CN103922527A - Integrated advanced wastewater treatment device and process - Google Patents
Integrated advanced wastewater treatment device and process Download PDFInfo
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- CN103922527A CN103922527A CN201410114030.5A CN201410114030A CN103922527A CN 103922527 A CN103922527 A CN 103922527A CN 201410114030 A CN201410114030 A CN 201410114030A CN 103922527 A CN103922527 A CN 103922527A
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- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000004065 wastewater treatment Methods 0.000 title abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 110
- 239000004744 fabric Substances 0.000 claims abstract description 64
- 238000001914 filtration Methods 0.000 claims abstract description 59
- 238000005189 flocculation Methods 0.000 claims abstract description 52
- 230000016615 flocculation Effects 0.000 claims abstract description 51
- 238000002156 mixing Methods 0.000 claims abstract description 29
- 239000010802 sludge Substances 0.000 claims abstract description 24
- 230000000249 desinfective effect Effects 0.000 claims abstract description 7
- 239000010865 sewage Substances 0.000 claims description 29
- 238000011010 flushing procedure Methods 0.000 claims description 11
- 230000001954 sterilising effect Effects 0.000 claims description 10
- 238000003780 insertion Methods 0.000 claims description 9
- 238000004659 sterilization and disinfection Methods 0.000 claims description 9
- 230000037431 insertion Effects 0.000 claims description 8
- 230000000630 rising effect Effects 0.000 claims description 8
- 229910001220 stainless steel Inorganic materials 0.000 claims description 7
- 239000010935 stainless steel Substances 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 6
- 229920004935 Trevira® Polymers 0.000 claims description 5
- 238000005406 washing Methods 0.000 claims description 4
- 239000002244 precipitate Substances 0.000 claims description 3
- 239000006228 supernatant Substances 0.000 claims description 3
- 239000000126 substance Substances 0.000 abstract description 11
- 239000002351 wastewater Substances 0.000 abstract description 7
- 230000003311 flocculating effect Effects 0.000 abstract description 4
- 238000007599 discharging Methods 0.000 abstract 2
- 238000010992 reflux Methods 0.000 description 7
- 239000003795 chemical substances by application Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 238000001556 precipitation Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
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- 238000010517 secondary reaction Methods 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 3
- 239000000701 coagulant Substances 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 238000009833 condensation Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 239000011574 phosphorus Substances 0.000 description 3
- 229910052698 phosphorus Inorganic materials 0.000 description 3
- 238000000247 postprecipitation Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000011001 backwashing Methods 0.000 description 2
- 238000007667 floating Methods 0.000 description 2
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 2
- 239000000413 hydrolysate Substances 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000010907 mechanical stirring Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 238000012795 verification Methods 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- BRDWIEOJOWJCLU-LTGWCKQJSA-N GS-441524 Chemical compound C=1C=C2C(N)=NC=NN2C=1[C@]1(C#N)O[C@H](CO)[C@@H](O)[C@H]1O BRDWIEOJOWJCLU-LTGWCKQJSA-N 0.000 description 1
- YUWBVKYVJWNVLE-UHFFFAOYSA-N [N].[P] Chemical compound [N].[P] YUWBVKYVJWNVLE-UHFFFAOYSA-N 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
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- 238000012360 testing method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Physical Water Treatments (AREA)
Abstract
The invention relates to an integrated advanced wastewater treatment device and process. A sludge reflowing pipe is arranged at the bottom of a settling region, wherein one end of the sludge reflowing pipe is connected with a flocculation region, a sludge discharging pipe is arranged at the other end of the sludge reflowing pipe, and a filter cloth filtering region and a disinfecting region are arranged up and down and are adjacent to the settling region. Wastewater enters a mixing region through a wastewater inlet pipe, enters the flocculation region through a first water passing hole after being mixed, and enters the settling region through a second water passing hole after being flocculated; supernate overflows through an effluent weir after sludge and wastewater are separated through settling in the settling region, and enters the filter cloth filtering region after passing through a grating plate, effluent enters the disinfecting region from meshes in the bottom through a wastewater collecting tank after being filtered, and discharged through a wastewater outlet pipe through a third water passing hole after being disinfected, and a sludge part reflows to the flocculating region through a sludge reflowing pipe, and is partially discharged through the sludge discharging pipe. The process provided by the invention is reasonable in procedures; the device is compact in integrated design, saving in occupation area, less in head loss and less in chemical adding amount.
Description
Technical field
The invention belongs to sewage treatment area, relate to waste disposal plant, be specifically related to integrated sewage water advanced treatment apparatus and technique thereof.
Background technology
Along with the development of sewage disposal technology, through the requirement of substantially satisfied discharge of sewage of secondary biochemical treatment, only needing that part water-quality guideline is carried out to advanced treatment can qualified discharge or reuse.The selection of sewerage advanced treatment process is due to the difference of processing target and effluent quality, and treatment process also has greatly difference.Sensu lato scope comprises the removal of denitrogenation dephosphorizing, suspended substance, organic removal and sterilization etc.In the selection of many advanced treatment process, " coagulation-precipitation-filtration-sterilization " process combination is because it is stable, and removal efficiency is high and gain great popularity.Particularly, for the removal of suspended substance and total phosphorus, can realize the stably reaching standard of water outlet.
For the advanced treatment of sewage work, often have that reserved place is little, head requires high present situation.This just requires advanced treatment apparatus must possess small accommodation area, the little objective requirement of head loss, also will reduce as far as possible chemical feeding quantity and operation energy consumption simultaneously.
Summary of the invention
The technical problem solving: an object of the present invention is to provide integrated sewage water advanced treatment apparatus, solved saving floor space, reduce the technical problem of head loss and minimizing chemical feeding quantity.
Another object of the present invention is to provide integrated sewage water advanced treatment process, and technique is compact, and head loss is little.
Technical scheme: the present invention achieves the above object by the following technical programs.
The invention provides integrated sewage water advanced treatment apparatus, comprise mixing zone, flocculation zone, settling region, filter-cloth filtering district and sterilizating area, wherein mixing zone one side is provided with water inlet pipe, mixing zone is connected with flocculation zone via the first water hole, flocculation zone is connected with settling region via the second water hole, opposite side top, settling region is provided with effluent weir, effluent weir below is provided with filter-cloth filtering district, insertion slot type filter core is set in filter-cloth filtering district, filter-cloth filtering district front end is provided with flase floor, rear end, filter-cloth filtering district is provided with water leg, water leg bottom is provided with mesh, below, filter-cloth filtering district is provided with sterilizating area, sterilizating area inside is provided with vertical baffle, between baffle plate and sterilizating area bottom surface, form the 3rd water hole, sterilizating area middle part is provided with rising pipe, it is characterized in that: bottom, described settling region is provided with mud return line, mud return line one end is connected with flocculation zone, the other end is provided with shore pipe, described filter-cloth filtering district and described sterilizating area are arranged up and down and are adjacent with described settling region.
Described filter-cloth filtering district front end is provided with flase floor, to hold back the large particulate matters such as mud scum that settling region may bring out, avoids the obstruction of follow-up filter cloth.
The grid gap of described flase floor is 1～2mm, and material is stainless steel.
Rear end, described filter-cloth filtering district is provided with water leg, and water leg bottom is provided with mesh, and the aperture of mesh is 3～6mm, and water leg is funnel type, and material is that stainless steel plate is spliced.
The selection of described mixing zone, flocculation zone and settling region can be various ways, is not limited to a kind of form.For instance, described mixing zone can adopt tubular-mix, dividing plate mixing, water pump to mix or mechanical stirring mixed form; Described flocculation zone can adopt grid flocculation, folded plate flocculation or mechanical flocculation form.Described settling region can adopt advection sedimentation, tube settling, sloping plate deposition, spoke stream precipitation or perpendicular stream precipitation forms.
Described sterilizating area and described filter-cloth filtering district are setting up and down, and inside arranges sterilizing unit, adopt submerged ultraviolet disinfecting tube to arrange.
Described filter-cloth filtering arranges insertion slot type filter core in district, and described insertion slot type filter core is comprised of stainless steel frame and trevira filter cloth, and filter core thickness is 40～60mm, and length and width can be according to pond body adjusted size.The back flushing of described trevira filter cloth adopts online reciprocating self-priming pump washing unit, and back flushing frequency adopts liquid level and two-parameter control of time.During back flushing, the sucker of the reciprocating self-priming pump of guide rail both sides and the filter cloth wide laminating in surface, then carry out reciprocating cleaning, and a meter once, during cleaning, generally continues 2～5 times back and forth, also can set separately according to concrete running condition.The waste water that back flushing produces is discharged by vacuum primingpump, can directly enter according to demand water drain discharge or be back to front end to mix with former water.
The back flushing of described filter cloth adopts online reciprocating self-priming pump washing unit, and back flushing frequency adopts liquid level and two-parameter control of time.
The operating parameter of described integrated sewage water advanced treatment apparatus is:
1) settling region return sludge ratio: 1%～4%;
2) settling region liquid level load: 15～20m
3/ (m
2h);
3) filtering velocity of filter-cloth filtering: 6～12m/h;
4) selection of other parameters considers water quality and pond type and determines.
Integrated sewage water advanced treatment process is: sewage enters mixing zone through water inlet pipe, mixing enters flocculation zone by the first water hole, flocculation enters settling region by the second water hole, muddy water is after settling region precipitate and separate, and supernatant liquor enters filter-cloth filtering district by effluent weir overflow after flase floor, after filtration, water outlet enters sterilizating area through water leg by bottom mesh, sterilization is discharged by rising pipe after by the 3rd water hole, and sludge part is back to flocculation zone through mud return line, and part is discharged through shore pipe.
Beneficial effect:
Advantage of the present invention and effect are:
1) integrated structure: adopt integrated structure, mixing zone, flocculation zone, settling region, filter-cloth filtering district and sterilizating area are arranged and organically combined in order according to water (flow) direction, saved the floor space of device; The water outlet of filter-cloth filtering district replaces pipeline water outlet with water leg, can effectively dwindle the thickness of filter core, thereby reduce filter tank volume;
2) head loss is little: coagulation-precipitation-filtration-sterilization process is organically combined by flow process, and each district adopts water hole or effluent weir to be communicated with, and structure is more compact.Filter-cloth filtering district and sterilizating area are adopted to the mode of building up and down layout jointly, from structure, replaced the required engineering measure of taking of the discrepancy in elevation because of settling region and filter-cloth filtering district, for example settling region half buried setting etc.Described integrated apparatus is not only saved floor space, and can make full use of self waterhead, and gross head loss is 0.7～0.9m only;
3) sludge reflux setting: by sludge reflux is set, can by part not the flocculation agent of complete reaction carry out secondary reaction, can effectively maintain flocculation required compared with high sludge concentration, make flco can be easier to produce condensation nucleus, increase flco deadweight, thereby be conducive to post precipitation separation, improve removal efficiency, compare with traditional coagulation-depositing technology, can effectively save chemical feeding quantity 10%～30%;
4) improved the stability of system: flase floor can effectively be tackled the floating mud impurity in settling region, stablizes the filter-cloth filtering cycle; Mesh can reduce the impact of current to sterilizating area, plays the effect of uniform water distribution; The setting of baffle plate can form effective water seal, makes the complete submergence of ultraviolet lamp tube, guarantees sterilization duration of contact and effect;
5) effluent quality is secure: in flow process, considered " coagulation-precipitation-filtration-sterilization ", can ensure well effluent quality, the particularly removal to suspended substance and phosphorus.5%～15% organism and nitrogen can also be further removed in the physical filtering effect of filter cloth simultaneously.
Accompanying drawing explanation
Fig. 1 is the structural representation of integrated sewage water advanced treatment apparatus of the present invention;
Fig. 2 is the process flow sheet of integrated sewage water advanced treatment apparatus of the present invention.
Wherein, 1-mixing zone; 2-flocculation zone; 3-settling region; 4-filter-cloth filtering district; 5-sterilizating area; 6-water inlet pipe; 7-rising pipe; 8-shore pipe; 9-mud return line; 10-flase floor; 11-insertion slot type filter core; 12-ultraviolet disinfecting tube; 13-water leg; 14-mesh; 15-reciprocating self-priming pump; 161-the first water hole; 162-the second water hole; 163-the 3rd water hole; 17-baffle plate; 18-effluent weir; 19-guide rail.
Embodiment
The following examples can make the present invention of those skilled in the art comprehend, but do not limit the present invention in any way.
Embodiment 1
Integrated sewage water advanced treatment apparatus, as shown in Figure 1, described device comprises mixing zone 1, flocculation zone 2, settling region 3, filter-cloth filtering district 4 and sterilizating area 5, wherein mixing zone 1 one sides are provided with water inlet pipe 6, mixing zone 1 is connected with flocculation zone 2 via the first water hole 161, flocculation zone 2 is connected with settling region 3 via the second water hole 162, 3 opposite side tops, settling region are provided with effluent weir 18, effluent weir 18 belows are provided with filter-cloth filtering district 4, the interior insertion slot type filter core 11 that arranges in filter-cloth filtering district 4, filter-cloth filtering district 4 front ends are provided with flase floor 10, 4 rear ends, filter-cloth filtering district are provided with water leg 13, water leg 13 bottoms are provided with mesh 14, 4 belows, filter-cloth filtering district are provided with sterilizating area 5, sterilizating area 5 inside are provided with vertical baffle 17, between baffle plate 17 and sterilizating area 5 bottom surfaces, form the 3rd water hole 163, sterilizating area 5 middle parts are provided with rising pipe 7, 3 bottoms, described settling region are provided with mud return line 9, mud return line 9 one end are connected with flocculation zone 2, the other end is provided with shore pipe 8, filter-cloth filtering district 4 arranges up and down with sterilizating area 5 and is adjacent with settling region 3.
The insertion slot type filter core 11 that the interior setting in filter-cloth filtering district 4 is comprised of stainless steel frame and trevira filter cloth, back flushing adopts reciprocating self-priming pump 15 washing units, and the two-parameter control of liquid level and time is set.During back flushing, the sucker of the reciprocating self-priming pump 15 of guide rail 19 both sides and the filter cloth wide laminating in surface, then carry out reciprocating cleaning, and a meter once, during cleaning, is twice back and forth.The waste water that back flushing produces is discharged by vacuum primingpump, can directly enter according to demand water drain discharge or be back to front end to mix with former water.
Sterilizating area 5 adopts and builds up and down layout jointly with filter-cloth filtering district 4, and inside arranges sterilizing unit, adopts submerged ultraviolet disinfecting tube 12 to arrange.
Sewage enters mixing zone 1 through water inlet pipe 6, mixing enters flocculation zone 2 by the first water hole 161, flocculation enters settling region 3 by the second water hole 162, muddy water is after settling region 3 precipitate and separate, and supernatant liquor enters filter-cloth filtering district 4 by effluent weir 18 overflows after flase floor 10, after filtration, water outlet enters sterilizating area 5 through water leg 13 by bottom mesh 14, sterilization is discharged by rising pipe 7 after by the 3rd water hole 163, and sludge part is back to flocculation zone 2 through mud return line 9, and part is discharged through shore pipe 8.
Respectively the effect of each functional zone and major parts is elaborated below.
1) mixing zone: mixing is one of topmost link in flocculation, Main Function has been medicament and fully the mixing of water.The hydrolysate of coagulating agent is mixed into rapidly each thin portion of water body, and makes water-borne glue body particle de-steady, produces cohesion simultaneously and be the prerequisite of the flocculating effect of obtaining, and is also the key of saving dosage.The essence of mixed problem is mixture hydrolysate diffusion problem in water.The adoptable form in this district is multiple, can be tubular-mix, dividing plate mixing, water pump mixing and mechanical stirring mixing etc.
2) flocculation zone: major function is suspended particle in flocculation agent and water to be reacted form stable micelle.Former water enters flocculation zone with flocculation agent after fully mix mixing zone, and in flocculation zone, de-steady impurity and the cohesion of body refuse particle collision reach good flocculating effect, form and weigh and large flocs unit.Flocculation growth process is the process of molecule contact-impact.The quality of flocculating effect depends on that the high-molecular complex producing after coagulating agent hydrolysis forms the concatenation ability of adsorption bridging on the one hand, depend on the other hand the probability of molecule contact-impact and how to control them and carry out rational effective collision, depending on respectively coagulating agent kind and dynamic conditions.The adoptable form in this district is multiple, can be grid flocculation, folded plate flocculation and machinery flocculation etc.
3) settling region: muddy water obtains separation at this, bottom is provided with regularly spoil disposal of shore pipe, separately has mud return line thickened sludge can be back to flocculation zone.The adoptable form in this district is multiple, and the forms such as advection sedimentation, inclined tube (plate) precipitation, spoke stream precipitation and perpendicular stream precipitation all can.
4) filter-cloth filtering district: this district is settling region effluent weir immediately, makes full use of the water level discrepancy in elevation, carries out filter-cloth filtering, can further remove suspended substance in water, also can further remove certain organism and nitrogen phosphorus by the filteration of filter cloth.
5) sterilizating area: this district and filter-cloth filtering district take the mode of building jointly up and down, make full use of the water level discrepancy in elevation, and have reduced floor space.By being discharged by rising pipe after ultraviolet disinfecting lamp tube sterilization.
6) mud return line: the object of sludge reflux is that to maintain flocculation required compared with high sludge concentration, makes flco can be easier to produce condensation nucleus, increases flco deadweight, thereby is conducive to post precipitation separation.In addition, the not flocculation agent of complete reaction of the part of having carried under one's arms in returned sluge, also can carry out in flocculation zone secondary reaction, thereby save chemical feeding quantity.
8) flase floor: major function is the large particulate matters such as mud scum that may bring out in order to hold back settling region, avoids the obstruction of follow-up filter cloth.In the present embodiment, the grid gap of flase floor is 1mm, and material is stainless steel;
9) water leg: function water leg replaces pipeline water outlet, can effectively dwindle the thickness of filter core.Be limited to the requirement of water flow to rising pipe caliber, the filter core thickness of filter-cloth filtering is generally 80～100mm, and the present invention adopts after water leg, can be in the water outlet of the bottom of full wafer filter core, so be not limited to the water yield, the thickness of filter-cloth filtering district filter core can be 40～60mm, thereby has reduced filter tank volume;
10) mesh: conventionally comparatively intensive, major function is uniform water distribution, slows down the impact to sterilizating area.In the present embodiment, water leg is funnel type, and material is that stainless steel plate is spliced, and bottom land is mesh 14, and aperture is 5mm.
Described device adopts integrated structure, and mixing zone, flocculation zone, settling region, filter-cloth filtering district and sterilizating area are arranged and organically combined in order according to water (flow) direction, and each district adopts water hole or effluent weir to be communicated with, and structure is more compact.Filter-cloth filtering district and sterilizating area are adopted to the mode of building up and down layout jointly, from structure, replaced the required engineering measure of taking of the discrepancy in elevation because of settling region and filter-cloth filtering district, for example settling region half buried setting etc.Described integrated apparatus is not only saved floor space, and can make full use of self waterhead, and head loss obviously reduces, and is generally 0.7～0.9m.
Common flocculation mode does not adopt sludge reflux, only relies on self pond body to optimize to improve flocculation efficiency.High dense settling pond has sludge reflux, but only limits to the mode of machinery flocculation-inclined tube (plate) precipitation, and the present invention has widened the selection of flocculation-coprecipitation mode.
Flase floor can effectively be tackled the floating mud impurity in settling region, stablizes the filter-cloth filtering cycle; Water leg replaces pipeline water outlet, can effectively dwindle the thickness of filter core, thereby reduce filter tank volume; Mesh can reduce the impact of current to sterilizating area, plays the effect of uniform water distribution; The setting of baffle plate can form effective water seal, guarantees the complete submergence of ultraviolet lamp tube.
By sludge reflux is set, can by part not the flocculation agent of complete reaction carry out secondary reaction, can effectively maintain flocculation required compared with high sludge concentration, make flco can be easier to produce condensation nucleus, increase flco deadweight, thereby be conducive to post precipitation separation, improve removal efficiency, compare with traditional coagulation-depositing technology, can effectively save chemical feeding quantity 10%～30%.
The present embodiment be take East Zhejiang province sewage work two and is settled out water as research object, method of the present invention has been carried out verification experimental verification and implemented research, the present embodiment " grid flocculation-tube settling-filtering cloth filtering pool " technique and comparative example Sewage Plant advanced treatment process " grid flocculation-tube settling-filtering cloth filtering pool " technique have synchronously been contrasted.Inlet and outlet water water quality is in Table 1.
Table 1 test Inlet and outlet water water quality
As can be seen from the above table, the solid suspension substrate concentration (SS) of the embodiment of the present invention and total phosphorus (TP) are all low than comparative example.And by sludge reflux, can by part not the flocculation agent of complete reaction carry out secondary reaction, compare with traditional coagulation-depositing technology, saved flocculant concentration, chemical feeding quantity has saved 25%.
By upper table, be it can also be seen that in comparative example, on filter cloth, have mud to adhere to, backwashing period is unstable, and the interception of embodiment of the present invention flase floor has obvious impurity particle, filter back washing cycle stability, and effluent quality is secure.
Above-described is only preferred embodiment of the present invention, not in order to limit the present invention, all any modifications of doing within the spirit and principles in the present invention, is equal to and replaces and improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. integrated sewage water advanced treatment apparatus, it is characterized in that: comprise mixing zone, flocculation zone, settling region, filter-cloth filtering district and sterilizating area, wherein mixing zone one side is provided with water inlet pipe, mixing zone is connected with flocculation zone via the first water hole, flocculation zone is connected with settling region via the second water hole, opposite side top, settling region is provided with effluent weir, effluent weir below is provided with filter-cloth filtering district, insertion slot type filter core is set in filter-cloth filtering district, filter-cloth filtering district front end is provided with flase floor, rear end, filter-cloth filtering district is provided with water leg, water leg bottom is provided with mesh, below, filter-cloth filtering district is provided with sterilizating area, sterilizating area inside is provided with vertical baffle, between baffle plate and sterilizating area bottom surface, form the 3rd water hole, sterilizating area middle part is provided with rising pipe, bottom, described settling region is provided with mud return line, mud return line one end is connected with flocculation zone, the other end is provided with shore pipe, described filter-cloth filtering district and described sterilizating area are arranged up and down and are adjacent with described settling region.
2. integrated sewage water advanced treatment apparatus as claimed in claim 1, is characterized in that: the grid gap of described flase floor is 1～2mm.
3. integrated sewage water advanced treatment apparatus as claimed in claim 1, is characterized in that: the aperture of described mesh is 3～6mm.
4. integrated sewage water advanced treatment apparatus as claimed in claim 1, is characterized in that: described insertion slot type filter core is comprised of stainless steel frame and trevira filter cloth.
5. integrated sewage water advanced treatment apparatus as claimed in claim 1, is characterized in that: the thickness of described insertion slot type filter core is 40～60mm.
6. integrated sewage water advanced treatment apparatus as claimed in claim 4, is characterized in that: the back flushing of described trevira filter cloth adopts online reciprocating self-priming pump washing unit, and back flushing frequency adopts liquid level and two-parameter control of time.
7. integrated sewage water advanced treatment apparatus as claimed in claim 1, is characterized in that: in described sterilizating area, sterilizing unit is set.
8. integrated sewage water advanced treatment apparatus as claimed in claim 7, is characterized in that: described sterilizing unit is ultraviolet disinfecting tube.
9. integrated sewage water advanced treatment apparatus as claimed in claim 1, is characterized in that: settling region return sludge ratio: 0.01～0.04, and settling region liquid level load 15～20m
3/ (m
2h); The filtering velocity of filter-cloth filtering: 6～12m/h.
10. the technique of integrated sewage water advanced treatment apparatus as claimed in claim 1, it is characterized in that: sewage enters mixing zone through water inlet pipe, mixing enters flocculation zone by the first water hole, flocculation enters settling region by the second water hole, muddy water is after settling region precipitate and separate, supernatant liquor enters filter-cloth filtering district by effluent weir overflow after flase floor, after filtration, water outlet enters sterilizating area through water leg by bottom mesh, sterilization is discharged by rising pipe after by the 3rd water hole, sludge part is back to flocculation zone through mud return line, and part is discharged through shore pipe.
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| CN104724859A (en) * | 2015-04-01 | 2015-06-24 | 河海大学 | Integrated purifying device for drinking water |
| CN105233566A (en) * | 2015-10-22 | 2016-01-13 | 安尼康（福建）环保设备有限公司 | Flocculation concentration device with grille structure bodies and filtrate recycling tank with grille structure bodies |
| CN106145291A (en) * | 2016-08-25 | 2016-11-23 | 江苏环球环境工程集团有限公司 | One way of life wastewater treatment equipment |
| CN106745976A (en) * | 2016-12-13 | 2017-05-31 | 江苏龙腾工程设计股份有限公司 | Novel rainwater is regulated and stored processing pond and its processing method of regulating and storing |
| CN107417038A (en) * | 2017-06-16 | 2017-12-01 | 沈阳建筑大学 | Turbid reactor and application drop in a kind of advanced nitrogen |
| CN107754446A (en) * | 2017-11-01 | 2018-03-06 | 安徽舜禹水务股份有限公司 | A kind of sedimentation basin and filtering ponds compound sewage processing unit |
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| CN104724859A (en) * | 2015-04-01 | 2015-06-24 | 河海大学 | Integrated purifying device for drinking water |
| CN105233566A (en) * | 2015-10-22 | 2016-01-13 | 安尼康（福建）环保设备有限公司 | Flocculation concentration device with grille structure bodies and filtrate recycling tank with grille structure bodies |
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| CN110430929A (en) * | 2016-11-08 | 2019-11-08 | 滨特尔过滤解决方案有限责任公司 | Particle separation system and method |
| CN106745976A (en) * | 2016-12-13 | 2017-05-31 | 江苏龙腾工程设计股份有限公司 | Novel rainwater is regulated and stored processing pond and its processing method of regulating and storing |
| CN107417038A (en) * | 2017-06-16 | 2017-12-01 | 沈阳建筑大学 | Turbid reactor and application drop in a kind of advanced nitrogen |
| CN107417038B (en) * | 2017-06-16 | 2020-11-13 | 山西华力碧蓝环保技术有限公司 | Deep denitrification turbidity-reducing reactor and application thereof |
| CN107754446A (en) * | 2017-11-01 | 2018-03-06 | 安徽舜禹水务股份有限公司 | A kind of sedimentation basin and filtering ponds compound sewage processing unit |
| CN111499121A (en) * | 2020-05-27 | 2020-08-07 | 中电环保股份有限公司 | CBS- (I) type combined system and process for low-concentration sewage |
| CN114682140A (en) * | 2022-03-28 | 2022-07-01 | 江苏航运职业技术学院 | Domestic sewage treatment process and treatment agent feeding device |
| CN114682140B (en) * | 2022-03-28 | 2023-02-10 | 江苏航运职业技术学院 | Domestic sewage treatment process and treatment agent feeding device |
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