CN201381258Y - High-concentration organic wastewater treatment system - Google Patents
High-concentration organic wastewater treatment system Download PDFInfo
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- CN201381258Y CN201381258Y CN200920106350U CN200920106350U CN201381258Y CN 201381258 Y CN201381258 Y CN 201381258Y CN 200920106350 U CN200920106350 U CN 200920106350U CN 200920106350 U CN200920106350 U CN 200920106350U CN 201381258 Y CN201381258 Y CN 201381258Y
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Abstract
The utility model discloses a high-concentration organic wastewater treatment system, which comprises a first regulating tank, a biochemical reaction tank, a sedimentation tank, a second regulating tank, a sulfate reducing tank, a bio-desulphurization tank, an air flotation device, a middle regulating tank, a UASB reaction device and a CASS reaction device, wherein the first regulating tank receiving wastewater is provided with a wastewater output end, the biochemical reaction tank, the sedimentation tank, the second regulating tank, the sulfate reducing tank, the bio-desulphurization tank, the air flotation device, the middle regulating tank, the UASB reaction device and the CASS reaction device are sequentially connected behind the wastewater output end of the first regulating tank, the bio-desulphurization tank and the CASS reaction device are respectively equipped with an air inlet device for receiving air, the sulfate reducing tank and the UASB reaction device are respectively equipped with a granular sludge feeding device, the bio-desulphurization tank and the CASS reaction device are respectively equipped with an aerobic sludge feeding device, and the biochemical reaction tank is equipped with a yeast species feeding device and a microbial activated nutrient feeding device.
Description
Technical field
The utility model relates to a kind of environment friendly system, relates in particular to a kind of high concentrated organic wastewater treatment system.
Background technology
Be accompanied by industry development and Economic development, food processing plant is because of the obviously extremely investor's favor of its economic benefit, and the scale of founding the factory and speed are day by day accelerated.
This has wherein produced a large amount of grain distillerys, Gourmet Powder Factory, Citric Acid Plant, brew-house, zymin factory.There is a common feature in above-mentioned factory, and promptly there is fermenting process in production process, thereby has produced high concentrated organic wastewater.These high concentrated organic wastewaters have acid strong, characteristics such as high COD (chemical oxygen demand (COD)), high BOD (biochemical oxygen demand (BOD)), high sulfate radical, high thalline content, simultaneously, contain a large amount of sugar, protein, SS (suspended solids) and ammonia nitrogen in these waste water, above-mentioned substance is not a hazardous and noxious substances, can be utilized in growth and breeding by some microorganisms.But, also can cause serious environmental to pollute if precious resources has not only been wasted in discharging arbitrarily.
Existing treatment process is to add various microorganism in the waste water reaction pond mostly, but, the method of wastewater treatment of this interpolation microorganism is subjected to the influence of water quality and envrionment temperature very big, when water quality and variation of ambient temperature, survival ability of the microorganism of being added and fecundity and the processing power of waste water will be descended greatly, thus influence is to the treatment effect of waste water.
The utility model content
The utility model is at the shortcoming of prior art, a kind of high concentrated organic wastewater treatment system is provided, by simultaneously in waste water, adding barms and the microorganism active nutrition agent reduces the influence that bacterium is subjected to water quality and envrionment temperature, thereby increase processing power to organic waste water.
High concentrated organic wastewater treatment system described in the utility model comprises first equalizing tank that receives waste water, and this first equalizing tank has the waste water output terminal, also comprises:
The biochemical reaction tank, settling tank, second equalizing tank, sulfate reduction pond, biological desulphurization pond, air-floating apparatus, intermediate regulations pond, UASB reaction unit and the CASS reaction unit that connect successively after the first equalizing tank waste water output terminal;
Wherein,
Described biological desulphurization pond and CASS reaction unit are respectively arranged with the diffuser of admission of air;
Described sulfate reduction pond and UASB reaction unit are respectively arranged with the granule sludge adding set, and described biological desulphurization pond and CASS reaction unit are respectively arranged with the aerobic sludge adding set;
Described biochemical reaction tank is provided with barms adding set and microorganism active nutrition agent adding set.
In the high concentrated organic wastewater treatment system described in the utility model, also comprise residue yeast retrieving arrangement, described settling tank is provided with first outlet and connects described residue yeast retrieving arrangement by this first outlet.
In the high concentrated organic wastewater treatment system described in the utility model, described settling tank is provided with second outlet and connects biochemical reaction tank with to biochemical reaction tank backflow yeast by this second outlet.
In the high concentrated organic wastewater treatment system described in the utility model, also comprise the residue collector, described air-floating apparatus is provided with the residue outlet, and connects the residue collector by this residue outlet.
In the high concentrated organic wastewater treatment system described in the utility model, also comprise the methane recovery device, described UASB is provided with methane outlet, and connects the methane recovery device by this methane outlet.
In the high concentrated organic wastewater treatment system described in the utility model, both made the happiness oxygen bacterium rapid breeding under the environment of nature in the waste water be beneficial to decomposing organic matter, suppress breeding and the growth of Anaerobic Bacteria simultaneously, the effect that reaches deodorizing and cut grease, and increased the vigor of bacterium simultaneously, make bacterium be subjected to the influence of water quality and envrionment temperature very little, thereby increased processing power organic waste water.
Description of drawings
Fig. 1 is the structural representation of high concentrated organic wastewater treatment system described in the utility model.
Embodiment
Below in conjunction with accompanying drawing high concentrated organic wastewater treatment system described in the utility model is described further, so that those of ordinary skills are with reference to implementing according to this behind this specification sheets.
As shown in Figure 1, high concentrated organic wastewater treatment system described in the utility model comprises first equalizing tank that receives waste water, this first equalizing tank has the waste water output terminal, and its waste water output terminal connects the input terminus of biochemical reaction tank, so that the waste water in first equalizing tank is imported biochemical reaction tank.
Be provided with barms adding set and microorganism active nutrition agent adding set in the described biochemical reaction tank, in biochemical reaction tank, to add barms and microorganism active nutrition agent simultaneously.
The output terminal of described biochemical reaction tank connects the input terminus of settling tank.This settling tank can be provided with two outlets, and first outlet wherein connects residue yeast retrieving arrangement so that the throw out in the settling tank is reclaimed, this throw out through dehydration, dry, pulverize after, can obtain fodder yeast; Second outlet of described settling tank connects biochemical reaction tank, can be with the unnecessary yeast refluxing in the settling tank to biochemical reaction tank.
The output terminal of described settling tank connects the input terminus of second equalizing tank; The output terminal of described second equalizing tank connects the input terminus in sulfate reduction pond, and this sulfate reduction pond is provided with the granule sludge adding set, to add granule sludge in the sulfate reduction pond.
The output terminal in described sulfate reduction pond connects the input terminus in biological desulphurization pond, is provided with aerobic sludge adding set and diffuser in this biological desulphurization pond, with input air in the biological desulphurization pond and interpolation aerobic sludge.
The output terminal in described biological desulphurization pond connects the input terminus of air-floating apparatus, and the output terminal of this air-floating apparatus then connects the input terminus in intermediate regulations pond.Described air-floating apparatus is used to remove elemental sulfur and a part of suspended solids.Concrete, this air-floating apparatus is provided with the residue outlet, and connects the residue collector by this residue outlet, so that residues such as elemental sulfur and suspended solids are collected.
The output terminal in described intermediate regulations pond connects the input terminus of UASB reaction unit, is provided with the granule sludge adding set in this UASB reaction unit, to add granule sludge in the UASB reaction unit.This UASB reaction unit can produce biogas in reaction process, therefore, this UASB reaction unit is provided with methane outlet, and connects the methane recovery device by this methane outlet.
The output terminal of described UASB reaction unit connects the input terminus of CASS reaction unit, and this CASS reaction unit is provided with the diffuser of admission of air and adds the aerobic sludge adding set of aerobic sludge.
Do an introduction to use the process that organic wastewater treating system described in the utility model carries out wastewater treatment below.
In the high concentrated organic wastewater treatment system described in the utility model, be in organic waste water, to add barms and microorganism active nutrition agent simultaneously, like this, both made the happiness oxygen bacterium breeding rapidly under the environment of nature in the waste water, reach the grease that decomposes in the waste water and nitrogen, phosphorus, charcoal organism such as (sugars), suppress breeding and the growth of anaerobism bacterium simultaneously, the effect that reaches deodorizing and cut grease, increase the vigor of bacterium simultaneously, make bacterium reduced by the influence of water quality and envrionment temperature, thereby increase processing power organic waste water.
The barms of using in the high concentrated organic wastewater treatment system described in the utility model is to utilize organic waste water to cultivate single cell protein (SCP) to obtain; Described microorganism active nutrition agent is the multiple amino acids synthetics that extracts in natural phant.In organic waste water, add above-mentioned barms and microorganism active nutrition agent and can not cause secondary pollution environment.
It is as follows to use the process that high concentrated organic wastewater treatment system described in the utility model carries out wastewater treatment:
Organic waste water is squeezed in first equalizing tank, treat that water quality evenly after, import in the biochemical reaction tank again, and in biochemical reaction tank, add a certain amount of barms and microorganism active nutrition agent simultaneously.The culture condition of described barms is as follows: need not sterilize, can directly cultivate, and adopt the yeast of anti-vitriol, and inoculum size 5%～10%, 28 degrees centigrade～32 degrees centigrade of culture temperature, potential of hydrogen is 4～5, in 24 hours, can handle continuously during training.
After 24 hours cultivation, liquid in the biochemical reaction tank is imported settling tank and obtains throw out and supernatant liquor, wherein, described partly precipitated thing can be led via second outlet and be got back to biochemical reaction tank, the partly precipitated thing can import residue yeast retrieving arrangement via first outlet, after this partly precipitated thing process dehydration, drying, the pulverizing, just obtain fodder yeast.
Aforementioned supernatant liquor autoprecipitation pond imports in second equalizing tank, and in second equalizing tank by abundant mixing and be heated to 35 degrees centigrade, be fed to the sulfate reduction pond again.
Described sulfate reduction is provided with the granule sludge adding set in the pond, can add granule sludge in the sulfate reduction pond, and temperature was cultivated during this granule sludge adopted, and can go out most sulfate radical after domestication, thereby with the SO in the organic waste water
4 2-Be reduced into S
2-.
Organic waste water through above-mentioned processing is imported into the biological desulphurization pond again, and this biological desulphurization pond is provided with the diffuser and the aerobic sludge adding set of admission of air, can be with aforementioned S
2-aeration is oxidized to simple substance S.
The aforementioned organic waste water that contains simple substance S and part suspended solids is driven in the back-connected air-floating apparatus in biological desulphurization pond, this air-floating apparatus is provided with the residue outlet, and by this residue outlet connection residue collector, described organic waste water is through this air-floating apparatus, simple substance S wherein and suspended solids is removed and collected by the residue collector, thus SO eliminated
4 2-Follow-up anaerobism is produced the influence of methane process.
Aforementioned supernatant liquor after treatment is fed to the intermediate regulations pond, and imports the UASB reaction unit behind intermediate regulations pond internal heating to 35 degree centigrade.This UASB reaction unit is provided with granule sludge adding set and methane outlet, and temperature was cultivated during described granule sludge adopted, and described methane outlet connects the methane recovery device.Behind the supernatant liquor process UASB reaction unit, wherein the COD more than 70% is removed, and the biogas of generation is recycled by the methane recovery device.
Aforementioned supernatant liquor through the UASB reaction unit is imported into the CASS reaction unit again, and this CASS reaction unit is provided with the diffuser of aerobic sludge adding set and admission of air.Described supernatant liquor in the CASS reaction unit by period of aeration after, can remove the COD more than 90%, simultaneously denitrogenation dephosphorizing is last, supernatant liquor is discharged by straining hydrophone through post precipitation.
So far, high concentrated organic wastewater disposes through treatment system described in the utility model, and the supernatant liquor of discharge can reach national secondary discharge standard, and the mud of generation can be used as fertilizer and uses after thickening.
High concentrated organic wastewater treatment system described in the utility model can effectively reduce the every contamination index in the waste water, optimizes water quality, alleviates the wastewater treatment difficulty, make waste water energy qualified discharge, and the waste water of qualified discharge can be used as boiler feed water or recirculated water utilization, thereby has saved water resources; The biogas that anaerobic treatment produces fully utilizes after collecting, and has saved the energy.
Although embodiment of the present utility model is open as above, but it is not restricted to listed utilization in specification sheets and the embodiment, it can be applied to the various fields of the present utility model that are fit to fully, for those skilled in the art, can easily realize other modification, therefore under the universal that does not deviate from claim and equivalency range and limited, the legend that the utility model is not limited to specific details and illustrates here and describe.
Claims (5)
1. a high concentrated organic wastewater treatment system comprises first equalizing tank that receives waste water, and this first equalizing tank has the waste water output terminal, it is characterized in that, also comprises:
The biochemical reaction tank, settling tank, second equalizing tank, sulfate reduction pond, biological desulphurization pond, air-floating apparatus, intermediate regulations pond, UASB reaction unit and the CASS reaction unit that connect successively after the first equalizing tank waste water output terminal;
Wherein,
Described biological desulphurization pond and CASS reaction unit are respectively arranged with the diffuser of admission of air;
Described sulfate reduction pond and UASB reaction unit are respectively arranged with the granule sludge adding set, and described biological desulphurization pond and CASS reaction unit are respectively arranged with the aerobic sludge adding set;
Described biochemical reaction tank is provided with barms adding set and microorganism active nutrition agent adding set.
2. treatment system as claimed in claim 1 is characterized in that, also comprises residue yeast retrieving arrangement, and described settling tank is provided with first outlet and connects described residue yeast retrieving arrangement by this first outlet.
3. treatment system as claimed in claim 2 is characterized in that, described settling tank is provided with second outlet and connects biochemical reaction tank with to biochemical reaction tank backflow yeast by this second outlet.
4. treatment system as claimed in claim 1 is characterized in that, also comprises the residue collector, and described air-floating apparatus is provided with the residue outlet, and connects the residue collector by this residue outlet.
5. treatment system as claimed in claim 1 is characterized in that, also comprises the methane recovery device, and described UASB is provided with methane outlet, and connects the methane recovery device by this methane outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920106350U CN201381258Y (en) | 2009-03-06 | 2009-03-06 | High-concentration organic wastewater treatment system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920106350U CN201381258Y (en) | 2009-03-06 | 2009-03-06 | High-concentration organic wastewater treatment system |
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| CN201381258Y true CN201381258Y (en) | 2010-01-13 |
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| CN200920106350U Expired - Fee Related CN201381258Y (en) | 2009-03-06 | 2009-03-06 | High-concentration organic wastewater treatment system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102079611A (en) * | 2010-12-17 | 2011-06-01 | 重庆科瑞制药有限责任公司 | Wastewater treatment self-control method |
| CN103739146A (en) * | 2013-11-15 | 2014-04-23 | 安徽省绿巨人环境技术有限公司 | Animal vaccine production wastewater treatment technology |
-
2009
- 2009-03-06 CN CN200920106350U patent/CN201381258Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102079611A (en) * | 2010-12-17 | 2011-06-01 | 重庆科瑞制药有限责任公司 | Wastewater treatment self-control method |
| CN102079611B (en) * | 2010-12-17 | 2012-07-25 | 重庆科瑞制药(集团)有限公司 | Wastewater treatment self-control method |
| CN103739146A (en) * | 2013-11-15 | 2014-04-23 | 安徽省绿巨人环境技术有限公司 | Animal vaccine production wastewater treatment technology |
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| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100113 Termination date: 20120306 |