CN108083592A - Municipal sludge is innoxious, recycling pretreatment unit and sludge synthesis locate method in advance - Google Patents
Municipal sludge is innoxious, recycling pretreatment unit and sludge synthesis locate method in advance Download PDFInfo
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- CN108083592A CN108083592A CN201810004820.6A CN201810004820A CN108083592A CN 108083592 A CN108083592 A CN 108083592A CN 201810004820 A CN201810004820 A CN 201810004820A CN 108083592 A CN108083592 A CN 108083592A
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- 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
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- 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
- C02F11/06—Treatment of sludge; Devices therefor by oxidation
- C02F11/08—Wet air oxidation
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- 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
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- 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
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
- C02F11/127—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering by centrifugation
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B33/00—Clay-wares
- C04B33/02—Preparing or treating the raw materials individually or as batches
- C04B33/13—Compounding ingredients
- C04B33/132—Waste materials; Refuse; Residues
- C04B33/1321—Waste slurries, e.g. harbour sludge, industrial muds
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F7/00—Fertilisers from waste water, sewage sludge, sea slime, ooze or similar masses
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L1/00—Liquid carbonaceous fuels
- C10L1/32—Liquid carbonaceous fuels consisting of coal-oil suspensions or aqueous emulsions or oil emulsions
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L1/00—Liquid carbonaceous fuels
- C10L1/32—Liquid carbonaceous fuels consisting of coal-oil suspensions or aqueous emulsions or oil emulsions
- C10L1/326—Coal-water suspensions
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/20—Heavy metals or heavy metal compounds
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/001—Runoff or storm water
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2305/00—Use of specific compounds during water treatment
- C02F2305/02—Specific form of oxidant
- C02F2305/023—Reactive oxygen species, singlet oxygen, OH radical
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/20—Fertilizers of biological origin, e.g. guano or fertilizers made from animal corpses
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/60—Production of ceramic materials or ceramic elements, e.g. substitution of clay or shale by alternative raw materials, e.g. ashes
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Water Supply & Treatment (AREA)
- Hydrology & Water Resources (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
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- Treatment Of Sludge (AREA)
Abstract
Municipal sludge is innoxious, recycling pretreatment unit, including ozone generator, venturi pump, sludge transporting pipeline and eddy flow centrifuge.It is equidistant in sludge transporting pipeline to be equiped with multiple supersonic generators.The outlet of venturi pump and the sludge import of sludge transporting pipeline connect.The sludge liquid outlet of the venthole and venturi pump of ozone generator connects.High pressure positive blower goes out provides gases at high pressure for ozone generator.Multiple microwave magnetrons are evenly equipped on eddy flow centrifuge housing.Scale of investment of the present invention is small, low in energy consumption, and is a kind of simplification, integrated, the practical product for being suitable for promoting and applying, and can disposably carry out comprehensive pretreatment sludge, carries out deeply dehydrating sludge and separates organic matter and inorganic matter.Make sludge become agriculture organic fertilizer, sludge methane phase gas, sludge mixing water gas and water-coal-slurry, firing sludge construction material as can industrialization regenerated resources.
Description
Technical field
The invention belongs to environmental protection, rubbish renewable resource fields, and in particular to a kind of municipal sludge is innoxious, decrement
Change, comprehensive resource pretreatment unit.The present invention is using ozone oxidation reduction, ultrasonic cavitation stirring, microwave to organic matter solution
Poly- and degradation, bubble are to the complex art of the environmental types such as hydrophobic organic matter FLOTATION SEPARATION, rotary filter press sedimentation to current city
The aqueous minimizing of colloid state of city's sludge removes toxic pathogen and microorganism, reduces heavy metal ion residual, degradation dirt
The various poisonous and hazardous organic matters of mud, sewage make sludge with deep dehydration, can carry out the separation of organic matter and inorganic matter.
Make sludge resource can with fuel energy, can with organic extensive use of chemical fertilizer, can become construction material sludge pretreatment device.
Background technology
The sludge of each municipal sewage plant's discharge contains substantial amounts of colloid state organic matter at present（Protein and amino acid,
Fat and aliphatic acid, high molecular polymer）, inorganic salts, toxic compounds and heavy metal ion.Sludge is solid using press filtration and centrifugation
After liquid separation, the water of state containing colloid is more than 80%.Organic carbon constituents and nitrogen, phosphorus, potassium and trace element, humic acid in sludge
Compositions is waited not have recycling, do not eliminate the peculiar smell that the oxious component of sludge and ammonia nitrogen generate, the discharge of each sewage treatment plant
The not effective recycling of sludge.Domestic at present, external minimal amount of city is individually using ozone, ultrasonic wave, micro-
Ripple and the flotation of spinning liquid bubble and the technologies such as chemical agent is added to remove sludge, the sewage in processing city.There are still deeply dehydrating sludge and
The problem of organic matter and inorganic matter is separated, city sewage sludge reclamation cost occupies height, and recycling sludge, industrialization technology be not general
And.
The content of the invention
The object of the present invention is to provide a kind of municipal sludge is innoxious, recycling pretreatment unit.
It is another object of the present invention to provide a kind of urban sludge treating method using described device.
The method of the present invention is using ripe ozone to Sewage Sludge Treatment Techniques, and ultrasonic wave is to sewage sludge processing
Technology, microwave is to Sewage Sludge Treatment Techniques, efficient spinning liquid solid-liquid separation technique, foam air supporting hydrophobic organic matter isolation technics
On basis, the municipal sludge pretreatment unit of a simplification is developed.The equipment investment small scale, low in energy consumption, Er Qieshi
A kind of simplification, integrated, the practical product for being suitable for promoting and applying, can disposably carry out comprehensive pretreatment sludge, carry out
Deeply dehydrating sludge and separation organic matter and inorganic matter.Sludge is made to become agriculture organic fertilizer, sludge methane phase gas, sludge mixing system
Water-gas and water-coal-slurry, firing sludge construction material become can industrialization regenerated resources.
The technical solution adopted is that：
Municipal sludge is innoxious, recycling pretreatment unit, surpasses including power supply box, venturi pump, ozone generation mechanism, duct type
Sound wave reaction mechanism and cyclone separator are disembarked structure, it is characterised in that：
The duct type ultrasonic response mechanism, including sludge transporting pipeline, in sludge transporting pipeline it is equidistant be equiped with it is multiple
Supersonic generator forms duct type ultrasonic sweep-frequency reaction zone, to carrying out ultrasonic wave into the sludge in sludge transporting pipeline
Enter rotary filter press after cavitation and stirring.The outlet of venturi pump and the sludge import of sludge transporting pipeline pass through flanged joint.
The sludge import of sludge transporting pipeline is connected by pipeline with sludge-tank.
Ozone generation mechanism, including ozone generator, the first dehumidifier, check-valves, the second dehumidifier and high pressure positive blower.It is smelly
The venthole of Oxygen Generator is connected with the air admission hole of the first dehumidifier, the first appendix of the first dehumidifier and the dirt of venturi pump
Mud liquid outlet connection.Check-valves is equiped on first appendix.High pressure positive blower venthole by pipeline and the second dehumidifier into
Stomata connects, and the venthole of the second dehumidifier is connected by pipeline with the air admission hole of ozone generator lower part.
The cyclone separator mechanism, including eddy flow centrifuge, taper heavy liquid stream decanting zone babinet and froth flotation, gently
Matter fluid flow tube.The sludge outlet of sludge transporting pipeline passes through flanged joint with the sludge inlet of eddy flow centrifuge.Eddy flow centrifuge
Housing on be evenly equipped with multiple microwave magnetrons.The upper end of the blistering flotation outlet of eddy flow centrifuge passes through flange and lightweight liquid
Efferent duct passes through flanged joint.Lightweight liquid efferent duct is connected by pipeline with the feed inlet of the first spiral solid-liquid separator.Cone
The upper end of shape heavy liquid stream babinet is connected by flange with the housing lower end of eddy flow centrifuge.The lower end of taper heavy liquid stream babinet
Heavy liquid exit is equiped with ultrasonic cleaner.The lower end heavy liquid outlet of taper heavy liquid stream babinet passes through pipeline and second
The feed inlet connection of spiral solid-liquid separator.Power supply box is system power supply.
When handling municipal sludge with the present apparatus, sludge passes through the microwave region with reflection, sludge macromolecular mass is carried out high
Frequency electromagnetic field radiates, and further promotes ozone deep oxidation reduction reaction process.Sludge that gas mixes, sewage containing colloid state and
Under the conditions of organic floccule, foam-like is formed, in spinning liquid equipment axle center, low-pressure area starts air supporting foam fraction factor, and with light liquids
The lightweight liquid efferent duct outflow of the blistering flotation pipe upper end connection of upper warp float eddy flow centrifuge.Heavy mixture is in cyclone separator
Under centrifugal force effect, settled in center periphery.For the tiny silt isolated is avoided to adhere to and blocks heavy stream passage,
Ultrasonic cleaner is set on taper heavy liquid stream babinet.The organic molecule of colloid state is rolled into a ball in ultrasonic wave, microwave and ozone
Depolymerization and degradation are flowed out after the chemical reaction of quick ozone and heavy metal ion deep oxidation reduction reaction.
A kind of municipal sludge using the present invention is innoxious, the method for recycling pretreatment unit processing municipal sludge, bag
Include following step：
Start ozone generator, the first dehumidifier, the second dehumidifier, high pressure positive blower and supersonic generator, cyclone separator, micro-
Ripple magnetron；
Pressure-air is sent into ozone generator by high pressure positive blower through the second dehumidifier, and the ozone that ozone generator generates enters first
Dehumidifier, the ozone after dehumidifying enters sludge transporting pipeline, while the municipal sludge in sludge-tank is pumped by venturi pump
Sludge transporting pipeline and 1500g/hr ozone >=300KPa, >=300m3/hr air mix, and into 20~40KHz, uniformly distributed work(
The duct type ultrasonic sweep-frequency reaction zone of rate 1000W carries out ultrasonic cavitation；
By duct type ultrasonic sweep-frequency reaction zone, the sludge liquid after ultrasonic cavitation is carried out after agitation into spinning liquid centrifugation point
From device, during gas-liquid mixed rotation declines, at the microwave of uniformly distributed 6KW, 2450MHz with the microwave magnetron reflected
Region is managed, electromagnetic field of high frequency radiation is carried out to sludge macromolecular mass, further promotes ozone deep oxidation reduction reaction process.Gas
Mixed sludge, sewage form foam-like, in the axle center of spinning liquid whizzer under the conditions of containing colloid state and organic floccule
Low-pressure area starts air supporting foam fraction factor, spiral solid into first by pipeline again with warp float lightweight liquid efferent duct on light liquids
Liquid/gas separator.Organic dewatered sludge is released spare, filtered fluid discharge by the screw feeder of the first spiral solid-liquid separator from discharge port.Weight
Matter mixture settles into taper heavy liquid stream babinet in center periphery, to avoid under the effect of cyclone separator centrifugal force
The tiny silt attachment isolated and blocking heavy stream passage set ultrasonic cleaner declining region.In ultrasonic wave, micro-
The depolymerization and degradation that ripple rolls into a ball the organic molecule of colloid state with ozone, the chemical reaction of quick ozone and heavy metal ion depth
After redox reaction, effectively light weight sludge and heavy mud can be separated, make sludge that can be completed dirty with deep dehydration
The pretreatment of mud simultaneously enters the second spiral solid-liquid separator, and the screw feeder of the second spiral solid-liquid separator squeezes inorganic dewatered sludge
Pressure is discharged from discharge port, carries out subsequent recycling processing, filtrate is back to mud pit.
The features of the present invention：
The characteristics of present invention is with existing mature technology, completely using physical method and ultrasonic wave, microwave, air supporting foam fraction factor, rotation
The comprehensive technical measures such as liquid centrifugal sedimentation realize recycling sludge and minimizing.Sludge colloid state and deeply dehydrating sludge are removed,
Organic matter and inorganic matter are separated, removes heavy metal component, realizes the preprocess method of sludge resourcebility.
Description of the drawings
Fig. 1 is a kind of embodiment structural scheme of mechanism of the present invention.
Fig. 2 is the top view of Fig. 1.
Fig. 3 is the first spiral solid-liquid separator structure diagram.
Fig. 4 is the second spiral solid-liquid separator structure diagram.
Specific embodiment
A kind of municipal sludge is innoxious, recycling pretreatment unit, including power supply box 1, venturi pump 2, ozone generator
Structure 3, duct type ultrasonic response mechanism 4 and cyclone separator are disembarked structure 5, it is characterised in that：
The duct type ultrasonic response mechanism 4, including sludge transporting pipeline 6, in sludge transporting pipeline it is equidistant be equiped with it is more
A supersonic generator 7, the outlet of venturi pump 2 pass through flanged joint with the sludge import of sludge transporting pipeline 6.Sludge conveys
The sludge import of pipeline 6 is connected by the sludge-tank of pipeline and peripheral hardware.
Ozone generation mechanism 3, including ozone generator 8, the first dehumidifier 9, check-valves 10, the second dehumidifier 11 and high pressure
Wind turbine 12.The venthole of ozone generator 3 is connected with the air admission hole of the first dehumidifier 9, the first appendix 13 of the first dehumidifier 9
It exports and connects with the sludge liquid of venturi pump 2.Check-valves 10 is equiped on first appendix 13.High pressure positive blower 12 by pipeline with
The air admission hole connection of second dehumidifier 11, the venthole of the second dehumidifier 11 pass through pipeline and the air inlet of 3 lower part of ozone generator
Hole connects.
The cyclone separator is disembarked structure 5, including eddy flow centrifuge 15, taper heavy liquid stream babinet 16 and blistering flotation pipe
17.The outlet of the sludge liquid of sludge transporting pipeline 6 passes through flanged joint with the sludge liquid entrance of eddy flow centrifuge 15.Eddy flow centrifuges
It is uniformly distributed on the housing of device 15 that there are six microwave magnetrons 18.The upper end of the blistering flotation pipe 17 of eddy flow centrifuge 15 by flange with
Lightweight liquid efferent duct 19 passes through flanged joint.Lightweight liquid efferent duct 19 by pipeline and the first spiral solid-liquid separator 20 into
Material mouth connects.The upper end of cone taper heavy liquid stream babinet 16 is connected by flange with the housing lower end of eddy flow centrifuge 15.Taper
Ultrasonic wave, which is equiped with, at the lower end heavy liquid outlet 21 of heavy liquid stream babinet 16 goes out dirty device 22.Under taper heavy liquid stream babinet 16
End heavy liquid outlet is connected with the feed inlet of the second spiral solid-liquid separator 23.Ozone generator 8, eddy flow centrifuge 15 and cone
Shape heavy liquid stream babinet 16 is fixed on the support 14.
Power supply box 1 is system power supply.
Claims (4)
1. a kind of municipal sludge is innoxious, recycling pretreatment unit, occur including power supply box (1), venturi pump (2), ozone
Mechanism (3), duct type ultrasonic response mechanism (4) and cyclone separator are disembarked structure (5), it is characterised in that：
The duct type ultrasonic response mechanism (4), including sludge transporting pipeline (6), the sludge transporting pipeline (6) is first-class
Distance is equiped with multiple supersonic generators) 7；The outlet of venturi pump (2) and the sludge import of sludge transporting pipeline (6) pass through
Flanged joint；The sludge import of sludge transporting pipeline (6) is connected by the sludge-tank of pipeline and peripheral hardware；
The ozone generation mechanism (3), including ozone generator (8), the first dehumidifier (9), check-valves (10), the second dehumidifier
(11) and high pressure positive blower (12)；The venthole of ozone generator (3) is connected with the air admission hole of the first dehumidifier (9), the first dehumidifying
The first appendix (13) of device (9) and the sludge liquid outlet of venturi pump (2) connect；First appendix is equiped with non-return on (13)
Valve (10)；High pressure positive blower (12) is connected by pipeline with the air admission hole of the second dehumidifier (11), the outlet of the second dehumidifier (11)
Hole is connected by pipeline with the air admission hole of ozone generator (3) lower part；
The cyclone separator is disembarked structure (5), including eddy flow centrifuge (15), taper heavy liquid stream babinet (16) and blistering flotation
It manages (17)；The outlet of the sludge liquid of sludge transporting pipeline (6) passes through flanged joint with the sludge liquid entrance of eddy flow centrifuge (15)；
The upper end of the blistering flotation pipe 17 of eddy flow centrifuge (15) passes through flanged joint by flange and lightweight liquid efferent duct (19)；Lightweight
Liquid efferent duct (19) is connected by pipeline with the feed inlet of the first spiral solid-liquid separator (20)；Bore taper heavy liquid stream babinet
(16) upper end is connected by flange with the housing lower end of eddy flow centrifuge (15).
2. a kind of municipal sludge according to claim 1 is innoxious, recycling pretreatment unit, it is characterised in that：
Multiple microwave magnetic controls (18) are evenly equipped on the housing of the eddy flow centrifuge (15).
3. a kind of municipal sludge according to claim 1 or 2 is innoxious, recycling pretreatment unit, it is characterised in that：
Ultrasonic cleaner (22) is equiped at the lower end heavy liquid outlet (21) of the taper heavy liquid stream babinet (16).
4. a kind of municipal sludge using the present invention is innoxious, the method for recycling pretreatment unit processing municipal sludge, including
Following step：
(1) ozone generator, the first dehumidifier, the second dehumidifier, high pressure positive blower and supersonic generator, cyclonic separation are started
Device, microwave magnetron；
(2) pressure-air is sent into ozone generator by high pressure positive blower through the second dehumidifier, and the ozone that ozone generator generates enters
First dehumidifier, the ozone after dehumidifying enters sludge transporting pipeline, while the municipal sludge in sludge-tank passes through venturi pump
Be pumped into sludge transporting pipeline and 1500g/hr ozone >=300KPa, >=300m3/hr air mix, into 20~40KHz,
The duct type ultrasonic sweep-frequency reaction zone of cloth power 1000W carries out ultrasonic cavitation；
(3) by duct type ultrasonic sweep-frequency reaction zone, carry out the sludge liquid after ultrasonic cavitation after agitation into spinning liquid from
Centrifugal separator, during gas-liquid mixed rotation declines, by the micro- of the microwave magnetron of uniformly distributed 6KW, 2450MHz with reflection
Ripple processing region, to sludge macromolecular mass carry out electromagnetic field of high frequency radiation, further promote ozone deep oxidation reduction reaction into
Journey；Sludge that gas mixes, sewage form foam-like, in spinning liquid whizzer under the conditions of containing colloid state and organic floccule
Axle center low-pressure area start air supporting foam fraction factor, with warp float lightweight liquid efferent duct on light liquids again by pipeline enter the first spiral shell
Rotating solid-liquid separator；Organic dewatered sludge is released spare, filtered fluid by the screw feeder of the first spiral solid-liquid separator from discharge port
Discharge；Heavy mixture settles into taper heavy liquid stream babinet in center periphery under the effect of cyclone separator centrifugal force,
For the tiny silt isolated is avoided to adhere to and blocks heavy stream passage, ultrasonic cleaner is set declining region；Super
The depolymerization and degradation that sound wave, microwave and ozone roll into a ball the organic molecule of colloid state, the chemical reaction of quick ozone and heavy metal
After ion depth redox reaction, effectively light weight sludge and heavy mud can be separated, make sludge that can be taken off with depth
Water completes the pretreatment of sludge and enters the second spiral solid-liquid separator, and the Auger of the second spiral solid-liquid separator is by nothing
Machine dewatered sludge is squeezed discharges from discharge port, carries out subsequent recycling processing, filtrate is back to mud pit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810004820.6A CN108083592A (en) | 2018-01-03 | 2018-01-03 | Municipal sludge is innoxious, recycling pretreatment unit and sludge synthesis locate method in advance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810004820.6A CN108083592A (en) | 2018-01-03 | 2018-01-03 | Municipal sludge is innoxious, recycling pretreatment unit and sludge synthesis locate method in advance |
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| CN108083592A true CN108083592A (en) | 2018-05-29 |
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| CN201810004820.6A Pending CN108083592A (en) | 2018-01-03 | 2018-01-03 | Municipal sludge is innoxious, recycling pretreatment unit and sludge synthesis locate method in advance |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109095742A (en) * | 2018-08-23 | 2018-12-28 | 河海大学 | A kind of river and lake silt efficient dehydration system and its dewatering |
| CN112047612A (en) * | 2020-09-30 | 2020-12-08 | 中国石油天然气股份有限公司 | Oil-containing sludge separation device |
| CN112811755A (en) * | 2021-01-07 | 2021-05-18 | 上海碧州环保能源科技有限公司 | Process for producing methane and ferrocyanide and recovering sulfur by bioelectrochemical sludge anaerobic digestion |
| CN114307958A (en) * | 2021-12-27 | 2022-04-12 | 中南大学 | Process method and equipment for preparing activated sludge-based granular biochar based on one-step method |
| WO2023156711A1 (en) * | 2022-02-15 | 2023-08-24 | Suosil Oy | Method for production of liquid and solid organomineral fertilizer and the system for their production |
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