CN104085991A - Attapulgite-stabilization pond combined reactor and low-temperature domestic sewage advanced treatment method thereof - Google Patents

Attapulgite-stabilization pond combined reactor and low-temperature domestic sewage advanced treatment method thereof Download PDF

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CN104085991A
CN104085991A CN201410377005.6A CN201410377005A CN104085991A CN 104085991 A CN104085991 A CN 104085991A CN 201410377005 A CN201410377005 A CN 201410377005A CN 104085991 A CN104085991 A CN 104085991A
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reactor
water
programmable logic
logic controller
liquid level
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CN104085991B (en
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孙楠
田伟伟
李晨洋
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Northeast Agricultural University
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Northeast Agricultural University
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Abstract

The invention provides an attapulgite-stabilization pond combined reactor and a low-temperature domestic sewage advanced treatment method thereof, relating to the field of sewage treatment, particularly a low-temperature domestic sewage advanced treatment reactor and method. The invention aims to solve the problems of high investment, high energy consumption and low efficiency in the existing rural domestic sewage treatment method in severe cold regions. The attapulgite-stabilization pond combined reactor is composed of a drop system, a facultative pond water inlet system, a facultative pond water treatment system, a facultative pond water outlet system, an aerobic pond water treatment system and an aerobic pond water outlet system. The method comprises the following steps: 1. inoculating, and culturing; 2. enriching dissolved oxygen; 3. starting the facultative pond reactor; 4. starting the aerobic pond reactor; and 5. automatically operating the stabilization pond reactor, thereby completing the low-temperature domestic sewage treatment. The reactor and method are mainly used for treating low-temperature domestic sewage.

Description

The method of attapulgite-stabilization pond combined reactor and advanced treatment low-temperature sewage thereof
Technical field
The present invention relates to sewage treatment area, be specifically related to a kind of reactor and method of advanced treatment low-temperature sewage.
Background technology
That severe cold area rural domestic sewage treatment is faced with is with high investment, highly energy-consuming, poor efficiency, draining typical problem not up to standard, havoc the quality of water environment of this area, endangered villager's water safety, restrict the construction in national green villages and small towns, therefore, very necessary for the research of severe cold area rural domestic sewage treatment problem.And a little less than the relative thin of severe cold area rural economy basis, sewage treatment facility is unsound, population is less, distribution is wide, the feature that the sanitary sewage water yield is few, concentration is low, the centralized sewage disposal pattern that is applicable to city can not be copied mechanically and applied indiscriminately in rural area, must choose aptly the decentralized type sewage tupe that is applicable to rural area, severe cold area because of ground.Stabilization pond is as the natural water self-cleaning system with embankment and impervious barrier, there is low input, low power consuming, stable, convenient management compared with traditional decentralized type sewage treatment technology, can realize the advantages such as innoxious, the resource utilization of sewage, field of water treatment at home and abroad and engineering circles have caused extensive concern.But often there is certain restriction in treatment technology single under cold condition, is difficult to reach sewage drainage standard.
In recent years, conventionally adopt in orientation process and add the measure of filler as the carrier of attached growth of microorganisms, reach the object that strengthens wastewater treatment efficiency by the metabolism of microorganism, meanwhile, filler has concurrently again and filters the function of holding back with solid-liquid separation.Therefore, the selection of filler has direct impact to sewage disposal usefulness, construction costs and working cost.
Summary of the invention
The object of the invention is to solve that the investment that existing severe cold area treatment method for rural sewage faces is large, high, the inefficient problem that consumes energy, and the method for attapulgite-stabilization pond combined reactor and advanced treatment low-temperature sewage thereof is provided.
Attapulgite-stabilization pond combined reactor is by elevated tank, water storage tank, thrust-augmenting nozzle I, submersible pump, support, header tank, water dropping device, facultative lagoon water inlet pipe, entering water electromagnetic valve, water inlet liquid level sensor, facultative lagoon reactor, motor, whipping appts, water outlet liquid level sensor I, facultative lagoon rising pipe, water outlet constant current suction pump, aerobic pool reactor, aerating apparatus, gas meter, pneumatic pump, frequency transformer, water outlet liquid level sensor II, aerobic pool rising pipe, go out water solenoid valve, filtered water tank, programmable logic controller and upper computer composition, wherein by elevated tank, water storage tank, thrust-augmenting nozzle I, submersible pump, support, header tank and water dropping device composition drop system, elevated tank is rack-mount, submersible pump is placed in water storage tank inner bottom part, elevated tank is communicated with submersible pump in water storage tank by thrust-augmenting nozzle I, settle water dropping device at elevated tank outer bottom, below water dropping device, header tank is settled at the outer top of water storage tank, wherein form facultative lagoon water inlet system by facultative lagoon water inlet pipe, entering water electromagnetic valve and water inlet liquid level sensor, entering water electromagnetic valve is arranged on facultative lagoon water inlet pipe, adopt the switch of water inlet liquid level sensor control entering water electromagnetic valve, water inlet liquid level sensor has three probes, is respectively upper limit water-level probe, lower limit water-level probe and top water-level probe, wherein form facultative lagoon water treatment system by facultative lagoon reactor, motor and whipping appts, above facultative lagoon reactor, whipping appts is installed, and the paddle of dress whipping appts submerges in the inoculation of activated-sludge of facultative lagoon reactor bottom, wherein by facultative lagoon rising pipe, water outlet constant current suction pump and water outlet liquid level sensor I composition facultative lagoon outlet system, the facultative lagoon minimum liquid level probe of water outlet liquid level sensor I is higher than the upper aspect of the inoculation of activated-sludge of facultative lagoon reactor bottom, by facultative lagoon rising pipe, facultative lagoon reactor and aerobic pool reactor are communicated with, between facultative lagoon reactor and aerobic pool reactor, water outlet constant current suction pump is set on facultative lagoon rising pipe, facultative lagoon rising pipe port in facultative lagoon reactor arranges filter screen, the water outlet of facultative lagoon reactor is the water-in of aerobic pool reactor, wherein form aerobic pool water treatment system by aerobic pool reactor, aerating apparatus, gas meter, pneumatic pump and frequency transformer, on the aerobic pool, reactor inner bottom part arranges aerating apparatus, and aerating apparatus is higher than the upper aspect of aerobic pool reactor bottom inoculation of activated-sludge, aerating apparatus connects pneumatic pump through pipeline, installing gas under meter between pneumatic pump and aerating apparatus, wherein by water outlet liquid level sensor II, aerobic pool rising pipe, go out water solenoid valve and filtered water tank forms aerobic pool outlet system, the aerobic pool minimum liquid level of water outlet liquid level sensor II is popped one's head in higher than aspect on the inoculation of activated-sludge of aerobic pool reactor bottom, aerobic pool reactor is communicated with by aerobic pool rising pipe with filtered water tank, the minimum liquid level of the water outlet in the reactor of the aerobic pool and water outlet liquid level sensor II is popped one's head in sustained height, go out water solenoid valve and be placed on the rising pipe of the aerobic pool, at the pipe end place that is positioned at aerobic pool reactor, filter screen is set, utilize programmable logic controller (PLC) controls entering water electromagnetic valve, water outlet constant current suction pump and go out the switch situation of water solenoid valve, utilize the stirring state of programmable logic controller (PLC) controls whipping appts, utilize programmable logic controller to pass through switch and the running condition of Frequency Converter Control pneumatic pump, utilize programmable logic controller to pass through its inner timer I, timer II, timer III is controlled respectively the treatment time of water of facultative lagoon reactor and aerobic pool reactor, the interval aeration time of aerating apparatus, water inlet liquid level sensor, water outlet liquid level sensor I, the information exchange that gas meter and water outlet liquid level sensor II show is crossed programmable logic controller and is fed back to upper computer, demonstrate into water liquid level sensor at upper computer, water outlet liquid level sensor I, the specifying information of gas meter and water outlet liquid level sensor II, the water outlet of the drop that goes out the uniform formation shower type of water surface of described water dropping device.
The method of utilizing attapulgite-stabilization pond combined reactor advanced treatment low-temperature sewage, specifically completes according to the following steps:
One, in facultative lagoon reactor, add anaerobic species mud, in the reactor of the aerobic pool, add aerobic bacterial classification mud;
Two, be under 6~10 DEG C of conditions, low-temperature sewage to be filled in water storage tank in temperature, by submersible pump, low-temperature sewage is inputted to elevated tank by thrust-augmenting nozzle I, sewage is from the elevated tank water dropping device of flowing through, low-temperature sewage drops to and header tank, forms drop water aeration with the drop form of shower type from water dropping device, to increase the dissolved oxygen in low-temperature sewage, obtain the low-temperature sewage of enrichment dissolved oxygen;
Three, start facultative lagoon reactor, the artificial entering water electromagnetic valve of opening of water inlet for the first time, make the low-temperature sewage of enrichment dissolved oxygen flow into facultative lagoon reactor, keep liquid level between the upper limit level probe and bottom limit level probe of water inlet liquid level sensor, water inlet liquid level sensor by signal feedback to programmable logic controller, be now 25d by the treatment time of water of the timer I control facultative lagoon reactor of programmable logic controller inside, programmable logic controller starter motor is controlled the stirring of whipping appts, manually in facultative lagoon reactor, add attapulgite filler, after timer I counting 25d finishes, by the unlatching of programmable logic controller (PLC) controls water outlet constant current suction pump, the sanitary sewage sewage of processing in facultative lagoon reactor is entered in the reactor of the aerobic pool, facultative lagoon minimum liquid level probe place by the water outlet minimum level in programmable logic controller (PLC) controls facultative lagoon reactor in water outlet liquid level sensor I, facultative lagoon reactor stops water outlet, the now unlatching of programmable logic controller (PLC) controls entering water electromagnetic valve, for the second time the low-temperature sewage of enrichment dissolved oxygen is flowed into facultative lagoon reactor, facultative lagoon reactor start-up completes,
Four, start aerobic pool reactor, after water outlet constant current suction pump is closed, treatment time of water by the aerobic pool of the timer II control reactor of programmable logic controller inside is 25d, programmable logic controller starts pneumatic pump by frequency transformer, make aerating apparatus carry out aeration, and by the timer III control interval aeration time of programmable logic controller inside, manually in the reactor of the aerobic pool, add attapulgite filler simultaneously, after timer II counting 25d finishes, programmable logic controller (PLC) controls goes out the unlatching of water solenoid valve, make the low-temperature sewage of aerobic pool reactor for treatment enter filtered water tank, minimum liquid level probe place, the aerobic pool by the water outlet minimum level in the reactor of the aerobic pool of programmable logic controller (PLC) controls in water outlet liquid level sensor II, aerobic pool reactor stops water outlet, aerobic pool reactor start-up completes,
Five, automatic stable pool reactor, described facultative lagoon reactor is cylindrical, described aerobic pool reactor is cylindrical, the useful volume of facultative lagoon reactor and aerobic pool reactor equates, and the integral reactor in the same center of circle, bottom being made up of facultative lagoon reactor and aerobic pool reactor is stabilization pond reactor, start after reactor, by upper computer editor facultative lagoon water inlet system, facultative lagoon water treatment system, facultative lagoon outlet system, the program of the running condition of aerobic pool water treatment system and aerobic pool outlet system, then the program editting is inputed to programmable logic controller, carry out by programmable logic controller the program that upper computer edits, utilize programmable logic controller (PLC) controls entering water electromagnetic valve, water outlet constant current suction pump and go out the switch situation of water solenoid valve, utilize programmable logic controller (PLC) controls whipping appts running condition, utilize programmable logic controller to pass through its inner timer I, timer II is controlled respectively the treatment time of water of facultative lagoon reactor and aerobic pool reactor, utilize programmable logic controller to pass through switch and the running condition of Frequency Converter Control pneumatic pump, utilize the interval aeration time of the timer III control aerating apparatus of programmable logic controller inside, after the normal operation of attapulgite-stabilization pond combined reactor, can in filtered water tank, collect clear water after treatment.
Beneficial effect of the present invention: one, attapulgite-stabilization pond combined reactor of the present invention has been saved floor space compared with original reactor, and facultative lagoon reactor and aerobic pool reactor all adopt cylindrical, avoid the appearance in dead band in reactor, extended work-ing life.Two, the integral type stabilization pond reactor in attapulgite-stabilization pond combined reactor is controlled by programmable logic controller (PLC), each function of controlling realizes Automatic continuous processing low-temperature sewage by editor's program, reliability is high, simple to operate, and suitability is strong.Three, attapulgite specific surface area is large, gap structure is flourishing, ion-exchange capacity is stronger, there is higher plasticity-and adsorptivity, it is made to spherical porous floating stuffing of uniform size certainly, adsorbable a large amount of microorganism, can be used as microorganism growth carrier, for microorganism growth under cold condition provides good environment, waste can be used as farmland fertilizer, cheap environmental protection.Four, the method for attapulgite-stabilization pond combined reactor and advanced treatment low-temperature sewage thereof is processed severe cold area domestic sewage in rural areas by using, the water concentration that goes out of COD and ammonia nitrogen reaches country's " integrated wastewater discharge standard " (GB8978-1996) secondary standard, TP goes out water concentration and reaches country's " urban wastewater treatment firm pollutant emission standard " (GB18918-2002) secondary standard, the clearance of COD, ammonia nitrogen, TP is respectively to 95.5%, 90.7%, 87.3%, and that technique is simple, management is controlled is convenient, it is little to consume energy, investment and working cost low.
Brief description of the drawings
Fig. 1 is the structural representation of attapulgite-stabilization pond combined reactor;
Fig. 2 is the vertical view of facultative lagoon reactor, aerobic pool reactor and aerating apparatus in attapulgite-stabilization pond combined reactor;
Fig. 3 is can editing controller (PLC) to be related to schematic diagram as the control of core in attapulgite-stabilization pond combined reactor.
Embodiment
Embodiment one: in conjunction with Fig. 1 and Fig. 3, present embodiment is that attapulgite-stabilization pond combined reactor is by elevated tank 1, water storage tank 2, thrust-augmenting nozzle I 3, submersible pump 4, support 5, header tank 6, water dropping device 7, facultative lagoon water inlet pipe 8, entering water electromagnetic valve 9, water inlet liquid level sensor 10, facultative lagoon reactor 11, motor 12, whipping appts 13, water outlet liquid level sensor I 14, facultative lagoon rising pipe 15, water outlet constant current suction pump 16, aerobic pool reactor 17, aerating apparatus 18, gas meter 19, pneumatic pump 20, frequency transformer 21, water outlet liquid level sensor II 22, aerobic pool rising pipe 23, go out water solenoid valve 24, filtered water tank 25, programmable logic controller 26 and upper computer 27 form, wherein by elevated tank 1, water storage tank 2, thrust-augmenting nozzle I 3, submersible pump 4, support 5, header tank 6 and water dropping device 7 form drop system, elevated tank 1 is arranged on support 5, and submersible pump 4 is placed in water storage tank 2 inner bottom parts, and elevated tank 1 is communicated with by the interior submersible pump 4 of thrust-augmenting nozzle I 3 and water storage tank 2, settle water dropping device 7 at elevated tank 1 outer bottom, below water dropping device 7, header tank 6 is settled at the outer top of water storage tank 2, wherein form facultative lagoon water inlet system by facultative lagoon water inlet pipe 8, entering water electromagnetic valve 9 and water inlet liquid level sensor 10, entering water electromagnetic valve 9 is arranged on facultative lagoon water inlet pipe 8, adopt water inlet liquid level sensor 10 to control the switch of entering water electromagnetic valve 9, water inlet liquid level sensor 10 has three probes, is respectively upper limit water-level probe 10-1, lower limit water-level probe 10-2 and top water-level probe 10-3, wherein form facultative lagoon water treatment system by facultative lagoon reactor 11, motor 12 and whipping appts 13, whipping appts 13 is installed above facultative lagoon reactor 11, and the paddle of dress whipping appts 13 submerges in the inoculation of activated-sludge of facultative lagoon reactor 11 bottoms, wherein by facultative lagoon rising pipe 15, water outlet constant current suction pump 16 and water outlet liquid level sensor I 14 form facultative lagoon outlet system, the facultative lagoon minimum liquid level probe 14-1 of water outlet liquid level sensor I 14 is higher than the upper aspect of the inoculation of activated-sludge of facultative lagoon reactor 11 bottoms, by facultative lagoon rising pipe 15, facultative lagoon reactor 11 and aerobic pool reactor 17 are communicated with, between facultative lagoon reactor 11 and aerobic pool reactor 17, water outlet constant current suction pump 16 is set on facultative lagoon rising pipe 15, facultative lagoon rising pipe 15 ports in facultative lagoon reactor 11 arrange filter screen, the water outlet of facultative lagoon reactor 11 is the water-in of aerobic pool reactor 17, wherein form aerobic pool water treatment system by aerobic pool reactor 17, aerating apparatus 18, gas meter 19, pneumatic pump 20 and frequency transformer 21, on the aerobic pool, reactor 17 inner bottom parts arrange aerating apparatus 18, and aerating apparatus 18 is higher than the upper aspect of aerobic pool reactor 17 bottom inoculation of activated-sludge, aerating apparatus 18 connects pneumatic pump 20, installing gas under meter 19 between pneumatic pump 20 and aerating apparatus 18 through pipeline, wherein by water outlet liquid level sensor II 22, aerobic pool rising pipe 23, go out the outlet system that water solenoid valve 24 and filtered water tank 25 form aerobic pool reactor 17, the aerobic pool minimum liquid level probe 22-1 of water outlet liquid level sensor II 22 is higher than aspect on the inoculation of activated-sludge of reactor 17 bottoms, the aerobic pool, aerobic pool reactor 17 is communicated with by aerobic pool rising pipe 23 with filtered water tank 25, the minimum liquid level of the water outlet in aerobic pool reactor 17 and water outlet liquid level sensor II 22 is popped one's head in sustained height, going out water solenoid valve 24 is placed on aerobic pool rising pipe 23, at the pipe end place that is positioned at aerobic pool reactor 17, filter screen is set, utilize programmable logic controller 26 to control entering water electromagnetic valve 9, water outlet constant current suction pump 16 and go out the switch situation of water solenoid valve 20, utilize programmable logic controller 26 to control the stirring state of whipping appts 13, utilize programmable logic controller 26 to control switch and the running condition of pneumatic pump 20 by frequency transformer 21, utilize programmable logic controller 26 to control respectively facultative lagoon reactor 11 by its inner timer I, timer II, timer III
With the treatment time of water of aerobic pool reactor 17, the interval aeration time of aerating apparatus 18, water inlet liquid level sensor 10,
The information exchange that water outlet liquid level sensor I 14, gas meter 19 and water outlet liquid level sensor II 22 show is crossed programmable logic controller 26 and is fed back to upper computer 27, demonstrates into the specifying information of water liquid level sensor 10, water outlet liquid level sensor I 14, gas meter 19 and water outlet liquid level sensor II 22 at upper computer 27; The water outlet of the drop that goes out the uniform formation shower type of water surface of described water dropping device 7.
Upper computer 27 described in present embodiment utilizes IFIX software to carry out program editing.
Programmable logic controller described in present embodiment is called for short PLC.
Principle of work: by the water inlet system of upper computer (IFIX software) 27 editor's facultative lagoon reactors 11, the water treatment system of facultative lagoon reactor 11, the outlet system of facultative lagoon reactor 11, the water treatment system of aerobic pool reactor 17, the running condition of the outlet system of aerobic pool reactor 17, then the program editting is inputed to programmable logic controller (PLC) 26, carry out upper computer (IFIX software) 27 programs that edit by programmable logic controller (PLC) 26, utilize programmable logic controller (PLC) 26 to control entering water electromagnetic valve 9, the switch situation of the switch situation of water outlet constant current suction pump 14, whipping appts 13 running conditions, utilize programmable logic controller (PLC) 26 to control switch and the running condition of pneumatic pump 20 by frequency transformer 21, utilize programmable logic controller (PLC) 26 by its inner timer I, timer II is controlled respectively the treatment time of water of facultative lagoon reactor 11 and aerobic pool reactor 17, utilize programmable logic controller (PLC) 26 by the interval aeration time of its inner timer III control aerating apparatus 18, reach the operation automatically continuously of integral type stabilization pond reactor.
Fig. 1 is the structural representation of attapulgite-stabilization pond combined reactor, in figure, 1 is elevated tank, 2 is water storage tank, 3 is thrust-augmenting nozzle, 4 is submersible pump, 5 is support, 6 is header tank, 7 is water dropping device, 8 is facultative lagoon water inlet pipe, 9 is entering water electromagnetic valve, 10 is water inlet liquid level sensor, 10-1 is upper limit level probe, 10-2 is bottom limit level probe, 10-3 is the highest level probe, 11 is facultative lagoon reactor, 12 motors, 13 is whipping appts, 14 is water outlet liquid level sensor I, 14-1 is facultative lagoon minimum liquid level probe, 15 is facultative lagoon rising pipe, 16 is water outlet constant current suction pump, 17 is aerobic pool reactor, 18 is aerating apparatus, 19 is gas meter, 20 is pneumatic pump, 21 is frequency transformer, 22 is water outlet liquid level sensor II, 22-1 is aerobic pool minimum liquid level probe, 23 is aerobic pool rising pipe, 24 for going out water solenoid valve, 25 is filtered water tank, 26 is programmable logic controller, 27 is upper computer.
In attapulgite-stabilization pond combined reactor described in present embodiment taking programmable logic controller (PLC) 26 as core, control is related to that schematic diagram is as Fig. 3, and Fig. 3 is can editing controller (PLC) to be related to schematic diagram as the control of core in attapulgite-stabilization pond combined reactor.The monitoring software of upper computer 27 adopts IFIX3.5 integrated software package, mainly complete the demonstration of technical process picture, the water inlet system of editor's facultative lagoon reactor 11, the water treatment system of facultative lagoon reactor 11, the outlet system of facultative lagoon reactor 11, the water treatment system of aerobic pool reactor 17, the program of the outlet system running condition of aerobic pool reactor 17, parameter value in the each system of Real-time Collection, and on picture, dynamically show water inlet liquid level sensor 10, gas meter 19, water outlet liquid level sensor I 15, the actual value of water outlet liquid level sensor II 22, automatically preserve each point value, automatic alarm, statistics is printed, form etc.According to this system process requirement, carry out PLC I/O (I/O) statistics: 1. switching value input (AI): amount to 5 points for receiving upper limit level probe 10-1, bottom limit level probe 10-2, the highest level probe 10-3, the facultative lagoon minimum liquid level probe 15-1 of facultative lagoon reactor 11 liquid levels, the aerobic pool minimum liquid level probe 21-1 that accepts aerobic pool reactor 17 liquid levels.2. switching value output (AO): for controlling whipping appts 13, sound and light alarm, entering water electromagnetic valve 9, water outlet constant current suction pump 14, go out the numerary signal of the on off control of water solenoid valve 24, amount to 5 points.3. analog input (DI): for gathering the simulating signal of electric current of flow sensor, frequency transformer 21 of gas flow, amount to 2 tunnels.4. analog output (DO): for given by 20 frequency conversions of analog quantity control pneumatic pump, amount to 1 tunnel.The choice of main machine OMRONCP1H-X40DR-A model of PLC, also needs to join CP1W-AD041 analog input module 4 Kuai Gong 16 tunnels in addition, 1 of CP1W-DA041 analog output module totally 4 tunnels.This configuration has switching value and inputs 24 points, and switching value is exported 16 points, analog input 16 tunnels, and analog output 4 tunnels, can satisfy the demands completely, also leave part surplus, conveniently this system are safeguarded and are upgraded in the future.
Attapulgite-stabilization pond combined reactor described in present embodiment has self-protective mechanism, in the time having fault to occur, will occur sound and light alarm, and record trouble information, and easy access and information are reviewed; Once there is gross error in system operation, out of service immediately.
Present embodiment forms drop system to carry out drop water aeration by elevated tank 1, water storage tank 2, thrust-augmenting nozzle I 3, submersible pump 4, support 5, header tank 6 and water dropping device 7,
Facultative lagoon rising pipe 15 ports in facultative lagoon reactor 11 described in present embodiment arrange filter screen, its objective is the outflow that prevents filler.
The pipe end place being positioned at aerobic pool reactor 17 described in present embodiment arranges filter screen, and its object prevents the outflow of filler.
Embodiment two: in conjunction with Fig. 2, the difference of present embodiment and embodiment one is: described facultative lagoon reactor 11 is cylindrical, described aerobic pool reactor 17 is cylindrical, the useful volume of facultative lagoon reactor 11 and aerobic pool reactor 17 equates, and the integral reactor in the same center of circle, bottom being made up of facultative lagoon reactor 11 and aerobic pool reactor 17 is stabilization pond reactor.Other are identical with embodiment one.
The useful volume of the facultative lagoon reactor 11 described in present embodiment be all 150L, radius be 17.5cm, highly for 156cm.
The useful volume of the aerobic pool reactor 17 described in present embodiment be all 150L, radius be 35cm, highly for 39cm.
Embodiment three: in conjunction with Fig. 3, present embodiment is the method that attapulgite-stabilization pond combined reactor is processed low-temperature sewage, specifically completes according to the following steps:
One, in facultative lagoon reactor 11, add anaerobic species mud, in aerobic pool reactor 17, add aerobic bacterial classification mud;
Two, be low-temperature sewage to be filled in water storage tank 2 under 6~10 DEG C of conditions in temperature, by submersible pump 4, low-temperature sewage is inputted to elevated tank 1 by thrust-augmenting nozzle I 3, sewage is from elevated tank 1 water dropping device 7 of flowing through, low-temperature sewage drops to header tank 6 and forms drop water aeration with the drop form of shower type from water dropping device 7, to increase the dissolved oxygen in low-temperature sewage, obtain the low-temperature sewage of enrichment dissolved oxygen;
Three, start facultative lagoon reactor 11, the artificial entering water electromagnetic valve 9 of opening of water inlet for the first time, make the low-temperature sewage of enrichment dissolved oxygen flow into facultative lagoon reactor 11, keep liquid level between the upper limit level probe 10-1 and bottom limit level probe 10-2 of water inlet liquid level sensor 10, water inlet liquid level sensor 10 by signal feedback to programmable logic controller 26, be now 25d by the treatment time of water of the timer I control facultative lagoon reactor 11 of programmable logic controller 26 inside, programmable logic controller 26 starter motors 12 are controlled the stirring of whipping appts 13, manually in facultative lagoon reactor 11, add attapulgite filler, after timer I counting 25d finishes, controlled the unlatching of water outlet constant current suction pump 16 by programmable logic controller 26, the sanitary sewage sewage of facultative lagoon reactor 11 interior processing is entered in aerobic pool reactor 17, control water outlet minimum level in the facultative lagoon reactor 11 facultative lagoon minimum liquid level probe 14-1 place in water outlet liquid level sensor I 14 by programmable logic controller 26, facultative lagoon reactor 11 stops water outlet, now programmable logic controller 26 is controlled the unlatching of entering water electromagnetic valve 9, for the second time the low-temperature sewage of enrichment dissolved oxygen is flowed into facultative lagoon reactor 11, facultative lagoon reactor 11 has started,
Four, start aerobic pool reactor 17, after water outlet constant current suction pump 16 is closed, treatment time of water by the aerobic pool of the timer II control reactor 17 of programmable logic controller 26 inside is 25d, programmable logic controller 26 starts pneumatic pump 20 by frequency transformer 21, make aerating apparatus 18 carry out aeration, and by the timer III control interval aeration time of programmable logic controller 26 inside, manually in aerobic pool reactor 17, add attapulgite filler simultaneously, after timer II counting 25d finishes, programmable logic controller 26 is controlled out the unlatching of water solenoid valve 24, the low-temperature sewage that aerobic pool reactor 17 is processed enters filtered water tank 25, control water outlet minimum level in aerobic pool reactor 17 at the aerobic pool of water outlet liquid level sensor II 22 minimum liquid level probe 22-1 place by programmable logic controller 26, aerobic pool reactor 17 stops water outlet, aerobic pool reactor 17 has started,
Five, automatic stable pool reactor, described facultative lagoon reactor 11 is cylindrical, described aerobic pool reactor 17 is cylindrical, the useful volume of facultative lagoon reactor 11 and aerobic pool reactor 17 equates, and the integral reactor in the same center of circle, bottom being made up of facultative lagoon reactor 11 and aerobic pool reactor 17 is stabilization pond reactor, start after reactor, edit facultative lagoon water inlet system by upper computer 27, facultative lagoon water treatment system, facultative lagoon outlet system, the program of the running condition of aerobic pool water treatment system and aerobic pool outlet system, then the program editting is inputed to programmable logic controller 26, carry out by programmable logic controller 26 program that upper computer 27 edits, utilize programmable logic controller 26 to control entering water electromagnetic valve 9, water outlet constant current suction pump 16 and the switch situation that goes out water solenoid valve 24, utilize programmable logic controller 26 to control whipping appts 13 running conditions, utilize programmable logic controller 26 by its inner timer I, timer II is controlled respectively the treatment time of water of facultative lagoon reactor 11 and aerobic pool reactor 17, utilize programmable logic controller 26 to control switch and the running condition of pneumatic pump 20 by frequency transformer 21, utilize the interval aeration time of the timer III control aerating apparatus 18 of programmable logic controller 26 inside, after the normal operation of attapulgite-stabilization pond combined reactor, can in filtered water tank 25, collect clear water after treatment.
Embodiment four: present embodiment is different from specific implementation method three: the attapulgite filler described in step 3 is made according to the following steps: by particle diameter be less than 200 orders, specific surface area is greater than 170m 2/ g attapulgite is made the suspending carrier of spherical porous absorption microorganism, the aperture of the suspending carrier of spherical porous absorption microorganism between 0.2mm~0.8mm, sphere diameter 6.5mm~8.5mm, be attapulgite filler; In step 3, be 25g/L~35g/L to adding the dosage of attapulgite filler in facultative lagoon reactor 11.Other are identical with specific implementation method three.
Embodiment five: present embodiment is different from one of specific implementation method three or four: the attapulgite filler described in step 4 is made according to the following steps: by particle diameter be less than 200 orders, specific surface area is greater than 170m 2/ g attapulgite is made the suspending carrier of spherical porous absorption microorganism, the aperture of the suspending carrier of spherical porous absorption microorganism between 0.2mm~0.8mm, sphere diameter 6.5mm~8.5mm, be attapulgite filler; In step 4, be 25g/L~35g/L to adding the dosage of attapulgite filler in aerobic pool reactor 17.Other are identical with specific implementation method three or four.
Embodiment six: in conjunction with Fig. 3, present embodiment is different from one of specific implementation method three to five: the upper computer 27 described in step 5 is edited the program of the flooded condition of facultative lagoon reactor 11, specifying information is as follows: in the time that the liquid level in facultative lagoon reactor 11 is held lower than the lower limit water-level probe 10-2 of water inlet liquid level sensor 10, information is fed back to programmable logic controller 26 by water inlet liquid level sensor 10, programmable logic controller 26 is controlled the unlatching of entering water electromagnetic valve 9, the low-temperature sewage of enrichment dissolved oxygen is entered when facultative lagoon reactor 11 through 8 gravity flows of facultative lagoon water inlet pipe by header tank 6, in the time that the interior liquid level of facultative lagoon reactor 11 touches the upper limit water-level probe 10-1 into water liquid level sensor 10, information is fed back to programmable logic controller 26 by water inlet liquid level sensor 10, programmable logic controller 26 controls cutting out of entering water electromagnetic valve 9, make the interior liquid level of facultative lagoon reactor 11 touch while popping one's head in 10-3 into the top water-level of water liquid level sensor 10 if break down, information is fed back to programmable logic controller 26 by water inlet liquid level sensor 10, and show and warn on upper computer 27, the all operational systems of attapulgite-stabilization pond combined reactor that now programmable logic controller 26 is controlled are closed.Other are identical with specific implementation method three to five.
Embodiment seven: in conjunction with Fig. 3, present embodiment is different from one of specific implementation method three to six: the upper computer 27 described in step 5 is edited the program of the water treatment situation of facultative lagoon reactor 11, specifying information is as follows: remove on upper computer 27 and show while warning, need to close the water treatment system of facultative lagoon reactor 11, otherwise facultative lagoon reactor 11 water treatment system continuous services, after entering water electromagnetic valve 9 is closed, the timer I of programmable logic controller 26 inside starts to count 25d, programmable logic controller 26 starter motors 12 are controlled the stirring of whipping appts 13, make whipping appts 13 continue to stir with 30r/min~40r/min.Other are identical with specific implementation method three to six.
Embodiment eight: in conjunction with Fig. 3, present embodiment is different from one of specific implementation method three to seven: the upper computer 27 described in step 5 is edited the program of the water outlet situation of facultative lagoon reactor 11, specifying information is as follows: after the timer I counting 25d of programmable logic controller 26 inside finishes, programmable logic controller 26 is controlled water outlet constant current suction pump 16 and is opened, make the low-temperature sewage of processing through facultative lagoon reactor 11 flow into aerobic pool reactor 17, in the time that the facultative lagoon minimum liquid level probe 14-1 of water outlet liquid level sensor I 14 exposes liquid level, information is fed back to programmable logic controller 26 by water outlet liquid level sensor I 14, programmable logic controller 26 controls water outlet constant current suction pump 16 and cuts out, now programmable logic controller 26 is controlled entering water electromagnetic valve 9 and is opened, facultative lagoon reactor 11 is intake again, after water inlet end, the timer I of programmable logic controller 26 inside starts again to count 25d.Other are identical with specific implementation method three to seven.
Embodiment nine: in conjunction with Fig. 3, present embodiment is different from one of specific implementation method three to eight: the upper computer 27 described in step 5 is edited the program of the water treatment situation of aerobic pool reactor 17, specifying information is as follows: after water outlet constant current suction pump 16 is closed, the timer II of programmable logic controller 26 inside starts to count 25d, programmable logic controller 26 starts and operation pneumatic pump 20 by frequency transformer 21, make aerating apparatus 18 carry out aeration with aeration rate 450L/h~630L/h, aeration rate shows by gas meter 19, data feedback is to programmable logic controller 26, and show on upper computer 27, if the data that gas meter 19 shows on upper computer 27 are during lower than 450L/h or higher than 630L/h, programmable logic controller 26 regulates the instruction of exporting to frequency transformer 21, control the revolution of pneumatic pump 20, to aeration rate till between 450L/h~630L/h, the interval aeration time of the timer III control aerating apparatus 18 of programmable logic controller 26 inside simultaneously, every 4h aeration once, each aeration 4h.Other are identical with specific implementation method three to eight.
Embodiment ten: in conjunction with Fig. 3, present embodiment is different from one of specific implementation method three to nine: the upper computer 27 described in step 5 is edited the program of the water outlet situation of aerobic pool reactor 17, specifying information is as follows: after the timer II counting 25d of programmable logic controller 26 inside finishes, arrive the water discharging time of aerobic pool reactor 17, programmable logic controller 26 is controlled the unlatching of controlling out water solenoid valve 24, the low-temperature sewage of processing through aerobic pool reactor 17 enters filtered water tank 25 through 23 gravity flows of aerobic pool rising pipe, when the aerobic pool minimum liquid level probe 22-1 of water outlet liquid level sensor II 22 exposes liquid level, information is fed back to programmable logic controller 26 by water outlet liquid level sensor II 22, programmable logic controller 26 controls out water solenoid valve 24 and cuts out.Other are identical with specific implementation method three to nine.
Adopt following verification experimental verification effect of the present invention:
Test one: this attapulgite-stabilization pond combined reactor is processed low-temperature sewage, specifically completes according to the following steps:
One, in facultative lagoon reactor 11, add anaerobic species mud, in aerobic pool reactor 17, add aerobic bacterial classification mud;
Anaerobic species mud described in step 1 obtains according to the following steps: add sanitary sewage as cultivating former water to containing in the mud of anaerobic species, COD:N:P=100:5:1 in described sanitary sewage, if COD deficiency is injected sanitary sewage, if ammonia nitrogen deficiency adds urea and supplements nitrogenous source, if phosphorus deficiency adds tertiary sodium phosphate, under sealed state, stir, ensure that mud is not deposited in container bottom, allow anerobe self-growth breed, every 2d is to the sanitary sewage that injects 5L in container, COD in anaerobism cultivation stage analyzing container every day, ammonia nitrogen, total phosphorus, in 10d post analysis demonstration container, water outlet COD and ammonia nitrogen have reduced more than 15% than water inlet, now illustrate that anerobe generates, domestication 8d, this process is strictly controlled DO below 0.2mg/L, guarantee nutritive substance abundance, after 7d, water outlet COD, ammonia nitrogen has reduced more than 25% than water inlet, now anerobe forms, flocculation and the sedimentation function of mud are good, the mud MLSS surveying is 3500~4000mg/L, obtain anaerobic species mud, can normal operation input, parameter: temperature: 8~10 DEG C, pH:7.5, DO: lower than 0.2mg/L,
Aerobic bacterial classification mud described in step 1 obtains according to the following steps: add sanitary sewage as cultivating former water to containing in the mud of aerobic bacterial classification, the vexed 4d that exposes to the sun continuously, during vexed exposing to the sun, aeration rate DO is controlled at 1~2mg/L, and aeration is wanted evenly, stop aeration and staticly settle changing water once every 12h, in the backward container of at every turn intaking, add the water in which rice has been washed of 10mL to guarantee the nutritive substance abundance in sewage; Water inlet, can be observed under the microscope after 8~10d in active sludge and contains movable microorganism continuously, now strengthens flooding quantity, improves sludge loading, moves for two cycles every day, and each cycle aeration 11h leaves standstill 1h, and DO is between 2.5~3.5mg/L; After 18~20d, flocculation and the sedimentation function of mud are good, and the mud MLSS of survey is 3500~4000mg/L, obtain aerobic bacterial classification mud, can normal operation input; Parameter: temperature: 8~10 DEG C, pH:7.5, DO: culturing sludge initial stage 1~2mg/L, culturing sludge ripening stage 2.5~3.5mg/L;
Two, be low-temperature sewage to be filled in water storage tank 2 under 6~10 DEG C of conditions in temperature, by submersible pump 4, low-temperature sewage is inputted to elevated tank 1 by thrust-augmenting nozzle I 3, sewage is from elevated tank 1 water dropping device 7 of flowing through, low-temperature sewage drops to header tank 6 and forms drop water aeration with the drop form of shower type from water dropping device 7, to increase the dissolved oxygen in low-temperature sewage, obtain the low-temperature sewage of enrichment dissolved oxygen;
Three, start facultative lagoon reactor 11, the artificial entering water electromagnetic valve 9 of opening of water inlet for the first time, make the low-temperature sewage of enrichment dissolved oxygen flow into facultative lagoon reactor 11, keep liquid level between the upper limit level probe 10-1 and bottom limit level probe 10-2 of water inlet liquid level sensor 10, water inlet liquid level sensor 10 by signal feedback to programmable logic controller 26, be now 25d by the treatment time of water of the timer I control facultative lagoon reactor 11 of programmable logic controller 26 inside, programmable logic controller 26 starter motors 12 are controlled the stirring of whipping appts 13, manually in facultative lagoon reactor 11, add attapulgite filler, after timer I counting 25d finishes, controlled the unlatching of water outlet constant current suction pump 16 by programmable logic controller 26, the sanitary sewage sewage of facultative lagoon reactor 11 interior processing is entered in aerobic pool reactor 17, control water outlet minimum level in the facultative lagoon reactor 11 facultative lagoon minimum liquid level probe 14-1 place in water outlet liquid level sensor I 14 by programmable logic controller 26, facultative lagoon reactor 11 stops water outlet, now programmable logic controller 26 is controlled the unlatching of entering water electromagnetic valve 9, for the second time the low-temperature sewage of enrichment dissolved oxygen is flowed into facultative lagoon reactor 11, facultative lagoon reactor 11 has started,
Four, start aerobic pool reactor 17, after water outlet constant current suction pump 16 is closed, treatment time of water by the aerobic pool of the timer II control reactor 17 of programmable logic controller 26 inside is 25d, programmable logic controller 26 starts pneumatic pump 20 by frequency transformer 21, make aerating apparatus 18 carry out aeration, and by the timer III control interval aeration time of programmable logic controller 26 inside, manually in aerobic pool reactor 17, add attapulgite filler simultaneously, after timer II counting 25d finishes, programmable logic controller 26 is controlled out the unlatching of water solenoid valve 24, the low-temperature sewage that aerobic pool reactor 17 is processed enters filtered water tank 25, control water outlet minimum level in aerobic pool reactor 17 at the aerobic pool of water outlet liquid level sensor II 22 minimum liquid level probe 22-1 place by programmable logic controller 26, aerobic pool reactor 17 stops water outlet, aerobic pool reactor 17 has started,
Five, automatic stable pool reactor, described facultative lagoon reactor 11 is cylindrical, described aerobic pool reactor 17 is cylindrical, the useful volume of facultative lagoon reactor 11 and aerobic pool reactor 17 equates, and the integral reactor in the same center of circle, bottom being made up of facultative lagoon reactor 11 and aerobic pool reactor 17 is stabilization pond reactor, start after reactor, edit the water inlet system of facultative lagoon reactor 11 by upper computer 27, the water treatment system of facultative lagoon reactor 11, the outlet system of facultative lagoon reactor 11, the program of the running condition of the outlet system of the water treatment system of aerobic pool reactor 17 and aerobic pool reactor 17, then the program editting is inputed to programmable logic controller 26, carry out by programmable logic controller 26 program that upper computer 27 edits, utilize programmable logic controller 26 to control entering water electromagnetic valve 9, water outlet constant current suction pump 16 and the switch situation that goes out water solenoid valve 24, utilize programmable logic controller 26 to control whipping appts 13 running conditions, utilize programmable logic controller 26 by its inner timer I, timer II is controlled respectively the treatment time of water of facultative lagoon reactor 11 and aerobic pool reactor 17, utilize programmable logic controller 26 to control switch and the running condition of pneumatic pump 20 by frequency transformer 21, utilize the interval aeration time of the timer III control aerating apparatus 18 of programmable logic controller 26 inside, after the normal operation of attapulgite-stabilization pond combined reactor, can in filtered water tank 25, collect clear water after treatment.
The useful volume of the described facultative lagoon reactor 11 of this test is all that 150L, radius are 17.5cm, highly are 156cm; The useful volume of described aerobic pool reactor 17 be all 150L, radius be 35cm, highly for 39cm.
Attapulgite filler described in this testing sequence three is made according to the following steps: particle diameter 175~185 orders, specific surface area are greater than to 185m 2/ g attapulgite is made the suspending carrier of spherical porous absorption microorganism, the aperture of the suspending carrier of spherical porous absorption microorganism between 0.4mm~0.8mm, sphere diameter 6.5mm~8.5mm, be attapulgite filler; In step 3, be 30g/L to adding the dosage of attapulgite filler in facultative lagoon reactor 11.
Attapulgite filler described in this testing sequence four is made according to the following steps: particle diameter 175~185 orders, specific surface area are greater than to 185m 2/ g attapulgite is made the suspending carrier of spherical porous absorption microorganism, the aperture of the suspending carrier of spherical porous absorption microorganism between 0.4mm~0.8mm, sphere diameter 6.5mm~8.5mm, be attapulgite filler; In step 3, be 30g/L to adding the dosage of attapulgite filler in aerobic pool reactor 17.
Upper computer 27 described in this testing sequence five is edited the program of the flooded condition of facultative lagoon reactor 11, specifying information is as follows: in the time that the liquid level in facultative lagoon reactor 11 is held lower than the lower limit water-level probe 10-2 (at liquid level 130cm place) of water inlet liquid level sensor 10, information is fed back to programmable logic controller 26 by water inlet liquid level sensor 10, programmable logic controller 26 is controlled the unlatching of entering water electromagnetic valve 9, the low-temperature sewage of enrichment dissolved oxygen is entered when facultative lagoon reactor 11 through 8 gravity flows of facultative lagoon water inlet pipe by header tank 6, in the time that the interior liquid level of facultative lagoon reactor 11 touches the upper limit water-level probe 10-1 (at liquid level 140cm place) into water liquid level sensor 10, information is fed back to programmable logic controller 26 by water inlet liquid level sensor 10, programmable logic controller 26 controls cutting out of entering water electromagnetic valve 9, make the interior liquid level of facultative lagoon reactor 11 touch while popping one's head in 10-3 (at liquid level 150cm place) into the top water-level of water liquid level sensor 10 if break down, information is fed back to programmable logic controller 26 by water inlet liquid level sensor 10, and show and warn on upper computer 27, the all operational systems of attapulgite-stabilization pond combined reactor that now programmable logic controller 26 is controlled are closed.
Upper computer 27 described in this testing sequence five is edited the program of the water treatment situation of facultative lagoon reactor 11, specifying information is as follows: remove on upper computer 27 and show while warning, need to close the water treatment system of facultative lagoon reactor 11, otherwise facultative lagoon reactor 11 water treatment system continuous services, after entering water electromagnetic valve 9 is closed, the timer I of programmable logic controller 26 inside starts to count 25d, programmable logic controller 26 starter motors 12 are controlled the stirring of whipping appts 13, make whipping appts 13 continue to stir with 35r/min.
Upper computer 27 described in this testing sequence five is edited the program of the water outlet situation of facultative lagoon reactor 11, specifying information is as follows: after the timer I counting 25d of programmable logic controller 26 inside finishes, programmable logic controller 26 is controlled water outlet constant current suction pump 16 and is opened, make the low-temperature sewage of processing through facultative lagoon reactor 11 flow into aerobic pool reactor 17, in the time that the facultative lagoon minimum liquid level probe 14-1 (at liquid level 30cm place) of water outlet liquid level sensor I 14 exposes liquid level, information is fed back to programmable logic controller 26 by water outlet liquid level sensor I 14, programmable logic controller 26 controls water outlet constant current suction pump 16 and cuts out, now programmable logic controller 26 is controlled entering water electromagnetic valve 9 and is opened, facultative lagoon reactor 11 is intake again, after water inlet end, the timer I of programmable logic controller 26 inside starts again to count 25d.
Upper computer 27 described in this testing sequence five is edited the program of the water treatment situation of aerobic pool reactor 17, specifying information is as follows: after water outlet constant current suction pump 16 is closed, the timer II of programmable logic controller 26 inside starts to count 25d, programmable logic controller 26 starts startup and the operation of pneumatic pump 20 by frequency transformer 21, make aerating apparatus 18 carry out aeration with aeration rate 490L/h, aeration rate shows by gas meter 19, data feedback is to programmable logic controller 26, and show on upper computer 27, if the data that gas meter 19 shows on upper computer 27 are during lower than 450L/h or higher than 630L/h, programmable logic controller 26 regulates the instruction of exporting to frequency transformer 21, control the revolution of pneumatic pump 20, to aeration rate till 490L/h, the interval aeration time of the timer III control aerating apparatus 18 of programmable logic controller 26 inside simultaneously, every 4h aeration once, each aeration 4h.
Upper computer 27 described in this testing sequence five is edited the program of the water treatment situation of aerobic pool reactor 17, specifying information is as follows: after the timer II counting 25d of programmable logic controller 26 inside finishes, arrive the water discharging time of aerobic pool reactor 17, programmable logic controller 26 is controlled the unlatching of controlling out water solenoid valve 24, the low-temperature sewage of processing through aerobic pool reactor 17 enters filtered water tank 25 through 23 gravity flows of aerobic pool rising pipe, when the aerobic pool minimum liquid level probe 22-1 (at liquid level 35cm place) of water outlet liquid level sensor II 22 exposes liquid level, information is fed back to programmable logic controller 26 by water outlet liquid level sensor II 22, programmable logic controller 26 controls out water solenoid valve 24 and cuts out.
Low-temperature sewage COD described in this test, ammonia nitrogen, the average influent concentration 418.6mg/L of TP, 36.6mg/L, 6.3mg/L, the interior initial sludge concentration of facultative lagoon reactor 11 is 3500~4000mg/L, the interior initial sludge concentration of aerobic pool reactor 17 is 3500~4000mg/L, facultative lagoon reactor 11 hydraulic detention time 4d, pH is at 7.2~7.8, aerobic pool reactor waterpower residence time 36h, aeration time 4d, pH is at 7.2~7.8, low-temperature sewage after facultative lagoon reactor for treatment 25d again through aerobic pool reactor for treatment 25d, on average go out water concentration 18.8mg/L, 3.4mg/L, 0.8mg/L, all reach national secondary discharge standard, average removal rate 95.5%, 90.7%, 87.3%.

Claims (10)

1. attapulgite-stabilization pond combined reactor, is characterized in that attapulgite-stabilization pond combined reactor is by elevated tank (1), water storage tank (2), thrust-augmenting nozzle I (3), submersible pump (4), support (5), header tank (6), water dropping device (7), facultative lagoon water inlet pipe (8), entering water electromagnetic valve (9), water inlet liquid level sensor (10), facultative lagoon reactor (11), motor (12), whipping appts (13), water outlet liquid level sensor I (14), facultative lagoon rising pipe (15), water outlet constant current suction pump (16), aerobic pool reactor (17), aerating apparatus (18), gas meter (19), pneumatic pump (20), frequency transformer (21), water outlet liquid level sensor II (22), aerobic pool rising pipe (23), go out water solenoid valve (24), filtered water tank (25), programmable logic controller (26) and upper computer (27) composition, wherein by elevated tank (1), water storage tank (2), thrust-augmenting nozzle I (3), submersible pump (4), support (5), header tank (6) and water dropping device (7) composition drop system, elevated tank (1) is arranged on support (5), submersible pump (4) is placed in water storage tank (2) inner bottom part, elevated tank (1) is communicated with the interior submersible pump of water storage tank (2) (4) by thrust-augmenting nozzle I (3), settle water dropping device (7) at elevated tank (1) outer bottom, in water dropping device (7) below, header tank (6) is settled at the outer top of water storage tank (2), wherein form facultative lagoon water inlet system by facultative lagoon water inlet pipe (8), entering water electromagnetic valve (9) and water inlet liquid level sensor (10), entering water electromagnetic valve (9) is arranged on facultative lagoon water inlet pipe (8), adopt water inlet liquid level sensor (10) to control the switch of entering water electromagnetic valve (9), water inlet liquid level sensor (10) has three probes, is respectively upper limit water-level probe (10-1), lower limit water-level probe (10-2) and top water-level probe (10-3), wherein form facultative lagoon water treatment system by facultative lagoon reactor (11), motor (12) and whipping appts (13), whipping appts (13) is installed in facultative lagoon reactor (11) top, and the paddle of dress whipping appts (13) submerges in the inoculation of activated-sludge of facultative lagoon reactor (11) bottom, wherein by facultative lagoon rising pipe (15), water outlet constant current suction pump (16) and water outlet liquid level sensor I (14) composition facultative lagoon outlet system, the facultative lagoon minimum liquid level probe (14-1) of water outlet liquid level sensor I (14) is higher than the upper aspect of the inoculation of activated-sludge of facultative lagoon reactor (11) bottom, by facultative lagoon rising pipe (15), facultative lagoon reactor (11) and aerobic pool reactor (17) are communicated with, between facultative lagoon reactor (11) and aerobic pool reactor (17), water outlet constant current suction pump (16) is set on facultative lagoon rising pipe (15), facultative lagoon rising pipe (15) port in facultative lagoon reactor (11) arranges filter screen, the water outlet of facultative lagoon reactor (11) is the water-in of aerobic pool reactor (17), wherein form aerobic pool water treatment system by aerobic pool reactor (17), aerating apparatus (18), gas meter (19), pneumatic pump (20) and frequency transformer (21), at aerobic pool reactor (17) inner bottom part, aerating apparatus (18) is set, and aerating apparatus (18) is higher than the upper aspect of aerobic pool reactor (17) bottom inoculation of activated-sludge, aerating apparatus (18) connects pneumatic pump (20), installing gas under meter (19) between pneumatic pump (20) and aerating apparatus (18) through pipeline, wherein by water outlet liquid level sensor II (22), aerobic pool rising pipe (23), go out water solenoid valve (24) and filtered water tank (25) forms aerobic pool outlet system, the aerobic pool minimum liquid level probe (22-1) of water outlet liquid level sensor II (22) is higher than aspect on the inoculation of activated-sludge of aerobic pool reactor (17) bottom, aerobic pool reactor (17) is communicated with by aerobic pool rising pipe (23) with filtered water tank (25), water outlet in aerobic pool reactor (17) and the minimum liquid level of water outlet liquid level sensor II (22) are popped one's head in sustained height, going out water solenoid valve (24) is placed on aerobic pool rising pipe (23), at the pipe end place that is positioned at aerobic pool reactor (17), filter screen is set, utilize programmable logic controller (26) to control entering water electromagnetic valve (9), water outlet constant current suction pump (16) and go out the switch situation of water solenoid valve (20), utilize programmable logic controller (26) to control the stirring state of whipping appts (13), utilize programmable logic controller (26) to control switch and the running condition of pneumatic pump (20) by frequency transformer (21), utilize programmable logic controller (26) by its inner timer I, timer II, timer III is controlled respectively the treatment time of water of facultative lagoon reactor (11) and aerobic pool reactor (17), the interval aeration time of aerating apparatus (18), water inlet liquid level sensor (10), water outlet liquid level sensor I (14), the information exchange that gas meter (19) and water outlet liquid level sensor II (22) show is crossed programmable logic controller (26) and is fed back to upper computer (27), demonstrate into water liquid level sensor (10) at upper computer (27), water outlet liquid level sensor I (14), the specifying information of gas meter (19) and water outlet liquid level sensor II (22), the water outlet of the drop that goes out the uniform formation shower type of water surface of described water dropping device (7).
2. attapulgite-stabilization pond combined reactor according to claim 1, it is characterized in that described facultative lagoon reactor (11) is cylindrical, described aerobic pool reactor (17) is cylindrical, the useful volume of facultative lagoon reactor (11) and aerobic pool reactor (17) equates, and the integral reactor in the same center of circle, bottom being made up of facultative lagoon reactor (11) and aerobic pool reactor (17) is stabilization pond reactor.
3. the method for utilizing the attapulgite-stabilization pond combined reactor advanced treatment low-temperature sewage described in claim 1, is characterized in that utilizing the method for attapulgite-stabilization pond combined reactor advanced treatment low-temperature sewage is according to the following steps:
One, in facultative lagoon reactor (11), add anaerobic species mud, in aerobic pool reactor (17), add aerobic bacterial classification mud;
Two, be under 6~10 DEG C of conditions, low-temperature sewage to be filled in water storage tank (2) in temperature, by submersible pump (4), low-temperature sewage is inputted to elevated tank (1) by thrust-augmenting nozzle I (3), sewage is from elevated tank (1) water dropping device (7) of flowing through, low-temperature sewage drops to formation drop water aeration header tank (6) from water dropping device (7) with the drop form of shower type, to increase the dissolved oxygen in low-temperature sewage, obtain the low-temperature sewage of enrichment dissolved oxygen;
Three, start facultative lagoon reactor (11), the artificial entering water electromagnetic valve (9) of opening of water inlet for the first time, make the low-temperature sewage of enrichment dissolved oxygen flow into facultative lagoon reactor (11), keep liquid level between the upper limit level probe (10-1) and bottom limit level probe (10-2) of water inlet liquid level sensor (10), water inlet liquid level sensor (10) by signal feedback to programmable logic controller (26), be now 25d by the treatment time of water of the inner timer I control facultative lagoon reactor (11) of programmable logic controller (26), programmable logic controller (26) starter motor (12) is controlled the stirring of whipping appts (13), manually in facultative lagoon reactor (11), add attapulgite filler, after timer I counting 25d finishes, controlled the unlatching of water outlet constant current suction pump (16) by programmable logic controller (26), the sanitary sewage sewage of processing in facultative lagoon reactor (11) is entered in aerobic pool reactor (17), the water outlet minimum level of being controlled in facultative lagoon reactor (11) by programmable logic controller (26) is located at the facultative lagoon minimum liquid level probe (14-1) of water outlet liquid level sensor I (14), facultative lagoon reactor (11) stops water outlet, now programmable logic controller (26) is controlled the unlatching of entering water electromagnetic valve (9), for the second time the low-temperature sewage of enrichment dissolved oxygen is flowed into facultative lagoon reactor (11), facultative lagoon reactor (11) has started,
Four, start aerobic pool reactor (17), after water outlet constant current suction pump (16) is closed, treatment time of water by the inner timer II control aerobic pool reactor (17) of programmable logic controller (26) is 25d, programmable logic controller (26) starts pneumatic pump (20) by frequency transformer (21), make aerating apparatus (18) carry out aeration, and by the inner timer III control interval aeration time of programmable logic controller (26), manually in aerobic pool reactor (17), add attapulgite filler simultaneously, after timer II counting 25d finishes, programmable logic controller (26) is controlled out the unlatching of water solenoid valve (24), the low-temperature sewage that aerobic pool reactor (17) is processed enters filtered water tank (25), the water outlet minimum level of being controlled in aerobic pool reactor (17) by programmable logic controller (26) is located at the aerobic pool of water outlet liquid level sensor II (22) minimum liquid level probe (22-1), aerobic pool reactor (17) stops water outlet, aerobic pool reactor (17) has started,
Five, automatic stable pool reactor, described facultative lagoon reactor (11) is cylindrical, described aerobic pool reactor (17) is cylindrical, the useful volume of facultative lagoon reactor (11) and aerobic pool reactor (17) equates, and the integral reactor in the same center of circle, bottom being made up of facultative lagoon reactor (11) and aerobic pool reactor (17) is stabilization pond reactor, start after reactor, by upper computer (27) editor facultative lagoon water inlet system, facultative lagoon water treatment system, facultative lagoon outlet system, the program of the running condition of aerobic pool water treatment system and aerobic pool outlet system, then the program editting is inputed to programmable logic controller (26), carry out by programmable logic controller (26) program that upper computer (27) edits, utilize programmable logic controller (26) to control entering water electromagnetic valve (9), water outlet constant current suction pump (16) and go out the switch situation of water solenoid valve (24), utilize programmable logic controller (26) to control whipping appts (13) running condition, utilize programmable logic controller (26) by its inner timer I, timer II is controlled respectively the treatment time of water of facultative lagoon reactor (11) and aerobic pool reactor (17), utilize programmable logic controller (26) to control switch and the running condition of pneumatic pump (20) by frequency transformer (21), utilize the interval aeration time of the inner timer III control aerating apparatus (18) of programmable logic controller (26), after the normal operation of attapulgite-stabilization pond combined reactor, can in filtered water tank (25), collect clear water after treatment.
4. the method for utilizing attapulgite-stabilization pond combined reactor advanced treatment low-temperature sewage according to claim 3, is characterized in that the attapulgite filler described in step 3 makes according to the following steps: by particle diameter be less than 200 orders, specific surface area is greater than 170m 2/ g attapulgite is made the suspending carrier of spherical porous absorption microorganism, the aperture of the suspending carrier of spherical porous absorption microorganism between 0.2mm~0.8mm, sphere diameter 6.5mm~8.5mm, be attapulgite filler; In step 3, be 25g/L~35g/L to adding the dosage of attapulgite filler in facultative lagoon reactor (11).
5. the method for utilizing attapulgite-stabilization pond combined reactor advanced treatment low-temperature sewage according to claim 4, is characterized in that the attapulgite filler described in step 4 makes according to the following steps: by particle diameter be less than 200 orders, specific surface area is greater than 170m 2/ g attapulgite is made the suspending carrier of spherical porous absorption microorganism, the aperture of the suspending carrier of spherical porous absorption microorganism between 0.2mm~0.8mm, sphere diameter 6.5m~8.5mm, be attapulgite filler; In step 4, be 25g/L~35g/L to adding the dosage of attapulgite filler in aerobic pool reactor (17).
6. the method for utilizing attapulgite-stabilization pond combined reactor advanced treatment low-temperature sewage according to claim 5, it is characterized in that the program of the flooded condition of the upper computer described in step 5 (27) editor's facultative lagoon reactor (11), specifying information is as follows: in the time that the liquid level in facultative lagoon reactor (11) is held lower than the lower limit water-level probe (10-2) of water inlet liquid level sensor (10), information is fed back to programmable logic controller (26) by water inlet liquid level sensor (10), programmable logic controller (26) is controlled the unlatching of entering water electromagnetic valve (9), the low-temperature sewage of enrichment dissolved oxygen enters facultative lagoon reactor (11) by header tank (6) through facultative lagoon water inlet pipe (8) gravity flow, in the time that liquid level in facultative lagoon reactor (11) touches the upper limit water-level probe (10-1) into water liquid level sensor (10), information is fed back to programmable logic controller (26) by water inlet liquid level sensor (10), programmable logic controller (26) controls cutting out of entering water electromagnetic valve (9), make the interior liquid level of facultative lagoon reactor (11) touch while popping one's head in (10-3) into the top water-level of water liquid level sensor (10) if break down, information is fed back to programmable logic controller (26) by water inlet liquid level sensor (10), and warn in upper demonstration of upper computer (27), the all operational systems of attapulgite-stabilization pond combined reactor that now programmable logic controller (26) is controlled are closed.
7. the method for utilizing attapulgite-stabilization pond combined reactor advanced treatment low-temperature sewage according to claim 6, it is characterized in that the program of the water treatment situation of the upper computer described in step 5 (27) editor's facultative lagoon reactor (11), specifying information is as follows: while showing warning except upper computer (27) is upper, need to close the water treatment system of facultative lagoon reactor (11), otherwise facultative lagoon reactor (11) water treatment system continuous service, after entering water electromagnetic valve (9) is closed, the inner timer I of programmable logic controller (26) starts to count 25d, programmable logic controller (26) starter motor (12) is controlled the stirring of whipping appts (13), make whipping appts (13) continue to stir with 30r/min~40r/min.
8. the method for utilizing attapulgite-stabilization pond combined reactor advanced treatment low-temperature sewage according to claim 7, it is characterized in that the program of the water outlet situation of the upper computer described in step 5 (27) editor's facultative lagoon reactor (11), specifying information is as follows: after the inner timer I counting 25d of programmable logic controller (26) finishes, programmable logic controller (26) is controlled water outlet constant current suction pump (16) and is opened, make the low-temperature sewage of processing through facultative lagoon reactor (11) flow into aerobic pool reactor (17), in the time that the facultative lagoon minimum liquid level probe (14-1) of water outlet liquid level sensor I (14) exposes liquid level, information is fed back to programmable logic controller (26) by water outlet liquid level sensor I (14), programmable logic controller (26) controls water outlet constant current suction pump (16) and cuts out, now programmable logic controller (26) is controlled entering water electromagnetic valve (9) unlatching, facultative lagoon reactor (11) is intake again, after water inlet end, the inner timer I of programmable logic controller (26) starts again to count 25d.
9. the method for utilizing attapulgite-stabilization pond combined reactor advanced treatment low-temperature sewage according to claim 8, it is characterized in that the upper computer described in step 5 (27) edits the program of the water treatment situation of aerobic pool reactor (17), specifying information is as follows: after water outlet constant current suction pump (16) is closed, the inner timer II of programmable logic controller (26) starts to count 25d, programmable logic controller (26) starts and operation pneumatic pump (20) by frequency transformer (21), make aerating apparatus (18) carry out aeration with aeration rate 450L/h~630L/h, aeration rate shows by gas meter (19), data feedback is to programmable logic controller (26), and show on upper computer (27), if when gas meter (19) goes up at upper computer (27) data that show lower than 450L/h or higher than 630L/h, programmable logic controller (26) regulates to the instruction of frequency transformer (21) output, control the revolution of pneumatic pump (20), to aeration rate till between 450L/h~630L/h, the interval aeration time of the timer III control aerating apparatus (18) of programmable logic controller (26) inside simultaneously, every 4h aeration once, each aeration 4h.
10. the method for utilizing attapulgite-stabilization pond combined reactor advanced treatment low-temperature sewage according to claim 9, it is characterized in that the upper computer described in step 5 (27) edits the program of the water outlet situation of aerobic pool reactor (17), specifying information is as follows: after the inner timer II counting 25d of programmable logic controller (26) finishes, arrive the water discharging time of aerobic pool reactor (17), programmable logic controller (26) is controlled the unlatching of controlling out water solenoid valve (24), the low-temperature sewage of processing through aerobic pool reactor (17) enters filtered water tank (25) through aerobic pool rising pipe (23) gravity flow, when the aerobic pool minimum liquid level probe (22-1) of water outlet liquid level sensor II (22) exposes liquid level, information is fed back to programmable logic controller (26) by water outlet liquid level sensor II (22), programmable logic controller (26) controls out water solenoid valve (24) and cuts out.
CN201410377005.6A 2014-08-01 2014-08-01 Utilize the method for attapulgite-stabilization pond combined reactor advanced treatment low-temperature sewage Expired - Fee Related CN104085991B (en)

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3928191A (en) * 1972-10-06 1975-12-23 Du Pont Biodegradation of methanolic waste water
CN103819052A (en) * 2014-02-21 2014-05-28 贝业喜 Zero-discharge system for wastewater of farm
CN103880169A (en) * 2014-03-19 2014-06-25 北京工业大学 Method for culturing denitrified aerobic granular sludge by using purified attapulgite carrier

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3928191A (en) * 1972-10-06 1975-12-23 Du Pont Biodegradation of methanolic waste water
CN103819052A (en) * 2014-02-21 2014-05-28 贝业喜 Zero-discharge system for wastewater of farm
CN103880169A (en) * 2014-03-19 2014-06-25 北京工业大学 Method for culturing denitrified aerobic granular sludge by using purified attapulgite carrier

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