CN105561722A - Honeycomb electrode demisting and dedusting apparatus - Google Patents
Honeycomb electrode demisting and dedusting apparatus Download PDFInfo
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- CN105561722A CN105561722A CN201511017285.0A CN201511017285A CN105561722A CN 105561722 A CN105561722 A CN 105561722A CN 201511017285 A CN201511017285 A CN 201511017285A CN 105561722 A CN105561722 A CN 105561722A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
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Abstract
The invention discloses a honeycomb electrode demisting and dedusting apparatus. The apparatus comprises a plurality of electrode tubes, a cathode line and at least one blade group, wherein the plurality of electrodes are arranged side by side, each of the electrode tubes is provided with a flue gas inlet and a flue gas outlet, and the plurality of electrode tubes are arranged to form a honeycomb shape; and the cathode line and the at least one blade group are sequentially arranged from the flue gas outlet to the flue gas inlet, the blade group comprises a plurality of blades circumferentially uniformly arranged on the inner walls of the electrode tubes, and the blades are oblique and are used for the flue gas to change direction in order to form rotating rising airflow. The apparatus has the advantages of simple structure, convenient manufacturing, low cost, convenience for reconstruction and later maintenance of an absorbing tower, dedusting and demisting functions, and comprehensive flue gas treatment effect; and the rotating rising airflow can accelerate movement of charged particles, so the electrodedusting efficiency is improved, reduction of the emission power of the cathode line is facilitated, the length of the electrode tubes is shortened, thereby the manufacturing and use cost is further reduced. The invention also discloses a desulphurization absorbing tower.
Description
Technical field
The present invention relates to boiler cleaning device technical field, particularly a kind of beehive type electrode demist dust arrester.
Background technology
Along with PM2.5 is known by the public, air environmental pollution becomes the problem that people are day by day concerned about, country is more and more higher for the attention degree of atmospheric environment, improves the standard of corresponding environmental regulation, is especially very strict with for the emission request of power plant and reaches super clean discharge.Power plant, in order to reach new discharge standard, needs transform original absorption tower or increase the quantity on absorption tower, is used for improving desulfuration efficiency and the further smoke content reducing absorption tower outlet.Common remodeling method has to increase one deck shower in absorption tower, install high efficiency demister, on absorption tower, outlet increases electric cleaner, before flue afterbody enters chimney entrance, installs the methods such as No leakage heater.Like this, only carry out one of them transformation project, function is comparatively single, flue gas cleaning effect is difficult to produce a desired effect, and carries out multinomial transformation, although can play good effect, but the floor space of package unit is large, up-front investment expense is large, and later stage operation expense is higher.
Therefore, how to provide a kind of cleaning device, make its structure simple, cost is low, while the transformation being convenient to absorption tower and later maintenance, makes the discharge standard that the flue gas of discharge reaches new, improve flue gas cleaning effect, become the important technological problems that those skilled in the art are urgently to be resolved hurrily.
Summary of the invention
In view of this, the invention provides a kind of beehive type electrode demist dust arrester, make its structure simple to reach, cost is low, while the transformation being convenient to absorption tower and later maintenance, the discharge standard making the flue gas of discharge reach new, improves the object of flue gas cleaning effect.
For achieving the above object, the invention provides following technical scheme:
A kind of beehive type electrode demist dust arrester, comprising:
Multiple electrode tube be arranged side by side, described electrode tube is provided with gas approach and exhanst gas outlet, and described electrode tube cross section is regular hexagon, and multiple described electrode tube close-packed arrays forms alveolate texture;
The cathode line of arranging successively from described exhanst gas outlet to described gas approach and at least one vane group, described vane group comprises multiple blade be circumferentially evenly arranged on described electrode tube inwall, and described blade lean is used for making flue gas break-in form spinning updraft.
Preferably, the exhanst gas outlet of described electrode tube is provided with blocking solution circle.
Preferably, described vane group is provided with two, along the axial distribution of described electrode tube.
Preferably, also comprise flusher, described flusher comprises:
Hollow tube, is coaxially arranged with described vane group;
Wash tub pipe, one end is connected with water source, and the other end is through described hollow tube;
Multiple nozzle, is arranged on described wash tub pipe, and be positioned at the side of described vane group near described electrode tube exhanst gas outlet, described multiple nozzle is uniformly distributed around described wash tub pipe circumference.
Preferably, the cross-sectional area of described hollow tube is 10% ~ 60% of described electrode tube cross-sectional area.
Preferably, the angle of inclination of described blade is 15 ° ~ 50 °.
Preferably, the length of described electrode tube is 2m ~ 3.5m.
As can be seen from technique scheme, beehive type electrode demist dust arrester provided by the invention, comprises electrode tube, cathode line and at least one vane group, wherein, electrode tube has multiple, and is arranged side by side, and it is also provided with gas approach and exhanst gas outlet, and electrode tube cross section is regular hexagon, and multiple electrode tube close-packed arrays forms alveolate texture, cathode line and at least one vane group are arranged successively from exhanst gas outlet to gas approach, and vane group comprises multiple blade be circumferentially evenly arranged on electrode tube inwall, and blade lean is used for making flue gas break-in form spinning updraft, when designing, electrode tube is arranged along flow of flue gas direction, cathode line is connected with high voltage source negative electrode, electrode tube is connected or ground connection with high voltage source anode, flue gas enters in electrode tube from gas approach, during by vane group, because blade lean is arranged, flue gas break-in forms spinning updraft, the drop carried in flue gas is thrown toward electrode tube inwall under centrifugal action, and form liquid film at electrode tube inwall gradually, further raising is for the capture ability of drop, after being positioned at the cathode line energising above vane group, fine particle in flue gas is charged shifts to electrode tube inwall from negative electrode, rear formation drop is caught by the liquid film of electrode tube inner wall surface, drop is increasing, finally drop under self gravitation effect, thus complete dedusting defrosting function, as can be seen here, beehive type electrode demist dust arrester provided by the invention, structure is simple, be convenient to make, cost is low, be convenient to transformation and the later maintenance on absorption tower, there are dedusting demist two kinds of functions simultaneously, fume treatment effect is more comprehensive, and spinning updraft can accelerate the movement of electrically charged particle, dust collection efficiency can not only be improved, and contribute to the transmitting power reducing cathode line, shorten the length of electrode tube, thus further reduce making and use cost.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The front view of single electrode tube in the beehive type electrode demist dust arrester that Fig. 1 provides for the embodiment of the present invention;
The upward view of single electrode tube in the beehive type electrode demist dust arrester that Fig. 2 provides for the embodiment of the present invention;
The structural representation with the desulfuration absorbing tower of beehive type electrode demist dust arrester that Fig. 3 provides for the embodiment of the present invention.
Detailed description of the invention
The invention provides a kind of beehive type electrode demist dust arrester, make its structure simple to reach, cost is low, and while the transformation being convenient to absorption tower and later maintenance, the discharge standard making the flue gas of discharge reach new, improves the object of flue gas cleaning effect.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Refer to Fig. 1 and Fig. 2, the front view of single electrode tube in the beehive type electrode demist dust arrester that Fig. 1 provides for the embodiment of the present invention; The upward view of single electrode tube in the beehive type electrode demist dust arrester that Fig. 2 provides for the embodiment of the present invention.
A kind of beehive type electrode demist dust arrester that the embodiment of the present invention provides, comprises electrode tube 1, cathode line 7 and at least one vane group.
Wherein, electrode tube 1 has multiple, and is arranged side by side, and it is also provided with gas approach and exhanst gas outlet, and electrode tube 1 cross section is regular hexagon, and multiple electrode tube 1 close-packed arrays forms alveolate texture; Cathode line 7 and at least one vane group are arranged successively from exhanst gas outlet to gas approach, and vane group comprises multiple blade 2 be circumferentially evenly arranged on electrode tube 1 inwall, and blade 2 tilts to be used for make flue gas break-in to form spinning updraft.
Compared with prior art, the beehive type electrode demist dust arrester that the embodiment of the present invention provides, can either install on newly-built absorption tower 9, also may be used for transforming demister region, top, original absorption tower 9, when transforming, electrode tube 1 is arranged along flow of flue gas direction, cathode line 7 is connected with high voltage source 6 negative electrode, electrode tube 1 ground connection, flue gas enters in electrode tube 1 from gas approach, during by vane group, because blade 2 is obliquely installed, flue gas break-in forms spinning updraft, the drop carried in flue gas is thrown toward electrode tube 1 inwall under centrifugal action, and form liquid film at electrode tube 1 inwall gradually, further raising is for the capture ability of drop, after the cathode line 7 be positioned at above vane group is energized, fine particle in flue gas is charged shifts to electrode tube 1 inwall from negative electrode, rear formation drop is caught by the liquid film of electrode tube 1 inner wall surface, drop is increasing, finally drop under self gravitation effect, thus complete dedusting defrosting function, as can be seen here, beehive type electrode demist dust arrester provided by the invention, structure is simple, be convenient to make, cost is low, be convenient to transformation and the later maintenance on absorption tower 9, there are dedusting demist two kinds of functions simultaneously, fume treatment effect is more comprehensive, and spinning updraft can accelerate the movement of electrically charged particle, dust collection efficiency can not only be improved, and contribute to the transmitting power reducing cathode line 7, shorten the length of electrode tube 1, thus further reduce making and use cost.
In embodiments of the present invention, electrode tube 1 cross section is regular hexagon, and multiple electrode tube 1 close-packed arrays forms alveolate texture, like this, multiple electrode tube 1 is closely linked, and can either ensure not interspace each other, relative to the electrode tube 1 of other shapes, material can be saved again, intensity is high, lightweight, contributes to reducing costs and maintenance cost in the future, and the discharge of undressed flue gas self-electrode pipe 1 gap can be avoided to mix with the flue gas after process, affect fume treatment quality.
Liquid film can be formed at electrode tube 1 inwall after drop in flue gas is thrown toward electrode tube 1 inwall, part liquid film can rise along electrode tube 1 inwall under the drive of spinning updraft, and finally overflow from the exhanst gas outlet of electrode tube 1, fall into absorption tower 9, likely again be mixed in flue gas, cause fume treatment effect poor, in order to avoid the generation of this phenomenon, the material separated in recovered flue gas, the material separated is avoided to get back in flue gas, in embodiments of the present invention, the exhanst gas outlet of electrode tube 1 is provided with blocking solution circle 8, by arranging blocking solution circle 8, liquid film is when rising to electrode tube 1 exhanst gas outlet, be subject to the stop of blocking solution circle 8, pool larger drop, fall back under self gravitation effect and fall into slurry pool bottom electrode tube 1 and collect, it is avoided to carry out secondary pollution to flue gas after process, ensure fume treatment effect.
The initial flow rate of flue gas is higher, after vane group, rotary speed is faster, and centrifugal force is also larger, captured drop is more, the drop of escaping is just few, and on the contrary, the initial flow rate of flue gas is low, after vane group, rotary speed is just slow, and centrifugal force is just little, and the drop of escape is more, therefore, in order to optimize technique scheme further, improve fume treatment effect, in embodiments of the present invention, vane group can arrange multiple, preferably, vane group is provided with two, along the axial distribution of electrode tube 1.
After drop in flue gas is thrown toward electrode tube 1 inwall, liquid film can be formed on inwall, a part can be collected under self gravitation effect in landing, some may fouling on electrode tube 1 inwall, the continuation affecting electrode tube 1 uses, in embodiments of the present invention, beehive type electrode demist dust arrester also comprises flusher, and flusher comprises hollow tube 5, wash tub pipe 3 and multiple nozzle 4; Wherein, hollow tube 5 and vane group are coaxially arranged; Wash tub pipe 3 one end is connected with water source, and the other end is through hollow tube 5; Multiple nozzle 4 is arranged on wash tub pipe 3, be positioned at the side of vane group near electrode tube 1 exhanst gas outlet, multiple nozzle 4 is uniformly distributed around wash tub pipe 3 circumference, like this, in use for some time, by nozzle 4 to electrode tube 1 inwall water spray, the impurity be bonded on electrode tube 1 inwall is washed, prevents fouling from producing.
In order to optimize technique scheme further, in embodiments of the present invention, the cross-sectional area of hollow tube 5 is 10% ~ 60% of electrode tube 1 cross-sectional area.
Preferably, the angle of inclination of blade 2 is 15 ° ~ 50 °, the angle of inclination of blade 2 is different, the speed and the direction that form spinning updraft after flue gas break-in are also different, therefore electrode tube 1 is needed to adopt different length according to different blade 2 angles of inclination, corresponding with above-mentioned blade 2 angle of inclination, in embodiments of the present invention, the length of electrode tube 1 is 2m ~ 3.5m.
In an embodiment of the present invention, the setting angle of blade 2 is 25 °, and the cross-sectional area of hollow tube 5 is electrode tube 1 cross-sectional areas of 30%, and the length of electrode tube 1 is 2m; And in the another kind of embodiment of the present invention, the setting angle of blade 2 is 45 °, and the area of hollow tube 5 is 30% electrode tube 1 areas, and the length of electrode tube 1 is 3.5m; As can be seen here, when blade 2 inclination angle is less, because flue gas break-in angle is comparatively large, rotate the speed risen comparatively slow, therefore, the length of electrode tube 1 is less; And when the angle of inclination of blade 2 is larger, flue gas break-in angle is less, rotate the speed risen fast, therefore, the length of electrode tube 1 is longer.
Above-mentioned beehive type electrode demist dust arrester can be arranged at and variously need in the flue of the equipment of flue gas ash removal, refer to Fig. 3, the structural representation with the desulfuration absorbing tower of beehive type electrode demist dust arrester that Fig. 3 provides for the embodiment of the present invention, embodiments providing a kind of desulfuration absorbing tower 9, wherein, the beehive type electrode demist dust arrester as above described in any one is provided with in desulfuration absorbing tower 9.
In this description, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (7)
1. a beehive type electrode demist dust arrester, is characterized in that, comprising:
Multiple electrode tube (1) be arranged side by side, (1) is provided with gas approach and exhanst gas outlet to described electrode tube, described electrode tube (1) cross section is regular hexagon, and multiple described electrode tube (1) close-packed arrays forms alveolate texture;
The cathode line (7) of arranging successively to described gas approach from described exhanst gas outlet and at least one vane group, described vane group comprises multiple blade (2) be circumferentially evenly arranged on described electrode tube (1) inwall, and described blade (2) tilts to be used for make flue gas break-in to form spinning updraft.
2. beehive type electrode demist dust arrester according to claim 1, is characterized in that, the exhanst gas outlet of described electrode tube (1) is provided with blocking solution circle (8).
3. beehive type electrode demist dust arrester according to claim 1, it is characterized in that, described vane group is provided with two, along the axial distribution of described electrode tube (1).
4. beehive type electrode demist dust arrester according to claim 1, it is characterized in that, also comprise flusher, described flusher comprises:
Hollow tube (5), is coaxially arranged with described vane group;
Wash tub pipe (3), one end is connected with water source, and the other end is through described hollow tube (5);
Multiple nozzle (4), be arranged on described wash tub pipe (3), be positioned at the side of described vane group near described electrode tube (1) exhanst gas outlet, described multiple nozzle (4) is uniformly distributed around described wash tub pipe (3) circumference.
5. beehive type electrode demist dust arrester according to claim 4, is characterized in that, the cross-sectional area of described hollow tube (5) is 10% ~ 60% of described electrode tube (1) cross-sectional area.
6. beehive type electrode demist dust arrester according to claim 1, is characterized in that, the angle of inclination of described blade (2) is 15 ° ~ 50 °.
7. beehive type electrode demist dust arrester according to claim 1, is characterized in that, the length of described electrode tube (1) is 2m ~ 3.5m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511017285.0A CN105561722A (en) | 2015-12-29 | 2015-12-29 | Honeycomb electrode demisting and dedusting apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511017285.0A CN105561722A (en) | 2015-12-29 | 2015-12-29 | Honeycomb electrode demisting and dedusting apparatus |
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| Publication Number | Publication Date |
|---|---|
| CN105561722A true CN105561722A (en) | 2016-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201511017285.0A Pending CN105561722A (en) | 2015-12-29 | 2015-12-29 | Honeycomb electrode demisting and dedusting apparatus |
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| CN (1) | CN105561722A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111939702A (en) * | 2020-08-14 | 2020-11-17 | 李萍萍 | Atomizing attached dust removal device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3526081A (en) * | 1965-07-09 | 1970-09-01 | Wilhelm Kusters | Gas purification |
| CN104307634A (en) * | 2014-09-17 | 2015-01-28 | 上海交通大学 | Cyclonic and electrostatic coupling high-efficiency dust and mist removal apparatus and its application |
| CN204544444U (en) * | 2015-03-25 | 2015-08-12 | 上海海涵环保科技有限公司 | A kind of wet type electrostatic precipitator with spiral board |
| CN104888564A (en) * | 2015-05-12 | 2015-09-09 | 田鹏程 | Mechanical-electrical integration dust removal demister |
| CN104923405A (en) * | 2015-07-02 | 2015-09-23 | 浙江天地环保工程有限公司 | Wet type electrostatic dust and fog removing device |
| CN205435320U (en) * | 2015-12-29 | 2016-08-10 | 上海克莱德贝尔格曼机械有限公司 | Honeycomb formula electrode defogging dust collector |
-
2015
- 2015-12-29 CN CN201511017285.0A patent/CN105561722A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3526081A (en) * | 1965-07-09 | 1970-09-01 | Wilhelm Kusters | Gas purification |
| CN104307634A (en) * | 2014-09-17 | 2015-01-28 | 上海交通大学 | Cyclonic and electrostatic coupling high-efficiency dust and mist removal apparatus and its application |
| CN204544444U (en) * | 2015-03-25 | 2015-08-12 | 上海海涵环保科技有限公司 | A kind of wet type electrostatic precipitator with spiral board |
| CN104888564A (en) * | 2015-05-12 | 2015-09-09 | 田鹏程 | Mechanical-electrical integration dust removal demister |
| CN104923405A (en) * | 2015-07-02 | 2015-09-23 | 浙江天地环保工程有限公司 | Wet type electrostatic dust and fog removing device |
| CN205435320U (en) * | 2015-12-29 | 2016-08-10 | 上海克莱德贝尔格曼机械有限公司 | Honeycomb formula electrode defogging dust collector |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111939702A (en) * | 2020-08-14 | 2020-11-17 | 李萍萍 | Atomizing attached dust removal device |
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Application publication date: 20160511 |