CN208943660U - A kind of air swirl dedusting demisting experiment tower - Google Patents
A kind of air swirl dedusting demisting experiment tower Download PDFInfo
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- CN208943660U CN208943660U CN201821432091.6U CN201821432091U CN208943660U CN 208943660 U CN208943660 U CN 208943660U CN 201821432091 U CN201821432091 U CN 201821432091U CN 208943660 U CN208943660 U CN 208943660U
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- tower
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- demister
- dedusting
- experiment tower
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Abstract
It include experiment tower ontology, and the dedusting demister system for being respectively arranged at experiment tower ontology upper end and the spray system for being set to experiment tower ontology lower end the utility model discloses a kind of air swirl dedusting demisting experiment tower；The bottom end of experiment tower ontology is provided with into cigarette flue, includes smoke inlet and blower into cigarette flue, and the top of experiment tower ontology is provided with exit flue；Dedusting demister system includes being arranged in parallel in the intrinsic more set cyclone demisters of experiment tower；It is located at below cyclone demister on the experiment tower ontology and offers multiple first thieff hatch, multiple second thieff hatch is offered above cyclone demister；Spray system includes the cyclic water tank for being set to the intrinsic spray tube of experiment tower, being set to experiment tower body exterior, cyclic water tank is connected to the bottom of experiment tower ontology by the water pipe that flows back, it is connected between cyclic water tank and the spray tube by water inlet pipe, is provided with water circulating pump on the water inlet pipe.
Description
Technical field
The utility model belongs to removing sulfur, dust and fog from flue gas equipment technical field, and in particular to a kind of air swirl dedusting removes
Mist tests tower.
Background technique
Dust can be divided into two parts in flue gas after coal unit wet desulphurization, and a part is not taken off in flue gas
Washing the dust particles that get off, (this part is the dust content that desulfurization entrance requires, and ultra-clean generally requires entrance in 30mg/ now
Nm3Below), another part is the slurries droplet that flue gas carries.
General demister cannot remove the dust particles in flue gas, and main cause is the ultimate separation partial size of demister
Too big, two-stage ridge type demister limit grain diameter is 22~24 μm or so, and stage high-effective ridge type demister limit grain diameter is 19
~20 μm or so, since dustiness of the current coal unit to desulfurization entrance is more demanding, therefore enter the dust grain of desulphurization system
Diameter is smaller, and range is in 0~20um or so, less than the limit grain diameter of ridge demister, therefore cannot be trapped by its siding, with cigarette
Air-flow goes out.The cyclone demister of my company research and development can reach 98% removal effect to the dust particles of 10 μm of partial sizes, and to 1~
10 μm of particles can reach 85% removal effect (data that smoothness simulation obtains).
And in R&D process, it needs to simulate the working environment of cyclone dedusting demister, tests the work of dedusting demister
Performance, experiment porch constantly test adjustment, determine the blade angle of cyclone demister, spacing, the critical dimensions such as diameter, most
Pass through a large amount of practical implementation afterwards and continuously improve, to realize the ultra-clean requirement of desulphurization system dust.Therefore it needs
The experimental facilities for designing a set of removing sulfur, dust and fog from flue gas, by simulating the situation of desulphurization system, assessment cyclone demister
Fog removal performance, so that the parameters to demister adjust.
Utility model content
The purpose of this utility model is to provide a kind of designs rationally, analog restores removing sulfur, dust and fog from flue gas process
Air swirl dedusting demisting tests tower.
To achieve the above object, the utility model provides the following technical solutions: a kind of air swirl dedusting demisting experiment tower
Including experiment tower ontology, and it is respectively arranged at the dedusting demister system of experiment tower ontology upper end and is set under experiment tower ontology
The spray system at end；The bottom end of the experiment tower ontology is provided with into cigarette flue, includes smoke inlet and blower, reality into cigarette flue
The top for testing tower ontology is provided with exit flue, and exit flue includes exhanst gas outlet；The dedusting demister system is set including parallel connection
It is placed in the intrinsic more set cyclone demisters of experiment tower；It is offered below cyclone demister on the experiment tower ontology more
A first thieff hatch offers multiple second thieff hatch above cyclone demister；The spray system includes being set to
The intrinsic spray tube of experiment tower, the cyclic water tank for being set to experiment tower body exterior, the cyclic water tank and experiment tower ontology
Bottom by reflux water pipe connection, be connected between cyclic water tank and the spray tube by water inlet pipe, set on the water inlet pipe
It is equipped with water circulating pump.
Preferably, the cyclone demister includes eddy flow cylinder and the multiple eddy flows being arranged in series in eddy flow cylinder.
Preferably, the eddy flow attached bag includes impeller shaft, is circumferentially equidistantly fixedly installed several swirl vanes along impeller shaft.
Preferably, the tilt angle of the swirl vane and horizontal plane is 20-35 °, the axis runout impeller of swirl vane
The eccentric angle of axis radial direction is 25-40 °.
Preferably, the material of the eddy flow cylinder is transparent organic glass.
Preferably, multiple nozzles are evenly arranged on the spray tube.
Preferably, regulating valve is provided on the reflux water pipe.
Preferably, the quantity of the cyclone demister is 4 sets.
Preferably, the quantity that eddy flow is arranged in every set cyclone demister is 4.
Compared with prior art, the utility model has the beneficial effects that 1, by setting experiment tower ontology, dedusting demisting system
System and spray system, the process of simulation reduction flue gas desulfurization, experimental data have reference significance, can be according to experimental data to cyclone
The parameter and critical size of demister make guidance and adjustment；2, the flue gas composition before and after demisting can be carried out in experimentation real
When sample and detection, assessment is made to the fog removal performance of cyclone demister；3, eddy flow cylinder uses transparent organic glass, is convenient for
Observe the demisting state of cyclone demister.
Detailed description of the invention
Fig. 1 is the structural schematic diagram according to a preferred embodiment of the utility model；
Fig. 2 is the structural schematic diagram according to cyclone demister in a preferred embodiment of the utility model；
Fig. 3 is the structural schematic diagram according to eddy flow in a preferred embodiment of the utility model.
In figure: 1, smoke inlet；2, blower；3, regulating valve；4, flow back water pipe；5, cyclic water tank；6, water circulating pump；7, into
Cigarette flue；8, spray tube；9, water inlet pipe；10, the first thieff hatch；11, the second thieff hatch；12, cyclone demister；13, smoke evacuation cigarette
Road；14, exhanst gas outlet；15, eddy flow cylinder；16, eddy flow；17, impeller shaft；18, swirl vane.
Specific embodiment
The preferred embodiment that the utility model is described below in conjunction with attached drawing, to one preferred embodiment of the utility model
In technical solution be clearly and completely described.
- Fig. 3 referring to Figure 1, the utility model includes experiment tower ontology, and is respectively arranged at experiment tower ontology upper end
Dedusting demister system and the spray system for being set to experiment tower ontology lower end.
The bottom end of the experiment tower ontology is provided with into cigarette flue 7, includes smoke inlet 1 and blower 2 into cigarette flue 7, real
The top for testing tower ontology is provided with exit flue 13, and exit flue 13 includes exhanst gas outlet 14, and the flue is square flue.
The dedusting demister system includes being arranged in parallel in the intrinsic more set cyclone demisters 12 of experiment tower；The experiment
Lower section on tower ontology positioned at cyclone demister 12 offers multiple first thieff hatch 10, and the top positioned at cyclone demister 12 is opened
Equipped with multiple second thieff hatch 11.The core that the dedusting demister system in tower is experimental system is tested, defogging effect is risen
Conclusive effect, be respectively arranged with 2 layers on the square flue above and below dedusting demister system, every layer of difference 4 sampling
Hole, so that the flue gas composition before and after dedusting demisting is sampled and measured.
The spray system includes being set to the intrinsic spray tube 8 of experiment tower, being set to following for experiment tower body exterior
Ring water tank 5, the cyclic water tank 5 are connected to the bottom of experiment tower ontology by the water pipe 4 that flows back, cyclic water tank 5 and the spray
It is connected between pipe 8 by water inlet pipe 9, is provided with water circulating pump 6 on the water inlet pipe 9.
In the present embodiment, the cyclone demister includes eddy flow cylinder 15 and is arranged in series multiple in eddy flow cylinder 15
Eddy flow 16；Eddy flow 16 includes impeller shaft 17, is circumferentially equidistantly fixedly installed several swirl vanes along impeller shaft 17
18；The tilt angle of the swirl vane 18 and horizontal plane is 20-35 °, and the axis runout impeller shaft 17 of swirl vane 18 is radial
Eccentric angle be 25-40 °.
In the present embodiment, the material of the eddy flow cylinder 15 is transparent organic glass, convenient for observation cyclone demister 12
Demisting state.
In the present embodiment, multiple nozzles are evenly arranged on the spray tube 8.
In the present embodiment, regulating valve 3 is provided on the reflux water pipe 4.
In the present embodiment, the quantity of the cyclone demister 12 is 4 sets, and eddy flow 16 is arranged in every set cyclone demister 12
Quantity be 4, i.e., 4 every layer, totally 16 eddy flows 16 forms.Different number can also be installed according to different requirement of experiment
Cyclone demister 12.
The working principle of the utility model is: flue gas, which is passed through after being pressurizeed by blower 2 into cigarette flue 7, enters experiment tower, recycling
Under the action of water pump 6, the water in cyclic water tank 5 is sprayed through water inlet pipe 9 by spray tube 8, and the bottom-up flowing of flue gas is with spray
Entrained drip enters the progress demisting of cyclone demister 12 after the water contact that system sprays, and flue gas is discharged through exit flue 13 after demisting；
Since the droplet that gravity is removed is collected by tower bottom sink and flows into cyclic water tank 5 through reflux water pipe 4；In experimentation, respectively
It is sampled from the first thieff hatch 10 and the second thieff hatch 11, measurement removes dedusting by the component of flue gas before and after dedusting demister system
The fog removal performance of mist system makes assessment.
Experimental data shows that the particulate matter part in removal flue gas relies primarily on the de- of desulfurizing tower spraying layer and washes (by big
Measure live practical experience, conservative estimation, the 35mg/Nm of entrance3Dust particles can be reduced to 8~9mg/ after through spray
Nm3, using cyclone dedusting demister, dust concentration can be reduced to 2~3mg/Nm3)；Removal droplet then relies on catching for demister
Integrate (flue dust carry droplet through pneumatic high-effective dust-removing demister escape after caused by dust increment as 0.58mg/Nm3~0.74mg/
Nm3).Namely theoretically, desulfurizing tower outlet particulate matter total content is 2.58~3.74mg/Nm3.It is small to fully meet ultra-clean discharge
In 5mg/Nm3Requirement.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (9)
1. a kind of air swirl dedusting demisting tests tower, it is characterised in that: including experiment tower ontology, and be respectively arranged at experiment
The dedusting demister system of tower ontology upper end and the spray system for being set to experiment tower ontology lower end；
The bottom end of the experiment tower ontology is provided with into cigarette flue (7), includes smoke inlet (1) and blower into cigarette flue (7)
(2), the top for testing tower ontology is provided with exit flue (13), and exit flue (13) includes exhanst gas outlet (14)；
The dedusting demister system includes being arranged in parallel in intrinsic more sets cyclone demister (12) of experiment tower；The experiment tower
It is located at below cyclone demister (12) on ontology and offers multiple first thieff hatch (10), is located at the upper of cyclone demister (12)
Side offers multiple second thieff hatch (11)；
The spray system includes the circulation for being set to the experiment intrinsic spray tube of tower (8), being set to experiment tower body exterior
Water tank (5), the cyclic water tank (5) are connected to the bottom of experiment tower ontology by reflux water pipe (4), cyclic water tank (5) and institute
It states and is connected between spray tube (8) by water inlet pipe (9), be provided with water circulating pump (6) on the water inlet pipe (9).
2. air swirl dedusting demisting according to claim 1 tests tower, it is characterised in that: the cyclone demister includes
Eddy flow cylinder (15) and the multiple eddy flows being arranged in series in eddy flow cylinder (15) are sub (16).
3. air swirl dedusting demisting according to claim 2 tests tower, it is characterised in that: the eddy flow (16) includes
Impeller shaft (17) is circumferentially equidistantly fixedly installed several swirl vanes (18) along impeller shaft (17).
4. air swirl dedusting demisting according to claim 3 tests tower, it is characterised in that: the swirl vane (18) with
The tilt angle of horizontal plane is 20-35 °, and the eccentric angle of axis runout impeller shaft (17) radial direction of swirl vane (18) is 25-
40°。
5. testing tower according to the described in any item air swirl dedusting demistings of claim 2-4, it is characterised in that: the swirl cylinder
The material of body (15) is transparent organic glass.
6. air swirl dedusting demisting according to claim 1 tests tower, it is characterised in that: on the spray tube (8)
It is even to be provided with multiple nozzles.
7. air swirl dedusting demisting according to claim 1 tests tower, it is characterised in that: on the reflux water pipe (4)
It is provided with regulating valve (3).
8. air swirl dedusting demisting according to claim 1 tests tower, it is characterised in that: the cyclone demister (12)
Quantity be 4 sets.
9. air swirl dedusting demisting according to claim 1 tests tower, it is characterised in that: every set cyclone demister (12)
The quantity of middle setting eddy flow (16) is 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821432091.6U CN208943660U (en) | 2018-09-03 | 2018-09-03 | A kind of air swirl dedusting demisting experiment tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821432091.6U CN208943660U (en) | 2018-09-03 | 2018-09-03 | A kind of air swirl dedusting demisting experiment tower |
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| CN208943660U true CN208943660U (en) | 2019-06-07 |
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| CN201821432091.6U Expired - Fee Related CN208943660U (en) | 2018-09-03 | 2018-09-03 | A kind of air swirl dedusting demisting experiment tower |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112569697A (en) * | 2019-09-30 | 2021-03-30 | 大唐环境产业集团股份有限公司 | Multistage combined tubular defroster |
| CN112717606A (en) * | 2020-12-07 | 2021-04-30 | 山东中航天业科技有限公司 | Flue gas condensation, dust removal and demisting device for sintering machine |
| CN114191943A (en) * | 2021-11-19 | 2022-03-18 | 郑州世峰节能科技有限公司 | Centrifugal purification module and filament cutter purification device |
-
2018
- 2018-09-03 CN CN201821432091.6U patent/CN208943660U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112569697A (en) * | 2019-09-30 | 2021-03-30 | 大唐环境产业集团股份有限公司 | Multistage combined tubular defroster |
| CN112569697B (en) * | 2019-09-30 | 2024-10-15 | 大唐环境产业集团股份有限公司 | Multistage combined type tubular demister |
| CN112717606A (en) * | 2020-12-07 | 2021-04-30 | 山东中航天业科技有限公司 | Flue gas condensation, dust removal and demisting device for sintering machine |
| CN112717606B (en) * | 2020-12-07 | 2022-07-05 | 山东中航天业科技有限公司 | Flue gas condensation, dust removal and demisting device for sintering machine |
| CN114191943A (en) * | 2021-11-19 | 2022-03-18 | 郑州世峰节能科技有限公司 | Centrifugal purification module and filament cutter purification device |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190607 Termination date: 20210903 |
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| CF01 | Termination of patent right due to non-payment of annual fee |