CN206033470U - High salt sewage treatment system - Google Patents

High salt sewage treatment system Download PDF

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Publication number
CN206033470U
CN206033470U CN201620925259.1U CN201620925259U CN206033470U CN 206033470 U CN206033470 U CN 206033470U CN 201620925259 U CN201620925259 U CN 201620925259U CN 206033470 U CN206033470 U CN 206033470U
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pipeline
water
pond
processing system
filter
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毛斌
毛雪明
张宝杰
罗汉东
凌华存
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JIANGSU HUAHUI ENVIRONMENTAL PROTECTION TECHNOLOGY Co Ltd
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JIANGSU HUAHUI ENVIRONMENTAL PROTECTION TECHNOLOGY Co Ltd
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Abstract

The utility model discloses a high salt sewage treatment system, include the combined governing pond that connects gradually through the pipeline, ammonia -nitrogen stripping tower, collection pond, UASB tower, oxygen deficiency pond, good oxygen pond, MBR pond, middle pond, catalytic oxidizer, thoughtlessly congeal reaction tank, efficient sedimentation tank, buffering pond, multiple -effect filter, second grade active carbon ware, segmented filter, ultrafiltration processing system, sodium ion exchanger, RO processing system, qualified water tank, salt water separator system and MVR evaporation crystallization device, multiple -effect filter, second grade active carbon ware and segmented filter are all through the pipe connection extremely the reaction tank thoughtlessly congeals, sodium ion exchanger passes through the pipe connection extremely MVR evaporation crystallization device, it is few to consumed energy in efficient, the processing procedure of high salt sewage treatment.

Description

A kind of high-salt sewage processing system
Technical field
This utility model belongs to high-salt sewage processing technology field, is specifically related to a kind of high-salt sewage processing system.
Background technology
With the quickening of China's process of industrialization, many production fields can produce high slat-containing wastewater, such as printing and dyeing, papermaking, change Work, pesticide, Shan, marine products processing etc. is adopted, such waste water would generally contain high concentration organic contaminant, directly discharge is made to environment Into severe contamination and destruction.As high slat-containing wastewater seepage flow enters in soil system, geobiont, plant can be made dead because of dehydration, Disintegrating for soil ecosystem is caused, and in high-salt wastewater, usually contains other high-enriched organics and nutrient, if not Directly discharge through processing, feeding water body brings bigger pressure, accelerates the eutrophication process of rivers and lakes.Although at present also It is without the statistical data in terms of saliferous industrial wastewater, but certainly, in short supply with industrial expansion and water resource, one A little high salt production contaminated wastewater concentration more and more highers produced by industrial trade, composition become increasingly complex, and discharge capacity is increasing, The ambient pressure for being brought is also increasing.Therefore, the research to high salt technology for treating industrial waste water is extremely urgent, explores row Effectively organic high-salinity wastewater treatment technology has become the focus of current wastewater treatment.
The content of the invention
For solving the above problems, the utility model discloses a kind of high-salt sewage processing system, for high-salt sewage process In efficiency high, processing procedure, consumed energy is few.
In order to reach object above, this utility model provides following technical scheme:A kind of high-salt sewage processing system, including The comprehensive adjustment pond that is sequentially connected by pipeline, ammonia-nitrogen stripping tower, collect pond, UASB towers, anoxic pond, Aerobic Pond, MBR ponds, It is intermediate pool, catalytic oxidizer, coagulation reaction tank, efficient sedimentation tank, buffering pond, multiple-effect filter, second order activity charcoal device, folded Piece filter, hyperfiltration treatment system, Na-ion exchanger, RO processing systems, qualified water tank, saline separator system and MVR steam Crystallization apparatus are sent out, it is anti-that the multiple-effect filter, second order activity charcoal device and laminated filter are connected to the coagulation by pipeline Ying Chi, the Na-ion exchanger are connected to the MVR evaporated crystallization devices by pipeline.
Further, the efficient sedimentation tank is connected to sludge treating system, the sludge treating system bag by pipeline Sludge concentrator and chamber-type press filter is included, the efficient sedimentation tank is connected to the sludge concentrator, the dirt by sludge pump Mud concentrator bottom connects chamber-type press filter, and the sludge concentrator and chamber-type press filter are connected to melt pit collection by pipeline Pond, the melt pit collecting pit are connected to the efficient sedimentation tank by pipeline.
Further, the sludge concentrator includes two.
Further, the hyperfiltration treatment system includes ultrafiltration raw water box, the self-cleaning filtering being sequentially connected by pipeline Water tank is produced in device, ultrafiltration apparatus, ultrafiltration, and the ultrafiltration raw water box is connected to the laminated filter, the ultrafiltration dress by pipeline Putting and the coagulation reaction tank being connected to by pipeline, the ultrafiltration is produced water tank and the Na-ion exchanger is connected to by pipeline.
Further, the RO processing systems include one-level RO raw water box and the one-level RO system connected by pipeline, point Not Tong Guo two grades of RO raw water boxs being connected with the one-level RO system of pipeline and RO concentrated waters case and by pipeline with described two grades Two grades of RO systems of RO raw water boxs connection, two grades of RO systems are connected to the qualified water tank, two grades of RO by pipeline System is connected to the RO concentrated waters case by pipeline.
Further, the saline separator system includes concentration salt water separator, the centre being sequentially connected by pipeline Buffer tank and desalinating saline water separator, the concentration salt water separator are connected to concentration dope water tank by pipeline, described light Salt dissolving water separator is connected with the desalination dope water tank by pipeline, and the desalinating saline water separator is connected by pipeline To the qualified water tank, the concentration dope water tank is connected with the MVR evaporated crystallization devices by pipeline.
This utility model compared with the prior art, this have the advantage that:A kind of high-salt sewage processing system, it is dirty for high salt In water treatment efficiency height, processing procedure, consumed energy is few.
Description of the drawings
Fig. 1 be the utility model proposes device structural representation.
Reference numerals list:1st, comprehensive adjustment pond;2nd, ammonia-nitrogen stripping tower;3rd, collect pond;4th, UASB towers;5th, anoxic pond; 6th, Aerobic Pond;7th, MBR ponds;8th, intermediate pool;9th, catalytic oxidizer;10th, coagulation reaction tank;11st, efficient sedimentation tank;12nd, buffer Pond;13rd, multiple-effect filter;14th, second order activity charcoal device;15th, laminated filter;16th, ultrafiltration raw water box;17th, self-cleaning filtering Device;18th, ultrafiltration apparatus;19th, water tank is produced in ultrafiltration;20th, Na-ion exchanger;21st, one-level RO raw water box;22nd, one-level RO system; 23rd, two grades of RO raw water boxs;24th, two grades of RO systems;25th, qualified water tank;26th, RO concentrated waters case;27th, concentrate salt water separator;28th, in Between buffer tank;29th, desalinating saline water separator;30th, concentrate dope water tank;31st, desalinate dope water tank;32nd, MVR evaporative crystallizations dress Put;33rd, elevator pump;34th, sludge pump;35th, sludge concentrator;36th, chamber-type press filter;37th, melt pit collecting pit.
Specific embodiment
With reference to the accompanying drawings and detailed description, further elucidate this utility model, it should be understood that following specific embodiment parties Formula is merely to illustrate this utility model rather than limits scope of the present utility model.
Embodiment:
With reference to Fig. 1, the utility model proposes a kind of high-salt sewage processing system, it is comprehensive including what is be sequentially connected by pipeline Close regulating reservoir 1, ammonia-nitrogen stripping tower 2, collect pond 3, UASB towers 4, anoxic pond 5, Aerobic Pond 6, MBR ponds 7, intermediate pool 8, catalysis Oxidator 9, coagulation reaction tank 10, efficient sedimentation tank 11, buffering pond 12, multiple-effect filter 13, second order activity charcoal device 14, lamination Filter 15, hyperfiltration treatment system, Na-ion exchanger 20, RO processing systems, qualified water tank 25, saline separator system and MVR evaporated crystallization devices 32, the multiple-effect filter 13, second order activity charcoal device 14 and laminated filter 15 are connected by pipeline To the coagulation reaction tank 10, the Na-ion exchanger 20 is connected to the MVR evaporated crystallization devices 32 by pipeline, described Efficient sedimentation tank 11 is connected to sludge treating system by pipeline, and the sludge treating system includes sludge concentrator 35 and van-type Pressure filter 36, the efficient sedimentation tank 11 are connected to the sludge concentrator 35, the sludge concentrator 35 by sludge pump 34 Bottom connects chamber-type press filter 36, and the sludge concentrator 35 and chamber-type press filter 36 are connected to melt pit collecting pit by pipeline 37, the melt pit collecting pit 37 is connected to the efficient sedimentation tank 11 by pipeline, and the sludge concentrator 35 includes two;Institute State ultrafiltration raw water box 16, self-cleaning filter 17, ultrafiltration apparatus 18 that hyperfiltration treatment system includes being sequentially connected by pipeline, super Water tank 19 is produced in filter, and the ultrafiltration raw water box 16 is connected to the laminated filter 15 by pipeline, and the ultrafiltration apparatus 18 pass through Pipeline is connected to the coagulation reaction tank 10, and the ultrafiltration is produced water tank 19 and is connected to the Na-ion exchanger 20 by pipeline; The RO processing systems include one-level RO raw water box 21 and the one-level RO system 22 connected by pipeline, respectively by pipeline and institute State two grades of RO raw water boxs 23 and RO concentrated waters case 26 of the connection of one-level RO system 22 and by pipeline and two grades of RO raw water boxs Two grades of RO systems 24 of 23 connections, two grades of RO systems 24 are connected to the qualified water tank 25, two grades of RO by pipeline System 24 is connected to the RO concentrated waters case 26 by pipeline;The saline separator system include by pipeline be sequentially connected it is dense Contracting salt water separator 27, intermediate buffering water tank 28 and desalinating saline water separator 29, the concentration salt water separator 27 pass through pipeline Concentration dope water tank 30 is connected to, the desalinating saline water separator 29 is mutually led to the desalination dope water tank 31 by pipeline Connect, the desalinating saline water separator 29 is connected to the qualified water tank 25 by pipeline, and the concentration dope water tank 30 is by pipe Road is connected with the MVR evaporated crystallization devices 32, and the desalination dope water tank 31 is connected to the RO concentrated waters by pipeline Case 26.
Operation principle:
Comprehensive adjustment pond 1 is used for collecting waste liquid concentration and evaporation condensed water, and passes through to improve the temperature of raw water toward aeration in pond Degree, winter aeration adopt steam aeration, summer according to temperature control aeration time, to steam waste liquid concentration by the effect of elevator pump Solidifying water extraction of feeling cold is risen in comprehensive adjustment pond 1, and waste liquid concentration and evaporation condensed water is carried out the tune of water quality and the water yield in comprehensive adjustment pond 1 After section, NaOH is added to be input in ammonia-nitrogen stripping tower 2 after mixing with waste water, ammonia-nitrogen stripping tower 2 is for the ammonia nitrogen in waste water is entered Row is removed, and waste water enters the follow-up biochemical treatment stage after removing most ammonia nitrogens, reduces the ammonia nitrogen loading of biochemical stage, from And reach the removal of final ammonia nitrogen.The ammonia produced after stripping is recycled into ammonia Jing after spray equipment, and battery limit (BL), waste liquid are delivered in pressurization Concentration and evaporation condensed water contains substantial amounts of COD and ammonia nitrogen, is belonging to high-concentration ammonia nitrogenous wastewater process field, high-concentration ammonia nitrogenous wastewater This utility model adopt method be first pass through 2 stripping of ammonia-nitrogen stripping tower after carrying out at denitrogenation into nitrification and denitrification system Reason, the high ammonia nitrogen and high COD water after 2 stripping of ammonia-nitrogen stripping tower, in addition it is also necessary to which further degrade ammonia nitrogen therein and COD, this Utility model adopts UASB+A/O+MBR group technologies;
Pass through to collect pond 3, UASB towers 4, oxygen compatibility pool 5, Aerobic Pond 6 through the high ammonia nitrogen and high COD water of the stripping in front road With MBR system 7:If UASB towers 4 are lived because waste water is due to containing substantial amounts of COD, and mainly with caprolactam and oneself two Organic substance based on alcohol, it is difficult to directly biodegradation, it is necessary to by efficient Anaerobic Methods in Treating, larger molecular organicses are degraded Into small organic molecule, until CO2Discharge with nitrogen, improve the biodegradability of waste water;By biochemical treatment, formed nitrification with it is anti- In the nitrification stage, the ammonia nitrogen index in waste water is reduced, it is nitrate reduction that oxygen compatibility pool 5 is Denitrification.Exist in soil and permitted Many chmosynthetic heterotrophs denitrifying bacterias, in poor aeration, under conditions of lacking oxygen, using the oxygen in nitric acid, make glucose It is oxidized to carbon dioxide and water and releases energy.The purpose for removing ammonia nitrogen and COD is reached so, anti-nitration reaction is exactly anaerobic Under the conditions of, denitrifying bacterium is by nitrate nitrogen(N03 -) and nitrite nitrogen(N02 -) it is reduced into the process of nitrogen;Aerobic Pond 6:Utilize The effect of aerobic bacteria, the COD and ammonia nitrogen of water quality of degrading are biochemical processing methods general at present.Nitrification refers to that heterotrophism is micro- Biology carries out the ammonia of Ammonification generation, is oxidized to nitrous acid by nitrobacteria, nitrite bacteria, is reoxidised into the mistake of nitric acid Journey.Including two bacterial subpopulations, a class is nitrite bacteria, and it is mainly NH3Oxidation forms nitrous acid;Another kind of is nitric acid Antibacterial(Also known as nitrobacteria), it is nitrite-oxidizing into nitric acid.Then the energy that they are produced using oxidation, CO2And H2O synthesizes C6H12O6And oxygen.Nitrification just must can be completed by the collective effect of this two classes bacterium.Nitration reaction is aerobic In the case of, by NH4 +It is converted into N02 -And N03 -Process;MBR ponds:Membrane bioreactor (MBR) can be made by the retention of film With making nitrifier extended stationary periods in Aerobic Pond, accordingly extend sludge age not increasing on the premise of pond holds, meet nitrification The growth of bacterium, reduces the loss of nitrifier, simultaneously as the retention of film causes sludge concentration to significantly improve, this is beneficial to The raising of the rate of nitrification of system and denitrification rate, MBR water outlets are relatively stable, and turbidity is relatively low, are that follow-up advanced treating is carried Favourable conditions are supplied.MBR need not subsequently design two sedimentation tanks, reduce the expense of capital construction;Ensure the waste water of Jing biochemical treatments Ammonia nitrogen is down to below 30mg/L and COD to 260mg/L, and index meets the inflow requirement of subsequent film processing equipment, and waste liquid concentration is steamed Condensed water is sent out after the stripping in front road and biochemical treatment, ammonia nitrogen and COD indexs process the requirement for meeting advanced treating, profit With intermediate pool 8, the advanced treating acid-alkali regeneration that the biochemical water section advanced treating sewer for continuously generating and interruption are produced Advanced Oxidation Technics in Dealing is entered after water mixing, mixed haline water salinity is higher, is not suitable for adopting biochemical process herein Continue degraded COD, this utility model adopts catalytic oxidizer 9, by output after water mix homogeneously in intermediate pool 8 to catalysis oxygen Change in device 9, degraded COD is carried out using the oxidisability of hydrogen peroxide and ozone, under solid-phase catalyst effect, so as to carry out depth Reason haline water, it is relatively low that the high-salt wastewater COD indexs of catalysis oxidation have reached below 140mg/L, can be by adding medicament The degraded of COD is realized with active carbon method, adds flocculant herein and activated carbon is filtered and carries out degraded COD, and by several road mistakes Filter intercepts the suspended material of water quality, reduces the turbidity in water to 1NTU, reaches the requirement of hyperfiltration treatment system water inlet;
Catalytic oxidizer 9 is connected in coagulation reaction tank 10 by pipeline, and while is added in coagulation reaction tank 10 suitable Water inlet output is carried out place of settling in efficient sedimentation tank 11 in coagulation reaction tank 10 by the coagulant PAC and flocculation aid PAM of amount Reason, remove plus hydroxide precipitation that alkali is generated and plus the precipitation of calcium carbonate that generates of sodium carbonate, it is final reduce waste water in hardness extremely 50mg/l, the wastewater sludge remained in efficient sedimentation tank 11 are input to sludge concentrator by sludge pump and carry out concentration, dirty Mud concentrator includes 2,2 sludge concentrator paired runnings, and the sludge after sludge concentrator bottom is concentrated is input to van-type Pressure filter, sludge are pressed into mud cake outward transport process, and sludge concentrator supernatant and filter press filtrate are eventually entered at high-salt sewage The melt pit collecting pit of reason system, eventually enters into efficient sedimentation tank 11 and processes again;
11 water outlet overflow of efficient sedimentation tank to buffering in pond 12, buffer pond 12 by the effect of elevator pump by waste water according to It is secondary to pump in multiple-effect filter 13, second order activity charcoal device 14 and laminated filter 15, multiple-effect filter 13 and laminated filter 15 Be used to remove mosts float for not precipitated and other small materials in waste water, it is ensured that turbidity of wastewater be down to 1NTU with The inflow requirement into subsequent ultrafiltration processing system can be reached down, second order activity charcoal device 14 is a kind of conventional water process purification Equipment, is mainly used in removing Organic substance in water, colourity and chlorine residue, loads the activated carbon of different performance, can reach different process Purpose, as desalination system pre-treatment, can effectively ensure that rear class service life of equipment, improves effluent quality, prevent pollution.Especially It is oxygen intoxication pollution, wherein multiple-effect filter 13,14 and of second order activity charcoal device more than the free state for preventing rear class film processing system etc. The most float not precipitated in the waste water remained in laminated filter 15 and other small materials are by sludge Reason backwash water is processed again to be back to after processing in coagulation reaction tank 10;
Into hyperfiltration treatment system, hyperfiltration treatment system includes ultrafiltration raw water box 16, self-cleaning filter 17, ultrafiltration apparatus 18th, water tank 19 is produced in ultrafiltration, and ultrafiltration raw water box 16 is also connected to multiple-effect filter 13, second order activity charcoal device 14 and lamination by pipeline In filter 15, it is mainly used for cleaning multiple-effect filter 13, second order activity charcoal device 14 and laminated filter 15, hyperfiltration treatment system The principle united according to film separation system, the material of the stifled film of the waste water overwhelming majority after ultrafiltration(Magnesium hydroxide)Obtain herein Separate, the concentrated water after 18 ultrafiltration of ultrafiltration apparatus is back to after processing in coagulation reaction tank 10 by Treatment of Sludge backwash water Again processed, the high salt water turbidity after ultrafiltration is relatively low, but hardness there may be certain content, entered two grades of RO systems 24 Before, with the absorption principle of 20 exchanger resin of Na-ion exchanger, calcium ions and magnesium ions in waste water are exchanged in the form of sodium ion Out, the scale effect of RO systems is reduced, and operating load is processed so as to also reduce RO concentrated water salt water separator;
Ultrafiltration produce water tank 19 produce water enter Na-ion exchanger 20, Na-ion exchanger 20 will remain in waste water easy fouling from Son is exchanged herein, and it is that the ion for producing softened water for removing magnesium ion in eliminating water is handed over that Na-ion exchanger is demineralizer Parallel operation, in constituting water, the magnesium ion of hardness is swapped with the ion exchange resin in demineralizer, the magnesium ion in water by sodium from Son is exchanged, and is difficult to form carbonate scale and sulfate scale in making water, so as to obtain softened water, hence into follow-up RO processing systems System;
Into follow-up RO processing systems, RO processing systems include one-level RO raw water box 21,22, two grades of RO of one-level RO system 23, two grades of RO systems 24 of raw water box and RO concentrated waters case 25, desalination principle of the haline water after sodium bed by two grades of RO systems 24 will The salinity of haline water is concentrated, and due to intaking, salinity is higher, and the product water of one-level RO system 22 may not reach raw water requirement, and After two grades of RO systems, 24 further desalination, the product water of two grades of RO systems 24 can directly reach raw water standard.One-level RO system 22 and the concentrated water of two grades of RO systems 24 be collected, into saline separator system, due to one-level RO concentrated water and two grades of RO concentrated waters Concentrated rear salinity is higher, and in order to improve the response rate of system, the salt water separator using my company with patented technology is set Standby, the haline water of 20000mg/l salinity directly can be moved to salt water separator the raw water of 400mg/l salinity;
One-level RO system 22 includes big flow micro-filter, and high-pressure pump, reverse osmosis membrane system, filtering accuracy are micro- for 5um's Filter is last pipe protection before raw water enters film, that is, play a part of security personnel, can effectively prevent pre-treatment from letting out The material more than 5um of leakage causes the pollution of membrane component into RO membrane modules, and the purpose of RO processing systems is further desalination, Producing water water quality is improved, after RO processing systems again desalination, reaching final raw water standard carries out reuse, and RO processing systems are produced Water is entered in the qualified water tank of final reuse facility 25, and the concentrated water of RO processing systems is ultimately to be incorporated in saline separator system, High slat-containing wastewater salinity, is preferably developed when in waste water, Main Salts are removed using electrodialytic technique in 15000mg/L The saline separator device for coming, saline separator system is adapted to the desalination of high salinity waste water, only by saline separator system Concentrated water after process can ensure the treatment for reuse up to standard of waste water, and this utility model saline separator system includes concentrating saline Separator 27 and desalinating saline water separator 29, are concentrated in initially entering concentration salt water separator 27;
Concentration salt water separator 27 is connected with concentration dope water tank 30 by pipeline, through concentrating salt water separator 27 Process, finally entered back in desalinating saline water separator 29 by intermediate buffering water tank 28, desalinating saline water separator 29 by pipe Road is connected with desalination dope water tank 31, it is ensured that be down to 400mg/L through the salinity of the RO concentrated waters of concentration salt water separator Hereinafter, more than 80% clean water after the process of desalinating saline water separator 29 is entered in the qualified water tank of final reuse facility 25, 20% concentrated water produced after concentration salt water separator 27 is processed for follow-up MVR evaporated crystallization devices 32, due to sodium ion exchange 20 regeneration frequency of device is relatively low, and its regenerative wastewater is general and 27 concentrated water of concentration salt water separator is merged, and eventually enters into MVR evaporations In crystallization apparatus 32;
The effect of MVR evaporated crystallization devices 32 is that pending high salt concentrated water is stored in regulation tank, squeezes into one-level by feed pump Exchanged heat with evaporation condensed water in preheater, material reaches evaporation temperature with after fresh steam heat-exchanging in two grades of preheaters thereafter Degree, subsequently into falling film evaporator, and is increased to 101 DEG C of steam after compression and is exchanged heat, and whole system reaches thermal balance, thing Material in the falling film evaporator evaporation and concentration to being close to saturation, subsequently into carrying out gas-liquid separation, gas-liquid in crystal separator Concentrated solution after separation is forced circulating pump and squeezes into forced circulation heat exchanger, and concentrated solution proceeds in forced-circulation evaporator Heat up, afterwards into separator, flash distillation is carried out in separator.From separator indirect steam out, into MVR compressibilities. After indirect steam is compressed, temperature can be increased to 96 DEG C or so, and the steam after compression squeezes into falling liquid film and forced circulation heat exchanger again Heated material.During heated material, this some vapor is condensed into water and flow to solidifying water pot and discharged by condensate pump, and its temperature is about For 100 DEG C.Crystallization is separated out afterwards, then carries out flash distillation in crystal separator, is now had short grained crystallization and is separated out, separates out Crystallization fall in the crystal separator during, crystal formation constantly becomes big, finally from crystal separator bottom discharging to centrifugation Equipment, the crystallization packing after centrifugation, mother solution returns system and proceeds evaporation and concentration, through the evaporative condenser water-cooled of one-level preheater But extremely32DEG C, by arranging online monitoring device, condensed water water quality situation is analyzed, condensed water water quality is preferable, it is possible to directly return System is used.Condensed water water quality is poor, can be pumped to high-salt sewage process line by lifting and be processed again.Tie after packing Brilliant salt buyer is processed.
A kind of high-salt sewage processing system that this utility model is provided, the accessing pending water of process is mainly by biochemical water depth Reason concentrated water(82.5m3/ h), waste liquid concentration and evaporation condensed water(32.4m3/ h) and advanced treating acid-alkali regeneration water(15.0m3/h)Group Into 129.9m altogether3/ h, actual scale is according to 130m3/ h, mainly including following system:
1)Biochemical system:32.4m3/h
2)Advanced oxidation system:137.5m3/h
3)Settling system:163.5m3/h
4)Turbidity-removal system:155m3/h
5)Ultrafiltration system:143m3/h
6)One-level RO system:129m3/h(Producing water ratio 60%, desalination rate 90%)
7)Two grades of RO systems:77m3/h(Producing water ratio 60%, desalination rate 95%)
8)Concentration salt water separator:77m3/h(Producing water ratio 85%, desalination rate 87.5%)
9)Desalinating saline water separator:65m3/h(Producing water ratio 90%, desalination rate 84%).
Technological means disclosed in this utility model scheme are not limited only to the technological means disclosed in above-mentioned embodiment, also Including the technical scheme being made up of above technical characteristic combination in any.It should be pointed out that for the ordinary skill of the art For personnel, on the premise of without departing from this utility model principle, some improvements and modifications can also be made, these improve and moisten Decorations are also considered as protection domain of the present utility model.

Claims (6)

1. a kind of high-salt sewage processing system, it is characterised in that:Including the comprehensive adjustment pond being sequentially connected by pipeline(1), ammonia Nitrogen stripping tower(2), collect pond(3), UASB towers(4), anoxic pond(5), Aerobic Pond(6), MBR ponds(7), intermediate pool(8), urge Change oxidator(9), coagulation reaction tank(10), efficient sedimentation tank(11), buffering pond(12), multiple-effect filter(13), two grades of work Property charcoal device(14), laminated filter(15), hyperfiltration treatment system, Na-ion exchanger(20), RO processing systems, qualified water tank (25), saline separator system and MVR evaporated crystallization devices(32), the multiple-effect filter(13), second order activity charcoal device(14) And laminated filter(15)The coagulation reaction tank is connected to by pipeline(10), the Na-ion exchanger(20)By pipe Road is connected to the MVR evaporated crystallization devices(32).
2. high-salt sewage processing system high-salt sewage processing system according to claim 1, it is characterised in that:It is described efficient Sedimentation tank(11)Sludge treating system is connected to by pipeline, the sludge treating system includes sludge concentrator(35)And van-type Pressure filter(36), the efficient sedimentation tank(11)By sludge pump(34)It is connected to the sludge concentrator(35), the sludge Concentrator(35)Bottom connects chamber-type press filter(36), the sludge concentrator(35)And chamber-type press filter(36)Pass through pipeline It is connected to melt pit collecting pit(37), the melt pit collecting pit(37)The efficient sedimentation tank is connected to by pipeline(11).
3. high-salt sewage processing system high-salt sewage processing system according to claim 2, it is characterised in that:The sludge Concentrator(35)Including two.
4. high-salt sewage processing system high-salt sewage processing system according to claim 1, it is characterised in that:The ultrafiltration Processing system includes the ultrafiltration raw water box being sequentially connected by pipeline(16), self-cleaning filter(17), ultrafiltration apparatus(18), it is super Water tank is produced in filter(19), the ultrafiltration raw water box(16)The laminated filter is connected to by pipeline(15), the ultrafiltration apparatus (18)The coagulation reaction tank is connected to by pipeline(10), the ultrafiltration product water tank(19)By pipeline be connected to the sodium from Sub- exchanger(20).
5. high-salt sewage processing system high-salt sewage processing system according to claim 1, it is characterised in that:At the RO Reason system includes the one-level RO raw water box connected by pipeline(21)With one-level RO system(22), respectively by pipeline and described Level RO systems(22)Two grades of RO raw water boxs of connection(23)With RO concentrated water casees(26)And pass through pipeline and two grades of RO raw waters Case(23)Two grades of RO systems of connection(24), two grades of RO systems(24)The qualified water tank is connected to by pipeline(25), Two grades of RO systems(24)The RO concentrated waters case is connected to by pipeline(26).
6. high-salt sewage processing system high-salt sewage processing system according to claim 1, it is characterised in that:The saline Separator system includes the concentration salt water separator being sequentially connected by pipeline(27), intermediate buffering water tank(28)And desalinating saline water Separator(29), the concentration salt water separator(27)Concentration dope water tank is connected to by pipeline(30), the desalinating saline water Separator(29)By pipeline and the desalination dope water tank(31)It is connected, the desalinating saline water separator(29)By pipe Road is connected to the qualified water tank(25), the concentration dope water tank(30)By pipeline and the MVR evaporated crystallization devices (32)It is connected.
CN201620925259.1U 2016-08-24 2016-08-24 High salt sewage treatment system Active CN206033470U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107055654A (en) * 2017-04-13 2017-08-18 北京浦仁美华环保科技股份有限公司 High-salt wastewater low-temperature multi-effect evaporates MVR evaporative crystallization group technologies
CN110577337A (en) * 2019-10-11 2019-12-17 浙江蓝湖环保有限公司 Domestic sewage treatment method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107055654A (en) * 2017-04-13 2017-08-18 北京浦仁美华环保科技股份有限公司 High-salt wastewater low-temperature multi-effect evaporates MVR evaporative crystallization group technologies
CN110577337A (en) * 2019-10-11 2019-12-17 浙江蓝湖环保有限公司 Domestic sewage treatment method

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