CN105347630A - MBR membrane process marine sanitary sewage treatment system - Google Patents
MBR membrane process marine sanitary sewage treatment system Download PDFInfo
- Publication number
- CN105347630A CN105347630A CN201510934311.XA CN201510934311A CN105347630A CN 105347630 A CN105347630 A CN 105347630A CN 201510934311 A CN201510934311 A CN 201510934311A CN 105347630 A CN105347630 A CN 105347630A
- Authority
- CN
- China
- Prior art keywords
- cabinet
- mbr
- tank
- mbr membrane
- membrane cisterna
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000010865 sewage Substances 0.000 title claims abstract description 97
- 239000012528 membrane Substances 0.000 title claims abstract description 67
- 238000000034 method Methods 0.000 title claims abstract description 32
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 50
- 238000011010 flushing procedure Methods 0.000 claims description 37
- 239000010802 sludge Substances 0.000 claims description 14
- 239000007788 liquid Substances 0.000 claims description 8
- 239000002351 wastewater Substances 0.000 claims description 8
- 239000000945 filler Substances 0.000 claims description 4
- 238000004659 sterilization and disinfection Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 8
- 230000000844 anti-bacterial effect Effects 0.000 abstract 1
- 239000010866 blackwater Substances 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 15
- 238000004140 cleaning Methods 0.000 description 9
- 241000894006 Bacteria Species 0.000 description 8
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 5
- 229910052760 oxygen Inorganic materials 0.000 description 5
- 239000001301 oxygen Substances 0.000 description 5
- 230000001954 sterilising effect Effects 0.000 description 5
- 238000005273 aeration Methods 0.000 description 4
- 238000000746 purification Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000008021 deposition Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000000968 intestinal effect Effects 0.000 description 3
- 238000011068 loading method Methods 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000005868 electrolysis reaction Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- WQYVRQLZKVEZGA-UHFFFAOYSA-N hypochlorite Chemical compound Cl[O-] WQYVRQLZKVEZGA-UHFFFAOYSA-N 0.000 description 2
- 230000000813 microbial effect Effects 0.000 description 2
- 239000011259 mixed solution Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 238000010298 pulverizing process Methods 0.000 description 2
- 239000013535 sea water Substances 0.000 description 2
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical compound [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 description 2
- 239000003206 sterilizing agent Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 241000195493 Cryptophyta Species 0.000 description 1
- 241000108664 Nitrobacteria Species 0.000 description 1
- 230000004520 agglutination Effects 0.000 description 1
- 230000001580 bacterial effect Effects 0.000 description 1
- 230000003851 biochemical process Effects 0.000 description 1
- 238000005842 biochemical reaction Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 235000011089 carbon dioxide Nutrition 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 238000005352 clarification Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 230000002070 germicidal effect Effects 0.000 description 1
- 239000012510 hollow fiber Substances 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 230000003211 malignant effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002503 metabolic effect Effects 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 238000006213 oxygenation reaction Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000029553 photosynthesis Effects 0.000 description 1
- 238000010672 photosynthesis Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000002000 scavenging effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000000108 ultra-filtration Methods 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
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
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/008—Originating from marine vessels, ships and boats, e.g. bilge water or ballast water
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/04—Disinfection
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/1205—Particular type of activated sludge processes
- C02F3/1231—Treatments of toxic sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/1236—Particular type of activated sludge installations
- C02F3/1268—Membrane bioreactor systems
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention discloses an MBR membrane process marine sanitary sewage treatment system, which is characterized in that the system comprises a sewage tank, a primary contact tank, a secondary contact tank and an MBR membrane pool tank which are sequentially communicated with one another by pipelines; the system further comprises an air blower communicated with the primary contact tank, the secondary contact tank and the bottom of the MBR membrane pool tank by air conduits; the sewage tank is provided with a sewage intake pipeline communicating to a black water header pipe; the MBR membrane pool tank is provided with an MBR membrane water outlet pipeline communicating to an ultraviolet disinfection device; the ultraviolet disinfection device is connected with a standard-reached water discharge pipe; the system further comprises a circulating flush pipeline led out from a pressure water tank. The treatment system has the characteristics of small occupied space, low operation cost, better treatment effect, high bactericidal ability, free of secondary pollution and the like.
Description
Technical field
The present invention relates to marine domestic sewage process, refer to a kind of MBR embrane method marine domestic sewage treatment system particularly.
Background technology
The self cleaning of water is the process that microorganism utilizes the dissolved oxygen of water to be inorganics and carbonic acid gas by organic substance decomposing, and algae releases oxygen by photosynthesis absorbing carbon dioxide.Sewage from Ships is the sewage discharged in all ship's navigation processes, a large amount of unprocessed Sewage from Ships can sharply consume the oxygen dissolved in water, and destroy self cleaning and the eubiosis of water, untreated sewage contains a large amount of malignant bacteria simultaneously, polluted source, spreads disease.
Current marine domestic sewage treatment process is divided into three kinds by treatment process:
One, biochemical process: under the condition having abundant oxygen, the same waste water of the active sludge be trained, organism removes by the biochemical action by active sludge, falls BOD5 (intestinal bacteria) value, simultaneously by the absorption of mud and agglutination by solid suspension absorption deposition.
1) sewage enters in aeration tank by gathering system, the air blasted by blower fan is dispersed into vesicle in the diffuser of aeration tank bottom, contact with sewage and active sludge intermixture while these small bubbles rise bottom aeration tank, make oxygen dissolution and draw circulating of mixed solution to mix completely.Organic substance in sewage fully contacts with active sludge, attached by active sludge, under the effect of bacterium, be oxidized to inorganics, and all the other become the protoplasma that can form bacterial cell, and the Metabolic activity along with bacterium is converted into energy and decomposition and consumption falls.
2) mixed solution enters sedimentary deposit tank and is separated into active sludge and primary water after abundant aeration.The mud of precipitation is returned to gas tank by pump, and primary water enters in disinfection tank.
3) add in disinfection tank after hypochlorite is disinfected primary water and discharge
Shortcoming: process volumes is too huge, take up room large, and external placed type hollow fiber ultrafiltration membrane easily blocks.
Two, physico-chemical process: add sterilizing agent after being pulverized by sewage, be primary water and mud through separating treatment after wastewater disinfection, by primary water venting, mud is regularly drained.
1) sewage enters in treatment tank by gathering system, with the sterilizing agent mixing disinfection added after macerator pump is pulverized.
2) through pulverize disinfect after sewage by filter screen by sump pump suction sedimentary deposit tank.
Scavenging pump ceaselessly cleans to prevent blocking to filter screen water filling.
3) sewage enters in sedimentary deposit tank, makes the deposition of solids in sewage in sedimentary deposit tank bottom at different levels, drawn back in treatment tank again process by sludge pump through multistage deposition, and the sewage after clarification rushes down pump by row discharges.
Shortcoming: poor processing effect, separately need add chemostefilant, not only take up an area, and ship stores danger close, easily produces secondary pollution to water proximate, is unfavorable for environment protection.
Three, electrolytic process: make sanitary sewage flow through special electrolyzer, the seawater in electrolyzing sewage produces NaClO, under the stirring of bi-product gas is done, mixes fully with sewage, eliminates bacterium wherein; Meanwhile, the organic compound in sewage also under electrolytic action oxygenolysis become CO
2and H
20.
1) after sewage enters hold tank, after the pulverizing of macerator pump, enter electrolyzer with sea water mixing, carry out oxidation sterilizing by electrolytic process.
2) sewage after electrolysis enters weir tank, and the NaClO continuing to produce with electrolysis in tank carries out oxidation sterilizing reaction, and the mud of precipitation is drawn back in hold tank, and the liquid after process is discharged outboard.
Shortcoming: early investment is large, and later stage operation expense is high.
Therefore, for the defect of above each method, need to work out that a kind of processing efficiency is high, life cycle length, green safety, lower-cost marine domestic sewage treatment system.
Summary of the invention
Object of the present invention is exactly the deficiency that will solve above-mentioned background technology, provides a kind of MBR embrane method marine domestic sewage treatment system, is effectively processed by the sanitary sewage produced, protect water proximate in the Offshore Units operation process such as boats and ships.
Technical scheme of the present invention is: a kind of MBR embrane method marine domestic sewage treatment system, it is characterized in that, comprise the sewage tank be connected by pipeline successively, one-level contact cabinet, Secondary contact cabinet and MBR membrane cisterna cabinet, also comprise and be communicated with one-level contact cabinet by air line, gas blower bottom Secondary contact cabinet and MBR membrane cisterna cabinet, described sewage tank is provided with wastewater influent pipeline and is communicated with Heisui River house steward, described MBR membrane cisterna is provided with MBR film outlet conduit cashier's office in a shop and is communicated with ultra violet sterilizer entrance, described ultra violet sterilizer outlet connects water discharge spout up to standard, described system also comprises the circulation flushing pipeline of drawing from water pressure tank.
Preferably, described air line comprises draws the first air line in parallel and the second air line from gas blower, described first air line contacts bottom cabinet with one-level and is communicated with, described second air line is communicated with bottom MBR membrane cisterna cabinet, it is the 3rd air line that described first air line separates a road in parallel, described 3rd air line is communicated with bottom Secondary contact cabinet, it is the 4th air line that described second air line separates a road in parallel, one-level contact side is cashier's office in a shop connected to after described 4th air line arranges air-lift device bottom MBR membrane cisterna cabinet, described air line is provided with valve.
Preferably, described circulation flushing pipeline comprises first washpipe of drawing from water pressure tank, described first flushing pipe extends from MBR membrane cisterna cabinet to sewage tank direction and bypass four tunnel contacts with sewage tank, one-level respectively bottom cabinet, Secondary contact cabinet and MBR membrane cisterna cabinet and connects, the second flushing pipe in parallel and the 3rd flushing pipe is divided into after described first flushing pipe bypass four tunnel arranges macerator pump again, described second flushing pipe is connected to outboard, described 3rd flushing pipe is connected to one-level contact side cashier's office in a shop, and described circulation flushing pipeline is provided with valve.
Preferably, described sewage tank contacts pipe connecting between cabinet with one-level be one or more, and when many, vertically interval is arranged.
Preferably, between described one-level contact cabinet, Secondary contact cabinet, pipe connecting is the downward-sloping setting of Secondary contact cabinet place end; Between described Secondary contact cabinet and MBR membrane cisterna cabinet, pipe connecting is the downward-sloping setting of MBR membrane cisterna cabinet place end.
Preferably, the sewage tank washpipe being connected to water pressure tank is provided with above described sewage tank.
Preferably, the MBR film outlet conduit of described MBR membrane cisterna cabinet separating a road in parallel is MBR film washpipe, and described MBR film washpipe is connected to water pressure tank.
Preferably, described MBR membrane cisterna is provided with liquid level switch cashier's office in a shop and is connected to the upflow tube of bilge tank.
Preferably, described MBR membrane cisterna is just provided with the MBR membrane cisterna cabinet washpipe being connected to water pressure tank cashier's office in a shop.
Preferably, in the contact of described sewage tank, one-level cabinet, Secondary contact cabinet and MBR membrane cisterna cabinet, be provided with the active sludge that content increases successively, in described one-level contact cabinet, Secondary contact cabinet, be provided with filler.
Beneficial effect of the present invention is:
1. the method adopting the biological treatment of catalytic oxidation, MBR film and the sterilization of ultraviolet physical disinfection to combine, processes the sanitary sewage from places such as boats and ships lavatories, and sewage is carried out secondary deep layer oxide treatment, abundant decomposing organic matter by one-level contact cabinet, Secondary contact cabinet.
2.MBR film floor space is little, and separating effect is high, saves boats and ships space resources.The high intensity ultraviolet line convection of generation irradiates through the water of cylindrical shell by ultra violet sterilizer, and make individual death reach the object of water disinfection, intestinal bacteria clearance is up to 99.9%.
3. present treatment system disposition circulation flushing pipeline, the automatically cleaning of energy completion system after sewage disposal, efficient energy-saving.
4. present treatment system has and takes up room little, and running cost is low, better processing effect, and sterilizing ability is strong, the features such as non-secondary pollution.
Accompanying drawing explanation
Fig. 1 is principle of the invention schematic diagram
Wherein: 1. sewage tank 2. one-level contact cabinet 3. Secondary contact cabinet 4.MBR membrane cisterna cabinet 5. air line 6. gas blower 7. wastewater influent pipeline 8.MBR film outlet conduit 9. ultra violet sterilizer 10. circulation flushing pipeline 11. water pressure tank 12. Heisui River house steward 13. water discharge spout 14. outboard 15. sewage tank washpipe 16.MBR film washpipe 17. upflow tube 18.MBR membrane cisterna cabinet washpipe 19. vacuum primingpump 20. bilge tank 21.MBR film 5.1 first air line 5.2 second air line 5.3 the 3rd air line 5.4 the 4th air line 5.5 air-lift device 10.1 first washpipe 10.2 second washpipe 10.3 the 3rd washpipe 10.4 macerator pump up to standard.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
As shown in Figure 1, treatment system of the present invention comprises the sewage tank 1 be connected by pipeline successively, one-level contact cabinet 2, Secondary contact cabinet 3 and MBR membrane cisterna cabinet 4, also comprise and be communicated with one-level contact cabinet 2 by air line 5, gas blower 6 bottom Secondary contact cabinet 3 and MBR membrane cisterna cabinet 4, sewage tank 1 is provided with wastewater influent pipeline 7 and is communicated with Heisui River house steward 12, MBR membrane cisterna cabinet 4 is provided with MBR film outlet conduit 8 and is communicated with ultra violet sterilizer 9 entrance, ultra violet sterilizer 9 exports and connects water discharge spout 13 to outboard 14 up to standard, system also comprises the circulation flushing pipeline 10 of drawing from water pressure tank 11.In the present embodiment, front and back are left and right sides in Fig. 1, and in figure, V1-V15 all represents valve.
Air line 5 comprises draws the first air line 5.1 and the second air line 5.2 in parallel from gas blower 6, gas blower 6 is two parallel connections, in figure, P1 and P2 represents gas blower 6, two gas blowers 6 are respectively equipped with valve V1 and V2, one of them unlatching of P1, P2 under running status, another is as emergency blower; First air line 5.1 contacts with one-level bottom cabinet 2 and is communicated with, second air line 5.2 is communicated with bottom MBR membrane cisterna cabinet 4, it is the 3rd air line 5.3 that first air line 5.1 separates a road in parallel, 3rd air line 5.3 is communicated with bottom Secondary contact cabinet 3, it is be connected to after the 4th air line the 5.4, four air line 5.4 arranges air-lift device 5.5 bottom MBR membrane cisterna cabinet 4 above one-level contact cabinet 2 that second air line 5.2 separates a road in parallel.The mud of MBR membrane cisterna cabinet 4 bottom settlings is pushed to circulation in one-level contact cabinet 2 by the gas that air-lift device 5.5 utilizes gas blower 6 to bloat, and is communicated with air above Secondary contact cabinet 3.First air line 5.1 is provided with valve V3, and the second air line 5.2 is provided with valve V5, and the 4th air line 5.4 is provided with valve V4.
Circulation flushing pipeline 10 comprises first washpipe 10.1 of drawing from water pressure tank 11, first flushing pipe 10.1 from MBR membrane cisterna cabinet 4 to sewage tank 1 direction (the present embodiment be by rear to front to) extend and bypass four tunnel respectively with sewage tank 1, one-level contact cabinet 2, Secondary contact cabinet 3 is connected with bottom MBR membrane cisterna cabinet 4, the second flushing pipe 10.2 in parallel and the 3rd washpipe 10.3 is divided into after first flushing pipe 10.1 bypass four tunnel arranges macerator pump 10.4 again, second flushing pipe 10.2 is connected to outboard 14, 3rd flushing pipe 10.3 is connected to above one-level contact cabinet 2.In bypass four tunnel of the first flushing pipe 10.1, be equipped with valve: the road connecting MBR membrane cisterna cabinet 4 is provided with valve V10, a road of connection Secondary contact cabinet 3 is provided with valve V11, a road of connection one-level contact cabinet 2 is provided with valve V12, connect a road of sewage tank 1 is provided with valve V13; Second flushing pipe 10.2 is provided with valve V14, and the 3rd flushing pipe 10.3 is provided with valve V15.
Sewage tank 1 contacts cabinet 2 pipe connectings for one or more with one-level, when many, vertically interval is arranged, and when many settings being to meet that in sewage tank 1, flooding velocity raises to liquid level greatly, having enough pipelines to enter one-level for sewage and contacting in cabinet 2.The present embodiment is two, is horizontally disposed with vertical highly not existing together.
One-level contact cabinet 2, Secondary contact cabinet 3 pipe connectings are end (rear end) the downward-sloping setting of Secondary contact cabinet 3 place; Between Secondary contact cabinet 3 and MBR membrane cisterna cabinet 4, pipe connecting is end (rear end) the downward-sloping setting of MBR membrane cisterna cabinet 4 place.Between one-level contact cabinet 2, Secondary contact cabinet 3, pipe connecting is obliquely installed in rear end is in order to drainage flow distance is longer, reacts more abundant.One-level contact cabinet 2, Secondary contact cabinet 3 pipe connectings are arranged in like manner.
MBR film outlet conduit 8 is provided with valve V6 and vacuum primingpump 19, the valve V7 in parallel with vacuum primingpump 19 is for regulating vacuum primingpump 19 flow, ultra violet sterilizer 9 connects air compression system, MBR film outlet conduit 8 is connected to ultra violet sterilizer 9 entrance from MBR film 21 upper end, enters ultra violet sterilizer 9 after sewage being drawn to top bottom MBR film 21 by vacuum primingpump 19.MBR film outlet conduit 8 separating a road in parallel is that MBR film washpipe 16, MBR film washpipe 16 is provided with magnetic valve V8 and valve V9, MBR film washpipe 16 is connected to water pressure tank 11.MBR membrane cisterna cabinet 4 is provided with liquid level switch LS1 and is connected to the upflow tube 17 of bilge tank 20, and when MBR membrane cisterna cabinet 4 flows exceed treatment capacity, liquid level rises to liquid level switch LS1 and opens, and sewage enters bilge tank 20 from upflow tube 17 and stores.The MBR membrane cisterna cabinet washpipe 18 being connected to water pressure tank 11 is provided with above MBR membrane cisterna cabinet 4.The sewage tank washpipe 15 being connected to water pressure tank 11 is provided with above sewage tank 1, sewage tank 1, MBR membrane cisterna cabinet 4 outer wall are provided with the transparent sight glasses being convenient to observe, sewage cannot be observed after being polluted by transparent sight glasses, and sewage tank washpipe 15, MBR membrane cisterna cabinet washpipe 18 can rinse.
The active sludge that content increases successively is provided with in the contact of sewage tank 1, one-level cabinet 2, Secondary contact cabinet 3 and MBR membrane cisterna cabinet 4, filler is provided with in one-level contact cabinet 2, Secondary contact cabinet 3, filler increases specific surface area, is conducive to bacterium implantation, improves biochemical reaction efficiency.
The sewage tank 1 of above native system, one-level contact cabinet 2, Secondary contact cabinet 3, MBR membrane cisterna cabinet 4, air line 5, gas blower 6, ultra violet sterilizer 9, circulation flushing pipeline 10 and each pipeline, valve, pump are all integrated in a large system cabinet (in Fig. 1 shown in dotted line).
The principle of work of native system is as follows:
During sewage disposal:
The valve V1 of one of them P1 of gas blower 6 and correspondence opens, and valve V3, V4, V5 on air line 5 is opened; On MBR film outlet conduit 8, valve V6 keeps often opening, V7 opens (variable valve V7 aperture is generally 1/2-1/3); On MBR film washpipe 16, V8, V9 close; On circulation flushing pipeline 10, valve V10, V11, V12, V14 close, and V13, V15 open.
Sewage flows to sewage tank 1 from Heisui River house steward 12 through wastewater influent pipeline 7, the first flushing pipe 10.1 is entered from valve V13 place bypass, solid impurity in sewage is by macerator pump 10.4 pulverization process, get back in sewage tank 1 through the 3rd flushing pipe 10.3, sewage in sewage tank 1 is successively by one-level contact cabinet 2, Secondary contact cabinet 3 and MBR membrane cisterna cabinet 4, and the organic substance in sewage is carried out microbial decomposition utilization by the active sludge in one-level contact cabinet 2, Secondary contact cabinet 3 and packing microbial.Gas blower 6 provides air to make one-level contact cabinet 2, Secondary contact cabinet 3 and MBR membrane cisterna cabinet 4 carry out stirring oxygenation by the first air line 5.1, second air line 5.2, the 3rd air line 5.3, the organic suspended matter in sewage and macromolecular substance is fully decomposed.MBR membrane cisterna cabinet 4 base sludge is returned to one-level with air-lift device 5.5 and contacts in cabinet 2 by the 4th air line 5.4, and cause certain reflux ratio, for improving effluent quality, reduce influent concentration, regulate and stable impact load, improve MBR biomembrane activity, improve the organic loading rate of one-level contact cabinet 2.The sewage processed through MBR membrane cisterna cabinet 4 passes through vacuum primingpump 19 from MBR film 21 top sucking-off, enters in ultra violet sterilizer 9, after ultra violet sterilizer 9 germicidal treatment, be disposed to outboard 14 again through water discharge spout 13 up to standard by MBR film outlet conduit 8.During sewage disposal, sewage tank 1, MBR membrane cisterna cabinet 4 rinse by water purification that sewage tank washpipe 15, MBR membrane cisterna cabinet washpipe 18 can be drawn in water pressure tank 11 respectively.
During system automatically cleaning:
MBR film 21 automatically cleaning: system stalls, on air line 5, valve V1, V2, V3, V4, V5 close; On MBR film outlet conduit 8, valve V6, V7 are held open; On MBR film washpipe 16, V8, V9 open; On circulation flushing pipeline 10, valve V10, V11, V12, V13, V14, V15 close.
The water purification of water pressure tank 11 causes above MBR film 21 through MBR film washpipe 16, and utilize water purification to carry out reverse cleaning from top to bottom to MBR film 21, the water after cleaning gives off system by vacuum primingpump 19 by MBR film outlet conduit 8, water discharge spout up to standard 13.
Automatically cleaning in sewage tank 1, one-level contact cabinet 2, Secondary contact cabinet 3, MBR membrane cisterna cabinet 4 cabinet: system stalls, on air line 5, valve V1, V2, V3, V4, V5 close, and on MBR film outlet conduit 8, valve V6, V7 close; On MBR film washpipe 16, V8, V9 close.Four reaction cabinets can clean simultaneously, also can separate cleaning, and need clean reaction cabinet by the valve open (be originally embodied as and clean, open V10, V11, V12, V13) of below simultaneously, V14, V15 close.
The water purification of water pressure tank 11 is drawn through the first flushing pipe 10.1, enter sewage tank 1 from bottom, one-level contact cabinet 2, Secondary contact cabinet 3 and MBR membrane cisterna cabinet 4 is inner, now macerator pump 10.4 does not work, open macerator pump 10.4 and valve V14 after water inlet for some time, waste water and dregs in cabinet is discharged outboard 14 by the second flushing pipe 10.2 by macerator pump 10.4.
The visor of sewage tank 1, MBR membrane cisterna cabinet 4 rinses by sewage tank washpipe 15, MBR membrane cisterna cabinet washpipe 18 respectively.
In native system: MBR membrane cisterna cabinet 4, can carry out solid-liquid separation efficiently, its separating effect is much better than traditional settling tank, and effluent quality is good, and be beneficial to retaining and breeding of nitrobacteria, system nitrification efficiency is high.Because mud is long for age, thus the degradation efficiency reactor greatly improving hardly degraded organic substance runs under age at high volumetric loading, low sludge loading, long mud, and excess sludge production is extremely low.Ultra violet sterilizer 9, its high intensity ultraviolet line convection produced irradiates through the water of cylindrical shell.In water after process, contained intestinal bacteria number is far smaller than 100/100ml, and clearance is up to 99.9%.Compared with traditional technology, native system has and takes up room little, and running cost is low, better processing effect, and sterilizing ability is strong, the features such as non-secondary pollution.
Claims (10)
1. a MBR embrane method marine domestic sewage treatment system, it is characterized in that, comprise the sewage tank (1) be connected by pipeline successively, one-level contact cabinet (2), Secondary contact cabinet (3) and MBR membrane cisterna cabinet (4), also comprise and be communicated with one-level contact cabinet (2) by air line (5), the gas blower (6) of Secondary contact cabinet (3) and MBR membrane cisterna cabinet (4) bottom, described sewage tank (1) is provided with wastewater influent pipeline (7) and is communicated with Heisui River house steward (12), described MBR membrane cisterna cabinet (4) is provided with MBR film outlet conduit (8) and is communicated with ultra violet sterilizer (9) entrance, described ultra violet sterilizer (9) outlet connects water discharge spout up to standard (13), described system also comprises the circulation flushing pipeline (10) of drawing from water pressure tank (11).
2. MBR embrane method marine domestic sewage treatment system as claimed in claim 1, it is characterized in that, described air line (5) comprises draws the first air line (5.1) in parallel and the second air line (5.2) from gas blower (6), described first air line (5.1) contacts cabinet (2) bottom and is communicated with one-level, described second air line (5.2) is communicated with MBR membrane cisterna cabinet (4) bottom, it is the 3rd air line (5.3) that described first air line (5.1) separates a road in parallel, described 3rd air line (5.3) is communicated with Secondary contact cabinet (3) bottom, it is the 4th air line (5.4) that described second air line (5.2) separates a road in parallel, described 4th air line (5.4) is connected to one-level contact cabinet (2) top after MBR membrane cisterna cabinet (4) bottom arranges air-lift device (5.5), described air line (5) is provided with valve.
3. MBR embrane method marine domestic sewage treatment system as claimed in claim 1, it is characterized in that, described circulation flushing pipeline (10) comprises first flushing pipe (10.1) of drawing from water pressure tank (11), described first flushing pipe (10.1) extend from MBR membrane cisterna cabinet (4) to sewage tank (1) direction and bypass four tunnel respectively with sewage tank (1), one-level contact cabinet (2), Secondary contact cabinet (3) is connected with MBR membrane cisterna cabinet (4) bottom, the second flushing pipe (10.2) in parallel and the 3rd flushing pipe (10.3) is divided into after described first flushing pipe (10.1) bypass four tunnel arranges macerator pump (10.4) again, described second washpipe (10.2) is connected to outboard (14), described 3rd flushing pipe (10.3) is connected to one-level contact cabinet (2) top, described circulation flushing pipeline (10) is provided with valve.
4. MBR embrane method marine domestic sewage treatment system as claimed in claim 1, is characterized in that, described sewage tank (1) contacts pipe connecting between cabinet (2) with one-level be one or more, and when many, vertically interval is arranged.
5. MBR embrane method marine domestic sewage treatment system as claimed in claim 1, it is characterized in that, between described one-level contact cabinet (2), Secondary contact cabinet (3), pipe connecting is the downward-sloping setting of Secondary contact cabinet (3) place end; Between described Secondary contact cabinet (3) and MBR membrane cisterna cabinet (4), pipe connecting is the downward-sloping setting of MBR membrane cisterna cabinet (4) place end.
6. MBR embrane method marine domestic sewage treatment system as claimed in claim 1, is characterized in that, described sewage tank (1) top is provided with the sewage tank washpipe (15) being connected to water pressure tank (11).
7. MBR embrane method marine domestic sewage treatment system as claimed in claim 1, it is characterized in that, the MBR film outlet conduit (8) of described MBR membrane cisterna cabinet (4) separating a road in parallel is MBR film washpipe (16), and described MBR film washpipe (16) is connected to water pressure tank (11).
8. MBR embrane method marine domestic sewage treatment system as claimed in claim 1, it is characterized in that, described MBR membrane cisterna cabinet (4) is provided with liquid level switch and is connected to the upflow tube (17) of bilge tank (20).
9. MBR embrane method marine domestic sewage treatment system as claimed in claim 1, is characterized in that, described MBR membrane cisterna cabinet (4) top is provided with MBR membrane cisterna cabinet washpipe (18) being connected to water pressure tank (11).
10. MBR embrane method marine domestic sewage treatment system as claimed in claim 1, it is characterized in that, be provided with the active sludge that content increases successively in described sewage tank (1), one-level contact cabinet (2), Secondary contact cabinet (3) and MBR membrane cisterna cabinet (4), described one-level contact cabinet (2), Secondary contact cabinet are provided with filler in (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510934311.XA CN105347630B (en) | 2015-12-14 | 2015-12-14 | A kind of MBR embrane methods marine domestic sewage processing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510934311.XA CN105347630B (en) | 2015-12-14 | 2015-12-14 | A kind of MBR embrane methods marine domestic sewage processing system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105347630A true CN105347630A (en) | 2016-02-24 |
| CN105347630B CN105347630B (en) | 2018-03-30 |
Family
ID=55323726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510934311.XA Active CN105347630B (en) | 2015-12-14 | 2015-12-14 | A kind of MBR embrane methods marine domestic sewage processing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105347630B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105731734A (en) * | 2016-03-31 | 2016-07-06 | 浙江大学 | Energy-saving MBR (membrane bioreactor) sewage treatment system |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103145297A (en) * | 2013-03-26 | 2013-06-12 | 张晓荣 | Domestic sewage treatment device |
| CN103288301A (en) * | 2013-06-26 | 2013-09-11 | 中国水电顾问集团中南勘测设计研究院 | A system and a method for the treatment of hospital sewage through the combination of biological contact oxidation and MBR membrane |
-
2015
- 2015-12-14 CN CN201510934311.XA patent/CN105347630B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103145297A (en) * | 2013-03-26 | 2013-06-12 | 张晓荣 | Domestic sewage treatment device |
| CN103288301A (en) * | 2013-06-26 | 2013-09-11 | 中国水电顾问集团中南勘测设计研究院 | A system and a method for the treatment of hospital sewage through the combination of biological contact oxidation and MBR membrane |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105731734A (en) * | 2016-03-31 | 2016-07-06 | 浙江大学 | Energy-saving MBR (membrane bioreactor) sewage treatment system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105347630B (en) | 2018-03-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101205109B (en) | Apparatus for treating chemical fiber waste water by anaerobic method | |
| CN205635294U (en) | A processing system for handling high concentration polyurethane synthetic leather waste water | |
| CN104591443B (en) | A kind of recycling equipment of aquaculture agricultural effluent | |
| CN213112948U (en) | Integrated circulating culture system | |
| CN213112940U (en) | Domestic sewage treatment system | |
| CN101531432A (en) | Movable type general-purpose small sewage treatment equipment | |
| CN204689832U (en) | A kind of naval vessel sanitary sewage disposal and intermediate water reuse system | |
| CN104926002A (en) | Domestic sewage treatment system for offshore platforms or ships | |
| CN204211537U (en) | The double oxygen MBR membrane bioreactor of integration | |
| CN103304109A (en) | Hospital wastewater treatment process equipment and hospital wastewater treatment method | |
| CN205346948U (en) | Sewage treatment plant that membrane bioreactor and biofilm reactor combined together | |
| CN111908706A (en) | Sewage treatment and recovery device with good killing effect for ship | |
| CN206109150U (en) | One -piece type sewage treatment unit of HBNA series | |
| KR20110138668A (en) | Sewage treat device for marine use | |
| CN204151198U (en) | The treatment system of marine domestic sewage | |
| CN105347630B (en) | A kind of MBR embrane methods marine domestic sewage processing system | |
| CN208649040U (en) | A kind of proprietary processing unit of high concentration antibiotic organic wastewater | |
| CN202936224U (en) | Device capable of eliminating organics in water by collaborative processing of UV-irradiation and sodium hypochlorite | |
| CN203360232U (en) | Sewage treatment equipment for reclaimed water reuse | |
| Suzuki et al. | Removal of bacteria from coastal seawater by foam separation using dispersed bubbles and surface-active substances | |
| CN105731637A (en) | Membrane biological water treatment system and method | |
| CN214654276U (en) | Filler-reinforced domestic sewage treatment system | |
| CN205528260U (en) | Sewage treatment system | |
| CN214400152U (en) | Landscape water treatment system | |
| CN203683315U (en) | Membrane technology and inclined plate sedimentation integrated medical waste treatment system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |