CN206343056U - A kind of high efficiency removes the water washing device of aerosol - Google Patents
A kind of high efficiency removes the water washing device of aerosol Download PDFInfo
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- CN206343056U CN206343056U CN201621344158.1U CN201621344158U CN206343056U CN 206343056 U CN206343056 U CN 206343056U CN 201621344158 U CN201621344158 U CN 201621344158U CN 206343056 U CN206343056 U CN 206343056U
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- washing
- chassis
- spraying layer
- gas cap
- water
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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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/18—Absorbing units; Liquid distributors therefor
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Treating Waste Gases (AREA)
- Gas Separation By Absorption (AREA)
Abstract
The utility model discloses the water washing device that a kind of high efficiency removes aerosol, inside positioned at absorption tower, include gas cap tower tray, packing layer, washing spraying layer successively along flow of flue gas direction, the gas cap tower tray includes chassis, and the chassis is fixed in absorption tower by the side plate on absorption tower；The side on the chassis is provided with water return outlet, and the spray washing water that the chassis is collected into flow to retracting device through water return outlet；The top on the chassis is provided with multiple eddy flow gas caps, and flue gas from bottom to top enters from the centre of eddy flow gas cap, from gas cap top outlet after demisting.The water washing device gas-liquid contact face that the utility model is provided is big, and by spraying twice, sprays efficiency high, and clean result is good, less scaling.
Description
Technical field
The utility model belongs to flue gas ash removal technical field, is related to a kind of water washing device, more particularly to a kind of high efficiency takes off
The water washing device of degassing sol.
Background technology
With the gradually enhancing of increasingly serious and people's environmental consciousness of problem of environmental pollution, countries in the world government, especially
It is that the Chinese government is just progressively carrying out strict coal-fired flue-gas discharge standard on fume emission.The enterprises such as thermal power plant produce
A large amount of flue gases exclude air before, it is necessary to carry out procedural flue gas desulfurization and dedusting processing.The desulfuration processing method of flue gas
Dry method, semidry method, wet desulfurizing process can be often divided into.At present, most of thermal power plants carry out cigarette using wet desulfurizing process
The desulfurization process of gas.
The U of Chinese patent CN 201454393 disclose a kind of new ammonia type flue gas desulfurizing apparatus, and purifying smoke is from desulfurizing tower
Top is discharged, including three independent absorption fluid circulations, and raw material ammonia is provided with lower floor and middle level pipeloop and adds mouth,
So that having the deamination section of ammonia in recovery in desulfurizing tower all the time.Gas approach flow area is rectangle, the long edge lengths of rectangle and tower
Body diameter proportion is 0.55-0.95, and gas approach area is the 0.20-0.40 of tower body area；Exhanst gas outlet flow area is square
Shape or circle, and exhanst gas outlet area is the 0.15-0.40 of tower body area.The technology is also disclosed is provided with spray in desulfurizing tower
Shower pipe, packing layer and air bubbling pipe, although technology can steady air flow to a certain extent, the effect of fume treatment is still
It is so not ideal enough.
CN103920371A discloses a kind of absorption tower, including absorption plant, it is characterised in that：At the top of absorption plant
Couple cooling humidification device, in the top attachment electric demister of cooling humidification device；The absorption plant is filled with cooling humidification
First connecting port is set between putting, the second connecting port is set between the cooling humidification device and electric demister；Described first,
Second connecting port uses flange connection or welding manner；The absorption plant from top to bottom successively include liquid distributing device,
Desulfurization absorber portion and liquid storage section, the liquid distributing device are provided with circulating absorption solution import, liquid storage section to go out provided with circulating absorption solution
Mouthful, the bottom of the desulfurization absorber portion is provided with gas approach；The absorption plant also includes foam-removing layer and packing layer；The cooling
Humidifying device includes upper gas-liquid demarcation strip, lower gas-liquid demarcation strip, setting cooling liquid outlet at gas-liquid demarcation strip is closed on, under closing on
Cooling liquid inlet is set at gas-liquid demarcation strip, many pipelines are set between upper and lower gas-liquid demarcation strip, and the top of the pipeline is set
Put humidifying liquid import, external humidifying liquid；Exhanst gas outlet is set at the top of the electric demister.Although including electricity in the technology to remove
Mist device and packing layer, but packing layer is arranged in absorption tower, and the air-flow of flue gas is not adjusted.
Therefore, the absorption tower spray of prior art is inefficient, and gas-liquid contact face is not big enough and influences spray washing effect,
Carry flue gas secretly, there are problems that easy.
Utility model content
The utility model provides the water washing device that a kind of high efficiency removes aerosol, to overcome existing absorption tower washing to imitate
The problem of fruit not good, easy fouling.The utility model is adopted the following technical scheme that：
A kind of high efficiency removes the water washing device of aerosol, and the inside positioned at absorption tower is wrapped successively along flow of flue gas direction
Gas cap tower tray, packing layer, washing spraying layer are included, the gas cap tower tray includes chassis, and the chassis is consolidated by the side plate on absorption tower
It is scheduled in absorption tower；The side on the chassis is provided with water return outlet, and the spray washing water that the chassis is collected into is flow to through water return outlet
Retracting device；The top on the chassis is provided with multiple eddy flow gas caps, and flue gas from bottom to top enters from the centre of eddy flow gas cap, through except
From gas cap top outlet after mist；
Described filler layer is provided with support beam, is disposed with the support beam on flase floor, the flase floor and lays ceramics and fill out
Material；
The washing spraying layer is provided with shower and spray nozzle, and the shower is connected with before washing pump, the washing pump
End sets filter, and the regulating valve of the washing pump discharge branch pipe is to absorption tower moisturizing, for keeping absorbing tower liquid-level to balance.
As preferred scheme, the central axis of the water return outlet on the cyclone gas shade chassis is in cross distribution and uniformly arranged
Full chassis.
In above-mentioned preferred scheme, the eddy flow gas cap includes sleeve, liquid collecting bottom plate, blade, blind plate, lower flume；The leaf
The upper end branch sleeve of piece, lower end connection blind plate, the blind plate is fixed on liquid collecting bottom plate；The upper end of the sleeve is provided with multiple
Lower flume, the lower flume is provided with upper cover plate, and the lower flume is through in the middle part of sleeve by upper cover plate.
Further, the sleeve upper end is provided with 4 lower flumes.
Further, circumference of the lower flume along hydrops bottom plate is uniformly distributed.
Further, the elevation angle of the blade is 25-30 °, and radial angle is 12 ° -18 °.
As preferred scheme, the washing spraying layer includes the first washing spraying layer and the second washing spray from top to bottom
Layer, the shower of the first washing spraying layer and the second washing spraying layer is interspersed.
Further, the spray nozzle of the second washing spraying layer is in cross distribution, and positioned at the surface of eddy flow gas cap.
Beneficial effect：
1st, a set of washing tower tray is installed on absorption tower slurries spraying layer top, the ammonia and ammonium sulfate carried secretly to flue gas are carried out
Washing, can substantially reduce flue gas entrainment.
2nd, newly-increased water washing device and packing layer, improve desulphurizing ability, reduce the generation of aerosol, strengthen molten to trickle gas
The trapping and washing of glue, increase particle diameter, lift the removal efficiency to aerosol.
3rd, the spray nozzle of the second washing spraying layer is located at the surface of eddy flow gas cap and matched with the distribution of eddy flow gas cap.
So flue gas produces multiple directions after the second washing spraying layer is fully contacted with eddy flow gas cap, and in the first washing spraying layer
On motion, further increase efficiency of dust collection.
Brief description of the drawings
Fig. 1 is water washing device of the present utility model positional structure schematic diagram in absorption tower；
Fig. 2 is gas cap tray structure schematic front view of the present utility model；
Fig. 3 is gas cap tray structure schematic top plan view of the present utility model；
Fig. 4 is cyclone gas cap schematic diagram of the present utility model；
Fig. 5 is the A-A directions section view figure structure schematic representation in cyclone gas shade Fig. 4 of the present utility model；
Fig. 6 is washing spraying layer top perspective view of the present utility model.
Reference：1st, gas cap tower tray；11st, chassis；12nd, water return outlet；13rd, eddy flow gas cap；131st, blade；132nd, sleeve；
133rd, blind plate；134th, liquid collecting bottom plate；135th, lower flume；136th, upper cover plate；2nd, packing layer；3rd, spraying layer is washed；31st, the first washing
Spraying layer；311st, the spray nozzle of the first washing spraying layer；32nd, the second washing spraying layer；321st, the spray of the second washing spraying layer
Mouth；4th, absorption tower；5th, water washing tank；6th, pump is washed.
Embodiment
Embodiment of the present utility model is described further below：
As depicted in figs. 1 and 2, a kind of high efficiency removes the water washing device of aerosol, the inside positioned at absorption tower, spraying layer
Top.Absorption tower also includes washing pump and water washing tank, includes gas cap tower tray 1, packing layer 2, water successively along flow of flue gas direction
Washing and spraying layer 3, the gas cap tower tray 1 includes chassis 11, and the chassis 11 is fixed on absorption tower 4 by the side plate 41 on absorption tower 4
It is interior；The side on the chassis 11 is provided with water return outlet 12, and the spray washing water that the chassis 11 is collected into flow to water through water return outlet 12
Cleaning of evaporator 5, water washing tank can be designed as other retracting devices as needed；The top on the chassis 11 is provided with multiple eddy flow gas caps
13, flue gas from bottom to top enters from the centre of eddy flow gas cap 13, from the top outlet of eddy flow gas cap 13 after demisting；
Packing layer 2 is provided with support beam, the support beam as gas-liquid mass transfer and gas-liquid rectification and is disposed with flase floor, described
Ceramic packing is laid on flase floor；The washing spraying layer 3 is provided with shower and spray nozzle, and the shower is connected with washing pump
6, washing pump 6 front end sets filter, and the regulating valve of the outlet stool of washing pump 6 is to the moisturizing of absorption tower 4, for keeping
The liquid level equilibrium of absorption tower 4.
As shown in figure 3, the central axis of water return outlet 12 of the eddy flow gas cap 13 along chassis 11 is in cross distribution and uniform
Chassis is booked, so arrangement, which can be collected effectively, reclaims cleaning solution, can increase gas-liquid contact face again, improves efficiency of dust collection.
As shown in figs. 4 and 5, the eddy flow gas cap 13 include sleeve 132, liquid collecting bottom plate 134, blade 131, blind plate 133,
Lower flume 135；The upper end branch sleeve 132 of the blade 131, lower end connection blind plate 133, the blind plate 133 is fixed on liquid collecting
On bottom plate 134；The upper end of the sleeve 132 is provided with multiple lower flumes 135, and the lower flume 135 is provided with upper cover plate 136, institute
State lower flume 135 and the middle part of sleeve 132 is through to by upper cover plate 136.Whole eddy flow gas cap 13 uniformly divides in the tower body on absorption tower 4
Bu Bu, rationally distributed, air-flow is uniformly through will not produce bias current.In one embodiment of the present utility model, on sleeve 132
End is provided with 4 lower flumes 135.As an improvement, lower flume 135 is along liquid collecting bottom plate in another embodiment of the present utility model
134 circumference is uniformly distributed.
It it is 25-30 ° at the elevation angle of one embodiment Leaf 131 of the present utility model, radial angle is 12 ° -18 °, air-flow
By producing rotation and centrifugal motion during blade, absorbing liquid is evenly distributed to each blade by middle blind plate, forms thin liquid layer,
The air-flow formation rotation upward with rotating and the effect of centrifugation, are sprayed into fine drop, get rid of to after tower wall.Drop is by Action of Gravity Field collection
Flow to liquid collecting bottom plate 134.Air-flow is performed relative motion with absorbing liquid in tower, and in the very big table of structure position formation of rotating stream tray
The moisture film of area, so as to substantially increase absorption.
Flue gas is by the aerosol in the spraying layer removing flue gas on absorption tower 4 of the present utility model, and air-flow is uniform, passes through
It can stablize when pre- demister and spraying layer and more efficient by secondary washing and filter large particulate matter；Then gas cap tower is passed through again
The flue gas that disk 1 comes out carries out spray washing again after again passing by filler filtering, and flue gas enters back into the dedusting dress on absorption tower 4 afterwards
Put, and discharged by smoke discharging device.
With reference to Fig. 3 and Fig. 6, as preferred scheme, the washing spraying layer 3 includes the first washing spraying layer from top to bottom
31 and second wash spraying layer 32, and the first washing spraying layer 31 and the second spray nozzle for washing spraying layer 32 are interspersed.
Further, the spray nozzle 311 of the second washing spraying layer 32 is in cross distribution, positioned at the surface of eddy flow gas cap 13, and
Distribution with eddy flow gas cap matches.So, flue gas is after the second washing spraying layer is fully contacted with eddy flow gas cap, and the
One washing spraying layer produces the motion in multiple directions, further improves gas liquid interfacial area, adds efficiency of dust collection.
Specific washing tower tray technological parameter：
The announcement and teaching of book according to the above description, the utility model those skilled in the art can also be to above-mentioned reality
The mode of applying is changed and changed.Therefore, the utility model is not limited to embodiment disclosed and described above, right
Some modifications and changes of utility model should also be as falling into scope of the claims of the present utility model.Although in addition,
Some specific terms have been used in this specification, but these terms are merely for convenience of description, not to the utility model structure
Into any limitation.
Claims (8)
1. a kind of high efficiency removes the water washing device of aerosol, the inside positioned at absorption tower includes successively along flow of flue gas direction
Gas cap tower tray, packing layer, washing spraying layer, it is characterised in that
The gas cap tower tray includes chassis, and the chassis is fixed in absorption tower by the side plate on absorption tower；The one of the chassis
Side is provided with water return outlet, and the washings that the chassis is collected into flow to retracting device through water return outlet；The top on the chassis is provided with more
Individual eddy flow gas cap, flue gas from bottom to top enters from the centre of eddy flow gas cap, from eddy flow gas cap top outlet after demisting；
Described filler layer, which is provided with to be disposed with flase floor, the flase floor in support beam, the support beam, lays ceramic packing；
The washing spraying layer is provided with shower and spray nozzle, and the shower is connected with washing pump, and the washing pump front end is set
Filter is put, the regulating valve of the washing pump discharge branch pipe is to absorption tower moisturizing, for keeping absorbing tower liquid-level to balance.
2. water washing device according to claim 1, it is characterised in that the center of the water return outlet on the cyclone gas shade chassis
Axis is in cross distribution and is uniformly booked chassis.
3. water washing device according to claim 2, it is characterised in that the eddy flow gas cap includes sleeve, liquid collecting bottom plate, leaf
Piece, blind plate, lower flume；The upper end branch sleeve of the blade, lower end connection blind plate, the blind plate is fixed on liquid collecting bottom plate；
The upper end of the sleeve is provided with multiple lower flumes, and the lower flume is provided with upper cover plate, and the lower flume is through to by upper cover plate
In the middle part of sleeve.
4. water washing device according to claim 3, it is characterised in that the sleeve upper end is provided with 4 lower flumes.
5. according to any described water washing device of claim 3 or 4, it is characterised in that week of the lower flume along hydrops bottom plate
To being uniformly distributed.
6. water washing device according to claim 3, it is characterised in that the elevation angle of the blade is 25-30 °, radial angle is
12°-18°。
7. water washing device according to claim 1, it is characterised in that the washing spraying layer includes the first water from top to bottom
Washing and spraying layer and the second washing spraying layer, the spray nozzle of the first washing spraying layer and the second washing spraying layer are interspersed.
8. water washing device according to claim 7, it is characterised in that the spray nozzle of the second washing spraying layer is in cross
Distribution, and positioned at the surface of eddy flow gas cap.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621344158.1U CN206343056U (en) | 2016-12-08 | 2016-12-08 | A kind of high efficiency removes the water washing device of aerosol |
| PCT/CN2017/093400 WO2018103340A1 (en) | 2016-12-08 | 2017-07-18 | Water scrubber for high-efficiency removal of aerosol |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621344158.1U CN206343056U (en) | 2016-12-08 | 2016-12-08 | A kind of high efficiency removes the water washing device of aerosol |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206343056U true CN206343056U (en) | 2017-07-21 |
Family
ID=59323011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621344158.1U Active CN206343056U (en) | 2016-12-08 | 2016-12-08 | A kind of high efficiency removes the water washing device of aerosol |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN206343056U (en) |
| WO (1) | WO2018103340A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108355475A (en) * | 2018-04-28 | 2018-08-03 | 广东佳德环保科技有限公司 | A kind of ship single column two-region high-efficiency desulfurization denitrification apparatus |
| CN108514799A (en) * | 2018-06-21 | 2018-09-11 | 广东佳德环保科技有限公司 | A kind of denitration integrated device including mesh mist eliminator |
| CN115430277A (en) * | 2022-06-23 | 2022-12-06 | 国能国华(北京)电力研究院有限公司 | Device and method for reducing escape of absorbent of carbon dioxide capture system |
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| CN108815980B (en) * | 2018-08-17 | 2023-07-25 | 东方电气集团东方锅炉股份有限公司 | Water-spraying direct-cooling type flue gas condensing system and method |
| CN109663439A (en) * | 2018-08-30 | 2019-04-23 | 广东雪迪龙环境科技有限公司 | A kind of quenching flue gas ash removal tower |
| CN109045978B (en) * | 2018-09-07 | 2024-04-12 | 中国恩菲工程技术有限公司 | High-temperature washing deacidification system |
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| CN114522493A (en) * | 2021-12-30 | 2022-05-24 | 广州普华环保设备有限公司 | Spraying purification device and method |
| CN114602314A (en) * | 2022-04-02 | 2022-06-10 | 成都达奇环境科技有限公司 | Spraying structure, catalytic flue gas desulfurization device and desulfurization method |
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Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001113112A (en) * | 1999-10-18 | 2001-04-24 | Mitsubishi Heavy Ind Ltd | Wet type aerosol removing device |
| CN201669053U (en) * | 2010-05-17 | 2010-12-15 | 上海申川环保科技有限公司 | Desulfurizing device with gas fume washing component |
| CN202538627U (en) * | 2011-12-27 | 2012-11-21 | 合肥宁垣工程技术有限责任公司 | Device for removing desulfurization and denitration aerosol |
| CN105854479B (en) * | 2016-04-13 | 2017-11-14 | 广东佳德环保科技有限公司 | A kind of ammonia type flue gas desulfurizing apparatus and method for removing aerosol |
| CN205598941U (en) * | 2016-04-13 | 2016-09-28 | 广东佳德环保科技有限公司 | Flue -gas desulfurizing device by ammonia process |
-
2016
- 2016-12-08 CN CN201621344158.1U patent/CN206343056U/en active Active
-
2017
- 2017-07-18 WO PCT/CN2017/093400 patent/WO2018103340A1/en active Application Filing
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108355475A (en) * | 2018-04-28 | 2018-08-03 | 广东佳德环保科技有限公司 | A kind of ship single column two-region high-efficiency desulfurization denitrification apparatus |
| CN108514799A (en) * | 2018-06-21 | 2018-09-11 | 广东佳德环保科技有限公司 | A kind of denitration integrated device including mesh mist eliminator |
| CN115430277A (en) * | 2022-06-23 | 2022-12-06 | 国能国华(北京)电力研究院有限公司 | Device and method for reducing escape of absorbent of carbon dioxide capture system |
| CN115430277B (en) * | 2022-06-23 | 2024-06-07 | 国能国华(北京)电力研究院有限公司 | Device and method for reducing escape of absorbent of carbon dioxide capturing system |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018103340A1 (en) | 2018-06-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Water washing device of high efficiency desorption aerosol Effective date of registration: 20171207 Granted publication date: 20170721 Pledgee: Guangzhou Caold financing Company limited by guarantee Pledgor: Guangdong Jiade Environmental Protection Technology Co., Ltd. Registration number: 2017440000168 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20190312 Granted publication date: 20170721 Pledgee: Guangzhou Caold financing Company limited by guarantee Pledgor: Guangdong Jiade Environmental Protection Technology Co., Ltd. Registration number: 2017440000168 |