CN105366904B - A kind of Hydrodynamic cavitation reactor and reaction method - Google Patents

A kind of Hydrodynamic cavitation reactor and reaction method Download PDF

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Publication number
CN105366904B
CN105366904B CN201510940088.XA CN201510940088A CN105366904B CN 105366904 B CN105366904 B CN 105366904B CN 201510940088 A CN201510940088 A CN 201510940088A CN 105366904 B CN105366904 B CN 105366904B
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China
Prior art keywords
tank
cavitation
liquid level
cavitation generator
motor
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CN201510940088.XA
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Chinese (zh)
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CN105366904A (en
Inventor
张伟君
姚立明
张晓臣
魏剑
李大尉
赵孟石
任立伟
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Harbin Ruihe Environmental Protection Science And Technology Development Co ltd
Institute of Advanced Technology of Heilongjiang Academy of Sciences
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Harbin Ruihe Environmental Protection Science And Technology Development Co ltd
Institute of Advanced Technology of Heilongjiang Academy of Sciences
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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00Treatment of sludge; Devices therefor
    • 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
    • C02F1/34Treatment of water, waste water, or sewage with mechanical oscillations
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00Specific treatment goals
    • C02F2303/06Sludge reduction, e.g. by lysis

Abstract

The invention discloses a kind of Hydrodynamic cavitation reactor and reaction method,Blender is equipped with tank body,Blender is used for stirring mixture,Tank body is equipped with stirring motor,Stirring motor drives blender stirring work,The side of tank body connects the output terminal of cavitation generator by a pipeline,The bottom of tank body connects the input terminal of cavitation generator by pipeline,Cavitation generator connects motor,Motor drives cavitation generator operating,Cavitation generator produces Hydrodynamic cavitation effect,Tank body,Cavitation generator and motor are installed on same base,Formed moveable overall,The top of tank body is equipped with mixture inlet,The mixtures such as pending mud enter in tank body from this mouth,The top of tank body is equipped with the steam outlet of opening upwards,The exterior vacuum extractor of steam outlet connection,The lower part of tank body is equipped with fuel oil export,For separated feedstock oil to be discharged.The beneficial effects of the invention are as follows high treating effect, and expense is low, will not cause secondary pollution.

Description

A kind of Hydrodynamic cavitation reactor and reaction method
Technical field
The invention belongs to technical field of energy saving and environmental protection, is related to a kind of Hydrodynamic cavitation reactor and reaction method.
Background technology
At present, China's sludge disposal technology is mainly that sanitary landfills, compost, manufacture building materials, anhydration and incineration, high temperature produce life The modes such as thing diesel oil.Since the moisture content of sludge is high, contains microorganism, germ, heavy metal ion, organic principle etc., its nature Drying process is slow, according to land-fill method, can produce a large amount of organic percolates, such as deal with the first produced during landfill improperly The fuel gas such as alkane and the stink of corruption, to ambient air produce pollution, it is also possible to laydown area formed marsh, impurely under Water.Since numerous municipal sewages are the combined sewages of sanitary sewage and trade effluent, the heavy metal in sewage is eventually deposited at city Among city's sludge, be not suitable for compost;Manufacture building materials, anhydration and incineration, these three techniques of high temperature preparing biological diesel oil due to take up an area it is big, Invest in huge, high energy consumption, processing cost height, processing procedure and easily produce secondary pollution, therefore, only a small number of economically developed provinces Meeting city investment construction, and numerous cities can not bear great number processing cost, cause these technologies cannot entirely appropriate state of China Feelings, do not obtain large-scale popularization.
The content of the invention
It is an object of the invention to provide a kind of Hydrodynamic cavitation reactor and reaction method, solves existing municipal sludge Treatment technology poor processing effect, costly, the problem of be easy to causeing secondary pollution.
A kind of Hydrodynamic cavitation reactor of the present invention includes tank body, and tank body reacts for accommodating the mixtures such as sludge, in tank body Equipped with blender, blender is used for stirring mixture, and tank body is equipped with stirring motor, and stirring motor drives blender Beater operator Make, the side of tank body connects the output terminal of cavitation generator by a pipeline, and the bottom of tank body connects cavitation by pipeline and sends out The input terminal of raw device, cavitation generator connection motor, motor drive cavitation generator operating, and cavitation generator produces waterpower Cavitation, tank body, cavitation generator and motor are installed on same base, form moveable entirety, tank body Top is equipped with the mixture such as mixture inlet, pending mud and enters from this mouth in tank body, and the top of tank body is equipped with opening upwards Steam outlet, the exterior vacuum extractor of steam outlet connection, the lower part of tank body is equipped with fuel oil export, for that will separate Feedstock oil discharge.
Further, the blender is two, setting up and down, is so stirred evenly, two blenders easily make after tested Oil gas quick separating.
A kind of reaction method of Hydrodynamic cavitation reactor:
Step 1:Tank body top connects vacuum extractor by steam outlet, and it is true that 47Kpa-58Kpa is formed in tank body Sky, vapor form vapour phase area, vapour-liquid mixed zone, liquid phase region by tank body top steam outlet drain tank body, tank interior Three layers, liquid level more than 1 is vapour phase area, and liquid level 1 to liquid level 2 is vapour-liquid mixed zone, and liquid level is liquid phase region below 2;
Step 2:Municipal sludge and waste oil press 1:1-1:The mixed mixture of 1.2 ratios enters tank through mixture inlet Body, mixture will drop to tank base, enter cavitation generator by the road, produced inside cavitation generator under the effect of gravity Unboiled water power cavitation, by the micron order particulate of the Particle Breakages such as sludge, bacterium, forms temperature and contains solid for 80 DEG C -85 DEG C The mix emulsion fluid of particulate, water, oil, gas bubble;Emulsion is again introduced into tank body middle and lower part through cavitation generator outlet, makees in gravity With under the agitation of, blender and bubble buoyancy effect, emulsion is risen between liquid level 1 and liquid level 2;At this moment the water in emulsion becomes Into water vapour, tank body is discharged by steam outlet above tank body together with the gas in bubble;
Step 3:Between liquid level 1 and liquid level 2 emulsion discharge water and bubble after, with drop to liquid level under gravity Less than 2, by fuel oil export drain tank body, discharge emulsion is furnace fuel oil.
The beneficial effects of the invention are as follows high treating effect, and expense is low, will not cause secondary pollution.
Brief description of the drawings
Fig. 1 is Hydrodynamic cavitation structure of reactor schematic diagram of the present invention.
In figure, 1. tank bodies, 2. blenders, 3. stirring motors, 4. cavitation generators, 5. motor, 6. bases, 7. mixtures Entrance, 8. steam outlets, 9. fuel oil exports.
Embodiment
With reference to embodiment, the present invention is described in detail.
Hydrodynamic cavitation reactor of the present invention, which is related to, a kind of to be mixed cavitation by municipal sludge and waste oil and produces furnace fuel oil Core equipment.As shown in Figure 1, including tank body 1, tank body 1 is used for accommodating the reaction of the mixtures such as sludge, and blender is equipped with tank body 1 2, blender 2 is used for stirring mixture, and tank body 3 is equipped with stirring motor 3, and stirring motor 3 drives blender 2 to stir work, tank The side of body 1 connects the output terminal of cavitation generator 4 by a pipeline, and the bottom of tank body 1 connects cavitation by pipeline The input terminal of device 4, cavitation generator 4 connect motor 5, and motor 5 drives cavitation generator 4 to operate, and cavitation generator 4 produces Hydrodynamic cavitation acts on, and mixture tank body 1 inside and cavitation generator 4 is formed circulation, tank body 1, cavitation generator 4 and electronic Machine 5 is installed on same base 6, is formed moveable overall.Very easily can so be arranged on complete equipment needs Want the place of Treatment of Sludge.
The top of tank body 1 is equipped with the mixture such as mixture inlet 7, pending mud and enters from this mouth in tank body 1, tank body 1 Top be equipped with the steam outlets 8 of opening upwards, steam outlet 8 connects exterior vacuum extractor.The lower part of tank body 1 is equipped with Fuel oil export 9, for separated feedstock oil to be discharged.
Wherein, the blender 2 in tank body 1 is two, setting up and down, is so stirred evenly, and two blenders hold after tested Easily make oil gas quick separating.
Present device is used for the Hydrodynamic cavitation reaction of municipal sludge and waste oil mixture.Its operation process is as follows:
1) 1 top of tank body connects vacuum extractor by steam outlet 8, and it is true that 47Kpa-58Kpa is formed in tank body 1 Sky, vapor discharge tank body 1 by 1 top steam outlet 8 of tank body.Tank body 1 is internally formed vapour phase area, vapour-liquid mixed zone, liquid Three layers of phase region, as shown in the figure:Liquid level more than 1 is vapour phase area, and liquid level 1 to liquid level 2 is vapour-liquid mixed zone, and liquid level is liquid phase below 2 Area.
2) municipal sludge and waste oil press 1:1-1:The mixed mixture of 1.2 ratios enters tank body 1 through mixture inlet 7, Mixture will drop to 1 bottom of tank body under the effect of gravity, enter cavitation generator 4 by the road, be produced inside cavitation generator 4 Unboiled water power cavitation, by the micron order particulate of the Particle Breakages such as sludge, bacterium, forms temperature and contains solid for 80 DEG C -85 DEG C The mix emulsion fluid of particulate, water, oil, gas bubble;Emulsion is again introduced into 1 middle and lower part of tank body through the outlet of cavitation generator 4, in gravity Effect, blender 2 stir and bubble buoyancy effect under, emulsion is risen between liquid level 1 and liquid level 2;At this moment in emulsion Water becomes water vapour, and tank body 1 is discharged by 1 top steam outlet 8 of tank body together with the gas in bubble.
3) between liquid level 1 and liquid level 2 emulsion discharge water and bubble after, with dropped under gravity liquid level 2 with Under, tank body 1 is discharged by fuel oil export 9, discharge emulsion is furnace fuel oil, and moisture content can control 10%- 20%.
The present invention is using the technology of Hydrodynamic Cavitation Technology processing municipal sludge, is to municipal sludge, kitchen garbage and ground All kinds of waste oil such as ditch oil carry out harmless treatment, can obtain furnace fuel oil, and no waste residue, exhaust gas produce, and are China's municipal sludges Treatment industry is badly in need of brand-new treatment technology, have the characteristics that small investment, take up little area, operating cost it is low.
The above is only the better embodiment to the present invention, not makees limit in any form to the present invention System, any simple modification that every technical spirit according to the present invention makes embodiment of above, equivalent variations and modification, Belong in the range of technical solution of the present invention.

Claims (1)

  1. A kind of 1. reaction method of Hydrodynamic cavitation reactor, it is characterised in that:
    Hydrodynamic cavitation reactor, including tank body (1), tank body (1) are used for accommodating mud mixture reaction, are equipped with and stir in tank body (1) Device (2) is mixed, blender (2) is used for stirring mixture, and tank body (1) is equipped with stirring motor (3), and stirring motor (3) drives stirring Device (2) stirs work, and the side of tank body (1) connects the output terminal of cavitation generator (4), the bottom of tank body (1) by a pipeline Portion connects the input terminal of cavitation generator (4), cavitation generator (4) connection motor (5) by pipeline, and motor (5) drives Cavitation generator (4) operates, and cavitation generator (4) produces Hydrodynamic cavitation effect, tank body (1), cavitation generator (4) and motor (5) it is installed on same base (6), forms moveable entirety, the top of tank body (1) is equipped with mixture inlet (7), treats Handle mud mixture from this mouth to enter in tank body (1), the top of tank body (1) is equipped with the steam outlet (8) of opening upwards, water The exterior vacuum extractor of vapor outlet port (8) connection, the lower part of tank body (1) are equipped with fuel oil export (9), for by separated raw material Oil discharge;
    Step l:Tank body top connects vacuum extractor by steam outlet, and 47KPa-58KPa vacuum, water are formed in tank body Steam forms vapour phase area, vapour-liquid mixed zone, three floor of liquid phase region by tank body top steam outlet drain tank body, tank interior, More than liquid level l is vapour phase area, and liquid level l to liquid level 2 is vapour-liquid mixed zone, and liquid level is liquid phase region below 2;
    Step 2:Municipal sludge and waste oil press 1:1-1:The mixed mixture of 1.2 ratios enters tank body through mixture inlet, mixes Compound will drop to tank base under the effect of gravity, enter cavitation generator by the road, and water is produced inside cavitation generator Sludge, bacteria particles are crushed to micron order particulate by power cavitation, formed temperature for 80 DEG C -85 DEG C containing solia particle, The mix emulsion fluid of water, oil, gas bubble;Emulsion is again introduced into tank body middle and lower part through cavitation generator outlet, in gravity, stirs Mix under device agitation and bubble buoyancy effect, emulsion is risen between liquid level l and liquid level 2;At this moment the water in emulsion becomes water Steam, tank body is discharged together with the gas in bubble by steam outlet above tank body;
    Step 3:After emulsion discharge water and bubble between liquid level l and liquid level 2, liquid level is dropped under the effect of gravity below 2, By fuel oil export drain tank body, discharge emulsion is furnace fuel oil.
CN201510940088.XA 2015-12-11 2015-12-11 A kind of Hydrodynamic cavitation reactor and reaction method Active CN105366904B (en)

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Publication number Priority date Publication date Assignee Title
CN105366904B (en) * 2015-12-11 2018-04-17 黑龙江省科学院高技术研究院 A kind of Hydrodynamic cavitation reactor and reaction method
CN105695091B (en) * 2016-03-28 2019-06-28 广西科技大学 A kind of method of gossypol in degradation cottonseed oil

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101428247A (en) * 2008-11-28 2009-05-13 天津市泰兴工贸有限公司 Pollution-free oil-containing mud cleaning treatment method and treatment system thereof
CN102627381A (en) * 2012-04-26 2012-08-08 陕西科技大学 Two-step method resource treatment process for sludge containing oil
CN105366904A (en) * 2015-12-11 2016-03-02 黑龙江省科学院高技术研究院 Hydrodynamic cavitation reactor and reaction method

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8268136B2 (en) * 2007-12-20 2012-09-18 McCutchen, Co. Electrohydraulic and shear cavitation radial counterflow liquid processor
CN201241095Y (en) * 2008-08-01 2009-05-20 林幼芳 Biodiesel emulsifying pre-reaction device

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101428247A (en) * 2008-11-28 2009-05-13 天津市泰兴工贸有限公司 Pollution-free oil-containing mud cleaning treatment method and treatment system thereof
CN102627381A (en) * 2012-04-26 2012-08-08 陕西科技大学 Two-step method resource treatment process for sludge containing oil
CN105366904A (en) * 2015-12-11 2016-03-02 黑龙江省科学院高技术研究院 Hydrodynamic cavitation reactor and reaction method

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