuel oil also can add with the fuel oil electricity Hot device is installed and used respectively.
Embodiment: select three kinds of dissimilar gasoline fueled motor vehicle, i.e. Santana's plain edition car, Beijing 130 board buggies and Dongfeng brand 1091 lorries, and it is three dissimilar vehicles are carried out the mensuration of carbon monoxide CO, carbon hydride HC on the tail gas test bench, and its actual measurement outcome record is for future reference.See that tested vehicle do not install testing result table () before the exhaust gas cleaner.And then will be with the fuel oil that said method produces strong magnetic force cutter and electric oil heater 3. be installed in the Motor Vehicle of above-mentioned three different models respectively, the filler opening place of engine and carburetor, the power line with electric oil heater is connected with automobile circuit and control apparatus again.And if then the former tail gas on above-mentioned three different model Motor Vehicle eliminated the noise disassemble, the middle-end catalytic cleaner that a kind of multifunctional vehicle tail gas purifier of the invention described above is installed again 5. with terminal molecular sieve adsorption filtration purifier 9. after, and a pair of three tested Motor Vehicle begin to carry out the tail gas clean-up test.Start earlier motor circuit after about one minute, restart motor car engine idle running, and make its engine throttle oil inlet quantity be controlled on the amount position about one to two minute.Then throttle is got back on the fast position of waiting till, will test in the ultimate outlet pipe of tail gas test probe suction tail gas this moment again, and its measurement result record is for future reference.See that tested vehicle installs measurement result table (two) behind the purification plant.The above-mentioned three kinds of tested Motor Vehicle of relief all use exhaust gas cleaner of the present invention to set out on a journey, and behind thousands of kilometers that travel under the different road conditions, carry out the assay of tail gas carbon monoxide CO and carbon hydride HC again.See the measurement result (table three) after tested vehicle is installed and used exhaust gas cleaner.Again exhaust gas cleaner of the present invention is all disassembled afterwards, and the silencer on three former cars is intactly installed again, carry out tail gas once more and measure.Ask for an interview the measurement result table of not installing behind the purification plant (four).Then the exhaust gas cleaner of the present invention that is installed in respectively on three different automobile types is all carried out overhaul, all parts are all excellent, and particularly catalyst block and molecular sieve adsorption matter all do not have obstruction, peel off and damaged the appearance.Tested vehicle is not installed the measurement result table () before the exhaust gas cleaner
Tested vehicle is installed the measurement result table (two) behind the exhaust gas cleaner
Tested vehicle is installed and used measurement result (three) behind thousands of kilometers of the purification plants
Measurement result did not see Table (four) after tested vehicle was installed purification plant
Claims (4)
- A kind of multifunctional vehicle tail gas purifier is characterized in that:1. whole three steps of tail gas clean-up process branch of a kind of multifunctional vehicle tail gas purifier of the present invention realize and finish.At first, the first step is on the motor 1 of gasoline fueled motor vehicle 10, and 3. the front end of the in-line 6 of Carburetor 2 installs a strong magnetic force cutter and one group of electric heater.Utilize fuel oil the time by specific high magnetic fields circuit, oil molecule can be done quick fricting shearing motion, and the oil content subchain is progressively elongated under the effect of the attraction force of many group strong magnets and repulsive force mutually, intermolecular distance is increased, finally cause oil molecule group to disintegrate.Thereby make oil droplet the attenuate principle of atomizing and the combustion-supporting property that fuel oil can further improve fuel oil after being heated, make the better principle of fuel atomization effect, it is more abundant, more thorough to impel fuel combustion to get.Fundamentally reduce the discharging of noxious pollutant in the tail gas.The second step middle-end then is to utilize catalyzer can quicken chemical reaction velocity, and the chemical property of itself is in the principle that participates in remaining unchanged before and after the chemical reaction, adopt one group of effectively catalysis carbon monoxide CO, carbon hydride HC, the catalyst material rare earth of harmful exhausts such as nitrogen hydride NOx hydro carbons and transition metal oxide etc. are made catalyzer, be mixed and made into cylinder type porous straight-through type bulk catalyst piece 29 with ceramic raw material by a certain percentage again, again it is pressed certain hour (1.5-6.5 hour) afterwards, through high temperature (700-1100 ℃) sintering, active constituent in its rare earth and the filtering metal oxide is fully activated, promptly make catalyst block finished product 29 with efficient catalytic ability.Be installed in the several piece catalyst block in the catalytic cleaner cylindrical housing 28 5. when need using and shut, simultaneously suction tude 25 is docked with the motor docking port, 5. outlet pipe 32 is connected with exhaust duct 7 more promptly becomes the middle-end catalytic cleaner.The 3rd step then was that tail gas is carried out the terminal purified treatment, utilized porous prilled solid absorption matter such as activated alumina, silica gel, active carbon, zeolite molecular sieve etc. very effective absorption to decompose filtering noxious waste gas.Simultaneously, can absorb the principle of sound wave again.Adsorbate material through choosing is mixed with nonmetallic material according to certain ratio, make stephanoporate framework shape particulate matter adsorbate and molecular screen material, carry out the sintering activation through 400-800 ℃ high temperature again, make it have stronger adsorption filtration ability, promptly make molecular sieve adsorption filtration of particulate matters 37.Need only during use above-mentioned particulate matter is filled among 9. interior molecular sieve adsorption filtration, purification chamber 35 A of molecular sieve adsorption filtration purifier, B, C, D, the E, again that 20 sealings of the capping cover plate on the molecular sieve adsorption filtration purifier shell 19 are dead, parallel connection connects suction tude 40 and outlet pipe 33, promptly makes terminal molecular sieve adsorption filtration purifier 9..
- 2. 3. strong magnetic force cutter of fuel oil and the electric oil heater according to a kind of multifunctional vehicle tail gas purifier front end described in claims 1 be characterised in that: electric heater partly is that cover is buckled on the fuel duct 6; Between 41 fuel oil oil outlets and the 50 fuel oil filler openings, leak electricity in order to prevent electric heating layer 45, special outer installment at fuel duct 6 heatproof insulating protective layer 44.The power supply line that forms electric heater again by the power-line terminal 48 of the power line 49 of electric heater and electric heater, can will arrive 40-80 ℃ by the fuel Heating in the fuel duct 6 at short notice after the energising, satisfying the fuel oil required temperature of fully burning, thereby improve the fuel atomization effect of Carburetor.Meanwhile, be wrapped in the strong magnetic force cutter of fuel oil of electric oil heater outside also at the magnet N utmost point 43 and the magnet S utmost point 46; Strong magnetic force under, fuel oil is carried out high-quality refinement atomizing handles.The magnet N utmost point of the strong magnetic force cutter of fuel oil and the magnet S utmost point are made up of two parts up and down.Be that the magnet N utmost point 43 is independent concave structures, the magnet S utmost point 46 also is an independent concave structure, and its magnet outside all is provided with one deck rigid insulation plasticity protective layer 47.As long as the magnet N utmost point 43 and the magnet S utmost point 46 closely are fastened on electric heater outside between fuel oil oil-feed oil pipe 50 and the fuel oil oil outlet tube 41, and are fixed and got final product during use by being arranged on two fixing bolts on the magnet.The composition of the strong magnetic force cutter of fuel oil can be one section, also can be multistage, general best of breed be three sections with interior for well.And the strong magnetic force cutter of fuel oil also can be installed and used respectively with electric oil heater.
- 3. 5. the middle-end catalytic purification filter according to a kind of multifunctional vehicle tail gas purifier described in claims 1,2 is characterized in that: 5. catalytic cleaner is dimeric, be front end 23 tubaeform docking ports, 24 movable abutted flanges, 25 suction tude and 26 abutted flanges are integral parts, then end flange dish 27,28 catalytic cleaner shells and 32 outlet pipes are again integral parts.At last two-part are connected into as a whole by the fixing bolt on the abutted flange.Design is to change conveniently for polylith catalyst block 29, a plurality of metal ring 30 and multi-disc wire netting 31 are installed like this.Wherein the preparation method of the catalyst block 29 of catalytic cleaner figure (three) in 5. is such: earlier with rare earth and transition metal such as Nb, Ni, Cr, Zn, Si, Al, Ag, Rh, Fe, Ce etc. selectively wherein part elemental metals element mix with the raw material of the ceramic quality that contains low moisture content according to a certain percentage, and become porous straight-through type cylinder shape catalyst piece semi-finished product 29 with die stamping, send in the drying plant then and dry.Semi-finished product after making its water content less than 3% oven dry, send into again and carry out the sintering activation in the high temperature sintering furnace, the sintering temperature initial stage should be controlled at below 300 ℃, time should be controlled at 1.5-2 hour, mid-term, temperature should be controlled at 300-700 ℃, time should be controlled at 2-3 hour, final temperature should be controlled at 700-1100 ℃, time should be controlled at 1.5-2 hour, and whole sintering process is carried out continuously, purpose is to want to make the elemental metals element activity component that is distributed in after the mixing on the ceramic monolith, can be firm behind the sintering attached to carrier on, the final catalyst block finished product 29 that forms with efficient catalytic ability.
- 4. 9. the terminal molecular sieve adsorption filtration purifier according to a kind of motor-vehicle tail-gas purifying device described in claims 1,2,3 is characterised in that: it is an oval-shaped appearance design of being made up of metallic material, and it is A, B, C, D, E that its inside is equally divided into five identical molecular sieve adsorption filtration, purification chambers 35 of volume by four identical purifying chamber's dividing plates 39 of area.And an end that makes every purifying chamber's dividing plate 39 all be provided with one with the molecular sieve adsorption polishing filter on magnetic force cutter and electric oil heater 3. combine by two parts.Be that electric heater partly is that cover is buckled on the fuel duct 6; Between 41 fuel oil oil outlets and the 50 fuel oil filler openings, leak electricity in order to prevent electric heating layer 45, special outer installment at fuel duct 6 heatproof insulating protective layer 44.Form the electric suction tude 40 air communication road junction 36 identical by the power line 49 of electric heater and the power-line terminal 48 of electric heater again, thereby make the inside of molecular sieve adsorption filtration, purification chamber enclosure 38, formed a mazy type purification channel with outlet pipe 33 diameters.Need only during use the molecular sieve adsorption matter particulate matter 37 for preparing is filled whole purifying chamber 35, be among A, B, C, D, the E, last again with the capping cover plate 20 on the molecular sieve adsorption filtration purifier shell 19 with all molecular sieve adsorption filtration, purification chambers 35 be A, B, C, D, E sealing extremely, promptly become molecular sieve adsorption filtration purifier figure (four) 9..Wherein the preparation method of molecular sieve adsorption matter particulate matter is such, earlier rare earth and transition metal (as Ni, Si, Al, Rh, Ag, Zn, Ce) etc. is selectively fully mixed it with ceramic raw material in proportion, sends into granulation in the tablet machine again.Make it become the spheroidal particulate matter of diameter 3-5 millimeter size approximately.And then the particulate matter for preparing sent into carry out sintering in the sintering furnace, sintering temperature should be controlled at the 100-300 degree in advance, and the time should be controlled at 1.5-2 hour.Mid-term, sintering temperature should be controlled at the 300-500 degree, and the time should be controlled at 2-4 hour, and the later stage sintering temperature should be controlled at the 500-900 degree, and the time should be controlled at 2-3 hour.And whole sintering process is all carried out continuously, so promptly obtains finished product molecular sieve adsorption matter particulate matter 37.The adsorbate active carbon is also sent at last again and carried out activity in the sintering furnace and handle, the overall process temperature should be controlled at below 500 ℃, is principle with the not ashing in stove of active carbon adsorption matter, and soak time should be controlled to be finished with interior in 4 hours.During use, as long as after will above-mentioned two kinds of finished products mixing according to a certain percentage, threading molecular sieve adsorption filtration, purification chamber 35 is to get final product among A, B, C, D, the E again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN99103379A CN1267785A (en) | 1999-03-17 | 1999-03-17 | Multifunctional vehicle tail gas purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN99103379A CN1267785A (en) | 1999-03-17 | 1999-03-17 | Multifunctional vehicle tail gas purifier |
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| Publication Number | Publication Date |
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| CN1267785A true CN1267785A (en) | 2000-09-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN99103379A Pending CN1267785A (en) | 1999-03-17 | 1999-03-17 | Multifunctional vehicle tail gas purifier |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101065321B (en) * | 2004-11-29 | 2010-07-28 | 切夫里昂美国公司 | High-silica molecular sieve CHA |
| CN102725062A (en) * | 2009-11-27 | 2012-10-10 | 法雷奥热系统公司 | Composition including an activated carbon, a zeolite and Fe ions, for a vehicle passenger compartment air filter |
| CN103711558A (en) * | 2013-12-19 | 2014-04-09 | 李刚海 | Automobile exhaust purification device |
| CN104136729A (en) * | 2012-01-20 | 2014-11-05 | 洋马株式会社 | Exhaust gas purification device |
| CN105952510A (en) * | 2016-06-29 | 2016-09-21 | 赣州安宏环保科技有限公司 | Automobile tail gas purifier filled with low-temperature and high-temperature active nano-sols in stacking tanks |
| CN111322180A (en) * | 2019-12-31 | 2020-06-23 | 广州周锋汽车科技有限公司 | Energy-saving and emission-reducing device and method for internal combustion engine |
-
1999
- 1999-03-17 CN CN99103379A patent/CN1267785A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101065321B (en) * | 2004-11-29 | 2010-07-28 | 切夫里昂美国公司 | High-silica molecular sieve CHA |
| CN102725062A (en) * | 2009-11-27 | 2012-10-10 | 法雷奥热系统公司 | Composition including an activated carbon, a zeolite and Fe ions, for a vehicle passenger compartment air filter |
| CN104136729A (en) * | 2012-01-20 | 2014-11-05 | 洋马株式会社 | Exhaust gas purification device |
| CN103711558A (en) * | 2013-12-19 | 2014-04-09 | 李刚海 | Automobile exhaust purification device |
| CN105952510A (en) * | 2016-06-29 | 2016-09-21 | 赣州安宏环保科技有限公司 | Automobile tail gas purifier filled with low-temperature and high-temperature active nano-sols in stacking tanks |
| CN105952510B (en) * | 2016-06-29 | 2018-09-14 | 赣州安宏环保科技有限公司 | Canned low high temperature active Nano sol automobile exhaust purifier is laminated |
| CN111322180A (en) * | 2019-12-31 | 2020-06-23 | 广州周锋汽车科技有限公司 | Energy-saving and emission-reducing device and method for internal combustion engine |
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