CN109499247A - A kind of ultra-clean processing system of flue gas - Google Patents

A kind of ultra-clean processing system of flue gas Download PDF

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Publication number
CN109499247A
CN109499247A CN201811557401.1A CN201811557401A CN109499247A CN 109499247 A CN109499247 A CN 109499247A CN 201811557401 A CN201811557401 A CN 201811557401A CN 109499247 A CN109499247 A CN 109499247A
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CN
China
Prior art keywords
flue gas
ultra
clean processing
mentioned
liquid source
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.)
Pending
Application number
CN201811557401.1A
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Chinese (zh)
Inventor
李志慧
李湧
郭超
闵浩
张润伟
鞠省伟
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Wuhan Tiankonglan Environmental Protection Technology Co Ltd
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Wuhan Tiankonglan Environmental Protection Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Wuhan Tiankonglan Environmental Protection Technology Co Ltd filed Critical Wuhan Tiankonglan Environmental Protection Technology Co Ltd
Priority to CN201811557401.1A priority Critical patent/CN109499247A/en
Publication of CN109499247A publication Critical patent/CN109499247A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D50/00Combinations of devices for separating particles from gases or vapours
    • B01D50/006Combinations of devices relating to groups B01D46/00 and B01D47/00
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters, i.e. particle separators or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/02Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
    • B01D46/023Pockets filters, i.e. multiple bag filters mounted on a common frame

Abstract

The present invention relates to flue gas ash removal technology, in particular to a kind of ultra-clean processing system of flue gas.The ultra-clean processing system of flue gas of the invention includes bag filter, reunion agent solution liquid source and atomizing sprayer;The bag filter has inlet flue duct, and the atomizing sprayer is mounted in the inlet flue duct;The atomizing sprayer is connected to by delivery pipe with the reunion agent solution liquid source, and the delivery pipe is equipped with conveying device.Advantage: structure design is simple, reasonable, can significantly improve efficiency of dust collection and effect, improve flue gas emission index, reduce use cost.

Description

A kind of ultra-clean processing system of flue gas
Technical field
The present invention relates to flue gas ash removal technology, in particular to a kind of ultra-clean processing system of flue gas.
Background technique
Deduster now is mainly electrostatic precipitator and bag filter, although generally believing that bag filter is suitable for Tiny, dry, non-fiber dust is trapped, has specific advantage compared with electrostatic precipitator, but bag filter is used alone and is difficult Meet minimum discharge requirement.Reason not up to standard:
1) work characteristics of bag filter is that flue gas obstructs the dust in flue gas in filter bag while passing through filter bag Surface, fine particle are unavoidably escaped by filter bag;
2) although filter bag technology also such as uses coated filter material or superfine fibre in continuous improvement filter efficiency, right PM2.5 ultrafine dust effect below is limited;
3) reduce speed, that is, filtration velocity that flue gas passes through filter bag needs although being reduced to the fine dusts passed through The filter area wanted is big.Equipment volume is big, takes up a large area, and cost of investment is high.
Therefore, it is badly in need of a kind of economic, efficient, feasible modification scheme.
Summary of the invention
Technical problem to be solved by the invention is to provide a kind of ultra-clean processing systems of flue gas, effectively overcome existing skill The defect of art.
The technical scheme to solve the above technical problems is that a kind of ultra-clean processing system of flue gas, including cloth bag remove Dirt device, reunion agent solution liquid source and atomizing sprayer;
Above-mentioned bag filter has inlet flue duct, and above-mentioned atomizing sprayer is mounted in above-mentioned inlet flue duct;
Above-mentioned atomizing sprayer is connected to by conveying device with above-mentioned reunion agent solution liquid source.
The beneficial effects of the present invention are: structure design is simple, reasonable, efficiency of dust collection and effect can be significantly improved, is improved Flue gas emission index, reduces use cost.
Based on the above technical solution, the present invention can also be improved as follows.
Further, above-mentioned conveying device is self priming pump, and above-mentioned atomizing sprayer is molten by delivery pipe and above-mentioned agglomerator The connection of liquid liquid source, above-mentioned conveying device connection are arranged in the delivery pipe.
Beneficial effect using above-mentioned further scheme is transfer efficiency height, and power is good, good stability.
Further, further include controller, above-mentioned delivery pipe be equipped with electromagnetic flow valve, above controller respectively with it is above-mentioned defeated Device and electromagnetic flow valve is sent to be electrically connected.
Electric control operation is easy for using the beneficial effect of above-mentioned further scheme, simplifies operational sequence, improves operating efficiency.
Further, above-mentioned atomizing sprayer is high-pressure atomization spray gun.
Beneficial effect using above-mentioned further scheme is that its spraying effect is good, can make little particle flue dust in inlet flue duct Effectively being agglomerated into bulky grain obtains preferable treatment effect.
Further, dust detector, the dust detector and above-mentioned control are equipped in the net cigarettes outlet of above-mentioned bag filter Device electrical connection processed.
Flue dust situation in detection net cigarettes outlet is easy for using the beneficial effect of above-mentioned further scheme, to effectively control The operating parameter of whole equipment.
Further, the concentration of solution is 0.1.-5 ‰ in above-mentioned reunion agent solution liquid source.
Beneficial effect using above-mentioned further scheme is that agglomerating effect is good, and economic benefit is good.
Further, above-mentioned bag filter includes shell and filter bag, and above-mentioned filter bag is arranged in above-mentioned enclosure interior, and will be upper It states shell and is divided into spaced air-purifying chamber and ash-falling chamber up and down, above-mentioned housing bottom is equipped with and unloads with what above-mentioned ash-falling chamber was connected to Grey mouth, above-mentioned housing sidewall are equipped with the net cigarettes outlet that is connected to respectively with above-mentioned smoke chamber and above-mentioned ash-falling chamber and air inlet, it is above-mentioned into Mouth flue is vertically arranged, and the upper end is connected to and in communication with above-mentioned air inlet, and lower end is smoke inlet.
Beneficial effect using above-mentioned further scheme is that bag filter is simple and reasonable for structure, better dust removal effect.
Further, above-mentioned atomizing sprayer is equipped with multiple, and between the upper and lower every setting, and respectively by above-mentioned delivery pipe and Above-mentioned reunion agent solution liquid source connection.
Beneficial effect using above-mentioned further scheme is wide coverage, reduces reunion blind area, filters out to improve The effect of dirt.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the ultra-clean processing system of flue gas of the invention.
In attached drawing, parts list represented by the reference numerals are as follows:
1, bag filter, 2, reunion agent solution liquid source, 3, atomizing sprayer, 4, conveying device, 11, inlet flue duct, 12, shell, 13, filter bag, 31, electromagnetic flow valve, 121, air-purifying chamber, 122, ash-falling chamber.
Specific embodiment
The principle and features of the present invention will be described below with reference to the accompanying drawings, and the given examples are served only to explain the present invention, and It is non-to be used to limit the scope of the invention.
Embodiment: as shown in Figure 1, the ultra-clean processing system of the flue gas of the present embodiment includes bag filter 1, reunion agent solution Liquid source 2 and atomizing sprayer 3;
Above-mentioned bag filter 1 has inlet flue duct 11, and above-mentioned atomizing sprayer 3 is mounted on above-mentioned inlet flue duct 11 It is interior;
Above-mentioned atomizing sprayer 3 is connected to by conveying device 4 with above-mentioned reunion agent solution liquid source 2.
In use, flue dust enters inlet flue duct 11, meanwhile, conveying device 4 convey reunion agent solution to be atomized spray Shower device 3 contacts agglomerator sufficiently with the flue dust in inlet flue duct 11 to flue dust atomizing spray in inlet flue duct 11, from And little particle flue dust chemical agglomeration under agglomerator effect is made to enter bag filter 1 afterwards at bulky grain and realize to bulky grain The good filtering of flue dust improves the effect and efficiency of dust treatment, and it is difficult to little particle flue dust to improve previous bag filter 1 With the defect of filtration treatment, whole equipment is small in size, and space hold is small, at low cost, and dust removing effects are splendid.
Preferably, above-mentioned conveying device 4 is self priming pump, above-mentioned atomizing sprayer 3 passes through delivery pipe and above-mentioned agglomerator Solution liquid source 2 is connected to, and the above-mentioned connection of conveying device 4 is arranged in the delivery pipe, and conveying is steady, can effectively transport reunion Agent solution.
Preferably, further include controller, above-mentioned delivery pipe is equipped with electromagnetic flow valve 31, above controller respectively with it is above-mentioned Conveying device 4 and electromagnetic flow valve 31 are electrically connected, and electrified operation control may be implemented by controller, simplify operative employee Sequence improves operating efficiency, reduces artificial input cost.
Preferably, above-mentioned atomizing sprayer 3 be high-pressure atomization spray gun, can good realization reunion agent solution in import Atomizing spray in flue 11 improves the efficiency and effect of dedusting so that reunion agent solution comes into full contact with soot dust granule.
Preferably, being equipped with dust detector, the dust detector and above-mentioned control in the net cigarettes outlet of above-mentioned bag filter 1 Device processed electrical connection, the dust detector can flue dust of the real-time detection after the processing of bag filter 1 at net cigarettes outlet index it is (dense Degree etc.), and the detection information is sent to controller, controller is opened according to the flow that the flue dust information adjusts electromagnetic flow valve 31 The operating status of closed state and conveying device 4, operation is intelligent, high-efficient, controls more accurate.
Preferably, the concentration of agglomerator is 0.1-5 ‰ in above-mentioned reunion agent solution liquid source 2, the proportion is moderate, can be fine So that little particle flue dust is effectively reunited, high financial profit.
Preferably, above-mentioned bag filter 1 includes shell 12 and filter bag 13, above-mentioned filter bag 13 is arranged in above-mentioned shell 12 Portion, and above-mentioned shell 12 is divided into spaced air-purifying chamber 121 and ash-falling chamber 122, above-mentioned 12 bottom of shell up and down and is equipped with The cinder-discharging port being connected to above-mentioned ash-falling chamber 122, above-mentioned 12 side wall of shell be equipped with respectively with above-mentioned air-purifying chamber 121 and above-mentioned ash-falling chamber The net cigarettes outlet and air inlet, above-mentioned inlet flue duct 11 of 122 connections are vertically arranged, and the upper end connect and connects with above-mentioned air inlet Logical, lower end is smoke inlet, in use, the ash-laden gas from Industrial Stoves is removed after 11 chemical agglomeration of inlet flue duct by cloth bag 1 air inlet of dirt device enters in ash-falling chamber 122, the filtering through filter bag 13, and the particle in flue gas is intercepted by filtering material in filter bag 13 surfaces, filtered flue gas is entered in air-purifying chamber 121 by the gap of filtering material to be discharged through net cigarettes outlet, and with mistake The dust layer of the progress of filter, 13 surface of filter bag can be got deeper, and filtration resistance increases, and need to carry out 13 deashing of filter bag, 13 table of filter bag The dust layer in face is fallen into 122 bottom of ash-falling chamber under clear, is most let out grey mouth discharge afterwards, the continuous operation for keeping filter bag 13 to filter, Filtered flue gas particles are mainly the tiny particles content that can pass through filter material.
Preferably, above-mentioned atomizing sprayer 3 is equipped with multiple, and between the upper and lower every setting, and pass through above-mentioned delivery pipe respectively It is connected to above-mentioned reunion agent solution liquid source 2, the setting of multiple atomizing sprayers 3 is so that 11 reunion range of inlet flue duct is wider It is general, by a relatively large margin reduce the short grained content of flue dust, i.e., be just reduction of after the filtering of filter bag 13 little particle cigarette in gas The content of dirt improves dust treatment efficiency and effect.
Above-mentioned reunion agent solution liquid source 2 can be cabinet or pond equipped with reunion agent solution etc..
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.

Claims (8)

1. a kind of ultra-clean processing system of flue gas, it is characterised in that: including bag filter (1), reunion agent solution liquid source (2) and mist Change spray equipment (3);
The bag filter (1) has inlet flue duct (11), and the atomizing sprayer (3) is mounted on the inlet flue duct (11) in;
The atomizing sprayer (3) is connected to by conveying device (4) with the reunion agent solution liquid source (2).
2. the ultra-clean processing system of a kind of flue gas according to claim 1, it is characterised in that: the conveying device (4) is certainly Sucking pump, the atomizing sprayer (3) are connected to by delivery pipe with the reunion agent solution liquid source (2), the conveying device (4) Connection is arranged in the delivery pipe.
3. the ultra-clean processing system of a kind of flue gas according to claim 2, it is characterised in that: it further include controller, it is described defeated Pipe is sent to be equipped with electromagnetic flow valve (31), the controller is electrically connected with the conveying device (4) and electromagnetic flow valve (31) respectively It connects.
4. the ultra-clean processing system of a kind of flue gas according to claim 3, it is characterised in that: the atomizing sprayer (3) For atomizing lance.
5. the ultra-clean processing system of a kind of flue gas according to claim 3, it is characterised in that: the bag filter (1) Dust detector is equipped in net cigarettes outlet, which is electrically connected with the controller.
6. the ultra-clean processing system of a kind of flue gas according to any one of claims 1 to 5, it is characterised in that: the agglomerator The concentration of agglomerator is 0.1-5 ‰ in solution liquid source (2).
7. the ultra-clean processing system of a kind of flue gas according to any one of claims 1 to 5, it is characterised in that: the cloth bag removes Dirt device (1) includes shell (12) and filter bag (13), and filter bag (13) setting is internal in the shell (12), and by the shell (12) it is divided into spaced air-purifying chamber (121) and ash-falling chamber (122) up and down, shell (12) bottom is equipped with and falls with described The cinder-discharging port of grey room (122) connection, shell (12) side wall be equipped with respectively with the air-purifying chamber (121) and the ash-falling chamber (122) net cigarettes outlet and air inlet, the inlet flue duct (11) being connected to are vertically arranged, and the upper end is connect simultaneously with the air inlet Connection, lower end is smoke inlet.
8. the ultra-clean processing system of a kind of flue gas according to claim 7, it is characterised in that: the atomizing sprayer (3) Equipped with multiple, and between the upper and lower every setting, and it is connected to respectively by the delivery pipe with the reunion agent solution liquid source (2).
CN201811557401.1A 2018-12-19 2018-12-19 A kind of ultra-clean processing system of flue gas Pending CN109499247A (en)

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Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811557401.1A CN109499247A (en) 2018-12-19 2018-12-19 A kind of ultra-clean processing system of flue gas

Publications (1)

Publication Number Publication Date
CN109499247A true CN109499247A (en) 2019-03-22

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08196866A (en) * 1995-01-20 1996-08-06 Ebara Corp Reactor for removing hydrogen chloride in waste gas
US20030075050A1 (en) * 2001-09-28 2003-04-24 Masahiro Kato Carbon dioxide gas absorbent and carbon dioxide gas separating apparatus
CN203852986U (en) * 2014-05-19 2014-10-01 徐州文远农业技术有限公司 Dust removal system
CN205995197U (en) * 2016-06-29 2017-03-08 江苏恒兴制漆有限公司 Painting stock dispersion dust arrester
CN206701014U (en) * 2017-04-28 2017-12-05 宁夏志新源商贸有限公司 A kind of high Combined dust-cleaning apparatus of efficiency of dust collection
CN108554125A (en) * 2018-03-19 2018-09-21 昆明理工大学 Remove the method and device of Pu'er tea production harmful substances from flue gases

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08196866A (en) * 1995-01-20 1996-08-06 Ebara Corp Reactor for removing hydrogen chloride in waste gas
US20030075050A1 (en) * 2001-09-28 2003-04-24 Masahiro Kato Carbon dioxide gas absorbent and carbon dioxide gas separating apparatus
CN203852986U (en) * 2014-05-19 2014-10-01 徐州文远农业技术有限公司 Dust removal system
CN205995197U (en) * 2016-06-29 2017-03-08 江苏恒兴制漆有限公司 Painting stock dispersion dust arrester
CN206701014U (en) * 2017-04-28 2017-12-05 宁夏志新源商贸有限公司 A kind of high Combined dust-cleaning apparatus of efficiency of dust collection
CN108554125A (en) * 2018-03-19 2018-09-21 昆明理工大学 Remove the method and device of Pu'er tea production harmful substances from flue gases

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
刘勇等: "化学团聚促进电除尘脱除PM2.5的实验研究", 《化工学报》 *

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