CN206751602U - A kind of high concentration dregs of a decoction Leachate site multistage-combination disposal plant - Google Patents
A kind of high concentration dregs of a decoction Leachate site multistage-combination disposal plant Download PDFInfo
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- CN206751602U CN206751602U CN201720239139.0U CN201720239139U CN206751602U CN 206751602 U CN206751602 U CN 206751602U CN 201720239139 U CN201720239139 U CN 201720239139U CN 206751602 U CN206751602 U CN 206751602U
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Abstract
The utility model provides a kind of high concentration dregs of a decoction Leachate site multistage-combination disposal plant, by the flocculation of dregs of a decoction Leachate site, sedimentation, the sewage after collection processing；Press filtration is carried out to above-mentioned sewage using barrier film filter press technique, obtains filter cake and press filtration sewage of the moisture content below 65%；Microbial denitrogenation processing is carried out to the press filtration sewage, COD concentration is down to below 200mg/L, obtains low dense COD sewage and biochemical slag；By above-mentioned low dense COD sewage water filtrations, emission compliance clear liquid, waste water is settled, carry out circular treatment；The filtration cakes torrefaction to moisture content is less than 30%, obtains dregs of a decoction particle.Its disposal process need not add a large amount of chemical agents, and processing cost is low, and will not cause secondary pollution to environment.Step is simple and convenient to operate, is practical.
Description
Technical field
The utility model belongs to the disposal of dregs of a decoction Leachate site sewage Environmental-protection comprehensive and recovery energy field, more particularly to a kind of
High concentration dregs of a decoction Leachate site multistage-combination disposal plant.
Background technology
Using extraction process after boiling, the discarded object of output is the Chinese medicine slag of high wet basis for most of pharmaceutical factory of traditional Chinese medicine's pharmacy, due to
The Biomass Characteristics of Chinese medicine slag, it takes the dish out of the pot moisture content typically more than 75%.When as disposition of solid waste, because it is high
Aqueous characteristic, substantial amounts of sewage can be oozed out within a certain period of time, these sewage are special due to preposition extraction process and biomass
Property, COD very high concentrations are shown as, are determined through different sample dregs of a decoction diffusates, the Leachate site COD concentration of general water extract-alcohol precipitation is 13
~20 ten thousand mg/L, the Leachate site COD of alcohol extracting-water precipitating are more up to 30~700,000 mg/L.Suspended simultaneously in diffusate containing substantial amounts of
Thing, diffusate is interior to contain substantial amounts of organic matter, Soil Surrounding, water etc. can be polluted, normally behave as organic matter and seriously surpass
Mark, cause the Animal Anoxia such as fishes and shrimps in river dead.
Current pharmaceutical factory of traditional Chinese medicine scale is increasing, also increasingly concentrates, and its result can cause Leachate site to concentrate magnitude big, not only
Environmental hazard is big, and can cause substantial amounts of water resource waste.How harm is quickly cleared up, accomplish that harmlessness disposing becomes
One technical barrier.
Zhang Shunxi etc.《Anaerobism-coagulation-UV/Fenton methods processing Chinese medical concrete dregs of a decoction percolate research》Using anaerobism-mixed
Solidifying-UV/Fenton PROCESS FOR TREATMENT Chinese medical concrete dregs of a decoction percolates, have studied the feasibility and related process parameters of the technique.
As a result show, when anaerobic reaction hydraulic detention time is 8d, COD clearances reach 58.9%；During coagulation, ferric chloride coagulant
PH be 4, dosage be 1.5gL^-1 when COD clearances reach maximum, be 53.1%, bar more optimal than aluminum sulfate coagulant
Will height during part；When UV/Fenton reacts, the dregs of a decoction percolate through ferric chloride coagulant processing, in light application time 120min, pH
For 5, H2O2With COD amounts than 1, Fe^2+ and H2O2When amount is than being 0.04, colourity, COD clearances reach maximum, and all meet dirty
Water comprehensive discharge standard (GB8978-1996) secondary standard, the feasible process.But the technical study only rests on laboratory rank
Section, is not suitable for industrialized production.
Utility model content
In order to overcome above-mentioned deficiency, there is provided a kind of high concentration dregs of a decoction Leachate site multistage-combination disposing technique, its disposal process
A large amount of chemical agents need not be added, processing cost is low, and will not cause secondary pollution to environment.
To achieve these goals, the utility model adopts the following technical scheme that：
A kind of high concentration dregs of a decoction Leachate site multistage-combination disposing technique, including：
By the flocculation of dregs of a decoction Leachate site, sedimentation, the sewage after collection processing；
Press filtration is carried out to above-mentioned sewage using barrier film filter press technique, obtains filter cake and press filtration sewage of the moisture content below 65%；
At least two-stage nitrification-denitrification is carried out to the press filtration sewage to handle, and COD concentration is down to below 200mg/L, is obtained
Low dense COD sewage, biochemical slag and biogas；
By above-mentioned low dense COD sewage water filtrations, emission compliance clear liquid, waste water not up to standard is settled, carry out circular treatment；
Biochemical slag is less than 30% with the filtration cakes torrefaction to moisture content after barrier film press filtration, obtains dregs of a decoction particle；
After above-mentioned dregs of a decoction particle and biogas combustion, reuse heat.
Because different pharmaceutical kind and production technology are different in medicine production process, Chinese medicine slag Leachate site complicated component, because
This, in flocculation process beyond deproteination matter, it is also necessary to macromolecular organic compound is removed, to ensure follow-up sewage disposal
Be smoothed out.Therefore, the preferable flocculant of the utility model is strong cation polyacrylamide (CPAM) and ferric-polysilicate
(PSF) composite flocculation agent.The dosage of the composite flocculation agent is 60-75mg/L, wherein, strong cation polyacrylamide
CPAM addition is the 0.5%-0.6% of ferric-polysilicate (PSF) quality.
Preferably, the dregs of a decoction Leachate site is the Chinese medicine dreg Leachate site of water extract-alcohol precipitation or alcohol extracting-water precipitating.
Preferably, the pressure of the barrier film filter press technique is 3MPa~5MPa, and is gradually incremented by.Research is found：With in general
Treatment of Sludge is different, and specification, particle diameter be not larger for the dregs of a decoction contained in dregs of a decoction Leachate site, easily blocked at the initial stage of barrier film press filtration every
Film, make subsequently to be dehydrated increasingly difficult.Therefore, the utility model makes diaphragm pressure slowly rise, barrier film preferably in the incipient stage
The boost in pressure time is 5-10min or so optimal.
Preferably, the nitrification-denitrification processing includes multi-stage aerobic nitrification and anaerobic denitrifying processing, and MBR processing.
For the utility model to the treating capacity of Chinese medicine slag Leachate site up to 100 cubes/day, being handled using two-stage nitration denitrification can be real
It is existing.
Preferably, the mixture of the biochemical slag and Leachate site obtains filter cake through barrier film press filtration.
The utility model additionally provides a kind of high concentration dregs of a decoction Leachate site multistage-combination disposal plant, including：Flocculation basin, sink
Pond, diaphragm filter press, regulating reservoir, nitrification and denitrification joint processing system, reverse osmosis treatment system, anhydration system, burning are dropped
Stove, heat exchanger；The flocculation basin, settling tank, diaphragm filter press, regulating reservoir, nitrification and denitrification joint processing system, counter-infiltration
Processing system is sequentially connected, and the diaphragm filter press is also sequentially connected with anhydration system, combustion furnace, the nitrification and denitrification connection
Close processing system to be also respectively connected with diaphragm filter press, combustion furnace, heat caused by the combustion furnace is transferred to by heat exchanger
Anhydration system.
" nitrification and denitrification joint processing system " refers in the utility model：By multigroup independent nitrification processing unit,
The processing system of denitrification processing unit composition.
It is different from general Treatment of Sludge mode, because biomass in the filter cake of Chinese medicine Leachate site and COD contents are high, this reality
Heat energy is converted to after combustion furnace burns with the filter cake after new desiccation and biogas, corresponding heat is provided for desiccation apparatus, it is real
Sewage disposal is showed, the energy recycles.
Preferably, the anhydration system be non-direct contact type anhydration system (i.e.：Indirect heating type).Existing contact
Desiccation is typically using the moisture in the high-temperature gases such as flue gas removing filter cake, but inevitably result in dregs of a decoction Leachate site during being somebody's turn to do
The spilling of middle volatile materials, produce secondary pollution.In order to solve the above problems, the utility model proposes using in a non-contact manner
Desiccation is conducted, further study show that：When the temperature of the conduction desiccation is 120 DEG C~140 DEG C, the treatment effect of material is most
Good, paint having no volatile substances are overflowed.
Preferably, the anhydration system is multiple coiled anhydration system.
Preferably, the nitrification and denitrification joint processing system include multi-stage aerobic nitrification and anaerobic denitrifying device,
And membrane bioreactor MBR.
Preferably, DTRO disc tube reverse osmosis (dt-ro) films are provided with the reverse osmosis treatment system.
The beneficial effects of the utility model
(1) by technical process of the present utility model, purification and the Leachate site of high concentration dregs of a decoction Leachate site sewage are realized
The recycling of middle solid material, the cyclic utilization rate of water resource is greatly improved, whole technical process is without any secondary dirt
Dye, can obtain preferable economic benefit and environmental benefit.
(2) the utility model apparatus structure is simple, treatment effeciency is high, practical, easy to spread.
Brief description of the drawings
The Figure of description for forming the part of the application is used for providing further understanding of the present application, and the application's shows
Meaning property embodiment and its illustrate be used for explain the application, do not form the improper restriction to the application.
Fig. 1 high concentration Chinese medicine slag Leachate site multistage-combination disposing technique flow charts.
Embodiment
It is noted that described further below is all exemplary, it is intended to provides further instruction to the application.It is unless another
Indicate, all technologies used herein and scientific terminology are with usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
The utility model additionally provides a kind of high concentration dregs of a decoction Leachate site multistage-combination disposing technique, its technical process
For：
1) dregs of a decoction Leachate site is concentrated on into settling tank, addition chemical agent is stirred, flocculates and settled pretreatment；
2) press filtration is carried out using barrier film pressure filtering technique to the sewage of pretreatment, obtains filter cake and pressure of the moisture content below 65%
Filter sewage；
3) chemical reagent is added to press filtration sewage and carries out pH tone pitches, subsequently enter nitrification and denitrification joint processing system,
Its COD concentration is down to below 200mg/L；
4) sewage of low COD concentration filters by internal or external MBR, then by DTRO disc tube reverse osmosis (dt-ro) film mistakes
Filter, its clear liquid can carry out circulation disposal using qualified discharge or as Waste water utilization, waste water into dregs of a decoction Leachate site sedimentation basin；
5) the further drying and other treatment of non-direct contact type anhydration system is used to filter cake caused by barrier film press filtration, finally given
Moisture content is less than 30% dregs of a decoction particulate matter.
Further, the diaphragm filter press pressure is preferably 3MPa~5MPa, is gradually incremented by.
Further, typically need to wrap for the dregs of a decoction Leachate site of high concentration, the nitrification and denitrification joint processing system
Include multi-stage aerobic nitrification and the MBR system processing unit of anaerobic denitrifying.
Further, biochemical slag caused by the nitrification and denitrification joint processing system can together with Leachate site enter every
Mould filter disposal, caused biogas can be supplied to conduction anhydration system as heat energy.
Further, the non-direct contact type anhydration system is typically preferably controlled 120 using steam as thermal source, temperature
~140 DEG C, to avoid the precipitation of solid matter fugitive constituent.
Further, moisture content obtained by desiccation is less than 30% dregs of a decoction particulate matter, can be with Chinese medicine slag together as life
Raw material of substance carries out recovery energy.
The method and apparatus not illustrated in the utility model all uses design generally in the art.
Embodiment 1
Shandong Province pharmaceutical factory water extract-alcohol precipitation dregs of a decoction Leachate site is taken, its COD concentration is 150,000 mg/L；
By the flocculation of above-mentioned dregs of a decoction Leachate site, sedimentation, the sewage after collection processing；Flocculant selects strong cation polyacrylamide
The composite flocculation agent of amine (CPAM) and ferric-polysilicate (PSF).The dosage of the composite flocculation agent is 68mg/L, wherein, Qiang Yang
Cationic polyacrylamide CPAM addition is the 0.55% of ferric-polysilicate (PSF) quality.
Press filtration is carried out to above-mentioned sewage using barrier film filter press technique, press filtration pressure is 4MPa, pressure rising time 8min, is obtained aqueous
Filter cake and press filtration sewage of the rate below 65%；
To the press filtration sewage carry out two-stage aerobic nitrification and anaerobic denitrifying processing, make COD concentration be down to 200mg/L with
Under, obtain low dense COD sewage, biochemical slag and biogas；
Above-mentioned low dense COD sewage is filtered by internal or external MBR, then by DTRO disc tube reverse osmosis (dt-ro) film mistakes
Filter, its clear liquid can carry out circulation disposal using qualified discharge or as Waste water utilization, waste water into dregs of a decoction Leachate site sedimentation basin；
Above-mentioned biochemical slag is less than 30% with the filtration cakes torrefaction to moisture content after barrier film press filtration, obtains dregs of a decoction particle；
By the above-mentioned dregs of a decoction and biogas combustion, heat is reclaimed.
The actual running results show：The COD of Leachate site is eliminated up to more than 99.9%, and treating capacity is 100 cubes/day.
Embodiment 2
Shandong Province pharmaceutical factory water extract-alcohol precipitation dregs of a decoction Leachate site is taken, its COD concentration is 200,000 mg/L；
By the flocculation of above-mentioned dregs of a decoction Leachate site, sedimentation, the sewage after collection processing；Flocculant selects strong cation polyacrylamide
The composite flocculation agent of amine (CPAM) and ferric-polysilicate (PSF).The dosage of the composite flocculation agent is 75mg/L, wherein, Qiang Yang
Cationic polyacrylamide CPAM addition is the 0.6% of ferric-polysilicate (PSF) quality.
Press filtration is carried out to above-mentioned sewage using barrier film filter press technique, press filtration pressure is 5MPa, pressure rising time 10min, must be contained
Filter cake and press filtration sewage of the water rate below 65%；
To the press filtration sewage carry out two-stage aerobic nitrification and anaerobic denitrifying processing, make COD concentration be down to 200mg/L with
Under, obtain low dense COD sewage, biochemical slag and biogas；
Above-mentioned low dense COD sewage is filtered by internal or external MBR, then by DTRO disc tube reverse osmosis (dt-ro) film mistakes
Filter, its clear liquid can carry out circulation disposal using qualified discharge or as Waste water utilization, waste water into dregs of a decoction Leachate site sedimentation basin；
Above-mentioned biochemical slag is less than 30% with the filtration cakes torrefaction to moisture content after barrier film press filtration, obtains dregs of a decoction particle；
By the above-mentioned dregs of a decoction and biogas combustion, heat is reclaimed.
The actual running results show：The COD of Leachate site is eliminated up to more than 99.9%, and treating capacity is 100 cubes/day.
Embodiment 3
Shandong Province pharmaceutical factory water extract-alcohol precipitation dregs of a decoction Leachate site is taken, its COD concentration is 130,000 mg/L；
By the flocculation of above-mentioned dregs of a decoction Leachate site, sedimentation, the sewage after collection processing；Flocculant selects strong cation polyacrylamide
The composite flocculation agent of amine (CPAM) and ferric-polysilicate (PSF).The dosage of the composite flocculation agent is 60mg/L, wherein, Qiang Yang
Cationic polyacrylamide CPAM addition is the 0.5% of ferric-polysilicate (PSF) quality.
Press filtration is carried out to above-mentioned sewage using barrier film filter press technique, press filtration pressure is 3MPa, pressure rising time 5min, is obtained aqueous
Filter cake and press filtration sewage of the rate below 65%；
To the press filtration sewage carry out two-stage aerobic nitrification and anaerobic denitrifying processing, make COD concentration be down to 200mg/L with
Under, obtain low dense COD sewage, biochemical slag and biogas；
Above-mentioned low dense COD sewage is filtered by internal or external MBR, then by DTRO disc tube reverse osmosis (dt-ro) film mistakes
Filter, its clear liquid can carry out circulation disposal using qualified discharge or as Waste water utilization, waste water into dregs of a decoction Leachate site sedimentation basin；
Above-mentioned biochemical slag is less than 30% with the filtration cakes torrefaction to moisture content after barrier film press filtration, obtains dregs of a decoction particle；
By the above-mentioned dregs of a decoction and biogas combustion, heat is reclaimed.
The actual running results show：The COD of Leachate site is eliminated up to more than 99.9%, and treating capacity is 100 cubes/day.
Embodiment 4
Shandong Province pharmaceutical factory alcohol extracting-water precipitating dregs of a decoction Leachate site is taken, its COD concentration is 500,000 mg/L
By the flocculation of above-mentioned dregs of a decoction Leachate site, sedimentation, the sewage after collection processing；Flocculant selects strong cation polyacrylamide
The composite flocculation agent of amine (CPAM) and ferric-polysilicate (PSF).The dosage of the composite flocculation agent is 69mg/L, wherein, Qiang Yang
Cationic polyacrylamide CPAM addition is the 0.57% of ferric-polysilicate (PSF) quality.
Press filtration is carried out to above-mentioned sewage using barrier film filter press technique, press filtration pressure is 4MPa, pressure rising time 8min, is obtained aqueous
Filter cake and press filtration sewage of the rate below 65%；
To the press filtration sewage carry out level Four aerobic nitrification and anaerobic denitrifying processing, make COD concentration be down to 200mg/L with
Under, obtain low dense COD sewage, biochemical slag and biogas；
Above-mentioned low dense COD sewage is filtered by internal or external MBR, then by DTRO disc tube reverse osmosis (dt-ro) film mistakes
Filter, its clear liquid can carry out circulation disposal using qualified discharge or as Waste water utilization, waste water into dregs of a decoction Leachate site sedimentation basin；
Above-mentioned biochemical slag is less than 30% with the filtration cakes torrefaction to moisture content after barrier film press filtration, obtains dregs of a decoction particle；
By the above-mentioned dregs of a decoction and biogas combustion, heat is reclaimed.
The actual running results show：The COD of Leachate site is eliminated up to more than 99.9%, and treating capacity is 100 cubes/day.
Embodiment 5
Shandong Province pharmaceutical factory alcohol extracting-water precipitating dregs of a decoction Leachate site is taken, its COD concentration is 700,000 mg/L
By the flocculation of above-mentioned dregs of a decoction Leachate site, sedimentation, the sewage after collection processing；Flocculant selects strong cation polyacrylamide
The composite flocculation agent of amine (CPAM) and ferric-polysilicate (PSF).The dosage of the composite flocculation agent is 75mg/L, wherein, Qiang Yang
Cationic polyacrylamide CPAM addition is the 0.6% of ferric-polysilicate (PSF) quality.
Press filtration is carried out to above-mentioned sewage using barrier film filter press technique, press filtration pressure is 5MPa, pressure rising time 10min, must be contained
Filter cake and press filtration sewage of the water rate below 65%；
To the press filtration sewage carry out six grades of aerobic nitrifications and anaerobic denitrifying processing, make COD concentration be down to 200mg/L with
Under, obtain low dense COD sewage, biochemical slag and biogas；
Above-mentioned low dense COD sewage is filtered by internal or external MBR, then by DTRO disc tube reverse osmosis (dt-ro) film mistakes
Filter, its clear liquid can carry out circulation disposal using qualified discharge or as Waste water utilization, waste water into dregs of a decoction Leachate site sedimentation basin；
Above-mentioned biochemical slag is less than 30% with the filtration cakes torrefaction to moisture content after barrier film press filtration, obtains dregs of a decoction particle；
By the above-mentioned dregs of a decoction and biogas combustion, heat is reclaimed.
The actual running results show：The COD of Leachate site is eliminated up to more than 99.9%, and treating capacity is 100 cubes/day.
Embodiment 6
Shandong Province pharmaceutical factory alcohol extracting-water precipitating dregs of a decoction Leachate site is taken, its COD concentration is 300,000 mg/L
By the flocculation of above-mentioned dregs of a decoction Leachate site, sedimentation, the sewage after collection processing；Flocculant selects strong cation polyacrylamide
The composite flocculation agent of amine (CPAM) and ferric-polysilicate (PSF).The dosage of the composite flocculation agent is 60mg/L, wherein, Qiang Yang
Cationic polyacrylamide CPAM addition is the 0.5% of ferric-polysilicate (PSF) quality.
Press filtration is carried out to above-mentioned sewage using barrier film filter press technique, press filtration pressure is 3MPa, pressure rising time 5min, is obtained aqueous
Filter cake and press filtration sewage of the rate below 65%；
To the press filtration sewage carry out three-level aerobic nitrification and anaerobic denitrifying processing, make COD concentration be down to 200mg/L with
Under, obtain low dense COD sewage, biochemical slag and biogas；
Above-mentioned low dense COD sewage is filtered by internal or external MBR, then by DTRO disc tube reverse osmosis (dt-ro) film mistakes
Filter, its clear liquid can carry out circulation disposal using qualified discharge or as Waste water utilization, waste water into dregs of a decoction Leachate site sedimentation basin；
Above-mentioned biochemical slag is less than 30% with the filtration cakes torrefaction to moisture content after barrier film press filtration, obtains dregs of a decoction particle；
By the above-mentioned dregs of a decoction and biogas combustion, heat is reclaimed.
The actual running results show：The COD of Leachate site is eliminated up to more than 99.9%, and treating capacity is 100 cubes/day.
Embodiment 7
A kind of high concentration dregs of a decoction Leachate site multistage-combination disposal plant, including：Flocculation basin, settling tank, diaphragm filter press, tune
Save pond, nitrification and denitrification joint processing system, reverse osmosis treatment system, anhydration system, combustion furnace, heat exchanger；The flocculation
Pond, settling tank, diaphragm filter press, regulating reservoir, nitrification and denitrification joint processing system, reverse osmosis treatment system are sequentially connected,
The diaphragm filter press is also sequentially connected with anhydration system, combustion furnace, the nitrification and denitrification joint processing system also with every
Filter press membrane, combustion furnace are respectively connected with, and heat caused by the combustion furnace is transferred to anhydration system by heat exchanger.
In use, sewage pass sequentially through flocculation basin, settling tank, diaphragm filter press, regulating reservoir, at nitrification and denitrification joint
After reason system, reverse osmosis treatment system processing, reach discharge standard or utilized as reclaimed water, waste water not up to standard is sent into heavy
Drop is handled again in pond.
Wherein, diaphragm filter press has obtained filter cake after carrying out press filtration to sewage, is less than through anhydration system drying to water content
After 30%, with nitrification and denitrification joint processing system caused by biogas burnt in combustion furnace, pass through heat exchanger collect burning
Heat caused by stove is simultaneously transmitted to the drying that anhydration system is used for follow-up filter cake.
In addition, biochemical slag caused by nitrification and denitrification joint processing system also by barrier film filter-pressing device be made filter cake,
Combustion furnace burning processing is sent into after drying.
Embodiment 8
A kind of high concentration dregs of a decoction Leachate site multistage-combination disposal plant, including：Flocculation basin, settling tank, diaphragm filter press, tune
Save pond, nitrification and denitrification joint processing system, reverse osmosis treatment system, anhydration system, combustion furnace, heat exchanger；The flocculation
Pond, settling tank, diaphragm filter press, regulating reservoir, nitrification and denitrification joint processing system, reverse osmosis treatment system are sequentially connected,
The diaphragm filter press is also sequentially connected with anhydration system, combustion furnace, the nitrification and denitrification joint processing system also with every
Filter press membrane, combustion furnace are respectively connected with, and heat caused by the combustion furnace is transferred to anhydration system by heat exchanger.
Membrane bioreactor MBR is additionally provided with after the nitrification and denitrification joint processing system.
Embodiment 9
A kind of high concentration dregs of a decoction Leachate site multistage-combination disposal plant, including：Flocculation basin, settling tank, diaphragm filter press, tune
Save pond, nitrification and denitrification joint processing system, reverse osmosis treatment system, anhydration system, combustion furnace, heat exchanger；The flocculation
Pond, settling tank, diaphragm filter press, regulating reservoir, nitrification and denitrification joint processing system, reverse osmosis treatment system are sequentially connected,
The diaphragm filter press is also sequentially connected with anhydration system, combustion furnace, the nitrification and denitrification joint processing system also with every
Filter press membrane, combustion furnace are respectively connected with, and heat caused by the combustion furnace is transferred to anhydration system by heat exchanger.
The anhydration system is non-direct contact type anhydration system, and existing contact desiccation is typically using high temperature such as flue gases
Moisture in gas removal filter cake, but the spilling of volatile materials in dregs of a decoction Leachate site, production are inevitably resulted in during being somebody's turn to do
Raw secondary pollution.In order to solve the above problems, the utility model proposes using desiccation is conducted in a non-contact manner, further research is sent out
It is existing：When the temperature of the conduction desiccation is 120 DEG C~140 DEG C, the treatment effect of material is optimal, and paint having no volatile substances are overflowed.
Embodiment 10
A kind of high concentration dregs of a decoction Leachate site multistage-combination disposal plant, including：Flocculation basin, settling tank, diaphragm filter press, tune
Save pond, nitrification and denitrification joint processing system, reverse osmosis treatment system, anhydration system, combustion furnace, heat exchanger；The flocculation
Pond, settling tank, diaphragm filter press, regulating reservoir, nitrification and denitrification joint processing system, reverse osmosis treatment system are sequentially connected,
The diaphragm filter press is also sequentially connected with anhydration system, combustion furnace, the nitrification and denitrification joint processing system also with every
Filter press membrane, combustion furnace are respectively connected with, and heat caused by the combustion furnace is transferred to anhydration system by heat exchanger.
The nitrification and denitrification joint processing system includes multi-stage aerobic nitrification and anaerobic denitrifying processing unit.
Embodiment 11
A kind of high concentration dregs of a decoction Leachate site multistage-combination disposal plant, including：Flocculation basin, settling tank, diaphragm filter press, tune
Save pond, nitrification and denitrification joint processing system, reverse osmosis treatment system, anhydration system, combustion furnace, heat exchanger；The flocculation
Pond, settling tank, diaphragm filter press, regulating reservoir, nitrification and denitrification joint processing system, reverse osmosis treatment system are sequentially connected,
The diaphragm filter press is also sequentially connected with anhydration system, combustion furnace, the nitrification and denitrification joint processing system also with every
Filter press membrane, combustion furnace are respectively connected with, and heat caused by the combustion furnace is transferred to anhydration system by heat exchanger.
DTRO disc tube reverse osmosis (dt-ro) films are provided with the reverse osmosis treatment system.
Embodiment 12
A kind of high concentration dregs of a decoction Leachate site multistage-combination disposal plant, including：Flocculation basin, settling tank, diaphragm filter press, tune
Save pond, nitrification and denitrification joint processing system, reverse osmosis treatment system, anhydration system, combustion furnace, heat exchanger；The flocculation
Pond, settling tank, diaphragm filter press, regulating reservoir, nitrification and denitrification joint processing system, reverse osmosis treatment system are sequentially connected,
The diaphragm filter press is also sequentially connected with anhydration system, combustion furnace, the nitrification and denitrification joint processing system also with every
Filter press membrane, combustion furnace are respectively connected with, and heat caused by the combustion furnace is transferred to anhydration system by heat exchanger.
The anhydration system is multiple coiled anhydration system.
Comparative example 1
Processing mode is same as Example 1, and difference is, the flocculant is strong cation polyacrylamide CPAM
+ aluminium chloride (PAC).
Comparative example 2
Processing mode is same as Example 1, and difference is, the flocculant is strong cation polyacrylamide CPAM
+ bodied ferric sulfate (PFS).
The different flocculant effect comparison tables of table 1
The preferred embodiment of the application is the foregoing is only, is not limited to the application, for the skill of this area
For art personnel, the application can have various modifications and variations.It is all within spirit herein and principle, made any repair
Change, equivalent substitution, improvement etc., should be included within the protection domain of the application.
Claims (5)
- A kind of 1. high concentration dregs of a decoction Leachate site multistage-combination disposal plant, it is characterised in that including：Flocculation basin, settling tank, barrier film Filter press, regulating reservoir, nitrification and denitrification joint processing system, reverse osmosis treatment system, anhydration system；The flocculation basin, sink Drop pond, diaphragm filter press, regulating reservoir, nitrification and denitrification joint processing system, reverse osmosis treatment system are sequentially connected, it is described every Filter press membrane is also sequentially connected with anhydration system, combustion furnace, the nitrification and denitrification joint processing system also with barrier film press filtration Machine, combustion furnace are respectively connected with, and heat caused by the combustion furnace is transferred to anhydration system by heat exchanger.
- 2. device as claimed in claim 1, it is characterised in that the anhydration system is non-direct contact type anhydration system.
- 3. device as claimed in claim 1, it is characterised in that the nitrification and denitrification joint processing system includes multistage good Oxygen nitrifies and anaerobic denitrifying processing unit.
- 4. device as claimed in claim 1, it is characterised in that be additionally provided with after the nitrification and denitrification joint processing system Membrane bioreactor MBR.
- 5. device as claimed in claim 1, it is characterised in that it is anti-that DTRO dish tubular types are provided with the reverse osmosis treatment system Permeable membrane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720239139.0U CN206751602U (en) | 2017-03-13 | 2017-03-13 | A kind of high concentration dregs of a decoction Leachate site multistage-combination disposal plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201720239139.0U CN206751602U (en) | 2017-03-13 | 2017-03-13 | A kind of high concentration dregs of a decoction Leachate site multistage-combination disposal plant |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106746377A (en) * | 2017-03-13 | 2017-05-31 | 山东百川同创能源有限公司 | A kind of high concentration dregs of a decoction Leachate site multistage-combination disposing technique |
| CN109052787A (en) * | 2018-09-07 | 2018-12-21 | 山东百川同创能源有限公司 | A kind of high strong sewage and organic exhaust gas synergic processing process and device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106746377A (en) * | 2017-03-13 | 2017-05-31 | 山东百川同创能源有限公司 | A kind of high concentration dregs of a decoction Leachate site multistage-combination disposing technique |
| CN109052787A (en) * | 2018-09-07 | 2018-12-21 | 山东百川同创能源有限公司 | A kind of high strong sewage and organic exhaust gas synergic processing process and device |
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