CN102000633B - Longitudinal and horizontal plate line combined type electrostatic field dust-removing equipment - Google Patents
Longitudinal and horizontal plate line combined type electrostatic field dust-removing equipment Download PDFInfo
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- CN102000633B CN102000633B CN2010105350840A CN201010535084A CN102000633B CN 102000633 B CN102000633 B CN 102000633B CN 2010105350840 A CN2010105350840 A CN 2010105350840A CN 201010535084 A CN201010535084 A CN 201010535084A CN 102000633 B CN102000633 B CN 102000633B
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Abstract
The invention relates to longitudinal and horizontal plate line combined type electrostatic field dust-removing equipment comprising a shell, an inlet smoke box, an outlet smoke box, an ash bucket, discharge electrodes, dust collection electrodes and a shaking device, wherein the ash bucket is arranged below the shell; the discharge electrodes and the dust collection electrodes are arranged in the shell at intervals; the dust collection electrodes are distributed in a longitudinally and horizontally combining manner so as to form a rectangular array structure; the discharge electrodes are distributed in a radial shape and arranged in the center of each rectangular array unit of the dust collection electrodes; each dust collection electrode comprises two parts; the intermediate shapes of longitudinally arranged dust collection electrode sections are straight, and both sides naturally transit to form an arc-shaped wind preventing structure; the intermediate shapes of horizontally arranged dust collection electrode sections are straight, and both sides naturally transit to form the arc-shaped wind preventing structure, therefore the dust collection electrodes with the section shapes can enhance the critical sparking voltage, strengthen the electrostatic fields and prevent the collected dust particles from secondarily flying through the arc-shaped wind preventing structures.
Description
Technical field
The present invention relates to a kind of electrostatic dust collection equipment, especially in length and breadth printed line combined static field cleaner.
Background technology
Electrostatic dust collection equipment has a wide range of applications in industries such as thermoelectricity, cement, chemical industry, metallurgy, papermaking; Often be used to the recovery of gas purification or useful particle, principle is to utilize high voltage electric field to make flue gas generation ionization, and the dust in the air-flow is charged; Under electric field action, also assemble with flow separation; Its negative pole is processed by the plain conductor of different section shape, is sparking electrode, and positive pole is processed by the metallic plate of different geometries; Be collecting electrode; Electrostatic dust collection equipment by the version branch vertical pipe type is arranged, board-like, the pipe utmost point formula of crouching, drum type brake etc., form by housing, import smoke box, outlet smoke box, ash bucket, sparking electrode, collecting electrode, rapping apparatus, and be processed the corresponding conventional model of Gas Parameters and can satisfy general 50mg/Nm
3Emission request, but for special operation condition or 30mg/Nm
3Above emission request then is difficult to reach, and needs further to improve efficiency of dust collection, all is at present to adopt the method for designing that increases sparking electrode and collecting electrode quantity; Though efficiency of dust collection has improved; But floor space and cost also sharply increase, and power consumption increases simultaneously, and operating cost is high.
Summary of the invention
The objective of the invention is to overcome the deficiency of existing electrostatic dust collection equipment, provide a kind of occupation of land little, the electrostatic field cleaner of high-efficiency low energy consumption.
Technical scheme of the present invention: contain housing, import smoke box, outlet smoke box, ash bucket, sparking electrode, collecting electrode, rapping apparatus; Ash bucket is installed in the housing below; Sparking electrode and collecting electrode separation are in enclosure interior, and collecting electrode is combination distribution in length and breadth, form the rectangular array structure; Sparking electrode is a radial distribution, is arranged in each matrix unit center of collecting electrode.
Collecting electrode is made up of two parts, and the collecting electrode section intermediate shape of vertically arranging is straight, and both sides nature transition forms circular-arc windproof structure; Neutral straight partly is provided with groove, and depth of groove is less than 10mm, and the collecting electrode section intermediate shape of lateral arrangement is straight; Both sides nature transition forms circular-arc windproof structure; The collecting electrode of this section configuration can improve critical sparking voltage, strengthens electrostatic field, and windproof structure is avoided the dust granules secondary fly-up collected.
Collecting electrode transverse pitch 300~600mm, longitudinal pitch 150~300mm, battery lead plate thickness 30~100mm, lateral arrangement 1~100 row vertically arranges 1~20 row; Flue gas can and form eddy current by shunting through the collecting electrode of combination in length and breadth, thereby has increased flow distribution evenness.
Sparking electrode is a radial distribution, under the prerequisite that keeps equifield intensity, presses potential gradient and evenly points to the collecting electrode of combination in length and breadth, guarantees that the collecting electrode electric current distribution is even.
Discharge electrode tips has 4~16 sensings.
The invention has the beneficial effects as follows: a kind of novel combined static field of printed line in length and breadth cleaner is provided; The electrostatic field that special printed line in length and breadth is combined to form is realized solid-state or liquid particle and flow separation; Under the constant prerequisite of equipment volume, significantly improve discharge index; Reduce cost, reduced operating cost.
Description of drawings
Accompanying drawing 1 is the structural representation of the embodiment of the invention.
Accompanying drawing 2 is the section layout drawing of embodiment of the invention collecting electrode.
Among the figure: 1---import smoke box; The 2---housing; The 3---sparking electrode; The vertical collecting electrode of 4---; The horizontal collecting electrode of 5---; The 6-rapping apparatus; 7---exports smoke box; The 8---ash bucket; 9---monitoring material position device.
The specific embodiment:
Below in conjunction with accompanying drawing and embodiment the present invention is further specified.
Like figure, contain housing, import smoke box, outlet smoke box, ash bucket, sparking electrode, collecting electrode, rapping apparatus, also contain the monitoring material position device; The import smoke box is installed in the housing both sides with the outlet smoke box, and ash bucket is designed to truncated rectangular pyramids shape, is installed in the housing below; Sparking electrode and collecting electrode separation are in enclosure interior, and the collecting electrode section configuration divides two partly in length and breadth, and the centre is crooked less; More straight part, both sides are made the windproof ditch of slick and sly crotch shape.Laterally collecting electrode 5 strengthens the head-on chance of contact of charged dust, has improved effective velocity of approach of charged dust; Flue gas stream is in whole electric field process; Through the through-flow slit shunting that repeatedly is spliced to form by horizontal collecting electrode 5; Air-flow distribution root-mean-square value σ reaches below 0.1; Flue gas through slit shunting faces near the turning at position the formation eddy current that circles round mutually at horizontal collecting electrode 5 and vertical collecting electrode 4, strengthened the chance that charged dust contacts with collecting electrode in length and breadth equally.At each square region center arrangement sparking electrode 3 of the combination of pole plate in length and breadth, pole plate and sparking electrode 3 form the high strength electrostatic field under action of high voltage in length and breadth.
Flue gas gets into the osculum of import smoke box 1, and air velocity reduces with the section diffusion that enlarges gradually, and in import smoke box 1, takes water conservancy diversion to add porous and force to be uniformly distributed with measure, makes cross-sectional flow consistent.Flue gas after being uniformly distributed with gets into housing 2 inside, and high-pressure direct current between the sparking electrode 3 that this space interval is arranged and vertical collecting electrode 4, the horizontal collecting electrode 5 forms electric field, keeps a space that is enough to make gas ionization.When flue gas when the electric field, ion and electronics make it charged attached to the powder dust particle surface at the volley, charged particle under the effect of electric field force to polar motion in length and breadth and be deposited in length and breadth on the dust collector pole, thereby reach the purpose of powder dust particle and flow separation.When dust layer reaches certain thickness on vertical collecting electrode 4 and the horizontal collecting electrode 5, make dust slabbing disengaging plate face under the rapping effect by means of rapping apparatus 6, fall into ash bucket 8, sparking electrode 3 also is provided with rapping apparatus 6, to guarantee sparking electrode 3 cleanings.Ash bucket installs reliable monitoring material position device 9 additional at its height 1/2 place, and the mensuration ash is accumulated to this height time control system ash hole and unloads ash.
Vertically parameters such as the section configuration of collecting electrode 4 and horizontal collecting electrode 5 and their transverse pitch, longitudinal pitch, battery lead plate thickness, number of electrodes have very big influence to the electric property and the efficiency of dust collection of equipment; Increase transverse pitch and longitudinal pitch and can change electric-field intensity, also can apply higher operating voltage; On the other hand, increase number of electrodes and can improve efficiency of dust collection, but receive many restrictions of operating cost and peripheral rectifying installation, transformer capacity etc.; Practical application shows that vertically at 450~900mm, longitudinal pitch 150~300mm, during battery lead plate thickness 30~100mm, it is reasonable, economical that required operating voltage requires in 300~600mm, longitudinal pitch for collecting electrode 4 and horizontal collecting electrode 5 transverse pitches; Number of electrodes arranges vertically that with lateral arrangement 1~100 row 1~20 row are comparatively reasonable, to ancillary equipment require medium, good economy performance; Vertically the groove of collecting electrode 4 section neutral straight part can significantly strengthen electric field strength, raises the efficiency.
The electrostatic dust collection equipment of the more conventional model of the combined static field cleaner of printed line in length and breadth of above parameter does not increase equipment investment, does not increase peripheral matched facility and operating cost yet, but can greatly improve efficiency of dust collection, reduces floor space.
Claims (5)
1. printed line combined static field cleaner in length and breadth; Contain housing, import smoke box, outlet smoke box, ash bucket, sparking electrode, collecting electrode, rapping apparatus, ash bucket is installed in the housing below, and sparking electrode and collecting electrode separation are in enclosure interior; It is characterized in that: collecting electrode is combination distribution in length and breadth; Form the rectangular array structure, sparking electrode is a radial distribution, is arranged in each matrix unit center of collecting electrode.
2. the combined static field of printed line in length and breadth cleaner according to claim 1; It is characterized in that: collecting electrode is made up of two parts, and the collecting electrode section intermediate shape of vertically arranging is straight, and both sides nature transition forms circular-arc windproof structure; Neutral straight partly is provided with groove; Depth of groove is less than 10mm, and the collecting electrode section intermediate shape of lateral arrangement is straight, and both sides nature transition forms circular-arc windproof structure.
3. the combined static field of printed line in length and breadth cleaner according to claim 2; It is characterized in that: collecting electrode rectangular array transverse pitch 300~600mm; Longitudinal pitch 450~900mm, longitudinal pitch 150~300mm, battery lead plate thickness 30~100mm; Lateral arrangement 1~100 row vertically arranges 1~20 row.
4. the combined static field of printed line in length and breadth cleaner according to claim 1 and 2 is characterized in that: sparking electrode is pressed potential gradient and is evenly pointed to the collecting electrode of combination in length and breadth under the prerequisite that keeps equifield intensity.
5. the combined static field of printed line in length and breadth cleaner according to claim 4, it is characterized in that: discharge electrode tips has 4~16 sensings.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN2010105350840A CN102000633B (en) | 2010-11-08 | 2010-11-08 | Longitudinal and horizontal plate line combined type electrostatic field dust-removing equipment |
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CN2010105350840A CN102000633B (en) | 2010-11-08 | 2010-11-08 | Longitudinal and horizontal plate line combined type electrostatic field dust-removing equipment |
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CN102000633A CN102000633A (en) | 2011-04-06 |
CN102000633B true CN102000633B (en) | 2012-10-31 |
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CN2010105350840A Active CN102000633B (en) | 2010-11-08 | 2010-11-08 | Longitudinal and horizontal plate line combined type electrostatic field dust-removing equipment |
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Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103568343A (en) * | 2013-11-01 | 2014-02-12 | 苏州泰科尼光伏材料有限公司 | EVA (ethylene-vinyl acetate copolymer) glue film stress relieving chamber |
CN103817008A (en) * | 2014-03-06 | 2014-05-28 | 宜兴市化工成套设备有限公司 | Tubular plate type anode dust collecting mechanism for wet-type electrostatic precipitator |
CN107812615A (en) * | 2017-11-30 | 2018-03-20 | 深圳市中科智诚科技有限公司 | A kind of high efficiency electrostatic cleaner with collecting electrode clearing function |
CN109967452B (en) * | 2017-12-28 | 2022-02-08 | 重庆国太科技有限公司 | Self-cleaning matrix electrode and control method |
CN108889452B (en) * | 2018-07-10 | 2023-08-04 | 浙江菲达环保科技股份有限公司 | Type selection method of electrostatic precipitator for deep cooling of flue gas |
CN113926799B (en) * | 2021-09-01 | 2023-08-18 | 创钛中科广至材料(苏州)有限公司 | High-efficiency durable self-cleaning film system for photovoltaic panel |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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US3514923A (en) * | 1968-09-04 | 1970-06-02 | Airetron Eng Corp | Electrostatic prfcipitators |
US3985524A (en) * | 1974-01-04 | 1976-10-12 | Senichi Masuda | Electric dust collector apparatus |
CN85101306A (en) * | 1985-04-01 | 1987-01-10 | 三菱重工业株式会社 | Two-stage electrostatic precipitator |
CN201871424U (en) * | 2010-11-08 | 2011-06-22 | 江苏宇达电站辅机阀门制造有限公司 | Longitudinal-transverse plate line combined type efficient electrostatic field dust remover |
-
2010
- 2010-11-08 CN CN2010105350840A patent/CN102000633B/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3514923A (en) * | 1968-09-04 | 1970-06-02 | Airetron Eng Corp | Electrostatic prfcipitators |
US3985524A (en) * | 1974-01-04 | 1976-10-12 | Senichi Masuda | Electric dust collector apparatus |
CN85101306A (en) * | 1985-04-01 | 1987-01-10 | 三菱重工业株式会社 | Two-stage electrostatic precipitator |
CN201871424U (en) * | 2010-11-08 | 2011-06-22 | 江苏宇达电站辅机阀门制造有限公司 | Longitudinal-transverse plate line combined type efficient electrostatic field dust remover |
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