CN106733178A - A kind of Electromagnetic heating dust arrester - Google Patents

A kind of Electromagnetic heating dust arrester Download PDF

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Publication number
CN106733178A
CN106733178A CN201710082595.3A CN201710082595A CN106733178A CN 106733178 A CN106733178 A CN 106733178A CN 201710082595 A CN201710082595 A CN 201710082595A CN 106733178 A CN106733178 A CN 106733178A
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CN
China
Prior art keywords
magnetic
dust arrester
corona
collection electrode
electromagnetic heating
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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.)
Pending
Application number
CN201710082595.3A
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Chinese (zh)
Inventor
宋欢
赵飞超
阮宜武
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宋欢
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Application filed by 宋欢 filed Critical 宋欢
Priority to CN201710082595.3A priority Critical patent/CN106733178A/en
Publication of CN106733178A publication Critical patent/CN106733178A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B03SEPARATION 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
    • B03CMAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C3/00Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
    • B03C3/017Combinations of electrostatic separation with other processes, not otherwise provided for
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • Y02A50/2351Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust

Abstract

Industrial gasses and common contaminated air generally comprise the heavy metals such as As, Cu, Cr, Hg, have serious harm to health.The present invention is proposed using magnetic field and dust arrester under electric field compound action, by high pressure prickle corona discharge, air ionization is set to be free electron and cation, free electron obtains kinetic energy and collides and be wrapped in surface particles with fine particle under the Loulun magnetism effect that electric field force and magnetic field produce, so that fine particle is negatively charged, moved to collection electrode, and adsorbed on collection electrode plate.Compared with traditional electric dust collector, can increase free electron kinetic energy present invention introduces magnetic field Loulun magnetism, and free electron flight path is changed into helix from straight line, so as to increase the probability with fine particle collision attachment, simultaneously, powered fine particle forms vortex under magnetic fields and is advanced along dedusting chamber, can reduce Returning flow amount, and then improve efficiency of dust collection.

Description

A kind of Electromagnetic heating dust arrester
Technical field
The present invention relates to a kind of Electromagnetic heating dust arrester, belong to technical field of dust removal equipment.
Background technology
Electric dust-removing power supply new technology can significantly improve efficiency of dust collection, and more and more important work is played in environmental protection With, with energy-saving and emission-reduction policy in-depth and air pollution emission standard it is increasingly strict, have become at present one it is important Research field.Existing more than the 100 years history of the commercial Application of electric cleaner technology, because treatment exhaust gas volumn is big, efficiency of dust collection is high, Wide adaptation range, equipment resistance be low, using simple and reliable, operation and maintenance cost is low and the advantages of non-secondary pollution, as industry The one preferred technique and equipment of smoke and dust treatment.There are 200 Duo Jia electric precipitations enterprises the current country, and product is gone back in addition to domestic demand is met There is section port.But between over the past thirty years, because discharging standards are low, environmentally friendly dynamics perform small, domestic enterprise is mainly Introduce, digest and developing electric precipitation commercial Application, the research to electric precipitation new technology is still in the starting stage.It is most of at present electric Precipitator dust concentration of emission is in 50 more than mg/m3, the fine particle to diameter less than 2.5 μm(PM2.5)Fail to realize Effective control.Fine particle PM2.5 usually contains the organic contaminations such as the heavy metals such as As, Cu, Cr, Hg, polycyclic aromatic hydrocarbon, dioxin Thing, can carcinogenic, teratogenesis, mutagenesis, have serious harm to health.The domestic research work to fine particle is mostly solved for source Analysis, ambient influnence and health assessment, lack the basic research to emission control technique, thus carry out according to fine particle collection machine Reason proposes that efficient electric precipitation type selecting has important practical significance.Receipts of the particle diameter more than 10 μm of particulate matters in electric cleaner Collection mainly determined by suffered electrostatic force and Stokes resistance, and the collection of fine particle PM2.5 then mainly with charged and air-flow Distribution is relevant.Country's electric cleaner maximum discharge and the main cause low to PM2.5 collection efficiencies have at present:1)High-voltage corona is put Conductance causes air ionization, and electronics capture particulate matter efficiency is low, and impact kinetic energy is low between charged particle thing; 2)Power supply or sheet Body design is bad, and last electric field and ionic wind makes fine particle before reaching collection electrode and in Returning flow;3)A large amount of particulate matters glue It is attached on collection electrode and forms thicker dust stratification layer, deashing workload is big.To improve collection effect of the electric cleaner to fine particle Rate, the technology that common method is mainly used have coagulation and, the optimization of membrane electrode, air-flow, traveling electrode, efficient power and electric precipitation refer to Number optimization.Although these technologies are applied in the electric cleaner at home and abroad of part, nearly all work be all based on through Test, have not yet to see the detailed research report that electric cleaner efficiently collects fine particle, also have no to be collected according to fine particle and manage By the case of successful design, manufacture or modifying electrostatic precipitator.
The content of the invention
To solve the above problems, the present invention relates to a kind of Electromagnetic heating dust arrester, the present invention proposes one kind and uses magnetic Field and dust arrester under electric field compound action, using high pressure prickle corona discharge, make air ionization for free electron and cation, Free electron is collided with fine particle after obtaining kinetic energy under the Loulun magnetism effect that electric field force and magnetic field produce and is wrapped in Grain thing surface so that fine particle is negatively charged, is moved to collection electrode, and adsorb on collection electrode plate.
The technical scheme is that:A kind of Electromagnetic heating dust arrester is made up of ten parts, is respectively airscoop shroud, enters Gas hood fixing bolt, electrical discharge wire, corona body, corona support, corona bracket fixing bolt, magnetic field generator, collection electrode Plate, dedusting chamber, air leaving cover fixing bolt, air leaving cover.Dedusting chamber leads to airscoop shroud, air leaving cover, corona support and magnetic field generator Flange is crossed to be fixed with bolt connection.Corona support fixes corona body, and magnetic field generator produces uniform magnetic field by hot-wire coil, The magnetic line of force is vertical with free electron and ion motion direction, is connected by slot between collection electrode plate and dedusting chamber, replacing side Just.
The present invention compared with prior art, has the following advantages that:
1st, the present invention includes magnetic field generator, and the Loulun magnetism that magnetic field generator is produced can increase free electron kinetic energy, and make Free electron flight path is changed into helix from straight line, so that the probability with fine particle collision attachment can be improved, meanwhile, it is powered Fine particle forms vortex under magnetic fields and is axially advanced along dedusting chamber, advantageously reduces Returning flow amount, and then raising is removed Dirt efficiency.
2nd, the present invention devises regular polygon slot in dedusting chamber, and collection electrode plate is inserted in positive shape changeable slot, is led to The series connection of line concentration electrode is crossed, is conveniently replaceable and maintenance.
3rd, the present invention includes corona support, can stablize fixed corona body, and freely adjustable corona is in dedusting chamber Axial location, simple structure, reliability are high.
Brief description of the drawings
Be more fully described exemplary embodiment of the invention by referring to accompanying drawing, above and other aspect of the invention and
Advantage will become more easily clear.
Fig. 1 is a kind of installation diagram of Electromagnetic heating dust arrester of the invention.
Fig. 2 is dedusting chamber and the end view of collection electrode plate of a kind of Electromagnetic heating dust arrester of the invention.
Fig. 3 is a kind of axonometric drawing of the magnetic field generator of Electromagnetic heating dust arrester of the invention.
Fig. 4 is a kind of axonometric drawing of the corona support of Electromagnetic heating dust arrester of the invention.
Specific embodiment
Hereinafter, the present invention is more fully described with reference to the accompanying drawings, various embodiments is shown in the drawings.However, The present invention can be implemented in many different forms, and should not be construed as limited to embodiment set forth herein.Conversely, carrying Cause that the disclosure will be thorough and complete for these embodiments, and fully convey the scope of the present invention to art technology Personnel.
Hereinafter, exemplary embodiment of the invention is more fully described with reference to the accompanying drawings.
Refer to the attached drawing 1 ~ 4, the realization of technical scheme:A kind of Electromagnetic heating dust arrester is by ten a part of groups Into, be respectively airscoop shroud 1, airscoop shroud fixing bolt 2, electrical discharge wire 3, corona body 4, corona support 5, corona support fix spiral shell Bolt 6, magnetic field generator 7, collection electrode plate 8, dedusting chamber 9, air leaving cover fixing bolt 10, air leaving cover 11.Airscoop shroud 1 and corona branch Frame 5 is connected by flange with airscoop shroud fixing bolt 2, and corona body 4 is positioned by corona support 5 and clamped and by electrical discharge wire 3 are connected with external circuit, and magnetic field generator 7 is connected and fixed by airscoop shroud fixing bolt 2 with corona support 5 and dedusting chamber 9, Connected by slot between collection electrode plate 8 and dedusting chamber 9, air leaving cover 11 is connected by air leaving cover fixing bolt 10 with dedusting chamber 9 Connect fixation.
As shown in Fig. 2 the dedusting chamber interior welding slot 9-2 of body 9-1, in the insertion slot of collection electrode plate 8 9-2, by 9-3 Collection line electrode connects all collection electrode plates in the body of dedusting chamber, for accessing external circuit.Collection electrode plate is in dedusting chamber Interior distribution may be selected circular distribution or regular polygon distribution, and collection electrode plate is distributed using octagon in the present embodiment, is removed Dirt chamber, collection electrode plate, slot are using common straightcarbon steel Q235 processing.
As shown in figure 3, magnetic field generator 7 is using Helmholtz coil magnetic field occurring principle, coil is using the bag copper line of paint Circle, diameter 0.5mm ~ 1mm, the number of turn 50 ~ 200, the specific number of turn can be adjusted according to magnetic field intensity requirement, and magnetic field intensity 16mT ~ 50mT, operating current>10A, operating power>1200W.
As shown in figure 4, corona support 5 is made up of pedestal 5-1 with pressing plate 5-2, it is bolted, pressing plate 5-2 positions can By the oval groove adjusting position of pedestal, position of the corona body in dedusting chamber is can adjust.
The present invention is applied to metallurgical industry, coal industry, the dedusting technology field of normal air, and operation principle is as follows:Contain The gas of fine particle pollutant enters dedusting chamber by airscoop shroud, and in dedusting chamber, head is acted on by barb type corona electrion Ionize, produce free electron and cation, free electron to be collided with particulate matter, make particulate matter negatively charged, along direction of an electric field Motion, due to the presence in magnetic field, Loulun magnetism makes the kinetic energy of charged particle further increase, and then it is touched with more particles Hit, make more particle charges, so as to efficiency of dust collection can be greatly improved.Charged particle adsorbs the collection electrode plate in dedusting chamber Surface, collection electrode plate when the sufficiently thick influence adhesiving effect of particle, can be extracted out and changed from dedusting chamber.
Embodiments of the invention are the foregoing is only, is not intended to limit the invention.The present invention can have various conjunctions Suitable change and change.All any modification, equivalent substitution and improvements made within the spirit and principles in the present invention etc., all should It is included within protection scope of the present invention.

Claims (4)

1. a kind of Electromagnetic heating dust arrester, it is characterised in that:
Described Electromagnetic heating dust arrester is made up of ten parts, is respectively airscoop shroud(1), airscoop shroud fixing bolt(2), electricity Dizzy wire (3), corona body (4), corona support (5), corona bracket fixing bolt (6), magnetic field generator (7), collection electrode Plate (8), dedusting chamber (9), air leaving cover fixing bolt (10), air leaving cover (11).
2. a kind of Electromagnetic heating dust arrester as claimed in claim 1, it is characterised in that:
Described magnetic field generator is made using Helmholtz coil magnetic field occurring principle, and coil paints copper coil using bag, directly Footpath 0.5mm ~ 1mm, the number of turn 50 ~ 200, the specific number of turn can be adjusted according to magnetic field intensity requirement, magnetic field intensity 16mT ~ 50mT, work Make electric current>10A, operating power>1200W.
3. a kind of Electromagnetic heating dust arrester as claimed in claim 1, it is characterised in that:
Described corona support is by pedestal (5-1) and pressing plate(5-2)Composition, is bolted, pressing plate(5-2)Position can pass through The oval groove adjusting position of pedestal, so as to change position of the corona body in dedusting chamber.
4. a kind of Electromagnetic heating dust arrester as claimed in claim 1, it is characterised in that:
Described dedusting chamber body(9-1)Interior welding slot (9-2), collection electrode plate (8) is inserted in slot (9-2), by (9- 3), by all collection electrode plate connections in the body of dedusting chamber, for accessing outside line, collection electrode plate is in dedusting for collection line electrode Distribution in chamber may be selected circular distribution or regular polygon distribution, and dedusting chamber, collection electrode plate, the material of slot are using common Carbon steel Q235.
CN201710082595.3A 2017-02-16 2017-02-16 A kind of Electromagnetic heating dust arrester Pending CN106733178A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710082595.3A CN106733178A (en) 2017-02-16 2017-02-16 A kind of Electromagnetic heating dust arrester

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Application Number Priority Date Filing Date Title
CN201710082595.3A CN106733178A (en) 2017-02-16 2017-02-16 A kind of Electromagnetic heating dust arrester

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CN106733178A true CN106733178A (en) 2017-05-31

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108176510A (en) * 2017-11-08 2018-06-19 南方科技大学 A kind of friction electric heating electricity drives dedusting detection device and its dedusting detection method certainly

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5233172A (en) * 1975-09-05 1977-03-14 American Precision Ind Dust collecting method and system
US4170447A (en) * 1977-01-11 1979-10-09 Exxon Research & Engineering Co. Method of separating solid particulate
CN1827223A (en) * 2005-03-04 2006-09-06 张寅啸 Dust collector utilizing magnetic confinement of field effect
CN2897403Y (en) * 2006-05-16 2007-05-09 孙迎涛 Wetting desulfurizing electromagnetic dust collector
KR20150078329A (en) * 2013-12-30 2015-07-08 동의대학교 산학협력단 Using electromagnet belt for cyclone dust collector
CN105583079A (en) * 2015-10-16 2016-05-18 胡振强 Efficient electrostatic dust collector
CN205288707U (en) * 2016-01-05 2016-06-08 荣钱 Wet -type electricity dust collector combined material positive pole pipe

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5233172A (en) * 1975-09-05 1977-03-14 American Precision Ind Dust collecting method and system
US4170447A (en) * 1977-01-11 1979-10-09 Exxon Research & Engineering Co. Method of separating solid particulate
CN1827223A (en) * 2005-03-04 2006-09-06 张寅啸 Dust collector utilizing magnetic confinement of field effect
CN2897403Y (en) * 2006-05-16 2007-05-09 孙迎涛 Wetting desulfurizing electromagnetic dust collector
KR20150078329A (en) * 2013-12-30 2015-07-08 동의대학교 산학협력단 Using electromagnet belt for cyclone dust collector
CN105583079A (en) * 2015-10-16 2016-05-18 胡振强 Efficient electrostatic dust collector
CN205288707U (en) * 2016-01-05 2016-06-08 荣钱 Wet -type electricity dust collector combined material positive pole pipe

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108176510A (en) * 2017-11-08 2018-06-19 南方科技大学 A kind of friction electric heating electricity drives dedusting detection device and its dedusting detection method certainly

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Application publication date: 20170531