CN111018092A - Activated sludge treatment equipment of loading magnetic - Google Patents
Activated sludge treatment equipment of loading magnetic Download PDFInfo
- Publication number
- CN111018092A CN111018092A CN201911193307.7A CN201911193307A CN111018092A CN 111018092 A CN111018092 A CN 111018092A CN 201911193307 A CN201911193307 A CN 201911193307A CN 111018092 A CN111018092 A CN 111018092A
- Authority
- CN
- China
- Prior art keywords
- magnetic
- pipeline
- magnetic powder
- tank
- aeration tank
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000010802 sludge Substances 0.000 title claims abstract description 71
- 239000006247 magnetic powder Substances 0.000 claims abstract description 50
- 238000005273 aeration Methods 0.000 claims abstract description 35
- 238000004062 sedimentation Methods 0.000 claims abstract description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 26
- 238000010992 reflux Methods 0.000 claims abstract description 21
- 239000006148 magnetic separator Substances 0.000 claims abstract description 16
- 238000002360 preparation method Methods 0.000 claims abstract description 11
- 238000005276 aerator Methods 0.000 claims abstract description 8
- 230000005389 magnetism Effects 0.000 claims description 12
- 230000001112 coagulating effect Effects 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 3
- 238000005345 coagulation Methods 0.000 abstract description 11
- 230000015271 coagulation Effects 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 7
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000004064 recycling Methods 0.000 abstract description 2
- 239000010865 sewage Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003851 biochemical process Effects 0.000 description 1
- 238000005202 decontamination Methods 0.000 description 1
- 230000003588 decontaminative effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007885 magnetic separation Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/15—Treatment of sludge; Devices therefor by de-watering, drying or thickening by treatment with electric, magnetic or electromagnetic fields; by treatment with ultrasonic waves
Abstract
The invention relates to active sludge treatment equipment loaded with magnetic powder, which comprises a magnetic separator, a high shear, a magnetic coagulation sedimentation tank, an excess sludge pump, a sludge reflux pump, a magnetic powder preparation tank, a magnetic powder adding tank and an aeration tank, wherein the aeration tank is connected with the magnetic coagulation sedimentation tank through a third pipeline, the magnetic coagulation sedimentation tank is connected with the excess sludge pump and the sludge reflux pump through a sludge reflux pipeline, the sludge reflux pump is connected with a water outlet pipe of a primary sedimentation tank through a first pipeline, the excess sludge pump is connected with the magnetic separator through a reflux pipeline, the high shear is arranged on the reflux pipeline, the magnetic separator is connected with a magnetic powder adding tank, the magnetic powder preparation tank is connected with the magnetic powder adding tank through a fourth pipeline, the magnetic powder adding tank is connected with the aeration tank through a second pipeline, and a plurality of microporous aerators are arranged in the aeration tank. The invention can simultaneously improve the treatment effect of multiple indexes after applying the magnetic loading technology and aims to reduce the consumption of magnetic powder by recycling.
Description
Technical Field
The invention relates to the field of sewage treatment, in particular to magnetic powder loaded activated sludge treatment equipment.
Background
The sludge concentration of the biochemical process is about 2500-3500 mg/L, if the sludge concentration is too high, the sedimentation effect of a subsequent secondary sedimentation tank is influenced, the treatment effect of the existing magnetic coagulation sedimentation is limited, and the waste of magnetic powder is serious.
Disclosure of Invention
The invention aims to provide magnetic powder loaded activated sludge treatment equipment.
The invention realizes the purpose through the following technical scheme: the utility model provides an activated sludge treatment equipment of loading magnetic, includes that magnetism separating centrifuge, high shear, magnetism coagulating sedimentation pond, excess sludge pump, sludge reflux pump, magnetic prepare groove, magnetic add groove, aeration tank, the aeration tank passes through the third pipe connection with magnetism coagulating sedimentation pond, magnetism coagulating sedimentation pond passes through sludge reflux pipeline and is connected with excess sludge pump and sludge reflux pump, sludge reflux pump goes out water piping connection through first pipeline and just heavy pond, the excess sludge pump passes through the backflow pipeline and is connected with the magnetism separating centrifuge, high shear is installed on the backflow pipeline, the magnetism separating centrifuge adds the jar with the magnetic and is connected, the magnetic prepares the groove and adds the jar through fourth pipeline and magnetic and is connected, the magnetic adds the jar and is connected with the aeration tank through the second pipeline, be equipped with a plurality of micropore aerators in the aeration tank.
Further, the micropore aerator is positioned at the bottom of the aeration tank.
Further, the magnetic powder preparation groove is located above the magnetic powder adding tank.
Further, the fourth pipeline is arranged horizontally.
Further, the installation bases of the excess sludge pump and the sludge reflux pump are parallel to the ground of the aeration tank.
Further, the magnetic separator is arranged at the upper part of the aeration tank.
Further, a water inlet and a water outlet are arranged on the side surface of the aeration tank, the water inlet is connected with a water outlet pipe of the primary sedimentation tank, and the water outlet is connected with a third pipeline.
Compared with the prior art, the invention has the beneficial effects that: the magnetic loading technology is applied, the multi-index treatment effect can be improved at the same time, and the magnetic powder consumption is reduced through recycling.
Drawings
FIG. 1 is a schematic view showing the structure of an activated sludge treatment apparatus loaded with magnetic powder.
Fig. 2 is a partial structural schematic diagram of fig. 1.
In the figure, 1, a magnetic separator, 2, a high shear, 3, a magnetic coagulation sedimentation tank, 4, a residual sludge pump, 5, a sludge reflux pump, 6, a reflux pipeline, 7, a first pipeline, 8, a magnetic powder preparation tank, 9, a magnetic powder adding tank, 10, a sludge reflux pipeline, 11, a second pipeline, 12, a third pipeline, 13, an aeration tank, 14, a micropore aerator, 15, a fourth pipeline, 16 and a primary sedimentation tank water outlet pipe.
Detailed Description
Referring to fig. 1 and 2, the apparatus for treating activated sludge loaded with magnetic powder includes a magnetic separator 1, a high shear machine 2, a magnetic coagulation sedimentation tank 3, a residual sludge pump 4, a sludge reflux pump 5, a magnetic powder preparation tank 8, a magnetic powder addition tank 9, and an aeration tank 13.
The aeration tank 13 is connected with the magnetic coagulation sedimentation tank 3 through a third pipeline 12, and a fourth pipeline 12 is horizontally arranged.
The magnetic coagulation sedimentation tank 3 is connected with the excess sludge pump 4 and the sludge reflux pump 5 through a sludge reflux pipeline 10.
The sludge reflux pump 5 is connected with a water outlet pipe 16 of the primary sedimentation tank through a first pipeline 7, and the sludge reflux pump 5 discharges sewage containing sludge into the water outlet pipe 16 of the primary sedimentation tank.
The residual sludge pump 4 is connected with the magnetic separator 1 through a return pipeline 6, the high shear machine 2 is arranged on the return pipeline 6, the residual sludge pump 4 guides sewage containing sludge into the magnetic separator 1, and the high shear machine 2 crushes objects in the sludge and then sends the crushed objects into the magnetic separator 1 on the way, so that the magnetic separation in the next step is facilitated.
The magnetic separator 1 is connected with the magnetic powder adding tank 9, and the magnetic separator 1 separates the magnetic powder from the sludge and discharges the magnetic powder into the magnetic powder adding tank 9.
Magnetic powder preparation groove 8 is connected with magnetic powder adding tank 9 through fourth pipeline 15, and magnetic powder preparation groove 8 adds tank 9 with the leading-in magnetic powder of magnetic through fourth pipeline 15. The magnetic powder preparation tank 8 is positioned above the magnetic powder adding tank 9.
The magnetic powder adding tank 9 is connected with the aeration tank 13 through a second pipeline 11, and the magnetic powder adding tank 9 adds magnetic powder into the aeration tank 13 through the second pipeline 11.
The bottom of the aeration tank 13 is provided with a plurality of microporous aerators 14.
The installation bases (not shown) of the residual sludge pump 4 and the sludge reflux pump 5 are parallel to the ground of the aeration tank, the magnetic separator 1 is installed on the upper part of the aeration tank 13, the side surface of the aeration tank is provided with a water inlet (not shown) and a water outlet (not shown), the water inlet is connected with a water outlet pipe 16 of the primary sedimentation tank, the water outlet is connected with a third pipeline 12, and the side surface of the magnetic coagulation sedimentation tank is provided with a water outlet (not shown).
The working principle of the invention is as follows:
during the in-service use, the pond of just subsiding goes out water and gets into the aeration tank, and aeration tank bottom micropore aerator improves sludge activity, and magnetic is ready to arrange the magnetic into the magnetic and adds the groove with the magnetic, then adds the aeration tank, and the magnetic combines with biochemical sludge, improves sludge settling property, increases sludge concentration, improves play water quality of water. The effluent of the aeration tank enters a magnetic coagulation sedimentation tank, and a return pipeline at the bottom of the magnetic coagulation sedimentation tank leads sewage into a sludge return pump and a residual sludge pump. The residual sludge pump lifts the water containing the sludge into a magnetic separator, the middle high shear machine stirs other objects in the sludge into pieces, the magnetic separator separates the sludge from the magnetic powder, the separated magnetic powder is discharged into a magnetic powder adding groove, and the magnetic powder is added into the aeration tank again by the magnetic powder adding groove.
The invention can make the sludge concentration of the biochemical pool reach 10000mg/L through debugging and domestication, the biochemical function is strengthened through high-concentration microorganisms, the decontamination effect is more obvious, the treatment effect of each pollution index of TP, SS, TN, NH3-N, CODCr is improved, the invention is suitable for the upgrading and transformation of SBR process and variants thereof, various oxidation ditch processes, A2O process and other biochemical technologies, and the effluent quality can directly reach the standard superior to first-class A.
The invention has the advantages that:
1. magnetic powder is separated from the sludge through a magnetic separator, and the separated magnetic powder is added into the aeration tank again to achieve the purpose of reducing the consumption of the magnetic powder.
2. The equipment is made into a mobile integrated processing device, and is convenient to transport and transfer.
3. The magnetic powder is combined with the biochemical sludge, so that the sludge settling property is improved, the sludge concentration is increased, and the effluent quality is improved.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. The utility model provides an activated sludge treatment equipment of loading magnetic which characterized in that: including magnetism separating centrifuge, high shear, magnetism coagulating sedimentation pond, excess sludge pump, mud backwash pump, magnetic preparation groove, magnetic add groove, aeration tank, the aeration tank passes through the third pipe connection with magnetism coagulating sedimentation pond, magnetism coagulating sedimentation pond passes through mud backwash pipeline and excess sludge pump and mud backwash pump are connected, mud backwash pump goes out water piping connection through first pipeline and just heavy pond, the excess sludge pump passes through the backflow pipeline and is connected with the magnetism separating centrifuge, high shear is installed on the backflow pipeline, the magnetism separating centrifuge adds the jar with the magnetic and is connected, the magnetic preparation groove adds the jar through fourth pipeline and magnetic and is connected, the magnetic adds the jar and is connected with the aeration tank through the second pipeline, be equipped with a plurality of micropore aerators in the aeration tank.
2. The magnetic powder-loaded activated sludge treatment apparatus according to claim 1, wherein: the micropore aerator is positioned at the bottom of the aeration tank.
3. The magnetic powder-loaded activated sludge treatment apparatus according to claim 1, wherein: the magnetic powder preparation groove is positioned above the magnetic powder adding tank.
4. The magnetic powder-loaded activated sludge treatment apparatus according to claim 1, wherein: the fourth pipeline is horizontally arranged.
5. The magnetic powder-loaded activated sludge treatment apparatus according to claim 1, wherein: the installation bases of the excess sludge pump and the sludge reflux pump are parallel to the ground of the aeration tank.
6. The magnetic powder-loaded activated sludge treatment apparatus according to claim 1, wherein: the magnetic separator is arranged at the upper part of the aeration tank.
7. The magnetic powder-loaded activated sludge treatment apparatus according to claim 1, wherein: and a water inlet and a water outlet are arranged on the side surface of the aeration tank, the water inlet is connected with a water outlet pipe of the primary sedimentation tank, and the water outlet is connected with a third pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911193307.7A CN111018092A (en) | 2019-11-28 | 2019-11-28 | Activated sludge treatment equipment of loading magnetic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911193307.7A CN111018092A (en) | 2019-11-28 | 2019-11-28 | Activated sludge treatment equipment of loading magnetic |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111018092A true CN111018092A (en) | 2020-04-17 |
Family
ID=70203142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911193307.7A Pending CN111018092A (en) | 2019-11-28 | 2019-11-28 | Activated sludge treatment equipment of loading magnetic |
Country Status (1)
| Country | Link |
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| CN (1) | CN111018092A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115259566A (en) * | 2022-08-16 | 2022-11-01 | 深圳市环境科学研究院 | Method for deep biological treatment of nanoscale electronic chip wastewater |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006000749A (en) * | 2004-06-17 | 2006-01-05 | Kurita Water Ind Ltd | Sludge crushing method and sludge volume-reducing method |
| US20110017674A1 (en) * | 2009-07-27 | 2011-01-27 | Michael Anthony Schober | Using Magnets or Electromagnets to Move Sewage Sludge |
| CN102574714A (en) * | 2009-09-08 | 2012-07-11 | 西门子工业公司 | System and method for enhancing a wastewater treatment process |
| CN204198483U (en) * | 2014-10-16 | 2015-03-11 | 苏州纳源环保科技有限公司 | A kind of magnetic aeration and biological treatment system |
| CN106219907A (en) * | 2016-09-19 | 2016-12-14 | 青岛洛克环保科技有限公司 | Mineral for sewage disposal loads biochemical materialization coupled processing method and system |
| CN109485145A (en) * | 2018-12-28 | 2019-03-19 | 大连海事大学 | The coupling integrated reinforcing phosphorus-containing wastewater processing system of magnetization load activated sludge and its processing method |
| CN211813644U (en) * | 2019-11-28 | 2020-10-30 | 国合恒新环保江苏有限公司 | Activated sludge treatment equipment of loading magnetic |
-
2019
- 2019-11-28 CN CN201911193307.7A patent/CN111018092A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006000749A (en) * | 2004-06-17 | 2006-01-05 | Kurita Water Ind Ltd | Sludge crushing method and sludge volume-reducing method |
| US20110017674A1 (en) * | 2009-07-27 | 2011-01-27 | Michael Anthony Schober | Using Magnets or Electromagnets to Move Sewage Sludge |
| CN102574714A (en) * | 2009-09-08 | 2012-07-11 | 西门子工业公司 | System and method for enhancing a wastewater treatment process |
| CN204198483U (en) * | 2014-10-16 | 2015-03-11 | 苏州纳源环保科技有限公司 | A kind of magnetic aeration and biological treatment system |
| CN106219907A (en) * | 2016-09-19 | 2016-12-14 | 青岛洛克环保科技有限公司 | Mineral for sewage disposal loads biochemical materialization coupled processing method and system |
| CN109485145A (en) * | 2018-12-28 | 2019-03-19 | 大连海事大学 | The coupling integrated reinforcing phosphorus-containing wastewater processing system of magnetization load activated sludge and its processing method |
| CN211813644U (en) * | 2019-11-28 | 2020-10-30 | 国合恒新环保江苏有限公司 | Activated sludge treatment equipment of loading magnetic |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115259566A (en) * | 2022-08-16 | 2022-11-01 | 深圳市环境科学研究院 | Method for deep biological treatment of nanoscale electronic chip wastewater |
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