CN205088035U - Novel desulfurization wastewater treatment system - Google Patents
Novel desulfurization wastewater treatment system Download PDFInfo
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- CN205088035U CN205088035U CN201520809387.5U CN201520809387U CN205088035U CN 205088035 U CN205088035 U CN 205088035U CN 201520809387 U CN201520809387 U CN 201520809387U CN 205088035 U CN205088035 U CN 205088035U
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Abstract
The utility model relates to a novel desulfurization wastewater treatment system, including the waste water equalizing basin, be equipped with lime breast import the neutralization pond, be equipped with the organic sulfur compound import the sedimentation tank, be equipped with the flocculating agent import flocculation basin, centrifugal dehydrator, wastewater collection pond, be equipped with the filter and the retrieval and utilization pond of hydrochloric acid import, the tube coupling is all adopted in above -mentioned connection, be equipped with the import of coagulant aid on the pipeline of flocculating agent export, the filter outlet pipe is equipped with the sodium hypochlorite import on the road, structural design is reasonable, and wastewater treatment process is simple, go out the desulfurization wastewater treatment system that water is stable, area is little, the investment economizes, system coordination nature is good, save the water resource, practice thrift the space, save the cost, can effectively get rid of inorganic salts ion and heavy metal ion's the fragmentary discharging equipment of desulfurization waste water in the waste water.
Description
Technical field
The utility model relates to a kind of desulfurization wastewater treatment technology, is specifically related to a kind of Novel desulphurization Waste Water Treatment.
Background technology
China is that coal uses big country, especially thermal power industry, but coal-fired process will produce a large amount of SO2, and the SO2 discharged according to statistics has 90% to come from fire coal, along with the raising of national environmental standard and people are to the pursuit of fine environment, the discharge of control SO2 is particularly important; Flue gas desulfurization is then the main desulfurization method of current large-scale commercial application, and wherein Limestone-gypsum Wet Flue Gas Desulfurization Process technique belongs to the sulfur removal technology that application is maximum, technology is the most ripe, country is first-elected; But the gypsum dehydration of this process and cleaning system can produce a certain amount of desulfurization wastewater, namely in order to keep the material balance of desulfurizer loop slurry, preventing cl concn in flue gas from exceeding standard and ensureing gypsum quality, a certain amount of waste water must be discharged from system.
Desulfurization wastewater principal pollutant kind is suspended substance, soda acid, heavy metal (mercury, copper, zinc, chromium etc.), desulfurization wastewater typical case water quality is pH slant acidity (4-5.5), suspension content higher (several ten thousand mg/L can be reached), heavy metals exceeding standard, containing a large amount of chlorion, vitriol, sulphite etc., if directly discharge will cause great impact to environment, first kinds of pollution matter especially wherein, current domestic main desulfurization wastewater process waste water technology is neutralization-precipitation-flocculation-clarification-filtration, for the transformation of partial desulfurization waste water and the power station of land used anxiety, often shorten the residence time of sewage in settler, so the processing efficiency of settler will be reduced, and finally cause standard water discharge difficulty, in addition, due to the superiority of centrifuge, this equipment has been widely used in desulfurization wastewater sludge treatment, the mud solid content that settler is discharged is at 10%-15%, the solid content required with centrifuge is not inconsistent, have a strong impact on the service efficiency of centrifuge, develop a set of stable water outlet, floor space is little, reduced investment, the Novel desulphurization Waste Water Treatment that system coordination is good is imperative.
Utility model content
The utility model object provides that a kind of technique is simple, floor space is little, the Novel desulphurization Waste Water Treatment of reduced investment to overcome the deficiencies in the prior art.
For achieving the above object, the technical solution adopted in the utility model is: a kind of Novel desulphurization Waste Water Treatment, comprises wastewater equalization pond, neutralization tank, settling tank, flocculation basin, centrifuge, wastewater collection pond, strainer and reuse pool; Described wastewater equalization pond outlet connects neutralization tank by lift pump, and the outlet of described neutralization tank connects settling tank, and the outlet of described settling tank connects flocculation basin, and described flocculation basin outlet connects centrifuge; Described centrifuge outlet connects wastewater collection pond, and the outlet of described wastewater collection pond connects strainer by lift pump; Described filter outlet connects reuse pool; Above-mentioned connection all adopts pipeline to connect.
Improve further as the utility model, described wastewater equalization pond is respectively equipped with desulfurization wastewater import and fan inlet, described neutralization tank is provided with lime milk intlet, described settling tank is provided with organic sulfide import, described flocculation basin is provided with flocculation agent import, described strainer is provided with hydrochloric acid import, and described centrifuge is provided with dewatered sludge outlet.
Improve further as the utility model, the pipeline of described flocculation basin outlet is provided with the import of coagulant aids; Described filter outlet pipeline is provided with sodium hypochlorite inlet.
Improve further as the utility model, described neutralization tank, settling tank, flocculation basin and reuse pool are equipped with agitator.
Due to the utilization of technique scheme, the utility model compared with prior art has following advantages:
A kind of Novel desulphurization Waste Water Treatment of the utility model scheme, reasonable in design, waste water treatment process is simple, stable water outlet, floor space are little, reduced investment, desulfurization wastewater treatment system that system coordination is good; Save water resources, save space, save cost, effectively can remove the desulfurization wastewater Zero emission device of inorganic ion in waste water and heavy metal ion.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, technical solutions of the utility model are described further:
Accompanying drawing 1 is the structural representation of a kind of Novel desulphurization Waste Water Treatment of the present utility model.
Embodiment
Below in conjunction with drawings and the specific embodiments, the utility model is described in further detail.
Described in the utility model a kind of Novel desulphurization Waste Water Treatment as shown in Figure 1, wastewater equalization pond 1 exports and connects neutralization tank 3 by lift pump 2, the outlet of neutralization tank 3 connects settling tank 4, and the outlet of settling tank 4 connects flocculation basin 5, and flocculation basin 5 exports and connects centrifuge 6; Centrifuge 6 exports and connects wastewater collection pond 7, and wastewater collection pond 7 exports and connects strainer 9 by lift pump 8; Strainer 9 exports and connects reuse pool 10; Above-mentioned connection all adopts pipeline to connect
Wastewater equalization pond 1 is respectively equipped with desulfurization wastewater import and fan inlet, and neutralization tank 2 is provided with lime milk intlet, and settling tank 3 is provided with organic sulfide import, and flocculation basin 4 is provided with flocculation agent import, and strainer 5 is provided with hydrochloric acid import, and centrifuge 6 is provided with dewatered sludge outlet; The pipeline that flocculation basin 5 exports is provided with the import of coagulant aids; Strainer 9 export pipeline is provided with sodium hypochlorite inlet; Neutralization tank 3, settling tank 4, flocculation basin 5 and reuse pool 10 are equipped with agitator.
Desulfurization wastewater enters through collecting the adjustment that wastewater equalization pond 1 carries out water quality and quantity, through lift pump 2 pump to neutralization tank 3, toward neutralization tank 3 feeding lime breast, while adjustment pH, remove part F-, Cu2+, the heavy metals such as Zn2+, flow into settling tank 4 subsequently, organosulfur is added in settling tank 4, make itself and the Hg+ still existed with ionic forms in waste water, Cr3+ etc. generate the sulfide of indissoluble, and removed with the form of precipitation, waste water enters flocculation basin 5 afterwards, flocculation agent is added in flocculation basin 5, it is made to generate small-particle floss, and coagulant aids is added on outlet pipeline, make particle growth, reduce throw out surface tension, enter centrifuge 6 afterwards, dewatered sludge is transported outward by automobile and is rationally disposed, waste water then enters wastewater collection pond 7 and is promoted to strainer 9 through lift pump 8, further removal molecule wherein, it is made to meet corresponding requirements, and enter reuse pool 10 and carry out qualified discharge or reuse.
Below be only embody rule example of the present utility model, protection domain of the present utility model is not constituted any limitation.The technical scheme that all employing equivalents or equivalence are replaced and formed, all drops within the utility model rights protection scope.
Claims (4)
1. a Novel desulphurization Waste Water Treatment, is characterized in that: comprise wastewater equalization pond, neutralization tank, settling tank, flocculation basin, centrifuge, wastewater collection pond, strainer and reuse pool; Described wastewater equalization pond outlet connects neutralization tank by lift pump, and the outlet of described neutralization tank connects settling tank, and the outlet of described settling tank connects flocculation basin, and described flocculation basin outlet directly connects centrifuge, eliminates settling pond; Described centrifuge outlet connects wastewater collection pond, and the outlet of described wastewater collection pond connects strainer by lift pump; Described filter outlet connects reuse pool; Above-mentioned connection all adopts pipeline to connect.
2. a kind of Novel desulphurization Waste Water Treatment according to claim 1, it is characterized in that: described wastewater equalization pond is respectively equipped with desulfurization wastewater import and fan inlet, described neutralization tank is provided with lime milk intlet, described settling tank is provided with organic sulfide import, described flocculation basin is provided with flocculation agent import, described strainer is provided with hydrochloric acid import, and described centrifuge is provided with dewatered sludge outlet.
3. a kind of Novel desulphurization Waste Water Treatment according to claim 1, is characterized in that: the pipeline of described flocculation basin outlet is provided with the import of coagulant aids; Described filter outlet pipeline is provided with sodium hypochlorite inlet.
4. a kind of Novel desulphurization Waste Water Treatment according to claim 1, is characterized in that: described neutralization tank, settling tank, flocculation basin and reuse pool are equipped with agitator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520809387.5U CN205088035U (en) | 2015-10-19 | 2015-10-19 | Novel desulfurization wastewater treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520809387.5U CN205088035U (en) | 2015-10-19 | 2015-10-19 | Novel desulfurization wastewater treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205088035U true CN205088035U (en) | 2016-03-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520809387.5U Expired - Fee Related CN205088035U (en) | 2015-10-19 | 2015-10-19 | Novel desulfurization wastewater treatment system |
Country Status (1)
| Country | Link |
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| CN (1) | CN205088035U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106517569A (en) * | 2016-05-17 | 2017-03-22 | 山东百川集大环境工程有限公司 | Zero discharge treatment process for desulfurization wastewater |
-
2015
- 2015-10-19 CN CN201520809387.5U patent/CN205088035U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106517569A (en) * | 2016-05-17 | 2017-03-22 | 山东百川集大环境工程有限公司 | Zero discharge treatment process for desulfurization wastewater |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160316 Termination date: 20191019 |
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| CF01 | Termination of patent right due to non-payment of annual fee |