CN106277631A - A kind of Low Concentration Ammonia Containing Wastewater processing means - Google Patents

A kind of Low Concentration Ammonia Containing Wastewater processing means Download PDF

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Publication number
CN106277631A
CN106277631A CN201610804280.0A CN201610804280A CN106277631A CN 106277631 A CN106277631 A CN 106277631A CN 201610804280 A CN201610804280 A CN 201610804280A CN 106277631 A CN106277631 A CN 106277631A
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electrolyzer
filter tank
current area
lower current
zone
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王莉
万玉山
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Changzhou University
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Changzhou University
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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00Multistage treatment of water, waste water or sewage
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/46Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/46104Devices therefor; Their operating or servicing
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/46Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/46104Devices therefor; Their operating or servicing
    • C02F1/46109Electrodes
    • C02F1/46114Electrodes in particulate form or with conductive and/or non conductive particles between them
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/52Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00Treatment of sludge; Devices therefor
    • C02F11/12Treatment of sludge; Devices therefor by de-watering, drying or thickening
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00Nature of the contaminant
    • C02F2101/10Inorganic compounds
    • C02F2101/16Nitrogen compounds, e.g. ammonia
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage

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  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)

Abstract

The present invention relates to a kind of Low Concentration Ammonia Containing Wastewater processing means, including regulating reservoir, coagulative precipitation tank, electrolyzer and biochemical filter tank;Coagulative precipitation tank includes stirring mixed zone and settling zone, stirring is provided with coagulative precipitation tank water inlet pipe bottom mixed zone, middle and upper part is provided with medicinal liquid add-on system, is provided with agitating device in the middle part of stirring mixed zone, and the exit of settling zone is provided with coagulative precipitation tank three phase separator;Electrolyzer is that left and right two cell structure, the respectively middle and lower part of cathode chamber and anode chamber, cathode chamber and anode chamber connect, and top is separated by dividing plate, and cathode chamber and anode chamber are respectively equipped with positive and negative two battery lead plates, and positive and negative two battery lead plates connect outside positive-negative power respectively;Biochemical filter tank includes lower current area, ascending zone and mud district, lower current area is positioned at the middle part of the cylindrical structural in biochemical filter tank, for cylindrical structural, lower current area top is provided with biochemical filter tank water inlet pipe and biochemical filter tank water distributor, being provided with lower current area filler in the middle part of lower current area, lower current area bottom is provided with lower current area aeration tube.

Description

A kind of Low Concentration Ammonia Containing Wastewater processing means
Technical field
The present invention relates to environmental technology field, be specifically related to a kind of Low Concentration Ammonia Containing Wastewater processing means.
Background technology
The ammonia nitrogen waste water of low concentration be mainly derived from sanitary wastewater, the tail water of industrial wastewater, animal husbandry waste water tail water with And agricultural effluent runoff.
At present, the processing method of domestic and international ammonia nitrogen waste water mainly has break point chlorination method, guanite crystalline deposit method, electrochemistry Oxidizing process, ion exchange, physisorphtion, air supporting method and biological deamination method etc., these techniques are respectively arranged with quality.Major part processes Method is preferable to the ammonia nitrogen waste water treatment effect of middle and high concentration.The method being applicable to process Low Concentration Ammonia Containing Wastewater is few, and The method of Low Concentration Ammonia Containing Wastewater high treating effect also be there will be the problems such as Financial cost height, processing procedure difficulty control.
Therefore, it is necessary to research and develop, for processing of Low Concentration Ammonia Containing Wastewater, the technique skill that a class environmental protection is the most easy and simple to handle Art and device.
Summary of the invention
The technical problem to be solved in the present invention is: in order to solve the process problem of above-mentioned Low Concentration Ammonia Containing Wastewater, the present invention A kind of Low Concentration Ammonia Containing Wastewater processing means is provided.
The technical solution adopted for the present invention to solve the technical problems is: a kind of Low Concentration Ammonia Containing Wastewater processing means, bag Including regulating reservoir, coagulative precipitation tank, electrolyzer and biochemical filter tank, regulating reservoir, coagulative precipitation tank, electrolyzer and biochemical filter tank connect successively Logical.
Described regulating reservoir includes regulating reservoir water inlet pipe and regulating reservoir outlet pipe, for regulating water quality and the water yield of waste water.
Described coagulative precipitation tank includes stirring mixed zone and settling zone, is provided with coagulative precipitation tank and enters bottom stirring mixed zone Water pipe, middle and upper part is provided with medicinal liquid add-on system, is provided with agitating device in the middle part of stirring mixed zone;It is provided with gear in described settling zone Plate, this baffle plate forms the waste water runner as waste water entrance settling zone with the inwall of sedimentation tank, and the exit of settling zone is provided with mixed Solidifying sedimentation tank three phase separator, the outlet top of settling zone is provided with coagulative precipitation tank overfalling weir, and coagulative precipitation tank overfalling weir connects Coagulative precipitation tank outlet pipe, the tapered structure of settling zone bottom design, bottom settling zone, it is provided with sediment discharge valve.
Described electrolyzer is provided with electrolyzer water inlet pipe and electrolyzer outlet pipe, electrolyzer water inlet pipe connection coagulative precipitation tank Outlet pipe;Described electrolyzer is left and right two cell structure, respectively cathode chamber and anode chamber, in described cathode chamber and anode chamber Bottom connects, and top is separated by dividing plate, and cathode chamber and anode chamber are respectively equipped with positive and negative two battery lead plates, and positive and negative two battery lead plates divide Lian Jie outside positive-negative power;The top of cathode chamber and anode chamber is conical structure, and the top of conical structure is designed with collection Trachea;Further, it is positive electrode with ruthenium-iridium-tantalum plate or ruthenium-iridium-tantalum sheet tin or iridium tantalum titanium plate or iridium tantalum titanium sheet tin, uses activated carbon Fibre board or titanium net or iron plate or corrosion resistant plate are negative material;Three-diemsnional electrode granule it is filled with in described electrolyzer, three-dimensional Electrode particle is clinoptilolite or carries ferrum clinoptilolite or modenite or carry iron wire geolyte granule;Going out of described electrolyzer Being provided with electrolyzer three phase separator at Kou, outlet top is provided with electrolyzer overfalling weir, and electrolyzer overfalling weir connects electrolyzer water outlet Pipe;Described electrolyzer outlet pipe connection biochemical filter tank water inlet pipe.
Described biochemical middle and upper part, filter tank is conical structure for cylindrical, bottom, including lower current area, ascending zone and mud District;Described lower current area is positioned at the middle part of the cylindrical structural in biochemical filter tank, and for cylindrical structural, lower current area top is provided with biochemical filter Pond water inlet pipe and biochemical filter tank water distributor, be provided with lower current area filler in the middle part of lower current area, lower current area bottom is provided with lower current area aeration tube, The bottom of described lower current area is provided with deflection plate, and the vertical section of described deflection plate is horn-like;Described ascending zone is positioned at lower current area Periphery and the top of deflection plate, be provided with ascending zone filler in the middle part of ascending zone, ascending zone bottom is provided with ascending zone aeration tube, upper The exit on top, district is provided with biochemical filter tank overfalling weir;Biochemical filter tank overfalling weir connects biochemical filter tank outlet pipe.Described mud district Being positioned at the bottom of lower current area and ascending zone, the bottom in mud district is provided with mud discharging valve.
The standard water discharge discharge in biochemical filter tank.
The method using above-mentioned Low Concentration Ammonia Containing Wastewater processing means to carry out waste water process, has following steps:
1. waste water enters regulating reservoir, regulating water quality and the water yield by regulating reservoir water inlet pipe.
2. the waste water after regulation enters coagulative precipitation tank by coagulative precipitation tank water inlet pipe, and from medicinal liquid add-on system Coagulant mixes, and utilization is arranged on the agitating device in the middle part of stirring area and is stirred;Waste water after coagulating enters settling zone, The coagulative precipitation tank three phase separator of settling zone realizes solid-liquid separation;Solids sinks under settling zone under gravity Portion, is discharged by the sediment discharge valve of bottom;Waste water is entered by coagulative precipitation tank overfalling weir and coagulative precipitation tank outlet pipe Electrolyzer water inlet pipe.
3. the waste water from coagulative precipitation tank enters electrolyzer by electrolyzer water inlet pipe, tiltedly sends out with clinoptilolite or load ferrum Zeolite or modenite or carry the electrolysis effect of the three-diemsnional electrode particle strengthening three-diemsnional electrode system that iron wire geolyte is granule electrode Rate, the pollutant in waste water are electrolysed, and the gas that in electrolytic process, positive and negative electrode produces is through collecting reuse or discharge;At electrolysis Waste water after reason enters biochemical filter tank water inlet pipe by electrolyzer outlet pipe.
4. waste water enters the lower current area in biochemical filter tank by biochemical filter tank water inlet pipe and biochemical filter tank water distributor, and lower current area exposes Air and the waste water that trachea produces crosses generation biochemical reaction in lower current area filler, and waste water was carried out by lower current area filler simultaneously Filter, by entering ascending zone after deflection plate, there is biochemical reaction in waste water in ascending zone filler, ascending zone filler is to waste water simultaneously Filtering, the mud that lower current area and ascending zone produce sinks to mud district, is discharged by the mud discharging valve bottom mud district Going out, the water after biochemical filter tank processes passes through biochemical filter tank overfalling weir and biochemical filter tank outlet pipe qualified discharge.
5. coagulative precipitation tank produces precipitate and the mud that biochemical filter tank is discharged is concentrated, transport outward after dehydration.
The invention has the beneficial effects as follows: treatment in accordance with local conditions, capital expenditure is few, easy to maintenance, and energy consumption is relatively low, has ratio to waste water Preferably treatment effect, it is possible to realize waste water reclaiming, waste water is comprehensively utilized.
Accompanying drawing explanation
The present invention is further described with embodiment below in conjunction with the accompanying drawings.
Fig. 1 is the structural representation of embodiment of the present invention coagulative precipitation tank.
In Fig. 1: 1. coagulative precipitation tank, 1-1. stirs mixed zone, 1-2. settling zone, 1-3. coagulative precipitation tank water inlet pipe, 1- 4. medicinal liquid add-on system, 1-5. agitating device, 1-6. baffle plate, 1-7. coagulative precipitation tank three phase separator, 1-8. coagulative precipitation tank Overfalling weir, 1-9. sediment discharge valve.
Fig. 2 (a) is the schematic cross section of embodiment of the present invention electrolyzer, and Fig. 2 (b) is embodiment of the present invention electrolyzer Vertical section schematic diagram.
In Fig. 2 (a), Fig. 2 (b): 2. electrolyzer, 2-1. electrolyzer water inlet pipe, 2-2. electrolyzer outlet pipe, 2-3. positive pole Room, 2-4. anode chamber, 2-5. dividing plate, 2-6. positive plate, 2-7. negative plate, 2-8. discharge, 2-9. three-diemsnional electrode granule, 2- 10. electrolyzer three phase separator, 2-11. electrolyzer overfalling weir.
Fig. 3 is the structural representation in embodiment of the present invention biochemistry filter tank.
In Fig. 3: 3. biochemical filter tank, 3-1. lower current area, 3-2. ascending zone, 3-3. mud district, 3-4. biochemistry filter tank water inlet pipe, 3-5. biochemistry filter tank water distributor, 3-6. lower current area filler, 3-7. lower current area aeration tube, 3-8. deflection plate, 3-9. ascending zone filler, 3-10. biochemistry filter tank overfalling weir, 3-11. mud discharging valve.
Fig. 4 is the process chart of the embodiment of the present invention.
Detailed description of the invention
In conjunction with the accompanying drawings, the present invention is further detailed explanation.These accompanying drawings are the schematic diagram of simplification, only with The basic structure of the illustration explanation present invention, therefore it only shows the composition relevant with the present invention.
Embodiment
As shown in Figure 1 to 4, one Low Concentration Ammonia Containing Wastewater processing means of the present invention, including regulating reservoir, coagulative precipitation tank 1, electrolyzer 2 and biochemical filter tank 3, regulating reservoir, coagulative precipitation tank 1, electrolyzer 2 and biochemical filter tank 3 are sequentially communicated.
Described regulating reservoir includes regulating reservoir water inlet pipe and regulating reservoir outlet pipe, for regulating water quality and the water yield of waste water.
Described coagulative precipitation tank 1 includes stirring mixed zone 1-1 and settling zone 1-2, and stirring is provided with coagulation bottom mixed zone Sedimentation tank water inlet pipe 1-3, middle and upper part is provided with medicinal liquid add-on system 1-4, is provided with agitating device 1-5 in the middle part of stirring mixed zone; Being provided with baffle plate 1-6 in described settling zone, this baffle plate forms the waste water as waste water entrance settling zone with the inwall of coagulative precipitation tank 1 Runner, the exit of settling zone is provided with coagulative precipitation tank three phase separator 1-7, and the outlet top of settling zone is provided with coagulative precipitation tank Overfalling weir 1-8, coagulative precipitation tank overfalling weir 1-8 connect coagulative precipitation tank outlet pipe, the tapered structure of settling zone bottom design, Sediment discharge valve 1-9 it is provided with bottom settling zone.
Described electrolyzer 2 is provided with electrolyzer water inlet pipe 2-1 and electrolyzer outlet pipe 2-2, electrolyzer water inlet pipe 2-1 connection Coagulative precipitation tank outlet pipe;Described electrolyzer 2 is left and right two cell structure, and respectively cathode chamber 2-3 and anode chamber 2-4, described Cathode chamber 2-3 connects with the middle and lower part of anode chamber 2-4, and top is separated by dividing plate 2-5, and cathode chamber 2-3 is provided with positive plate 2-6, negative Room, pole 2-4 is provided with negative plate 2-7, and positive and negative two battery lead plates connect outside positive-negative power, cathode chamber and the top of anode chamber respectively For conical structure, the top of conical structure is provided with discharge 2-8;Further, with ruthenium-iridium-tantalum plate or ruthenium-iridium-tantalum sheet tin or Iridium tantalum titanium plate or iridium tantalum titanium sheet tin are positive electrode, are negative pole material with NACF plate or titanium net or iron plate or corrosion resistant plate Material;Be filled with three-diemsnional electrode granule 2-9 in described electrolyzer, three-diemsnional electrode granule be clinoptilolite or carry ferrum clinoptilolite or Modenite or load iron wire geolyte granule;The exit of electrolyzer is provided with electrolyzer three phase separator 2-10, going out of electrolyzer Mouth top is provided with electrolyzer overfalling weir 2-11, and electrolyzer overfalling weir connects electrolyzer outlet pipe, and described electrolyzer outlet pipe is even Logical biochemical filter tank water inlet pipe.
The middle and upper part in described biochemical filter tank 3 is conical structure for cylindrical, bottom, including lower current area 3-1, ascending zone 3- 2 and mud district 3-3;Described lower current area 3-1 is positioned at the middle part of the cylindrical structural in biochemical filter tank, for cylindrical structural, lower current area Top is provided with biochemical filter tank water inlet pipe 3-4 and biochemical filter tank water distributor 3-5, is provided with lower current area filler 3-6 in the middle part of lower current area, dirty Bottom, district is provided with lower current area aeration tube 3-7, and the bottom of described lower current area is provided with the vertical disconnected of deflection plate 3-8, described deflection plate 3-8 Face is horn-like;Described ascending zone 3-2 is positioned at the periphery of lower current area 3-1 and the top of deflection plate, is provided with upstream in the middle part of ascending zone District filler 3-9, ascending zone bottom is provided with ascending zone aeration tube, and the exit on ascending zone top is provided with biochemical filter tank overfalling weir 3- 10;Biochemical filter tank overfalling weir connects biochemical filter tank overfalling weir outlet pipe;Described mud district 3-3 is positioned under lower current area and ascending zone Portion, the bottom in mud district is provided with mud discharging valve 3-11.
The standard water discharge discharge in described biochemical filter tank.
The method using above-mentioned Low Concentration Ammonia Containing Wastewater processing means to carry out waste water process, has following steps:
1. waste water enters regulating reservoir, regulating water quality and the water yield by regulating reservoir water inlet pipe.
2. the waste water after regulation enters coagulative precipitation tank by coagulative precipitation tank water inlet pipe 1-3, adds system with from medicinal liquid The coagulant mixing of system 1-4, utilization is arranged on the agitating device 1-5 in the middle part of stirring area and is stirred;Waste water after coagulating Enter settling zone 1-2, coagulative precipitation tank three phase separator 1-7 and realize solid-liquid separation;Solid sinks to sink under gravity The bottom in shallow lake district, is discharged by the sediment discharge valve 1-9 of bottom;Waste water passes through coagulative precipitation tank overfalling weir 1-8, coagulating sedimentation Pond outlet pipe enters electrolyzer water inlet pipe 2-1.
3. the waste water from coagulative precipitation tank enters electrolyzer 2 by electrolyzer water inlet pipe 2-1, with clinoptilolite as particle The three-diemsnional electrode intensified electrolysis efficiency of electrode, the pollutant in waste water are electrolysed, the gas warp that in electrolytic process, positive and negative electrode produces Cross collection reuse or discharge;Waste water after electrolysis processes enters biochemical filter tank water inlet pipe by electrolyzer outlet pipe.
4. waste water enters the lower current area 3-in biochemical filter tank by biochemical filter tank water inlet pipe 3-4 and biochemical filter tank water distributor 3-5 Air and the waste water that 1, lower current area aeration tube 3-7 produce crosses generation biochemical reaction, simultaneously lower current area in lower current area filler 3-6 Waste water is filtered by filler, and waste water, by entering ascending zone 3-2 after deflection plate 3-8, occurs biochemistry in ascending zone filler 3-9 Reaction, waste water is filtered by ascending zone filler simultaneously, and the mud that lower current area and ascending zone produce sinks to mud district 3-3, logical Crossing the mud discharging valve 3-11 bottom mud district to emit, the water after biochemical filter tank processes passes through biochemical filter tank overfalling weir 3-10 With biochemical filter tank outlet pipe qualified discharge.
5. coagulative precipitation tank 1 produces precipitate and the mud that biochemical filter tank 3 is discharged is concentrated, transport outward after dehydration.
With the above-mentioned desirable embodiment according to the present invention for enlightenment, by above-mentioned description, relevant staff is complete Entirely can be without departing from carrying out various change and amendment in the range of this invention technological thought.This invention technical Scope is not limited to the content in description, it is necessary to determine its technical scope according to right.

Claims (2)

1. a Low Concentration Ammonia Containing Wastewater processing means, it is characterised in that: include regulating reservoir, coagulative precipitation tank (1), electrolyzer And biochemical filter tank (3) (2);Regulating reservoir, coagulative precipitation tank (1), electrolyzer (2) and biochemical filter tank (3) are sequentially communicated;
Described regulating reservoir includes regulating reservoir water inlet pipe and regulating reservoir outlet pipe, for regulating water quality and the water yield of waste water;
Described coagulative precipitation tank (1) includes stirring mixed zone (1-1) and settling zone (1-2), is provided with mixed bottom stirring mixed zone Solidifying sedimentation tank water inlet pipe (1-3), stirring middle and upper part, mixed zone is provided with medicinal liquid add-on system (1-4), sets in the middle part of stirring mixed zone It is equipped with agitating device (1-5);Being provided with baffle plate (1-6) in described settling zone, this baffle plate forms conduct with the inwall of coagulative precipitation tank Waste water enters the waste water runner of settling zone, and the exit of settling zone is provided with coagulative precipitation tank three phase separator (1-7), settling zone Outlet top is provided with coagulative precipitation tank overfalling weir (1-8), the tapered structure of settling zone bottom design, coagulative precipitation tank overfalling weir (1-8) connect coagulative precipitation tank outlet pipe, bottom settling zone, be provided with sediment discharge valve (1-9);
Described electrolyzer (2) is provided with electrolyzer water inlet pipe (2-1) and electrolyzer outlet pipe (2-2), electrolyzer water inlet pipe (2-1) Connection coagulative precipitation tank outlet pipe;Described electrolyzer (2) is left and right two cell structure, respectively cathode chamber (2-3) and anode chamber (2-4), described cathode chamber (2-3) connects with the middle and lower part of anode chamber (2-4), and top is separated by dividing plate (2-5), cathode chamber (2- 3) being provided with positive plate (2-6), anode chamber (2-4) is provided with negative plate (2-7), and positive and negative two battery lead plates connect outside positive negative electricity respectively The top of source, cathode chamber and anode chamber is conical structure, and the top of conical structure is provided with discharge (2-8);Further, Be positive electrode with ruthenium-iridium-tantalum plate or ruthenium-iridium-tantalum sheet tin or iridium tantalum titanium plate or iridium tantalum titanium sheet tin, with NACF plate or titanium net or Iron plate or corrosion resistant plate are negative material;Being filled with three-diemsnional electrode granule (2-9) in described electrolyzer, three-diemsnional electrode granule is Clinoptilolite or carry ferrum clinoptilolite or modenite or carry iron wire geolyte granule;The exit of electrolyzer is provided with electrolyzer three Phase separator (2-10), outlet top is provided with electrolyzer overfalling weir (2-11), and electrolyzer overfalling weir connects electrolyzer outlet pipe, institute The electrolyzer outlet pipe connection biochemical filter tank water inlet pipe stated;
The middle and upper part of described biochemical filter tank (3) is conical structure for cylindrical, bottom, including lower current area (3-1), ascending zone (3-2) with mud district (3-3);Described lower current area (3-1) is positioned at the middle part of the cylindrical structural in biochemical filter tank, ties for cylinder Structure, lower current area top is provided with biochemical filter tank water inlet pipe (3-4) and biochemical filter tank water distributor (3-5), is provided with dirty in the middle part of lower current area District's filler (3-6), lower current area bottom is provided with lower current area aeration tube (3-7), and the bottom of described lower current area is provided with deflection plate (3-8), The vertical section of described deflection plate (3-8) is horn-like;Described ascending zone (3-2) is positioned at periphery and the baffling of lower current area (3-1) The top of plate, is provided with ascending zone filler (3-9) in the middle part of ascending zone, ascending zone bottom is provided with ascending zone aeration tube, ascending zone top Exit be provided with biochemical filter tank overfalling weir (3-10);Biochemical filter tank overfalling weir connects biochemical filter tank overfalling weir outlet pipe;Described Mud district (3-3) is positioned at the bottom of lower current area and ascending zone, and the bottom in mud district is provided with mud discharging valve (3-11);
The standard water discharge discharge in described biochemical filter tank.
2. using the method that Low Concentration Ammonia Containing Wastewater processing means as claimed in claim 1 carries out waste water process, its feature exists In: there are following steps;
1. waste water enters regulating reservoir, regulating water quality and the water yield by regulating reservoir water inlet pipe;
2. the waste water after regulation enters coagulative precipitation tank by coagulative precipitation tank water inlet pipe (1-3), and from medicinal liquid add-on system (1-4) coagulant mixing, utilization is arranged on the agitating device (1-5) in the middle part of stirring area and is stirred;Giving up after coagulating Water enters settling zone (1-2), and the coagulative precipitation tank three phase separator (1-7) of settling zone realizes solid-liquid separation;Solid is at gravity Sink to the bottom of settling zone under effect, discharged by the sediment discharge valve (1-9) of bottom;Waste water is overflow by coagulative precipitation tank Mill weir (1-8), coagulative precipitation tank outlet pipe enter electrolyzer water inlet pipe (2-1);
3. the waste water from coagulative precipitation tank enters electrolyzer (2) by electrolyzer water inlet pipe (2-1), with clinoptilolite or load ferrum Clinoptilolite or modenite or carry the electricity of the three-diemsnional electrode particle strengthening three-diemsnional electrode system that iron wire geolyte is granule electrode Solving efficiency, the pollutant in waste water are electrolysed, and the gas that in electrolytic process, positive and negative electrode produces is through collecting reuse or discharge;Electricity Waste water after solution processes enters biochemical filter tank water inlet pipe by electrolyzer outlet pipe;
4. waste water enters the lower current area (3-in biochemical filter tank by biochemical filter tank water inlet pipe (3-4) and biochemical filter tank water distributor (3-5) 1), the air that lower current area aeration tube (3-7) produces and waste water cross generation biochemical reaction in lower current area filler (3-6), simultaneously Waste water is filtered by lower current area filler, and waste water enters ascending zone (3-2), at ascending zone filler (3-afterwards by deflection plate (3-8) 9) biochemical reaction occurs in, and waste water is filtered by ascending zone filler simultaneously, and the mud that lower current area and ascending zone produce sinks to Mud district (3-3), is emitted by the mud discharging valve (3-11) bottom mud district, and the water after biochemical filter tank processes passes through raw Change filter tank overfalling weir (3-10) and biochemical filter tank outlet pipe qualified discharge;
5. the mud that coagulative precipitation tank (1) produces precipitate, biochemical filter tank (3) are discharged is concentrated, transport outward after dehydration.
CN201610804280.0A 2016-09-06 2016-09-06 A kind of Low Concentration Ammonia Containing Wastewater processing means Pending CN106277631A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108249645A (en) * 2018-03-14 2018-07-06 深圳市祺鑫天正环保科技有限公司 Ammonia nitrogen waste water processing system
CN111196655A (en) * 2020-03-13 2020-05-26 东莞市亿霖环保科技有限公司 Industrial wastewater treatment method for removing ammonia nitrogen

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CN104787972A (en) * 2015-04-10 2015-07-22 常州大学 Coal-coking wastewater treatment system
CN105693027A (en) * 2016-03-12 2016-06-22 常州大学 Nitrophenol wastewater treatment device

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Publication number Priority date Publication date Assignee Title
KR20040055431A (en) * 2002-12-21 2004-06-26 청수환경(주) Sewage disposal apparatus enhancing purifying efficiency of sewage
CN104787972A (en) * 2015-04-10 2015-07-22 常州大学 Coal-coking wastewater treatment system
CN105693027A (en) * 2016-03-12 2016-06-22 常州大学 Nitrophenol wastewater treatment device

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Publication number Priority date Publication date Assignee Title
CN108249645A (en) * 2018-03-14 2018-07-06 深圳市祺鑫天正环保科技有限公司 Ammonia nitrogen waste water processing system
CN111196655A (en) * 2020-03-13 2020-05-26 东莞市亿霖环保科技有限公司 Industrial wastewater treatment method for removing ammonia nitrogen

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Application publication date: 20170104