CN106596188A - Combined slurry liquid drop capturing device - Google Patents
Combined slurry liquid drop capturing device Download PDFInfo
- Publication number
- CN106596188A CN106596188A CN201611175720.7A CN201611175720A CN106596188A CN 106596188 A CN106596188 A CN 106596188A CN 201611175720 A CN201611175720 A CN 201611175720A CN 106596188 A CN106596188 A CN 106596188A
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- China
- Prior art keywords
- base
- capturing device
- liquid droplet
- slurry drops
- combination type
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N2001/1006—Dispersed solids
- G01N2001/1012—Suspensions
- G01N2001/1018—Gas suspensions; Fluidised beds
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
A combined slurry liquid drop capturing device comprises an upper support, a base, fastening bolts, a rubber gasket, a liquid drop capturing bottle and a sampling nozzle. The combined slurry liquid drop capturing device has advantages that by ingenious jointing of the liquid drop capturing bottle and a sampling device, the content of slurry liquid drops in touch control of a smoke demister is determined according to a smoke dust testing method. Flue section point distribution and constant-speed tracking sampling in a slurry liquid drop sampling process are realized. In a wet desulfurization process, the combined slurry liquid drop capturing device is used for judging demisting effects of the demister.
Description
Technical field
The present invention relates to environmental conservation and environmental monitoring, fill further to a kind of trapping of combination type slurry drops
Put.
Background technology
Limestone-gypsum Wet Flue Gas Desulfurization Process technology, because of technical maturity, reliable, is the most extensive in current engineer applied
One of desulfurization technology.Operation principle be sulfur dioxide in flue gas with serosity in Calcium Carbonate and the air reaction life for blasting
Into Gypsum Fibrosum (CaSO4·2H2O).This kind of technical matters, the neat stress after desulfurization carry a large amount of droplets, it is necessary to go out on absorption tower
Defogging equipment is installed to remove at mouthful.Demister directly influences the normal operation of flue gas heat-exchange unit (GGH) except the quality of fog effect,
During except fog effect difference, the fouling and corrosion of desulphurization system back-end ductwork equipment can be accelerated, so as to increase GGH resistances.Demister goes out
Slurry drops content size in mouth flue gas, is to judge that demister, except the foundation of fog effect quality, is the one of desulphurization system Performance Assessment
Individual important indicator, general desulphurization system, in design demister exiting flue gas, slurry drops carrying amount is no more than 75mg/m3(mark
It is dry), it is possible to accurately and reliably measuring slurry drops content in demister exiting flue gas, complete desulphurization system Performance Assessment
Indispensable technology.
The evaluation of slurry drops carrying amount in flue gas, using Mg2+Tracing exploration carries out slurry drops carrying amount in test flue gas.
The sampling of slurry drops, layouted using gridding in flue, constant speed tracking sampling it is the most reasonable.Gridding is layouted with reference to GB/
T16157-1996《In Concentration in Fixed Pollutants Source, particulate matter is determined and the gaseous contaminant method of sampling》Related request is performed.
There are the following problems for the sample mode of prior art：
(1) sample using in flue, slurry drops are directly entered liquid droplet capture bottle, middle without sample lines, gas circuit, the sampling
Increase sampling error.
(2) slurry drops capturing device can be installed on the front end of existing flue dust probe tube (smoke dust sampling gun), without the need for increasing
Unnecessary configuration can realize gridding layout, constant speed tracking sampling, but demister outlet sampling flue cross section product it is often larger,
Grid Sampling is realized, longer special probe tube need to be equipped with.Slurry drops capturing device can be docked with existing flue dust probe tube.
(3) to prevent slurry drops from condensing in sampling gun and gas path pipe, sampling gun and gas path pipe all design with plus
Thermal, during ensureing to sample, the temperature of sampling gun and gas path pipe is in 100～110 DEG C of scopes.And demister outlet sampling cigarette
Road sectional area is often larger, Grid Sampling to be realized, need to be equipped with longer sampling gun and pipeline with heater, and this is difficult to
Realize.The method has three drawbacks, first, some slurry drops is understood in sampling gun and gas path pipe and being condensed or being lost；Its
Two, sampling flue cross section product cannot realize that gridding is layouted when larger；Third, equipment is heavy, and price is high.Execute-in-place is not
It is convenient, and be difficult to be widely used.
The content of the invention
(1) technical problem to be solved
In view of this, it is an object of the invention to provide a kind of slurry drops capturing device, to solve in above-mentioned prior art
At least one technical problem.
(2) technical scheme
The present invention provides a kind of combination type slurry drops capturing device, including upper bracket, base and liquid droplet capture bottle, wherein institute
The side for stating liquid droplet capture bottle opens up sampling mouth, and bottom opens up gas outlet；The base and upper bracket coordinate fixed institute from two ends
Liquid droplet capture bottle is stated, the bottom of the liquid droplet capture bottle is embedded in the base, and the upper end of the liquid droplet capture bottle is embedded on described
Support, and the base is fixedly connected with upper bracket；And the base is hollow structure, a termination of hollow structure is described
Gas outlet, the other end are configured to connect a sampler.
Further, the base is fixedly connected mode to rivet with upper bracket, and the upper bracket includes two extension bars,
The extension bar end has external screw thread, and the base has a through hole penetrated for extension bar respectively comprising both sides, passes portion
Divide and riveted by bolt.
Further, the first sealing gasket is provided between the upper end of the liquid droplet capture bottle and the upper bracket.
Further, the first sealing gasket is provided between the bottom of the liquid droplet capture bottle and the base.
Further, first sealing gasket and the second sealing gasket are circular rubber blanket.
Further, what the base side was symmetrical offers symmetrical bulge-structure, and the center of the bulge-structure connects
Wiring direction opens up direction perpendicular to liquid droplet capture bottle sampling mouth.
Further, the bulge-structure is ear shape structure.
Further, the other end of hollow structure there are various external thread structures with various sizes of sampler pair
Connect.
Further, the base and upper bracket are prepared from by metal material.
Further, the through hole is provided with inside the bulge-structure.
(3) beneficial effect
By above-mentioned technical proposal, it can be seen that beneficial effect of the slurry drops capturing device of the present invention compared to prior art
It is really：
(1) the outer slurry drops sampling of flue is compared, the present invention prevents slurry drops from condensing in sampling gun and gas path pipe, makes to adopt
The more standby representative, verity of the sample for collecting；And slurry drops sample devicess are bulky outward to compare flue, price is high,
Not readily portable, this device volume is little easily portable.
(2) by docking with sampler (such as flue dust probe tube), realize constant speed in the flue of slurry drops and flue dust
Tracking sampling.
(3) liquid droplet capture bottle can effectively be fixed and be protected to the sampling apparatuses, and it can be suction nozzle that base adopts the design of ear shape
Direction provides reference, and in solving traditional liquid droplet capture bottle sampling process, shortage protection is frangible, and liquid droplet capture bottle suction nozzle direction is difficult
With it is parallel with flue gas the problems such as.
Description of the drawings
Fig. 1 is the combination type slurry drops capturing device assembling schematic diagram of one embodiment of the invention.
Fig. 2 is the combination type slurry drops capturing device exploded perspective view of one embodiment of the invention
Fig. 3 is the schematic cross-section of liquid droplet capture bottle in Fig. 1.
Fig. 4 is the structural representation of base in Fig. 1.
Specific embodiment
To make the object, technical solutions and advantages of the present invention become more apparent, below in conjunction with specific embodiment, and reference
Accompanying drawing, the present invention is described in further detail.In the description, same or analogous drawing reference numeral indicates same or similar
Part.It is following the explanation of embodiment of the present invention to be intended to explain the present general inventive concept of the present invention referring to the drawings,
And be not construed as limiting a kind of of the present invention.
Basic conception of the invention, there is provided a kind of combination type slurry drops capturing device, the device is cleverly by drop
Trapping bottle is docked with flue dust probe tube, determines slurry drops content in flue gas demister touch-control using tobacco damping-off method.Slurry drops
Realize in sampling process flue cross section layout, constant speed tracking sampling.In wet desulfurizing process, can be used for judging demister
Demisting excellent effect.Liquid droplet capture bottle can effectively be fixed and be protected to the sampling apparatuses, and it can be air inlet that base adopts the design of ear shape
Mouth direction provides reference, lacks and protect frangible, liquid droplet capture bottle suction nozzle direction in solving traditional liquid droplet capture bottle sampling process
The problems such as being difficult to parallel with flue gas.
Fig. 1 and Fig. 2 are that the combination type slurry drops capturing device assembling schematic diagram of one embodiment of the invention and blast are shown respectively
It is intended to.Embodiments provide a kind of combination type slurry drops capturing device, including upper bracket 1, base 3 and liquid droplet capture bottle
2。
Base 3 and upper bracket 1 coordinate the fixation liquid droplet capture bottle 2, the embedded base in bottom of liquid droplet capture bottle 2 from two ends
3, the upper end of liquid droplet capture bottle 2 is embedded in upper bracket 1, and base 4 is fixedly connected with upper bracket 2.
The integral structure consisted of upper bracket 1, base 3, liquid droplet capture bottle 2, can effectively fix and protect drop
Trapping bottle 2, and do not increase the air-flow of 2 sampling mouth of interference liquid droplet capture bottle.
Concrete explanation is carried out to each part below with reference to accompanying drawing.
With reference to Fig. 1-Fig. 3, the liquid droplet capture bottle 2 of the embodiment of the present invention is a glass structures, a generally column construction,
Inner hollow, internal to include spiral precipitation equipment (condensing tube), the side of 2 column construction of liquid droplet capture bottle offers sampling mouth 21
(being for example shaped as cylindricality), the environmental communication of the sampling mouth and flue gas to be collected, the flue gas of external environment condition pass through the sampling mouth 21
Into in liquid droplet capture bottle 2.Gas outlet 22 is offered in the bottom of liquid droplet capture bottle, the drop after condensing tube condensation is from this
Discharge gas outlet 22.
Wherein, arrange between the upper end of liquid droplet capture bottle 2 and upper bracket 1 and can be provided with the first sealing gasket 5, to ensure drop
Trapping bottle 2 and upper bracket 1 go out between air-tightness.The first further preferred sealing gasket 4 can be ring-shaped rubber pad, Ke Yiyu
The shape of both upper bracket and liquid droplet capture bottle is fully matched, it is ensured that its sealing effectiveness.
As for the further construction of liquid droplet capture bottle 2, in " GBT 21508-2008 coal-fired flue gas desulfurizations equipment performance test
It is expressly recited in method " Appendix D, not as our claim content.
Fig. 4 is the structural representation of base in Fig. 1.The base 3 be hollow structure, hollow structure one termination described in go out
QI KOU 22, the other end are configured to connect a sampler.The sampler can be the sampler of multiple use, for example, apply
The measure of slurry drops content in flue gas desulfurization device performance test is conveniently related to flue gas.Specifically can sample for a flue dust
Pipe.
Base 3 closely can be connected with the gas outlet 22 of liquid droplet capture bottle, be embedded in base, and this is embedded in and refers to the base
At least combine closely with the bottom of the liquid droplet capture bottle, to fix the bottom.
Second sealing gasket 4 can also be set between the bottom of base 3 and liquid droplet capture bottle 2, to ensure 22 He of gas outlet
Air-tightness between base one end 31.The second further preferred sealing gasket 4 can be ring-shaped rubber pad, can be with base and liquid
The shape of both drop trapping bottles is fully matched, it is ensured that its sealing effectiveness.In the application of liquid droplet capture bottle scene, by outdoor temperature bar
It is put under part in the higher pipeline of temperature (flue), is affected by flatulence of heat type condensate reason characteristic, volume is more big changes.Support,
The rubber blanket that base is respectively embedded into can reduce between the upper bracket of the liquid droplet capture bottle and metal material of glass material, base because swollen
The stress change that swollen coefficient difference is caused.
Base 3 can also include various helicitic textures, can respectively with the flue dust probe tube using No. 1, No. 2, No. 3 filter cylinder
Docking.No. 1, No. 2 and No. 3 above-mentioned filter cylinder is that the most frequently used 3 kind helicitic texture is：No. 1 filter cylinder M38x1.5；No. 2 filter cylinders
M34x1.5；No. 3 filter cylinder M34x1.5.Slurry drops capturing device can complete the sampling of slurry drops after docking with sampler, and
The sampling of slurry drops, flue dust is carried out simultaneously can.Can utilize flue dust probe tube pitot tube, realize slurry drops, flue dust etc.
Fast tracking sampling.
Above-mentioned base 3 is fixedly connected mode with upper bracket 1 can include two extension bars, institute for riveting, the upper bracket 1
State extension bar end and there is external screw thread, the through hole that the base is penetrated with an extension bar respectively comprising both sides passes part
Riveted by bolt 6.Shown in Fig. 4, base side can be symmetrical with bulge-structure 32, the center of the bulge-structure 32
Connecting line direction opens up direction perpendicular to liquid droplet capture bottle sampling mouth 21.Specifically, bulge-structure is ear shape structure.The remebrance
The through hole passed for the extension bar of upper bracket 1 is provided with structure.Air inlet can be determined by observing base in practical application
Mouth direction.It is described in detail below：The structure that upper bracket 1, base 3, bolt 6, the first and second sealing gaskets are constituted can be by drop
Trapping bottle 2 is fixedly secured, and the sampling of liquid droplet capture bottle 2 mouth direction is vertical with the ear shape bulge-structure of base.
Base 3 can also include various helicitic textures, can respectively with the flue dust probe tube using No. 1, No. 2, No. 3 filter cylinder
Docking.Can pass through to change the size of base 3, adapt to various sizes of liquid droplet capture bottle.
Docked with smoke dust sampling gun by using this slurry drops capturing device, using the movement characteristic phase of slurry drops and flue dust
Seemingly, the sampling of slurry drops in demister exiting flue gas and measurement are carried out with reference to smoke dust sampling and method of testing, specification, perfect slurry
The test of drop.In slurry drops sampling, prediction each point flue gas flow rate is realized, record sampling time, cigarette temperature, flue gas are containing wet
Amount, suction pressure etc., are truly realized the isokinetic sampling of slurry drops.
Particular embodiments described above, has been carried out to the purpose of the present invention, technical scheme and beneficial effect further in detail
Describe in detail bright, it should be understood that the foregoing is only the specific embodiment of the present invention, be not limited to the present invention, it is all
Within the spirit and principles in the present invention, any modification, equivalent substitution and improvements done etc. should be included in the protection of the present invention
Within the scope of.
Claims (10)
1. a kind of combination type slurry drops capturing device, including upper bracket, base and liquid droplet capture bottle, it is characterised in that：
The side of the liquid droplet capture bottle opens up sampling mouth, and bottom opens up gas outlet；
The base and upper bracket coordinate the fixation liquid droplet capture bottle from two ends, and the bottom of the liquid droplet capture bottle is embedded described
Base, the upper end of the liquid droplet capture bottle are embedded in the upper bracket, and the base is fixedly connected with upper bracket；
And the base is hollow structure, and the termination gas outlet of hollow structure, the other end are configured to connect a sampling
Device.
2. combination type slurry drops capturing device according to claim 1, it is characterised in that the base is fixed with upper bracket
Connected mode is riveting, and the upper bracket includes two extension bars, and the extension bar end has external screw thread, and the base is included
Both sides have a through hole penetrated for extension bar respectively, pass part and are riveted by bolt.
3. combination type slurry drops capturing device according to claim 1, it is characterised in that the upper end of the liquid droplet capture bottle
The first sealing gasket is provided between the upper bracket.
4. combination type slurry drops capturing device according to claim 1, it is characterised in that the bottom of the liquid droplet capture bottle
The second sealing gasket is provided between the base.
5. the combination type slurry drops capturing device according to claim 3 or 4, it is characterised in that first sealing gasket and
Second sealing gasket is circular rubber blanket.
6. combination type slurry drops capturing device according to claim 2, it is characterised in that the base side is symmetrical to be opened
Symmetrical bulge-structure is provided with, the central junction line direction of the bulge-structure is perpendicular to the liquid droplet capture bottle sampling mouth side of opening up
To.
7. combination type slurry drops capturing device according to claim 2, it is characterised in that the bulge-structure is ear shape knot
Structure.
8. combination type slurry drops capturing device according to claim 2, it is characterised in that the other end of hollow structure has
Various external thread structures are docking with various sizes of sampler.
9. combination type slurry drops capturing device according to claim 2, it is characterised in that the base and upper bracket are by gold
Category material is prepared from.
10. combination type slurry drops capturing device according to claim 6, it is characterised in that set inside the bulge-structure
There is the through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611175720.7A CN106596188A (en) | 2016-12-16 | 2016-12-16 | Combined slurry liquid drop capturing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611175720.7A CN106596188A (en) | 2016-12-16 | 2016-12-16 | Combined slurry liquid drop capturing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106596188A true CN106596188A (en) | 2017-04-26 |
Family
ID=58599410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611175720.7A Pending CN106596188A (en) | 2016-12-16 | 2016-12-16 | Combined slurry liquid drop capturing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106596188A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106996883A (en) * | 2017-06-07 | 2017-08-01 | 国网山西省电力公司电力科学研究院 | Desulphurization for Coal-fired Power Plant equipment performance tests flue gas droplet sampling apparatus and the method for sampling |
| CN111366422A (en) * | 2020-03-13 | 2020-07-03 | 国电环境保护研究院有限公司 | Method and device for testing slurry fog drops of wet desulphurization system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106996883A (en) * | 2017-06-07 | 2017-08-01 | 国网山西省电力公司电力科学研究院 | Desulphurization for Coal-fired Power Plant equipment performance tests flue gas droplet sampling apparatus and the method for sampling |
| CN111366422A (en) * | 2020-03-13 | 2020-07-03 | 国电环境保护研究院有限公司 | Method and device for testing slurry fog drops of wet desulphurization system |
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Application publication date: 20170426 |