CN208459091U - Sampling apparatus that is a kind of while acquiring exhaust emission source graded particie object and gas phase organic matter - Google Patents
Sampling apparatus that is a kind of while acquiring exhaust emission source graded particie object and gas phase organic matter Download PDFInfo
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Abstract
This application provides a kind of sampling apparatuses for acquiring exhaust emission source graded particie object and gas phase organic matter simultaneously, and sampling apparatus includes the Multifunctional sampling pipe connecting with flue；The Anderson andersen sampler connecting with multifunctional sampling instrument, the diameter of the air inlet of Anderson andersen sampler are identical as the diameter of the inner tube of the Multifunctional sampling pipe；The quartz fibre fiter membrance cylinder being connect with the outlet end of Anderson andersen sampler；The condensing unit being connect with the outlet end of quartz fibre fiter membrance cylinder；With the ion exchange adsorption resin unit of the outlet connection of condensing unit；The drying unit being connect with ion exchange adsorption resin unit；The sampling instrument host being connect with drying unit.The acquisition device can acquire exhaust emission source graded particie object and gas phase organic matter simultaneously；Equipment in sampling apparatus easily connects, is easy to operate, sampling is simple and easy, effect is good, accuracy is high, the double benefit with environment and society.
Description
Technical field
This application involves flue gas sampling technical field, more particularly to it is a kind of acquire simultaneously exhaust emission source graded particie object and
The sampling apparatus of gas phase organic matter.
Background technique
In recent years, China is become increasingly conspicuous by coal burning using bring problem of environmental pollution, and having become influences state's meter
The significant problem of the people's livelihood.Texture of coal molecule can occur various chemical reactions and generate a variety of dirts raw coal in combustion process in the boiler
Object is contaminated, bigger to human health and eco-environmental impact has pellet, NOx、SOx, radioactive grain, heavy metal
And polycyclic aromatic hydrocarbon etc..Current China is for coal-burning power plant NOx、SOxThere is corresponding state control standard with mercury；And for inhalable
Particulate matter (such as PM10、PM2.5、PM1Deng) and polycyclic aromatic hydrocarbon temporarily without state control standard put into effect.
Fig. 1 is the circulating fluidized bed boiler schematic diagram for being furnished with exhaust dust device with bag in the prior art, wherein 1 is coal bunker,
2 be Limestone silo, and 3 be boiler body, and 4 be cyclone separator, and 5 be flue gas after burning.From fig. 1, it can be seen that being generated after coal burning
Flue gas emission into flue, flue gas in flue is emitted into atmosphere after bag filter.
Domestic and international correlative study shows that pellet and polycyclic aromatic hydrocarbon account for coal-fired fixed source emission atmosphere pollution
Major part is very considerable to the contribution of air environmental pollution object.Therefore, pellet and polycyclic aromatic hydrocarbon are controlled, it is right
It is played an important role in reducing coal-fired stationary source total release.
Utility model content
In view of this, being designed to provide one kind while acquiring exhaust emission source graded particie object and gas phase for the application has
The sampling apparatus of machine object, the device can collect graded particie object and gaseous organic substance simultaneously.
This application provides a kind of sampling apparatus for acquiring exhaust emission source graded particie object and gas phase organic matter simultaneously, packets
Include the Multifunctional sampling pipe connecting with flue；
The Anderson andersen sampler being connect with the Multifunctional sampling pipe, the air inlet of the Anderson andersen sampler
Diameter it is identical as the diameter of the inner tube of the Multifunctional sampling pipe；
The quartz fibre fiter membrance cylinder being connect with the outlet end of the Anderson andersen sampler；
The condensing unit being connect with the outlet end of the quartz fibre fiter membrance cylinder；
With the ion exchange adsorption resin unit of the outlet connection of the condensing unit；
The drying unit being connect with the ion exchange adsorption resin unit；
The sampling instrument host being connect with the drying unit.
Preferably, the air inlet of the Anderson andersen sampler is connected by conical hopper；
The tubule end of the conical hopper and the inner tube of Multifunctional sampling pipe connect.
It preferably, further include the fiter membrance cylinder incubator that the outside of the quartz fibre fiter membrance cylinder is set, so that quartz is fine
Tie up fiter membrance cylinder heat preservation.
Preferably, the outside of the Anderson andersen sampler is equipped with incubator, so that in the andersen sampler of Anderson
Temperature is identical as the temperature of flue gas in flue.
Preferably, the drying unit includes silica-gel desiccant.
Preferably, the ion exchange adsorption resin unit include ion exchange adsorption resin absorbing column and contain it is described from
The brown glass container of sub- exchange adsorption resin absorbing column.
This application provides a kind of sampling apparatus for acquiring exhaust emission source graded particie object and gas phase organic matter simultaneously, packets
Include the Multifunctional sampling pipe connecting with flue；The Anderson andersen sampler being connect with the multifunctional sampling instrument, the peace moral
The diameter of the air inlet of gloomy andersen sampler is identical as the diameter of the inner tube of the Multifunctional sampling pipe；It is classified with the Anderson
The quartz fibre fiter membrance cylinder of the outlet end connection of sampler；The condensation list being connect with the outlet end of the quartz fibre fiter membrance cylinder
Member；With the ion exchange adsorption resin unit of the outlet connection of the condensing unit；With the ion exchange adsorption resin unit
The drying unit of connection；The sampling instrument host being connect with the drying unit.Sampling apparatus provided by the present application is using multi-functional
Sampler enters flue, eight grades of Anderson sampler sample grading flue gas particles after other end connection transformation, fiter membrance cylinder filtering
Remaining flue dust, by acquiring gas phase organic matter by ion exchange adsorption resin unit again after condensation, finally connection is dry single
Member and provide the sampling instrument host of power for the acquisition of flue gas.The acquisition device can acquire exhaust emission source graded particie simultaneously
Object and gas phase organic matter；Equipment in sampling apparatus easily connects, is easy to operate, sampling is simple and easy, effect is good, accuracy is high, tool
There is the double benefit of environment and society.The results showed that the standard for manual sampling of the particulate matter of the eight grades of samplers samples in Anderson is inclined
Difference is 0.001~0.040；The acquisition standard deviation of gas phase organic matter is 0.05~1.4.
Detailed description of the invention
Fig. 1 is the circulating fluidized bed boiler schematic diagram for being furnished with exhaust dust device with bag in the prior art；
Fig. 2 is that sampling apparatus provided by the present application while acquiring exhaust emission source graded particie object and gas phase organic matter shows
It is intended to.
Specific embodiment
This application provides a kind of sampling apparatus for acquiring exhaust emission source graded particie object and gas phase organic matter simultaneously, packets
Include the Multifunctional sampling pipe connecting with flue；
The Anderson andersen sampler being connect with the multifunctional sampling instrument, the air inlet of the Anderson andersen sampler
Diameter it is identical as the diameter of the inner tube of the Multifunctional sampling pipe；
The quartz fibre fiter membrance cylinder being connect with the outlet end of the Anderson andersen sampler；
The condensing unit being connect with the outlet end of the quartz fibre fiter membrance cylinder；
With the ion exchange adsorption resin unit of the outlet connection of the condensing unit；
The drying unit being connect with the ion exchange adsorption resin unit；
The sampling instrument host being connect with the drying unit.
Sampling apparatus provided by the present application enters flue, Anderson eight after other end connection transformation using multifunctional sampling instrument
Grade sampler sample grading flue gas particles, fiter membrance cylinder filter remaining flue dust, by passing through ion exchange adsorption again after condensation
Resin unit acquires gas phase organic matter, finally connects drying unit and provides the sampling instrument host of power for the acquisition of flue gas.It should
Acquisition device can acquire exhaust emission source graded particie object and gas phase organic matter simultaneously；Equipment in sampling apparatus easily connects,
It is easy to operate, sampling is simple and easy, effect is good, accuracy is high, with environment and society double benefit.The results showed that peace
The sample standard deviation of the particulate matter of the gloomy eight grades of samplers samples of moral is 0.001~0.040；The acquisition standard deviation of gas phase organic matter
Difference is 0.05~1.4.
Referring to fig. 2, Fig. 2 is provided by the present application while acquiring adopting for exhaust emission source graded particie object and gas phase organic matter
Sampling device schematic diagram；Wherein, 1 is Multifunctional sampling pipe, and 2 be Anderson andersen sampler, and 3 be fiter membrance cylinder incubator, and 4 be quartz
Fibrous filter membrane cylinder, 5 be condenser, and 6 be cooling-water machine, and 7 be brown glass container, and 8 be ion exchange adsorption resin column, and 9 be silica gel
Desiccant.
Sampling apparatus provided by the present application includes the Multifunctional sampling pipe 1 connecting with flue；In this application, more function
The model Qingdao Lao of energy probe tube answers the matched titanium probe tube of 3030B type；The Multifunctional sampling pipe includes inner tube, outer tube, S
The sampling mouth of multi-functional sampling pipe is placed on measuring point by type Pitot tube and Pt100 thermometer, when sampling, S type Pitot tube face cigarette
Gas airflow direction, controller can calculate current measuring point according to parameters such as the exhaust static pressure of measurement, measuring point dynamic pressure, temperature
The flow speed value of flue gas, and the outspoken diameter of sampling selected is combined, calculate the flow of isokinetic sampling.
Preferably using the water capacity of water capacity sampling pipe measurement flue gas before sampling；Specific steps include: to sample water capacity
Pipe connects desiccant, reconnects sampling instrument host；Water capacity probe tube is protruded into flue, starts sampling instrument host, water capacity meeting
Automatic display.Water capacity starts to be sampled after measuring.In this application, water capacity is 4~6.5% in flue gas；At this
Apply in specific embodiment, water capacity is 5.7% in the flue gas.
The sampling apparatus that application provides includes the Anderson andersen sampler 2 connecting with the Multifunctional sampling pipe；It is described
The air inlet diameter of Anderson andersen sampler is identical as the diameter of inner pipe of the Multifunctional sampling pipe after transformation.In the application
In, Anderson andersen sampler is made of 8 shock disks after the transformation, and each shock disk has quantity and diameter by stringent
The accelerating jetting aperture of design.When sample air-flow hits disk by every level-one, wherein biggish particle is directly hit due to effect of inertia
It hits and rests on the surface for hitting disk, and lesser particle is then passed through with air stream, is reached next stage and is hit disk.It is arranged centainly
Flow velocity, grain size grading range are 10.0 μm to 0.4 μm (aerodynamic diameters), and it is small that afterbody hits all diameters of disk collection
In 0.4 μm of particle.The particulate of different aerodynamic sizes is separated and is collected according to aerodynamic principle
Sampling film on pieces at different levels, diaphragm are analyzed for weight and particulate matter component.In this application, Anderson classification is adopted after the transformation
In 570 DEG C~630 DEG C heating 6h or more preferably in being placed in Muffle furnace, cooling is sealed, for use diaphragm in sample device；It adopts
It is steadily put in when sample on every level-one pallet, then sampler is closely assembled.In this application, Anderson classification is adopted after the transformation
Sample device will carry out Insulation, so that the temperature after transformation in the andersen sampler of Anderson is identical as the temperature of flue gas in flue.
Sampling apparatus provided by the present application includes the stone connecting with the outlet end of Anderson andersen sampler after the transformation
English fibrous filter membrane cylinder 4.The quartz fibre fiter membrance cylinder using it is preceding heated at 580~620 DEG C preferably in Muffle furnace 6h with
On, it is cooling, it is sealed, guarantees that fiter membrance cylinder does not have folding line；It is successively extracted when necessary using acetone, methylene chloride reflux, solvent
It is sealed up for safekeeping after volatilizing spare.In this application, the quartz fibre fiter membrance cylinder is filtered through after transformation after the andersen sampler of Anderson
Remainder particulate object.Fiter membrance cylinder incubator 3 is equipped with outside the quartz fibre fiter membrance cylinder, so that quartz fibre fiter membrance cylinder is kept the temperature.
Sampling apparatus provided by the present application includes the condensing unit connecting with the outlet end of the quartz fibre fiter membrance cylinder；Institute
Stating condensing unit includes condenser 5 and cooling-water machine 6, and the inlet and outlet of the condenser are corresponding to the cooling-water machine respectively
Interface be connected, constitute the closed loop of cold water.In this application, the chilly science and technology in model Wuhan of the cooling-water machine 6
Co., Ltd MCI450B；In this application, the model Qingdao Lao of the condenser 5 answers the matched simple glass condensation of 3030B
Device；Condenser collects the liquid condensed out in the condensation water bottle of the condenser.In this application, the condensing unit
Cooled down using circulating condensing water to flue gas, the temperature of the recirculated water of use is preferably at 5 DEG C or less.
Before sampling, the application preferably starts refrigeration system, i.e. condensing unit, and steps are as follows:
A) cooling-water machine is horizontal positioned, and by the inlet and outlet of cooling-water machine, interface corresponding with condenser is connected respectively,
Constitute the closed loop of cold water；
B) open the tender filling hole cover on cooling-water machine panel, slowly fill the water toward inner tank, it is preferred to use pure water or go from
Sub- water, liquid level must not be lower than minimum liquid level, also must not exceed highest liquid level, cover tightly water filling port after being watered.It is needed when water filling slow
Slow water filling, prevents water from overflowing into host, damages cooling-water machine.A certain amount of water is injected in condenser, guarantees condenser
Water outlet is submerged in water.Alternating current 220V power supply is accessed, opens " power switch ", the on off button on cooling-water machine panel is set
In closed position, start pump operation；
C) during pump operation, liquid level can be declined in liquidometer.If it is necessary, can be supplemented a certain amount of
Water, until liquid level reaches suitable position (being greater than minimum level, be less than maximum level)；
D) system enters normal Automatic-cooling and water recurrent state, running audit operation conditions at this time.
Sampling apparatus provided by the present application includes the ion exchange adsorption resin list with the outlet connection of the condensing unit
Member.In this application, the ion exchange adsorption resin unit includes that ion exchange adsorption resin column 8 and the splendid attire ion are handed over
Change the brown glass container 7 of adsorption resin column.In this application, the model of the ion exchange adsorption resin column is specially XAD-
2 adsorption columns.XAD-2 adsorption column using it is preceding 15~17h is successively preferably extracted using methylene chloride reflux after, replacement methylene chloride after
Continuous 15~17h of refluxing extraction, then dried with after ether -15~17h of n-hexane mixed liquor refluxing extraction, it is sealed, for use；Institute
Dry mode is stated using volatilizing solvent in draught cupboard；Also 7~9h of vacuum drying at 45~55 DEG C can be used, preferably exist
8h is dried in vacuo at 50 DEG C.
Sampling apparatus provided by the present application includes the drying unit connecting with the ion exchange adsorption resin unit；It is described
The purpose of drying unit is to prevent the aqueous vapor in flue gas from entering sampling instrument host.In this application, the drying unit preferably wraps
Include silica-gel desiccant 9；Silica-gel desiccant is preferably placed in efficient gas-water separator by the application.Concrete operations include: will be efficient
The bottom cover of moisture trap is unscrewed, and the discoloration silica-gel desiccant (graininess) with abundant drying capacity of about 3/4 volume is added,
Then bottom cover is screwed, is should ensure that air tight.
Sampling apparatus provided by the present application includes the sampling instrument host (Pump) connecting with the drying unit.The sampling
Instrument host provides power for sampling apparatus.After having guaranteed that the air-tightness of sampling apparatus, confirmation power supply are connected, sampling instrument power supply is opened
Switch, starting, starts to sample, and after sampling, disconnects power supply, and dismounting connects everywhere, each device is cased, and properly saves.
In this application, the Multifunctional sampling pipe, eight grades of Anderson sampler, quartz fibre fiter membrance cylinder, condensing unit,
It is connected between drying unit and sampling instrument host by PVC hose.
In this application, one kind described in above-mentioned technical proposal acquires exhaust emission source graded particie object simultaneously and gas phase is organic
The method of sampling of object, preferably includes following steps:
Multifunctional sampling pipe is inserted into flue, after flue gas passes through Anderson andersen sampler, obtains partial particulate object；
It collects to obtain remainder particulate object by quartz fibre fiter membrance cylinder again；
Finally by condensing unit and ion exchange adsorption resin unit, collection obtains gas phase organic matter.
Multifunctional sampling pipe is inserted into flue by the application.The application at bag-type dust rear pass preferably to sample.
Multifunctional sampling pipe is inserted into flue by the application.The application is preferably from bag-type dust rear pass described in Fig. 1
Place's sampling.
In this application, the grain size grading of the Anderson andersen sampler ranges preferably from 10.0 μm~0.4 μm.It is described
Anderson andersen sampler is preferably eight grades of Anderson sampler；The particulate matter of every level-one collection plate acquisition is PM10~9, PM9
~5.8, PM5.8~4.7, PM4.7~3.3, PM3.3~2.1, PM2.1~1.1, PM1.1~0.7 and PM0.7~0.4.
In this application, the flow of the flue gas is preferably 18.7L/min；The temperature of flue gas is preferably 120 DEG C.
In order to further illustrate the application, exhaust emission is acquired simultaneously to one kind provided by the present application below with reference to embodiment
The sampling apparatus of source graded particie object and gas phase organic matter is described in detail, but cannot be interpreted as them to protect the application
Protect the restriction of range.
Embodiment 1
Desiccant is connected using water capacity probe tube, reconnects sampling instrument host；
Water capacity probe tube is protruded into flue, starts host, the water capacity for measuring flue gas in flue is 5.7%.
By Multifunctional sampling pipe, eight grades of Anderson sampler, quartz fibre fiter membrance cylinder, condensing unit, drying unit and adopt
It is connected between sample instrument host by PVC hose, guarantees the airtightness of device entirety；The air inlet of the Anderson andersen sampler
It is connected by conical hopper；
The air inlet of the inner tube connection eight grades of samplers in Anderson at the tubule end and Multifunctional sampling pipe of the conical hopper
Diameter it is identical as the diameter of the inner tube of the Multifunctional sampling pipe.
Multifunctional sampling pipe is inserted into flue, the flow velocity for measuring flue gas is 18.7L/min, and temperature is 120 DEG C, will be adopted
The flue gas of collection obtains graded particie object by Anderson andersen sampler after transformation；Eight grades of Anderson sampler is outer after transformation
Portion is configured with incubator, so that the temperature of sampler and the temperature of flue gas are consistent；
For flue gas after removing graded particie object by quartz fibre filter membrane, collection obtains remainder particulate object；
Flue gas cooling is obtained into condensed fluid by condensing unit by the flue gas for removing particulate matter；
The gas phase organic matter after being cooled in flue gas is absorbed by the adsorption column that XAD-2 adsorbs resin again, obtaining gas phase has
Machine object, sampling time 15.5h, sampling number are 3 times.
By test, the particulate count of eight grades of Anderson sampler acquisition for the first time is according to as shown in table 1:
The particulate count evidence of eight grades of 1 Anderson of table sampler acquisition for the first time
Eight grades of Anderson sampler, second of particulate count acquired is according to as shown in table 2:
Eight grades of 2 Anderson of table sampler, second of particulate count evidence acquired
The particulate count of the eight grades of sampler third time acquisitions in Anderson is according to as shown in table 3:
The particulate count evidence of 3 Anderson of table, eight grades of sampler third time acquisitions
The accuracy of the particle sampling of the eight grades of samplers samples in Anderson is (with the standard deviation table of sampled result three times
State) as shown in table 4:
The accuracy of the particle sampling of the 4 eight grades of samplers samples in Anderson of table
| Standard deviation | |
| PM10~9 | 0.040 |
| PM9~5.8 | 0.015 |
| PM5.8~4.7 | 0.010 |
| PM4.7~3.3 | 0.016 |
| PM3.3~2.1 | 0.012 |
| PM2.1~1.1 | 0.007 |
| PM1.1~0.7 | 0.001 |
| PM0.7~0.4 | 0.002 |
The data of acquisition three times of the gas phase organic matter of the adsorption column acquisition of XAD-2 absorption resin are shown in Table shown in 5~table 7:
The data for the gas phase organic matter that the adsorption column that 5 XAD-2 of table adsorbs resin acquires for the first time
| Polycyclic aromatic hydrocarbon | Concentration (μ g/m3) |
| Naphthalene | 55.3 |
| Acenaphthene | 4.5 |
| Acenaphthene | 2.9 |
| Fluorenes | 3.0 |
| Anthracene | 3.4 |
| It is luxuriant and rich with fragrance | 3.1 |
| Fluoranthene | 6.1 |
| Pyrene | 5.6 |
| Benzo [a] anthracene | 3.4 |
| It bends | 4.9 |
| Benzo [b] fluoranthene | 2.1 |
| Benzo [k] fluoranthene | 1.9 |
| Benzo [a] pyrene | 2.5 |
| Dibenzo [a, h] anthracene | 1.8 |
| Indeno [1,2,3-cd] pyrene | 1.4 |
| Benzo [g, h, i] pyrene | 1.7 |
| Polycyclic aromatic hydrocarbon total concentration | 103.6 |
6 XAD-2 of table adsorbs the data of second of gas phase organic matter acquired of adsorption column of resin
| Polycyclic aromatic hydrocarbon | Concentration (μ g/m3) |
| Naphthalene | 52.1 |
| Acenaphthene | 4.9 |
| Acenaphthene | 3.3 |
| Fluorenes | 3.6 |
| Anthracene | 3.1 |
| It is luxuriant and rich with fragrance | 3.0 |
| Fluoranthene | 5.6 |
| Pyrene | 5.2 |
| Benzo [a] anthracene | 3.1 |
| It bends | 4.3 |
| Benzo [b] fluoranthene | 2.5 |
| Benzo [k] fluoranthene | 1.7 |
| Benzo [a] pyrene | 2.1 |
| Dibenzo [a, h] anthracene | 1.6 |
| Indeno [1,2,3-cd] pyrene | 1.5 |
| Benzo [g, h, i] pyrene | 1.5 |
| Polycyclic aromatic hydrocarbon total concentration | 99.1 |
7 XAD-2 of table adsorbs the data of the gas phase organic matter of the adsorption column third time acquisition of resin
XAD-2 adsorbs the accuracy of the gas phase organic matter of the adsorption column acquisition of resin (with the standard deviation of sampled result three times
Difference statement) it is shown in Table 8:
8 XAD-2 of table adsorbs the accuracy of the gas phase organic matter of the adsorption column acquisition of resin
| Polycyclic aromatic hydrocarbon | Standard deviation |
| Naphthalene | 1.4 |
| Acy | 0.19 |
| Anthracene | 0.37 |
| Flu | 0.24 |
| Anth | 0.14 |
| Phen | 0.05 |
| Fluo | 0.33 |
| Pyr | 0.22 |
| BaA | 0.12 |
| Chr | 0.25 |
| BbF | 0.22 |
| BkF | 0.21 |
| BaP | 0.22 |
| DahA | 0.25 |
| IP | 0.17 |
| BghiP | 0.16 |
| Polycyclic aromatic hydrocarbon total concentration | 2.1 |
As seen from the above embodiment, acquiring exhaust emission source graded particie object and gas phase simultaneously this application provides one kind has
The sampling apparatus of machine object, including the Multifunctional sampling pipe being connect with flue；The Anderson being connect with the multifunctional sampling instrument point
Grade sampler, the diameter and the diameter phase of the inner tube of the Multifunctional sampling pipe of the air inlet of the Anderson andersen sampler
Together；The quartz fibre fiter membrance cylinder being connect with the outlet end of the Anderson andersen sampler；With the quartz fibre fiter membrance cylinder
The condensing unit of outlet end connection；With the ion exchange adsorption resin unit of the outlet connection of the condensing unit；With it is described from
The drying unit of sub- exchange adsorption resin unit connection；The sampling instrument host being connect with the drying unit.It is provided by the present application
Sampling apparatus enters flue, eight grades of Anderson sampler sample grading flue gas after other end connection transformation using multifunctional sampling instrument
Particulate matter, fiter membrance cylinder filter remaining flue dust, by organic by ion exchange adsorption resin unit acquisition gas phase again after condensation
Object finally connects drying unit and provides the sampling instrument host of power for the acquisition of flue gas.The acquisition device can acquire simultaneously
Exhaust emission source graded particie object and gas phase organic matter；Equipment in sampling apparatus easily connects, is easy to operate, sampling is simple and easy,
Effect is good, accuracy is high, the double benefit with environment and society.The results showed that eight grades of Anderson samplers sample
The sample standard deviation of particulate matter is 0.001~0.040；The acquisition standard deviation of gas phase organic matter is 0.05~1.4.
The above is only the preferred embodiment of the application, it is noted that for the ordinary skill people of the art
For member, under the premise of not departing from the application principle, several improvements and modifications can also be made, these improvements and modifications are also answered
It is considered as the protection scope of the application.
Claims (6)
1. a kind of sampling apparatus for acquiring exhaust emission source graded particie object and gas phase organic matter simultaneously, including what is connect with flue
Multifunctional sampling pipe；
The Anderson andersen sampler being connect with the Multifunctional sampling pipe, the air inlet of the Anderson andersen sampler it is straight
Diameter is identical as the diameter of the inner tube of the Multifunctional sampling pipe；
The quartz fibre fiter membrance cylinder being connect with the outlet end of the Anderson andersen sampler；
The condensing unit being connect with the outlet end of the quartz fibre fiter membrance cylinder；
With the ion exchange adsorption resin unit of the outlet connection of the condensing unit；
The drying unit being connect with the ion exchange adsorption resin unit；
The sampling instrument host being connect with the drying unit.
2. sampling apparatus according to claim 1, which is characterized in that the air inlet of the Anderson andersen sampler passes through
Conical hopper connection；
The tubule end of the conical hopper and the inner tube of Multifunctional sampling pipe connect.
3. sampling apparatus according to claim 1, which is characterized in that further include that the quartz fibre fiter membrance cylinder is arranged in
External fiter membrance cylinder incubator, so that quartz fibre fiter membrance cylinder is kept the temperature.
4. sampling apparatus according to claim 1, which is characterized in that the outside of the Anderson andersen sampler, which is equipped with, to be protected
Incubator, so that the temperature in the andersen sampler of Anderson is identical as the temperature of flue gas in flue.
5. sampling apparatus according to claim 1, which is characterized in that the drying unit includes silica-gel desiccant.
6. sampling apparatus according to claim 1, which is characterized in that the ion exchange adsorption resin unit includes ion
Exchange adsorption resin absorbing column and the brown glass container for containing the ion exchange adsorption resin absorbing column.
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|---|---|---|---|---|
| CN108287091A (en) * | 2018-03-26 | 2018-07-17 | 中国科学技术大学 | Sampling apparatus and the method for sampling a kind of while that acquire exhaust emission source graded particie object and gas phase organic matter |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108287091A (en) * | 2018-03-26 | 2018-07-17 | 中国科学技术大学 | Sampling apparatus and the method for sampling a kind of while that acquire exhaust emission source graded particie object and gas phase organic matter |
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