CN108423746B - Rotary low-temperature plasma organic wastewater purification device - Google Patents
Rotary low-temperature plasma organic wastewater purification device Download PDFInfo
- Publication number
- CN108423746B CN108423746B CN201810426177.6A CN201810426177A CN108423746B CN 108423746 B CN108423746 B CN 108423746B CN 201810426177 A CN201810426177 A CN 201810426177A CN 108423746 B CN108423746 B CN 108423746B
- Authority
- CN
- China
- Prior art keywords
- reactor
- discharge electrode
- voltage discharge
- low
- temperature plasma
- 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.)
- Active
Links
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
Abstract
The invention belongs to the field of wastewater treatment, and particularly relates to a rotary low-temperature plasma organic wastewater purification device which comprises a water pump, a filter, a water inlet pipe, an air blower, an air inlet pipe, an exhaust pipe, a water outlet pipe and a low-temperature plasma generator, wherein the low-temperature plasma generator comprises a reactor, a low-voltage discharge electrode, a high-voltage discharge electrode, a motor and a high-frequency voltage regulator. The device is equipped with sustainable rotary motion's discharge electrode, during discharging, because of the rotary motion of electrode, make the tensile arc that becomes of route of discharging discharge, produce more high energy ions in the equal space, it is bigger with waste water area of contact, still be equipped with the rivers baffle in addition in the reactor, waste water flows through and has passed through twice simultaneously behind the reactor in other words, and then improve waste water purifying effect and efficiency, utilize the dielectric layer to protect the electrode simultaneously, the life of electrode is improved, the application that makes the device is more extensive.
Description
Technical Field
The invention belongs to the field of wastewater treatment, and particularly relates to a rotary low-temperature plasma organic wastewater purification device.
Background
The low-temperature plasma is a substance fourth state following solid, liquid and gas states, and when an external voltage reaches the ignition voltage of the gas, gas molecules are broken down to generate a mixture including electrons, various ions, atoms and free radicals.
Low temperature plasma is a cross discipline above those based on discharge physics, discharge chemistry, reaction engineering. In recent decades, research on plasma technology has been actively carried out, and a new technology, a new method and a new process are provided for synthesizing new substances, new materials, treating environmental pollution and the like. The low-temperature plasma pollutant degradation utilizes the action of active particles such as high-energy electrons and free radicals and pollutants in exhaust gas to decompose pollutant molecules in a very short time and carry out subsequent various reactions so as to achieve the purpose of degrading pollutants.
Flow formula dielectric barrier discharge effluent treatment plant as patent No. CN201310057476.4, including power supply, high-voltage pole and earthing pole, the high-voltage pole lower surface is provided with dielectric layer, its characterized in that: the device is characterized by also comprising a reaction box, wherein a wastewater inlet is formed in the upper part of the side wall of one side of the reaction box, an inclined plate inclining upwards is connected to the outer side of the lower end of the wastewater inlet, a vertical plate is connected to the lower part of the tail end of the inclined plate, a recovery water tank is arranged in the other side of the reaction box, and a wastewater outlet is formed in the bottom of the recovery water tank; the high-pressure electrode and the medium layer are arranged at the top in the reaction box, the reaction plate below the medium layer is transversely arranged in the reaction box, the porous ceramic plate is arranged at the position, opposite to the medium layer, on the reaction plate, the grounding electrode is arranged on the reaction plate, one end of the reaction plate extends out of the reaction box from the lower end of the water inlet and is connected with the inclined plate and the vertical plate to form a closed water storage tank, the other end of the reaction plate extends to the upper part of the recovery water tank, water outlets are uniformly distributed at the higher end of the inclined plate, and water flows out of the water outlets on the inclined plate and flows.
Above-mentioned patent utilizes and has the apopore at the higher one end equipartition of swash plate, and water flows on the reaction plate through the waste water import from the apopore on the swash plate, and then the velocity of flow of control waste water increases the detention time of waste water on the reaction plate, improves waste water purification efficiency, but only improves waste water purification efficiency extremely limitedly through above-mentioned method.
Disclosure of Invention
In order to solve the problems, the invention provides a rotary low-temperature plasma organic wastewater purification device, which is provided with a discharge electrode capable of continuously rotating, wherein during discharge, the discharge route is stretched into arc discharge due to the rotation of the electrode, more high-energy ions are generated in the same space, the contact area with wastewater is larger, a water flow baffle is also arranged in a circular reactor, and the wastewater is purified twice after flowing through the reactor, so that the wastewater purification effect and efficiency are improved, meanwhile, the electrode is protected by a dielectric layer, the service life of the electrode is prolonged, and the application of the device is wider.
In order to achieve the above purpose, the invention provides the following technical scheme:
a rotary low-temperature plasma organic wastewater purification device comprises a water pump, a filter, a water inlet pipe, a blower, an air inlet pipe, an exhaust pipe, a water outlet pipe and a low-temperature plasma generator, wherein the low-temperature plasma generator comprises a reactor, a low-voltage discharge electrode, a high-voltage discharge electrode, a motor and a high-frequency voltage regulator.
Furthermore, one end of the water pump is connected with the wastewater tank, and the other end of the water pump is connected with the filter.
Further, the filter is filled with a solid adsorbent, such as activated carbon.
Furthermore, the air blower is connected to an air inlet pipe, and the air inlet pipe is connected to the ventilation part of the reactor.
Furthermore, the reactor is a circular groove type structure, a plurality of symmetrical and staggered water flow baffles are arranged inside the reactor by taking a diameter as a symmetry axis, the water inlet pipe and the water outlet pipe are arranged at the same end of the reactor by taking the diameter as the symmetry axis, a space for air circulation is arranged between the reactor and the high-voltage discharge electrode, and the reactor is made of insulating materials such as quartz and ceramics.
Furthermore, the low-voltage discharge electrode is arranged below the reactor and has the same size as the reactor.
Furthermore, the high-voltage discharge electrodes are arranged on the reactor in a cross manner, the length of the high-voltage discharge electrodes is smaller than the diameter of the reactor and is parallel to the reactor, the cross point is connected to a motor rotating shaft, an electric brush capable of being connected with a high-frequency voltage regulator is arranged at the same time, a high-voltage discharge electrode medium layer is wrapped outside each high-voltage discharge electrode, and the high-voltage discharge electrode medium layer is made of insulating materials such as quartz and ceramics.
Furthermore, the positive electrode of the high-frequency voltage regulator is connected to the high-voltage discharge electrode, the negative electrode of the high-frequency voltage regulator is connected to the low-voltage discharge electrode, and meanwhile the low-voltage discharge electrode is grounded.
The invention provides a rotary low-temperature plasma organic wastewater purification device, which has the beneficial effects that:
1. the invention is provided with the discharge electrode which can continuously rotate, when in discharge, the rotary motion of the electrode causes the discharge route to be stretched into arc discharge, more high-energy ions are generated in the same space, and the contact area with the waste water is larger.
2. The reactor is of a circular groove structure, a plurality of symmetrical and staggered water flow baffles are arranged inside the reactor by taking a diameter as a symmetry axis, the water inlet pipe and the water outlet pipe are arranged at the same end of the reactor by taking the diameter as the symmetry axis, and the wastewater is purified twice after flowing through the reactor, so that the wastewater treatment effect and efficiency are improved.
3. The reactor made of quartz or ceramic materials is used as the dielectric layer of the low-voltage discharge electrode, and the dielectric layer is additionally arranged outside the high-voltage discharge electrode, so that the discharge between the high-voltage electrode and the low-voltage electrode is more stable, the damage of the discharge to the electrode is avoided, and the service life of the device is prolonged.
4. The invention has simple and convenient assembly, easy operation, small occupied area and no hidden danger of secondary pollution.
Drawings
FIG. 1 is a schematic structural view of a rotary low-temperature plasma organic wastewater purification apparatus according to the present invention.
FIG. 2 is a schematic structural view of a reactor in the present invention.
In the figure: 1. the device comprises a wastewater pool, 2. a water pump, 3. a filter, 4. a water inlet pipe, 5. a blower, 6. an air inlet pipe, 7. a reactor, 71. a water flow baffle, 8. a high-voltage discharge electrode, 9. a low-voltage discharge electrode, 10. a motor, 11. a high-frequency voltage regulator, 12. an exhaust pipe, 13. a water outlet pipe and 14. a water storage pool.
Detailed Description
To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
The invention will be described in further detail with reference to the following drawings and specific embodiments.
Fig. 1 shows a schematic view of a rotary low temperature plasma organic wastewater purification apparatus according to an embodiment of the present invention. Referring to fig. 1 and 2, the rotary low-temperature plasma organic wastewater purification device comprises a water pump 2, a filter 3, a water inlet pipe 4, a blower 5, an air inlet pipe 6, an exhaust pipe 12, a water outlet pipe 13 and a low-temperature plasma generator, wherein the low-temperature plasma generator comprises a reactor 7, a low-voltage discharge electrode 9, a high-voltage discharge electrode 8, a motor 10 and a high-frequency voltage regulator 11.
Wherein, water pump 2 one end is connected with wastewater disposal basin 1, and the other end is connected with filter 3.
Wherein, the filter 3 is filled with solid adsorbent, such as activated carbon.
Wherein, the air blower 5 is connected on the air inlet pipe 6, and the air inlet pipe 6 is connected at the ventilation position of the reactor 7.
The reactor 7 is a circular groove structure, a plurality of symmetrical and staggered water flow baffles 71 are arranged inside the reactor 7 by taking a diameter as a symmetry axis, the water inlet pipe 4 and the water outlet pipe 13 are arranged at the same end of the reactor 7 by taking the diameter as the symmetry axis, a space for air circulation is arranged between the reactor 7 and the high-voltage discharge electrode 8, and the reactor 7 is made of insulating materials, such as quartz and ceramic.
The low-voltage discharge electrode 9 is disposed below the reactor 7 and has the same size as the reactor 7.
The high-voltage discharge electrodes 8 are arranged on the reactor 7 in a cross manner, the length of the high-voltage discharge electrodes is smaller than the diameter of the reactor 7 and is parallel to the reactor 7, the cross point is connected to a rotating shaft of the motor 10, an electric brush capable of being connected with the high-frequency voltage regulator 11 is arranged at the same time, a high-voltage discharge electrode medium layer is wrapped outside each high-voltage discharge electrode 8, and the high-voltage discharge electrode medium layer is made of insulating materials such as quartz and ceramics.
The anode of the high-frequency voltage regulator 11 is connected to the high-voltage discharge electrode 8, the cathode of the high-frequency voltage regulator is connected to the low-voltage discharge electrode 9, and the low-voltage discharge electrode 9 is grounded.
The invention is provided with a motor, the high-voltage discharge electrode is driven to continuously rotate during working, during discharging, the rotating motion of the high-voltage discharge electrode causes the discharge route to be stretched and changed into arc discharge, more high-energy ions are generated in the same space, the contact area with wastewater is larger, in addition, a water flow baffle plate is arranged in a circular reactor, wastewater firstly flows through one half of the reactor and reacts with the high-energy ions to carry out primary purification, when the wastewater after primary purification passes through the other half of the reactor, the wastewater also reacts with the high-energy ions to carry out secondary purification, the wastewater after the reactor equivalently simultaneously carries out two purifications, thus improving the purification effect and efficiency of the wastewater, and effectively solving the defect that the improvement effect of the wastewater treatment by the flowing type medium blocking discharge wastewater treatment device of patent CN201310057476.4 is limited. Meanwhile, the dielectric layer is utilized, so that the discharge between the high-voltage electrode and the low-voltage electrode is more stable, the damage of the discharge to the electrodes is avoided, the service life of the device is prolonged, and the application of the device is wider.
The relationships depicted in the drawings are for purposes of illustration only and are not to be construed as limitations of the present patent, and it should be understood that the above-described embodiments of the present invention are merely illustrative for clearly illustrating the present invention and are not limitations of the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (1)
1. The utility model provides a rotatory low temperature plasma organic waste water purifier which characterized in that: the device comprises a water pump, a filter, a water inlet pipe, a blower, an air inlet pipe, an exhaust pipe, a water outlet pipe and a low-temperature plasma generator, wherein the low-temperature plasma generator comprises a reactor, a low-voltage discharge electrode, a high-voltage discharge electrode, a motor and a high-frequency voltage regulator;
one end of the water pump is connected with the wastewater tank, and the other end of the water pump is connected with the filter;
the filter is filled with a solid adsorbent, wherein the solid adsorbent is activated carbon;
the air blower is connected to an air inlet pipe, and the air inlet pipe is connected to the ventilation part of the reactor;
the reactor is a circular groove type structure, a plurality of symmetrical and staggered water flow baffles are arranged inside the reactor by taking a diameter as a symmetry axis, a water inlet pipe and a water outlet pipe are arranged at the same end of the reactor by taking the diameter as the symmetry axis, a space for air circulation is arranged between the reactor and the high-voltage discharge electrode, and the reactor is made of an insulating material;
the low-voltage discharge electrode is arranged below the reactor and has the same size as the reactor;
the high-voltage discharge electrodes are arranged on the reactor in a crossed manner, the length of the high-voltage discharge electrodes is smaller than the diameter of the reactor and is parallel to the reactor, the crossed points are connected to a motor rotating shaft, an electric brush capable of being connected with a high-frequency voltage regulator is arranged at the same time, a high-voltage discharge electrode medium layer is wrapped outside each high-voltage discharge electrode, and the high-voltage discharge electrode medium layer is made of an insulating material;
the anode of the high-frequency voltage regulator is connected with the high-voltage discharge electrode, the cathode of the high-frequency voltage regulator is connected with the low-voltage discharge electrode, and meanwhile, the low-voltage discharge electrode is grounded;
the during operation, the motor drives high-voltage discharge electrode and lasts rotary motion, during discharging, because of high-voltage discharge electrode's rotary motion, make the tensile arc that becomes of discharge route discharge, produce more high energy ions in the equal space, area of contact is bigger with waste water, still be equipped with the rivers baffle in circular reactor in addition, waste water flows through half of reactor earlier, with the high energy ion effect, purify for the first time, when the waste water through once purifying is through another half of reactor, equally with the high energy ion effect, carry out secondary purification, waste water has passed through twice purification simultaneously after the reactor, and then improve waste water purifying effect and efficiency.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810426177.6A CN108423746B (en) | 2018-05-07 | 2018-05-07 | Rotary low-temperature plasma organic wastewater purification device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810426177.6A CN108423746B (en) | 2018-05-07 | 2018-05-07 | Rotary low-temperature plasma organic wastewater purification device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108423746A CN108423746A (en) | 2018-08-21 |
| CN108423746B true CN108423746B (en) | 2021-04-20 |
Family
ID=63162492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810426177.6A Active CN108423746B (en) | 2018-05-07 | 2018-05-07 | Rotary low-temperature plasma organic wastewater purification device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108423746B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110731367A (en) * | 2019-10-28 | 2020-01-31 | 江苏经贸职业技术学院 | High-pressure plasma sterilization device for kinds of meat products |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1719964A (en) * | 2005-05-31 | 2006-01-11 | 王晓臣 | Rotary corona discharge low temp plasma source apparatus |
| CN102603029A (en) * | 2012-03-26 | 2012-07-25 | 东华大学 | Device for treating dye wastewater by dielectric barrier discharge technology and method thereof |
| CN103435141A (en) * | 2013-07-30 | 2013-12-11 | 中国石油大学(华东) | Continuous flow closed gas phase high-voltage pulse discharge water treatment device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9346691B2 (en) * | 2010-05-20 | 2016-05-24 | Symbios Technologies, Inc. | Tubular high-density plasma reactor, with outer treatment chamber and collinear rotatable inner cylinder |
-
2018
- 2018-05-07 CN CN201810426177.6A patent/CN108423746B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1719964A (en) * | 2005-05-31 | 2006-01-11 | 王晓臣 | Rotary corona discharge low temp plasma source apparatus |
| CN102603029A (en) * | 2012-03-26 | 2012-07-25 | 东华大学 | Device for treating dye wastewater by dielectric barrier discharge technology and method thereof |
| CN103435141A (en) * | 2013-07-30 | 2013-12-11 | 中国石油大学(华东) | Continuous flow closed gas phase high-voltage pulse discharge water treatment device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108423746A (en) | 2018-08-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101279715B (en) | Device for removing volatile organic matter and generating hydrogen with non-equilibrium plasma | |
| CN100446849C (en) | Synchronous gas-liquid purifying high voltage DC/pulse discharge method and device | |
| CN211464276U (en) | Device for degrading POPs pollutants in soil by using low-temperature plasma continuous oxidation bed | |
| CN105060408B (en) | A kind of submerged cryogenic plasma method of wastewater treatment and device | |
| CN108283870B (en) | Plasma waste gas comprehensive treatment device | |
| CN104437019A (en) | High-flow low-temperature plasma industrial waste gas treatment device | |
| CN108423746B (en) | Rotary low-temperature plasma organic wastewater purification device | |
| CN106178841B (en) | A kind of type smoke pollutant removal device | |
| CN201261716Y (en) | Device for removing volatile organic matter and generating hydrogen with non-equilibrium plasma at the same time | |
| CN110482642A (en) | A kind of pollutant handling arrangement of foam class dielectric barrier discharge plasma | |
| CN206285631U (en) | A kind of low-temperature plasma purifying device of additional adsorption unit | |
| CN211753771U (en) | Device for simultaneously removing gaseous and particle harmful substances in airflow | |
| CN111470587B (en) | Bubble-film dielectric barrier discharge plasma pollutant treatment device | |
| CN107360659A (en) | A kind of plasma generator and clarifier | |
| CN112283849A (en) | Plasma purifier | |
| CN107253786A (en) | Small-sized dielectric barrier discharge water treatment device and method for treating water | |
| CN206894986U (en) | A kind of plasma generator and clarifier | |
| CN215391573U (en) | Device of pesticide in rotation type low temperature plasma degradation soil | |
| CN108328820B (en) | Low-temperature plasma organic wastewater purification device | |
| CN105797546A (en) | Purification device and purification method for industrial waste gas | |
| CN201906560U (en) | Treatment device capable of discharging dirt from gas | |
| CN111001276B (en) | Method and device for simultaneously removing gaseous and particulate harmful substances in gas stream | |
| CN204170597U (en) | A kind of industrial waste gas treatment device for large discharge low temperature plasma | |
| CN204058031U (en) | A kind of sewage treatment equipment | |
| CN109967517B (en) | Method and device for restoring organic contaminated soil by using soil-leaching discharge plasma |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20210331 Address after: Room 8512, 5th floor, building 1, Xicheng innovator Park, 169 Xiangjiang Avenue, Ganzhou economic and Technological Development Zone, Ganzhou City, Jiangxi Province Applicant after: JIANGXI CHINREE ENVIRONMENTAL PROTECTION Co.,Ltd. Address before: 528100 Foshan, Guangdong Sanshui District, Leping town BAOYING Times Square era classic area two (excluding sky) 45 (residence declaration) Applicant before: FOSHAN WANSHAN ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |