CN108868974A - Diesel-driven generator exhaust gas processing device - Google Patents
Diesel-driven generator exhaust gas processing device Download PDFInfo
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- CN108868974A CN108868974A CN201811019631.2A CN201811019631A CN108868974A CN 108868974 A CN108868974 A CN 108868974A CN 201811019631 A CN201811019631 A CN 201811019631A CN 108868974 A CN108868974 A CN 108868974A
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- driven generator
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- 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
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/04—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust using liquids
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—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
- F01N3/2066—Selective catalytic reduction [SCR]
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2570/00—Exhaust treating apparatus eliminating, absorbing or adsorbing specific elements or compounds
- F01N2570/14—Nitrogen oxides
- F01N2570/145—Dinitrogen oxide
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2610/00—Adding substances to exhaust gases
- F01N2610/02—Adding substances to exhaust gases the substance being ammonia or urea
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
- Y02C20/00—Capture or disposal of greenhouse gases
- Y02C20/10—Capture or disposal of greenhouse gases of nitrous oxide (N2O)
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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
- 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)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Exhaust Gas After Treatment (AREA)
- Treating Waste Gases (AREA)
Abstract
The present invention provides a kind of diesel-driven generator exhaust gas processing devices, are related to tail gas disposal technique field, solve the technical issues of diesel-driven generator exhaust gas processing device in the prior art can not be effectively treated NO ingredient a large amount of in diesel generation tail gas.The diesel-driven generator exhaust gas processing device includes Chemical treatment chamber and is located at the indoor chemical agent spray equipment of Chemical treatment chamber, and chemical agent spray equipment can be sprayed chemical agent into Chemical treatment chamber and can at least be removed the NO in the diesel generation tail gas for flowing through Chemical treatment chamber using chemical agent.The present invention is for fast and effeciently removing the NO ingredient in diesel generation tail gas.
Description
Technical field
The present invention relates to tail gas disposal technique fields, more particularly, to a kind of diesel-driven generator exhaust gas processing device.
Background technique
Diesel-driven generator has many advantages, such as that starting is convenient, O&M is convenient, environmental suitability is strong, is widely used in temporarily sending out
Electricity, field building site, mine factory etc., frequently as backup power source or temporary source.But dirt of the diesel generation tail gas to atmosphere
Contaminate it is more serious, with country to environmental protection increasingly pay attention to, the processing of diesel generation tail gas is with regard to particularly important.Diesel-driven generator
Tail gas refers to the tail gas sprayed after diesel-driven generator burning diesel oil, and main component is PM (particulate material) and NOx.Diesel generation
The particle that machine is discharged mainly have the tissues such as soot particulate matter, sulfate, ash particle insoluble granule and imperfect combustion combustion
The sol particle of oil, machine oil and its intermediate product or suspended particulates (aerosol) composition, particulate matter can go deep into lung's damage of people
Hurt the self purification in various channels in lung, so that other compounds be made to play carcinogenesis.Mixed gas in diesel-driven generator
When burning, due to the high temperature and pressure of flame zone, causes in air oxygen and nitrogen to react and generate NOx, wherein NO accounts for about
90%, remaining is N2O and NO2Deng.After NO enters atmosphere, NO easily is generated with substance reactions such as ozone in atmosphere2, NO2With compared with
Strong toxicity and corrosivity has strong impulse to human body eye, nose, respiratory tract and lung, meanwhile, NO2Or Urban Acid Rain
With the main contributor of photochemical fog.
Currently, diesel-driven generator vent gas treatment majority carries out desulfurization and dedusting improvement to tail gas using water spray method, but exist
Process flow is too simple, the not ideal enough situation for the treatment of effect.
Applicants have discovered that at least there is following technical problem in the prior art：Existing diesel-driven generator exhaust gas processing device without
Method handles NO a large amount of in diesel generation tail gas.
Summary of the invention
The purpose of the present invention is to provide diesel-driven generator exhaust gas processing devices, to solve diesel oil existing in the prior art
The technical issues of generator tail gas processing unit can not be handled NO a large amount of in diesel generation tail gas.The present invention provides
Many technical solutions in many technical effects elaboration as detailed below that can be generated of optimal technical scheme.
To achieve the above object, the present invention provides following technical schemes：
Diesel-driven generator exhaust gas processing device provided by the invention, including Chemical treatment chamber and be located at describedization
The indoor chemical agent spray equipment of chemicals treatment chamber is learned, wherein：
The chemical agent spray equipment can spray chemical agent into the Chemical treatment chamber and can utilize institute
It states chemical agent and at least removes NO in the diesel generation tail gas for flowing through the Chemical treatment chamber.
Further, the Chemical treatment chamber is that urea solution sprays chamber, and the chemical agent spray equipment is urine
Plain liquid spray equipment, the urea solution spray equipment include the urea solution entrance that the urea solution spray chamber indoor top is arranged in
The spray pipeline being connected with the urea solution entrance, the spray pipeline are equipped with spray nozzle, the spray nozzle energy
Spray urea solution.
Further, the spray pipeline helically extends to the urea solution spray cavity bottom from top to bottom；It is described
Spray nozzle is evenly distributed on the spray pipeline and the spray nozzle is gimbaled nozzle.
Further, the diesel-driven generator exhaust gas processing device further includes chemical agent filtering circulating device, the chemistry
Medicament filtering circulating device can be filtered by being gathered in the Chemical treatment chamber after chemical agent spray equipment ejection
The chemical agent of bottom, and the conveying of filtered chemical agent is back to the chemical agent spray equipment.
Further, the diesel-driven generator exhaust gas processing device is additionally provided with the alert process device that builds the pressure, the report that builds the pressure
The alarm device that processing unit includes pressure sensor and is electrically connected with the pressure sensor is warned, the pressure sensor is located at
In the Chemical treatment chamber and the pressure for flowing through the tail gas of the Chemical treatment chamber can be detected and to the police
Reporting device output is corresponding with the pressure of tail gas to detect signal；The alarm device can be in the corresponding tail gas of the detection signal
Pressure sounds an alarm when being more than alarm pressure value.
Further, exhaust valve is additionally provided on the Chemical treatment chamber, the alert process device that builds the pressure also wraps
Executive device is included, the executive device is electrically connected with the alarm device, and the exhaust valve is connected with the executive device；Institute
The exhaust can be driven when the pressure of the corresponding tail gas of the detection signal equals or exceeds alarm pressure value by stating executive device
Valve is opened；The executive device can drive the row when the pressure of the corresponding tail gas of the detection signal is less than alarm pressure value
Air valve is closed.
Further, the diesel-driven generator exhaust gas processing device further includes stainless steel helices chamber, the stainless steel helices
Stainless steel steel wire is provided in chamber, the stainless steel steel wire can filter the diesel oil hair for flowing through the stainless steel helices chamber
Drop and solid particulate matter in motor tail gas.
Further, the diesel-driven generator exhaust gas processing device further includes ceramic element chamber, the ceramic element chamber
It is inside provided with ceramic element, the ceramic element can adsorb consolidating in the diesel generation tail gas for flowing through the ceramic element chamber
Body particulate matter.
Further, the diesel-driven generator exhaust gas processing device further includes electric light solution chamber, is set in the electric light solution chamber
It is equipped with electric light solution device, the electric light solution device can be by the organic matter in the diesel generation tail gas for flowing through the electric light solution chamber
It is degraded at least C2O and H2O。
Further, active carbon is additionally provided in the electric light solution chamber, the active carbon, which can adsorb, flows through the electric light solution
The organic pollutant molecule in solid particulate matter and/or tail gas in the diesel generation tail gas of chamber.
Beneficial effects of the present invention are：Due to not having in the prior art to NO, the solid particulate matter in diesel generation tail gas
Have and effectively handled, therefore diesel-driven generator exhaust gas processing device of the invention is equipped with Chemical treatment chamber, is changing
Learn the chemical agent for being provided in chemicals treatment chamber and capable of spraying chemical agent to the tail gas for flowing through Chemical treatment chamber
Spray equipment, the chemical agent of ejection can carry out chemical reaction with the NO in diesel generation tail gas at least to remove NO, keep away
Exempt from NO ingredient and enter atmosphere to be oxidized to NO2To cause serious harm, while the change sprayed to atmosphere and other environment
Solid particulate matter can partially be removed by learning medicament, further reduce the ingredient in tail gas to environmental hazard.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the schematic diagram of diesel-driven generator exhaust gas processing device of the present invention；
Fig. 2 is the schematic diagram of urea solution the spray chamber and the 5th chamber of diesel-driven generator exhaust gas processing device of the present invention；
Fig. 3 is the schematic diagram of the stainless steel helices chamber of diesel-driven generator exhaust gas processing device of the present invention；
Fig. 4 is the schematic diagram of the ceramic element chamber of diesel-driven generator exhaust gas processing device of the present invention；
Fig. 5 is the schematic diagram of the electric light solution chamber of diesel-driven generator exhaust gas processing device of the present invention.
1, urea solution sprays chamber in figure；111, urea solution entrance；112, spray pipeline；113, spray nozzle；121, it presses
Force snesor；122, warning lamp；123, executive device；13, exhaust valve；14, leakage fluid dram；2, stainless steel helices chamber；21, silk screen is taken out
Drawer；3, ceramic element chamber；31, ceramic element drawer；4, electric light solution chamber；41, UV photodissociation exhaust-gas treatment lamp；42, active carbon
Drawer；5, the 5th chamber；511, filtrate double-edged fine-toothed comb；512, urea solution sink；513, effluent filter；514, circulating pump.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, technical solution of the present invention will be carried out below
Detailed description.Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art are obtained all without making creative work
Other embodiment belongs to the range that the present invention is protected.
As shown in Figures 1 to 5, the present invention provides a kind of diesel-driven generator exhaust gas processing devices, including at chemical agent
It manages chamber and is located at the indoor chemical agent spray equipment of Chemical treatment chamber, chemical agent spray equipment can be to chemical drugs
Spray chemical agent simultaneously can at least remove the diesel oil hair for flowing through Chemical treatment chamber using chemical agent in agent processing chamber housing
NO in motor tail gas.
Due to not handled effectively the NO in diesel generation tail gas in the prior art, bavin of the invention
Fry dried food ingredients motor exhaust gas processing device is equipped with Chemical treatment chamber, and being provided in Chemical treatment chamber can be to flowing through
The chemical agent spray equipment of the tail gas spray chemical agent of Chemical treatment chamber, the chemical agent of ejection at least can be with bavin
NO in oily generator tail gas carries out chemical reaction to removing NO, avoids NO ingredient and enters atmosphere and is oxidized to NO2To
Serious harm is caused to atmosphere and other environment, while the chemical agent sprayed can partially remove solid particulate matter, into one
Step reduces the ingredient in tail gas to environmental hazard.In the present embodiment, other than being provided with Chemical treatment chamber, also set
Stainless steel helices chamber, ceramic element chamber and electric light solution chamber, subsequent chamber has been set to enhance to solid particulate matter and tail gas
The processing of middle organic pollutant, it is ensured that the purpose of diesel-driven generator exhaust emissions deep purifying.
Optionally embodiment, Chemical treatment chamber are that urea solution sprays chamber 1, chemical agent spray equipment
For urea solution spray equipment, urea solution spray equipment includes the urea solution entrance 111 that urea solution spray 1 inner top of chamber is arranged in
The spray pipeline 112 being connected with urea solution entrance 111, spray pipeline 112 are equipped with spray nozzle 113, spray nozzle 113
Urea solution can be sprayed.
In the present embodiment, Chemical treatment chamber is that urea solution sprays chamber 1, is reacted using urea solution with NO and generates nothing
Harmful N2And water, it is generated without other harmful byproducts, more thoroughly solves the pollution problem of NO；Urea spray dress
The spray setting the urea solution entrance 111 including urea solution spray 1 inner top of chamber is arranged in and being connected with urea solution entrance 111
Pipeline 112, such urea solution entrance 111 can with provide urea solution device be connected, so as to urea solution continuously by
The ejection of spray nozzle 113 on spray pipeline 112 reacts with NO and removes NO.
Optionally embodiment, spray pipeline 112 helically extend to urea solution spray 1 bottom of chamber from top to bottom
Portion；Spray nozzle 113 is evenly distributed on spray pipeline 112 and spray nozzle 113 is gimbaled nozzle.
In the present embodiment, spray pipeline 112 spirally extends to urea solution spray 1 bottom of chamber from top to bottom, and sprays
Spray head 113 is evenly distributed on spray pipeline 112, is both provided with spray head from top to bottom in such urea solution spray chamber 1, and is sprayed
Spraying first 113 is gimbaled nozzle, and this makes it possible to the tail gas guaranteed in urea solution spray chamber 1 and the urea solution that sprays out are abundant
Contact, it is ensured that the NO ingredient in tail gas is sufficiently reacted with urea solution, reduces omission to the greatest extent, and part NO has been avoided to be discharged into atmosphere,
Endanger environment；When spray, the liquid speed degree that goes out of urea solution is 3m/s~5m/s at spray nozzle 113, and such liquid speed degree out guarantees
NO in tail gas can sufficiently be reacted with urea solution, spent without going out liquid speed and caused urea solution excess waste greatly.
Optionally embodiment, diesel-driven generator exhaust gas processing device further include chemical agent filtering circulating device,
Chemical agent filtering circulating device can be filtered by being gathered in Chemical treatment cavity bottom after the ejection of chemical agent spray equipment
Chemical agent, and by filtered chemical agent conveying be back to chemical agent spray equipment.
It after being sprayed out due to chemical agent, is not reacted with the harmful components in tail gas all, if by spraying out
The chemical agent gone, which discards, will cause biggish waste, if it is possible to be recycled and re-use, it will largely
Save cost；In the present embodiment, Chemical treatment chamber is that urea solution sprays chamber 1, and chemical agent spray equipment is urea
Liquid spray equipment, chemical agent filtering circulating device are urea solution filtering circulating device；
Urea solution filtering circulating device includes the urea solution sink 512 that top is covered with filtrate double-edged fine-toothed comb 511, and successively with
The effluent filter 513 and circulating pump 514 that urea solution sink 512 is connected, urea solution spray 1 bottom of chamber and are equipped with leakage fluid dram
14, leakage fluid dram 14 is connected with urea solution sink 512, the urea solution entrance of circulating pump 514 and urea solution spray 1 inner top of chamber
111 are connected；Urea solution sprays the urea solution of 1 congregate of chamber by leakage fluid dram 14 and after the filtering of filtered fluid double-edged fine-toothed comb 511
Into urea solution sink 512, the urea solution in urea solution sink 512 passes through circulation after effluent filter 513 filters again
Pump 514 is pumped to urea solution entrance 111；The screen size of filtrate double-edged fine-toothed comb 511 is 0.300mm, and standard mesh number is 50 mesh, single layer
Arrangement；Effluent filter 513 is sintered strainer using 316L stainless steel, and intensity is big, precision is high, good corrosion resistance, highest filtering essence
It spends up to 0.1mm；Circulating pump 514 selects pipeline pump, and pumpage is calculated according to the power and exhaust smoke level of diesel-driven generator；
Due to urea solution with tail gas contact when, do not remove only NO ingredient, and the particulate matter in tail gas also with urea solution
Mixing, if the urea solution of urea solution spray 1 bottom of chamber is directly transmitted back to urea solution spray equipment, particulate matter will cause spray
Shower pipe road 112 and spray nozzle 113 are blocked, and influence spraying effect, therefore are gathered in the urea of urea solution spray 1 bottom of chamber
Liquid needs first to filter wherein particulate matter component, is then transmitted back to urea solution spray chamber 1 again and is recycled；And the present embodiment
In, take secondary filtration mode as filtrate double-edged fine-toothed comb 511 and effluent filter 513, impurity in the urea solution of recycling
Less, more difficult to result in blockage to urea solution spray equipment, frequent stop cleaning urea solution spray equipment is not needed yet, it will not
Loss is brought to production；Pipeline pump runs smoothly, and low noise, structure is simple, easy to maintain.
Optionally embodiment, diesel-driven generator exhaust gas processing device are additionally provided with the alert process device that builds the pressure, suppress
Pressure alert process device includes pressure sensor 121 and the alarm device that is electrically connected with pressure sensor 121, pressure sensor
121 are located in Chemical treatment chamber and can detect the pressure for flowing through the tail gas of Chemical treatment chamber and to alarm device
Output is corresponding with the pressure of tail gas to detect signal；Alarm device can be more than alarm pressure in the pressure of the corresponding tail gas of detection signal
It is sounded an alarm when force value.
Diesel-driven generator exhaust gas processing device is connected with the exhaust pipe of diesel-driven generator, once at diesel generation tail gas
Reason device occur blocking, be vented it is unsmooth it will cause the generation that builds the pressure, may to diesel-driven generator exhaust gas processing device and
Diesel-driven generator causes serious damage, but the phenomenon that builds the pressure occurs at the beginning without manifest signs, and staff can not yet
Discover easily, is easy to miss and does pretreated good opportunity, therefore be provided with the alert process device that builds the pressure；
In the present embodiment, the alert process device that builds the pressure includes pressure sensor 121 and is electrically connected with pressure sensor 121
Alarm device, alarm device include control device, warning lamp 122 and alarm bell, and warning lamp 122 and alarm bell are electrically connected with control device respectively
It connects；Pressure sensor 121 is located in urea solution spray chamber 1 and can detect the pressure for flowing through the tail gas of urea solution spray chamber 1
And detect signal to control device output is corresponding with the pressure of tail gas, be equal to when the pressure for detecting the corresponding tail gas of signal or
When more than alarm pressure value, control device can issue control signal to warning lamp 122 and alarm bell, light warning lamp 122, send out alarm bell
The tinkle of bells out such as cuts off diesel-driven generator and diesel-driven generator exhaust gas processing device to remind staff to take necessary measure
Connection etc.；
It includes gas inlet that urea solution, which sprays chamber 1, and the exhaust pipe of diesel-driven generator is connected with gas inlet, and pressure passes
Sensor 121 is arranged near gas inlet, can timely and effectively monitor the tail gas pressure in urea solution spray chamber 1 in this way
Variation, feeds back staff as early as possible and takes treatment measures in time.
Optionally embodiment is additionally provided with exhaust valve 13 on Chemical treatment chamber, the alert process that builds the pressure dress
Setting further includes executive device 123, and executive device 123 is electrically connected with alarm device, and exhaust valve 13 is connected with executive device 123；
Executive device 123 can be opened driving exhaust valve 13 when the pressure for detecting the corresponding tail gas of signal equals or exceeds alarm pressure value
It opens；Executive device 123 driving exhaust valve 13 can be closed when the pressure for detecting the corresponding tail gas of signal is less than alarm pressure value.
In the present embodiment, other than the way only sounded an alarm, exhaust is also provided on urea solution spray chamber 1
Valve 13, the alert process device that builds the pressure further include executive device 123, and executive device 123 is electrically connected with control device, executive device
123 are connected with exhaust valve 13, when the pressure in urea solution spray chamber 1 is greater than alarm pressure value, tail gas pressure detection value
More than alarm pressure value, control device can send control signal to executive device 123, and executive device 123 is made to drive exhaust valve 13
It opens, reduces the pressure in urea solution spray chamber 1；Similarly, when the pressure reduction to less than alarm in urea solution spray chamber 1
When pressure value, tail gas pressure detection value is less than alarm pressure value, and control device can send control signal to executive device 123, make
Executive device 123 drives exhaust valve 13 to close, and such diesel-driven generator exhaust gas processing device can continue with tail gas, thus
Without manually going cutting perhaps to rebuild the connection of diesel-driven generator and diesel-driven generator exhaust gas processing device or other being taken to arrange
It applies；Even if staff can not rush towards in-situ processing in time, serious harm or consequence will not occur.
Optionally embodiment, diesel-driven generator exhaust gas processing device further include stainless steel helices chamber 2, stainless steel
Stainless steel steel wire is provided in filler chamber 2, stainless steel steel wire can adsorb the diesel generation for flowing through stainless steel helices chamber 2
Drop and solid particulate matter in tail gas.
Multilayer stainless steel steel wire is provided in stainless steel helices room to filter tail gas, it is in the present embodiment, multilayer is stainless
The stacking of steel steel wire is designed to that the structure of silk screen drawer 21 facilitates its push-in to pull out stainless steel helices room, in stainless steel helices chamber
In 2 the working face of silk screen drawer 21 and tail gas to flow to direction vertical；Silk screen drawer 21 with a thickness of 100mm-150mm, it is stainless
There are four the silk screen drawers 21 being spaced apart from each other for setting in steel filler chamber 2, and are provided with one between two neighboring silk screen drawer 21
Fixed interval is divided into 0.7-1.5 times of distance of the thickness of silk screen drawer 21 between being somebody's turn to do, this is the quality in order to guarantee vent gas treatment,
Guarantee that tail gas can move smoothly through stainless steel helices chamber 2 simultaneously, will not build the pressure phenomenon；
The indoor stainless steel steel wire of stainless steel helices can filter out aqueous vapor and other droplets in tail gas, remove tail
Soluble of particle and imperfect combustion fuel oil, machine oil and its intermediate product or suspended particulates (aerosol) composition in gas
Grain reduces the part that harmful substance in tail gas enters atmosphere.
Optionally embodiment, diesel-driven generator exhaust gas processing device further include ceramic element chamber 3, ceramic element
Ceramic element is provided in chamber 3, ceramic element can adsorb the solid in the diesel generation tail gas for flowing through ceramic element chamber 3
Particulate matter.
Bundled tube ceramic element is provided in ceramic element chamber 3, ceramic element setting constitutes ceramic element in drawer
The form of drawer 31 facilitates it to promote pull-out ceramic element chamber 3, the work of the ceramic element drawer 31 in ceramic element chamber 3
Make face and tail gas to flow to direction vertical, in the present embodiment, ceramic element in ceramic element drawer 31 with a thickness of 100mm-
150mm is provided with four layers of ceramic element drawer 31 in ceramic element chamber 3, in order to improve filter effect, each layer of ceramic filtering
The tube bank direction of ceramic element in core drawer 31 is different；Be provided between two neighboring ceramic element drawer 31 it is certain between
Every, should between be divided into ceramic element drawer 31 thickness 0.7-1.5 times of distance, this is the quality in order to guarantee vent gas treatment, together
When guarantee tail gas can move smoothly through stainless steel helices chamber 2, will not build the pressure phenomenon；
Ceramic element can trap the PM particle in diesel generation tail gas, after ceramic element traps, PM particle
Removal rate can achieve 90% or more；For ceramic element, ceramic element can be realized by the oxidation processes to PM particle
Regeneration.
Optionally embodiment, diesel-driven generator exhaust gas processing device further include electric light solution chamber 4, electric light solution chamber
Electric light solution device is provided in 4, electric light solution device can be by the organic granular in the diesel generation tail gas for flowing through electric light solution chamber 4
Object is degraded at least C2O and H2O。
In the present embodiment, electric light solution device be UV photodissociation exhaust-gas treatment lamp 41, UV photodissociation exhaust-gas treatment lamp 41 mainly with
Ultraviolet is the energy, cooperates nano-TiO2It is CO by the organic matter degradation in tail gas as catalyst2And H2O and other are harmless
Ingredient makes qualified discharge after diesel-driven generator vent gas treatment；Without any additive during light-catalyzed reaction, two will not be generated
Secondary pollution, operating cost is just with electric energy, and without often replacement accessory (replacement in general 1 year is primary), operating cost is low, section
It can environmental protection；
In order to preferably handle tail gas, four or four or more UV photodissociation exhaust gas are arranged at intervals in electric light solution chamber 4
Handle lamp 41.
Optionally embodiment is additionally provided with active carbon in electric light solution chamber 4, and active carbon, which can adsorb, flows through electric light solution
The organic pollutant molecule in solid particulate matter and/or tail gas in the diesel generation tail gas of chamber 4.
In order to which remaining particulate matter absorption in the tail gas in electric light solution chamber 4 will be flowed through, it is arranged in electric light solution chamber 4 and lives
Property charcoal, active carbon be arranged in drawer with the form of active carbon drawer 42 facilitates its promote pull out electric light solution chamber 4, be conveniently replaceable
Active carbon, the working face of the active carbon drawer 42 in electric light solution chamber 4 and tail gas to flow to direction vertical, and in electric light solution chamber
In room 4, UV photodissociation exhaust-gas treatment lamp 41 is in the upstream of exhaust gas flow direction, and active carbon drawer 42 is in the downstream of exhaust gas flow direction；This
In embodiment, active carbon in active carbon drawer 42 with a thickness of 100mm-150mm, be provided with two layers in electric light solution chamber 4
Active carbon drawer 42 is provided with certain interval between two neighboring active carbon drawer 42, should between be divided into active carbon drawer 42
0.7-1.5 times of distance of thickness, this is the quality in order to guarantee vent gas treatment, while guaranteeing that tail gas can move smoothly through electric light
Chamber 4 is solved, will not build the pressure phenomenon；
In the present embodiment, urea solution sprays chamber 1, stainless steel helices chamber 2, ceramic element chamber 3 and electric light solution chamber 4
It is sequentially connected logical, is provided with gas inlet on urea solution spray chamber 1, is provided with offgas outlet on electric light solution chamber 4, diesel oil hair
The exhaust pipe of motor is connected with gas inlet, and tail gas is followed by urea solution spray chamber 1, stainless steel helices chamber 2, ceramics
Simultaneously wherein chemical reaction occurs for filter core chamber 3 and electric light solution chamber 4 and/or drop therein, particulate matter are adsorbed, and passes through
Offgas outlet drains into atmosphere, and the chemical reaction and/or suction-operated of multiple chamber are stronger, can effectively remove having in tail gas
Evil ingredient；
Certainly difference is required according to environmental protection standards such as the exhaust emissions of different places, it can under the premise of meeting environmental requirements
Vent gas treatment is realized with flexible choice chamber combine appropriate, further decreases operating cost；
In order to reduce the interference to other chambers, urea solution filtering circulating device is arranged on a separate chamber --- and the 5th
In chamber 5, the setting of the 5th chamber 5 sprays chamber 1, stainless steel helices chamber 2, ceramic element chamber 3 and electric light solution in urea solution
4 lower section of chamber；
Urea solution sprays chamber 1 and/or stainless steel helices chamber 2, ceramic element chamber 3, electric light solution chamber 4 and the 5th chamber
Room 5, collectively forms the appearance of a lesser cube of occupied area, and such composite structure small volume is easily portable, applies
Work is simple, applied widely, and overall cost is relatively low, can be widely applied in exhaust emissions field.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (10)
1. a kind of diesel-driven generator exhaust gas processing device, which is characterized in that including Chemical treatment chamber and be located at described
The indoor chemical agent spray equipment of Chemical treatment chamber, wherein：
The chemical agent spray equipment can spray chemical agent into the Chemical treatment chamber and can utilize describedization
It learns medicament and at least removes the NO in the diesel generation tail gas for flowing through the Chemical treatment chamber.
2. diesel-driven generator exhaust gas processing device according to claim 1, which is characterized in that the Chemical treatment chamber
Room is that urea solution sprays chamber, and the chemical agent spray equipment is urea solution spray equipment, the urea solution spray equipment packet
The spray tube for including the urea solution entrance that the urea solution spray chamber indoor top is set and being connected with the urea solution entrance
Road, the spray pipeline are equipped with spray nozzle, and the spray nozzle can spray urea solution.
3. diesel-driven generator exhaust gas processing device according to claim 2, which is characterized in that the spray pipeline from upper and
Under helically extend to urea solution spray cavity bottom；The spray nozzle be evenly distributed on the spray pipeline and
The spray nozzle is gimbaled nozzle.
4. diesel-driven generator exhaust gas processing device according to claim 1, which is characterized in that the diesel generation tail gas
Processing unit further includes chemical agent filtering circulating device, and the chemical agent filtering circulating device can be filtered by the chemical drugs
Agent spray equipment is gathered in the chemical agent of the Chemical treatment cavity bottom after spraying, and by filtered chemical agent
Conveying is back to the chemical agent spray equipment.
5. diesel-driven generator exhaust gas processing device according to claim 1, which is characterized in that the diesel generation tail gas
Processing unit is additionally provided with the alert process device that builds the pressure, the alert process device that builds the pressure include pressure sensor and with the pressure
The alarm device of force snesor electrical connection, the pressure sensor, which is located in the Chemical treatment chamber and can detect, to be flowed through
The pressure of the tail gas of the Chemical treatment chamber simultaneously detects letter to alarm device output is corresponding with the pressure of tail gas
Number；The alarm device can be sounded an alarm when the pressure of the corresponding tail gas of the detection signal is more than alarm pressure value.
6. diesel-driven generator exhaust gas processing device according to claim 5, which is characterized in that the Chemical treatment chamber
Exhaust valve is additionally provided on room, the alert process device that builds the pressure further includes executive device, the executive device and the alarm
Device electrical connection, the exhaust valve are connected with the executive device；The executive device can be corresponding in the detection signal
The pressure of tail gas drives the exhaust valve opening when equaling or exceeding alarm pressure value；The executive device can be believed in the detection
The pressure of number corresponding tail gas drives the exhaust valve closure when being less than alarm pressure value.
7. diesel-driven generator exhaust gas processing device according to claim 1, which is characterized in that the diesel generation tail gas
Processing unit further includes stainless steel helices chamber, and stainless steel steel wire is provided in the stainless steel helices chamber, described stainless
Steel steel wire can adsorb the drop and solid particulate matter in the diesel generation tail gas for flowing through the stainless steel helices chamber.
8. diesel-driven generator exhaust gas processing device according to claim 1, which is characterized in that the diesel generation tail gas
Processing unit further includes ceramic element chamber, and ceramic element is provided in the ceramic element chamber, and the ceramic element can be inhaled
Solid particulate matter in the attached diesel generation tail gas for flowing through the ceramic element chamber.
9. diesel-driven generator exhaust gas processing device according to claim 1, which is characterized in that the diesel generation tail gas
Processing unit further includes electric light solution chamber, and electric light solution device is provided in the electric light solution chamber, and the electric light solution device can incite somebody to action
Flowing through the organic matter degradation in the diesel generation tail gas of the electric light solution chamber is at least C2O and H2O。
10. diesel-driven generator exhaust gas processing device according to claim 9, which is characterized in that in the electric light solution chamber
It is additionally provided with active carbon, the active carbon can adsorb the solid particle in the diesel generation tail gas for flowing through the electric light solution chamber
Organic pollutant molecule in object and/or tail gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811019631.2A CN108868974A (en) | 2018-09-03 | 2018-09-03 | Diesel-driven generator exhaust gas processing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811019631.2A CN108868974A (en) | 2018-09-03 | 2018-09-03 | Diesel-driven generator exhaust gas processing device |
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| CN108868974A true CN108868974A (en) | 2018-11-23 |
Family
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|---|---|---|---|
| CN201811019631.2A Pending CN108868974A (en) | 2018-09-03 | 2018-09-03 | Diesel-driven generator exhaust gas processing device |
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