CN205898520U - Portable automatic sampling device of SO3 in thermal power plant's flue gas - Google Patents
Portable automatic sampling device of SO3 in thermal power plant's flue gas Download PDFInfo
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- CN205898520U CN205898520U CN201620813523.2U CN201620813523U CN205898520U CN 205898520 U CN205898520 U CN 205898520U CN 201620813523 U CN201620813523 U CN 201620813523U CN 205898520 U CN205898520 U CN 205898520U
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- casing
- snakelike
- absorption tube
- pipeline
- portable automatic
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Abstract
The utility model discloses a portable automatic sampling device of SO3 in thermal power plant's flue gas, including setting up water bath thermostated container, droplet separator, the vacuum pump in the box and setting up the sampling rifle in the flue, be provided with snakelike absorption tube in the water bath thermostated container, pipe connection sampling rifle is passed through to the one end of snakelike absorption tube, and the other end of snakelike absorption tube stretches into droplet separator through the pipeline that passes water bath thermostated container top inside, the pipe connection vacuum pump is passed through on droplet separator's top, has the flowmeter through the pipe connection between the gas vent of vacuum pump and box lower extreme. The utility model discloses utilizing integrated automatic acquisition device, having reduced artificial error, the measurement personnel of being convenient for carries, has improved the accuracy that work efficiency and SO3 gathered to reliable assurance is provided for the follow -up SO3 concentration detection result that obtains is more accurate, stable.
Description
Technical field
The utility model is related to Flue Gas Denitration Technology of Coal-buming Power Plant field, so in specifically a kind of coal steam-electric plant smoke3Portable
Automatic sampling device.
Background technology
With the pay attention to day by day to power environment protection for the country, selective catalytic reduction (scr) gas denitrifying technology is in the whole nation
Thermal power generation unit has obtained comprehensive popularization and utilization.But so in scr denitrification apparatus running, in flue gas at present2
There is part can change into so under denitrating catalyst effect3, so of generation3Easily react with the nh3 that sprays in denitrification process and form ammonium
Salt sticks on lower flow device air preheater heat exchanger fin, so that air preheater produces fouling, corrosion etc. on heat exchange hardware and asks
Topic, ultimately results in the phenomenons such as pressure drop rise in air preheater, heat exchange efficiency reduces, and blocking results even in air-introduced machine and loses when serious
Speed, thus threaten the safe and stable operation of unit.Therefore, accurately measure so in flue gas3Concentration, provides for air preheater safe operation
Accurately foundation has great importance.
Flue gas so in domestic coal-burning power plant denitrification apparatus at present3Detection method mainly adopts dl/t998-2006 " lime
Stone-gypsum wet flue gas desulfurizing device performance acceptance test specification " in so in flue gas in annex a3Mensure, the method mainly asks
Topic is so in flue gas3Sampling collection process is more complicated, and manual steps are many, easily cause so3Sampling process produces deviation,
Thus leading to so3Concentration Testing is inaccurate.
Utility model content
The purpose of this utility model is to provide so in a kind of coal steam-electric plant smoke3Portable Automatic sampler, to solve
The problem proposing in above-mentioned background technology.
For achieving the above object, the following technical scheme of the utility model offer:
So in a kind of coal steam-electric plant smoke3Portable Automatic sampler, including the constant temperature water box being arranged in casing, liquid
Drip separator, vavuum pump and be arranged on sampling gun in flue, described constant temperature water box is arranged on the left of box house, described
Liquid drop separator is arranged in the middle of box house, and described vavuum pump is arranged on the right side of chest portion, setting in described constant temperature water box
There is snakelike absorption tube, one end of snakelike absorption tube connects sampling gun by pipeline, and the pipeline being connected with snakelike absorption tube is successively
Through the top of constant temperature water box and the top of casing, the other end of snakelike absorption tube is by the pipe through constant temperature water box top
Road stretches into inside liquid drop separator, and the top of described liquid drop separator connects vavuum pump by pipeline, and the lower end of described casing is right
Side is provided with exhaust outlet, is connected with flowmeter by pipeline between vavuum pump and exhaust outlet.
As further program of the utility model: be provided with discharge outlet on the left of the lower end of described casing.
As further program of the utility model: be additionally provided with thermometer in described flowmeter.
As further program of the utility model: be provided with atmospheric pressure meter in described casing.
As the utility model further scheme: described flowmeter, thermometer and atmospheric pressure meter are both connected to control
On device processed, controller is arranged on the statistical software operating platform on casing top.
Compared with prior art, the beneficial effects of the utility model are:
The utility model utilizes integrated automatic acquisition device, decreases human error, is easy to testing staff and carries, and improves
Operating efficiency and so3The accuracy of collection, and so for subsequently obtaining3Concentration Testing result is more accurately, stably providing can
By ensureing.The utility model flue gas so be applied to equipment for denitrifying flue gas3Field sampling.
Brief description
Fig. 1 is flue gas so3The structural representation of automatic sampling device.
In figure: 1- flue；2- sampling gun；3- constant temperature water box；4- discharge outlet；The snakelike absorption tube of 5-；6- liquid drop separator；
7- vavuum pump；8- atmospheric pressure meter；9- flowmeter；10- exhaust outlet；11- statistical software operating platform；12- casing.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely description is it is clear that described embodiment is only a part of embodiment of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of making creative work
The every other embodiment being obtained, broadly falls into the scope of the utility model protection.
Refer to Fig. 1, in the utility model embodiment, so in a kind of coal steam-electric plant smoke3Portable Automatic sampler, bag
Include the constant temperature water box 3 being arranged in casing 12, liquid drop separator 6, vavuum pump 7 and be arranged on sampling gun 2 in flue 1,
Sampling gun 2 has in heating function and rifle and is furnished with flue filtering material, prevents dust from entering；Constant temperature water box 3 is arranged on casing
12 inside left, liquid drop separator 6 is arranged on casing 12 bosom, and vavuum pump 7 is arranged on casing 12 inner right side, and water-bath is permanent
Be provided with snakelike absorption tube 5 in incubator 3, one end of snakelike absorption tube 5 connects sampling gun 2 by pipeline, and with snakelike absorption tube 5
The pipeline connecting sequentially passes through the top of constant temperature water box 3 and the top of casing 12, the other end of snakelike absorption tube 5 pass through through
The pipeline on constant temperature water box 3 top stretches into inside liquid drop separator 6, and the top of liquid drop separator 6 connects vavuum pump by pipeline
7, it is provided with exhaust outlet 10 on the right side of the lower end of casing 12, on the left of the lower end of casing 12, be provided with discharge outlet 4, vavuum pump 7 and exhaust outlet
Between 10, flowmeter 9 is connected with by pipeline, is additionally provided with thermometer in flowmeter 9, in casing 12, is provided with atmospheric pressure meter 8.
Flowmeter 9, thermometer and atmospheric pressure meter 8 are all connected with the controller, and controller is arranged on the statistical software on casing 12 top
On operating platform 11.
Specific implementation step of the present utility model is as follows:
(1) will be prepared in advance two totally anhydrous snakelike absorption tube 555 connect, and will be connected with high temperature resistant silicon sebific duct
Good snakelike absorption tube two ends are connected with sampling gun 2 and liquid drop separator 6 respectively；
(2) the snakelike absorption tube 5 of series connection is put to flue gas so3Constant water bath box 3 in absorption system, to constant water bath box
3 add water to and flood snakelike absorption tube 5, and in heated constant temperature water bath 3, water to more than 60 DEG C and keeps constant temperature；
(3) be furnished with flue filtering material in sampling gun 2(sampling gun, described filtering material be one kind not with flue gas generationization
Learn reaction and resistant to elevated temperatures activated carbon class material) be heated to 160～180 DEG C after, insertion flue 1 in；
(4) start vavuum pump 7, control flue gas flow to carry out flue gas so in 5-6l/min3Sampling is so that flue gas passes through sampling
The flue gas of rifle 2 enters in the snakelike absorption tube 5 in constant temperature water box 3, by so in flue gas3Absorption is in the snakelike absorption tube of two-stage 5
Interior, last flue gas carries out in follow-up pipeline through liquid drop separator 6 through vavuum pump, flue gas through flowmeter, atmospheric pressure meter,
After the isoparametric automatic measurement of thermometer, real-time statistics bid condition gas volume；
(5) complete flue gas so3So after sampling, in the snakelike absorption tube of two-stage 5 that will be connected with washing lotion3Rinse constant volume
To 100ml volumetric flask, and simultaneously record sampling flue gas mark shape volume, be fabricated to so3Sample, has marked title and has protected
Deposit, be that next step carries out so3Concentration Testing work is ready.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, this practicality can be realized in other specific forms new
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, this practicality is new
The scope of type is limited by claims rather than described above, it is intended that the containing of equivalency that will fall in claim
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limiting
Involved claim.
Moreover, it will be appreciated that although this specification is been described by according to embodiment, not each embodiment only wraps
Containing an independent technical scheme, only for clarity, those skilled in the art should for this narrating mode of specification
Using specification as an entirety, the technical scheme in each embodiment can also form those skilled in the art through appropriately combined
Understandable other embodiment.
Claims (5)
1. so in a kind of coal steam-electric plant smoke3Portable Automatic sampler, including the constant temperature water box being arranged in casing (12)
(3), liquid drop separator (6), vavuum pump (7) and be arranged on sampling gun (2) in flue (1) it is characterised in that described water-bath
Insulating box (3) is arranged on casing (12) inside left, and described liquid drop separator (6) is arranged on casing (12) bosom, described
Vavuum pump (7) is arranged on casing (12) inner right side, is provided with snakelike absorption tube (5), snakelike suction in described constant temperature water box (3)
One end of closed tube (5) connects sampling gun (2) by pipeline, and the pipeline being connected with snakelike absorption tube (5) sequentially passes through water-bath perseverance
The top of incubator (3) and the top of casing (12), the other end of snakelike absorption tube (5) is by through constant temperature water box (3) top
Pipeline stretch into that liquid drop separator (6) is internal, pipeline connection vavuum pump (7) is passed through on the top of described liquid drop separator (6), described
It is provided with exhaust outlet (10) on the right side of the lower end of casing (12), between vavuum pump (7) and exhaust outlet (10), stream is connected with by pipeline
Gauge (9).
2. so in coal steam-electric plant smoke according to claim 13Portable Automatic sampler is it is characterised in that described casing
(12) it is provided with discharge outlet (4) on the left of lower end.
3. so in coal steam-electric plant smoke according to claim 13Portable Automatic sampler is it is characterised in that described stream
Gauge is additionally provided with thermometer in (9).
4. so in coal steam-electric plant smoke according to claim 13Portable Automatic sampler is it is characterised in that described case
It is provided with atmospheric pressure meter (8) in body (12).
5. so in coal steam-electric plant smoke according to claim 13Portable Automatic sampler is it is characterised in that described flow
Meter (9), thermometer and atmospheric pressure meter (8) are all connected with the controller, and the statistics that controller is arranged on casing (12) top is soft
On part operating platform (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620813523.2U CN205898520U (en) | 2016-07-30 | 2016-07-30 | Portable automatic sampling device of SO3 in thermal power plant's flue gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620813523.2U CN205898520U (en) | 2016-07-30 | 2016-07-30 | Portable automatic sampling device of SO3 in thermal power plant's flue gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205898520U true CN205898520U (en) | 2017-01-18 |
Family
ID=57785774
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620813523.2U Expired - Fee Related CN205898520U (en) | 2016-07-30 | 2016-07-30 | Portable automatic sampling device of SO3 in thermal power plant's flue gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205898520U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110567765A (en) * | 2019-10-08 | 2019-12-13 | 杭州天量检测科技有限公司 | Fog drop collector |
| CN111239327A (en) * | 2020-02-25 | 2020-06-05 | 宁夏恒承电力技术有限公司 | SO (SO)3Concentration testing method and device thereof |
-
2016
- 2016-07-30 CN CN201620813523.2U patent/CN205898520U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110567765A (en) * | 2019-10-08 | 2019-12-13 | 杭州天量检测科技有限公司 | Fog drop collector |
| CN111239327A (en) * | 2020-02-25 | 2020-06-05 | 宁夏恒承电力技术有限公司 | SO (SO)3Concentration testing method and device thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170118 Termination date: 20170730 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |