CN206161395U - Flue gas analysis pretreatment systems - Google Patents
Flue gas analysis pretreatment systems Download PDFInfo
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- CN206161395U CN206161395U CN201620951009.5U CN201620951009U CN206161395U CN 206161395 U CN206161395 U CN 206161395U CN 201620951009 U CN201620951009 U CN 201620951009U CN 206161395 U CN206161395 U CN 206161395U
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Abstract
The utility model discloses a flue gas analysis pretreatment systems, including gas sampling probe subassembly, in advance processing unit, unit and pipeline sweep, be equipped with stainless steel filter, sampling pipe and flange cover on the gas sampling probe subassembly, gas sampling probe subassembly is connected with processing unit in advance through the pipeline, automatic flowing back ware is connected with the leakage fluid dram through the pipeline, it includes the relief pressure valve, sweeps manual ball valve and sweep the solenoid valve to sweep the unit, parallel is provided with and sweeps manual ball valve and sweep the solenoid valve on the pipeline between gas sampling probe subassembly and the solenoid valve for sampling, sweep manual ball valve and sweep the solenoid valve and keep away from the one end of solenoid valve for sampling and be connected with the relief pressure valve through the pipeline, the relief pressure valve is connected with sweeping gas body entry. The utility model discloses probe and sweep unit main function and sweep moisture among sampling tube and the sampling probe, dust and impurity with the N2 air -blowing to prevent that sampling channel and sampling probe from blockking up.
Description
Technical field
The utility model is related to flue gas analysis pretreatment system technical field, more particularly to a kind of flue gas analysis pretreatment system
System.
Background technology
In some industrial enterprise's production processes, flue gas is inevitably discharged, in the flue gas for being discharged, contained
The impurity such as chemical substance and solid particulate matter such as substantial amounts of sulphur (sulfur dioxide) and nitre (nitrogen oxides), not only to the health of human body
Injury is very big, while and great destruction is caused to environment, so, country always all carries out all the time strict control to this,
Especially in recent years, country has put into effect discharge standard that is more strict to fume emission, updating again.In this tightened up new row
Put in the case of standard requires, the sulphur removal of in the past traditional flue gas or except nitre or while sulphur removal removes nitre equipment, due to its structure excessively
It is simple and be short of scientific and reasonable, so not applied to.In this case, to flue gas sulphur removal or except nitre or while sulphur removal
Except the new equipment of nitre have developed out in succession, these new equipments solve the problems, such as conventional art-known methods and equipment.Flue gas
Sulphur removal or except nitre or while sulphur removal except nitre new equipment using front, need solid particulate matter of being lowered the temperature to flue gas and removed
It is this utility model proposes a kind of flue gas analysis pretreatment system here it is the pretreatment to flue gas, for existing Deng impurity
The deficiency of technology makes improvement.
Utility model content
The purpose of this utility model is that, in order to solve shortcoming present in prior art, and a kind of flue gas analysis for proposing is pre-
Processing system.
To achieve these goals, the utility model employs following technical scheme：
A kind of flue gas analysis pretreatment system, including gas sampling probe component, pretreatment unit, purging unit and pipe
Road, the gas sampling probe component is provided with stainless steel filter, sampling pipe and flange sleeve, the gas sampling probe component
It is connected with pretreatment unit by pipeline, is pacified successively on the pipeline between the gas sampling probe component and pretreatment unit
Equipped with solenoid valve for sampling and sample introduction electrical ball valve, the pretreatment unit includes electronic air extracting pump, water washing device, gas-liquid separation
Device, mist resistant filter, dehumidifier, wriggling positive displacement pump and fine filter, the sample introduction electrical ball valve is by pipeline and water washing device
It is connected, the water washing device is connected by pipeline with gas-liquid separator, the exhaust end of the gas-liquid separator passes through pipeline
It is connected with mist resistant filter, electronic air extracting pump, dehumidifier and fine filter successively, the outlet end of the gas-liquid separator passes through
Pipeline is connected with wriggling positive displacement pump, and the wriggling positive displacement pump is connected with leakage fluid dram by pipeline, and the bottom of the dehumidifier sets
There is automatic drain device, the automatic drain device is connected by pipeline with leakage fluid dram, the purging unit includes pressure-reducing valve, purging
Manual ball valve and purge solenoid valve, parallel connection is arranged on the pipeline between the gas sampling probe component and solenoid valve for sampling
There are purging manual ball valve and purge solenoid valve, the purging manual ball valve and purge solenoid valve lead to away from one end of solenoid valve for sampling
Piping is connected with pressure-reducing valve, and the pressure-reducing valve is connected with purge gas entrance.
Preferably, the stainless steel filter adopts plug-in filter, and stainless steel filter is powder of stainless steel smelting
The sintered microporous formula sampling filter of gold.
Preferably, the electronic air extracting pump is provided with pumping pump control valve.
Preferably, the electronic air extracting pump adopts diaphragm type structure.
Preferably, the housing of the gas-liquid separator adopts the inside of stainless steel, the gas-liquid separator to be provided with glass
Glass pearl filtrate core.
Preferably, the housing of the mist resistant filter is lucite material, and the internal core of the mist resistant filter adopts PVC
Meet filter core.
In the utility model, the sampling depth that causes of plug-in filter and sampling pipe can adjust, that is, changing filter
When filter can be pulled out to flange sleeve, then turn off sample introduction electrical ball valve, open blind flange, remove filter, and change
Filter.The safety of operating personnel can so be ensured, lucite housing, such internal core is visual, filter core is PVC composite filters
Core, layered filtration, filtering accuracy is 2-5 μm.And with demisting, except liquid function, after being gas-liquid separator, the second level of system
Filter, filter element replacing is convenient, and the normal replacement cycle is 6 months, and probe and purging unit major function are to be swept to take with N2 air-blowings
Moisture, dust and impurity in sample pipe and sampling probe, to prevent sampling pipe and sampling probe blocking.
Description of the drawings
Fig. 1 be the utility model proposes a kind of flue gas analysis pretreatment system structural representation.
In figure：1 gas sampling probe component, 2 sampling pipes, 3 solenoid valve for samplings, 4 sample introduction electrical ball valves, 5 water washing devices, 6
Gas-liquid separator, 7 wriggling positive displacement pumps, 8 automatic drain devices, 9 fine filters, 10 dehumidifiers, 11 electronic air extracting pumps, 12 aspiration pumps
Regulating valve, 13 mist resistant filters, 14 purging manual ball valves, 15 purge solenoid valves, 16 pressure-reducing valves.
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 describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.
With reference to Fig. 1, a kind of flue gas analysis pretreatment system, including gas sampling probe component 1, pretreatment unit, purging
Unit and pipeline, gas sampling probe component 1 is provided with stainless steel filter, sampling pipe 2 and flange sleeve, gas sampling probe group
Part 1 is connected by pipeline with pretreatment unit, is pacified successively on the pipeline between gas sampling probe component 1 and pretreatment unit
Equipped with solenoid valve for sampling 3 and sample introduction electrical ball valve 4, pretreatment unit includes electronic air extracting pump 11, water washing device 5, gas-liquid separation
Device 6, mist resistant filter 13, dehumidifier 10, wriggling positive displacement pump 7 and fine filter 9, sample introduction electrical ball valve 4 is by pipeline and washing
Device 5 is connected, and water washing device 5 is connected by pipeline with gas-liquid separator 6, and the exhaust end of gas-liquid separator 6 passes through pipeline
It is connected with mist resistant filter 13, electronic air extracting pump 11, dehumidifier 10 and fine filter 9 successively, the outlet end of gas-liquid separator 6
It is connected with wriggling positive displacement pump 7 by pipeline, wriggling positive displacement pump 7 is connected with leakage fluid dram by pipeline, the bottom of dehumidifier 10 sets
There is automatic drain device 8, automatic drain device 8 is connected by pipeline with leakage fluid dram, purging unit includes that pressure-reducing valve 16, purging are manual
Ball valve 14 and purge solenoid valve 15, parallel connection is provided with the pipeline between gas sampling probe component 1 and solenoid valve for sampling 3
Purging manual ball valve 14 and purge solenoid valve 15, purging manual ball valve 14 and purge solenoid valve 15 are away from the one of solenoid valve for sampling 3
End is connected by pipeline with pressure-reducing valve 16, and pressure-reducing valve 16 is connected with purge gas entrance.
The key that pretreatment system is process analytical instrument on-line continuous reliability service is sampled in the utility model, it is completed
Collection, purification, drying, flow control to analysis sample gas etc. are processed, it is ensured that the sample gas for meeting instrument use requirement is continuously reliable
Be transported to analytical instrument, it is ensured that the service life and analysis precision of analytical instrument.Electronic air extracting pump 11, the pump adopts diaphragm type
Structure, all parts contacted with sample gas adopt polytetrafluoroethylene (PTFE) material, with anti-corrosive properties are good, long service life, fault rate
The characteristics of low, good reliability, maintenance workload are few.What the particularity design of its building block can solve in analytical technology all kinds of adopts
Sample problem, rate of air sucked in required 5.5L/min.The contact component of all of connection member and sample gas is all made up of PTFE materials, the work of pump
It is completely in lubricating status.So the analytical parameters of gas are not having any change after the effect of the pump, due to pump tool
There is special barrier film and valve system.Therefore, Operation and maintenance are very easy.System design aspiration pump closed circuit, by adjusting
Section valve is adjusted, and with Balance Air pump intake, outlet pressure, controls the function of sampling flow and pressure size.Dehumidifier 10
Worked using Principle of Compressor Refrigeration, principle that humidity also differ different based on dew-point temperature.Different dew-point temperature gas quilts
When being cooled to 1-5 DEG C, good effect on moisture extraction should be able to be obtained.The dehumidifier 10 by refrigeration control its gas outlet temperature, i.e.,
Control reduces interference of the water vapour to instrument into the sample air humidity degree of instrument, and its feature is not required to regularly replace drier, safeguards work
Work amount is little, its Specifeca tion speeification, and when flow is 2.5 l/min, inlet temperature≤80 DEG C, cryogenic temperature is set to 5 before dispatching from the factory
℃.The general purpose filter of fine filter 9 is reliable to separate contained in gas consolidating using superfine (0.1 μm) efficient filter core
Body, especially superfine solid particle.Sample gas is undertaken into the afterbody essence filtration duty before instrument, while monitoring pre-treatment
Purification efficiency.Filtering accuracy is 0.1 μm.It is characterized in directly perceived, changes cartridge conveniently, the service condition of cartridge can leads to
Cross glass shell intuitively to observe.The all steel material of automatic drain device 8, its internal stainless steel machine based on floating ball lever formula principle
Tool water discharging valve can automatically exclude the condensate liquid formed after dehumidifying, timely and effective to prevent moisture from piling up, and reduce daily maintenance
Amount.
In the utility model, stainless steel filter adopts plug-in filter, and stainless steel filter is powder of stainless steel
Metallurgy sintered pore type sampling filter.Electronic air extracting pump 11 is provided with pumping pump control valve 12.Electronic air extracting pump 11 using every
Membrane type structure.The housing of gas-liquid separator 6 adopts the inside of stainless steel, gas-liquid separator 6 to be provided with bead filtrate core.Mist
The housing of filter 13 is lucite material, and the internal core of mist resistant filter 13 meets filter core, plug-in filter using PVC
And the sampling depth that causes of sampling pipe 2 can adjust, i.e., filter can be pulled out to flange sleeve when filter is changed, and then close again
Sample introduction electrical ball valve 4 is closed, blind flange is opened, filter is removed, and changes filter.The safety of operating personnel can so be ensured,
Lucite housing, such internal core is visual, and filter core is PVC composite filter elements, and layered filtration, filtering accuracy is 2-5 μm.And have
Have demisting, except liquid function, after being gas-liquid separator, the second level filter of system, filter element replacing is convenient, the normal replacement cycle
For 6 months, probe and purge unit major function be sweep probe tube and sampling probe with N2 air-blowings in moisture, dust and impurity,
To prevent sampling pipe and sampling probe blocking.
The above, only the utility model preferably specific embodiment, but protection domain of the present utility model is not
Be confined to this, any those familiar with the art in the technical scope that the utility model is disclosed, according to this practicality
New technical scheme and its utility model design in addition equivalent or change, all should cover in protection model of the present utility model
Within enclosing.
Claims (6)
1. a kind of flue gas analysis pretreatment system, including gas sampling probe component（1）, pretreatment unit, purging unit and pipe
Road, it is characterised in that the gas sampling probe component（1）It is provided with stainless steel filter, sampling pipe（2）And flange sleeve, institute
State gas sampling probe component（1）It is connected with pretreatment unit by pipeline, the gas sampling probe component（1）With pre- place
Solenoid valve for sampling is sequentially installed with pipeline between reason unit（3）With sample introduction electrical ball valve（4）, the pretreatment unit includes
Electronic air extracting pump（11）, water washing device（5）, gas-liquid separator（6）, mist resistant filter（13）, dehumidifier（10）, wriggling positive displacement pump
（7）And fine filter（9）, the sample introduction electrical ball valve（4）By pipeline and water washing device（5）It is connected, the washing dress
Put（5）By pipeline and gas-liquid separator（6）It is connected, the gas-liquid separator（6）Exhaust end by pipeline successively with mist
Filter（13）, electronic air extracting pump（11）, dehumidifier（10）And fine filter（9）It is connected, the gas-liquid separator（6）'s
Outlet end is by pipeline and wriggling positive displacement pump（7）It is connected, the wriggling positive displacement pump（7）Leakage fluid dram is connected with by pipeline, institute
State dehumidifier（10）Bottom be provided with automatic drain device（8）, the automatic drain device（8）It is connected with leakage fluid dram by pipeline,
The purging unit includes pressure-reducing valve（16）, purging manual ball valve（14）And purge solenoid valve（15）, the gas sampling probe
Component（1）With solenoid valve for sampling（3）Between pipeline on parallel connection be provided with purging manual ball valve（14）And purge solenoid valve
（15）, the purging manual ball valve（14）And purge solenoid valve（15）Away from solenoid valve for sampling（3）One end by pipeline and subtracting
Pressure valve（16）It is connected, the pressure-reducing valve（16）It is connected with purge gas entrance.
2. a kind of flue gas analysis pretreatment system according to claim 1, it is characterised in that the stainless steel filter is adopted
Plug-in filter is used, and stainless steel filter is the sintered microporous formula sampling filter of stainless steel powder metallurgical.
3. a kind of flue gas analysis pretreatment system according to claim 1, it is characterised in that the electronic air extracting pump（11）
It is provided with pumping pump control valve（12）.
4. a kind of flue gas analysis pretreatment system according to claim 1, it is characterised in that the electronic air extracting pump（11）
Using diaphragm type structure.
5. a kind of flue gas analysis pretreatment system according to claim 1, it is characterised in that the gas-liquid separator（6）
Housing adopt stainless steel, the gas-liquid separator（6）Inside be provided with bead filtrate core.
6. a kind of flue gas analysis pretreatment system according to claim 1, it is characterised in that the mist resistant filter（13）'s
Housing be lucite material, the mist resistant filter（13）Internal core filter core is met using PVC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620951009.5U CN206161395U (en) | 2016-08-27 | 2016-08-27 | Flue gas analysis pretreatment systems |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620951009.5U CN206161395U (en) | 2016-08-27 | 2016-08-27 | Flue gas analysis pretreatment systems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206161395U true CN206161395U (en) | 2017-05-10 |
Family
ID=58648981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620951009.5U Expired - Fee Related CN206161395U (en) | 2016-08-27 | 2016-08-27 | Flue gas analysis pretreatment systems |
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| Country | Link |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108254240A (en) * | 2017-12-29 | 2018-07-06 | 重庆弛源化工有限公司 | For the mechanical magnetic oxygen table pretreatment system of cracking gas oxygen content on-line checking |
| CN109459531A (en) * | 2018-11-12 | 2019-03-12 | 铜陵有色金属集团股份有限公司金冠铜业分公司 | Residual oxygen analysis system |
| CN112396064A (en) * | 2020-12-08 | 2021-02-23 | 武汉汉海鑫宇环境检测技术服务有限公司 | Flue gas analysis and treatment method and system |
| CN114019101A (en) * | 2021-10-29 | 2022-02-08 | 中船重工（邯郸）派瑞特种气体有限公司 | High-pressure gas trace moisture analysis device and analysis method |
-
2016
- 2016-08-27 CN CN201620951009.5U patent/CN206161395U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108254240A (en) * | 2017-12-29 | 2018-07-06 | 重庆弛源化工有限公司 | For the mechanical magnetic oxygen table pretreatment system of cracking gas oxygen content on-line checking |
| CN109459531A (en) * | 2018-11-12 | 2019-03-12 | 铜陵有色金属集团股份有限公司金冠铜业分公司 | Residual oxygen analysis system |
| CN112396064A (en) * | 2020-12-08 | 2021-02-23 | 武汉汉海鑫宇环境检测技术服务有限公司 | Flue gas analysis and treatment method and system |
| CN114019101A (en) * | 2021-10-29 | 2022-02-08 | 中船重工（邯郸）派瑞特种气体有限公司 | High-pressure gas trace moisture analysis device and analysis method |
| CN114019101B (en) * | 2021-10-29 | 2023-12-08 | 中船(邯郸)派瑞特种气体股份有限公司 | High-pressure gas trace moisture analysis device and analysis method |
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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: 20170510 Termination date: 20200827 |
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| CF01 | Termination of patent right due to non-payment of annual fee |