CN103922542B - The Long-distance Pipeline for Water Conveyance preprocess method of a kind of micro-polluted water and processing system - Google Patents
The Long-distance Pipeline for Water Conveyance preprocess method of a kind of micro-polluted water and processing system Download PDFInfo
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- CN103922542B CN103922542B CN201410145364.9A CN201410145364A CN103922542B CN 103922542 B CN103922542 B CN 103922542B CN 201410145364 A CN201410145364 A CN 201410145364A CN 103922542 B CN103922542 B CN 103922542B
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Abstract
The invention discloses Long-distance Pipeline for Water Conveyance preprocess method and the processing system of a kind of micro-polluted water, former water initially entered in Biological Pretreatment reaction tank before entering waterworks process, microorganism in Biological Pretreatment reaction tank makes the part ammonia nitrogen in former water and micro quantity organic pollutant be removed, Long-distance Pipeline for Water Conveyance reactor is sent into after adding Water purification medicament in former water after Biological Pretreatment is sent into regulation mixing pit, the long period stopped in pipeline during utilizing water delivery sends into water factory after carrying out decontamination reaction, or the former water after Biological Pretreatment is sent directly into Long-distance Pipeline for Water Conveyance reactor, the long period stopped in pipeline during utilizing water delivery sends into water factory after carrying out decontamination reaction.The present invention utilizes and is located at the Long-distance Pipeline for Water Conveyance between the pretreatment facility of water source factory and water source factory and waterworks, makes former water i.e. can be processed in pipeline in Long-distance Pipeline for Water Conveyance course of conveying, reduces operation cost.
Description
Technical field
The invention belongs to technical field of drinking water treatment, relate to the Long-distance Pipeline for Water Conveyance pretreatment of a kind of micro-polluted water
Method and processing system.
Background technology
The drinking water source area such as China lake, reservoir currently suffer from ammonia nitrogen, Organic substance, algae etc. and pollute, and in compound
Pollute situation.Ammonia nitrogen concentration is the important indicator weighing source water pollution level, and higher ammonia nitrogen concentration can also promote pipe
The growing of microorganism in net, can also react the consumption generating chloramines to increase chlorine in disinfecting process with free chlorine, and produces and smell
Taste material；In former water, the kind of micro quantity organic pollutant and content are all increasing, wherein in persistence organic pollutant and environment
Secretion interference class material is mostly toxic organics, not only health is produced carcinogenecity, genotoxicity etc. direct
Threaten, it is also possible to during cholorination, form the halogenated disinfection by-products with " three-induced effect ", further harmful to human
Healthy；The water body cyanophyceae caused additionally, due to eutrophication is frequently broken out, algae and produced stink substance thereof and Algae toxins
The difficulty of Water purification is further added Deng metabolite.Typically can consider to adopt to the removal of ammonia nitrogen in micro-polluted raw
By the mode of Biological Pretreatment, by the absorption of microorganism, decompose and utilize and reduce ammonia nitrogen and organic concentration；Or it is logical
Cross the absorption of activated carbon in carbon filtering pool and biodegradable synergy.In former water micro quantity organic pollutant exist kind complicated,
Concentration is relatively low, have the features such as bioconcentration, frequently with pre-oxidation, coagulating sedimentation and BAC process in engineering
Combination reaches to process organic purpose.
Effectively removing of pollutant is needed to set up on the basis of longer water retention time by Biological Pretreatment, and this is undoubtedly
Can increase capital construction and operation cost, its removal effect is affected the most greatly by external environment change, and the organic dirt of persistency in former water
Dye thing mostly has and is difficult to biodegradable characteristic, therefore Biological Pretreatment is used for removing former Organic substance in water and algae exists certain
Limitation.Make full use of existence conditions and improve the removal efficiency of Biological Pretreatment, and be considered as at cost-effective chemistry
Reason method, is possible not only to make ammonia nitrogen, Organic substance and algae in former water preferably be removed, it is also possible to alleviate subsequent treatment list
The pollutant burden of unit, ultimate guarantee water supply quality safety.
Summary of the invention
The invention provides the Long-distance Pipeline for Water Conveyance preprocess method of a kind of former water, solve current Biological Pretreatment former
Effectively removing of water pollutant need to set up on the basis of longer hydraulic detention time, increases capital construction and operation cost
Problem.
Present invention also offers the water treatment system of this kind of method of application.The present invention is formed by, a kind of contaminated
The Long-distance Pipeline for Water Conveyance preprocess method of former water, it is anti-that former water initially entered Biological Pretreatment before entering waterworks process
Answering in pond 2, the microorganism in Biological Pretreatment reaction tank 2 makes the part ammonia nitrogen in former water and micro quantity organic pollutant be gone
Remove, will remove in the former water of part ammonia nitrogen and micro quantity organic pollutant sends into regulation mixing pit 7 send into after adding Water purification medicament long away from
From aqueduct reactor 11, the long period stopped in pipeline during water delivery is utilized to send into water after carrying out decontamination reaction
Factory, is maybe sent directly into the former water removing part ammonia nitrogen and micro quantity organic pollutant Long-distance Pipeline for Water Conveyance reactor 11, utilizes
The long period stopped in pipeline during water delivery sends into water factory after carrying out decontamination reaction；
Biological Pretreatment reaction tank 2 uses biologic packing material 4 do the carrier of growth of microorganism and breeding, use micro-pore aeration
Device provides the dissolved oxygen needed for microorganism；
Biological Pretreatment reaction tank 2 use the form of biological contact oxidation pond, former water retention time control 1～2h it
Between, gas-water ratio is set to 0.8～1.2:1；
The former water sent in regulation mixing pit 7 is oxygen consumption concentration more than 3mg/L, or algae concentration more than 10,000,000/
Rise, or colourity, stink are obvious, or Salmonella reversion test is positive；
Being directly over Long-distance Pipeline for Water Conveyance reactor 11 and sending into the former water of water factory is that oxygen consumption concentration is consistently less than 3mg/
L, odorless, tasteless and Salmonella reversion test are negative；
Water purification medicament includes liquid chlorine, permanganate or Powdered Activated Carbon；
When in the former water entered in regulation mixing pit 7 more than algae concentration 10,000,000/liter or ammonia nitrogen concentration is more than
0.5mg/L, adds liquid chlorine in regulation mixing pit 7 and comes except algae, and the liquid chlorine added can consume ammonia nitrogen simultaneously；Mixed when entering regulation
Close the raw water turbidity in pond 7 and colourity substantially increases, or iron manganese content is significantly raised, in regulation mixing pit 7, add permanganic acid
Salt, by the oxidisability of permanganate oxidation removal pollutant in Long-distance Pipeline for Water Conveyance, and plays in the coagulating sedimentation stage
Help the effect of solidifying turbidity removal, remove colourity and stink simultaneously；When TOC and the organic dirt of trace in the former water entered in regulation mixing pit 7
Dye substrate concentration is higher, adds Powdered Activated Carbon, micro quantity organic pollutant in water is carried out Adsorption in regulation mixing pit 7；
The water flow in pipeline speed of Long-distance Pipeline for Water Conveyance reactor 11 is 1m/s, the time of staying 6～10 hours；
The processing system used in the Long-distance Pipeline for Water Conveyance preprocess method of above-mentioned micro-polluted water, including connecting water source
The raw water tubes 1 of the former water in ground, raw water tubes 1 pipeline connects Biological Pretreatment reaction tank 2, is provided with bottom Biological Pretreatment reaction tank 2
Aerating system 3, places biologic packing material 4 in Biological Pretreatment reaction tank 2, Biological Pretreatment reaction tank 2 pipeline connects regulation mixing
Pond 7, is provided with agitating device 8 in regulation mixing pit 7, the pipeline between Biological Pretreatment reaction tank 2 and regulation mixing pit 7 is provided with
First electrically operated valve 6, Biological Pretreatment reaction tank 2 connects sump 9 by surmounting pipe 5, surmounts pipe 5 and is provided with the second electrodynamic valve
Door 12, is provided with immersible pump 10 in sump 9, immersible pump 10 connects Long-distance Pipeline for Water Conveyance reactor 11, and immersible pump 10 can will collect
Water pump in well 9 is in Long-distance Pipeline for Water Conveyance reactor 11, and Long-distance Pipeline for Water Conveyance reactor 11 connects and enters water factory.
The invention has the beneficial effects as follows that utilization is located between the pretreatment facility of water source factory and water source factory and waterworks
Long-distance Pipeline for Water Conveyance, builds the strenuous primary treatment system of micro-polluted raw, former water pollutant of effectively degrading, and makes former water grow
Distance aqueduct course of conveying i.e. can be processed in pipeline, reduced operation cost, it is ensured that the stability of water outlet.
Accompanying drawing explanation
Fig. 1 is the structural representation of Raw water treatment system of the present invention.
In figure, 1. raw water tubes, 2. Biological Pretreatment reaction tank, 3. aerating system, 4. biologic packing material, 5. surmount pipe, 6.
One electrically operated valve, 7. regulation mixing pit, 8. agitating device, 9. sump, 10. immersible pump, 11. Long-distance Pipeline for Water Conveyance reactions
Device, 12. second electrically operated valves.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention will be described, sends out for further explained below and unrestricted
Scope involved by bright/utility model, the inventive method is:
A) the former water of water head site first passes around raw water tubes 1 and enters Biological Pretreatment reaction tank 2 and carry out the Biological Pretreatment stage, raw
Placing biologic packing material 4 in thing pretreatment reaction pond 2, biologic packing material 4 can use the fillers such as suspension ball as growth of microorganism and numerous
The carrier grown, and aerating system 3 is set bottom pond, available micro-hole aerator, micro-hole aerator is provided air to enter by aerator
Row aeration, to provide the dissolved oxygen needed for microorganism.Ammonia nitrogen, oxygen consumption, total organic carbon (TOC) and disinfection byproduct (DBP) in former water
The micro quantity organic pollutants such as precursor were removed in the Biological Pretreatment stage, lowering of concentration.Wherein Biological Pretreatment reaction tank 2
The form of biological contact oxidation pond, former water retention time can be used to control between 1～2h, and gas-water ratio is set to 0.8～1.2:
1。
B) Biological Pretreatment reaction tank 2 water outlet containing suspension microorganism enters regulation mixing pit 7 by pipeline, sets simultaneously
Put and surmount pipe 5, according to circumstances may select and be directly entered in sump 9.When former water oxygen consumption concentration is consistently less than 3mg/L, odorless
When tasteless and Salmonella reversion test is negative, now can close the first electrically operated valve 6, open the second electrically operated valve 12, make biological pre-place
The water outlet of reason reaction tank 2 is directly entered in sump 9 through surmounting pipe 5, then is lifted into Long-distance Pipeline for Water Conveyance by immersible pump 10
Reactor 11 delivers to water factory.When former water oxygen consumption concentration is more than 3mg/L, or algae concentration is more than 10,000,000/liter, or colourity,
Stink is obvious, or when Salmonella reversion test is positive, now can open the first electrically operated valve 6, close the second electrically operated valve 12, make biology
Pretreatment reaction pond 2 water outlet enters regulation mixing pit 7, adds corresponding Water purification medicament in this pond, and medicament includes liquid chlorine, Gao Meng
Hydrochlorate or Powdered Activated Carbon, realize being thoroughly mixed, for pollutant in follow-up distance of medicament and water by agitating device 8 stirring
Degraded in aqueduct reactor 11 creates conditions.Regulation mixing pit 7 water outlet enters sump 9 by pipeline, then by diving under water
Pump 10 is lifted into Long-distance Pipeline for Water Conveyance reactor 11.Regulation mixing pit 7 is only used as a mixing mass transfer reaction device, and water retention stays
Time is 5～8 minutes, and the medicament added sufficiently mixes with water in this pond and contacts, and provides reaction required
The time of staying, so can mass disposal water, save construction cost, the reaction of medicament and pollutant betides long distance water transfer
In pipeline reactor 11.
C) when in former water, algae concentration is increased to more than 10,000,000/liter or ammonia nitrogen concentration is more than 0.5mg/L, it may be considered that
Adding liquid chlorine in regulation mixing pit 7 and come except algae, the liquid chlorine added can consume ammonia nitrogen simultaneously；When in former water, turbidity and colourity are bright
Aobvious increase, or iron manganese content is significantly raised, can add permanganate, by the oxidation of permanganate in regulation mixing pit 7
Property in Long-distance Pipeline for Water Conveyance oxidation removal pollutant, and play, in the coagulating sedimentation stage, the effect of solidifying turbidity removal of helping, go simultaneously
Except colourity and stink；And it is higher to work as the index such as TOC and micro quantity organic pollutant concentration in former water, can be in regulation mixing pit 7
Add Powdered Activated Carbon, micro quantity organic pollutant in water is carried out Adsorption.The employing dosing pump that adds of medicament continues dosing
Form, with regulation mixing pit 7 in water be thoroughly mixed after enter Long-distance Pipeline for Water Conveyance reactor 11, to strengthen dirt
The removal of dye material.
D) water after Biological Pretreatment regulation mixing pit in 7 mix with medicament after, or Biological Pretreatment react
Pond 2 water outlet is directly entered in Long-distance Pipeline for Water Conveyance reactor 11 through surmounting pipe 5, and water flow in pipeline flow velocity is set to no more than
2m/s, preferably 1m/s, in keeping pipeline, flow rate of water flow reaches 1m/s, on the one hand realizes effective conveying of water, on the other hand can keep away
Exempt from water sedimentation of suspension at pipe interior.According to the distance between water source factory and waterworks, current stop in pipeline
Time is up to 5～10 hours, the most longer.There is the Long-distance Pipeline for Water Conveyance reactor 11 of longer hydraulic detention time as entering
The place that row microbial degradation pollutant in water or medicament react with pollutant in water, i.e. long distance water transfer pipe
Road reactor 11 realizes the strenuous primary treatment to micro-polluted raw.When Biological Pretreatment water outlet, through surmounting pipe 5, to enter distance defeated
During waterpipe reactor, the life accompanying by suspension microorganism, inner-walls of duct in water such as ammonia nitrogen, biodegradable organic in water
Under thing membrane interaction, there is biodegradation；Long distance water transfer is entered when Biological Pretreatment water outlet is adjusted after mixing pit 7 adds medicament
During pipeline reactor 11, the medicament such as the chlorine, permanganate or the Powdered Activated Carbon that add and pollutant in water are at long distance water transfer
The reaction of long period is carried out, it is achieved the further removal of pollutant in pipeline reactor 11.Long-distance Pipeline for Water Conveyance reactor
11, can be as biochemical reactor or two kinds of forms of physical-chemical reaction device.When Biological Pretreatment water outlet through surmount pipe 5 enter long away from
When aqueduct reactor 11, in water suspension microorganism and the microbial degradation ammonia nitrogen accompanying by inner-walls of duct with can biological drop
Solving Organic substance, Long-distance Pipeline for Water Conveyance reactor 11 can be as a biochemical reactor；When adding chlorine or height in regulation mixing pit 7
During manganate, with Organic substance in water, algae, other reducing substances generation redox reaction, Long-distance Pipeline for Water Conveyance is reacted
Device 11 can be as a chemical reactor；When adding Powdered Activated Carbon, can not only to Organic substance deliquescent in water such as benzene class,
Phenols, haloform and disinfection by-products formation potential etc. have a stronger absorbability, and to other stink substances and hydrargyrum,
Ferrum, nickel etc. also have a stronger absorbability, simultaneously in water or the microorganism of tube wall attachment again can be organic with degradation of ammonia nitrogen and part
Thing, now Long-distance Pipeline for Water Conveyance reactor 11 is simultaneously as biochemical reactor and physical-chemical reaction device.
The system that the present invention is applied is as it is shown in figure 1, include the raw water tubes 1 connecting the former water of water head site, and raw water tubes 1 pipeline is even
Deliver a child thing pretreatment reaction pond 2, be provided with aerating system 3 bottom Biological Pretreatment reaction tank 2, in Biological Pretreatment reaction tank 2
Placing biologic packing material 4, Biological Pretreatment reaction tank 2 pipeline connects regulation mixing pit 7, is provided with agitating device in regulation mixing pit 7
8, the pipeline between Biological Pretreatment reaction tank 2 and regulation mixing pit 7 is provided with the first electrically operated valve 6, and Biological Pretreatment is reacted
Pond 2 connects sump 9 by surmounting pipe 5, surmounts pipe 5 and is provided with the second electrically operated valve 12, is provided with immersible pump 10 in sump 9,
Immersible pump 10 connects Long-distance Pipeline for Water Conveyance reactor 11, and immersible pump 10 can be by the water pump in sump 9 to long distance water transfer pipe
In road reactor 11, Long-distance Pipeline for Water Conveyance reactor 11 connects entrance water factory.
The experimental result of the present invention is as follows:
When water temperature is 18 DEG C, the former water taking from Taihu Lake is directly entered after Biological Pretreatment by Biological Pretreatment reaction tank 2
Long-distance Pipeline for Water Conveyance reactor 11.Arranging Biological Pretreatment reaction tank 2 hydraulic detention time is 1h, and Long-distance Pipeline for Water Conveyance is anti-
The water retention time answering device 11 is 8h, investigates the pollutant such as ammonia nitrogen " Biological Pretreatment reaction tank 2+ Long-distance Pipeline for Water Conveyance is anti-
Answer device 11 " combine the removal in pretreatment system, result such as table 1.
Table 1
Test result indicate that, this compound mode has preferably removal to pollutant such as ammonia nitrogens in former water, and its middle and long distance is defeated
Waterpipe reactor 11 is respectively 18.6% as biochemical reactor to the contribution rate of ammonia nitrogen, oxygen consumption and TOC removal amount,
37.9% and 54.4%.
Specific embodiment 1:
One of Wuxi City drinking water source area is Taihu Lake tribute arm of lake, and former water passes through long after south spring water source factory carries out pretreatment
Distance aqueduct reactor 11 is delivered to Xue Lang water factory and jackshaft water factory, and pretreatment facility includes Biological Pretreatment reaction tank 2
With regulation mixing pit 7, add the chlorine of 0.8mg/L in generally regulating mixing pit 7, with strengthening, algae and algae metablite are gone
Remove.On October 28th, 2013, spot sampling analysis, former water decontamination result such as table 2 below:
Table 2
As shown in Table 2, Long-distance Pipeline for Water Conveyance reactor 11 is to ammonia nitrogen, oxygen consumption, UV254, algae and TOC removal amount
Contribution rate is respectively 75.4%, 43%, 76.1%, 87.5% and 90.9%.Result shows, the former water that oxygen consumption is higher passes through raw
Behind thing pretreatment reaction pond 2, add chlorine before entering Long-distance Pipeline for Water Conveyance reactor 11, going of each pollutant can be significantly improved
Except effect.Therefore, Long-distance Pipeline for Water Conveyance reactor 11 enhances the removal of pollutant effectively, is conducive to the confession that ensures safety
Water.
The present invention is directed to the present situation that drinking water source water is contaminated, utilize the distance between water source factory and waterworks
Aqueduct reactor 11, propose a kind of Biological Pretreatment reaction tank 2 and Long-distance Pipeline for Water Conveyance reactor 11 combination get dirty
Dye treating nature water technology, ammonia nitrogen, algae and metabolite thereof and micro quantity organic pollutant in former water are removed in strengthening, to ensure water supply
Safety.
Present invention have the advantage that this pretreatment system practical situation for Raw Drinking Water conveying engineering, fully
Utilize former water to have the feature of longer residence times in Long-distance Pipeline for Water Conveyance, add different medicines according to raw water quality situation
Agent, is used as biochemical reactor or physical-chemical reaction device by Long-distance Pipeline for Water Conveyance, it is achieved the strengthening of former water pollutant is removed.
The removal of former water ammonia nitrogen is possible not only to reduce the chlorine dosage of disinfection unit in water factory, thus can reduce the generation of disinfection byproduct (DBP)
Amount；The removal of Taste and odor compounds in former water, can improve the organoleptic indicator of drinking water；The removal of the micro quantity organic pollutant in former water,
It is effectively reduced and has the generation of " carcinogenic, teratogenesis, mutagenesis " working substance, and persistence organic pollutant or endocrine are done
Disturb the thing effective removal in pretreatment system, to ensureing water supply quality safety, ensureing that DRINKING WATER health is significant.
The present invention has the further advantage that
1) utilize Long-distance Pipeline for Water Conveyance as water processing reactor, shorten former water in Biological Pretreatment reaction tank 2
Water retention time, engineering can be saved capital cost and operating cost；
2) the Biological Pretreatment water outlet time of staying in long-distance pipe, structure biochemical reactor or physics are made full use of
Chemical reactor so that ammonia nitrogen, oxygen consumption, algae and metabolite thereof, micro quantity organic pollutant are effectively gone in reactor
Remove, the generation of disinfection unit disinfection byproduct (DBP) can be reduced, ensure water supply quality safety；
3) native system water outlet enters water treatment system in waterworks, is effectively reduced the pollution of unit for treating water in water factory
Load, it is possible to decrease cost of water treatment.
Claims (1)
1. the Long-distance Pipeline for Water Conveyance preprocess method of a micro-polluted water, it is characterised in that: former water is entering waterworks
Initially entering in Biological Pretreatment reaction tank (2) before process, the microorganism in Biological Pretreatment reaction tank (2) makes in former water
Part ammonia nitrogen and micro quantity organic pollutant are removed, and the former water removing part ammonia nitrogen and micro quantity organic pollutant is sent into regulation
After adding Water purification medicament in mixing pit (7) send into Long-distance Pipeline for Water Conveyance reactor (11), utilize water delivery during stop in pipeline
The long period stayed sends into water factory after carrying out decontamination reaction, and maybe the former water by removal part ammonia nitrogen and micro quantity organic pollutant is direct
Send into Long-distance Pipeline for Water Conveyance reactor (11), utilize the long period stopped in pipeline during water delivery to carry out decontamination reaction
Rear feeding water factory；
Biological Pretreatment reaction tank (2) uses biologic packing material (4) do the carrier of growth of microorganism and breeding, use micro-pore aeration
Device provides the dissolved oxygen needed for microorganism；
Biological Pretreatment reaction tank (2) uses the form of biological contact oxidation pond, and former water retention time controls between 1～2h,
Gas-water ratio is set to 0.8～1.2:1；
Sending into the former water in regulation mixing pit (7) is that oxygen consumption concentration is more than 3mg/L, or algae concentration is more than 10,000,000/liter,
Or colourity, stink are obvious, or Salmonella reversion test is positive；
Be directly over Long-distance Pipeline for Water Conveyance reactor (11) send into water factory former water be oxygen consumption concentration be consistently less than 3mg/L,
Odorless, tasteless and Salmonella reversion test are negative；
Water purification medicament includes liquid chlorine, permanganate or Powdered Activated Carbon；
When in the former water entered in regulation mixing pit (7), algae concentration 10,000,000/liter is above or ammonia nitrogen concentration is more than 0.5mg/
L, adds liquid chlorine in regulation mixing pit (7) and comes except algae, and the liquid chlorine added can consume ammonia nitrogen simultaneously；When entering regulation mixing pit
(7) raw water turbidity and colourity in substantially increase, or iron manganese content is significantly raised, add permanganic acid in regulation mixing pit (7)
Salt, by the oxidisability of permanganate oxidation removal pollutant in Long-distance Pipeline for Water Conveyance, and plays in the coagulating sedimentation stage
Help the effect of solidifying turbidity removal, remove colourity and stink simultaneously；When in the former water entered in regulation mixing pit (7), TOC and trace are organic
Pollutant levels are higher, add Powdered Activated Carbon, micro quantity organic pollutant in water is carried out absorption and goes in regulation mixing pit (7)
Remove；
The water flow in pipeline speed of Long-distance Pipeline for Water Conveyance reactor (11) is 1m/s, the time of staying 6～10 hours；
The processing system used in the Long-distance Pipeline for Water Conveyance preprocess method of above-mentioned micro-polluted water, including connecting, water head site is former
The raw water tubes (1) of water, raw water tubes (1) pipeline connects Biological Pretreatment reaction tank (2), and Biological Pretreatment reaction tank (2) bottom sets
It is equipped with aerating system (3), in Biological Pretreatment reaction tank (2), places biologic packing material (4), Biological Pretreatment reaction tank (2) pipeline
Connecting regulation mixing pit (7), be provided with agitating device (8) in regulation mixing pit (7), Biological Pretreatment reaction tank (2) is mixed with regulation
The pipeline closed between pond (7) is provided with the first electrically operated valve (6), and Biological Pretreatment reaction tank (2) connects collection by surmounting pipe (5)
Well (9), surmounts pipe (5) and is provided with the second electrically operated valve (12), be provided with immersible pump (10), immersible pump (10) in sump (9)
Connecting Long-distance Pipeline for Water Conveyance reactor (11), immersible pump (10) can be by the water pump in sump (9) to Long-distance Pipeline for Water Conveyance
In reactor (11), Long-distance Pipeline for Water Conveyance reactor (11) connects entrance water factory.
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| CN110127835A (en) * | 2019-06-11 | 2019-08-16 | 东华大学 | A method of flowing chemical method is catalyzed decoloring dye waste water |
| CN110158698B (en) * | 2019-06-20 | 2021-06-29 | 安徽工业大学 | Opposite bidirectional supercharging ecological drinking water system and use method thereof |
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| CN1657439A (en) * | 2005-01-27 | 2005-08-24 | 上海自来水市北科技有限公司 | Aerobic biological pretreatment method for purificating raw water |
| CN101134629A (en) * | 2007-08-01 | 2008-03-05 | 济南市供排水监测中心 | City tap-water highly effective low-toxin release algae-removing method |
| WO2008141113A1 (en) * | 2007-05-10 | 2008-11-20 | O'regan Patrick T Jr | Systems, methods and components for water treatment and remediation |
| CN103523893A (en) * | 2013-10-24 | 2014-01-22 | 哈尔滨工业大学 | Method for killing limnoperna fortune in long-distance raw water delivery pipeline by combined effect of potassium permanganate and sodium hypochlorite |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1657439A (en) * | 2005-01-27 | 2005-08-24 | 上海自来水市北科技有限公司 | Aerobic biological pretreatment method for purificating raw water |
| WO2008141113A1 (en) * | 2007-05-10 | 2008-11-20 | O'regan Patrick T Jr | Systems, methods and components for water treatment and remediation |
| CN101134629A (en) * | 2007-08-01 | 2008-03-05 | 济南市供排水监测中心 | City tap-water highly effective low-toxin release algae-removing method |
| CN103523893A (en) * | 2013-10-24 | 2014-01-22 | 哈尔滨工业大学 | Method for killing limnoperna fortune in long-distance raw water delivery pipeline by combined effect of potassium permanganate and sodium hypochlorite |
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