CN202156940U - High ammonia-nitrogen sewage treatment system - Google Patents
High ammonia-nitrogen sewage treatment system Download PDFInfo
- Publication number
- CN202156940U CN202156940U CN2011202584790U CN201120258479U CN202156940U CN 202156940 U CN202156940 U CN 202156940U CN 2011202584790 U CN2011202584790 U CN 2011202584790U CN 201120258479 U CN201120258479 U CN 201120258479U CN 202156940 U CN202156940 U CN 202156940U
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- crystallizing pond
- nitrogen
- crystallizing
- ammonia
- pool
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Abstract
The utility model discloses a high ammonia-nitrogen sewage treatment system which comprises a crystallizing pool No.1, a crystallizing pool No.2 and an adjusting pool connected in sequence, wherein the lower parts of the crystallizing pool No.1 and the crystallizing pool No.2 are respectively provided with a sludge discharge pipe which is connected with a guanite recycling system; a pH (potential of hydrogen) adjusting pool, a phosphorus source adding chamber and a magnesium adding chamber are arranged on a connection pipeline between a sewage inlet system and the crystallizing pool No.1; a sodium hydroxide adding chamber is arranged on a supernatant water outlet pipeline of the crystallizing pool No.1; and an acid liquid pool is arranged on a supernatant water outlet pipeline of the crystallizing pool No.2. In the high ammonia-nitrogen sewage treatment system, magnesium and phosphorus compounds can be added into high ammonia-nitrogen sewage, and then the magnesium and phosphorus compounds react with the ammonia and nitrogen in the sewage to form guanite sediment, therefore, the ammonia and nitrogen in the sewage can be removed, and the high ammonia-nitrogen sewage treatment system has the advantages of being simple in structure, easy for operation, free of weather effect and high in ammonia-nitrogen eliminating efficiency, and can realize the recycling of the ammonia and nitrogen in the sewage.
Description
Technical field
The utility model relates to a kind of ammonia nitrogenous wastewater treatment technology, relates in particular to a kind of high ammonia-nitrogen wastewater treatment system.
Background technology
What at present the ammonia nitrogen waste water treatment process is adopted usually is traditional aerobic or anaerobic process, but this is only comparatively effective during less than 200mg/L to the general ammonia nitrogen concentration of lower concentration.To adopt during greater than 200mg/L traditional technology just to be difficult to up to standard when ammonia nitrogen.Especially anaerobic process is handled and also can be caused secondary pollution to environment.
The utility model content
The purpose of the utility model provides a kind of high ammonia-nitrogen wastewater treatment system.
The purpose of the utility model realizes through following technical scheme:
The high ammonia-nitrogen wastewater treatment system of the utility model; Comprise crystallizing pond No. 1, No. 2, crystallizing pond, equalizing tank; The influent waste water system is connected for No. 1 with said crystallizing pond; The supernatant outlet conduit that No. 1, said crystallizing pond is connected for No. 2 with said crystallizing pond, and the supernatant outlet conduit that No. 2, said crystallizing pond is connected with equalizing tank, and said equalizing tank outlet is connected with outlet system;
The bottom that No. 2, No. 1, said crystallizing pond and crystallizing pond is respectively equipped with the mud discharge line, and said mud discharge line is connected with the struvite recovery system;
The connecting tube that No. 1, said influent waste water system and said crystallizing pond is provided with between pH regulator pond, the dosing of phosphorus source, between the dosing of magnesium source;
The supernatant outlet conduit that No. 1, said crystallizing pond is provided with between the sodium hydroxide dosing;
The supernatant outlet conduit that No. 2, said crystallizing pond is provided with acid bath.
Technical scheme by above-mentioned the utility model provides can be found out; The high ammonia-nitrogen wastewater treatment system that the utility model provides; Owing to comprise No. 2, No. 1, crystallizing pond, the crystallizing pond, the equalizing tank that connect successively; The bottom that No. 2, No. 1, crystallizing pond and crystallizing pond is respectively equipped with the mud discharge line, and the mud discharge line is connected with the struvite recovery system; The connecting tube that No. 1, influent waste water system and crystallizing pond is provided with between pH regulator pond, the dosing of phosphorus source, between the dosing of magnesium source; The supernatant outlet conduit that No. 1, crystallizing pond is provided with between the sodium hydroxide dosing; The supernatant outlet conduit that No. 2, crystallizing pond is provided with acid bath.Can be through in high ammonia-nitrogen wastewater, adding magnesium compound and phosphide; Make the ammonia nitrogen reaction in itself and the waste water form the struvite deposition; Thereby make ammonia nitrogen in the waste water be able to remove, simple in structure, easy handling, weatherproof, ammonia nitrogen removal frank is high and realized ammonia nitrogen resource utilization in the waste water.
Description of drawings
The process flow sheet of the high ammonia-nitrogen wastewater treatment system that Fig. 1 provides for the utility model embodiment.
Among the figure: influent waste water system 1, lift pump 2,19,21, pH regulator pond 3 is between the dosing of phosphorus source 4, between the dosing of magnesium source 5; Between the sodium hydroxide dosing 10, acid bath 13, valve 6,7,8,11,14,17,18; Crystallizing pond No. 19, crystallizing pond No. 2 12, equalizing tank 15; Outlet system 16, dewatering centrifuge 20, struvite recovery system 22.
Embodiment
To combine accompanying drawing that the utility model embodiment is done to describe in detail further below.
The high ammonia-nitrogen wastewater treatment system of the utility model, its preferable embodiment is as shown in Figure 1:
Comprise crystallizing pond No. 1, No. 2, crystallizing pond, equalizing tank; The influent waste water system is connected for No. 1 with said crystallizing pond; The supernatant outlet conduit that No. 1, said crystallizing pond is connected for No. 2 with said crystallizing pond; The supernatant outlet conduit that No. 2, said crystallizing pond is connected with equalizing tank, and said equalizing tank outlet is connected with outlet system;
The bottom that No. 2, No. 1, said crystallizing pond and crystallizing pond is respectively equipped with the mud discharge line, and said mud discharge line is connected with the struvite recovery system;
The connecting tube that No. 1, said influent waste water system and said crystallizing pond is provided with between pH regulator pond, the dosing of phosphorus source, between the dosing of magnesium source;
The supernatant outlet conduit that No. 1, said crystallizing pond is provided with between the sodium hydroxide dosing;
The supernatant outlet conduit that No. 2, said crystallizing pond is provided with acid bath.
Said mud discharge line can be connected with dewatering centrifuge, and the outlet of said dewatering centrifuge is connected with the struvite recovery system.
The inside of No. 1, said crystallizing pond, No. 2, crystallizing pond, equalizing tank can be respectively equipped with whipping appts.
The high ammonia-nitrogen wastewater treatment system of the utility model adopts the struvite intermediate processing, through in high ammonia-nitrogen wastewater, adding magnesium compound and phosphide, makes itself and ammonia nitrogen reaction in the waste water form the struvite deposition, thereby makes the ammonia nitrogen in the waste water be able to removal.Can handle the waste water of ammonia nitrogen concentration greater than 200mg/L, the highest ammonia-nitrogen content of handling can be up to the waste water of 1000～1500mg/L.The struvite throw out of reaction gained can be used as fertilizer and is used for farmland fertilization after dewatering centrifuge carries out processed.Have that structure and technology are simple, easy handling, weatherproof, ammonia nitrogen removal frank is high and realized the characteristics of ammonia nitrogen resource utilization in the waste water.Can especially be directed against the water quality of biochemical difference adaptable across the processing of all kinds of high ammonia-nitrogen wastewaters.Final sedimentary struvite is a kind of fine buffering fertilizer, compares with traditional agricultural fertilizer nitrogen and phosphorus fertilizer, and struvite has high agricultural use and is worth and vast market prospect.
Specific embodiment:
Process flow sheet is as shown in Figure 1, the technology structures comprise crystallizing pond No. 19, crystallizing pond No. 2 12,15 3 links of equalizing tank, and wherein: crystallizing pond No. 19, crystallizing pond No. 2 12, equalizing tank 15 connect through pipeline successively; Crystallizing pond No. 19, No. 2 12 inside of crystallizing pond are provided with whipping appts, are provided with the supernatant outlet conduit, and the below is provided with the mud discharge line, and two mud discharge lines meet at dewatering centrifuge 20; Equalizing tank 15 inside are provided with whipping appts and outlet conduit; Dewatering centrifuge 20 exits are provided with the struvite recovery channel.
The above; Be merely the preferable embodiment of the utility model; But the protection domain of the utility model is not limited thereto; Any technician who is familiar with the present technique field is in the technical scope that the utility model discloses, and the variation that can expect easily or replacement all should be encompassed within the protection domain of the utility model.Therefore, the protection domain of the utility model should be as the criterion with the protection domain of claims.
Claims (3)
1. high ammonia-nitrogen wastewater treatment system; It is characterized in that; Comprise crystallizing pond No. 1, No. 2, crystallizing pond, equalizing tank, the influent waste water system is connected for No. 1 with said crystallizing pond, and the supernatant outlet conduit that No. 1, said crystallizing pond is connected for No. 2 with said crystallizing pond; The supernatant outlet conduit that No. 2, said crystallizing pond is connected with equalizing tank, and said equalizing tank outlet is connected with outlet system;
The bottom that No. 2, No. 1, said crystallizing pond and crystallizing pond is respectively equipped with the mud discharge line, and said mud discharge line is connected with the struvite recovery system;
The connecting tube that No. 1, said influent waste water system and said crystallizing pond is provided with between pH regulator pond, the dosing of phosphorus source, between the dosing of magnesium source;
The supernatant outlet conduit that No. 1, said crystallizing pond is provided with between the sodium hydroxide dosing;
The supernatant outlet conduit that No. 2, said crystallizing pond is provided with acid bath.
2. high ammonia-nitrogen wastewater treatment system according to claim 1 is characterized in that, said mud discharge line is connected with dewatering centrifuge, and the outlet of said dewatering centrifuge is connected with the struvite recovery system.
3. high ammonia-nitrogen wastewater treatment system according to claim 1 and 2 is characterized in that, the inside of No. 1, said crystallizing pond, No. 2, crystallizing pond, equalizing tank is respectively equipped with whipping appts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202584790U CN202156940U (en) | 2011-07-20 | 2011-07-20 | High ammonia-nitrogen sewage treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202584790U CN202156940U (en) | 2011-07-20 | 2011-07-20 | High ammonia-nitrogen sewage treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202156940U true CN202156940U (en) | 2012-03-07 |
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ID=45764582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202584790U Expired - Fee Related CN202156940U (en) | 2011-07-20 | 2011-07-20 | High ammonia-nitrogen sewage treatment system |
Country Status (1)
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| CN (1) | CN202156940U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103288242A (en) * | 2013-06-19 | 2013-09-11 | 陕西省环境科学研究院 | Ammonia nitrogen wastewater treatment method |
| CN103482824A (en) * | 2013-09-18 | 2014-01-01 | 西安建筑科技大学 | Method and device for quickly recycling nitrogen and phosphorus nutrient substances in urine |
| CN115072848A (en) * | 2022-05-25 | 2022-09-20 | 江西武功山食品集团股份有限公司 | Pig farm sewage pretreatment system and treatment method thereof |
-
2011
- 2011-07-20 CN CN2011202584790U patent/CN202156940U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103288242A (en) * | 2013-06-19 | 2013-09-11 | 陕西省环境科学研究院 | Ammonia nitrogen wastewater treatment method |
| CN103482824A (en) * | 2013-09-18 | 2014-01-01 | 西安建筑科技大学 | Method and device for quickly recycling nitrogen and phosphorus nutrient substances in urine |
| CN115072848A (en) * | 2022-05-25 | 2022-09-20 | 江西武功山食品集团股份有限公司 | Pig farm sewage pretreatment system and treatment method thereof |
| CN115072848B (en) * | 2022-05-25 | 2024-02-20 | 江西武功山食品集团股份有限公司 | Pig farm sewage pretreatment system and treatment method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120307 Termination date: 20130720 |