CN106014569A - Method and system for treating carbon monoxide in automobile exhaust - Google Patents

Method and system for treating carbon monoxide in automobile exhaust Download PDF

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Publication number
CN106014569A
CN106014569A CN201610301142.0A CN201610301142A CN106014569A CN 106014569 A CN106014569 A CN 106014569A CN 201610301142 A CN201610301142 A CN 201610301142A CN 106014569 A CN106014569 A CN 106014569A
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China
Prior art keywords
carbon monoxide
tail gas
exhaust
gas
vehicle exhaust
Prior art date
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CN201610301142.0A
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Chinese (zh)
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饶川辉
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Individual
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Individual
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Priority to CN201610301142.0A priority Critical patent/CN106014569A/en
Publication of CN106014569A publication Critical patent/CN106014569A/en
Priority to PCT/CN2017/074036 priority patent/WO2017193664A1/en
Withdrawn legal-status Critical Current

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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
    • 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
    • F01N11/00—Monitoring or diagnostic devices for exhaust-gas treatment apparatus, e.g. for catalytic activity
    • 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
    • F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
    • F01N3/0828—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents characterised by the absorbed or adsorbed substances
    • F01N3/0857—Carbon oxides
    • 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
    • F01N3/18—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 methods of operation; Control
    • F01N3/20—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 methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
    • 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
    • F01N3/18—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 methods of operation; Control
    • F01N3/20—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 methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
    • F01N3/2086—Activating the catalyst by light, photo-catalysts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2252/00—Absorbents, i.e. solvents and liquid materials for gas absorption
    • B01D2252/20—Organic absorbents
    • B01D2252/205—Other organic compounds not covered by B01D2252/00 - B01D2252/20494
    • B01D2252/2053—Other nitrogen compounds
    • 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
    • F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
    • F01N2560/02—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor
    • F01N2560/022—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor for measuring or detecting CO or CO2
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/40—Engine management systems

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Treating Waste Gases (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)

Abstract

The invention relates to a method and system for treating carbon monoxide in automobile exhaust. The method includes the following steps that the exhaust at an outlet of an automobile exhaust purifier is monitored in real time, and the exhaust is analyzed to obtain the varieties and content of various harmful gases in the exhaust; the harmful gases are identified according to the varieties of the harmful gases; whether the exhaust is over-limit discharged exhaust is judged according to the content of the harmful gases; if yes, whether the over-limit discharged harmful gases in the exhaust only contain carbon monoxide is judged according to identifications; and if it is judged that the over-limit discharged harmful gases in the exhaust only contain carbon monoxide according to the identifications, an absorption command is generated, and the exhaust is discharged into a container with a carbon monoxide absorbent according to the absorption command so that carbon monoxide can be treated. By means of the method and system, the over-limit discharged automobile exhaust can be effectively treated in time, and environment pollution and personal injuries are reduced.

Description

Carbon monoxide processing method in vehicle exhaust and system
Technical field
The present invention relates to automobile technical field, be specifically related to the carbon monoxide in a kind of vehicle exhaust Carbon monoxide processing system in processing method and a kind of vehicle exhaust.
Background technology
The discharge of vehicle exhaust is the problem that society pays high attention to, and comprises in the tail gas of motor vehicle emission Having carbon monoxide (CO) in interior various harmful gass, on the one hand these gases cause ring Environment pollution, on the other hand also can damage the person.
Such as, the speed ratio that the hemoglobin in blood of the carbon monoxide in vehicle exhaust is combined Fast 250 times of oxygen, carbon monoxide enters blood circulation through respiratory tract, after hemoglobin affinity Generate carboxyhemoglobin, thus weaken the blood function to each tissue conveying oxygen, endanger maincenter Nervous system, cause people sensation, react, understand, the malfunction such as memory, severe one is endangered Evil blood circulation, causes life danger.So, even if trace sucks carbon monoxide, also Fearful Hypoxic may be caused to injure to people.
Therefore, how to be further processed to reduce tail gas pair to the vehicle exhaust discharged that transfinites The pollution level of environment and personal injury, become a problem demanding prompt solution.
Summary of the invention
For the deficiencies in the prior art, it is an object of the invention to provide in a kind of vehicle exhaust Carbon monoxide processing method and system, it is possible to effectively to the oxidation in the tail gas of discharge of transfiniting Carbon processes in time, reduces tail gas and pollutes environment and the injury of the person.
For achieving the above object, the present invention adopts the following technical scheme that
Carbon monoxide processing method in a kind of vehicle exhaust, comprises the steps:
The tail gas of automobile exhaust purifier outlet is monitored in real time, and tail gas is analyzed Obtain kind and the content of various harmful gass in tail gas；
Each harmful gas is identified by the kind according to harmful gas；
Content according to various harmful gass judges whether tail gas is the tail gas discharged that transfinites；
The most then judging to transfinite in tail gas according to the described mark harmful gas discharged whether containing only There is carbon monoxide；
If comprising only an oxidation according to the described harmful gas judging to transfinite in tail gas discharge that identifies Carbon, then generate and absorb instruction, is inhaled to having carbon monoxide by exhaust emissions by this absorption instruction Receive in the container of agent and carry out carbon monoxide process.
The present invention also provides for the carbon monoxide processing system in a kind of vehicle exhaust, including:
Detection module, for the tail gas of automobile exhaust purifier outlet is monitored in real time, and Tail gas is analyzed obtaining kind and the content of various harmful gass in tail gas；
Mark module, for being identified each harmful gas according to the kind of harmful gas；
According to the content of various harmful gass, first judge module, for judging whether tail gas is super The tail gas of limit discharge；
Second judge module, for result that described first judge module is judged as being time, then Identify whether the harmful gas judging to transfinite in tail gas discharge comprises only carbon monoxide according to described；
Carbon monoxide processing module, is yes for the result judged when described second judge module Time, generate and absorb instruction, by this absorption instruction, exhaust emissions is absorbed to having carbon monoxide The container of agent carries out carbon monoxide process.
Compared with prior art, the carbon monoxide processing method in a kind of vehicle exhaust of the present invention And system, by the kind of harmful gas contained in vehicle exhaust and content are examined Survey, and various harmful gass are identified, being harmful to discharge beyond standards according to mark and content Gas processes respectively, and carbon monoxide is processed by emphasis, it is achieved process targetedly Harmful gas, can effectively improve the efficiency of vent gas treatment, it is to avoid environment is caused by vehicle exhaust Pollute and the person is damaged.
Accompanying drawing explanation
Fig. 1 is the carbon monoxide processing method in embodiments of the invention in a kind of vehicle exhaust Schematic flow sheet；
Fig. 2 is the flow chart processing vehicle exhaust in embodiments of the invention；
Fig. 3 is the carbon monoxide processing system in embodiments of the invention in a kind of vehicle exhaust Schematic diagram.
Detailed description of the invention
Below, in conjunction with accompanying drawing and detailed description of the invention, the present invention is described further:
Vehicle exhaust is after depurator, and the harmful gas comprised in it will be normally at standard State, but in the case of electromotor breaks down or depurator is out of order, may go out The tail gas now exceeded standard, the present invention is primarily directed to the after-treatment of tail gas.As it is shown in figure 1, this The carbon monoxide processing method in a kind of vehicle exhaust described in embodiment, comprises the steps:
Step S101, monitors in real time to the tail gas of automobile exhaust purifier outlet, and right Tail gas is analyzed obtaining kind and the content of various harmful gass in tail gas.To tail in this step Gas carries out the available multiple detectors of detection.Each detector can detect tail gas respectively In comprise kind and the content of harmful gas.This detector at least includes a kind of for detecting The detector of carbon monoxide content in tail gas.
Step S102, is identified each harmful gas according to the kind of harmful gas.Can root Harmful gas is identified by the result detected according to different detectors.
According to the content of various harmful gass, step S103, judges that tail gas is whether for discharge of transfiniting Tail gas.The most then there is at least one harmful gas in explanation tail gas and exceed the standard of country, Now perform step S104, it is achieved according to mark, the tail gas of discharge of transfiniting is processed.No Then, illustrate that vehicle exhaust, without harmful gas or even with little to ignoring, now returns and holds Row step S101 carries out continuing monitoring.
Step S104, the most then judge, according to described mark, the harmful of discharge of transfiniting in tail gas Whether gas comprises only carbon monoxide.The most then in explanation tail gas except carbon monoxide content relatively Outside height, other harmful gass, all in critical field, now perform step S105.
Step S105, if the judged result of step S104 is yes, i.e. judges according to described mark The harmful gas discharged that transfinites in tail gas comprises only carbon monoxide, then generate and absorb instruction, pass through This absorption instruction will carry out an oxidation in exhaust emissions to the container have absorbents of carbon monoxide Carbon processes.
In one embodiment, this absorbents of carbon monoxide can be a kind of by porous inorganic carrier and The compositions that the nitride being loaded with on it and the two-element match of copper chloride are constituted, and described group In compound, nitride can account for 0.5-0.8 mol ratio.Additionally, described inorganic carrier can be: Porous ceramics, activated carbon or titanium oxide etc..This nitride can be: pyridine andCompositions etc..This carbon monoxide absorbs Agent can effectively absorb the oxidation in tail gas.
As preferred embodiment, the described tail gas to automobile exhaust purifier outlet is carried out in real time Monitoring, and tail gas is analyzed obtaining kind and the mistake of content of various harmful gass in tail gas Journey may include steps of:
By the way of infrared detection, tail gas is monitored in real time；
According to absorbed ultrared wave-length coverage and absorbed degree, generate corresponding electricity Signal；
Kind and the content of harmful gas is drawn according to this signal of telecommunication analysis.
Due to vehicle exhaust has generally comprised carbon monoxide, Hydrocarbon, oxygen sulfur compound, The various harmful gas such as oxynitride.And every kind of gas has specific feature in these gases Absorption band and characteristic frequency, can be by by force when infrared spectrum falls near characteristic frequency band when Strong absorption.So harmful gas in tail gas can be detected by the infrared spectrum of individual features frequency The composition of body, and the amount of absorbed external spectrum can detect the content of corresponding gas.
As preferred embodiment, draw according to this signal of telecommunication analysis harmful gas kind and Before content step, it is also possible to comprise the steps: to be filtered successively by this signal of telecommunication and put Big process.Specifically by filter circuit and amplifying circuit the signal of telecommunication can be filtered respectively and put Big process.By the signal of telecommunication is filtered and after processing and amplifying, can effectively improve telecommunications Number detection accuracy.
As a preferable embodiment, by exhaust emissions to having one in described step S105 The process carrying out carbon monoxide process in the container of carbonoxide absorbent specifically can include as follows Step:
Obtain infrared light intensity obtained after infrared ray passes tail gas, and according to described infrared light The concentration of carbon monoxide in Strength co-mputation tail gas；
Obtain in real time automobile engine rotating speed and described in there is the appearance of absorbents of carbon monoxide Current Temperatures in device；Can be by placing one in the container have absorbents of carbon monoxide Temperature sensor gets described Current Temperatures；
The concentration of rotating speed, Current Temperatures and carbon monoxide according to described automobile engine calculates tail The speed of gas discharge, and control carbon monoxide absorption in a reservoir according to described speed.This In embodiment, equation below can be used to calculate the speed of exhaust emissions:
V C O = r * C a * T ;
In above formula, VCOFor the speed of exhaust emissions, the present invention refers in particular to exhaust emissions to having In the container of absorbents of carbon monoxide speed；R is the rotating speed of automobile engine, and C is one The concentration of carbonoxide, T is to have the Current Temperatures in the container of absorbents of carbon monoxide, and a is Constant coefficient, between 0.15-0.37.By controlling exhaust emissions to having carbon monoxide In the container of absorbent speed so that carbon monoxide can have absorbents of carbon monoxide Container in absorbed more completely by absorbents of carbon monoxide, thus improve carbon monoxide process Efficiency.Particularly, prove through substantial amounts of experimental data, when the value of a is taken as 0.2, one The efficiency that carbonoxide processes is optimal.
As preferred embodiment, if judging, according to described mark, the harmful of discharge of transfiniting in tail gas When gas not comprises only carbon monoxide, the most now in tail gas in addition to nitric oxide, also There are other harmful gass also to exceed standard, then can generate absorption instruction and catalytic reaction instruction simultaneously, Instructed by this absorption and catalytic reaction instructs in being discharged successively by vehicle exhaust and has an oxidation Container and the photo catalysis reactor of absorbent carbon process, as shown in Figure 2.The present invention implements In example, after processing through carbon monoxide, it is also possible to by tail gas by having titanium-dioxide photo Catalytic reaction layer also utilizes uviol lamp transmitting ultraviolet to absorb nitride and sulfide, by It is the after-treatment for vehicle exhaust in the present embodiment, the harmful substance in usual vehicle exhaust Content the most relatively low, so by can be thoroughly by nitride and sulfuration after light-catalyzed reaction Thing absorbs.In order to strengthen the absorption to nitride and sulfide, it usually needs be passed through oxygen, should Oxygen can be provided by an oxygen generating plant, equally absorbs an a small amount of oxidation in this step Carbon, promotes the treatment effeciency of carbon monoxide further.
In the present embodiment, the situation by all exceeding standard the content of all harmful gass processes, By first process carbon monoxide reprocess other harmful gass realize gas is respectively processed, Can effectively improve the efficiency of vent gas treatment, preferably reduce the harmful gas in tail gas.
As preferred embodiment, after tail gas being processed according to described mark, also may be used To comprise the steps:
The most processed vehicle exhaust is collected, and carries out being forced into two in tail gas Carbonoxide and nitrogen separate；
Nitrogen discharge after separating is gone out, and stores the carbon dioxide separated.
In the present embodiment, the density due to nitrogen is less than carbon dioxide, through being forced into certain limit To float on carbon dioxide supreme for nitrogen afterwards.Have in the container of opening thus by a upper end and carry out Pressurized treatments, when the pressure in container is enough by carbon dioxide and nitrogen separation, opens upper end Mouth is opened and is gone out by nitrogen discharge, such that it is able to collect carbon dioxide.Although CO2 emission Environmental pollution can be caused in atmosphere, but it may be used for industrial and agricultural production, so can have Effect carries out Appropriate application to carbon dioxide, it is to avoid pollute environment.
As preferred embodiment, judge that tail gas is as row of transfiniting according to the content of various harmful gass During the tail gas put, alarm command and idsplay order can be generated, carry out early warning according to alarm command, And according to idsplay order and mark, kind and the content of harmful gas each in tail gas are shown. By early warning and display, so that the content of harmful gas is more intuitively opened up in time in tail gas Show.It is easy to people by the content of this early warning and display, electromotor is overhauled, controls in time Tail gas pollution environment.
With reference to Fig. 3, corresponding with the carbon monoxide processing method in above-mentioned vehicle exhaust, this The bright carbon monoxide processing system also provided in a kind of vehicle exhaust, including:
Detection module 101, for the tail gas of automobile exhaust purifier outlet is monitored in real time, And tail gas is analyzed obtaining kind and the content of various harmful gass in tail gas；
Mark module 102, for being identified each harmful gas according to the kind of harmful gas；
Whether first judge module 103, for judging tail gas according to the content of various harmful gass Tail gas for discharge of transfiniting；
Second judge module 104, for result that described first judge module is judged as being time, Then identify whether the harmful gas judging to transfinite in tail gas discharge comprises only an oxidation according to described Carbon；
Carbon monoxide processing module 105, for the knot judged when described second judge module 104 When fruit is for being, generates and absorb instruction, by this absorption instruction by exhaust emissions to having an oxidation The container of absorbent carbon carries out carbon monoxide process.
As a preferable embodiment, described carbon monoxide processing module may include that
Concentration calculation module, for obtaining the infrared light intensity obtained by infrared ray passes after tail gas Degree, and according to the concentration of carbon monoxide in described infrared light Strength co-mputation tail gas；
Parameter acquisition module, for obtain in real time automobile engine rotating speed and described in have one Current Temperatures in the container of carbonoxide absorbent；
Rate control module, for rotating speed, Current Temperatures and one according to described automobile engine The concentration of carbonoxide calculates the speed of exhaust emissions, and controls carbon monoxide according to described speed Absorption in a reservoir.
Other technical characteristic of carbon monoxide processing system in above-mentioned a kind of vehicle exhaust and basis Inventing the carbon monoxide processing method in a kind of vehicle exhaust identical, it will not go into details herein.
In sum, the carbon monoxide processing method in the vehicle exhaust of the present invention and system are main Vehicle exhaust is carried out after-treatment, by the kind to harmful gas contained in vehicle exhaust Class and content detect, and are identified various harmful gass, will according to mark and content The harmful gas of discharge beyond standards particularly carbon monoxide processes, thus realizes targetedly Process harmful gas, can effectively improve the efficiency of vent gas treatment, it is to avoid owing to auto parts go out Tail gas pollution on the environment and injury that the person is caused during existing fault.
It should be noted that in various embodiments of the present invention automobile exhaust purifier can be all Prior art.
It will be apparent to those skilled in the art that can technical scheme as described above and structure Think, make other various corresponding changes and deformation, and all these changes and deformation Within all should belonging to the protection domain of the claims in the present invention.

Claims (10)

1. the carbon monoxide processing method in a vehicle exhaust, it is characterised in that include as Lower step:
The tail gas of automobile exhaust purifier outlet is monitored in real time, and tail gas is analyzed Obtain kind and the content of various harmful gass in tail gas；
Each harmful gas is identified by the kind according to harmful gas；
Content according to various harmful gass judges whether tail gas is the tail gas discharged that transfinites；
The most then judging to transfinite in tail gas according to the described mark harmful gas discharged whether containing only There is carbon monoxide；
If comprising only an oxidation according to the described harmful gas judging to transfinite in tail gas discharge that identifies Carbon, then generate and absorb instruction, is inhaled to having carbon monoxide by exhaust emissions by this absorption instruction Receive in the container of agent and carry out carbon monoxide process.
Carbon monoxide processing method in vehicle exhaust the most according to claim 1, its Being characterised by, described absorbents of carbon monoxide is by by the nitrogen being loaded with on porous inorganic carrier and its The compositions that the two-element match of compound and copper chloride is constituted, and in said composition, nitride accounts for 0.5-0.8 mol ratio；Described inorganic carrier includes: porous ceramics, activated carbon or titanium oxide； Described nitride be pyridine andCombination Thing.
Carbon monoxide processing method in vehicle exhaust the most according to claim 1, its Being characterised by, the described tail gas to automobile exhaust purifier outlet monitors in real time, and to tail Gas is analyzed obtaining the kind of various harmful gass and the process of content in tail gas and includes:
By the way of infrared detection, tail gas is monitored in real time；
According to absorbed ultrared wave-length coverage and absorbed degree, generate corresponding electricity Signal；
Kind and the content of harmful gas is drawn according to this signal of telecommunication analysis.
Carbon monoxide processing method in vehicle exhaust the most according to claim 3, its Be characterised by, draw according to this signal of telecommunication analysis the kind of harmful gas and content step it Before, also include being filtered successively by this signal of telecommunication and the step of processing and amplifying.
5. at according to the carbon monoxide in the vehicle exhaust described in claim 1-4 any one Reason method, it is characterised in that described by exhaust emissions to the container with absorbents of carbon monoxide In carry out the process of carbon monoxide process and include:
Obtain infrared light intensity obtained after infrared ray passes tail gas, and according to described infrared light The concentration of carbon monoxide in Strength co-mputation tail gas；
Obtain in real time automobile engine rotating speed and described in there is the appearance of absorbents of carbon monoxide Current Temperatures in device；
The concentration of rotating speed, Current Temperatures and carbon monoxide according to described automobile engine calculates tail The speed of gas discharge, and control carbon monoxide absorption in a reservoir according to described speed.
Carbon monoxide processing method in vehicle exhaust the most according to claim 1, its It is characterised by, if in the harmful gas of the discharge that judges to transfinite in tail gas according to described mark not During containing carbon monoxide, generate the most simultaneously and absorb instruction and catalytic reaction instruction, by this absorption Instruction and catalytic reaction instruction have absorbents of carbon monoxide in being discharged successively by vehicle exhaust Container and photo catalysis reactor process.
Carbon monoxide processing method in vehicle exhaust the most according to claim 1, its It is characterised by, after tail gas is processed, also includes:
The most processed vehicle exhaust is collected, and carries out being forced into two in tail gas Carbonoxide and nitrogen separate；
Nitrogen discharge after separating is gone out, and stores the carbon dioxide separated.
Carbon monoxide processing method in vehicle exhaust the most according to claim 1, its It is characterised by, when judging that tail gas is to transfinite the tail gas discharged according to the content of various harmful gass, Generate alarm command and idsplay order, carry out early warning according to alarm command, and according to idsplay order And kind and the content of harmful gas each in tail gas are shown by mark.
9. the carbon monoxide processing system in a vehicle exhaust, it is characterised in that including:
Detection module, for the tail gas of automobile exhaust purifier outlet is monitored in real time, and Tail gas is analyzed obtaining kind and the content of various harmful gass in tail gas；
Mark module, for being identified each harmful gas according to the kind of harmful gas；
According to the content of various harmful gass, first judge module, for judging whether tail gas is super The tail gas of limit discharge；
Second judge module, for result that described first judge module is judged as being time, then Identify whether the harmful gas judging to transfinite in tail gas discharge comprises only carbon monoxide according to described；
Carbon monoxide processing module, is yes for the result judged when described second judge module Time, generate and absorb instruction, by this absorption instruction, exhaust emissions is absorbed to having carbon monoxide The container of agent carries out carbon monoxide process.
Carbon monoxide processing system in vehicle exhaust the most according to claim 9, its Being characterised by, described carbon monoxide processing module includes:
Concentration calculation module, for obtaining the infrared light intensity obtained by infrared ray passes after tail gas Degree, and according to the concentration of carbon monoxide in described infrared light Strength co-mputation tail gas；
Parameter acquisition module, for obtain in real time automobile engine rotating speed and described in have one Current Temperatures in the container of carbonoxide absorbent；
Rate control module, for rotating speed, Current Temperatures and one according to described automobile engine The concentration of carbonoxide calculates the speed of exhaust emissions, and controls carbon monoxide according to described speed Absorption in a reservoir.
CN201610301142.0A 2016-05-09 2016-05-09 Method and system for treating carbon monoxide in automobile exhaust Withdrawn CN106014569A (en)

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Application Number Priority Date Filing Date Title
CN201610301142.0A CN106014569A (en) 2016-05-09 2016-05-09 Method and system for treating carbon monoxide in automobile exhaust
PCT/CN2017/074036 WO2017193664A1 (en) 2016-05-09 2017-02-19 Method and system for treating carbon monoxide in automobile exhaust gas

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Application Number Priority Date Filing Date Title
CN201610301142.0A CN106014569A (en) 2016-05-09 2016-05-09 Method and system for treating carbon monoxide in automobile exhaust

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CN106014569A true CN106014569A (en) 2016-10-12

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WO2017193665A1 (en) * 2016-05-09 2017-11-16 黄方元 Method for treating carbon monoxide in exhaust gas
CN110159407A (en) * 2019-05-24 2019-08-23 朱红 A kind of processing unit when the abnormal emission for vehicle exhaust

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017193664A1 (en) * 2016-05-09 2017-11-16 崔翠翠 Method and system for treating carbon monoxide in automobile exhaust gas
WO2017193665A1 (en) * 2016-05-09 2017-11-16 黄方元 Method for treating carbon monoxide in exhaust gas
CN110159407A (en) * 2019-05-24 2019-08-23 朱红 A kind of processing unit when the abnormal emission for vehicle exhaust

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Application publication date: 20161012