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.
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.