CN107313839A - A kind of exhaust gases of internal combustion engines processing method and its high-temperature reactor and processing unit - Google Patents
A kind of exhaust gases of internal combustion engines processing method and its high-temperature reactor and processing unit Download PDFInfo
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- CN107313839A CN107313839A CN201710761428.1A CN201710761428A CN107313839A CN 107313839 A CN107313839 A CN 107313839A CN 201710761428 A CN201710761428 A CN 201710761428A CN 107313839 A CN107313839 A CN 107313839A
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- Prior art keywords
- internal combustion
- gas
- combustion engines
- housing
- exhaust gases
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Classifications
-
- 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
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
-
- 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
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
- F01N3/26—Construction of thermal reactors
-
- 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
- F01N2570/00—Exhaust treating apparatus eliminating, absorbing or adsorbing specific elements or compounds
- F01N2570/10—Carbon or carbon oxides
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Treating Waste Gases (AREA)
- Exhaust Gas After Treatment (AREA)
Abstract
The present invention relates to the special purpose device of a kind of exhaust gases of internal combustion engines processing method and its correlation, it is characterized in, high-temperature reaction process, the tail gas that internal combustion engine is produced is passed through in the confined space rolled into a ball equipped with wire netting, under conditions of high temperature, C and CO in tail gas is chemically reacted with vapor, remove small C particles and CO in exhaust gases of internal combustion engines；The chemical equation wherein occurred isInvention solves influence of the exhaust gases of internal combustion engines to air PM2.5, is burnt away while can also rejoin the tail gas part after processing in internal combustion engine, reaches energy-conservation, consumption reduction, the purpose of emission reduction.
Description
Technical field
The present invention relates to a kind of exhaust gases of internal combustion engines processing method and its high-temperature reactor and processing unit, belong to internal combustion tail
Gas disposal technical field.
Background technology
Now, increasingly annoying modern society the problem of PM2.5, and vehicle exhaust is also one of PM2.5 important
Source, the improvement to tail gas increasingly paid attention to by various circles of society.During C particles and CO are tail gas in vehicle exhaust
Important pollutant, therefore C particles and CO in tail gas how are removed, it is the technology that those skilled in the art needs to solve
Problem.
The content of the invention
There is provided a kind of exhaust gases of internal combustion engines processing method and its high temperature in order to remove C particles and CO in tail gas by the present invention
Reactor and processing unit.
The technical scheme that the present invention solves above-mentioned technical problem is as follows：A kind of exhaust gases of internal combustion engines processing method, its it is special it
It is in the tail gas that internal combustion engine is produced is passed through in the confined space rolled into a ball equipped with wire netting, in high temperature by including high-temperature reaction process
Under conditions of, C and CO in tail gas is chemically reacted with vapor, remove small C particles and CO in exhaust gases of internal combustion engines；
The chemical equation wherein occurred is
The beneficial effects of the invention are as follows：The tail gas that the present invention produces internal combustion engine is passed directly to equipped with the close of wire netting group
Close in confined space, settled C particles using wire netting, and using the temperature in the temperature continuous improvement confined space of tail gas,
Temperature is set to be rapidly reached hot conditions, described high temperature is typically not less than 600 DEG C, under the high temperature conditions, realizes C and CO and H2O
Reaction, reaches the purpose for removing C particles in tail gas.
On the basis of above-mentioned technical proposal, the present invention can also do following improvement.
Further, described confined space is incubated using thermal insulating warm-keeping layer.
It is that confined space is used into thermal insulating warm-keeping layer using the beneficial effect of above-mentioned further scheme, is in order to by tail gas
Temperature effectively can control in confined space, it is to avoid the loss of heat, make hot conditions in the technical program can be with
Stable realization.
Further, cooling and purifying process is sequentially passed through after described high-temperature reaction process and separation utilizes process, it is described
Cooling and purifying process is that will be cooled down by the tail gas of high-temperature reaction process by condensing unit, and cooling procedure is cold by vapor
But Cheng Shui, removes particulate matter in tail gas, and the tail gas after supercooling will proceed separation and utilize process, and separation is using process
By water and CO2Part flowed out from separator, partly fail remove CO and vapor and reaction generation H2Send into internal combustion
Machine is burnt away.
Cooling and purifying process is that the temperature of the tail gas Jing Guo high-temperature process lowers, and makes the H in tail gas2O is become by gas
Into liquid, PM2.5 material is influenceed in the further absorbed portion tail gas of water of liquid condition, in the separator, H is utilized2、CO
And CO2The difference of density, realizes the layering of gas, the H on upper strata2, CO meetings and part the CO without liquefied water and lower floor2With
The water separation of liquid, and the H after separation2There can be intake lines of combustion engines to be passed into internal combustion without liquefied water with CO and part
Machine burns away as the fuel of internal combustion engine, reaches the purpose of energy-conservation.In this process, in a small amount of vapor is also entered
In combustion engine, the temperature burnt in internal combustion engine is very high, is reacted into the carbon distribution in the vapor and internal combustion engine of internal combustion engine, eliminates
Carbon distribution in internal combustion engine, makes to be cleaned in internal combustion engine, and cylinder and air inlet and exhaust valve also become cleaning.
A kind of high-temperature reactor using described exhaust gases of internal combustion engines processing method, it is characterized in that, including housing,
Air inlet pipe, gas outlet, escutcheon and wire netting group, described housing are adiabatic thermal insulation layer, and air inlet pipe, air inlet are installed in one end of housing
Pipe stretches into and stomata is evenly arranged on the tube wall of the part of housing, and the other end of housing sets venthole, the fixed cover on gas outlet
Button installs escutcheon, and wire netting group is in the space of housing, air inlet pipe and escutcheon formation.
In the technical program, for hot conditions required for realizing in reaction, in housing using adiabatic insulating layer structure,
So that the temperature of exhaust gases of internal combustion engines all concentrates on the inside of reactor shell, improve constantly the temperature in housing, in air inlet pipe
It is evenly arranged stomata so that the tail gas of internal combustion engine can quickly be distributed to the wire netting in housing by the stomata in air inlet pipe
In the space of group, using wire netting group retention C particles, gas can be evenly distributed to the space in housing, when temperature reaches height
When the temperature conditionss of temperature reaction, the effect that wire netting group also plays using iron to be catalyzed.Wherein described escutcheon
It is the cover for being uniformly distributed stomata, the tail gas by pyroreaction can pass through escutcheon by the stomata on escutcheon, and from reaction
The gas outlet discharge of device.
Further, end of the described air inlet pipe in housing is the structure of closing.The bottom lock of air inlet pipe, be in order to
Tail gas can be distributed to from the stomata on the side wall of air inlet pipe in wire netting group.
Further, end of the air inlet pipe in housing is fixedly connected with escutcheon.Can so allow air inlet pipe in housing not
Easily shake, overall structure is more stablized.
Further, escape pipe is installed at described gas outlet.Gas can both be concentrated and discharged by escape pipe, can also allow tail
Gas is passed into other processing units.
A kind of processing unit for tail of high-temperature reactor described in installation, it is characterized in that, described
High-temperature reactor outlet pipe end installs condenser, and described condenser includes preceding point of gas portion, gas-distributing pipe and the rear gas portion, point gas of converging
Point gas portion and rear remittance gas portion before pipe two ends are connected respectively, described gas-distributing pipe are at least two.By the tail gas Jing Guo high-temperature process
Cooled down by condenser, the temperature of gas can be reduced, while the water in cooling gas, the water of cooling can be with the middle part of adsorbed gas
Divide influence PM2.5 material.
Further, separator is installed in the rear end of described condenser, described separator includes separation chamber, CO and H2Go out
Tracheae and CO2With water escape pipe, described CO and H2Escape pipe is located at CO2With the top of water escape pipe.Separator is by H2、CO
With water and CO2Separation, realizes the separation of utilizable gas and not available gas.
Described CO and H2Escape pipe is connected to intake lines of combustion engines.CO and H2Escape pipe is connected to intake lines of combustion engines, will
H2, CO and vapor be passed into internal combustion engine as fuel and further burn, realize the purpose of energy-conservation.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the high-temperature reactor of use exhaust gases of internal combustion engines processing method in embodiment 2；
Fig. 2 is a kind of structural representation of the high-temperature reactor of use exhaust gases of internal combustion engines processing method in embodiment 3；
Fig. 3 is a kind of structural representation of processing unit for tail in embodiment 4.
Reference record is as follows：Warm reactor 1, housing 1-1, air inlet pipe 1-2, escutcheon 1-3, gas outlet 1-4, escape pipe
1-5, wire netting group 1-6, condenser 2, preceding point of gas portion 2-1, gas-distributing pipe 2-2, it is rear converge gas portion 2-3, separator 3, separation chamber 3-1,
CO and H2Escape pipe 3-2, CO2With water escape pipe 3-3.
Embodiment
The principle and feature of the present invention are described below in conjunction with accompanying drawing, the given examples are served only to explain the present invention, and
It is non-to be used to limit the scope of the present invention.
Embodiment 1
A kind of exhaust gases of internal combustion engines processing method, including high-temperature reaction process, internal combustion engine is produced
Tail gas is passed through in the confined space equipped with wire netting, under conditions of high temperature, makes C and CO and the vapor in tail gas
Chemically react, remove the small C particles and CO in exhaust gases of internal combustion engines；The chemical equation wherein occurred is
In the above-described embodiment, hot conditions are mentioned, in order to realize the hot conditions of reaction needs, so closed
Space is incubated using thermal insulating warm-keeping layer.
Because after pyroreaction, still having the CO of part untreated in tail gas, this part of CO can be after
It is continuous to recycle, so cooling and purifying process is sequentially passed through after described high-temperature reaction process and separation utilizes process, it is described
Cooling and purifying process is that will be cooled down by the tail gas of high-temperature reaction process by condensing unit, and cooling procedure is cold by vapor
But Cheng Shui, removes particulate matter in tail gas, and the tail gas after supercooling will proceed separation and utilize process, and separation is using process
By water and CO2Part flowed out from separator, partly fail remove CO and vapor and reaction generation H2Send into internal combustion
Machine is burnt away.
Embodiment 2
A kind of high-temperature reactor (referring to Fig. 1) using described exhaust gases of internal combustion engines processing method, the high-temperature reactor 1 is wrapped
It is adiabatic thermal insulation layer to include housing 1-1, air inlet pipe 1-2, gas outlet 1-4, escutcheon 1-3 and wire netting group 1-6, described housing 1-1,
Air inlet pipe 1-2 is installed in housing 1-1 one end, and air inlet pipe 1-2, which is stretched into, is evenly arranged stomata, shell on the tube wall of housing 1-1 part
The body 1-1 other end sets venthole 1-4, and fixed cover button installs escutcheon 1-3 on the 1-4 of gas outlet, and wire netting group 1-6 is arranged on
In the space of housing 1-1, air inlet pipe 1-2 and escutcheon 1-3 formation.Housing 1-1 is that adiabatic thermal insulation layer is the sandwich establishment in housing,
And rock wool and the insulation material similar to rock wool are filled between interlayer.
, will be above-mentioned in order to allow tail gas can be uniformly from the space for being distributed to wire netting group on air inlet pipe 1-2 side wall
Technical scheme on the basis of, by end of the described air inlet pipe in housing for closing structure.
Embodiment 3
A kind of high-temperature reactor (referring to Fig. 2) using described exhaust gases of internal combustion engines processing method, including housing 1-1, enter
Tracheae 1-2, gas outlet 1-4, escutcheon 1-3 and wire netting group 1-6, described housing 1-1 are adiabatic thermal insulation layer, the one of housing 1-1
Air inlet pipe 1-2 is installed at end, and air inlet pipe 1-2 is stretched into and stomata is evenly arranged on the tube wall of housing 1-1 part, and housing 1-1's is another
End sets venthole 1-4, and fixed cover button installs escutcheon 1-3 on the 1-4 of gas outlet, and wire netting group 1-6 is arranged on housing 1-1, entered
In the space of tracheae 1-2 and escutcheon 1-3 formation, ends of the air inlet pipe 1-2 in housing 1-1 is fixedly connected with escutcheon 1-3.So
Design air inlet pipe will not be shaken because of external force in enclosure interior, improve the stability and security of equipment.
In order to allow the tail gas by high-temperature process to concentrate output and be easy to be transferred in the equipment of next step processing, institute
Escape pipe 1-5 is installed at the gas outlet stated.
Embodiment 4
A kind of processing unit for tail (referring to Fig. 3), including housing 1-1, air inlet pipe 1-2, gas outlet 1-4, escutcheon
1-3 and wire netting group 1-6, described housing 1-1 are adiabatic thermal insulation layer, housing 1-1 one end installation air inlet pipe 1-2, air inlet pipe
1-2 is stretched into and stomata is evenly arranged on the tube wall of housing 1-1 part, and the housing 1-1 other end sets venthole 1-4, in outlet
Fixed on mouth 1-4 and cover button installation escutcheon 1-3, wire netting rolls into a ball what 1-6 was formed installed in housing 1-1, air inlet pipe 1-2 and escutcheon 1-3
In space, ends of the air inlet pipe 1-2 in housing 1-1 is fixedly connected with escutcheon 1-3, and escape pipe 1- is installed at described gas outlet
5, condenser 2 is installed in the described escape pipe 1-5 ends of high-temperature reactor 1, described condenser 2 includes preceding point of gas portion 2-1, divided
Tracheae 2-2 and rear converge divide gas portion 2-1 and the rear gas portion 2-3, described point gas of converging before gas portion 2-3, gas-distributing pipe 2-2 two ends are connected respectively
Pipe 2-2 is at least two.
In order to which condensed gas is further separated, separator 3 is installed in the rear end of described condenser 2, it is described
Separator 3 include separation chamber 3-1, CO and H2Escape pipe 3-2 and CO2With water escape pipe 3-3, described CO and H2Escape pipe 3-2
Positioned at CO2With water escape pipe 3-3 top.The end of separation 3 can be arranged on by the pipeline of the thorough fare separator 3 of condenser 3,
By CO and H in separator2With CO2Separated with water.
Described CO and H2Escape pipe 3-2 is connected to combustion chambers of internal combustion engines air inlet pipe.
The foregoing is only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent substitution and improvements made etc. should be included in the scope of the protection.
Claims (10)
1. a kind of exhaust gases of internal combustion engines processing method, it is characterised in that including high-temperature reaction process, internal combustion engine is produced
Tail gas is passed through in the confined space equipped with wire netting, under conditions of high temperature, C and CO in tail gas is steamed with water
Gas chemically reacts, and removes small C particles and CO in exhaust gases of internal combustion engines；The chemical equation wherein occurred is
2. exhaust gases of internal combustion engines processing method according to claim 1, it is characterised in that described confined space is using adiabatic
Heat-insulation layer is incubated.
3. exhaust gases of internal combustion engines processing method according to claim 2, it is characterised in that after described high-temperature reaction process according to
Secondary process cooling and purifying process and separation utilize process, and described cooling and purifying process is by by the tail gas of high-temperature reaction process
Cooled down by condensing unit, vapor is cooled to water by cooling procedure, remove particulate matter in tail gas；Tail after supercooling
Gas will proceed separation and utilize process, and separation is by water and CO using process2Part flowed out from separator, partly fail
The CO and vapor of removing and the H of reaction generation2Feeding internal combustion engine is burnt away.
4. the high-temperature reactor of the exhaust gases of internal combustion engines processing method described in a kind of usage right requirement 1, it is characterised in that including shell
Body, air inlet pipe, gas outlet, escutcheon and wire netting group, described housing are adiabatic thermal insulation layer, and air inlet pipe is installed in one end of housing,
Air inlet pipe stretches into and stomata is evenly arranged on the tube wall of the part of housing, and the other end of housing sets venthole, solid on gas outlet
Fixed cover button installs escutcheon, and wire netting group is in the space of housing, air inlet pipe and escutcheon formation.
5. high-temperature reactor according to claim 4, it is characterised in that end of the described air inlet pipe in housing is envelope
The structure closed.
6. the high-temperature reactor according to claim 4 or 5, it is characterised in that end and hole of the air inlet pipe in housing
Cover is fixedly connected.
7. high-temperature reactor according to claim 6, it is characterised in that escape pipe is installed at described gas outlet.
8. a kind of processing unit for tail for installing the high-temperature reactor described in claim 7, it is characterised in that described
High-temperature reactor outlet pipe end condenser is installed, described condenser include preceding point of gas portion, gas-distributing pipe and it is rear converge gas portion, point
Point gas portion and rear remittance gas portion before tracheae two ends are connected respectively, described gas-distributing pipe are at least two.
9. processing unit for tail according to claim 8, it is characterised in that pacify in the rear end of described condenser
Separator is filled, described separator includes separation chamber, CO and H2Escape pipe and CO2With water escape pipe, described CO and H2Escape pipe
Positioned at CO2With the top of water escape pipe.
10. processing unit for tail according to claim 9, it is characterised in that described CO and H2Escape pipe is connected
To intake lines of combustion engines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710761428.1A CN107313839B (en) | 2017-08-30 | 2017-08-30 | Internal combustion engine tail gas treatment method, high-temperature reactor and treatment device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710761428.1A CN107313839B (en) | 2017-08-30 | 2017-08-30 | Internal combustion engine tail gas treatment method, high-temperature reactor and treatment device thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107313839A true CN107313839A (en) | 2017-11-03 |
| CN107313839B CN107313839B (en) | 2023-05-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710761428.1A Active CN107313839B (en) | 2017-08-30 | 2017-08-30 | Internal combustion engine tail gas treatment method, high-temperature reactor and treatment device thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110080860A (en) * | 2019-04-12 | 2019-08-02 | 南安新笙活商贸有限公司 | The environmental protection gear box that a kind of pair of vehicle exhaust is utilized |
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2017
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| ES394366A1 (en) * | 1971-08-19 | 1973-12-01 | Texaco Development Corp | A procedure for the production of carbon monoxide and hydrogen. (Machine-translation by Google Translate, not legally binding) |
| US20020139113A1 (en) * | 2001-04-03 | 2002-10-03 | Guillermo Almagro | Diesel soot burning device |
| US20020170286A1 (en) * | 2001-04-25 | 2002-11-21 | Andreas Docter | Device and method for cleansing exhaust gas |
| JP2002361047A (en) * | 2001-06-01 | 2002-12-17 | Nissan Motor Co Ltd | Method for cleaning exhaust and apparatus therefor |
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Cited By (1)
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| CN110080860A (en) * | 2019-04-12 | 2019-08-02 | 南安新笙活商贸有限公司 | The environmental protection gear box that a kind of pair of vehicle exhaust is utilized |
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| Publication number | Publication date |
|---|---|
| CN107313839B (en) | 2023-05-16 |
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