CN111672631A - Corona wire for electrical tar precipitator - Google Patents
Corona wire for electrical tar precipitator Download PDFInfo
- Publication number
- CN111672631A CN111672631A CN202010606456.8A CN202010606456A CN111672631A CN 111672631 A CN111672631 A CN 111672631A CN 202010606456 A CN202010606456 A CN 202010606456A CN 111672631 A CN111672631 A CN 111672631A
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- Prior art keywords
- bur
- wire
- tar precipitator
- plate
- plates
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- 239000012716 precipitator Substances 0.000 title claims abstract description 38
- 239000004020 conductor Substances 0.000 claims abstract description 9
- 230000000694 effects Effects 0.000 abstract description 7
- 230000005684 electric field Effects 0.000 abstract description 7
- 229910001220 stainless steel Inorganic materials 0.000 abstract description 7
- 239000002245 particle Substances 0.000 abstract description 5
- 239000010935 stainless steel Substances 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract 1
- 239000000428 dust Substances 0.000 description 4
- 238000000746 purification Methods 0.000 description 4
- 238000005507 spraying Methods 0.000 description 4
- 239000013618 particulate matter Substances 0.000 description 3
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/34—Constructional details or accessories or operation thereof
- B03C3/40—Electrode constructions
- B03C3/41—Ionising-electrodes
- B03C3/43—Ionising-electrodes radioactive
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C2201/00—Details of magnetic or electrostatic separation
- B03C2201/04—Ionising electrode being a wire
Landscapes
- Electrostatic Separation (AREA)
Abstract
The invention provides a corona wire for an electric tar precipitator, which comprises a conductive wire and a plurality of bur plates, wherein the bur plates are arranged on the conductive wire; the electric lead is made of single-stranded or multi-stranded stainless steel wires, the bur plate and the electric lead are connected through an integrally formed or multi-form connecting piece, 5-18 sharp burs are arranged on the bur plate, and lantern rings facilitating installation of corona wires are arranged at two ends of the electric lead; the conductor wire is wound in the clamping groove of the lantern ring to prevent the conductor wire from falling off. The corona wire for the electric tar precipitator increases the electric field intensity by using the bur plate, and the bur plate is provided with a plurality of sharp burs extending outwards, so that the removal effect of particles is improved.
Description
Technical Field
The invention belongs to the technical field of environmental protection and dust removal, and particularly relates to a corona wire for an electric tar precipitator.
Background
The corona wire for the conventional electric tar precipitator is made of single-stranded or multi-stranded stainless steel wires. For example, a combined electrical tar precipitator disclosed in chinese patent CN201820638172.5, which comprises a plurality of electrical tar precipitator units arranged side by side, wherein adjacent electrical tar precipitator units are separated by partition boards; each electrical tar precipitator unit is provided with an independent cavity, and a top spraying pipe, an insulating box, a feed box, an upper hanger, a corona wire, a honeycomb panel, a lower hanger, a gas distribution plate and a lower spraying pipe are arranged in the independent cavity; one side of the upper part of the independent chamber is provided with a gas outlet, and the other side of the bottom of the independent chamber is provided with a gas inlet; an upper hanger, a honeycomb plate, a lower hanger and a gas distribution plate are sequentially arranged in an independent chamber between the gas outlet and the gas inlet from top to bottom, a plurality of corona wires are arranged between the upper hanger and the lower hanger, and each corona wire penetrates through a corresponding vertical channel of the honeycomb plate; the insulation box is arranged in the middle of the upper part of the independent cavity, and the feed box is arranged on one side of the upper part of the independent cavity; the top spraying pipe is arranged at the top in the independent cavity and above the upper hanging bracket; the lower spraying pipe is arranged at the lower part in the independent chamber and below the gas distribution plate; the bottom surface of the independent chamber is an inclined surface, and a tar discharge port is arranged on the side wall of the independent chamber corresponding to the lower end side of the inclined surface. The corona wire in the patent has small working current, lower applicable working voltage and general dust removal effect.
The applicant of the patent finds an electric tar precipitator for ultra-clean purification through years of research, and particularly refers to CN201710246641.9, wherein an insulating box and a cathode fixer are mounted on a barrel body of the electric tar precipitator, a precipitation electrode, an upper hanger, a lower hanger, wire electrodes, a pretreatment system, a top flushing system and a hanger pull rod are mounted inside the barrel body of the electric tar precipitator, the precipitation electrode is a plurality of regular-hexagonal honeycomb holes, one wire electrode is mounted at the center of each honeycomb hole, the deviation is not more than 5mm, and the upper hanger and the lower hanger are connected and tensioned through the hanger pull rod; the service life is longer, and the stability is better during the operation; the pre-purification system can directly purify large particles mixed in the coal gas and condense the small fog drops into large particles, so that the electrostatic system can directly and effectively adsorb and remove impurities, and the purpose of pretreatment is achieved. The electric tar precipitator for ultra-clean purification has the technical effect obtained since the application, but needs extremely stable voltage or keeps higher operation voltage.
Because the field conditions of the operation of the electrical tar precipitator are different, the existing electrical tar precipitator generally has the problems of small working current, low working voltage, small electric field injection power and low efficiency of particulate matter trapping under the condition of low working voltage, so that the calibrated operation index can hardly be reached.
Disclosure of Invention
Based on the practical problems in the prior art, the invention provides a corona wire for an electric tar precipitator, which adopts a bur plate for increasing the electric field intensity, namely, a plurality of bur plates specially used for increasing the electric field intensity are arranged on a single-strand or multi-strand stainless steel wire, thereby improving the volt-ampere characteristic of the corona wire. The application of the electric tar precipitator for ultra-clean purification invented by the patent applicant perfectly solves the problems in the prior art.
According to the technical scheme, the corona wire for the electric tar precipitator comprises a conductive wire and a plurality of bur plates, wherein the bur plates are arranged on the conductive wire. Wherein the bur plate is connected with the conducting wire by a clamping pipe.
Preferably, in the corona wire for the electrical tar precipitator, lantern rings are arranged at two ends of the conductive wire, and the conductive wire is wound in the clamping grooves of the lantern rings. The barbed plate is fixed on the conductive wire by using a nut or a snap ring or a buckle.
Further, the bur plate in the corona wire for the electric tar precipitator is in a shape of a polygonal star. The conductive wire is made of a conductive material. The bur plate and the electric lead are connected by adopting an integral forming or adopting connecting pieces in various forms. 5-18 sharp prickles are arranged on the prickle plate.
More preferably, the shape of the barbed plate differs according to the number of barbs. The specification and shape of the barbed plates installed on the conductive wires are completely the same, or the barbed wires with different specification and shape are alternately installed at different positions of the conductive wires. In addition, an appropriate interval is arranged between every two adjacent bur plates, and the interval between every two adjacent bur plates changes along with the change of the size of the bur plates.
Compared with the prior art, the corona wire for the electric tar precipitator uses the bur plate which increases the electric field intensity, and the bur plate is provided with a plurality of sharp burs which extend outwards, so that the best corona effect is obtained, the removal effect of the particulate matters is improved, and the problems of small working current, low working voltage, small electric field injection power and low particulate matter capturing efficiency in the prior art are further solved.
Brief description of the drawings
FIG. 1 is a schematic view showing the structure of a corona wire for an electrical tar precipitator according to the present invention.
Fig. 2 is a schematic view of the configuration of the barbed plate used in fig. 1.
Fig. 3 is a schematic view of the structure of the collar used in fig. 1.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
The invention provides a corona wire for an electric tar precipitator, which comprises a conductive wire and a plurality of bur plates, wherein the bur plates are arranged on the conductive wire. The barbed plate and the electric lead are connected in an integrated forming mode or are connected by adopting connecting pieces in various forms. 5-18 sharp prickles are arranged on the prickle plate arranged on the conductive wire, the shape of the prickle plate is different according to the number of the prickles, and the shape of the prickle plate is generally a polygonal star, preferably a pentagonal star, a hexagonal star, an octagonal star, a decagonal star, a dodecagonal star, a decaoctagonal star and the like. Furthermore, the specification and the shape of the barbed plates can be completely the same, and barbed wires with different specification and shapes can also be alternately installed at different positions of the conducting wire.
The shape and the size of the prickles on the prickle plate are related to the gas components required to be purified by the electric tar precipitator, and the shape and the size of the prickles are different according to the gas components required to be purified.
Furthermore, lantern rings which are convenient for installing corona wires are arranged at two ends of the conducting wire. The conductor wire is wound in the clamping groove of the lantern ring to prevent the conductor wire from falling off.
As shown in FIGS. 1 to 3, FIG. 1 is a schematic view showing the structure of a corona wire for an electrical tar precipitator according to the present invention; FIG. 2 is a schematic structural view of the barbed plate used in FIG. 1; fig. 3 is a schematic view of the structure of the collar used in fig. 1. The corona wire for the electric tar precipitator comprises a conductive wire 1 and a plurality of barbed plates 2, the barbed plates 2 are connected with the conductive wire 1 through clamping pipes 3, and lantern rings 4 are arranged at two ends of the conductive wire 1.
When the prickle plate 2 is installed, the clamping pipes 3 are arranged on two sides of the prickle plate 2 respectively, and the clamping pipes 3 are extruded to deform the clamping pipes 3 to form an upper bulge and a lower bulge, so that the prickle plate 2 is clamped on the electric lead 1. In further embodiments, bur plate 2 is secured to conductive wire 1 using a nut or snap ring or clasp made of conductive material. The prickle plate 2 is provided with a plurality of sharp prickles 5 extending outwards, and the main body of the prickle plate 2 is generally sheet-shaped; the prickle plate 2 can also be a spherical or other solid or hollow structure, and the sharp prickle 5 is installed from the main body of the prickle plate 2, namely the spherical or other solid or hollow structure to the peripheral space in a scattering way. When 12 sharp barbs 5 are arranged on the barbed plate 2, the barbed plate is in a dodecagonal star shape. Furthermore, the shape, size and length of the prickle 5 on the prickle plate 2 are related to the gas component required to be purified by the electric tar precipitator, and the shape, size and length of the prickle 5 are different according to the gas component required to be purified.
The conducting wire 1 is provided with a plurality of barbed plates 2, the specification shapes of the barbed plates 2 can be completely the same, the barbed plates 2 with different specifications and shapes can be alternatively or alternatively arranged at different positions of the conducting wire 1, and the barbed plates 2 with different specifications and shapes are arranged according to the concentration distribution of dust particle aggregation, the size distribution of dust particles and/or the applied voltage or electric field intensity. The proper distance is set between the adjacent prickle plates, the best corona effect is obtained, the removing effect of particulate matter is improved, preferably, the distance between the 2 adjacent prickle plates arranged on the conducting wire is 20-200 mm, and the distance is changed along with the size change of the prickle plates. The conducting wire is made of conducting materials with good tensile strength, and preferably stainless steel wires or multi-strand wound stainless steel ropes are adopted. Similarly, the mounting distance between two adjacent barbed plates 2 varies with the size of the barbed plates 2 themselves. The conductive wire 1 is made of conductive material with good tensile strength, preferably stainless steel wire or multi-strand wound stainless steel rope. And lantern rings 4 convenient for installing corona wires are arranged at two ends of the conductive wire 1. The lantern ring 4 is provided with a groove or a clamping groove, preferably the groove or the clamping groove of an external groove, and the conducting wire 1 is wound and fixed in the clamping groove of the lantern ring to prevent the conducting wire 1 from falling off from the lantern ring 4. The collar 4 may also be a hollow tube. Further, the collar 4 is made of a material having good electrical conductivity.
Based on the embodiments of the present invention, those skilled in the art can make various modifications in form and detail without departing from the technical principle of the present invention, and the present invention is covered by the protection scope. In addition, the scope of the present invention should not be limited to the particular structures or components or the particular parameters described below.
Claims (10)
1. A corona wire for an electric tar precipitator is characterized by comprising a conductive wire and a plurality of bur plates, wherein the bur plates are arranged on the conductive wire.
2. The corona wire for the electric tar precipitator according to claim 1, wherein the bur plate (2) is connected with the conductive wire (1) by a clamping pipe (3) or the bur plate (2) and the conductive wire (1) are integrally formed.
3. The corona wire for the electrical tar precipitator according to claim 1 or 2, wherein lantern rings (4) are arranged at two ends of the conductive wire (1), and the conductive wire is wound in the clamping grooves of the lantern rings.
4. The corona wire for an electrical tar precipitator according to claim 1, wherein the bur plate is shaped as a polygonal star.
5. The corona wire for an electrical tar precipitator according to claim 1 or 2, wherein the conductive wire is made of a conductive material.
6. The corona wire for the electrical tar precipitator according to claim 1 or 2, wherein the bur plate (2) is fixed on the conductive wire (1) by using a nut, a snap ring or a buckle.
7. The corona wire for the electrical tar precipitator according to claim 1 or 2, wherein the bur plate has 5 to 18 sharp burs.
8. The corona wire for an electrical tar precipitator according to claim 1 or 2, wherein the shape of the bur plate is different according to the number of burs.
9. The corona wire for the electrical tar precipitator according to claim 1 or 2, wherein the bur plates mounted on the conductive wire have the same specification and shape, or the bur wires of different specification and shape are alternately mounted at different positions of the conductive wire.
10. The corona wire for the electric tar precipitator according to claim 1 or 2, wherein an appropriate distance is provided between adjacent bur plates, and the distance between the adjacent 2 bur plates varies with the size of the bur plates themselves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010606456.8A CN111672631A (en) | 2020-06-29 | 2020-06-29 | Corona wire for electrical tar precipitator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010606456.8A CN111672631A (en) | 2020-06-29 | 2020-06-29 | Corona wire for electrical tar precipitator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111672631A true CN111672631A (en) | 2020-09-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010606456.8A Pending CN111672631A (en) | 2020-06-29 | 2020-06-29 | Corona wire for electrical tar precipitator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111672631A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202410834U (en) * | 2011-12-31 | 2012-09-05 | 国电南京自动化股份有限公司 | Rectangular bur corona wire |
| CN203076091U (en) * | 2013-01-31 | 2013-07-24 | 福建龙净环保股份有限公司 | Dust remover and corona wire thereof |
| CN103567069A (en) * | 2012-08-07 | 2014-02-12 | 成都市思博睿科技有限公司 | Novel corona wire for electrostatic dust collector |
| CN104084311A (en) * | 2014-07-14 | 2014-10-08 | 双盾环境科技有限公司 | Chip type cathode wire of electrostatic dust collector |
| CN203886672U (en) * | 2014-05-21 | 2014-10-22 | 国电环境保护研究院 | Barb-type cathode line of wet-type electric dust remover |
| CN107051730A (en) * | 2017-04-16 | 2017-08-18 | 襄阳九鼎昊天环保设备有限公司 | A kind of ultra-clean purification electrical tar precipitator |
| CN206622219U (en) * | 2017-03-17 | 2017-11-10 | 龙岩市建中机械有限公司 | A kind of semi-packing type corona wire |
| CN209577031U (en) * | 2018-12-29 | 2019-11-05 | 深圳康德厨具科技有限公司 | A kind of asterism shape barbed nail corona electrode for box-section tubular electric field |
| CN111015100A (en) * | 2019-12-12 | 2020-04-17 | 山东神华山大能源环境有限公司 | Machining and forming method of cathode wire prickles based on bionics |
| CN212596405U (en) * | 2020-06-29 | 2021-02-26 | 襄阳九鼎昊天环保设备有限公司 | Corona wire for electrical tar precipitator |
-
2020
- 2020-06-29 CN CN202010606456.8A patent/CN111672631A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202410834U (en) * | 2011-12-31 | 2012-09-05 | 国电南京自动化股份有限公司 | Rectangular bur corona wire |
| CN103567069A (en) * | 2012-08-07 | 2014-02-12 | 成都市思博睿科技有限公司 | Novel corona wire for electrostatic dust collector |
| CN203076091U (en) * | 2013-01-31 | 2013-07-24 | 福建龙净环保股份有限公司 | Dust remover and corona wire thereof |
| CN203886672U (en) * | 2014-05-21 | 2014-10-22 | 国电环境保护研究院 | Barb-type cathode line of wet-type electric dust remover |
| CN104084311A (en) * | 2014-07-14 | 2014-10-08 | 双盾环境科技有限公司 | Chip type cathode wire of electrostatic dust collector |
| CN206622219U (en) * | 2017-03-17 | 2017-11-10 | 龙岩市建中机械有限公司 | A kind of semi-packing type corona wire |
| CN107051730A (en) * | 2017-04-16 | 2017-08-18 | 襄阳九鼎昊天环保设备有限公司 | A kind of ultra-clean purification electrical tar precipitator |
| CN209577031U (en) * | 2018-12-29 | 2019-11-05 | 深圳康德厨具科技有限公司 | A kind of asterism shape barbed nail corona electrode for box-section tubular electric field |
| CN111015100A (en) * | 2019-12-12 | 2020-04-17 | 山东神华山大能源环境有限公司 | Machining and forming method of cathode wire prickles based on bionics |
| CN212596405U (en) * | 2020-06-29 | 2021-02-26 | 襄阳九鼎昊天环保设备有限公司 | Corona wire for electrical tar precipitator |
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