CN104529096B - Ferrimanganic, ammonia nitrogen and organic water treatment device and treatment process thereof in a kind of collaborative removal underground water - Google Patents
Ferrimanganic, ammonia nitrogen and organic water treatment device and treatment process thereof in a kind of collaborative removal underground water Download PDFInfo
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- CN104529096B CN104529096B CN201510026248.XA CN201510026248A CN104529096B CN 104529096 B CN104529096 B CN 104529096B CN 201510026248 A CN201510026248 A CN 201510026248A CN 104529096 B CN104529096 B CN 104529096B
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Abstract
Ferrimanganic, ammonia nitrogen and organic water treatment device and treatment process thereof in a kind of collaborative removal underground water, relate to water treatment device and treatment process thereof.Solve prior art and effectively cannot work in coordination with removal ferrimanganic, ammonia nitrogen and organic problem, be only that individual curing ferrimanganic, ammonia nitrogen and organic technique are simply added, the problems such as treatment process is long, operational management is complicated can be caused.Device is strengthened filter tank, backwashing pump, chlorine dioxide generating device, clean water basin, suction well and water supply pump house formed by deep-well lifting gear, drop water aeration pond, one-level Bioaugnentation filter tank, pump well, two-stage hoisting pump, blast aeration tower, two stage biological.Method: starter gear, controls drop water aeration pond, one-level Bioaugnentation filter tank, blast aeration tower, two stage biological enhancing filter tank and chlorine dioxide generating device parameter, inoculating compound bacterium agent, after device normally runs, can collect and obtain the water after processing.The present invention is used for ferrimanganic, ammonia nitrogen and organic process in underground water.
Description
Technical field
The present invention relates to water treatment device and treatment process thereof.
Background technology
The too high problem of ubiquity iron manganese content in China's underground water, add in recent years due to sewage irrigation, the use of agriculture chemical and the seepage of sewage etc. bring pollution in various degree to underground water, ammonia nitrogen and organic concentration in underground water are significantly raised, so, Launching processing is difficult to the requirement meeting guidelines for drinking water quality routinely, existing deferrization and demanganization process is difficult to effectively remove ammonia nitrogen and organism, the existing water factory of major part is all faced with upgrading problem, so, at present in the urgent need to removing ferrimanganic simultaneously, ammonia nitrogen and organic effective technique.
At present, removal technique for ferrimanganic, ammonia nitrogen and organism Single Pollution index is comparatively ripe, but the technique of working in coordination with removal for ferrimanganic, ammonia nitrogen and organism rarely has report, the removal effective means of ferrimanganic has contact oxidation method and biological deferrization demanganization method, and ammonia nitrogen and the most economical effective minimizing technology of organism are biological process, if remove ferrimanganic, ammonia nitrogen and organism simultaneously, just simple its respective treatment process to be added, not only treatment process is long, the cycle of operation is long, investment is large, and working cost is high, operational management is complicated.
In sum, prior art cannot be worked in coordination with and effectively be removed ferrimanganic, ammonia nitrogen and organism, simply individual curing ferrimanganic, ammonia nitrogen and organic technique is added, and can cause treatment process length, the cycle of operation is long, investment is large, and working cost is high, operational management is complicated.
Summary of the invention
The present invention will solve prior art effectively cannot work in coordination with removal ferrimanganic, ammonia nitrogen and organic problem, only that individual curing ferrimanganic, ammonia nitrogen and organic technique are simply added, treatment process length can be caused, the cycle of operation is long, investment is large, and working cost is high, the problems such as operational management is complicated, thus provide ferrimanganic, ammonia nitrogen and organic water treatment device and treatment process thereof in a kind of collaborative removal underground water.
In the present invention's one collaborative removal underground water, ferrimanganic, ammonia nitrogen and organic water treatment device are strengthened filter tank, backwashing pump, chlorine dioxide generating device, clean water basin, suction well and water supply pump house formed by deep-well lifting gear, drop water aeration pond, one-level Bioaugnentation filter tank, pump well, two-stage hoisting pump, blast aeration tower, two stage biologicals;
Deep-well lifting gear is connected with the water transfer pipe network be arranged on drop water aeration pond, the water outlet in drop water aeration pond is connected with first water inlet in one-level Bioaugnentation filter tank, the water outlet in one-level Bioaugnentation filter tank is connected with pump well, the water outlet of pump well is provided with two-stage hoisting pump, and be connected with the water inlet of blast aeration tower, the first water inlet that water outlet and the two stage biological of blast aeration tower strengthen filter tank is connected, two stage biological strengthens the water outlet in filter tank and is connected with the water inlet of clean water basin, the water outlet of clean water basin is connected with suction well, the water outlet of suction well is connected with water supply pump house,
The water outlet that described backwashing pump strengthens filter tank with second water inlet in one-level Bioaugnentation filter tank, two stage biological is respectively connected with the second water inlet;
The water inlet of described clean water basin is provided with chlorine dioxide generating device, and chlorine dioxide generating device is connected with the water inlet of clean water basin;
Filtrate in described one-level Bioaugnentation filter tank is hard coal-manganese sand double-layer filter material; The filtrate that described two stage biological strengthens in filter tank is hard coal-manganese sand double-layer filter material; Described one-level Bioaugnentation filter surface seeding composite fungus agent, composite fungus agent is groundwater treatment ferrimanganic, ammonia nitrogen and organic composite flora; Described two stage biological strengthens filter surface seeding composite fungus agent, and composite fungus agent is groundwater treatment ferrimanganic, ammonia nitrogen and organic composite flora.
In a kind of collaborative removal underground water, the process method step of ferrimanganic, ammonia nitrogen and organic water treatment device is as follows:
One, start: start ferrimanganic, ammonia nitrogen and organic water treatment device in collaborative removal underground water, until water treatment device is stable;
Two, controlling the drop water aeration tank waterpower residence time is 3min ~ 5min, and drop is highly 1.5m ~ 2m, and after drop water aeration, oxygen in water concentration reaches 5.0mg/L ~ 5.5mg/L;
Three, controlling one-level Bioaugnentation filter tank filtering velocity is 5m/h ~ 6m/h, and filtering layer duration of contact is 15min ~ 20min, and backwash rate is 20L/ (sm
2) ~ 25L/ (sm
2), flush time is 5min ~ 10min, and initial filter water drain time is 30min, and the cycle of operation is 2 days ~ 4 days;
Four, the water outlet dissolved oxygen concentration controlling blast aeration tower is 8mg/L ~ 9mg/L;
Five, controlling two stage biological, to strengthen filter tank filtering velocity be 5m/h ~ 6m/h, and filtering layer duration of contact is 15min ~ 20min, and backwash rate is 18L/ (sm
2) ~ 22L/ (sm
2), flush time is 5min ~ 10min, and initial filter water drain time is 30min, and the cycle of operation is 15 days ~ 30 days;
Six, the dosage controlling chlorine dioxide generating device is 1mg/L ~ 1.5mg/L;
Seven, water treatment device runs until one-level Bioaugnentation filter surface forms ferroelectric oxide film, then at one-level Bioaugnentation filter surface seeding composite fungus agent, running water treatment device continues to run until two stage biological strengthens filter surface form manganese oxide film, then filter surface seeding composite fungus agent is strengthened at two stage biological, after ferrimanganic, ammonia nitrogen and organic water treatment device normally run in collaborative removal underground water, can collect at water supply pump house and obtain the water after processing;
Described one-level Bioaugnentation filter surface seeding composite fungus agent, composite fungus agent is groundwater treatment ferrimanganic, ammonia nitrogen and organic composite flora; Described two stage biological strengthens filter surface seeding composite fungus agent, and composite fungus agent is groundwater treatment ferrimanganic, ammonia nitrogen and organic composite flora.
Advantage of the present invention: the present invention's one is collaborative removes ferrimanganic, ammonia nitrogen and organic water treatment device in underground water, pollutents such as removing ferrimanganic, ammonia nitrogen and organism can be worked in coordination with, its treatment effect is better than the existing drinking water sanitary standard of country, and removal efficiency is high, and speed of response is fast, capacity of resisting impact load is strong, technical process is simple, and construction investment is little, and running cost is low, be not only applicable to new water plant design, and be easy to the upgrading realizing existing underground water water factory.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of ferrimanganic, ammonia nitrogen and organic water treatment device in a kind of collaborative removal underground water of the present invention;
Fig. 2 is that in embodiment water, Fe content detection figure, ■ are former water, ● be the water outlet after the process of the present embodiment water technology, ★ is Fe clearance;
Fig. 3 is that in embodiment water, Mn content detection figure, ■ are former water, ● be the water outlet after the process of the present embodiment water technology, ★ is Mn clearance;
Fig. 4 is that in embodiment water, ammonia-nitrogen content detection figure, ■ are former water, ● be the water outlet after the process of the present embodiment water technology, ★ is ammonia nitrogen removal frank;
Fig. 5 is COD in embodiment water
mncontent detection figure, ■ are former water, ● be the water outlet after the process of the present embodiment water technology, ★ is COD
mnclearance.
Embodiment
Embodiment one: composition graphs 1, present embodiment is that in a kind of collaborative removal underground water, ferrimanganic, ammonia nitrogen and organic water treatment device are strengthened filter tank 8, backwashing pump 9, chlorine dioxide generating device 10, clean water basin 11, suction well 12 and water supply pump house 13 formed by deep-well lifting gear 1, drop water aeration pond 2, one-level Bioaugnentation filter tank 3, pump well 4, two-stage hoisting pump 5, blast aeration tower 6, two stage biological;
Deep-well lifting gear 1 is connected with the water transfer pipe network be arranged on drop water aeration pond 2, the water outlet in drop water aeration pond 2 is connected with first water inlet 17 in one-level Bioaugnentation filter tank 3, the water outlet in one-level Bioaugnentation filter tank 3 is connected with pump well 4, the water outlet of pump well 4 is provided with two-stage hoisting pump 5, and be connected with the water inlet of blast aeration tower 6, the first water inlet 19 that water outlet and the two stage biological of blast aeration tower 6 strengthen filter tank 8 is connected, the water outlet that two stage biological strengthens filter tank 8 is connected with the water inlet of clean water basin 11, the water outlet of clean water basin 11 is connected with suction well 12, the water outlet of suction well 12 is connected with water supply pump house 13,
The water outlet that described backwashing pump 9 strengthens filter tank 8 with second water inlet 18 in one-level Bioaugnentation filter tank 3, two stage biological is respectively connected with the second water inlet 20;
The water inlet of described clean water basin 11 is provided with chlorine dioxide generating device 10, and chlorine dioxide generating device 10 is connected with the water inlet of clean water basin 11;
Filtrate in described one-level Bioaugnentation filter tank 3 is hard coal-manganese sand double-layer filter material; The filtrate that described two stage biological strengthens in filter tank 8 is hard coal-manganese sand double-layer filter material; Described one-level Bioaugnentation filter tank 3 filter material surface inoculating compound bacterium agent, composite fungus agent is groundwater treatment ferrimanganic, ammonia nitrogen and organic composite flora; Described two stage biological strengthens filter tank 8 filter material surface inoculating compound bacterium agent, and composite fungus agent is groundwater treatment ferrimanganic, ammonia nitrogen and organic composite flora.
Deep-well lifting gear 1 described in present embodiment, for pumping in drop water aeration pond 2 by deep phreatic water; Drop water aeration pond 2 described in present embodiment, for carrying out oxygenation to underground water, removing whole iron and part ammonia nitrogen and organism for one-level Bioaugnentation filter tank 3 and providing dissolved oxygen; One-level Bioaugnentation filter tank 3 described in present embodiment, for removing whole iron and part ammonia nitrogen and organism, wherein iron is jointly removed by catalytic oxidation deironing and biological deferrization effect, and wherein ammonia nitrogen and organism remove by the microbial metabolism on filtrate; Pump well 4 described in present embodiment, keeps certain water level for water after collecting first-level filtering; Two-stage hoisting pump 5 described in present embodiment, for pumping into blast aeration tower 6 by the water in pump well 4; Blast aeration tower 6 described in present embodiment, for carrying out pressure oxygenation to process water, removes for two stage biological strengthens filter tank 8 dissolved oxygen that whole manganese and part ammonia nitrogen and organism provide abundance; Two stage biological described in present embodiment strengthens filter tank 8, for removing whole manganese and remaining ammonia nitrogen and organism, wherein manganese is jointly removed by catalytic oxidation demanganization and biological demanganization effect, and wherein remaining ammonia nitrogen and organism remove by the microbial metabolism on filtrate; Chlorine dioxide generating device 10 described in present embodiment, for carrying out disinfection to water after secondary filter, kills the pathogenic micro-organism in water after cascade filtration process; Clean water basin 11 described in present embodiment, ensure enough disinfecting time and the effect of the water yield of regulating and storing; Suction well 12 described in present embodiment, keeps certain water level to supply water for the pumping plant that supplies water; Water supply pump house 13 described in present embodiment, by the water supply user after up to standard; Backwashing pump 9 described in present embodiment, for regularly carrying out back flushing to I and II Bioaugnentation filter tank.
The size of the clean water basin 11 described in present embodiment is comprehensively determined by the water yield and disinfecting time.
Present embodiment underground water pumps in drop water aeration pond 2 by deep-well lifting gear 1, its water outlet flows into one-level Bioaugnentation filter tank 3 by gravity, after filter, water is from flowing in pump well 4, pump in blast aeration tower 6 by two-stage hoisting pump 5, its water outlet flows into two stage biological by gravity and strengthens filter tank 8, after filter, water flows into clean water basin 11, strengthen between filter tank 8 and clean water basin 11 at two stage biological and carry out dispensing sterilization by chlorine dioxide generating device 10, water after sterilization flows into suction well 12, user is supplied through water supply pump house 13 after up to standard, after being filtered with secondary by backwashing pump 9, water is to one, two stage biological strengthens filter tank and carries out back flushing.
The advantage of this embodiment: present embodiment one is collaborative removes ferrimanganic, ammonia nitrogen and organic water treatment device in underground water, pollutents such as removing ferrimanganic, ammonia nitrogen and organism can be worked in coordination with, its treatment effect is better than the existing drinking water sanitary standard of country, and removal efficiency is high, and speed of response is fast, capacity of resisting impact load is strong, technical process is simple, and construction investment is little, and running cost is low, be not only applicable to new water plant design, and be easy to the upgrading realizing existing underground water water factory.
Embodiment two: the difference of present embodiment and embodiment one is: hard coal and manganese sand filtering material Thickness Ratio 1:(1 ~ 2 in described one-level Bioaugnentation filter tank 3); It is 1:(3 ~ 5 that described two stage biological strengthens hard coal and manganese sand filtering material Thickness Ratio in filter tank 8).Other is identical with embodiment one.
Thickness of filter bed described in present embodiment is determined by the ferrimanganic concentration of former water.
Embodiment three: the difference of one of present embodiment and embodiment one or two is: the composite fungus agent that described one-level Bioaugnentation filter tank 3 is inoculated is ferrimanganic bacterium, nitrification bacteria, denitrifying bacteria and heterotrophic bacterium; It is ferrimanganic bacterium, nitrification bacteria, denitrifying bacteria and heterotrophic bacterium that described two stage biological strengthens the composite fungus agent inoculated in filter tank 8.Other is identical with embodiment one or two.
The matched proportion density of the composite fungus agent described in present embodiment is determined by raw water quality.
Embodiment four: the difference of one of present embodiment and embodiment one to three is: described blast aeration tower 6 is made up of water dispensing apparatus and blast aerator 7.Other is identical with embodiment one to three.
Embodiment five: the difference of one of present embodiment and embodiment one to four is: described chlorine dioxide generating device 10 is made up of feed device, reaction unit, security device, automatic control device and throwing device.Other is identical with embodiment one to four.
Embodiment six: present embodiment is that the process method step of ferrimanganic, ammonia nitrogen and organic water treatment device in a kind of collaborative removal underground water is as follows:
One, start: start ferrimanganic, ammonia nitrogen and organic water treatment device in collaborative removal underground water, until water treatment device is stable;
Two, controlling drop water aeration pond 2 hydraulic detention time is 3min ~ 5min, and drop is highly 1.5m ~ 2m, and after drop water aeration, oxygen in water concentration reaches 5.0mg/L ~ 5.5mg/L;
Three, controlling one-level Bioaugnentation filter tank 3 filtering velocity is 5m/h ~ 6m/h, and filtering layer duration of contact is 15min ~ 20min, and backwash rate is 20L/ (sm
2) ~ 25L/ (sm
2), flush time is 5min ~ 10min, and initial filter water drain time is 30min, and the cycle of operation is 2 days ~ 4 days;
Four, the water outlet dissolved oxygen concentration controlling blast aeration tower 6 is 8mg/L ~ 9mg/L;
Five, controlling two stage biological, to strengthen filter tank 8 filtering velocity be 5m/h ~ 6m/h, and filtering layer duration of contact is 15min ~ 20min, and backwash rate is 18L/ (sm
2) ~ 22L/ (sm
2), flush time is 5min ~ 10min, and initial filter water drain time is 30min, and the cycle of operation is 15 days ~ 30 days;
Six, the dosage controlling chlorine dioxide generating device 10 is 1mg/L ~ 1.5mg/L;
Seven, water treatment device runs until one-level Bioaugnentation filter tank 3 filter material surface forms ferroelectric oxide film, then at one-level Bioaugnentation filter tank 3 filter material surface inoculating compound bacterium agent, running water treatment device continues to run until two stage biological strengthens filter tank 8 filter material surface form manganese oxide film, then filter tank 8 filter material surface inoculating compound bacterium agent is strengthened at two stage biological, after ferrimanganic, ammonia nitrogen and organic water treatment device normally run in collaborative removal underground water, can collect at water supply pump house 13 and obtain the water after processing;
Described one-level Bioaugnentation filter tank 3 filter material surface inoculating compound bacterium agent, composite fungus agent is groundwater treatment ferrimanganic, ammonia nitrogen and organic composite flora; Described two stage biological strengthens filter tank 8 filter material surface inoculating compound bacterium agent, and composite fungus agent is groundwater treatment ferrimanganic, ammonia nitrogen and organic composite flora.
The height of the drop needed for drop water aeration pond 2 described in present embodiment is determined by its water outlet oxyty.
Embodiment seven: the difference of present embodiment and embodiment six is: the composite fungus agent that the one-level Bioaugnentation filter tank 3 described in step 7 is inoculated is ferrimanganic bacterium, nitrification bacteria, denitrifying bacteria and heterotrophic bacterium; It is ferrimanganic bacterium, nitrification bacteria, denitrifying bacteria and heterotrophic bacterium that two stage biological described in step 7 strengthens the composite fungus agent inoculated in filter tank 8.Other is identical with embodiment six.
The matched proportion density of the composite fungus agent described in present embodiment is determined by raw water quality.
Embodiment eight: the difference of one of present embodiment and embodiment six or seven is: the one-level Bioaugnentation filter tank 3 filter material surface inoculating compound bacterium agent described in step 7 is microbial inoculum repeated loading method, carry out three loads, make the biomass on every gram of carrier reach 1 × l0
6cFU; It is microbial inoculum repeated loading method that two stage biological described in step 7 strengthens filter tank 8 filter material surface inoculating compound bacterium agent, carries out three loads, makes the biomass on every gram of carrier reach 1 × l0
6cFU.Other is identical with embodiment six or seven.
Embodiment nine: the difference of one of present embodiment and embodiment six to eight is: controlling one-level Bioaugnentation filter tank 3 filtering velocity in step 3 is 5.16m/h, filtering layer duration of contact is 15min, and backwash rate is 20L/ (sm
2), flush time is 5min, and initial filter water drain time is 30min, and the cycle of operation is 2 days.Other is identical with embodiment six to eight.
Embodiment ten: the difference of one of present embodiment and embodiment six to nine is: controlling two stage biological in step 5, to strengthen filter tank 8 filtering velocity be 5.16m/h, filtering layer duration of contact is 15min, and backwash rate is 20L/ (sm
2), flush time is 5min, and initial filter water drain time is 30min, and the cycle of operation is 30 days.Other is identical with embodiment six to nine.
Following examples are adopted to verify effect of the present invention:
Embodiment one:
In a kind of collaborative removal underground water, ferrimanganic, ammonia nitrogen and organic water treatment device are strengthened filter tank 8, backwashing pump 9, chlorine dioxide generating device 10, clean water basin 11, suction well 12 and water supply pump house 13 formed by deep-well lifting gear 1, drop water aeration pond 2, one-level Bioaugnentation filter tank 3, pump well 4, two-stage hoisting pump 5, blast aeration tower 6, two stage biologicals;
Deep-well lifting gear 1 is connected with the water transfer pipe network be arranged on drop water aeration pond 2, the water outlet in drop water aeration pond 2 is connected with first water inlet 17 in one-level Bioaugnentation filter tank 3, the water outlet in one-level Bioaugnentation filter tank 3 is connected with pump well 4, the water outlet of pump well 4 is provided with two-stage hoisting pump 5, and be connected with the water inlet of blast aeration tower 6, the first water inlet 19 that water outlet and the two stage biological of blast aeration tower 6 strengthen filter tank 8 is connected, the water outlet that two stage biological strengthens filter tank 8 is connected with the water inlet of clean water basin 11, the water outlet of clean water basin 11 is connected with suction well 12, the water outlet of suction well 12 is connected with water supply pump house 13,
The water outlet that described backwashing pump 9 strengthens filter tank 8 with second water inlet 18 in one-level Bioaugnentation filter tank 3, two stage biological is respectively connected with the second water inlet 20;
The water inlet of described clean water basin 11 is provided with chlorine dioxide generating device 10, and chlorine dioxide generating device 10 is connected with the water inlet of clean water basin 11;
Filtrate in described one-level Bioaugnentation filter tank 3 is hard coal-manganese sand double-layer filter material; The filtrate that described two stage biological strengthens in filter tank 8 is hard coal-manganese sand double-layer filter material; Described one-level Bioaugnentation filter tank 3 filter material surface inoculating compound bacterium agent, composite fungus agent is groundwater treatment ferrimanganic, ammonia nitrogen and organic composite flora; Described two stage biological strengthens filter tank 8 filter material surface inoculating compound bacterium agent, and composite fungus agent is groundwater treatment ferrimanganic, ammonia nitrogen and organic composite flora.
Filtrate in described one-level Bioaugnentation filter tank 3 is that filter height is 1.3m without fire coal-manganese sand double-layer filter material, is specially 0.8m manganese sand and 0.5m hard coal;
The filtrate that described two stage biological strengthens in filter tank 8 is that filter height is 1.3m without fire coal-manganese sand double-layer filter material, is specially 1.0m manganese sand and 0.3m hard coal.
Water purification plant of Heilongjiang Province adopts underground water source, because waterhead area is through exploiting for many years, by the impact of the factors such as geo-environmental change and ground environment pollution, ferrimanganic, ammonia nitrogen and organism severe overweight in underground water, and water quality is larger by seasonal effect, existing simple one-level hard coal filtration process can not control effectively to former water pollutant, need carry out upgrading to existing water factory.Water factory's upgrading scheme adopts ferrimanganic, ammonia nitrogen and organic water treatment device technique in the one of above-described embodiment collaborative removal underground water.
In a kind of collaborative removal underground water, the process method step of ferrimanganic, ammonia nitrogen and organic water treatment device is as follows:
One, start: start ferrimanganic, ammonia nitrogen and organic water treatment device in collaborative removal underground water, until water treatment device is stable;
Two, controlling drop water aeration pond 2 hydraulic detention time is 4min, and drop is highly 1.8m, and after drop water aeration, oxygen in water concentration reaches 5.2mg/L;
Three, controlling one-level Bioaugnentation filter tank 3 filtering velocity is 5.16m/h, and filtering layer duration of contact is 15min, and backwash rate is 20L/ (sm
2), flush time is 5min, and initial filter water drain time is 30min, and the cycle of operation is 2 days;
Four, the water outlet dissolved oxygen concentration controlling blast aeration tower 6 is 8.5mg/L;
Five, controlling two stage biological, to strengthen filter tank 8 filtering velocity be 5.16m/h, and filtering layer duration of contact is 15min, and backwash rate is 20L/ (sm
2), flush time is 5min, and initial filter water drain time is 30min, and the cycle of operation is 30 days;
Six, the dosage controlling chlorine dioxide generating device 10 is 1mg/L;
Seven, water treatment device runs until one-level Bioaugnentation filter tank 3 filter material surface forms ferroelectric oxide film, then at one-level Bioaugnentation filter tank 3 filter material surface inoculating compound bacterium agent, running water treatment device continues to run until two stage biological strengthens filter tank 8 filter material surface form manganese oxide film, then filter tank 8 filter material surface inoculating compound bacterium agent is strengthened at two stage biological, after ferrimanganic, ammonia nitrogen and organic water treatment device normally run in collaborative removal underground water, can collect at water supply pump house 13 and obtain the water after processing;
The composite fungus agent of the one-level Bioaugnentation filter tank 3 filter material surface inoculation described in step 7 is ferrimanganic bacterium, nitrification bacteria, denitrifying bacteria and heterotrophic bacterium, the concentration ratio 1:1:1:1 of ferrimanganic bacterium, nitrification bacteria, denitrifying bacteria and heterotrophic bacterium; The composite fungus agent that two stage biological described in step 7 strengthens filter tank 8 filter material surface inoculation is ferrimanganic bacterium, nitrification bacteria, denitrifying bacteria and heterotrophic bacterium, the concentration ratio 1:1:1:1 of ferrimanganic bacterium, nitrification bacteria, denitrifying bacteria and heterotrophic bacterium.
One-level Bioaugnentation filter tank 3 filter material surface inoculating compound bacterium agent described in step 7 is microbial inoculum repeated loading method, carries out three loads, makes the biomass on every gram of carrier reach 1 × l0
6cFU; It is microbial inoculum repeated loading method that two stage biological described in step 7 strengthens filter tank 8 filter material surface inoculating compound bacterium agent, carries out three loads, makes the biomass on every gram of carrier reach 1 × l0
6cFU.
After upgrading, detected the index of output water by water supply quality inspection center of Heilungkiang city, Fig. 2 is that in embodiment water, Fe content detection figure, ■ are former water, ● be the water outlet after the process of the present embodiment water technology, ★ is Fe clearance; Fig. 3 is that in embodiment water, Mn content detection figure, ■ are former water, ● be the water outlet after the process of the present embodiment water technology, ★ is Mn clearance; Fig. 4 is that in embodiment water, ammonia-nitrogen content detection figure, ■ are former water, ● be the water outlet after the process of the present embodiment water technology, ★ is ammonia nitrogen removal frank; Fig. 5 is COD in embodiment water
mncontent detection figure, ■ are former water, ● be the water outlet after the process of the present embodiment water technology, ★ is COD
mnclearance; Table 1 is Fe, Mn, ammonia nitrogen and COD in water
mndetection data; From table 1 and Fig. 2 to 5, equal can the stablizing of 106 indexs of content detection output water reaches " drinking water sanitary standard " (GB5749-2006), and iron, manganese, ammonia nitrogen and COD
mnnational standard is much better than etc. index.
Table 1 is Fe, Mn, ammonia nitrogen and COD in water
mndetection data
| Index (mean value) | Former water (mg/L) | Water outlet (mg/L) | Clearance (%) |
| Fe | 18.51 | 0.031 | 99.82 |
| Mn | 0.68 | 0.029 | 95.61 |
| Ammonia nitrogen | 2.23 | 0.028 | 98.75 |
| COD Mn | 5.06 | 1.143 | 77.46 |
Claims (10)
1. ferrimanganic in a collaborative removal underground water, ammonia nitrogen and organic water treatment device, it is characterized in that: ferrimanganic in a kind of collaborative removal underground water, ammonia nitrogen and organic water treatment device are by deep-well lifting gear (1), drop water aeration pond (2), one-level Bioaugnentation filter tank (3), pump well (4), two-stage hoisting pump (5), blast aeration tower (6), two stage biological strengthens filter tank (8), backwashing pump (9), chlorine dioxide generating device (10), clean water basin (11), suction well (12) and water supply pump house (13) composition,
Deep-well lifting gear (1) is connected with the water transfer pipe network be arranged on drop water aeration pond (2), the water outlet in drop water aeration pond (2) is connected with first water inlet (17) in one-level Bioaugnentation filter tank (3), the water outlet in one-level Bioaugnentation filter tank (3) is connected with pump well (4), the water outlet of pump well (4) is provided with two-stage hoisting pump (5), and be connected with the water inlet of blast aeration tower (6), the first water inlet (19) that water outlet and the two stage biological of blast aeration tower (6) strengthen filter tank (8) is connected, the water outlet that two stage biological strengthens filter tank (8) is connected with the water inlet of clean water basin (11), the water outlet of clean water basin (11) is connected with suction well (12), the water outlet of suction well (12) is connected with water supply pump house (13),
The water outlet that described backwashing pump (9) strengthens filter tank (8) with second water inlet (18) in one-level Bioaugnentation filter tank (3), two stage biological is respectively connected with the second water inlet (20);
The water inlet of described clean water basin (11) is provided with chlorine dioxide generating device (10), and chlorine dioxide generating device (10) is connected with the water inlet of clean water basin (11);
Filtrate in described one-level Bioaugnentation filter tank (3) is hard coal-manganese sand double-layer filter material; The filtrate that described two stage biological strengthens in filter tank (8) is hard coal-manganese sand double-layer filter material; Described one-level Bioaugnentation filter tank (3) filter material surface inoculating compound bacterium agent, composite fungus agent is groundwater treatment ferrimanganic, ammonia nitrogen and organic composite flora; Described two stage biological strengthens filter tank (8) filter material surface inoculating compound bacterium agent, and composite fungus agent is groundwater treatment ferrimanganic, ammonia nitrogen and organic composite flora.
2. one according to claim 1 is collaborative removes ferrimanganic, ammonia nitrogen and organic water treatment device in underground water, it is characterized in that: hard coal and manganese sand filtering material Thickness Ratio 1:(1 ~ 2 in described one-level Bioaugnentation filter tank (3)); It is 1:(3 ~ 5 that described two stage biological strengthens hard coal and manganese sand filtering material Thickness Ratio in filter tank (8)).
3. one according to claim 1 is collaborative removes ferrimanganic, ammonia nitrogen and organic water treatment device in underground water, it is characterized in that: the composite fungus agent that described one-level Bioaugnentation filter tank (3) is inoculated is ferrimanganic bacterium, nitrification bacteria, denitrifying bacteria and heterotrophic bacterium; It is ferrimanganic bacterium, nitrification bacteria, denitrifying bacteria and heterotrophic bacterium that described two stage biological strengthens the composite fungus agent inoculated in filter tank (8).
4. one according to claim 1 is collaborative removes ferrimanganic, ammonia nitrogen and organic water treatment device in underground water, it is characterized in that: described blast aeration tower (6) is made up of water dispensing apparatus and blast aerator (7).
5. one according to claim 1 is collaborative removes ferrimanganic, ammonia nitrogen and organic water treatment device in underground water, it is characterized in that: described chlorine dioxide generating device (10) is made up of feed device, reaction unit, security device, automatic control device and throwing device.
6. utilize the treatment process of ferrimanganic, ammonia nitrogen and organic water treatment device in a kind of collaborative removal underground water described in claim 1, it is characterized in that the process method step of ferrimanganic, ammonia nitrogen and organic water treatment device in a kind of collaborative removal underground water is as follows:
One, start: start ferrimanganic, ammonia nitrogen and organic water treatment device in collaborative removal underground water, until water treatment device is stable;
Two, controlling drop water aeration pond (2) hydraulic detention time is 3min ~ 5min, and drop is highly 1.5m ~ 2m, and after drop water aeration, oxygen in water concentration reaches 5.0mg/L ~ 5.5mg/L;
Three, controlling one-level Bioaugnentation filter tank (3) filtering velocity is 5m/h ~ 6m/h, and filtering layer duration of contact is 15min ~ 20min, and backwash rate is 20L/ (sm
2) ~ 25L/ (sm
2), flush time is 5min ~ 10min, and initial filter water drain time is 30min, and the cycle of operation is 2 days ~ 4 days;
Four, the water outlet dissolved oxygen concentration controlling blast aeration tower (6) is 8mg/L ~ 9mg/L;
Five, controlling two stage biological, to strengthen filter tank (8) filtering velocity be 5m/h ~ 6m/h, and filtering layer duration of contact is 15min ~ 20min, and backwash rate is 18L/ (sm
2) ~ 22L/ (sm
2), flush time is 5min ~ 10min, and initial filter water drain time is 30min, and the cycle of operation is 15 days ~ 30 days;
Six, the dosage controlling chlorine dioxide generating device (10) is 1mg/L ~ 1.5mg/L;
Seven, water treatment device runs until one-level Bioaugnentation filter tank (3) filter material surface forms ferroelectric oxide film, then at one-level Bioaugnentation filter tank (3) filter material surface inoculating compound bacterium agent, running water treatment device continues to run until two stage biological strengthens filter tank (8) filter material surface form manganese oxide film, then filter tank (8) filter material surface inoculating compound bacterium agent is strengthened at two stage biological, after ferrimanganic, ammonia nitrogen and organic water treatment device normally run in collaborative removal underground water, can collect at water supply pump house (13) and obtain the water after processing;
Described one-level Bioaugnentation filter tank (3) filter material surface inoculating compound bacterium agent, composite fungus agent is groundwater treatment ferrimanganic, ammonia nitrogen and organic composite flora; Described two stage biological strengthens filter tank (8) filter material surface inoculating compound bacterium agent, and composite fungus agent is groundwater treatment ferrimanganic, ammonia nitrogen and organic composite flora.
7. the treatment process of ferrimanganic, ammonia nitrogen and organic water treatment device in a kind of collaborative removal underground water according to claim 6, is characterized in that: the composite fungus agent that the one-level Bioaugnentation filter tank (3) described in step 7 is inoculated is ferrimanganic bacterium, nitrification bacteria, denitrifying bacteria and heterotrophic bacterium; It is ferrimanganic bacterium, nitrification bacteria, denitrifying bacteria and heterotrophic bacterium that two stage biological described in step 7 strengthens the composite fungus agent inoculated in filter tank (8).
8. the treatment process of ferrimanganic, ammonia nitrogen and organic water treatment device in a kind of collaborative removal underground water according to claim 6, it is characterized in that: one-level Bioaugnentation filter tank (3) the filter material surface inoculating compound bacterium agent described in step 7 is microbial inoculum repeated loading method, carry out three loads, make the biomass on every gram of carrier reach 1 × l0
6cFU; It is microbial inoculum repeated loading method that two stage biological described in step 7 strengthens filter tank (8) filter material surface inoculating compound bacterium agent, carries out three loads, makes the biomass on every gram of carrier reach 1 × l0
6cFU.
9. the treatment process of ferrimanganic, ammonia nitrogen and organic water treatment device in a kind of collaborative removal underground water according to claim 6, it is characterized in that: controlling one-level Bioaugnentation filter tank (3) filtering velocity in step 3 is 5.16m/h, filtering layer duration of contact is 15min, and backwash rate is 20L/ (sm
2), flush time is 5min, and initial filter water drain time is 30min, and the cycle of operation is 2 days.
10. the treatment process of ferrimanganic, ammonia nitrogen and organic water treatment device in a kind of collaborative removal underground water according to claim 6, it is characterized in that: controlling two stage biological enhancing filter tank (8) filtering velocity in step 5 is 5.16m/h, filtering layer duration of contact is 15min, and backwash rate is 20L/ (sm
2), flush time is 5min, and initial filter water drain time is 30min, and the cycle of operation is 30 days.
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