CN105016478A - Sewage treatment system for denitrification through biological stuffing and installation method of sewage treatment system - Google Patents
Sewage treatment system for denitrification through biological stuffing and installation method of sewage treatment system Download PDFInfo
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- CN105016478A CN105016478A CN201410178798.9A CN201410178798A CN105016478A CN 105016478 A CN105016478 A CN 105016478A CN 201410178798 A CN201410178798 A CN 201410178798A CN 105016478 A CN105016478 A CN 105016478A
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- sewage treatment
- packing material
- biologic packing
- treatment tank
- aeration tube
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Abstract
The invention relates to a sewage treatment system for denitrification through biological stuffing. The sewage treatment system comprises a sewage treatment pool. The sewage treatment pool is provided with a water inlet and a water outlet. An aerating system is arranged in the sewage treatment pool. The biological stuffing is evenly placed in the sewage treatment pool. The sewage treatment system has the advantages that the total nitrogen removal rate of the sewage treatment system for denitrification through the biological stuffing for common domestic water can reach more than 70%, and the denitrification efficiency is high; stirring is conducted without machines or traction external force, and the operating cost is saved; in the treatment process, natural step distribution of different strains is formed in the water flow direction and the vertical direction, the strains are stably distributed, and the treatment efficiency is improved; biological activated sludge is less, and the defects that the yield of sludge is large and the sludge treatment cost is high by means of a conventional treatment process are overcome. Automatic alternate regeneration of biological films is achieved in a regular gas backflushing mode, invested cost is low, operation is simple, consumed water is saved, and system operation is not affected.
Description
Technical field
The present invention relates to a kind of Sewage treatment systems, be specifically related to a kind of adopt biologic packing material to carry out denitrogenation processing Sewage treatment systems and installation method.
Background technology
Wastewater treatment in China industry development progress is more late, and before arriving reform and opening-up since the establishment of the nation, the demand of wastewater treatment in China mainly uses based on industry and national defence tip.After reform and opening-up, the fast development of national economy, significantly improving of living standards of the people, has pulled the demand of sewage disposal.After entering nineteen nineties, the wastewater treatment in China industry entry fast-developing phase, the speedup of sewage disposal demand is far above global level.Based on ordinary biofilter, fully use for reference the mentality of designing of catalytic oxidation and water-feeding leaching pool technique and the sewage treatment technique of a kind of high loading developed, efficient process.Its uses the particulate filter of rough porous, filtrate table and grow and have microbial film, provides aeration at the bottom of pond.The essence of biological aerated filter sewage treatment is exactly that effluent stream is through being attached to the microbial film on filtrate, utilize filtrate and biomembranous absorption crown_interception, the oxygenolysis of microorganism, the denitrification of the food chain classification predation formed along water (flow) direction and the inner microenvironment of microbial film and anaerobism section, thus sewage is purified.
Current denitrogenation Sewage treatment systems is all generally adopt the method for throwing in filler in treatment tank, this treatment system needs to arrange mechanical stirring device or towing mechanism at the bottom of pond to make filler distribution in pond even, also gas-water mixer to be installed, complex structure simultaneously, with high costs.The way that external force stirs can not ensure that filler is uniformly distributed in treatment tank, reduces nitric efficiency.
Summary of the invention
The object of this invention is to provide a kind of adopt biologic packing material to carry out denitrogenation processing Sewage treatment systems and installation method, to overcome prior art above shortcomings.
The object of the invention is to be achieved through the following technical solutions:
Adopt biologic packing material to carry out a Sewage treatment systems for denitrogenation processing, comprise treatment tank, described treatment tank is provided with water-in and water outlet, is provided with aerating system in described treatment tank, and evenly throwing in described treatment tank has biologic packing material.
Further, described aerating system comprises and is layed in aeration tube bottom described treatment tank and air-blast device, and one end of described aeration tube is communicated with the air-blast device being arranged at treatment tank outside by pipeline.
Further, described aeration tube grouping uniform spreading is located at the bottom of described treatment tank, and described aeration tube evenly offers some air outlets.
Further, described air-blast device is gas blower.
Adopt biologic packing material to carry out an installation method for the Sewage treatment systems of denitrogenation processing, comprise following step
Rapid:
1), first install aerating system, lay aeration tube in advance in the bottom of described treatment tank, aeration tube grouping is evenly laid, and installs air-blast device after aeration tube installation, and connects aeration tube and air-blast device by pipeline;
2), after aeration tube laid, described biologic packing material has been rendered in treatment tank, will evenly throw in when throwing in biologic packing material;
3), according to above-mentioned steps 2) input situation time segment water inlet, be distributed in described treatment tank to make biologic packing material even laminating.
Further, described biologic packing material comprises spherical shell, the surface of described housing is provided with some mesh, bio-carrier is filled with in described housing, described bio-carrier is combined by the particulate material of two kinds of unlike materials, and wherein, a kind of particulate matter is the rectangular parallelepiped blocky-shaped particle of nano modified polyurethane material, another kind is porous mineral matter particle, and the filling ratio of described bio-carrier in housing is 35%-85%.
Beneficial effect of the present invention is: the Sewage treatment systems that the present invention adopts biologic packing material to carry out denitrogenation processing can reach more than 70% for common domestic water nitrogen removal rate, and nitric efficiency is high; Stir without the need to any machinery or traction external force, save running cost; Easy to install, without the need to fixing or bracing or strutting arrangement; In treating processes, all form the natural ladder distribution of different strain along water (flow) direction and vertical direction, and strains'distribution is stablized, and improves processing efficiency; Adopt bottom to lay the mode of grouping aeration tube, by regular gas backwash mode, realize biomembranous automatically alternately regeneration, compare usual air water backwash mode, have investment cost low, simple to operate, conserve water, the not feature such as influential system operation.
Accompanying drawing explanation
With reference to the accompanying drawings the present invention is described in further detail below.
Fig. 1 is that employing biologic packing material described in the embodiment of the present invention carries out the side of the Sewage treatment systems of denitrogenation processing and cross-sectional schematic;
Fig. 2 is the schematic top plan view that employing biologic packing material described in the embodiment of the present invention carries out the Sewage treatment systems of denitrogenation processing.
In figure:
1, treatment tank; 2, biologic packing material; 3, air-blast device; 4, pipeline; 5, aeration tube.
Embodiment
As shown in Figure 1-2, in figure, direction shown in arrow is water inlet direction and water outlet direction.Employing biologic packing material described in the embodiment of the present invention carries out the Sewage treatment systems of denitrogenation processing, comprise treatment tank 1, described treatment tank 1 is provided with water-in and water outlet, is provided with aerating system in described treatment tank 1, and evenly throwing in described treatment tank 1 has biologic packing material 2.Described aerating system comprises and is layed in aeration tube 5 bottom described treatment tank and air-blast device 3, and one end of described aeration tube 5 is communicated with the air-blast device 3 being arranged at treatment tank 1 outside by pipeline 4.Described aeration tube 5 uniform spreading that divides into groups is located at the bottom of described treatment tank 1, and described aeration tube 5 evenly offers some air outlets.Described air-blast device 3 is preferably gas blower.
Employing biologic packing material described in the embodiment of the present invention carries out the installation method of the Sewage treatment systems of denitrogenation processing, comprises the following steps:
1), first install aerating system, lay aeration tube 5 in advance in the bottom of described treatment tank 1, aeration tube 5 divides into groups evenly to lay, and installs air-blast device 3, and connect aeration tube 5 and air-blast device 3 by pipeline 4 after aeration tube 5 installation;
2), after aeration tube 5 laid, described biologic packing material 2 has been rendered in treatment tank 1, will evenly throw in when throwing in biologic packing material 2;
3), according to above-mentioned steps 2) input situation time segment water inlet, be distributed in described treatment tank 1 to make biologic packing material 2 even laminating.
Aforesaid method is adopted to install to ensure that biologic packing material can be uniformly distributed in treatment tank, to improve nitric efficiency.
Described biologic packing material 2 comprises spherical shell, the surface of described housing is provided with some mesh, bio-carrier is filled with in described housing, described bio-carrier is combined by the particulate material of two kinds of unlike materials, wherein, particulate matter is a rectangular parallelepiped blocky-shaped particle for nano modified polyurethane material, and another kind is porous mineral matter particle, and the filling ratio of described bio-carrier in housing is 35%-85%.
Employing biologic packing material described in the embodiment of the present invention carries out the Sewage treatment systems of denitrogenation processing, and sewage flows into treatment tank 1 through water-in and carries out denitrogenation processing, and sewage flows out through water outlet after the denitrogenation processing of biologic packing material 2, and denitrogenation processing completes.Aerating system in treatment tank 1 is regularly exitted by aeration tube 5 in pond, by regular gas backwash mode, realizes biomembranous alternately regeneration automatically.Compare usual air water backwash mode, have investment cost low, simple to operate, conserve water, the not feature such as influential system operation.
The present invention is not limited to above-mentioned preferred forms; anyone can draw other various forms of products under enlightenment of the present invention; no matter but any change is done in its structure or method; every have identical with the application or akin technical scheme, all drops within protection scope of the present invention.
Claims (6)
1. the Sewage treatment systems adopting biologic packing material to carry out denitrogenation processing, comprise treatment tank (1), described treatment tank (1) is provided with water-in and water outlet, it is characterized in that: described treatment tank is provided with aerating system in (1), evenly throwing in described treatment tank has biologic packing material (2).
2. employing biologic packing material according to claim 1 carries out the Sewage treatment systems of denitrogenation processing, it is characterized in that: described aerating system comprises the aeration tube (5) and air-blast device (3) that are layed in described treatment tank (1) bottom, one end of described aeration tube (5) is communicated with by the air-blast device (3) that pipeline (4) is outside with being arranged at treatment tank (1).
3. employing biologic packing material according to claim 2 carries out the Sewage treatment systems of denitrogenation processing, it is characterized in that: described aeration tube (5) grouping uniform spreading is located at the bottom of described treatment tank (1), and (5) evenly offer some air outlets to described aeration tube.
4. employing biologic packing material according to claim 3 carries out the Sewage treatment systems of denitrogenation processing, it is characterized in that: described air-blast device (3) is gas blower.
5. the employing biologic packing material according to any one of claim 1-4 carries out the installation method of the Sewage treatment systems of denitrogenation processing, it is characterized in that, comprises the following steps:
1), first aerating system is installed, aeration tube (5) is laid in advance in the bottom of described treatment tank (1), aeration tube (5) grouping is evenly laid, air-blast device (3) is installed after aeration tube (5) installation, and connects aeration tube (5) and air-blast device (3) by pipeline (4);
2), after aeration tube (5) laid, described biologic packing material (2) has been rendered in treatment tank (1), will evenly throw in when throwing in biologic packing material (2);
3), according to above-mentioned steps 2) input situation time segment water inlet, be distributed in described treatment tank (1) to make biologic packing material (2) even laminating.
6. employing biologic packing material according to claim 5 carries out the installation method of the Sewage treatment systems of denitrogenation processing, it is characterized in that: described biologic packing material (2) comprises spherical shell, the surface of described housing is provided with some mesh, bio-carrier is filled with in described housing, described bio-carrier is combined by the particulate material of two kinds of unlike materials, wherein, a kind of particulate matter is the rectangular parallelepiped blocky-shaped particle of nano modified polyurethane material, another kind is porous mineral matter particle, the filling ratio of described bio-carrier in housing is 35%-85%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410178798.9A CN105016478A (en) | 2014-04-30 | 2014-04-30 | Sewage treatment system for denitrification through biological stuffing and installation method of sewage treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410178798.9A CN105016478A (en) | 2014-04-30 | 2014-04-30 | Sewage treatment system for denitrification through biological stuffing and installation method of sewage treatment system |
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| CN105016478A true CN105016478A (en) | 2015-11-04 |
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| CN201410178798.9A Pending CN105016478A (en) | 2014-04-30 | 2014-04-30 | Sewage treatment system for denitrification through biological stuffing and installation method of sewage treatment system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105254013A (en) * | 2015-11-20 | 2016-01-20 | 江苏合一水业有限公司 | Sewage treatment tank |
| CN108862565A (en) * | 2018-07-05 | 2018-11-23 | 天津城建大学 | A kind of biofilm carrier and its reaction system and application |
| CN109867365A (en) * | 2019-03-11 | 2019-06-11 | 河海大学 | A kind of double triangle pipe valve control renewable ecological repair systems |
| CN111470639A (en) * | 2020-04-13 | 2020-07-31 | 深圳市水务技术服务有限公司 | Urban water body in-situ microorganism remediation device and remediation method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105254013A (en) * | 2015-11-20 | 2016-01-20 | 江苏合一水业有限公司 | Sewage treatment tank |
| CN108862565A (en) * | 2018-07-05 | 2018-11-23 | 天津城建大学 | A kind of biofilm carrier and its reaction system and application |
| CN109867365A (en) * | 2019-03-11 | 2019-06-11 | 河海大学 | A kind of double triangle pipe valve control renewable ecological repair systems |
| CN109867365B (en) * | 2019-03-11 | 2021-09-28 | 河海大学 | Renewable ecological restoration system controlled by double triangular pipes through valves |
| CN111470639A (en) * | 2020-04-13 | 2020-07-31 | 深圳市水务技术服务有限公司 | Urban water body in-situ microorganism remediation device and remediation method |
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Application publication date: 20151104 |