CN112266116A - Rural drinking water treatment facilities is used to ceramic membrane that thoughtlessly congeals - Google Patents
Rural drinking water treatment facilities is used to ceramic membrane that thoughtlessly congeals Download PDFInfo
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- CN112266116A CN112266116A CN202011140439.6A CN202011140439A CN112266116A CN 112266116 A CN112266116 A CN 112266116A CN 202011140439 A CN202011140439 A CN 202011140439A CN 112266116 A CN112266116 A CN 112266116A
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- 239000012528 membrane Substances 0.000 title claims abstract description 77
- 239000000919 ceramic Substances 0.000 title claims abstract description 67
- 239000003651 drinking water Substances 0.000 title claims abstract description 21
- 235000020188 drinking water Nutrition 0.000 title claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 149
- 238000005345 coagulation Methods 0.000 claims abstract description 36
- 230000015271 coagulation Effects 0.000 claims abstract description 36
- 230000029087 digestion Effects 0.000 claims abstract description 22
- 239000000701 coagulant Substances 0.000 claims abstract description 21
- 238000012546 transfer Methods 0.000 claims abstract description 21
- 238000001914 filtration Methods 0.000 claims description 18
- 238000007599 discharging Methods 0.000 claims description 9
- 238000009826 distribution Methods 0.000 claims description 7
- 230000000249 desinfective effect Effects 0.000 claims description 3
- 230000004907 flux Effects 0.000 claims description 3
- 239000011148 porous material Substances 0.000 claims description 3
- 238000005086 pumping Methods 0.000 claims description 3
- 238000013461 design Methods 0.000 claims description 2
- 229910052594 sapphire Inorganic materials 0.000 claims 1
- 238000000034 method Methods 0.000 description 12
- 230000008569 process Effects 0.000 description 10
- 239000000126 substance Substances 0.000 description 8
- 238000000967 suction filtration Methods 0.000 description 7
- 238000000746 purification Methods 0.000 description 6
- 238000011001 backwashing Methods 0.000 description 3
- 238000011109 contamination Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000003344 environmental pollutant Substances 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 238000001471 micro-filtration Methods 0.000 description 3
- 230000000813 microbial effect Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 231100000719 pollutant Toxicity 0.000 description 3
- 238000004659 sterilization and disinfection Methods 0.000 description 3
- PUKLDDOGISCFCP-JSQCKWNTSA-N 21-Deoxycortisone Chemical compound C1CC2=CC(=O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@@](C(=O)C)(O)[C@@]1(C)CC2=O PUKLDDOGISCFCP-JSQCKWNTSA-N 0.000 description 2
- QJZYHAIUNVAGQP-UHFFFAOYSA-N 3-nitrobicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic acid Chemical compound C1C2C=CC1C(C(=O)O)C2(C(O)=O)[N+]([O-])=O QJZYHAIUNVAGQP-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
- FCYKAQOGGFGCMD-UHFFFAOYSA-N Fulvic acid Natural products O1C2=CC(O)=C(O)C(C(O)=O)=C2C(=O)C2=C1CC(C)(O)OC2 FCYKAQOGGFGCMD-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000002189 fluorescence spectrum Methods 0.000 description 2
- 229940095100 fulvic acid Drugs 0.000 description 2
- 239000002509 fulvic acid Substances 0.000 description 2
- 239000004021 humic acid Substances 0.000 description 2
- 230000002427 irreversible effect Effects 0.000 description 2
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 2
- 229910052753 mercury Inorganic materials 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001687 destabilization Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000635 electron micrograph Methods 0.000 description 1
- 239000012065 filter cake Substances 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000010907 mechanical stirring Methods 0.000 description 1
- 238000005374 membrane filtration Methods 0.000 description 1
- 238000009285 membrane fouling Methods 0.000 description 1
- 238000001000 micrograph Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000002572 peristaltic effect Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
- C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/444—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by ultrafiltration or microfiltration
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
Abstract
The invention relates to a rural drinking water treatment device with a coagulation ceramic membrane, which comprises a coagulation unit (1), a ceramic membrane unit (2), a transfer control unit (3) and a clear water zone-ultraviolet digestion unit (4) which are sequentially connected in series; the coagulation unit (1) is provided with a water inlet pipe (11), a tubular mixer (14) and a coagulant adding pump (13), wherein the water inlet pipe (11) is connected with the ceramic membrane unit (2); the tubular mixer (14) is arranged on the water inlet pipe (11); the coagulant adding pump (13) and the water inlet pipe (11) are connected with the front end of the tubular mixer (14). Compared with the prior art, the invention has the advantages of improving the water treatment efficiency of the short-flow integrated equipment, being suitable for rural drinking water treatment and the like.
Description
Technical Field
The invention relates to the field of water treatment devices, in particular to a rural drinking water treatment device with a coagulation ceramic membrane.
Background
Compared with a conventional water plant with a civil structure, the integrated water treatment equipment has the characteristics of small floor area, small influence by landform and landform, low investment price, simplicity in operation and management, low running cost, stable effect and the like, and is suitable for the requirements of rural areas on water treatment basic equipment. At present, an integrated sewage treatment facility mainly takes an A/O process, an MBR process, an oxidation ditch process, a biological filter process and the like as the core, an integrated coagulation-precipitation-filtration conventional water purification treatment process such as an SDJ (Severe grade separator), LEJI (LegS) type water purifier is mostly adopted in the aspect of drinking water, and partial equipment optimizes the process in ways of strengthening coagulation and the like. However, because the scale of the general integrated equipment is small, the time of the water purification process is limited, and the removal capability of turbidity, microbial pollutants and the like is limited to a certain extent.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a rural drinking water treatment device combining a coagulation ceramic membrane, which improves the water treatment efficiency of short-flow integrated equipment and is suitable for rural drinking water treatment.
The purpose of the invention can be realized by the following technical scheme:
the invention adopts the microfiltration ceramic membrane as the core and is provided with the on-line pre-coagulation treatment unit to reduce the pollution of inlet water to the membrane, improve the water purification efficiency and shorten the length of the whole process flow. An ultraviolet disinfection unit is designed at the water outlet end to inactivate microbial pollutants such as bacteria in water, so that the aim of safe and sanitary water supply in rural areas is fulfilled.
A rural drinking water treatment device combining a coagulation ceramic membrane comprises a coagulation unit, a ceramic membrane unit, a transfer control unit and a clear water area-ultraviolet digestion unit which are sequentially connected in series;
the coagulation unit is provided with a water inlet pipe, a tubular mixer and a coagulant adding pump, and the water inlet pipe is connected with the ceramic membrane unit; the tubular mixer is arranged on the water inlet pipe; the coagulant adding pump and the water inlet pipe are connected with the front end of the tubular mixer.
The coagulant is food-grade polyaluminium chloride (PAC), the designed adding concentration is 2-4mg/L, the coagulant is added by a coagulant adding pump according to the adjustment of the water quality of a local water source in the practical engineering, and then the coagulant and the entering water to be treated are mixed in a tubular mixer. The tubular mixer may contain a stirring mechanism.
Furthermore, the inlet end of the water inlet pipe is also provided with a water inlet, and the front end of the mixer is provided with a water inlet pump for pumping water to be treated.
Further, the ceramic membrane unit comprises a water inlet hole pipe, a ceramic membrane filter for filtering water to be treated and a filtered water outlet pipe;
the water inlet hole pipe is arranged at the bottom of the ceramic membrane unit and is connected with the water inlet pipe; the ceramic membrane filter is erected in the ceramic membrane unit; one end of the filtering water pipe is connected with the outlet of the ceramic membrane filter, and the other end of the filtering water pipe is connected with the transfer control unit. The filtration mode is out-in low-pressure microfiltration filtration mode.
Furthermore, the ceramic membrane filter comprises a plurality of alpha-Al arranged in an overlapping mode2O3The average pore diameter of the ceramic membrane component is 0.1 mu m, and the design flux of the ceramic membrane component is 150L/(m)2·h);
The water inlet hole pipe is provided with a plurality of water distribution holes, and the water distribution holes are arranged corresponding to the ceramic membrane filter.
Furthermore, a first overflow pipe for discharging redundant water is arranged at the top of the ceramic membrane unit. The water overflowed by the first overflow pipe directly flows to the outside of the device, and the operation of the whole device cannot be influenced.
Furthermore, the transfer control unit is provided with a transfer water pipe, and a suction filter pump is arranged on the transfer water pipe; one end of the transfer water pipe is connected with the ceramic membrane unit, and the other end of the transfer water pipe is connected with the clear water zone-ultraviolet digestion unit.
Furthermore, a pressure sensor and an electromagnetic valve for controlling the flow of the transfer water pipe are respectively arranged on two sides of the suction filtration pump.
Furthermore, the transfer control unit also comprises an electric cabinet and a PLC control system;
the PLC control system is simultaneously electrically connected with the pressure sensor, the electromagnetic valve, the coagulation unit and the clear water area-ultraviolet digestion unit; the electric control box is electrically connected with the PLC control system.
Furthermore, the clear water area-ultraviolet digestion unit comprises a low-pressure ultraviolet lamp group for disinfecting water to be treated and a water outlet pipe for discharging the treated water, and the low-pressure ultraviolet lamp group is erected in the clear water area-ultraviolet digestion unit.
The low-voltage ultraviolet lamp group adopts a straight-tube hot cathode low-voltage mercury ultraviolet disinfection lamp, the light source wavelength is 253.7nm, the lamp tube is made of quartz glass, and the irradiation mode is an underwater irradiation method.
Furthermore, a second overflow pipe for discharging redundant water is arranged at the top of the clear water area-ultraviolet digestion unit.
In fact, the PLC control system is simultaneously electrically connected with the pressure sensor, the electromagnetic valve, the water inlet pump and the coagulant adding pump in the coagulation unit and the low-voltage ultraviolet lamp group in the clear water area-ultraviolet digestion unit. The start and the shutdown of the water pump, the ultraviolet and the lighting equipment are controlled by a PLC system.
Compared with the prior art, the invention has the following advantages:
(1) an online pre-coagulation treatment unit is adopted to reduce the pollution of inlet water to the membrane and improve the water purification efficiency;
(2) compared with the conventional water purification treatment process of coagulation-precipitation-filtration, the on-line coagulation can ensure the removal effect of turbidity and microbial pollutants while shortening the length of the whole process flow, and the main mechanism is that raw water is quickly stirred after a coagulant is added, and colloid is directly subjected to membrane filtration after destabilization, so that the occupied time-consuming processes of coagulation, precipitation and the like are reduced;
(3) the membrane water treatment device has a simple structure, is not easy to generate membrane pollution, occupies a small area and is slightly influenced by landforms; the device has the advantages of small investment scale, easy production and installation, low operation and maintenance cost, automatic control and convenient modification and upgrade.
Drawings
FIG. 1 is a diagram of a rural drinking water treatment device with a coagulation ceramic membrane in an embodiment;
FIG. 2 is a graph of specific transmembrane pressure difference in the examples;
FIG. 3 is a graph showing the contamination characteristics of the film in the examples;
FIG. 4 is a three-dimensional fluorescence spectrum of an organic substance in the example;
FIG. 5 is an electron micrograph of a contaminated surface of the film of the example;
the reference numbers in the figures indicate: the system comprises a coagulation unit 1, a water inlet 10, a water inlet pipe 11, a water inlet pump 12, a coagulant adding pump 13, a tubular mixer 14, a ceramic membrane unit 2, a water inlet hole pipe 21, a water distribution hole 210, a ceramic membrane filter 22, a filtered water outlet pipe 23, a transfer control unit 3, a suction filtration pump 31, an electric cabinet 32, a PLC control system 33, a transfer water pipe 34, an electromagnetic valve 35, a pressure sensor 36, a clear water zone-ultraviolet digestion unit 4, a low-pressure ultraviolet lamp group 41, a water outlet pipe 42 and a second overflow pipe 43.
Detailed Description
The invention is described in detail below with reference to the figures and specific embodiments.
Examples
A rural drinking water treatment device combining coagulation and ceramic membrane is shown in figure 1, and comprises a coagulation unit 1, a ceramic membrane unit 2, a transfer control unit 3 and a clear water zone-ultraviolet digestion unit 4 which are sequentially connected in series; the coagulation unit 1 is provided with a water inlet pipe 11, a tubular mixer 14 and a coagulant adding pump 13, wherein the water inlet pipe 11 is connected with the ceramic membrane unit 2; the tubular mixer 14 is arranged on the water inlet pipe 11; the coagulant adding pump 13 and the water inlet pipe 11 are connected to the front end of the pipe mixer 14. The inlet end of the water inlet pipe 11 is also provided with a water inlet 10, and the front end of the mixer 14 is provided with a water inlet pump 12 for pumping water to be treated.
The coagulant is food-grade polyaluminium chloride (PAC), the adding concentration is 4mg/L, and after the coagulant is added by a coagulant adding pump 13, the coagulant and the entering water to be treated are mixed in a tubular mixer 14. The tubular mixer 14 contains a stirring mechanism. The rotating speed of the mechanical stirring paddle is 350r/min, and the mixing time is 2 min.
The ceramic membrane unit 2 comprises a water inlet hole pipe 21, a ceramic membrane filter 22 for filtering water to be treated and a filtered water outlet pipe 23; the water inlet pipe 21 is arranged at the bottom of the ceramic membrane unit 2 and is connected with the water inlet pipe 11; the ceramic membrane filter 22 is arranged in the ceramic membrane unit 2; one end of the filtering water outlet pipe 23 is connected with the outlet of the ceramic membrane filter 22, and the other end is connected with the transfer control unit 3. The filtration mode is out-in low-pressure microfiltration filtration mode. The water inlet hole pipe 21 is provided with a plurality of water distribution holes 210, and the water distribution holes 210 are arranged corresponding to the ceramic membrane filter 22. The top of the ceramic membrane unit 2 is also provided with a first overflow pipe 24 for discharging excess water. The water overflowed by the first overflow pipe 24 directly flows to the outside of the device, and the operation of the whole device is not influenced.
The ceramic membrane filter 22 includes a plurality of overlapping alpha-Al layers2O3A flat ceramic membrane module having an average pore diameter of 0.1 μm and a single membrane size of 250mm x 80mm x 6mm,the effective filtering area is 400cm2. The ceramic membrane filter 22 is fixed at a position 6cm below the liquid level, an out-in suction filtration mode is adopted, and the water outlet end of the ceramic membrane filter 22 is connected with a suction filtration pump 31 through a filtered water pipe 23. The suction filtration pump 31 provides filtration power, and the suction filtration/back washing mode is switched by changing the rotation direction of the pump head of the suction filtration pump 31. The flux of the ceramic membrane module is 120L/(m)2H); the device performs 90s hydraulic backwashing once every 60min, and the backwashing strength is 50 kPa.
The transfer control unit 3 is provided with a transfer water pipe 34, and the transfer water pipe 34 is provided with a suction filter pump 31; one end of the transit water pipe 34 is connected with the ceramic membrane unit 2, and the other end is connected with the clear water zone-ultraviolet digestion unit 4. A pressure sensor 36 and an electromagnetic valve 35 for controlling the flow of the transit water pipe 34 are respectively arranged at two sides of the suction filter pump 31. The suction pump 31 is a peristaltic pump. The transfer control unit 3 further comprises an electric cabinet 32 and a PLC control system 33; the PLC control system 33 is simultaneously electrically connected with the pressure sensor 36, the electromagnetic valve 35, the coagulation unit 1 and the clear water zone-ultraviolet digestion unit 4; the electric control box 32 is electrically connected with the PLC control system 33.
The clear water area-ultraviolet digestion unit 4 comprises a low-pressure ultraviolet lamp group 41 for disinfecting water to be treated and a water outlet pipe 42 for discharging treated water, and the low-pressure ultraviolet lamp group 41 is erected in the clear water area-ultraviolet digestion unit 4. The low-voltage ultraviolet lamp group 41 adopts a straight-tube hot cathode low-voltage mercury ultraviolet disinfection lamp, the light source wavelength is 253.7nm, the lamp tube is made of quartz glass, and the irradiation mode is an underwater irradiation method. The top of the clear water area-ultraviolet digestion unit 4 is also provided with a second overflow pipe 43 for discharging the redundant water.
In fact, the PLC control system 33 is electrically connected to the pressure sensor 36, the electromagnetic valve 35, the water inlet pump 12 and the coagulant adding pump 13 in the coagulation unit 1, and the low-pressure uv lamp set 41 in the clear water region-uv digestion unit 4 at the same time. The start and the shutdown of the water pump, the ultraviolet and the lighting equipment are controlled by a PLC system.
The experimental result shows that the device has better water purification and anti-pollution effects, and the average specific transmembrane pressure difference (TMP/TMP) of the filtration period0) The increase is less than 1.08, the average irreversible pollution (IF) ratio is not more than 20 percent, the turbidity of raw water can be reduced to be less than 0.1NTU, and DOC and UV254The removal rate reaches 37.6 percent and 50.8 percent respectively, and the removal rate of the fluorescence intensity of the A (fulvic acid substances) and the C (humic acid substances) reaches 41.4 percent and 37.7 percent respectively.
Figures 2 and 3 show the contamination of the membrane during operation of the apparatus. An average filtration cycle ratio transmembrane pressure rise of less than 1.08 indicates that the degree of membrane fouling is maintained at a low level under pre-coagulation conditions; the irreversible pollution ratio is not more than 20%, which means that most of membrane pollution can be recovered by flushing, and the long-term operation reliability of the device is guaranteed. FIG. 4 is a three-dimensional fluorescence spectrum of organic substances in effluent of the apparatus, which shows that the removal rates of the organic substances in the A (fulvic acid substances) region and the C (humic acid substances) region respectively reach 41.4% and 37.7%. FIG. 5 is an electron microscope image of a membrane-contaminated surface, in which a smooth and dense filter cake layer is formed on the membrane surface of raw water after pre-coagulation treatment, because colloidal substances in the raw water are destabilized after coagulant addition, and can be aggregated into micro flocs in a short time, and the micro flocs are compressed and deposited on the membrane surface under the action of pressure, thereby being beneficial to improving the removal rate of organic matters and reducing membrane contamination.
The foregoing is directed to preferred embodiments of the present invention, other and further embodiments of the invention may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow. However, any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present invention are within the protection scope of the technical solution of the present invention.
Claims (10)
1. A rural drinking water treatment device combining a coagulation ceramic membrane is characterized by comprising a coagulation unit (1), a ceramic membrane unit (2), a transfer control unit (3) and a clear water zone-ultraviolet digestion unit (4) which are sequentially connected in series;
the coagulation unit (1) is provided with a water inlet pipe (11), a tubular mixer (14) and a coagulant adding pump (13), wherein the water inlet pipe (11) is connected with the ceramic membrane unit (2); the tubular mixer (14) is arranged on the water inlet pipe (11); the coagulant adding pump (13) and the water inlet pipe (11) are connected with the front end of the tubular mixer (14).
2. The rural drinking water treatment device with a concrete ceramic membrane combined according to claim 1, wherein the inlet end of the water inlet pipe (11) is further provided with a water inlet (10), and the front end of the mixer (14) is provided with a water inlet pump (12) for pumping water to be treated.
3. The rural drinking water treatment device with a ceramic membrane for coagulation combination according to claim 1, wherein the ceramic membrane unit (2) comprises a water inlet pipe (21), a ceramic membrane filter (22) for filtering water to be treated and a filtered water outlet pipe (23);
the water inlet hole pipe (21) is arranged at the bottom of the ceramic membrane unit (2) and is connected with the water inlet pipe (11); the ceramic membrane filter (22) is erected in the ceramic membrane unit (2); one end of the filtering water outlet pipe (23) is connected with the outlet of the ceramic membrane filter (22), and the other end is connected with the transfer control unit (3).
4. The rural drinking water treatment device with combined coagulation ceramic membrane as claimed in claim 3, wherein the ceramic membrane filter (22) comprises a plurality of overlapped alpha-Al2O3The average pore diameter of the ceramic membrane component is 0.1 mu m, and the design flux of the ceramic membrane component is 150L/(m)2·h);
The water inlet hole pipe (21) is provided with a plurality of water distribution holes (210), and the water distribution holes (210) are arranged corresponding to the ceramic membrane filter (22).
5. The rural drinking water treatment device with a ceramic membrane for coagulation combination according to claim 3, wherein the top of the ceramic membrane unit (2) is further provided with a first overflow pipe (24) for discharging the redundant water.
6. The rural drinking water treatment device with a combined coagulation ceramic membrane according to claim 1, wherein the transit control unit (3) is provided with a transit water pipe (34), and the transit water pipe (34) is provided with a suction and filtration pump (31); one end of the transfer water pipe (34) is connected with the ceramic membrane unit (2), and the other end is connected with the clear water zone-ultraviolet digestion unit (4).
7. The rural drinking water treatment device with a ceramic membrane for coagulation combination according to claim 6, wherein a pressure sensor (36) and an electromagnetic valve (35) for controlling the flow of the transit water pipe (34) are respectively arranged at two sides of the suction pump (31).
8. The rural drinking water treatment device with a combined coagulation ceramic membrane according to claim 7, wherein the transit control unit (3) further comprises an electric cabinet (32) and a PLC control system (33);
the PLC control system (33) is simultaneously electrically connected with the pressure sensor (36), the electromagnetic valve (35), the coagulation unit (1) and the clear water area-ultraviolet digestion unit (4); the electric control box (32) is electrically connected with the PLC control system (33).
9. The rural drinking water treatment device with a combined coagulation ceramic membrane as claimed in claim 1, wherein the clean water zone-ultraviolet digestion unit (4) comprises a low-pressure ultraviolet lamp set (41) for disinfecting water to be treated and a water outlet pipe (42) for discharging treated water, and the low-pressure ultraviolet lamp set (41) is erected in the clean water zone-ultraviolet digestion unit (4).
10. The rural drinking water treatment device with a combined coagulation ceramic membrane according to claim 9, wherein a second overflow pipe (43) for discharging redundant water is further arranged at the top of the clear water zone-ultraviolet digestion unit (4).
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113023831A (en) * | 2021-03-15 | 2021-06-25 | 同济大学 | Rural drinking water treatment facilities of absorption ceramic membrane antithetical couplet |
CN115093054A (en) * | 2022-07-06 | 2022-09-23 | 山东理工大学 | Harmless treatment method for landfill leachate |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100877805B1 (en) * | 2007-08-10 | 2009-01-08 | 삼성물산 주식회사 | Advanced water purification system and method using ultraviolet absorbance |
CN202089854U (en) * | 2011-01-25 | 2011-12-28 | 太平洋水处理工程有限公司 | Short-flow-path water purifying device utilizing immersive ultrafilteration membrane as core |
CN107555660A (en) * | 2017-09-30 | 2018-01-09 | 三达膜科技(厦门)有限公司 | A kind of drink water purifying method |
CN107673504A (en) * | 2017-09-25 | 2018-02-09 | 广东粤港供水有限公司 | A kind of method of ozone ceramic membrane activated carbon combination purification drinking water |
CN209797708U (en) * | 2019-03-20 | 2019-12-17 | 北京科泰兴达高新技术有限公司 | Sewage treatment system |
-
2020
- 2020-10-22 CN CN202011140439.6A patent/CN112266116A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100877805B1 (en) * | 2007-08-10 | 2009-01-08 | 삼성물산 주식회사 | Advanced water purification system and method using ultraviolet absorbance |
CN202089854U (en) * | 2011-01-25 | 2011-12-28 | 太平洋水处理工程有限公司 | Short-flow-path water purifying device utilizing immersive ultrafilteration membrane as core |
CN107673504A (en) * | 2017-09-25 | 2018-02-09 | 广东粤港供水有限公司 | A kind of method of ozone ceramic membrane activated carbon combination purification drinking water |
CN107555660A (en) * | 2017-09-30 | 2018-01-09 | 三达膜科技(厦门)有限公司 | A kind of drink water purifying method |
CN209797708U (en) * | 2019-03-20 | 2019-12-17 | 北京科泰兴达高新技术有限公司 | Sewage treatment system |
Non-Patent Citations (1)
Title |
---|
井出哲夫: "《水处理工程理论与应用》", 31 October 1986, 中国建筑工业出版社 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113023831A (en) * | 2021-03-15 | 2021-06-25 | 同济大学 | Rural drinking water treatment facilities of absorption ceramic membrane antithetical couplet |
CN115093054A (en) * | 2022-07-06 | 2022-09-23 | 山东理工大学 | Harmless treatment method for landfill leachate |
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Application publication date: 20210126 |