CN206463776U - A kind of waste gas, sewage coprocessing system - Google Patents

A kind of waste gas, sewage coprocessing system Download PDF

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Publication number
CN206463776U
CN206463776U CN201720080331.XU CN201720080331U CN206463776U CN 206463776 U CN206463776 U CN 206463776U CN 201720080331 U CN201720080331 U CN 201720080331U CN 206463776 U CN206463776 U CN 206463776U
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China
Prior art keywords
mixture
activated sludge
waste gas
purified water
coprocessing
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李伟波
韩洪波
马晋
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Shenzhen Weichuang Rio Tinto Industrial Development Co., Ltd.
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Shenzhen Huayun Environmental Protection Technology Development Co Ltd
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters

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Abstract

The utility model discloses a kind of waste gas of environmental protection technical field, sewage coprocessing system, including:First coprocessing system is used to mix sewage with mixture, the first waste gas of activated sludge by way of bubble aeration, obtains the mixture of the first purified water and activated sludge;Second coprocessing system is for receiving the mixture of the first purified water and activated sludge and as spray liquid, fully being contacted with the second waste gas, obtain the mixture of the second purified water and activated sludge;A part the first coprocessing system of input in the mixture of second purified water and activated sludge;3rd coprocessing system is used for the second purified water of reception and fully contacts it with the 3rd waste gas with another part in the mixture of activated sludge and by way of bubble aeration, obtains the mixture of the 3rd purified water and activated sludge and carries out recovery reprocessing to the liquid portion in the mixture of the 3rd purified water and activated sludge.The investment of sewage exhaust-gas treatment facilities and operating cost are reduced, carbon emission is reduced.

Description

A kind of waste gas, sewage coprocessing system
Technical field
The utility model is related to environmental protection technical field, specially a kind of waste gas, sewage coprocessing system.
Background technology
Often contain foul smell (such as mercaptan, ammonia, hydrogen sulfide, VFA, benzene class), oxysulfide, nitrogen oxygen in waste gas The pollutants such as compound, hydrophobicity fine particle and oxygen, carbon dioxide.
Often closed in sewage containing carbohydrate, ammonia nitrogen, nitrate nitrogen, hydrogen sulfide, suspension, various alkaline matters, phosphatization The pollutants such as thing.
Conventional waste gas and sewage purification method include chemical method, Physical, bioanalysis etc., can be by pollutant removal or conversion For innocuous substance water and carbon dioxide.
All contain various pollutants in black water, current technology is all that waste gas and sewage are respectively processed, head Pain doctor head, pin pain doctor's pin, cause processing equipment to invest big and operating cost high.
Utility model content
For the drawbacks described above of prior art, the purpose of this utility model is to provide a kind of waste gas, sewage collaboration processing system System.
Above-mentioned purpose of the present utility model is achieved through the following technical solutions:
The utility model provides a kind of waste gas sewage coprocessing system, including the first coprocessing system, the second collaboration Processing system, the 3rd coprocessing system;Wherein,
First coprocessing system, for by way of bubble aeration by the mixture of sewage and activated sludge, first Waste gas is mixed, and obtains mixture, the first purification gas of the first treated purified water of collaboration and activated sludge;
Second coprocessing system, is connected with the first coprocessing system, for receiving the first purified water and activated sludge Mixture and as spray liquid, fully contacted with the second waste gas inversely inputted, obtain the second treated purification of collaboration The mixture of water and activated sludge, the second purification gas;Part input in the mixture of second purified water and activated sludge First coprocessing system;
3rd coprocessing system, is connected with the second coprocessing system, for receiving the second purified water and activated sludge Mixture in another part and it is fully contacted with the 3rd waste gas by way of bubble aeration, obtain collaboration treated The 3rd purification gas, the mixture of the 3rd purified water and activated sludge, and the 3rd purified water and activated sludge are mixed Liquid portion in compound carries out recovery reprocessing.
As a kind of way of realization of the utility model embodiment, first coprocessing system, including for accommodating First aeration tank of the mixture of sewage and activated sludge, and the mixing by the way of bubble aeration to sewage and activated sludge Thing inputs the first aerating system of the first waste gas.
As a kind of way of realization of the utility model embodiment, the first aeration tank is provided with to it and inputs sewage and activity dirt First mixture inlet of the mixture of mud;First aerating system include some first waste gas horizontal pipes and be arranged at first give up Some first aeration tubes on gas horizontal pipe.
As a kind of way of realization of the utility model embodiment, the second coprocessing system, including place is cooperateed with first Reason system is connected, for the first purified water obtained by the first coprocessing system to be cooperateed with the mixture input second of activated sludge First slush pump of processing system and place is cooperateed with to input second by spray liquid of the mixture of the first purified water and activated sludge The filler spray scrubber that second waste gas of reason system is fully contacted;Filler spray scrubber, its side bottom is given up provided with second Gas entrance, top surface are provided with the mixture outlet of the second purified gas outlet, bottom surface provided with the second purified water and activated sludge;Second The mixture outlet of purified water and activated sludge is connected with the first coprocessing system, the 3rd coprocessing system, for by A part in the mixture of two purified waters and activated sludge is recycled to the first coprocessing system, another part and inputs the 3rd association Same processing system.
As a kind of way of realization of the utility model embodiment, the second purified gas outlet is connected to contribute to second to give up Gas is sprayed from the second exhaust gas entrance imported fill spray scrubber, the second purification gas from the second purified gas outlet output filler The air-introduced machine of scrubbing tower.
As a kind of way of realization of the utility model embodiment, the mixture outlet end of the second purified water and activated sludge End is divided into two laterals, i.e. the first recovery channel, the second recovery channel, the first recovery channel and the first coprocessing system Connection, the second recovery channel is connected with the 3rd coprocessing system.
As a kind of way of realization of the utility model embodiment, the 3rd coprocessing system, including for receiving second Second aeration tank of the purified water of another part second of coprocessing system output and the mixture of activated sludge, exposed using bubble The mode of gas inputs the second aerating system of the 3rd waste gas, to the 3rd purified water to the mixture of the second purified water and activated sludge With the liquid portion in the mixture of activated sludge reclaim the recovery and processing system of reprocessing.
As a kind of way of realization of the utility model embodiment, the second aerating system includes some second waste gas horizontal tubes Road and some second aeration tubes being arranged on the second waste gas horizontal pipe.
As a kind of way of realization of the utility model embodiment, the second aerating system is connected with the first aerating system.
As a kind of way of realization of the utility model embodiment, the recovery and processing system includes:
It is arranged at being used for the mixing of the 3rd purified water and activated sludge in the second aeration tank for the second aeration tank bottom Second slush pump of thing output;
The 3rd purified water and the mixture of activated sludge exported to the second slush pump carries out press filtration and obtains pressing filtering liquid, mud cake Filter pressing dehydrator;Wherein, filter pressing dehydrator is provided with the cake outlet for discharging mud cake and the press filtration for discharging pressing filtering liquid Liquid export, pressing filtering liquid outlet branches turn into be used for by pressing filtering liquid it is muddy it is partially recycled enter the second aeration tank turbid solution pipeline And by pressing filtering liquid clarification part discharge system clarified solution pipeline.
Compared with prior art, there is following beneficial effect in the utility model:
Waste gas is cooperateed with progress with the purified treatment of sewage by the utility model, and the technology of the real category treatment of wastes with processes of wastes against one another reduces sewage Construction investment and operating cost with the treatment facility of waste gas, are greatly reduced carbon emission.
Brief description of the drawings
One or more embodiments are illustrative by the picture in corresponding accompanying drawing, these exemplary theorys The element with same reference numbers label is expressed as similar element in the bright restriction not constituted to embodiment, accompanying drawing, removes Composition is not limited the non-figure having in special statement, accompanying drawing.
Fig. 1 is provided the structure chart of system by the embodiment of the present application;
Wherein, the coprocessing systems of 10- first, 11- first is aerated, and the mixture inlets of 111- first, 112- first is aerated The bottom surface in pond, the kerves of 113- first, the aerating systems of 12- first, 121- the first waste gas horizontal pipes, the aeration tubes of 122- first, 13- First suspended porous filler, the coprocessing systems of 20- second, the slush pumps of 21- first, 22- filler spray scrubbers, 221- second The mixture outlet of exhaust gas entrance, the purified gas outlets of 222- second, the purified waters of 223- second and activated sludge, 224- first time Closed tube road, the recovery channels of 225- second, the valves of 226- first, the valves of 227- second, 23- air-introduced machines, the collaboration processing systems of 30- the 3rd System, the aeration tanks of 31- second, the bottom surface of the aeration tanks of 311- second, the kerves of 312- second, the aerating systems of 32- second, 321- second gives up Gas horizontal pipe, the aeration tubes of 322- second, 33- recovery and processing systems, the slush pumps of 331- second, 332- filter pressing dehydrators, 3321- Cake outlet, the outlet of 3322- pressing filtering liquids, 3323- turbid solution pipelines, 3324- clarified solution pipelines, 3325- switching valves, 34- second Suspended porous filler.
Embodiment
In order to be better understood from the technical scheme of the application, the embodiment of the present application is retouched in detail below in conjunction with the accompanying drawings State.
It will be appreciated that described embodiment is only some embodiments of the present application, rather than whole embodiments.Base Embodiment in the application, those of ordinary skill in the art obtained under the premise of creative work is not made it is all its Its embodiment, belongs to the scope of the application protection.
The term used in the embodiment of the present application is the purpose only merely for description specific embodiment, and is not intended to be limiting The application." one kind ", " " and "the" of singulative used in the embodiment of the present application and appended claims also purport Including most forms, unless context clearly shows that other implications.
Depending on linguistic context, word as used in this " if " can be construed to " ... when " or " when ... When " or " in response to determining " or " in response to detection ".Similarly, depending on linguistic context, phrase " if it is determined that " or " if detection (condition or event of statement) " can be construed to " when it is determined that when " or " in response to determine " or " when the detection (condition of statement Or event) when " or " in response to detection (condition or event of statement) ".
Fig. 1 is referred to, the utility model embodiment also provides a kind of waste gas sewage coprocessing system 100, including first Coprocessing system 10, the second coprocessing system 20, the 3rd coprocessing system 30;Wherein,
First coprocessing system 10, for by way of bubble aeration by the mixture of sewage and activated sludge, One waste gas is mixed, and obtains mixture, the first purification gas of the first treated purified water of collaboration and activated sludge;
Second coprocessing system 20, is connected with the first coprocessing system 10, for receiving the first purified water and activity The mixture of sludge and as spray liquid, is fully contacted with the second waste gas inversely inputted, obtain collaboration it is treated second The mixture of purified water and activated sludge, the second purification gas;A part in the mixture of second purified water and activated sludge Input the first coprocessing system 10;
3rd coprocessing system 30, is connected with the second coprocessing system 20, for receiving the second purified water and activity Another part in the mixture of sludge is simultaneously fully contacted it with the 3rd waste gas by way of bubble aeration, is obtained at collaboration The mixture of the 3rd purification gas, the 3rd purified water and the activated sludge managed, and to the 3rd purified water and activated sludge Mixture in liquid portion carry out recovery reprocessing.
Above-mentioned first coprocessing system 10, including for the first aeration tank of the mixture for accommodating sewage and activated sludge 11, and by the way of bubble aeration to sewage and activated sludge mixture input the first waste gas the first aerating system 12;
In certain embodiments, the first aeration tank 11 is provided with first of the mixture to its input sewage and activated sludge and mixed Compound entrance 111;First aerating system 12 includes some first waste gas horizontal pipes 121 and is arranged at each first waste gas Some first aeration tubes 122 on horizontal pipe 121.
In certain embodiments, the first waste gas horizontal pipe 121 is vertical with the first aeration tube 122.
In certain embodiments, aeration direction and the first mixture inlet 111 of the first aeration tube 122 is in opposite direction.
In certain embodiments, the bottom surface 112 of the first aeration tank 11 is oblique, and side is higher than opposite side, relatively low one Side is recessed to form the first kerve 113.
In certain embodiments, the first suspended porous filler 13 is also added with the first aeration tank 11, first is suspended porous Biomembrane can be gradually formed on filler 13, biochemical reaction efficiency can be improved;When higher activated sludge concentration can not be kept, the The presence of biomembrane on one suspended porous filler 13 can guarantee that there is higher biological capacity in system.
Above-mentioned second coprocessing system 20, including connect with the first coprocessing system 10, for cooperateing with place by first The mixture of the first purified water of gained of reason system 10 and activated sludge inputs the first slush pump 21 of the second coprocessing system 20, And the second waste gas for inputting the second coprocessing system 20 is filled by spray liquid of the mixture of the first purified water and activated sludge The tactile filler spray scrubber 22 of tap;Filler spray scrubber 22, its side bottom is provided with the second exhaust gas entrance 221, top surface The mixture outlet 223 provided with the second purified water and activated sludge provided with the second purified gas outlet 222, bottom surface;Second purification The mixture outlet 223 of water and activated sludge is connected with the first coprocessing system 10, the 3rd coprocessing system 30, for inciting somebody to action A part in the mixture of second purified water and activated sludge is recycled to the first coprocessing system 10, another part input the Three coprocessing systems 30.
In certain embodiments, the first slush pump 21 is arranged at the pond of the first aeration tank 11 of the first coprocessing system 10 Bottom.
In certain embodiments, the first slush pump 21 is arranged in the first kerve 113.
In certain embodiments, the second purified gas outlet 222 is connected to contribute to the second waste gas from the second exhaust gas entrance 221 imported fill spray scrubbers 22, the second purification gas export filler spray scrubber from the second purified gas outlet 222 22 air-introduced machine 23.
In certain embodiments, the type of filler includes but is not limited to Pall ring in filler spray scrubber 22.
In certain embodiments, the material of filler is stainless steel, plastics, ceramics etc. in filler spray scrubber 22.
In certain embodiments, the end of mixture outlet 223 of the second purified water and activated sludge is divided into two branched pipes Road, i.e. the first recovery channel 224, the second recovery channel 225, the first recovery channel 224 are connected with the first coprocessing system 10, Second recovery channel 225 is connected with the 3rd coprocessing system 30.
In certain embodiments, the first recovery channel 224 is provided with the first valve 226, and the second recovery channel 225 is provided with second Valve 227;First valve 226 is used to control the mixture of the second purified water and activated sludge to input the first coprocessing system 10, the second valve 227 is used to control the mixture of the second purified water and activated sludge to input the 3rd coprocessing system 30.
Above-mentioned 3rd coprocessing system 30, including for receiving another part the of the second coprocessing system 20 output Second aeration tank 31 of the mixture of two purified waters and activated sludge, by the way of bubble aeration to the second purified water with activity The mixture of sludge inputs the second aerating system 32 of the 3rd waste gas and in the mixture of the 3rd purified water and activated sludge The recovery and processing system 33 that liquid portion is recycled.
In certain embodiments, the second aeration tank 31 is connected with the second recovery channel 225.
In certain embodiments, the bottom surface 311 of the second aeration tank 31 is oblique, and side is higher than opposite side, relatively low one Side is recessed to form the second kerve 312.
In certain embodiments, the second aerating system 32 includes some second waste gas horizontal pipes 321 and is arranged at second Some second aeration tubes 322 on waste gas horizontal pipe 321.
In certain embodiments, the second waste gas horizontal pipe 321 is vertical with the second aeration tube 322.
In certain embodiments, the aeration direction of the second aeration tube 322 inputs the second purified water with the second recovery channel 225 It is in opposite direction with the mixture of activated sludge.
In certain embodiments, the second aerating system 32 is connected with the first aerating system 12.
In certain embodiments, the recovery and processing system 33 includes:
It is arranged at being used for the 3rd purified water in the second aeration tank 31 and activated sludge for the bottom of the second aeration tank 31 Second slush pump 331 of mixture output;
The mixture progress press filtration acquisition pressing filtering liquid of the 3rd purified water and activated sludge to the output of the second slush pump 331, The filter pressing dehydrator 332 of mud cake;Wherein, filter pressing dehydrator 332, which is provided with, is used to discharge the cake outlet 3321 of mud cake and for arranging Go out pressing filtering liquid pressing filtering liquid outlet 3322, pressing filtering liquid export 3322 branches turn into be used for by pressing filtering liquid it is muddy it is partially recycled enter The turbid solution pipeline 3323 of second aeration tank 31 and the clarified solution pipeline 3324 by the clarification part discharge system in pressing filtering liquid.
In certain embodiments, turbid solution pipeline 3323, clarified solution pipeline 3324 are gone out by switching valve 3325 and pressing filtering liquid Mouth 3322 is connected.
In certain embodiments, the second slush pump 331 is arranged in the second kerve 312 of the second aeration tank 31.
In certain embodiments, filter pressing dehydrator 332 is that (filter cloth is normal using sewage disposal activated sludge press filtration with filter cloth Advise the specification that uses, main or filtered by the mud film formed, the as clear as crystal thickness for just illustrating mud film of water outlet is completely Foot require), Batch Pressure Filtrating Equipment;Why the species of filter press is defined, primarily to ensuring that produced mud cake contains Water rate is relatively low, and the relatively low moisture content of mud cake means that power consumption is greatly decreased when its volume significantly reduces, burned.
In certain embodiments, the second suspended porous filler 34 is also added with the second aeration tank 31, second is suspended porous Biomembrane can be gradually formed on filler 34, biochemical reaction efficiency can be improved;When higher activated sludge concentration can not be kept, the The presence of biomembrane on two suspended porous fillers 34 can guarantee that there is higher biological capacity in system.
In the above-described embodiments, the first waste gas, the second waste gas, the 3rd waste gas specifically refers to enter by different entrances Containing including the waste gas of the pollutants such as foul smell, oxygen, carbon dioxide;Foul smell for example mercaptan, ammonia, hydrogen sulfide, VFA, Benzene class etc..
In the above-described embodiments, the first suspended porous filler 34 of suspended porous filler 13 and second is waste water common at present The filler applied in processing.
The method that the waste gas sewage coprocessing system 100 provided using above-described embodiment carries out the collaboration processing of waste gas waste water Comprise the following steps:
Cause sewage fully to be contacted with mixture, the first waste gas of activated sludge by the way of bubble aeration, obtain first The mixture of purified water and activated sludge, the first purification gas, the first purification gas are expelled directly out;
Using the mixture of the first purified water and activated sludge as spray liquid, fully contacted with the second waste gas inversely inputted, The second purification gas, the second purified water and activated sludge mixture, the second purification gas directly excludes, the second purified water with A part in the mixture of activated sludge continues the component in the mixture as sewage and activated sludge after reclaiming;
The mixture and the 3rd waste gas for being made the purified water of another part second and activated sludge by the way of bubble aeration are filled Tap is touched, and obtains the mixture of the 3rd purification gas, the 3rd purified water and activated sludge, the 3rd purification gas is directly excluded, and the 3rd Continue after Water Sproading in the mixture of purified water and activated sludge in the mixture as the second purified water and activated sludge Component.
In the above method, cause that the mixture of sewage and activated sludge, the first waste gas are abundant by the way of bubble aeration Contact, obtains mixture, the first purification gas of the first purified water and activated sludge, the first purification gas is expelled directly out;
The step is specially:First waste gas changes into tiny bubble in the presence of aerator, minute bubbles and sewage with The mixture of activated sludge is fully contacted, and oxygen contained therein, carbon dioxide are absorbed by activated sludge to be caused in activated sludge Microorganism bred, sewage, the acidic components in the first waste gas, basic component neutralize, while micro- life in activated sludge Thing removes removal organic polluter by being adsorbed, being absorbed to organic pollution in waste water, the first waste gas etc., converted.
In the step of some embodiments, the superior microorganism strain in activated sludge includes Nitrosomas and nitric acid Bacterium;Under aerobic conditions, ammonia nitrogen is oxidized into nitrite and nitrate, including two fundamental reaction steps by nitrobacteria Suddenly:Reaction by mineralized nitrogen for nitrite is participated in by Nitrosomas;What Nitromonas was participated in is nitric acid by Nitrite transformation The reaction of salt;Nitrosomas and Nitromonas are all chemoautotrophic bacterias, and they utilize CO2、CO3 2-、HCO3-Deng as carbon source, pass through NH3、NH4+Or NO2-Redox reaction obtain energy.
In the step of some embodiments, the superior microorganism strain in activated sludge also includes denitrifying bacterium;Anti- nitre Change bacterium and occur anti-nitration reaction:Under anoxic conditions, the nitrite and nitrate reduction nitration reaction produced is nitrogen From anhydrous middle effusion, so as to reach the purpose denitrogenated;In denitrification process, denitrifying bacterium needs organic carbon source (such as carbon hydrate Thing, alcohols, organic acid) as electron donor, utilize NO2-、NO3-In oxygen carry out anaerobic respiration.
In the above method, using the mixture of the first purified water and activated sludge as spray liquid, with inversely input second give up Gas is fully contacted, and obtains the mixture of the second purification gas, the second purified water and activated sludge, and the second purification gas is directly excluded, A part in the mixture of second purified water and activated sludge continues after reclaiming in the mixture as sewage and activated sludge Component;
The step is specially:The mixture of first purified water and activated sludge is transfused in spray equipment, as spray liquid, Spray from top to down, the second waste gas is inputted from bottom to top from spray equipment bottom, the first purified water inversely inputted is dirty with activity The mixture of mud is fully contacted with the second waste gas, and neutralization of acid with base occurs for the contaminant component in the two, while the first purification Microorganism in the mixture of water and activated sludge by being adsorbed, being absorbed to organic pollution in the second waste gas etc., turn Change and remove removal organic polluter, absorb oxygen, carbon dioxide and bred.
In certain embodiments, step generation sets layer 2-3 in filler spray scrubber, in filler spray scrubber and filled out Spray nozzle is provided with material, every layer of filler.
In certain embodiments, the type of filler includes but is not limited to Pall ring in filler spray scrubber.
In certain embodiments, the material of filler is stainless steel, plastics, ceramics etc. in filler spray scrubber.
In the above method, made by the way of bubble aeration the mixture of the purified water of another part second and activated sludge with 3rd waste gas is fully contacted, and obtains the mixture of the 3rd purification gas, the 3rd purified water and activated sludge, and the 3rd purification gas is direct Exclude, continue after the Water Sproading in the mixture of the 3rd purified water and activated sludge as the mixed of the second purified water and activated sludge Component in compound.
In certain embodiments, it is specifically to carry out press filtration to the mixture of the 3rd purified water and activated sludge to reclaim, and is obtained Water, mud cake.
In certain embodiments, the moisture content of mud cake is less than 40%.
In certain embodiments, the filter press that press filtration is used is with filter cloth, intermittent operation filter press;It is why right The species of filter press is defined, primarily to ensuring relatively low moisture content of the cake, filter cloth and the mud film formed to filtrate Good filtration, reduce pollutant concentration therein, the reduction follow-up cost of sewage disposal of filtrate as far as possible, relatively low aqueous of mud cake Rate means that power consumption is greatly decreased when its volume significantly reduces, burned.
In certain embodiments, reclaim is specifically to reclaim the turbid solution part in press filtration acquisition water.
In certain embodiments, the judging basis of turbid solution are:Concentration of suspension in water is more than or equal to 20mg/L.
In the above-mentioned methods, waste gas includes foul smell, particulate pollutant, oxygen, carbon dioxide;Foul smell such as mercaptan, ammonia, vulcanization Hydrogen, VFA, aromatic compound etc..
For the ease of understanding the above method, inventor is described in further detail as follows:
Step one, it is a kind of to contain foul smell (such as mercaptan, ammonia, hydrogen sulfide, VFA, aromatic compound), sulphur The pollutants such as oxide, nitrogen oxides, hydrophobicity fine particle and oxygen, the waste gas of carbon dioxide are pumped into filler by air-introduced machine In spray scrubber, its spray liquid, which is used, contains carbohydrate, ammonia nitrogen, nitrate nitrogen, hydrogen sulfide, phosphorus compound, suspension, work Property the pollutant such as sludge and in the sewage of strong basicity;In filler spray scrubber, waste gas and sewage are fully contacted, activated sludge Absorb oxygen, carbon dioxide to adsorb various pollutants, absorb, convert and remove, bred activated sludge, sewage it is strong Alkalescence is also neutralized by the acidic materials in waste gas;
Step 2, reacted sewage flows out filler spray scrubber, and into aerobic aeration pond, aeration tank bottom is provided with exposure Device of air, gases used is to contain pollutant and the oxygen such as foul smell (such as mercaptan, ammonia, hydrogen sulfide, VFA, benzene class) The waste gas of gas, carbon dioxide, aerator is translated into tiny bubble and enters sewage, is fully contacted with sewage, activated sludge Absorb oxygen, carbon dioxide to adsorb various pollutants, absorb, convert and remove, bred activated sludge, sewage it is strong Alkalescence is also neutralized by the acidic materials in waste gas;Micro- life can be also adhered to thereon added with suspended porous filler in aerobic aeration pond Thing, forms biomembrane, and the various pollutants can preferably adsorb, absorb, converting in waste gas, sewage greatly improve treatment effeciency;
Step 3, aerobic aeration bottom of pond portion is provided with sewage (waste water) recirculating pump, and sewage in pond is delivered in filler spray scrubber to enter Row reaction;Aerobic aeration bottom of pond portion is provided with filter press feed pump, and sewage is delivered into plate compression dewaterer and (forms mud on its filter cloth Filter effect increases after film, equivalent to membrane bioreactor (MBR) film, and its advantage is can be with the removal of mud cake constantly more Newly, it is not easily blocked, and the moisture content of the cake formed is very low, and subsequent treatment expense can be greatly reduced) middle progress filter-press dehydration, will Residual active sludge and suspension formation mud cake (film of membrane bioreactor can only thickened sludge, and mud cake can not be formed, still needed to Device for dehydrating sladge waste) remove, pressing filtering liquid outward appearance does reflow treatment before being in as clear as crystal state, in being cut after as clear as crystal state Discharge is shifted to, most pollutants therein are thus eliminated, follow-up sewage disposal burden is significantly reduced.
The utility model belongs to treatment of wastes with processes of wastes against one another technology, and construction investment and the fortune of the treatment facility of sewage and waste gas can be greatly reduced Row cost, is greatly reduced carbon emission.
The principle of the utility model collaboration processing:The growth needs of Microbial Communities in Activated Sludge are various to contain carbon hydrate The nutriment of thing, nitrogen phosphate and sulfur, and these materials are exactly often the pollutant in waste gas and sewage;Some microorganism growths are needed Absorb oxygen and release carbon dioxide, some microorganism growths do not need oxygen and need absorbing carbon dioxide (as nitrified Bacterium), the carbon dioxide in waste gas belongs to sour gas, can neutralize the alkalescence of sewage, saves the addition for neutralizing medicament, thus may be used To make full use of oxygen, the carbon dioxide in waste gas, reduction energy resource consumption and carbon emission.On the filler of filler spray scrubber Biomembrane can be gradually formed, biochemical reaction efficiency can be improved.Contain zoogloea in activated sludge and biomembrane, mucus can be secreted (be microorganism extracellular polymeric, its composition is mainly polysaccharide), it is adsorbable go in removing exhaust gas be difficult to wash the hydrophobic got off Property fine particle.
Above example is only to the technical scheme for illustrating the application, rather than its limitations;In thinking of the present utility model Under, it can also be combined between the technical characteristic in above example or non-be the same as Example, step can be with random order Realize, and there are many other changes of different aspect of the present utility model as above, for simplicity, they are not in details There is provided;Although the utility model is described in detail with reference to the foregoing embodiments, one of ordinary skill in the art should Understand:It can still modify to the technical scheme described in foregoing embodiments, or to which part technical characteristic Carry out equivalent substitution;And these modifications or replacement, the essence of appropriate technical solution is departed from the utility model and respectively implement The scope of example technical scheme.

Claims (10)

1. a kind of waste gas sewage coprocessing system (100), it is characterised in that including the first coprocessing system (10), second Coprocessing system (20), the 3rd coprocessing system (30);Wherein,
First coprocessing system (10), for by way of bubble aeration by the mixture of sewage and activated sludge, first Waste gas is mixed, and obtains mixture, the first purification gas of the first treated purified water of collaboration and activated sludge;
Second coprocessing system (20), is connected with the first coprocessing system (10), for receiving the first purified water and activity The mixture of sludge and as spray liquid, is fully contacted with the second waste gas inversely inputted, obtain collaboration it is treated second The mixture of purified water and activated sludge, the second purification gas;A part in the mixture of second purified water and activated sludge Input the first coprocessing system (10);
3rd coprocessing system (30), is connected with the second coprocessing system (20), for receiving the second purified water and activity Another part in the mixture of sludge is simultaneously fully contacted it with the 3rd waste gas by way of bubble aeration, is obtained at collaboration The mixture of the 3rd purification gas, the 3rd purified water and the activated sludge managed, and to the 3rd purified water and activated sludge Mixture in liquid portion carry out recovery reprocessing.
2. waste gas sewage coprocessing system (100) according to claim 1, it is characterised in that the first collaboration processing system Unite (10), including for the first aeration tank (11) for the mixture for accommodating sewage and activated sludge, and using the side of bubble aeration Formula inputs the first aerating system (12) of the first waste gas to the mixture of sewage and activated sludge.
3. waste gas sewage coprocessing system (100) according to claim 2, it is characterised in that the first aeration tank (11) The first mixture inlet (111) provided with the mixture that sewage and activated sludge are inputted to it;First aerating system (12) includes Some first waste gas horizontal pipes (121) and some first exposures being arranged on each first waste gas horizontal pipe (121) Tracheae (122).
4. waste gas sewage coprocessing system (100) according to claim 1, it is characterised in that the second collaboration processing system Unite (20), including be connected with the first coprocessing system (10), for obtained by the first coprocessing system (10) first to be purified The mixture of water and activated sludge inputs the first slush pump (21) of the second coprocessing system (20), and with the first purified water with The mixture of activated sludge is that spray liquid sprays to the filler that the second waste gas of the second coprocessing system of input (20) is fully contacted Drench scrubbing tower (22);Filler spray scrubber (22), its side bottom is provided with second provided with the second exhaust gas entrance (221), top surface The mixture outlet (223) of purified gas outlet (222), bottom surface provided with the second purified water and activated sludge;Second purified water with The mixture outlet (223) of activated sludge is connected with the first coprocessing system (10), the 3rd coprocessing system (30), is used for A part in the mixture of second purified water and activated sludge is recycled to the first coprocessing system (10), another part defeated Enter the 3rd coprocessing system (30).
5. waste gas sewage coprocessing system (100) according to claim 4, it is characterised in that the second purification gas goes out Mouth (222) is connected to contribute to the second waste gas from the second exhaust gas entrance (221) imported fill spray scrubber (22), the second purification Gas exports the air-introduced machine (23) of filler spray scrubber (22) from the second purified gas outlet (222).
6. waste gas sewage coprocessing system (100) according to claim 4, it is characterised in that the second purified water and work Mixture outlet (223) end of property sludge is divided into two laterals, i.e. the first recovery channel (224), the second recovery channel (225), the first recovery channel (224) is connected with the first coprocessing system (10), and the second recovery channel (225) is cooperateed with the 3rd Processing system (30) is connected.
7. waste gas sewage coprocessing system (100) according to claim 1, it is characterised in that the 3rd collaboration processing system Unite (30), including for receiving the purified water of another part second of the second coprocessing system (20) output and mixing for activated sludge The second aeration tank (31) of compound, the mixture input the 3rd by the way of bubble aeration to the second purified water and activated sludge The second aerating system (32) of waste gas and the liquid portion in the mixture of the 3rd purified water and activated sludge is reclaimed again The recovery and processing system (33) of processing.
8. waste gas sewage coprocessing system (100) according to claim 7, it is characterised in that the second aerating system (32) include some second waste gas horizontal pipes (321) and be arranged at each second waste gas horizontal pipe (321) if on Dry second aeration tube (322).
9. the waste gas sewage coprocessing system (100) according to claim 7 or 8, it is characterised in that the second aeration system System (32) is connected with the first aerating system (12).
10. waste gas sewage coprocessing system (100) according to claim 7, it is characterised in that follow recovery and processing system (33) include:
It is arranged at being used for the 3rd purified water in the second aeration tank (31) and activated sludge for the second aeration tank (31) bottom The second slush pump (331) of mixture output;
The 3rd purified water and the mixture of activated sludge exported to the second slush pump (331) carries out press filtration and obtains pressing filtering liquid, mud The filter pressing dehydrator (332) of cake;Wherein, filter pressing dehydrator (332) is provided with the cake outlet (3321) for being used for discharging mud cake and used (3322) are exported in the pressing filtering liquid of discharge pressing filtering liquid, pressing filtering liquid outlet (3322) branch, which turns into, to be used for the muddy portion in pressing filtering liquid Divide the turbid solution pipeline (3323) for being recovered into the second aeration tank (31) and the clarification by the clarification part discharge system in pressing filtering liquid Liquid pipe road (3324).
CN201720080331.XU 2017-01-20 2017-01-20 A kind of waste gas, sewage coprocessing system Active CN206463776U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106731774A (en) * 2017-01-20 2017-05-31 深圳华云环保科技发展有限公司 A kind of waste gas, sewage coprocessing system and method
CN108947144A (en) * 2018-08-23 2018-12-07 广州市致顺科技有限公司 A kind of trade effluent cooperates with processing technological flow and coprocessing system with exhaust gas
CN110917868A (en) * 2019-12-25 2020-03-27 余玉珍 Liquid rotary active sludge treatment waste gas purification device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106731774A (en) * 2017-01-20 2017-05-31 深圳华云环保科技发展有限公司 A kind of waste gas, sewage coprocessing system and method
CN108947144A (en) * 2018-08-23 2018-12-07 广州市致顺科技有限公司 A kind of trade effluent cooperates with processing technological flow and coprocessing system with exhaust gas
CN108947144B (en) * 2018-08-23 2023-11-21 广东致顺化工环保设备有限公司 Industrial sewage and waste gas cooperative treatment process flow and cooperative treatment system
CN110917868A (en) * 2019-12-25 2020-03-27 余玉珍 Liquid rotary active sludge treatment waste gas purification device

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