CN204151203U - A kind of dangerous waste disposal center Waste Water Treatment - Google Patents
A kind of dangerous waste disposal center Waste Water Treatment Download PDFInfo
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- CN204151203U CN204151203U CN201420574078.XU CN201420574078U CN204151203U CN 204151203 U CN204151203 U CN 204151203U CN 201420574078 U CN201420574078 U CN 201420574078U CN 204151203 U CN204151203 U CN 204151203U
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Abstract
The utility model discloses a kind of dangerous waste disposal center Waste Water Treatment, be connected between factory effluent delivery port and reuse pool, comprise the materializing strategy system, biochemical treatment system, water collecting basin and the advanced treatment system that connect successively, and the sludge treating system be connected with materializing strategy system; Materializing strategy system comprises pretreatment system and heavy metals removal system, biochemical treatment system comprises intermediate pool, DC BAF, N BAF and aerating system, advanced treatment system comprises sand filter, activated charcoal filter and observation sterilization pool, and sludge treating system comprises sewage sludge storage pond, sludge thickener and plate-and-frame filter press.The utility model is applicable to process high, the water quality of heavy metal content and water yield fluctuation is large, pollutant component is complicated, biodegradability is poor, dangerous waste disposal center waste water containing hazardous and noxious substances, good waste water treatment effect, can stablize and reach recycle water standard or emission standard.
Description
Technical field
The utility model relates to field of waste water treatment, particularly a kind of dangerous waste disposal center Waste Water Treatment.
Background technology
Along with the raising of people's living standard and the development of modern industry, Hazardous wastes generation increases year by year, and the harm caused human environment is day by day serious.According to statistics, whole world Hazardous wastes year generation more than 4 × 10
8t, within 1996, China's Hazardous wastes generation is 2.3 × 10
6t, increases to 11.7 × 10 in 2003
6t, reaches 15.9 × 10 in 2010
6t, average annual growth rate is about 14.8%.Because Hazardous wastes can cause acute and public health issue that is short-term, and there is environmental pollution potential for a long time, its safe handling disposal process receives much concern.
Dangerous waste disposal center waste water is mainly derived from carrier vehicle and container wash-down water, temporary library draining, laboratory draining, rinse place water, the draining of materializing strategy workshop, landfill percolate, early-stage rainwater and sanitary sewage, its principal pollutant comprise chemical oxygen demand (COD), five-day BOD, suspended substance, ammonia nitrogen, phosphoric acid salt, petroleum-type, vegetable and animals oils, anion surfactant, formaldehyde, volatile phenol, benzene, toluene, organophosphorus pesticide (in P), organochlorine pesticide, polychlorobiphenyl, total lead, total chromium, total mercury, total nickel, total arsenic, prussiate, chlorine residue etc.By the impact of dangerous waste disposal center material source and process refuse kind, dangerous waste disposal center waste water has that heavy metal content is high, water quality and water yield fluctuation is large, pollutant component is complicated, biodegradability is poor, containing features such as hazardous and noxious substances.Owing to containing the hazardous and noxious substances such as benzene, toluene in dangerous waste disposal center waste water, greatly, biodegradability is poor for water quality and water yield fluctuation, and the simple biological effluent treatment techniques such as the activated sludge process of routine that rely on are difficult to realize stably reaching standard discharge or reuse; Although and adopt merely the physico-chemical process such as redox, flocculation process dangerous waste disposal center waste water effect still can, add that medicament kind is many, dosage is large, running cost is high.Therefore, for the treatment system that dangerous waste disposal center waste water should adopt physical-chemical craft to combine with biological effluent treatment technique, realize object that is efficient, stable, economic treatment dangerous waste disposal center waste water.
Summary of the invention
The technical problems to be solved in the utility model is to provide the dangerous waste disposal center Waste Water Treatment of a kind of good waste water treatment effect, system run all right.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is:
A kind of dangerous waste disposal center Waste Water Treatment, be connected between factory effluent delivery port and reuse pool, comprise the materializing strategy system, biochemical treatment system, water collecting basin and the advanced treatment system that connect successively, and the sludge treating system be connected with materializing strategy system;
Described materializing strategy system comprises pretreatment system and heavy metals removal system, and described pretreatment system comprises grid, equalizing tank and air flotation pool; Described heavy metals removal system comprises reduction reaction pond, neutralization reaction groove and flocculation sedimentation tank, and the administration apparatus corresponding with each reaction tank; One end of grid connects factory effluent delivery port, and the other end connects the input terminus of equalizing tank; Equalizing tank, air flotation pool, reduction reaction pond, between neutralization reaction groove and flocculation sedimentation tank successively by band valve pipeline connect; Described air flotation pool and flocculation sedimentation tank are also connected with sludge treating system pipeline respectively;
Described biochemical treatment system comprises: intermediate pool, DC BAF, N BAF and aerating system, flocculation sedimentation tank, intermediate pool, between DC BAF and N BAF successively by band valve pipeline connect; Aerating system connects DC BAF and N BAF respectively;
Described water collecting basin one end connects N BAF, and the other end connects advanced treatment system;
Described advanced treatment system comprises: sand filter, activated charcoal filter, observation sterilization pool, sand filter input termination water collecting basin, output terminal is with activated charcoal filter and observe successively by being with the pipeline of valve to be connected between sterilization pool, observes sterilization pool output terminal and takes back millpond;
Described sludge treating system comprises: sewage sludge storage pond, sludge thickener and plate-and-frame filter press, sewage sludge storage pond connects air flotation pool and flocculation sedimentation tank respectively, sewage sludge storage pond, between sludge thickener and plate-and-frame filter press successively by dredge pump with band valve pipeline be connected; Sewage sludge storage pond, sludge thickener are connected with equalizing tank pipeline respectively.
Described intermediate pool also connects sanitary sewage delivery port.
Described aerating system is blower fan blast aeration system.
The beneficial effects of the utility model are:
1, the utility model is applicable to process high, the water quality of heavy metal content and water yield fluctuation is large, pollutant component is complicated, biodegradability is poor, dangerous waste disposal center waste water containing hazardous and noxious substances;
2, the utility model effectively can remove the pollutent in dangerous waste disposal center waste water, system run all right, standard limited value requirement that water outlet indices can reach " urban sewage reutilization urban reclaimed water water quality " (GB/T 18920-2002), plant area can be back to produce, realize the target of plant area's factory effluent zero release;
3, the mud produced in wastewater treatment process send incineration plants to burn after treatment, does not produce the problem of " secondary pollution ".
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of dangerous waste disposal center Waste Water Treatment of the present utility model.
Embodiment
Below in conjunction with Fig. 1, embodiment of the present utility model is further illustrated:
As shown in Figure 1, a kind of dangerous waste disposal center Waste Water Treatment, be connected between factory effluent delivery port and reuse pool, comprise the materializing strategy system, biochemical treatment system, water collecting basin and the advanced treatment system that connect successively, and the sludge treating system be connected with materializing strategy system;
Described materializing strategy system comprises pretreatment system and heavy metals removal system, and described pretreatment system comprises grid, equalizing tank and air flotation pool; Described heavy metals removal system comprises reduction reaction pond, neutralization reaction groove and flocculation sedimentation tank, and the administration apparatus be connected respectively with reduction reaction pond, neutralization reaction groove and flocculation sedimentation tank; One end of grid connects factory effluent delivery port, and the other end connects the input terminus of equalizing tank; Equalizing tank, air flotation pool, reduction reaction pond, between neutralization reaction groove and flocculation sedimentation tank successively by band valve pipeline connect; Described air flotation pool and flocculation sedimentation tank are also connected with sludge treating system pipeline respectively;
Described biochemical treatment system comprises: intermediate pool, DC BAF, N BAF and aerating system, flocculation sedimentation tank, intermediate pool, between DC BAF and N BAF successively by band valve pipeline connect; Aerating system connects DC BAF and N BAF respectively;
Described water collecting basin one end connects N BAF, and the other end connects advanced treatment system;
Described advanced treatment system comprises: sand filter, activated charcoal filter, observation sterilization pool, sand filter input termination water collecting basin, output terminal is with activated charcoal filter and observe successively by being with the pipeline of valve to be connected between sterilization pool, observes sterilization pool output terminal and takes back millpond;
Described sludge treating system comprises: sewage sludge storage pond, sludge thickener and plate-and-frame filter press, sewage sludge storage pond connects air flotation pool and flocculation sedimentation tank respectively, sewage sludge storage pond, between sludge thickener and plate-and-frame filter press successively by dredge pump with band valve pipeline be connected; Sewage sludge storage pond, sludge thickener are connected with equalizing tank pipeline respectively.
Described intermediate pool also connects sanitary sewage delivery port.
Described aerating system is blower fan blast aeration system.
Use the technical process of the utility model system as follows:
1) factory effluent enters equalizing tank from flowing through grid, removes water float thing, balanced water quality and quantity;
2) equalizing tank water outlet enters air flotation pool, and air flotation pool adopts steel CAF cavitation air flotation equipment, main removal oils and suspended substance;
3) air flotation pool water outlet enters reduction reaction pond, adds HCl regulate the pH in reduction reaction pond to be 2-3 by HCl administration apparatus, adds ferrous sulfate Fe occurs by ferrous sulfate administration apparatus
2+with Cr
6+redox reaction remove Cr in waste water
6+, wherein, Cr
6+: FeSO
47H
2it is 1:20 that O adds ratio, and the hydraulic detention time in reduction reaction pond is 30min.
4) water outlet of reduction reaction pond enters neutralization reaction groove, adding NaOH by NaOH administration apparatus regulates the pH of neutralization reaction groove to rise to 8-9, meanwhile, make the most of heavy metal in waste water and OH-occur to precipitate and remove, the hydraulic detention time of neutralization reaction groove is 30min.
5) water outlet of neutralization reaction groove enters flocculation sedimentation tank, adds PAC and PAM by PAC administration apparatus and PAM administration apparatus in flocculation sedimentation tank, and remove the suspended substance in waste water and colourity, the hydraulic detention time of flocculation sedimentation tank is 30min.
6) flocculation sedimentation tank water outlet enters intermediate pool, enters DC BAF with sanitary sewage after mixing, and DC BAF adopts spherical porous biofilter material, and aeration adopts blast aeration form, and volumetric loading is 3.0kgBOD
5/ m
3d, the main carbonization organism removed in waste water.
7) DC effluent of aeration biological filter enters N BAF, and N BAF adopts spherical porous biofilter material, and aeration adopts blast aeration form, and volumetric loading is ≮ 2.0kgBOD
5/ m
3d, the NH in principal degradation waste water
3-N.
8) N effluent of aeration biological filter enters water collecting basin, waste water in water collecting basin is through being pumped into sand filter, sand filter adopts quartz sand filter media, the pollutent such as suspended substance, organism, phosphorus, virus, bacterium, agricultural chemicals, heavy metal in main removal waste water, the water amount 20 ~ 30m of sand filter
3/ h.
9) sand filter water outlet enters activated charcoal filter, adopts steel activated charcoal filter, and the oligodynamical thing can not removed with general physics, chemistry, biological process in main removal waste water, activated charcoal filter water amount is 17.6m
3/ h.
10) activated charcoal filter water outlet enters observation sterilization pool, add NaClO carry out disinfection after reuse or discharge, the wastewater effluent after process can reach " urban sewage reutilization urban reclaimed water water quality " (GB/T 18920-2002) and " integrated wastewater discharge standard " (GB 8978-1996) primary standard.
11) mud produced in air flotation pool, flocculation sedimentation tank by Cemented filling to sewage sludge storage pond, sewage sludge storage pond supernatant liquor is by being pumped to equalizing tank, bed mud is pressurizeed by pump and delivers to sludge thickener, sludge thickener supernatant liquor flows automatically back equalizing tank, and mud send incineration plants to burn after delivering to plate-and-frame filter press press filtration.
Claims (3)
1. a dangerous waste disposal center Waste Water Treatment, be connected between factory effluent delivery port and reuse pool, it is characterized in that, comprise the materializing strategy system, biochemical treatment system, water collecting basin and the advanced treatment system that connect successively, and the sludge treating system be connected with materializing strategy system;
Described materializing strategy system comprises pretreatment system and heavy metals removal system, and described pretreatment system comprises grid, equalizing tank and air flotation pool; Described heavy metals removal system comprises reduction reaction pond, neutralization reaction groove and flocculation sedimentation tank, and the administration apparatus corresponding with each reaction tank; One end of grid connects factory effluent delivery port, and the other end connects the input terminus of equalizing tank; Equalizing tank, air flotation pool, reduction reaction pond, between neutralization reaction groove and flocculation sedimentation tank successively by band valve pipeline connect; Described air flotation pool and flocculation sedimentation tank are also connected with sludge treating system pipeline respectively;
Described biochemical treatment system comprises: intermediate pool, DC BAF, N BAF and aerating system, flocculation sedimentation tank, intermediate pool, between DC BAF and N BAF successively by band valve pipeline connect; Aerating system connects DC BAF and N BAF respectively;
Described water collecting basin one end connects N BAF, and the other end connects advanced treatment system;
Described advanced treatment system comprises: sand filter, activated charcoal filter, observation sterilization pool, sand filter input termination water collecting basin, output terminal is with activated charcoal filter and observe successively by being with the pipeline of valve to be connected between sterilization pool, observes sterilization pool output terminal and takes back millpond;
Described sludge treating system comprises: sewage sludge storage pond, sludge thickener and plate-and-frame filter press, sewage sludge storage pond connects air flotation pool and flocculation sedimentation tank respectively, sewage sludge storage pond, between sludge thickener and plate-and-frame filter press successively by dredge pump with band valve pipeline be connected; Sewage sludge storage pond, sludge thickener are connected with equalizing tank pipeline respectively.
2. dangerous waste disposal center Waste Water Treatment according to claim 1, is characterized in that, described intermediate pool also connects sanitary sewage delivery port.
3. dangerous waste disposal center Waste Water Treatment according to claim 1, is characterized in that, described aerating system is blower fan blast aeration system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420574078.XU CN204151203U (en) | 2014-09-29 | 2014-09-29 | A kind of dangerous waste disposal center Waste Water Treatment |
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|---|---|---|---|
| CN201420574078.XU CN204151203U (en) | 2014-09-29 | 2014-09-29 | A kind of dangerous waste disposal center Waste Water Treatment |
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| CN204151203U true CN204151203U (en) | 2015-02-11 |
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ID=52509337
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104787968A (en) * | 2015-04-03 | 2015-07-22 | 常州大学 | Aureomycin waste water treatment system |
| CN105399269A (en) * | 2015-10-27 | 2016-03-16 | 桂林瑞丰环保微生物应用研究所 | Dual-aeration gained microbiological treatment method for industrial wastewater |
| CN105417837A (en) * | 2015-10-28 | 2016-03-23 | 桂林瑞丰环保微生物应用研究所 | Method for treating industrial wastewater by micro-biological degradation |
| CN105481176A (en) * | 2015-12-22 | 2016-04-13 | 潘敏 | Pulping and papermaking wastewater biological treatment system |
| CN106045225A (en) * | 2016-07-29 | 2016-10-26 | 南京福昌环保有限公司 | Wastewater treatment technology for recycling acroleic acid and residual ester liquid |
| CN106277590A (en) * | 2016-08-25 | 2017-01-04 | 广西壮族自治区环境保护科学研究院 | A kind of oxidoreduction microbial method processes the method for dangerous waste disposal comprehensive wastewater |
| CN106630401A (en) * | 2016-12-05 | 2017-05-10 | 潍坊金原微生物肥料有限公司 | Wastewater comprehensive treatment method |
| CN107572732A (en) * | 2017-10-26 | 2018-01-12 | 中节能清洁技术发展有限公司 | Sewage disposal system for dangerous waste disposal factory |
| CN108947132A (en) * | 2018-07-27 | 2018-12-07 | 中节能（连云港）清洁技术发展有限公司 | A kind of sanitary sewage and production waste water integral treatment method |
| CN112062411A (en) * | 2020-09-11 | 2020-12-11 | 深圳市粤昆仑环保实业有限公司 | Electroplating sewage treatment method |
-
2014
- 2014-09-29 CN CN201420574078.XU patent/CN204151203U/en active Active
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104787968A (en) * | 2015-04-03 | 2015-07-22 | 常州大学 | Aureomycin waste water treatment system |
| CN105399269A (en) * | 2015-10-27 | 2016-03-16 | 桂林瑞丰环保微生物应用研究所 | Dual-aeration gained microbiological treatment method for industrial wastewater |
| CN105417837A (en) * | 2015-10-28 | 2016-03-23 | 桂林瑞丰环保微生物应用研究所 | Method for treating industrial wastewater by micro-biological degradation |
| CN105481176A (en) * | 2015-12-22 | 2016-04-13 | 潘敏 | Pulping and papermaking wastewater biological treatment system |
| CN106045225A (en) * | 2016-07-29 | 2016-10-26 | 南京福昌环保有限公司 | Wastewater treatment technology for recycling acroleic acid and residual ester liquid |
| CN106277590A (en) * | 2016-08-25 | 2017-01-04 | 广西壮族自治区环境保护科学研究院 | A kind of oxidoreduction microbial method processes the method for dangerous waste disposal comprehensive wastewater |
| CN106630401A (en) * | 2016-12-05 | 2017-05-10 | 潍坊金原微生物肥料有限公司 | Wastewater comprehensive treatment method |
| CN107572732A (en) * | 2017-10-26 | 2018-01-12 | 中节能清洁技术发展有限公司 | Sewage disposal system for dangerous waste disposal factory |
| CN108947132A (en) * | 2018-07-27 | 2018-12-07 | 中节能（连云港）清洁技术发展有限公司 | A kind of sanitary sewage and production waste water integral treatment method |
| CN112062411A (en) * | 2020-09-11 | 2020-12-11 | 深圳市粤昆仑环保实业有限公司 | Electroplating sewage treatment method |
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