CN205653214U - Pulse rotational sliding arc low temperature plasma sewage treatment plant under water - Google Patents
Pulse rotational sliding arc low temperature plasma sewage treatment plant under water Download PDFInfo
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- CN205653214U CN205653214U CN201620444976.2U CN201620444976U CN205653214U CN 205653214 U CN205653214 U CN 205653214U CN 201620444976 U CN201620444976 U CN 201620444976U CN 205653214 U CN205653214 U CN 205653214U
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Abstract
The utility model discloses a pulse rotational sliding arc low temperature plasma sewage treatment plant under water, system, high -voltage pulse, high -efficient reactor take place including novel plasma, can effectual solution the exoelectric key technical problem of large tracts of land under water, realize through effective gas -liquid two -phase discharge with active material to the biography good quality ization of waste water molecule and the abundant effectual utilization of energy, can large -scalely be applied to industrial wastewater treatment. The utility model also discloses an one kind based on sewage plasma processing apparatus's sewage treatment method, it is rotatory through speed governing motor drive electrode, produce large tracts of land subaqueous slumping arc and discharge. The utility model discloses a plasma processing apparatus and method can the effectual difficult degradation things of getting rid of among the industrial waste water, have degradation rate fast, handle advantages such as wide range, effectual, no secondary pollution.
Description
Technical field
The invention discloses one pulse under water and rotate sliding arc low-temperature plasma sewage-treatment plant, relate to low-temperature plasma technical field of sewage.
Background technology
Along with accelerating and the progress of science and technology of Chinese Urbanization paces, work, the discharge wantonly of agricultural, quantity of wastewater effluent sharply increases, and water pollution problems has become one of significant problem enjoying World Focusing.For these pollutant, conventional method of wastewater treatment mainly has bioanalysis, physico-chemical process and oxidizing process etc., but these methods are to high concentration, the macromolecule organic poor effect of difficult degradation.For problem present in waste water, recent two decades development has played some novel New Wastewater Treatment Techniques, such as oxidation flocculation method, photocatalytic degradation method, multi-phase catalytic ozonation method, wet oxidation process, pressurized biological oxidation process etc..Although these New Wastewater Treatment Technology arts are effective, but the shortcoming such as operating cost is too high, oxidant consumption amount is big so that it is and popularity application is restricted.
In recent years, development along with lower temperature plasma technology, utilize high-voltage discharge plasma technique to realize advanced oxidation and be proved to be a kind of effective method for Recalcitrant chemicals process, this technology is not only enriched the atom of free radical and the excited state with strong oxidizing property, the contour active particle of molecule, can make hardly degraded organic substance molecule excite, ionize or scission of link, accelerate organic degraded, and non-secondary pollution, therefore suffer from extensive concern.But all there is the problems such as treating capacity is little, reaction efficiency is low, energy consumption is high in current low-temperature plasma wastewater treatment device and method, is difficult to large-scale application in Treatment of Industrial Water.
null" pulse under water rotates sliding arc low temperature plasma " new technique of the present invention，Devise novel water and process reaction of low temperature plasma device，Use Optimized-control Technique to control sparking electrode when electric discharge and rotate generation slip arc discharge，The high-voltage pulse electric source forcing with high energy transmission efficiency is used to improve ionization and launching efficiency further，Effectively solve water process effective area little、Rate of energy loss is high、Discharging efficiency is low、Catalyst additive effect is bad and the low-temperature ion body water such as erosion of electrode processes key technical problem，Can fully make organic molecule、Hydrone、Oxygen molecule produces ionization，Thus inspire many active higher particles，Realize the active substance mass transfer optimization to waste water molecule and the sufficiently effective utilization of energy by the electric discharge of effective gas-liquid two-phase，Industrial Wastewater Treatment can be applied on a large scale，In terms of difficult degradation toxic wastewater, particularly there is obvious superiority.
Summary of the invention
The technical problem to be solved is: for the defect of prior art, it is provided that one pulse under water rotates sliding arc low-temperature plasma sewage-treatment plant and processing method, and low-temperature plasma device uses the mode rotating the arc electric discharge of microsecond pulse.
The present invention solves above-mentioned technical problem by the following technical solutions:
One pulse under water rotates sliding arc low-temperature plasma sewage-treatment plant, including plasma generating system, also includes microsecond pulse power supply and high efficiency reactor, and described microsecond pulse power supply drives sparking electrode to carry out revolving arc discharge by governor motor；
Described high efficiency reactor is arranged in outline frame, including: power connects post, dirty water collecting tank, high-voltage discharging electrode, low pressure discharge electrode, high pressure import and export, wastewater inlet, runoff investigation valve, outlet of sewer, governor motor, discharging gap adjustable column, high pressure connection terminal and ground wire binding post；
After the lower end of described high-voltage discharging electrode connects terminal employing parallel way connection by high pressure, import and export from high pressure and draw and be connected with the delicate pulse power；
Described ground wire binding post is connected with standard the earth end；
Described runoff investigation valve is arranged at wastewater inlet, and described wastewater inlet connects sewage source；
Described discharging gap adjustable column and power connect post and may be contained within outline frame end face, and power connects post and is arranged in the middle part of outline frame end face, and governor motor connects post by power and connects low pressure discharge electrode, drives low pressure discharge electrode rotary；
Described wastewater inlet is connected with dirty water collecting tank respectively with outlet of sewer；
Be arranged at dirty water collecting tank inside relative with low pressure discharge electrode position of described high-voltage discharging electrode.
As present invention further optimization scheme, the parameter of described microsecond pulse power supply is: unloaded peak 30KV, pulse rise time, < < 50us, the pulse frequency of power supply was adjustable in the range of 5-15KHz for 10us, pulsewidth.Use microsecond pulse power supply, electronics can be made to accelerate in the case of the particle in not making electric field accelerates, forming the high energy free electron without shielding, and these high energy free electrons will promote organic to excite, crack or ionize, relative other types power-efficient is higher.
As present invention further optimization scheme, in the upper end, side of described outline frame, it is additionally provided with observation window.
As present invention further optimization scheme, the level height of described outlet of sewer is more than the level height of described wastewater inlet.
The present invention uses above technical scheme compared with prior art, has following technical effect that the structure of apparatus of the present invention is the most fairly simple, and cost ratio is less expensive, and maintenance and operation is easier, and is relatively applicable to commercial Application.
Accompanying drawing explanation
Fig. 1 is the internal structure schematic diagram of the present invention；
Fig. 2 is the schematic appearance of the present invention；
Fig. 3 is the sparking electrode distribution plane schematic diagram of the present invention；
Fig. 4 is the sparking electrode distribution schematic perspective view of the present invention；
Wherein: 1 high pressure is imported and exported, 2 wastewater inlet, 3 runoff investigation valves, 4 dirty water collecting tanks, 5 discharging gap adjustable columns, 6 governor motors, 7 power connect post, 8 outlets of sewer, 9 high-voltage discharging electrodes, 10 low pressure discharge electrodes, 11 high pressure connect terminal, 12 observation windows, 13 ground wire binding posts.
Detailed description of the invention
Embodiments of the present invention are described below in detail, and the example of described embodiment is shown in the drawings, and the most same or similar label represents same or similar element or has the element of same or like function.The embodiment described below with reference to accompanying drawing is exemplary, is only used for explaining the present invention, and is not construed as limiting the claims.
Below in conjunction with the accompanying drawings technical scheme is described in further detail:
The internal structure schematic diagram of the present invention and schematic appearance are the most as shown in Figure 1 and Figure 2, the lower end of high-voltage discharging electrode 9 is connected in parallel by high-voltage line, import and export 1 from high pressure draw and be connected to plasma power supply, governor motor 6 is connected with motor controller, ground wire binding post 13 is connected with standard the earth end, wastewater inlet 2 connects sewage source, and outlet of sewer 8 is connected with the sewage collection equipment after process.
After above-mentioned connecting, the runoff investigation valve of outlet of sewer is normally opened, and the runoff investigation valve 3 of wastewater inlet is opened, and now sewage injects dirty water collecting tank 4, is regulated the flow velocity of sewage by the runoff investigation valve 3 of wastewater inlet；When the sewage water surface exceeds the bottom of the top of high-voltage discharging electrode 9 and low pressure discharge electrode 10, governor motor 6 is made to rotate by operation, two electrodes carry out plasma discharge simultaneously, are observed the rotating speed of low pressure discharge electrode 10, the rotary speed of corresponding regulation governor motor 6 by observation window 12；Sewage level in dirty water collecting tank 4 can slowly increase, and two electrodes also can constantly discharge simultaneously, and when the sewage water surface reach a certain height, the sewage processed can process dirty water collecting tank by outlet of sewer 8 inflow.
In the present invention, sparking electrode distribution schematic diagram is as shown in Figure 3, Figure 4: high-voltage discharging electrode 9 has three group, circumference uniform distribution (broken circle in Fig. 3), low pressure discharge electrode 10 has two groups, circumference uniform distribution, be distributed on same circumference with high-voltage discharging electrode 9, figure is low pressure discharge electrode 9 wherein one with high-voltage discharging electrode 10 wherein one overlap time position diagram.During work, low pressure discharge electrode 9 is to rotate.
Described device uses unloaded peak 30KV, pulse rise time < 10us, pulsewidth < the microsecond pulse power supply of 50us, the pulse frequency of power supply is at the adjustable fast pulse of 5-15KHz, so can be greatly improved ionizing efficiency and the energy injection efficiency of unit interval, thus improve water treatment efficiency.Low pressure discharge electrode by the buncher that model is 2IK6GN-CR and model be 2GN-10K, speed ratio be 1: 10 variator drive, have simultaneously coupling adjustable speed speed regulator drive motor.
The gap of described high-voltage discharging electrode and low pressure discharge electrode can be regulated by discharging gap adjustable column 5, to reach optimal discharge effect.Can be by a certain distance between high-voltage discharging electrode；Governor motor connects low pressure discharge electrode, with low pressure discharge electrode rotary.When low pressure discharge electrode rotary, a certain distance can be produced along with rotating with high-voltage discharging electrode.Distance between two electrodes can carry out plasma discharge when being less than certain threshold value, and the distance between two electrodes will not carry out plasma discharge when being more than certain threshold value.After governor motor reaches certain speed, sparking electrode can carry out large area slip arc discharge under water.And make sewage can produce certain mobility along with rotating, make plasma treatment more abundant.
Relative to existing sewage-treatment plant, this device can effectively solve the key technical problem of large area discharge under water, can effectively remove the difficult degradation thing in industrial wastewater, there is the advantages such as degradation rate is fast, process range is wide, effective, non-secondary pollution, Industrial Wastewater Treatment can be widely used in.
Above in conjunction with accompanying drawing, embodiments of the present invention are explained in detail, but the present invention is not limited to above-mentioned embodiment, in the ken that those of ordinary skill in the art are possessed, it is also possible to make a variety of changes on the premise of without departing from present inventive concept.The above, it it is only presently preferred embodiments of the present invention, not the present invention is made any pro forma restriction, although the present invention is disclosed above with preferred embodiment, but it is not limited to the present invention, any those skilled in the art, in the range of without departing from technical solution of the present invention, when the technology contents of available the disclosure above makes a little change or is modified to the Equivalent embodiments of equivalent variations, in every case it is without departing from technical solution of the present invention content, technical spirit according to the present invention, within the spirit and principles in the present invention, the any simple amendment that above example is made, equivalent and improvement etc., within all still falling within the protection domain of technical solution of the present invention.
Claims (3)
1. a pulse under water rotates sliding arc low-temperature plasma sewage-treatment plant, including plasma generating system, it is characterized in that: also include microsecond pulse power supply and high efficiency reactor, described microsecond pulse power supply drives sparking electrode to carry out revolving arc discharge by governor motor；
Described high efficiency reactor is arranged in outline frame, including: power connects post, dirty water collecting tank, high-voltage discharging electrode, low pressure discharge electrode, high pressure import and export, wastewater inlet, runoff investigation valve, outlet of sewer, governor motor, discharging gap adjustable column, high pressure connection terminal and ground wire binding post；
After the lower end of described high-voltage discharging electrode connects terminal employing parallel way connection by high pressure, import and export from high pressure and draw and be connected with the delicate pulse power；
Described ground wire binding post is connected with standard the earth end；
Described runoff investigation valve is arranged at wastewater inlet, and described wastewater inlet connects sewage source；
Described discharging gap adjustable column and power connect post and may be contained within outline frame end face, and power connects post and is arranged in the middle part of outline frame end face, and governor motor connects post by power and connects low pressure discharge electrode, drives low pressure discharge electrode rotary；
Described wastewater inlet is connected with dirty water collecting tank respectively with outlet of sewer；
Be arranged at dirty water collecting tank inside relative with low pressure discharge electrode position of described high-voltage discharging electrode.
2. one pulse under water as claimed in claim 1 rotates sliding arc low-temperature plasma sewage-treatment plant, it is characterized in that: the parameter of described microsecond pulse power supply is: unloaded peak 30KV, pulse rise time, < < 50us, the pulse frequency of power supply was adjustable in the range of 5-15KHz for 10us, pulsewidth；Microsecond pulse power supply particle in not making electric field makes electronics accelerate in the case of accelerating, and forms the high energy free electron without shielding, and described high energy free electron promotes organic to excite, crack or ionize.
3. one pulse under water as claimed in claim 1 or 2 rotates sliding arc low-temperature plasma sewage-treatment plant, it is characterized in that: by the structure of motor Spin Control electrode, increase the contact area of discharge plasma and aqueous solution, it is achieved that large area discharge under water.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620444976.2U CN205653214U (en) | 2016-05-17 | 2016-05-17 | Pulse rotational sliding arc low temperature plasma sewage treatment plant under water |
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| CN201620444976.2U CN205653214U (en) | 2016-05-17 | 2016-05-17 | Pulse rotational sliding arc low temperature plasma sewage treatment plant under water |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105753107A (en) * | 2016-05-17 | 2016-07-13 | 南京苏曼等离子科技有限公司 | Underwater pulsed rotating gliding arc low-temperature plasma sewage treatment device |
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2016
- 2016-05-17 CN CN201620444976.2U patent/CN205653214U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105753107A (en) * | 2016-05-17 | 2016-07-13 | 南京苏曼等离子科技有限公司 | Underwater pulsed rotating gliding arc low-temperature plasma sewage treatment device |
| CN105753107B (en) * | 2016-05-17 | 2018-06-19 | 南京苏曼等离子科技有限公司 | A kind of underwater pulse rotation sliding arc low-temperature plasma sewage-treatment plant |
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