CN105439318A - Treatment technology of water treatment device for treating raw water with higher turbidity variation - Google Patents
Treatment technology of water treatment device for treating raw water with higher turbidity variation Download PDFInfo
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- CN105439318A CN105439318A CN201510868825.XA CN201510868825A CN105439318A CN 105439318 A CN105439318 A CN 105439318A CN 201510868825 A CN201510868825 A CN 201510868825A CN 105439318 A CN105439318 A CN 105439318A
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Abstract
The invention discloses a water treatment device for treating raw water with higher turbidity variation and a water treatment technology of the water treatment device. Due to the characteristic of the wider turbidity variation range of the raw water, pretreatment, conventional treatment, advanced treatment and recycled water treatment processes are optimized and combined, the operation mode can be adjusted under the condition of different turbidities of the raw mater, the treatment procedure is optimized on the premise that the effluent quality is guaranteed, the production water consumption of a water factory is reduced, reusable production wastewater is recycled, and the utilization rate of the raw water is effectively increased. The combination technology has the advantages that the land can be saved, the procedure is optimized, the production water consumption is reduced and the automatic management level is improved, and has a remarkable advantage in the aspect of guarantee of the effluent quality.
Description
The present invention is application number is 2012100248864, and denomination of invention is the divisional application of " a kind of water treatment device and water treatment method thereof processing the larger former water of turbidity luffing ", and the applying date of original application is on February 6th, 2012.
Technical field
The present invention is a kind of water treatment combination process related in water supply engineering, specifically be applied to water treatment device and the water technology thereof of the larger former water of process turbidity luffing, for the feature that raw water turbidity variation range is large, by pre-treatment, conventional processing, advanced treatment and the optimum combination of reuse water treatment process.
Background technology
In the northern area of China, there is the earth surface water source that some turbidity variation ranges are larger, as Yellow River in Baotou Area, turbidity rangeability is between 32 ~ 25000NTU, and luffing is very big.At present, the conventional treatment process that treatment process that similar former water commonly uses is settling pit+mechanical accelerating purifying pool+conventional rapid filter is processed.Wherein, single pond scale of mechanical accelerating purifying pool is generally 2 ~ 30,000 m
3/ d, relatively poor to the suitability of big-and-middle-sized water factory.And single pool area of conventional rapid filter is also relatively little, and only adopt single water recoil developing result poor, filter bed is also relatively poor containing dirty ability.In addition, this technique is not collected mechanical accelerating purifying pool spoil disposal water and filter tank back-flushing, is processed and reuse, and water factory's water loss is larger.
Although above-mentioned technique has comparatively ripe service experience in the northern area of China, its treatment effect is general, and water factory's water loss is comparatively large, and automatic management level is lower, is difficult to the processing requirement meeting modernization Large Water Works.
Summary of the invention
The object of the present invention is to provide a kind of water treatment device processing the larger former water of turbidity luffing, be suitable for the big-and-middle-sized water factory that raw water turbidity changes greatly area, solve the problem that traditional conventional process treatment effect is relatively poor, process water consumption is relatively high, automatic management level is relatively low.
To achieve these goals, technical scheme of the present invention is: a kind of water treatment device processing the larger former water of turbidity luffing, it is characterized in that this device comprises the water inlet pipe network connected successively, settling pit, high efficiency clarification tank, homogeneous filtering material air-water backwashing sand filter, lift pump room, rear ozone contact tank, gac sand filter, clean water basin, Water-supply station and the distribution system of water supply, the first valve is provided with between water inlet pipe network and settling pit, water inlet pipe Netcom crosses the second valve and is connected with high efficiency clarification tank, the waste water output terminal of homogeneous filtering material air-water backwashing sand filter is connected with the input terminus of backwashing wastewater equalizing tank, the output terminal of backwashing wastewater equalizing tank is connected with high efficiency clarification tank, the spoil disposal water output terminal of high efficiency clarification tank also successively with concentration basin, reuse water liquid storage tank is connected with high efficiency clarification tank, between the spoil disposal water output terminal and concentration basin of high efficiency clarification tank, the 3rd valve is set.
Another object of the present invention is to provide a kind of water technology processing the larger former water of turbidity luffing, be suitable for the big-and-middle-sized water factory that raw water turbidity changes greatly area, solve the problem that traditional conventional process treatment effect is relatively poor, process water consumption is relatively high, automatic management level is relatively low.
To achieve these goals, technical scheme of the present invention is as follows: a kind of water technology processing the larger former water of turbidity luffing, it is characterized in that when raw water turbidity <500NTU, and the first valve disconnects, the second valve closes, the 3rd valve closes; When raw water turbidity is 500 ~ 1500NTU, the first valve disconnects, the second valve closes, and the 3rd valve disconnects; When raw water turbidity >1500NTU, the first valve closes, the second valve disconnects, and the 3rd valve disconnects.
First former water adopt high efficiency clarification tank to carry out mixing, flocculating and precipitation process, water outlet enters homogeneous filtering material air-water backwashing sand filter and filters, and then entering the filtration of gac sand filter after being promoted to the oxidation of rear ozone contact tank by pump house, after filter, water sends into the distribution system of water supply by Water-supply station after being regulated and stored by clean water basin.After filter fluorescence method is collected into backwashing wastewater reuse pool, reuse is to settling pond mixing zone.The present invention is directed to raw water turbidity change, by valve transfer, adopt different treatment process.When raw water turbidity is lower (<500NTU), former water directly enters conventional processing systems, and implements treatment for reuse to spoil disposal water and filter fluorescence method; When raw water turbidity is medium (500 ~ 1500NTU), former water directly enters conventional processing systems, but only implements treatment for reuse to filter fluorescence method; When raw water turbidity is higher (>1500NTU), former water need be introduced into pretreatment system, and only reuse filter fluorescence method.
The invention has the advantages that for the larger feature of raw water turbidity variation range, high efficiency clarification tank, homogeneous filtering material air-water backwashing sand filter and rear ozone contact tank is adopted to be core process, combination is optimized to pre-treatment, conventional processing, advanced treatment and reuse water treatment process, make its adjustable running pattern under different raw water turbidity, under the prerequisite ensureing effluent quality, optimize treatment scheme, reduce water factory and produce water consumption, and reuse is carried out to available factory effluent, effectively improve former water use efficiency.The advantage of this combination process is to save the area, Optimizing Flow, reduces and produces water consumption, improve water plant automation level of management, and to guaranteeing that effluent quality has obvious advantage.
Accompanying drawing explanation
Fig. 1 is the system diagram of water treatment device of the present invention.
Fig. 2 is high turbidity raw sewage treatment process schematic diagram of the present invention.
Fig. 3 is medium turbidity original sub-block process schematic representation of the present invention.
Fig. 4 is low turbidity raw water treatment process schematic diagram of the present invention.
Embodiment
The present invention is a kind of water treatment device processing the larger former water of turbidity luffing, it is characterized in that this device comprises the water inlet pipe network 1 connected successively, settling pit 2, high efficiency clarification tank 3, homogeneous filtering material air-water backwashing sand filter 4, lift pump room 5, rear ozone contact tank 6, gac sand filter 7, clean water basin 8, Water-supply station 9 and the distribution system of water supply 10, the first valve 14 is provided with between water inlet pipe network 1 and settling pit 2, water inlet pipe network 1 is connected with efficient clarification 3 ponds by the second valve 15, the waste water output terminal of homogeneous filtering material air-water backwashing sand filter 4 is connected with the input terminus of backwashing wastewater equalizing tank 11, the output terminal of backwashing wastewater equalizing tank 11 is connected with high efficiency clarification tank 3, the spoil disposal water output terminal of high efficiency clarification tank 3 also successively with concentration basin 12, reuse water liquid storage tank 13 is connected with high efficiency clarification tank 3, between the spoil disposal water output terminal and concentration basin 12 of high efficiency clarification tank 3, the 3rd valve 16 is set.
Water technology of the present invention is the high-efficiency and energy-saving type treatment process of a kind of pre-treatment, conventional processing, advanced treatment and the optimum combination of reuse water treatment process, change for raw water turbidity, by valve transfer, adopt different treatment process, respectively as shown in Fig. 2 ~ 4.Wherein, high turbidity raw sewage operating mode is that raw water turbidity is greater than 1500NTU, and the former water condition of medium turbidity is that raw water turbidity (comprises 500NTU and 1500NTU) between 500 ~ 1500NTU, and low turbidity raw water operating mode is that raw water turbidity is at below 500NTU.
For high turbidity raw sewage, first valve 14 closes, second valve 15 disconnects, 3rd valve 16 disconnects, namely settling pit 2 is first adopted to carry out preliminary sedimentation, then high efficiency clarification tank 3 and potassium permanganate, alum, PAM(polyacrylamide is adopted) carry out mixing, flocculating and precipitation process, water outlet enters homogeneous filtering material air-water backwashing sand filter 4 and filters, and then entering gac sand filter filtration 7 after being promoted to the oxidation of rear ozone contact tank 6 by pump house 5, after filter, water sends into the distribution system of water supply 10 by Water-supply station 9 after being regulated and stored by clean water basin 8.Under this operating mode, after backwashing wastewater enters backwashing wastewater equalizing tank 11 by homogeneous filtering material air-water backwashing sand filter 4, then reuse is to high efficiency clarification tank 3.The not reuse of settling pond spoil disposal water.
For the former water of medium turbidity, first valve 14 disconnects, second valve 15 closes, 3rd valve 16 disconnects, namely former water directly enters high efficiency clarification tank 3 and potassium permanganate, alum, PAM(polyacrylamide) carry out mixing, flocculating and precipitation process, water outlet enters homogeneous filtering material air-water backwashing sand filter 4 and filters, and then enters gac sand filter filtration 7 after being promoted to the oxidation of rear ozone contact tank 6 by pump house 5, and after filter, water sends into the distribution system of water supply 10 by Water-supply station 9 after being regulated and stored by clean water basin 8.Under this operating mode, after backwashing wastewater enters backwashing wastewater equalizing tank 11 by homogeneous filtering material air-water backwashing sand filter 4, then reuse is to high efficiency clarification tank 3.The not reuse of settling pond spoil disposal water.
For low turbidity raw water, first valve 14 disconnects, second valve 15 closes, 3rd valve 16 closes, namely former water directly enters high efficiency clarification tank 3 and potassium permanganate, alum, PAM(polyacrylamide) carry out mixing, flocculating and precipitation process, water outlet enters homogeneous filtering material air-water backwashing sand filter 4 and filters, and then enters gac sand filter filtration 7 after being promoted to the oxidation of rear ozone contact tank 6 by pump house 5, and after filter, water sends into the distribution system of water supply 10 by Water-supply station 9 after being regulated and stored by clean water basin 8.Under this operating mode, after backwashing wastewater enters backwashing wastewater equalizing tank 11 by homogeneous filtering material air-water backwashing sand filter 4, then reuse is to high efficiency clarification tank 3.Spoil disposal water is discharged by high efficiency clarification tank 3, and after entering concentration basin 12 precipitation concentration, supernatant liquor is stored to reuse water liquid storage tank 13, and then reuse is to the mixing zone of high efficiency clarification tank 3.As there is the demand of manufacture water in water factory, also directly can get after high efficiency clarification tank water outlet is regulated and stored by service water clean water basin and send into the industrial distribution system of water supply by service water Water-supply station.
Wherein, settling pit, high efficiency clarification tank, homogeneous filtering material air-water backwashing sand filter, lift pump room, rear ozone contact tank, gac sand filter, clean water basin, Water-supply station, backwashing wastewater equalizing tank, concentration basin and reuse water liquid storage tank etc. are prior art, no longer describe in detail.
Claims (4)
1. one kind processes the treatment process of the water treatment device of the larger former water of turbidity luffing, it is characterized in that this water treatment device comprises the water inlet pipe network connected successively, settling pit, high efficiency clarification tank, homogeneous filtering material air-water backwashing sand filter, lift pump room, rear ozone contact tank, gac sand filter, clean water basin, Water-supply station and the distribution system of water supply, the first valve is provided with between water inlet pipe network and settling pit, water inlet pipe Netcom crosses the second valve and is connected with high efficiency clarification tank, the waste water output terminal of homogeneous filtering material air-water backwashing sand filter is connected with the input terminus of backwashing wastewater equalizing tank, the output terminal of backwashing wastewater equalizing tank is connected with high efficiency clarification tank, the spoil disposal water output terminal of high efficiency clarification tank also successively with concentration basin, reuse water liquid storage tank is connected with high efficiency clarification tank, between the spoil disposal water output terminal and concentration basin of high efficiency clarification tank, the 3rd valve is set, described treatment process is: when raw water turbidity <500NTU, first valve disconnects, second valve closes, 3rd valve closes, when raw water turbidity is 500 ~ 1500NTU, the first valve disconnects, the second valve closes, and the 3rd valve disconnects, when raw water turbidity >1500NTU, the first valve closes, the second valve disconnects, and the 3rd valve disconnects.
2. technique as claimed in claim 1, it is characterized in that when raw water turbidity >1500NTU, settling pit is first adopted to carry out preliminary sedimentation, then high efficiency clarification tank is adopted to mix, flocculation and precipitation process, water outlet enters homogeneous filtering material air-water backwashing sand filter and filters, and then enter the filtration of gac sand filter after being promoted to the oxidation of rear ozone contact tank by pump house, after filter, water sends into the distribution system of water supply by Water-supply station after being regulated and stored by clean water basin, after the backwashing wastewater of homogeneous filtering material air-water backwashing sand filter enters backwashing wastewater equalizing tank by homogeneous filtering material air-water backwashing sand filter, reuse is to high efficiency clarification tank again.
3. technique according to claim 1, when it is characterized in that raw water turbidity is 500 ~ 1500NTU, former water directly enters high efficiency clarification tank and mixes, flocculation and precipitation process, water outlet enters homogeneous filtering material air-water backwashing sand filter and filters, and then enter the filtration of gac sand filter after being promoted to the oxidation of rear ozone contact tank by pump house, after filter, water sends into the distribution system of water supply by Water-supply station after being regulated and stored by clean water basin, after the backwashing wastewater of homogeneous filtering material air-water backwashing sand filter enters backwashing wastewater equalizing tank by homogeneous filtering material air-water backwashing sand filter, reuse is to high efficiency clarification tank again.
4. technique according to claim 1, when it is characterized in that raw water turbidity <500NTU, former water directly enters high efficiency clarification tank and mixes, flocculation and precipitation process, water outlet enters homogeneous filtering material air-water backwashing sand filter and filters, and then enter the filtration of gac sand filter after being promoted to the oxidation of rear ozone contact tank by pump house, after filter, water sends into the distribution system of water supply by Water-supply station after being regulated and stored by clean water basin, after the backwashing wastewater of homogeneous filtering material air-water backwashing sand filter enters backwashing wastewater equalizing tank by homogeneous filtering material air-water backwashing sand filter, reuse is to high efficiency clarification tank again, spoil disposal water is discharged by high efficiency clarification tank, enter concentration basin to concentrate, supernatant liquor is stored to reuse water liquid storage tank, then reuse is to high efficiency clarification tank.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510868825.XA CN105439318B (en) | 2012-02-06 | 2012-02-06 | A kind of handling process for the water treatment facilities for handling the larger raw water of turbidity luffing |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510868825.XA CN105439318B (en) | 2012-02-06 | 2012-02-06 | A kind of handling process for the water treatment facilities for handling the larger raw water of turbidity luffing |
| CN201210024886.4A CN103241856B (en) | 2012-02-06 | 2012-02-06 | A kind of water treatment device and water technology thereof processing the larger former water of turbidity luffing |
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| CN201210024886.4A Division CN103241856B (en) | 2012-02-06 | 2012-02-06 | A kind of water treatment device and water technology thereof processing the larger former water of turbidity luffing |
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| CN201210024886.4A Active CN103241856B (en) | 2012-02-06 | 2012-02-06 | A kind of water treatment device and water technology thereof processing the larger former water of turbidity luffing |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105800826A (en) * | 2016-04-11 | 2016-07-27 | 绍兴柯桥江滨水处理有限公司 | Method and device for using ozone tail gas |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104973707B (en) * | 2014-07-30 | 2018-04-20 | 上海市政工程设计研究总院（集团）有限公司 | A kind of seasonal high turbid original sub-block technique |
| CN104724855A (en) * | 2015-03-26 | 2015-06-24 | 中国华电工程(集团)有限公司 | Joint micro flocculation and ultrafiltration water treatment method and system of low-temperature and low-turbidity water |
| CN109896665A (en) * | 2017-12-11 | 2019-06-18 | 南京梅山冶金发展有限公司 | A kind of nitrogenous underground purification method of maghemite mine high rigidity |
| CN109205853A (en) * | 2018-10-26 | 2019-01-15 | 江门市新会区猫淘鹰贸易有限公司 | A kind of water process intelligent regulating system |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN103241856B (en) | 2016-04-27 |
| CN105439318B (en) | 2017-11-14 |
| CN103241856A (en) | 2013-08-14 |
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