CN103406207A - Wet type static solid strip-shaped anode dust collecting plate - Google Patents
Wet type static solid strip-shaped anode dust collecting plate Download PDFInfo
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- CN103406207A CN103406207A CN2013103741260A CN201310374126A CN103406207A CN 103406207 A CN103406207 A CN 103406207A CN 2013103741260 A CN2013103741260 A CN 2013103741260A CN 201310374126 A CN201310374126 A CN 201310374126A CN 103406207 A CN103406207 A CN 103406207A
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Abstract
The invention provides a wet type static solid strip-shaped anode dust collecting plate. The strip-shaped anode dust collecting plate is characterized in that a pole plate is composed of solid strip-shaped bodies, the strip-shaped bodies are horizontally arranged and are woven through ropes or connected by a single layer of plywood, necessary gaps are formed among the strip-shaped bodies, and the sizes of the gaps are determined by liquid holdup, surface tension, liquid film thickness and solid-liquid characteristics. The strip-shaped anode dust collecting plate provided by the invention has the advantages that a horizontal water film is uniform by virtue of the capillary phenomena of the gaps; the gaps internally contain liquid to increase the liquid holdup of the pole plate so as to keep a liquid film stable; the gaps can penetrate through the two sides of the pole plate and can transmit the pressure fluctuation of airflow on the two sides of the pole plate, then the water film is driven to vibrate, and thus dust is prevented from precipitating on the pole plate.
Description
One, technical field
The present invention relates to a kind of positive plate of wet static dedusting/demist, belong to the air pollution control technique field.
Two, background technology
The efficient performance of wet electrostatic mainly relies on the uniform water film on positive plate surface, and the particle that is collected in polar board surface is washed away to cleaning, avoids the conventional dry electrostatic technique to carry because of the secondary that mechanical rapping cleaning dust causes.Yet according to minimum energy principle, current easily form the ditch shape and flow when the vertical solid anodes of tradition surface, form the implementation of moisture film relatively uniformly and generally by pole plate top is a large amount of, spray water or water distribution, guarantee continuity and the uniformity of moisture film with this.For reducing water consumption or reducing quantity of circulating water and increase the moisture film uniformity, some inventions in industry have been made for this reason and having been made great efforts and contribution: Chinese patent 201020106426.2 has proposed a kind of bar template be comprised of many narrow vertical bars, moisture film is fixed on to vertical bar inside, but the capillarity of vertical bar slit is consistent with gravity, the pole plate liquid holdup is little, and still there is the possibility that produces " dry spot point " because surperficial moisture film is uneven in polar board surface; Chinese patent 201120483473.3 has proposed a kind of dust collecting pole plate of ripple type for increasing specific collection area, has equally the continuous solid body effect of surface tension, can not guarantee that moisture film is even, can not under the less water yield, avoid " dry spot point "; Chinese patent 201310077865.3 has proposed a kind of dust collecting pole plate of horizontal stripe by the horizontal water conservancy diversion of groove, but in groove, air can stop the liquid phase horizontal proliferation simultaneously, and the positive plate surface produces uniform water film and possesses certain difficulty.Existing patent all not by specific structure, proposes to cause the external force of liquid film vibration in the moisture film forming process, at static liquid film internal particle, exist and adhere to the risk that pole plate produces incrustation like this.In addition, the liquid holdup of the pole plate that existing patent is related is relatively less, must rely on larger spray flux to keep continuous moisture film.Chinese patent 200910019222.7 has proposed a kind of fabric electrode surface moisture film uniforming device and technique, the melt water of this patent utilization flexible fabric has improved the pole plate liquid holdup, utilize fiber capillarity to make moisture film even, thereby reach the continuous moisture film operation of have no water or little water, and utilized the vibration of fabric, prevented the ash deposit and slag buildup of flexible pole plate.
Three, summary of the invention
The objective of the invention is to hold liquid, moisture film evenly and vibration for what realize the solid pole plate, propose a kind of for wet electrostatic solid strip anode dust collection plate.The present invention realizes by following technical method.
A kind of for wet electrostatic solid strip anode dust collection plate, by the solid strip shape body, formed, it is characterized in that strip shape body laterally places, with rope, be woven into the strip pole plate or connect into the strip pole plate with trough of belt clamping plate individual layer, between strip shape body, leave gap, height b=10～the 100mm of strip shape body, lateral length l=400～1600mm, strip shape body thickness σ=2～10mm.The strip pole plate of braiding adopts kernmantle and strip solid pole plate to be linked to be the solid of a local stability, and has flexible pole plate, and the gap between strip shape body is 2～15mm.With trough of belt clamping plate individual layer, connect into the strip pole plate, strip shape body is placed in vertical plate holder and forms a pole plate, there is the projective structure of same height the both sides of strip shape body, and protrusion height is 2～15mm.
Of the present invention for wet electrostatic solid strip anode dust collection plate, the liquid of flowing through is produced to horizontal force, destroy ditch shape stream, can make moisture film even; Liquid can be held in transverse slot, increases the pole plate liquid holdup, and this is the guaranteed conditions of moisture film continous-stable under little water yield supply conditions; The pressure fluctuation of pole plate two sidewinds can be transmitted in transverse slot, impels the grit in liquid film along with the vibration of liquid film, to prevent the quiescent setting tendency.
The present invention is in the situation that reduce as far as possible to supply water, keep liquid film evenly, stable, can effectively prevent the pole plate ash deposit and slag buildup.Thereby guarantee long-term efficient, stable, the economical operation of wet electrostatic.
Four, accompanying drawing explanation
Fig. 1 is for restricting, be woven into the structural representation of strip pole plate, Fig. 2 be the A of Fig. 1 to structural representation, Fig. 3 is the structural representation that trough of belt clamping plate individual layer connects into the strip pole plate, Fig. 4 be the A of Fig. 3 to structural representation, Fig. 5 is that the B of Fig. 3 is to structural representation.
Wherein: 1 is strip shape body, and 2 is kernmantle, and 3 is vertical clamping plate, and 4 is projective structure.
Five, the specific embodiment
Below in conjunction with accompanying drawing, to electrode plate structure of the present invention, be described further.
The present invention can realize by two kinds of structures:
The pole plate of 1) restricting and being woven into: in Fig. 1, strip shape body 1 is a rectangular batten: height b=10～100mm, lateral length l=400～1600mm, thickness σ=2～10mm.By kernmantle 2, strip shape body is woven together, forms the solid pole plate that local stiffness integral body has certain flexibility.The diameter of kernmantle and weaving manner are regulated transverse slot.By kernmantle, pole plate is hung on upper support frame, arranged at an upper portion thereof spray header, the flexible solid that the forms wet type anode that gathers dust.
2) pole plate of vertical clamping plate assembling: in Fig. 3, strip shape body 4 is a rectangular batten: height b=10～100mm, lateral length l=400～1600mm, thickness σ=2～10mm.Strip shape body 4 is inserted to vertical clamping plate 3, form the wet type solid anodes plate with certain activity nargin.In this structure, strip shape body has certain activity nargin, and under the effect of air-flow, the small activity in the part of strip shape body has the ash deposit and slag buildup of preventing function.The strip shape body downside has boss, relies on boss to separate transverse slot, and boss height is the transverse slot height.By vertical clamping plate, pole plate is hung on upper support shelf, arranged at an upper portion thereof spray header, the independent whole unified wet type solid of the Component units anode that gathers dust.
Strip shape body can adopt various corrosion resistant solid materials, and rope adopts corrosion-resistant braid, and vertical clamping plate adopt stainless steel, dual phase steel or organic material.
The pole plate operation is initial, supplies water, and after forming moisture film, stops or reducing water supply.According to electrostatic interaction, collect water smoke to pole plate, because the present invention has the liquid of holding characteristic, can, when operating condition changes, keep the moisture film continous-stable.Moisture film, in flow process from up to down, continues to flow through transverse slot, due to the effect of slit surfaces tension force, makes moisture film produce the lateral flow tendency, thereby can prevent channel, is conducive to the formation of uniform water film.Transverse slot penetrates the pole plate both sides, can transmit the pressure fluctuation of pole plate two sidewinds, relies on this pulsating force, impels the moisture film vibration, prevents the grit quiescent setting in moisture film, realizes preventing the function of anode surface dust stratification fouling.
Positive plate of the present invention, can realize gas-liquid following current, gas-liquid counter current and three kinds of ways of contact of gas liquid cross-flow with flue gas.
Claims (3)
1. one kind for wet electrostatic solid strip anode dust collection plate, by the solid strip shape body, formed, it is characterized in that strip shape body laterally places, with rope, be woven into the strip pole plate or connect into the strip pole plate with trough of belt clamping plate individual layer, between strip shape body, leave gap, height b=10～the 100mm of strip shape body, lateral length l=400～1600mm, strip shape body thickness σ=2～10mm.
2. according to claim 1 a kind of for wet electrostatic solid strip anode dust collection plate, it is characterized in that the strip woven pole plate adopts kernmantle and strip solid pole plate to be linked to be the solid of a local stability, and having flexible pole plate, the gap between strip shape body is 2～15mm.
3. according to claim 1 a kind of for wet electrostatic solid strip anode dust collection plate, it is characterized in that connecting into the strip pole plate with trough of belt clamping plate individual layer, strip shape body is placed in vertical plate holder and forms a pole plate, there is the projective structure of same height the both sides of strip shape body, and protrusion height is 2～15mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103741260A CN103406207A (en) | 2013-08-23 | 2013-08-23 | Wet type static solid strip-shaped anode dust collecting plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103741260A CN103406207A (en) | 2013-08-23 | 2013-08-23 | Wet type static solid strip-shaped anode dust collecting plate |
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| Publication Number | Publication Date |
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| CN103406207A true CN103406207A (en) | 2013-11-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2013103741260A Pending CN103406207A (en) | 2013-08-23 | 2013-08-23 | Wet type static solid strip-shaped anode dust collecting plate |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107185718A (en) * | 2017-07-20 | 2017-09-22 | 山东大学 | A kind of foldable anode board supporting structure of ready-package and method |
| CN107297279A (en) * | 2017-08-14 | 2017-10-27 | 山东神华山大能源环境有限公司 | Dust collecting pole plate fixed structure, anode system and flexible wet electrical dust precipitator |
| CN107694757A (en) * | 2017-10-31 | 2018-02-16 | 国家能源投资集团有限责任公司 | A kind of pocket-type water distribution rinse-system and method for being used to clean pole plate |
| CN114522802A (en) * | 2022-04-24 | 2022-05-24 | 南通苏润环保科技有限公司 | High-stability anti-rust wet electrostatic dust collector |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1939594A (en) * | 2005-09-30 | 2007-04-04 | 日立工程设备建设株式会社 | Mobile electrode of mobile electric dust collector |
| CN203448186U (en) * | 2013-08-23 | 2014-02-26 | 山东大学 | Solid strip anode dust collecting plate for wet static electricity |
-
2013
- 2013-08-23 CN CN2013103741260A patent/CN103406207A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1939594A (en) * | 2005-09-30 | 2007-04-04 | 日立工程设备建设株式会社 | Mobile electrode of mobile electric dust collector |
| CN203448186U (en) * | 2013-08-23 | 2014-02-26 | 山东大学 | Solid strip anode dust collecting plate for wet static electricity |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107185718A (en) * | 2017-07-20 | 2017-09-22 | 山东大学 | A kind of foldable anode board supporting structure of ready-package and method |
| CN107297279A (en) * | 2017-08-14 | 2017-10-27 | 山东神华山大能源环境有限公司 | Dust collecting pole plate fixed structure, anode system and flexible wet electrical dust precipitator |
| CN107694757A (en) * | 2017-10-31 | 2018-02-16 | 国家能源投资集团有限责任公司 | A kind of pocket-type water distribution rinse-system and method for being used to clean pole plate |
| CN114522802A (en) * | 2022-04-24 | 2022-05-24 | 南通苏润环保科技有限公司 | High-stability anti-rust wet electrostatic dust collector |
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Application publication date: 20131127 |