CN109316890A - A kind of efficient coupling dedusting demister of desulfurization minimum discharge transformation - Google Patents
A kind of efficient coupling dedusting demister of desulfurization minimum discharge transformation Download PDFInfo
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- CN109316890A CN109316890A CN201811601834.2A CN201811601834A CN109316890A CN 109316890 A CN109316890 A CN 109316890A CN 201811601834 A CN201811601834 A CN 201811601834A CN 109316890 A CN109316890 A CN 109316890A
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- demister
- absorption tower
- dedusting
- tower
- minimum discharge
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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
- B01D50/60—Combinations of devices covered by groups B01D46/00 and B01D47/00
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- Chemical Kinetics & Catalysis (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention discloses a kind of efficient coupling dedusting demisters of desulfurization minimum discharge transformation, comprising: absorption tower, absorption tower pallet, water film dedusting layer in tower, ridge demister and movable disk, gas inlet is equipped with below absorption tower, top is equipped with absorption tower spraying layer in absorption tower, water film dedusting layer in tower is installed inside absorption tower, water film dedusting layer upper and lower is equipped with ridge demister in tower, absorption tower side is equipped with chimney, lower end is equipped with fixed disk in the inside of absorption tower, there is lower snap ring in fixed disk, dedusting filtering bag is connected in lower snap ring, it is connected in upper snap ring above dedusting filtering bag, support rod is installed in upper snap ring, support rod is fixed in movable disk.In the above embodiment of the invention, device installation is simple, and characteristics of compact layout, without increasing absorption tower, the construction period is short, and desulphurizing and dust-removing integral is high-efficient.
Description
Technical field
The invention belongs to atmosphere pollution Treatment process fields, more particularly to a kind of the efficient of desulfurization minimum discharge transformation
Couple dedusting demister.
Background technique
As country deepens continuously to energy-saving and emission-reduction work, environmental protection standard has been continuously improved, and discharge supervision is more tight
Lattice.In September, 2014, National Development and Reform Committee, Bureau of Energy, Chinese Ministry of Environmental Protection issue about print and distribute " coal electricity energy-saving and emission-reduction upgrading with transformation go
Dynamic plan (2014-2020) " notice；In December, 2015, National Development and Reform Committee, Bureau of Energy, Chinese Ministry of Environmental Protection issue about printing and distributing
The notice (ring sends out [2015] No. 164) of " implementing in full coal-burning power plant's minimum discharge and reducing energy consumption programme of work ", according to above
Notice spirit: arriving the year two thousand twenty, and all coal-burning power plants for having transformation condition in the whole nation strive realizing minimum discharge, and the whole nation is conditional
Newly-built Thermal generation unit reaches minimum discharge level, accelerates the minimum discharge of active service Thermal generation unit and paces, western ground is transformed
It is completed before the year two thousand twenty in area.The discharge standard in west area, i.e. flue dust, SO2, DS NOx Est concentration should be respectively smaller than 10,35,
50mg/Nm3。
Minimum discharge transformation project is mostly transformation project at present, and usual manner is that can satisfy using wet-esp equipment
Dust concentration is no more than 5mg/Nm3 standard.But equipment land occupation is larger, and because place limits, difficult arrangement and is applied installation cost
Expenses of labour is higher, and engineering construction cost and operating cost are high, and the duration is longer.
Summary of the invention
It is wet to solve the object of the present invention is to provide a kind of efficient coupling dedusting demister of desulfurization minimum discharge transformation
Formula electric dust-removing equipment takes up an area larger, difficult arrangement, and installation cost and construction cost are higher, and engineering construction cost and operating cost are high, and
Duration longer technical problem.
The technical scheme to solve the above technical problems is that a kind of efficient coupling of desulfurization minimum discharge transformation removes
Dirt demister comprising: absorption tower, absorption tower pallet, water film dedusting layer, ridge demister and movable disk in tower, the suction
It receives and is equipped with gas inlet below tower, top is equipped with absorption tower spraying layer in the absorption tower, is equipped with tower inside the absorption tower
Interior water film dedusting layer, water film dedusting layer upper and lower is equipped with ridge demister in the tower, and the absorption tower side is equipped with cigarette
Chimney, lower end is equipped with fixed disk in the absorption tower inside, is equipped with lower snap ring in the fixed disk, is connected in the lower snap ring
Dedusting filtering bag, the dedusting filtering bag top are connected in upper snap ring, support rod are equipped in the upper snap ring, the support rod is solid
It is scheduled in movable disk, the movable disk surrounding is equipped with multiple sliding blocks, is equipped with multiple sliding slots in absorption tower, the sliding block is connected to
In sliding slot.
The efficient coupling dedusting demister of for example above-mentioned desulfurization minimum discharge transformation of the present invention, further, the ridge
Demister includes first order ridge demister and second level ridge demister, and the first order ridge demister is V-type arrangement, institute
First order ridge demister to be stated to be mounted in tower below water film dedusting layer, the second level ridge demister is " people " type arrangement,
The second level ridge demister is mounted in tower above water film dedusting layer.
The efficient coupling dedusting demister of for example above-mentioned desulfurization minimum discharge transformation of the present invention, further, the fixation
Multiple holes are provided on disk and movable disk.
The efficient coupling dedusting demister of for example above-mentioned desulfurization minimum discharge transformation of the present invention, further, the absorption
Hole, percent opening 30%-40% are provided in tower pallet.
The efficient coupling dedusting demister of for example above-mentioned desulfurization minimum discharge transformation of the present invention, further, the chimney
Horizontal flue demister is inside installed.
The efficient coupling dedusting demister of for example above-mentioned desulfurization minimum discharge transformation of the present invention, further, the fixation
Spring is installed on disk, lower snap ring is installed on the spring, the absorption tower side is equipped with fixed case, in the fixed case
Equipped with motor, multiple eccentric wheels are installed on the output shaft of the motor, the eccentric wheel is contacted with movable disk.
The beneficial effects of the present invention are: in the above embodiment of the invention, device installation is simple, and characteristics of compact layout is not necessarily to
Increase absorption tower, the construction period is short, cooperates by water film dedusting layer, spraying layer and ridge demister in dedusting filtering bag, tower, can be real
Existing desulphurizing and dust-removing integral, it is high-efficient.
Detailed description of the invention
It will be become by made detailed description, above-mentioned and/or otherwise advantage of the invention in conjunction with the following drawings
It becomes apparent from and is easier to understand, these attached drawings are only schematical, are not intended to limit the present invention, in which:
Fig. 1 is the efficient coupling dedusting demister schematic diagram that the desulfurization minimum discharge of an embodiment of the present invention is transformed；
Fig. 2 is the inside signal for the efficient coupling dedusting demister that the desulfurization minimum discharge of an embodiment of the present invention is transformed
Figure.
In attached drawing, parts list represented by the reference numerals are as follows:
1, gas inlet；2, absorption tower；3, absorption tower pallet；4, absorption tower spraying layer；5, water film dedusting layer in tower；6, the first order
Ridge demister；7, second level ridge demister；8, horizontal flue demister；9, chimney；10, fixed disk；11, spring；12, under
Snap ring；13, dedusting filtering bag；14, upper snap ring；15, support rod；16, motor；17, eccentric wheel；18, sliding block；19, movable disk.
Specific embodiment
Hereinafter, the efficient coupling dedusting demister of desulfurization minimum discharge transformation of the invention is described with reference to the accompanying drawings
Embodiment.
The embodiment recorded herein is specific specific embodiment of the invention, for illustrating design of the invention,
Be it is explanatory and illustrative, should not be construed as the limitation to embodiment of the present invention and the scope of the invention.Except what is recorded herein
Outside embodiment, those skilled in the art can also based on the claim of this application book and specification disclosure of that using aobvious and
The other technical solutions being clear to, these technical solutions include using any obvious to making for the embodiment recorded herein
The technical solution of substitutions and modifications.
The attached drawing of this specification is schematic diagram, aids in illustrating design of the invention, it is schematically indicated the shape of each section
And its correlation.It note that for the ease of clearly showing the structure of each component of the embodiment of the present invention, between each attached drawing
Do not drawn according to identical ratio.Identical reference marker is for indicating identical part.
Fig. 1 and Fig. 2 shows the desulfurization minimum discharge of an embodiment of the present invention transformation efficient coupling dedusting demister,
Comprising: absorption tower 2, absorption tower pallet 3, water film dedusting layer 5, ridge demister and movable disk 19 in tower, set below absorption tower 2
There is gas inlet 1, top is equipped with absorption tower spraying layer 4 in absorption tower 2, is equipped in the tower of two layers of PP material inside absorption tower 2
Water film dedusting layer 5,5 upper and lower of water film dedusting layer is equipped with ridge demister in tower, and 2 side of absorption tower is equipped with chimney 9, absorbs
Lower end is equipped with fixed disk 10 in 2 inside of tower, is equipped with lower snap ring 12 in fixed disk 10, is connected with dedusting filtering bag in lower snap ring 12
13, it is connected in upper snap ring 14 above dedusting filtering bag 13, support rod 15 is installed, support rod 15 is fixed on activity in upper snap ring 14
In disk 19,19 surrounding of movable disk is equipped with multiple sliding blocks 18, is equipped with multiple sliding slots in absorption tower 2, sliding block 18 is connected in sliding slot.
In the above embodiment of the present invention, ridge demister includes first order ridge demister 6 and second level ridge demisting
Device 7, first order ridge demister 6 are V-type arrangement, and first order ridge demister 6 is mounted on 5 lower section of water film dedusting layer in tower, the
Second level ridge demister 7 is " people " type arrangement, and second level ridge demister 7 is mounted on 5 top of water film dedusting layer in tower.Pass through V
The ridge demister of type and " people " type arrangement can guarantee more preferably defogging effect more fully with smoke contacts.
In the above embodiment of the present invention, multiple holes are provided in fixed disk 10 and movable disk 19.By being opened in fixed disk 10
Hole can be handled flue gas by dedusting filtering bag 13, can will be in the flue gas emission to tower that handled by 19 aperture of movable disk
Water film dedusting layer 5 and ridge demister are further processed.
In the above embodiment of the present invention, absorption tower pallet 3 uses 2205 stainless steels, is provided with hole in absorption tower pallet 3, opens
Porosity 30%-40%.Flue gas flow field can be made uniform by absorption tower pallet 3, reach the mesh to flue gas further dedusting and desulfurization
's.
In the above embodiment of the present invention, horizontal flue demister 8 is installed in chimney 9.Pass through horizontal flue demister 8
To the further demisting of flue gas, exhanst gas outlet droplet content is less than 30mg/Nm3。
Inventor above-described embodiment desulfurization minimum discharge be transformed efficient coupling dedusting demister use in find,
After a period of use, a large amount of dusts are attached on 13 inner wall of dedusting filtering bag dedusting filtering bag 13, are easy to happen blocking, reduce dedusting
Efficiency is further improved the invention people to above scheme, is equipped with spring 11 in fixed disk 10, lower card is equipped on spring 11
Ring 12,2 side of absorption tower are equipped with fixed case, motor 16 are equipped in fixed case, are equipped on the output shaft of motor 16 multiple inclined
Heart wheel 17, eccentric wheel 17 are contacted with movable disk 19.It is rotated by motor 16 with movable eccentric wheel 17, cooperation spring 11 can drive activity
Disk 19 moves up and down, and then can shake off the dust for being attached to 13 inner wall of dedusting filtering bag, keeps the efficiency of dust collection of dedusting filtering bag 13.
It uses principle and process: flue gas being discharged into absorption tower 2 by gas inlet 1, subsequent flue gas emission to dedusting
In filter bag 13, flue gas is dusted by dedusting filtering bag 13, is rotated by motor 16 with movable eccentric wheel 17, cooperates 11 He of spring
Sliding block 18 can drive movable disk 19 to move up and down, and then can shake off the dust for being attached to 13 inner wall of dedusting filtering bag, prevent dust
13 inner wall of dedusting filtering bag is blocked, the efficiency of dust collection of dedusting filtering bag 13 is kept；
Flue gas after being followed by subsequent processing enters in absorption tower pallet 3, is provided with hole in absorption tower pallet 3, keeps flue gas flow field uniform, and
Cooperate absorption tower spraying layer 4, achievees the purpose that, to the further dedusting of flue gas and desulfurization, flue gas passes through 5 He of water film dedusting layer in tower
Ridge demister is dusted demisting again, and ridge demister is provided with upper layer and lower layer, can protect more fully with smoke contacts
Card more preferably defogging effect；
Last flue gas is by the further demisting of horizontal flue demister 8, so that exhanst gas outlet droplet content is less than 30mg/Nm3, most
The flue gas post-processed is discharged by chimney 9.
Each technical characteristic of above-mentioned disclosure is not limited to disclosed and other feature combination, and those skilled in the art are also
Can carry out other combinations between each technical characteristic according to the purpose of invention, be subject to realize the present invention purpose.
Claims (6)
1. a kind of efficient coupling dedusting demister of desulfurization minimum discharge transformation characterized by comprising absorption tower, absorption
Water film dedusting layer, ridge demister and movable disk in tower pallet, tower, the absorption tower lower section are equipped with gas inlet, the absorption
Top is equipped with absorption tower spraying layer in tower, is equipped with water film dedusting layer in tower, water film dedusting in the tower inside the absorption tower
Layer upper and lower is equipped with ridge demister, and the absorption tower side is equipped with chimney, and lower end is equipped with solid in the absorption tower inside
Price fixing is equipped with lower snap ring in the fixed disk, and dedusting filtering bag, clamping above the dedusting filtering bag are connected in the lower snap ring
In upper snap ring, support rod is installed in the upper snap ring, the support rod is fixed in movable disk, the movable disk surrounding peace
Equipped with multiple sliding blocks, multiple sliding slots are equipped in absorption tower, the sliding block is connected in sliding slot.
2. the efficient coupling dedusting demister of desulfurization minimum discharge transformation according to claim 1, which is characterized in that institute
Stating ridge demister includes first order ridge demister and second level ridge demister, and the first order ridge demister is V-type
Arrangement, the first order ridge demister are mounted in tower below water film dedusting layer, and the second level ridge demister is " people "
Type arrangement, the second level ridge demister are mounted in tower above water film dedusting layer.
3. the efficient coupling dedusting demister of desulfurization minimum discharge transformation according to claim 1, which is characterized in that institute
It states and is provided with multiple holes in fixed disk and movable disk.
4. the efficient coupling dedusting demister of desulfurization minimum discharge transformation according to claim 1, which is characterized in that institute
It states and is provided with hole in the pallet of absorption tower, percent opening 30%-40%.
5. the efficient coupling dedusting demister of desulfurization minimum discharge transformation according to claim 1, which is characterized in that institute
It states and horizontal flue demister is installed in chimney.
6. the efficient coupling dedusting demister of desulfurization minimum discharge transformation according to claim 1, which is characterized in that institute
It states and spring is installed in fixed disk, lower snap ring is installed, the absorption tower side is equipped with fixed case, described solid on the spring
Determine to be equipped with motor in case, multiple eccentric wheels is installed on the output shaft of the motor, the eccentric wheel is contacted with movable disk.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811601834.2A CN109316890A (en) | 2018-12-26 | 2018-12-26 | A kind of efficient coupling dedusting demister of desulfurization minimum discharge transformation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811601834.2A CN109316890A (en) | 2018-12-26 | 2018-12-26 | A kind of efficient coupling dedusting demister of desulfurization minimum discharge transformation |
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| Publication Number | Publication Date |
|---|---|
| CN109316890A true CN109316890A (en) | 2019-02-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811601834.2A Pending CN109316890A (en) | 2018-12-26 | 2018-12-26 | A kind of efficient coupling dedusting demister of desulfurization minimum discharge transformation |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203540255U (en) * | 2013-07-26 | 2014-04-16 | 华北电力大学（保定） | Fume gas desulfurization defogging device in coal-fired power plant |
| CN104984633A (en) * | 2015-07-14 | 2015-10-21 | 北京国电龙源环保工程有限公司 | Desulphurization and dust removal integrating flue gas purification device and method |
| CN205627478U (en) * | 2016-04-29 | 2016-10-12 | 陈聪 | Energy -conserving retort tail gas processing apparatus |
| CN206295748U (en) * | 2016-11-23 | 2017-07-04 | 北京中航天业科技有限公司 | Desulfurization and dedusting demisting minimum discharge device |
| CN107511005A (en) * | 2017-08-25 | 2017-12-26 | 浙江工业大学 | A kind of filter bag cleaner |
| US20180140991A1 (en) * | 2015-07-21 | 2018-05-24 | Huaneng Power International, Inc. | High-efficiency gradient hierarchy complex desulfurizing tower |
| CN108317532A (en) * | 2018-03-06 | 2018-07-24 | 浙江哲丰能源发展有限公司 | Coal-burning power plant's energy-saving emission-reducing apparatus |
| CN108905580A (en) * | 2018-08-13 | 2018-11-30 | 中国华电集团科学技术研究总院有限公司 | A kind of wet desulfuration tower configuring ridge type pallet |
-
2018
- 2018-12-26 CN CN201811601834.2A patent/CN109316890A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203540255U (en) * | 2013-07-26 | 2014-04-16 | 华北电力大学（保定） | Fume gas desulfurization defogging device in coal-fired power plant |
| CN104984633A (en) * | 2015-07-14 | 2015-10-21 | 北京国电龙源环保工程有限公司 | Desulphurization and dust removal integrating flue gas purification device and method |
| US20180140991A1 (en) * | 2015-07-21 | 2018-05-24 | Huaneng Power International, Inc. | High-efficiency gradient hierarchy complex desulfurizing tower |
| CN205627478U (en) * | 2016-04-29 | 2016-10-12 | 陈聪 | Energy -conserving retort tail gas processing apparatus |
| CN206295748U (en) * | 2016-11-23 | 2017-07-04 | 北京中航天业科技有限公司 | Desulfurization and dedusting demisting minimum discharge device |
| CN107511005A (en) * | 2017-08-25 | 2017-12-26 | 浙江工业大学 | A kind of filter bag cleaner |
| CN108317532A (en) * | 2018-03-06 | 2018-07-24 | 浙江哲丰能源发展有限公司 | Coal-burning power plant's energy-saving emission-reducing apparatus |
| CN108905580A (en) * | 2018-08-13 | 2018-11-30 | 中国华电集团科学技术研究总院有限公司 | A kind of wet desulfuration tower configuring ridge type pallet |
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Address after: 100039 room 901, 9 / F, building 1, yard 16, West Fourth Ring Middle Road, Haidian District, Beijing Applicant after: Guoneng Longyuan environmental protection Co.,Ltd. Address before: 100039 room 911, 1 building, 16 West Fourth Ring Road, Haidian District, Beijing. Applicant before: BEIJING GUODIAN LONGYUAN ENVIRONMENTAL ENGINEERING Co.,Ltd. |
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