CN202011815U - Combination strengthening treatment device for micro-polluted raw water with high ammonia-nitrogen concentration - Google Patents
Combination strengthening treatment device for micro-polluted raw water with high ammonia-nitrogen concentration Download PDFInfo
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- CN202011815U CN202011815U CN201120065357XU CN201120065357U CN202011815U CN 202011815 U CN202011815 U CN 202011815U CN 201120065357X U CN201120065357X U CN 201120065357XU CN 201120065357 U CN201120065357 U CN 201120065357U CN 202011815 U CN202011815 U CN 202011815U
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Abstract
The utility model discloses a combination strengthening treatment device for micro-polluted raw water with high ammonia-nitrogen concentration, which is characterized in that an output end of a sedimentation tank is connected with an input end of a biological contact oxidation pond; an output end of the biological contact oxidation pond is connected with an input end of a sand filter; an output end of the sand filter is connected with an input end of an ozone contact tank; an output end of the ozone contact tank is connected with an input end of an activated carbon sand filter; an output end of the activated carbon sand filter is connected with an input end of a clean water basin; and an output end of the clean water basin is connected to a water distribution pipe net through a water delivery pump room. In the utility model, the biological contact oxidation pond is arranged behind a flocculation horizontal flow sedimentation tank or an efficient sedimentation tank, so that the influence of sludge deposition on the operation of the biological contact oxidation pond is reduced. A combination process has the advantages that lands can be saved; the process is optimized; the topographical and geothermal resources are sufficiently utilized; the production management is simplified; and the effluent quality is ensured to have obvious advantages.
Description
Technical field
The utility model relates to the water treatment field in the water supply engineering, specifically a kind of little pollution high NH4 source water combination strengthening and processing device is that a kind of optimum combination at the ammonia nitrogen that is difficult in the micro-polluted raw remove and organism employing pre-treatment, reinforcement conventional processing and advanced treatment embodies the synergistic pointed strengthening and processing device of biology-physical-chemical.
Background technology
China's surface water pollution is comparatively serious, and smell indexs such as flavor, ammonia nitrogen and organism and generally exceed standard, be that the regional water quality deterioration problem of core receives publicity day by day with cities and towns, the high ammonia nitrogen in the especially former water often influences turbidity and ferrimanganic metal ionic is removed.Control cities and towns pollution of waterhead improves the urban water supply technology, and research and development drinking water treatment new technology and novel process ensure the cities and towns safety of drinking water, has become the great resource environment and the social concern that must solve.
At present, adopt general conventional treatment process as the waterworks of drinking water source, be difficult to the effluent water quality standard that reaches new, need carry out pre-treatment, optimize measures such as conventional processing and advanced treatment when former water ammonia nitrogen surpasses 3 mg/l at little source of pollution water.Nearest raising along with water quality standard for drinking water, day by day come into one's own as the important controlling index of water quality of dispatching from the factory at some areas output water turbidity, Zhejiang Province modernization water factory standard requires turbidity to carry to 0.1NTU, and existing process combination will reach high water outlet like this and require difficulty higher.
The utility model content
The purpose of this utility model provides a kind of little pollution high NH4 source water combination strengthening and processing device, is suitable for the micro-polluted raw processing that former water ammonia nitrogen surpasses 3 mg/l, solves the higher and low influence to whole art breading effect of water temperature of raw water turbidity.
To achieve these goals, the technical solution of the utility model is: a kind of little pollution high NH4 source water combination strengthening and processing device, comprise the settling tank that is connected with water inlet pipe, the output terminal that it is characterized in that settling tank is connected with the input terminus of biological contact oxidation pond, the output terminal of biological contact oxidation pond is connected with the input terminus of sand filter, the output terminal of sand filter is connected with the input terminus of ozone contact tank, the output terminal of ozone contact tank is connected with the input terminus of activated carbon sand filter, the output terminal of activated carbon sand filter is connected with the input terminus of clean water basin, and the output terminal of clean water basin is connected to the distribution system of water supply by the conveying pump room.The water temperature heating unit can be set before biological contact oxidation pond, improve biological treatment effect by improving water temperature.When plant area had geothermal energy resources to utilize, then the water temperature heating unit was the underground heat temperature elevation system, utilized underground heat that former water is heated.Can be with flocculation horizontal sedimentation tank or efficient sedimentation tank, biological contact oxidation pond and homogeneous filtering material air-water backwashing sand filter or preface are criticized the back flushing sand filter and are built in plant area's terrace higher position, and ozone contact tank, the activated carbon sand filter, clean water basin, the conveying pump room is built in plant area terrace lower, plant area's terrace difference of altitude between the two is 3 ~ 4m, when if all pond bodies are positioned at same plant area terrace height, then need criticize between back flushing sand filter and the ozone contact tank lift pump room is set in homogeneous filtering material air-water backwashing sand filter or preface.
The utility model is optimized combination at the characteristic of the high ammonia nitrogen of raw water quality to the treatment process of pre-treatment, conventional processing, advanced treatment, emergency processing, and take into full account plant area's landform and geothermal energy resources utilization, form whole process biology, physics and the synergistic complete process system of chemical treatment.After biological contact oxidation pond is located at flocculation horizontal sedimentation tank or efficient sedimentation tank, reduce the influence of sludgd deposition to the biological contact oxidation pond operation.The advantage of this combination process is and can saves the area, and optimizes flow process, makes full use of landform and geothermal energy resources, simplifies production management, and to guaranteeing that effluent quality has remarkable advantages.
Description of drawings
Fig. 1 is the little pollution high NH4 source water of a utility model normal condition treatment process synoptic diagram.
Fig. 2 is for utilizing process modification synoptic diagram under landform and the geothermal energy resources condition.
Fig. 3 is a underground heat temperature elevation system synoptic diagram.
Embodiment
The utility model will be further described below in conjunction with accompanying drawing.
The utility model is a kind of little pollution high NH4 source water combination strengthening and processing device, comprise settling tank, this settling tank inserts former water 1 by water inlet pipe, the output terminal that it is characterized in that settling tank is connected with the input terminus of biological contact oxidation pond 4, the output terminal of biological contact oxidation pond 4 is connected with the input terminus of sand filter, the output terminal of sand filter is connected with the input terminus of ozone contact tank 8, the output terminal of ozone contact tank 8 is connected with the input terminus of activated carbon sand filter 9, the output terminal of activated carbon sand filter 9 is connected with the input terminus of clean water basin 10, and the output terminal of clean water basin 10 is connected to the distribution system of water supply 12 by conveying pump room 11.Settling tank is flocculation horizontal sedimentation tank 2 or efficient sedimentation tank 3.Sand filter is that homogeneous filtering material air-water backwashing sand filter 5 or preface are criticized back flushing sand filter 6.
Former water 1 precipitates through flocculation horizontal sedimentation tank 2 or efficient sedimentation tank 3 earlier, adopt biological contact oxidation pond 4 to carry out Biological Pretreatment then, water outlet enters homogeneous filtering material air-water backwashing sand filter 5 or preface is criticized 6 filtrations of back flushing sand filter, and then entering 9 filtrations of activated carbon sand filter after delivering to ozone contact tank 8 oxidations, water outlet is sent into the distribution system of water supply 12 by conveying pump room 11 after regulating and storing by clean water basin 10.The water temperature heating unit can be set before biological contact oxidation pond 4, improve biological treatment effect by improving water temperature.When plant area had geothermal energy resources to utilize, then the water temperature heating unit was a underground heat temperature elevation system 13, utilized underground heat that former water 1 is heated, otherwise adopted alternate manner to improve water temperature, and water temperature is brought up to 5 ~ 15 ℃.When there is certain slope in plant area, to flocculate horizontal sedimentation tank 2 or efficient sedimentation tank 3, biological contact oxidation pond 4 and homogeneous filtering material air-water backwashing sand filter 5 or preface are criticized back flushing sand filter 6 and are built in plant area's terrace higher position, and ozone contact tank 8, activated carbon sand filter 9, clean water basin 10, conveying pump room 11 is built in plant area terrace lower, plant area's terrace difference of altitude between the two is 3 ~ 4m, when if all pond bodies are positioned at same plant area terrace height, then need criticize between back flushing sand filter 6 and the ozone contact tank 8 lift pump room 7 is set in homogeneous filtering material air-water backwashing sand filter 5 or preface.
Whether add the visual raw water quality test of ozone 14, potassium permanganate (composite salt) 15, powder activated carbon 16, alum 17 and the general potassium permanganate of coagulant aids 18(and powder activated carbon decision before flocculation horizontal sedimentation tank 2 or the efficient sedimentation tank 3 needs to add, all the other medicaments all need add, with reference to adding pharmaceutical quantities: the about 0.5～1mg/l of the dosage of ozone, about 1～the 2mg/l of the dosage of potassium permanganate, about 5～the 10mg/l of the dosage of powder activated carbon, about 20～the 30mg/l of the dosage of alum, coagulant aids can adopt PAM, dosage about 0.1～0.2mg/l); Biological contact oxidation pond 4 adopts air 19 aerations (gas-water ratio 0.5～1:1); Add the dosage about 2.5～3.5mg/l) of ozone 14(ozone in the ozone contact tank 8; Add flocculating aids 20(flocculating aids before the activated carbon sand filter 9 and can adopt polymerize aluminum chloride, dosage about 3～5mg/l); Add chlorine or dioxide peroxide 21 sterilizations before the clean water basin 10.(the about 2～3mg/l of the dosage of chlorine, the dosage of dioxide peroxide about 1～2mg/l).
As shown in Figure 3, the underground heat temperature elevation system is by water inlet pipe 22, heat exchanger tube 23, rising pipe 24, water inlet shutdown valve 25, water outlet shutdown valve 26, flushing water intaking valve 27 with flush out water valve 28 and form.Concrete structure is: this underground heat temperature elevation system comprises and is embedded in subterranean multichannel heat exchanger tube 23, one end of this multichannel heat exchanger tube 23 is connected with water inlet pipe 22, the other end of this multichannel heat exchanger tube 23 is connected to biological contact oxidation pond 4 by rising pipe 24, be provided with a water inlet shutdown valve 25 between water inlet pipe 22 and each the road heat exchanger tube 23, be provided with a water outlet shutdown valve 26 between rising pipe 24 and each the road heat exchanger tube 23, one end of each road heat exchanger tube 23 connects impressed pressure water by flushing water intaking valve 27, and the other end of each road heat exchanger tube 23 is established and flushed out water valve 28 drainings.Mode of operation is: the settling tank water outlet is demultiplexing heat exchanger tube 23 on water inlet pipe 22, and heat exchanger tube 23 is imbedded underground abundant absorption underground heat and improved water temperature in the pipe, enters generate subsequent thing contact-oxidation pool 4 after being compiled by rising pipe 24; When single heat exchanger tube 23 needs flushing, close into water shutdown valve 25 and water outlet shutdown valve 26, open flushing water intaking valve 27 and flush out water valve 28 and wash and draining with impressed pressure water.
All the other flocculation horizontal sedimentation tanks 2, efficient sedimentation tank 3, biological contact oxidation pond 4, homogeneous filtering material air-water backwashing sand filter 5, preface are criticized back flushing sand filter 6, lift pump room 7, ozone contact tank 8, activated carbon sand filter 9, clean water basin 10 and conveying pump room 11 and are prior art, no longer describe in detail.
Claims (6)
1. a little pollution high NH4 source water makes up strengthening and processing device, comprise the settling tank that is connected with water inlet pipe, the output terminal that it is characterized in that settling tank is connected with the input terminus of biological contact oxidation pond, the output terminal of biological contact oxidation pond is connected with the input terminus of sand filter, the output terminal of sand filter is connected with the input terminus of ozone contact tank, the output terminal of ozone contact tank is connected with the input terminus of activated carbon sand filter, the output terminal of activated carbon sand filter is connected with the input terminus of clean water basin, and the output terminal of clean water basin is connected to the distribution system of water supply by the conveying pump room.
2. treatment unit as claimed in claim 1 is characterized in that being provided with the water temperature heating unit before biological contact oxidation pond.
3. treatment unit as claimed in claim 2 is characterized in that the water temperature heating unit is the underground heat temperature elevation system.
4. treatment unit as claimed in claim 3, it is characterized in that this underground heat temperature elevation system comprises is embedded in subterranean multichannel heat exchanger tube, one end of this multichannel heat exchanger tube is connected with water inlet pipe, and the other end of this multichannel heat exchanger tube is connected to biological contact oxidation pond by rising pipe.
5. the described treatment unit of claim 1 is characterized in that settling tank is flocculation horizontal sedimentation tank or efficient sedimentation tank, and sand filter is that homogeneous filtering material air-water backwashing sand filter or preface are criticized the back flushing sand filter.
6. treatment unit as claimed in claim 1 is characterized in that criticizing between back flushing sand filter and the ozone contact tank in homogeneous filtering material air-water backwashing sand filter or preface that lift pump room being set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120065357XU CN202011815U (en) | 2011-03-14 | 2011-03-14 | Combination strengthening treatment device for micro-polluted raw water with high ammonia-nitrogen concentration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120065357XU CN202011815U (en) | 2011-03-14 | 2011-03-14 | Combination strengthening treatment device for micro-polluted raw water with high ammonia-nitrogen concentration |
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| Publication Number | Publication Date |
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| CN202011815U true CN202011815U (en) | 2011-10-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201120065357XU Expired - Fee Related CN202011815U (en) | 2011-03-14 | 2011-03-14 | Combination strengthening treatment device for micro-polluted raw water with high ammonia-nitrogen concentration |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103102041A (en) * | 2011-11-11 | 2013-05-15 | 上海市政工程设计研究总院（集团）有限公司 | Sedimentation-biological contact oxidation combined pool and treatment technology therefor |
| CN103241856A (en) * | 2012-02-06 | 2013-08-14 | 上海市政工程设计研究总院（集团）有限公司 | Water treatment device for treating raw water with relatively large turbidity variation, and water treatment process thereof |
| CN104529077A (en) * | 2014-12-26 | 2015-04-22 | 上海市城市建设设计研究总院 | Water treatment device with combination of sand filtration and ozonation and activated carbon |
-
2011
- 2011-03-14 CN CN201120065357XU patent/CN202011815U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103102041A (en) * | 2011-11-11 | 2013-05-15 | 上海市政工程设计研究总院（集团）有限公司 | Sedimentation-biological contact oxidation combined pool and treatment technology therefor |
| CN103102041B (en) * | 2011-11-11 | 2016-05-25 | 上海市政工程设计研究总院（集团）有限公司 | A kind of supernatant superimposed bio-contact oxidation combination pond and treatment process thereof |
| CN103241856A (en) * | 2012-02-06 | 2013-08-14 | 上海市政工程设计研究总院（集团）有限公司 | Water treatment device for treating raw water with relatively large turbidity variation, and water treatment process thereof |
| CN105439318A (en) * | 2012-02-06 | 2016-03-30 | 上海市政工程设计研究总院（集团）有限公司 | Treatment technology of water treatment device for treating raw water with higher turbidity variation |
| CN103241856B (en) * | 2012-02-06 | 2016-04-27 | 上海市政工程设计研究总院（集团）有限公司 | A kind of water treatment device and water technology thereof processing the larger former water of turbidity luffing |
| CN104529077A (en) * | 2014-12-26 | 2015-04-22 | 上海市城市建设设计研究总院 | Water treatment device with combination of sand filtration and ozonation and activated carbon |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111019 Termination date: 20200314 |