CN106323701A - Organic waste gas sampling instrument and organic waste gas sampling method - Google Patents
Organic waste gas sampling instrument and organic waste gas sampling method Download PDFInfo
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- CN106323701A CN106323701A CN201610797713.4A CN201610797713A CN106323701A CN 106323701 A CN106323701 A CN 106323701A CN 201610797713 A CN201610797713 A CN 201610797713A CN 106323701 A CN106323701 A CN 106323701A
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- 238000005070 sampling Methods 0.000 title claims abstract description 114
- 238000000034 method Methods 0.000 title claims description 17
- 239000007789 gas Substances 0.000 title abstract description 79
- 239000010815 organic waste Substances 0.000 title abstract description 6
- 239000003344 environmental pollutant Substances 0.000 claims abstract description 20
- 231100000719 pollutant Toxicity 0.000 claims abstract description 20
- 238000012545 processing Methods 0.000 claims description 14
- 238000012360 testing method Methods 0.000 claims description 8
- 230000008569 process Effects 0.000 claims description 6
- 238000005259 measurement Methods 0.000 claims description 4
- 230000004044 response Effects 0.000 claims description 2
- 230000032258 transport Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 abstract description 8
- 239000007788 liquid Substances 0.000 abstract description 6
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 238000010521 absorption reaction Methods 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 4
- 239000002440 industrial waste Substances 0.000 description 4
- 239000002912 waste gas Substances 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 239000010805 inorganic waste Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 231100000614 poison Toxicity 0.000 description 2
- 230000007096 poisonous effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 1
- 238000012952 Resampling Methods 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 239000002253 acid Chemical class 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 150000001299 aldehydes Chemical class 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 230000000711 cancerogenic effect Effects 0.000 description 1
- 231100000315 carcinogenic Toxicity 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000004939 coking Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 210000004185 liver Anatomy 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 231100000915 pathological change Toxicity 0.000 description 1
- 230000036285 pathological change Effects 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 210000000697 sensory organ Anatomy 0.000 description 1
- 230000035943 smell Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical compound S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/24—Suction devices
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Physics & Mathematics (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
The invention relates to the field of environmental protection detection, and discloses an organic waste gas sampling instrument. The organic waste gas sampling instrument comprises a sampling gun, wherein the sampling gun comprises a gun stock, a handle and a gun body; the gun body is tubular; one end of the gun body is connected to the gun stock; an opening is formed in the other end of the gun body; a gas collecting device is arranged in the gun body; the sampling gun is connected with a sampling instrument body; the sampling instrument body comprises a main body and a gas sampling device which is electrically connected with the main body; and the gas sampling device is arranged in the gun body. By the gas sampling device, the concentration of pretreated pollutants is obtained, and therefore, working time of the gas collecting device is adjusted, index quantities of organic waste gas can be detected as much as possible, the sampling quantity cannot be over small, and cannot exceed absorbing upper limit of a sampling tube and absorbing liquid, a real and effective analyzable sample is obtained, trouble of secondary sampling is reduced, and detection accuracy is improved.
Description
Technical field
The present invention relates to field of environmental protection detection, particularly relate to a kind of organic exhaust gas sampling instrument and organic exhaust gas sampling side
Method.
Background technology
Waste gas refers to that the mankind are at the poisonous and hazardous gas produced and discharge in life process.Particularly chemical plant, iron and steel
Factory, pharmaceutical factory, and coking plant and oil plant etc., the waste gas abnormal smells from the patient of discharge is big, serious environment pollution and affect health.
The industrial waste gas of all kinds of manufacturing enterprises discharge is the important sources of atmosphere pollution.If big capacity industrial waste gas without
Process up to standard after enter air, necessarily make atmosphere quality decline, bring serious harm to health, make to national economy
Become massive losses.After in industrial waste gas, poisonous and harmful substance can enter human body by respiratory tract and skin, long-term low concentration or short
The contact of phase high concentration can cause system and the temporary and permanent pathological changes of organ, especially benzene such as the breathing of human body, blood, liver
And pyrene class polycyclic aromatic hydrocarbon can make human body the most carcinogenic to cause the great attention of the mankind.
Industrial waste gas includes organic exhaust gas and inorganic waste gases.Organic exhaust gas mainly includes various hydro carbons, alcohols, aldehydes, acid
Class, ketone and amine etc.；Inorganic waste gases mainly includes oxysulfide, nitrogen oxides, oxycarbide, halogen and compound thereof etc..
China takes pollutant emission control system for atmospheric pollution.
In environment measuring industry waste gas in a organized way, gaseous contaminant acquisition method generally goes to sampling location use now
The sampling instrument that conformance with standard requires, requires to arrange instrument sampling time and flow according to standard criterion, then gathers certain body
Long-pending sample, takes back lab analysis.
In the middle of prior art: a kind of low-concentration smoke sampling device (CN205067174U) discloses sampling gun, but its
In range, it is merely able to meet conventional sense sampling needs, low concentration or be in standard method in pollutant are in
Can normally carry out sampling time in the range of measurement of concetration and sample is analyzed.Owing to pollutant discharge of enterprise situation is different, waste gas
Tunnel gas parameter does not has rule, and some test point testing conditions is the harshest, encounters that Pollutant emission concentration is higher, needs to survey
Amount Pollutant Treatment before concentration or time, the instrument condition required by standard and sampling time arrange time flow the most not necessarily fit
With, it is possible to cause sampling tube breakdown or absorbing liquid is saturated, it is impossible to adopt normal sample, impact analysis result, this
In the case of just rely on Field Force go by rule of thumb to select according to information such as oneself sense organ and enterprise's conditions of production the most suitable
Sampling quantity, but this judgement is experimental, is not very accurate, and likely misjudgment, so that sample loses generation
Table.
Such as prior art: a kind of direct-reading particle sampler (CN204988815U) discloses one and weighs sampling instrument,
Even if smokescope value can be obtained, but the records of values of result complex detection is loaded down with trivial details thus testing result deviation occurs.
Summary of the invention
The problem that the wasted nickel catalyst that the technical problem to be solved in the present invention is traditional is difficult to operate and testing result deviation is big.
In order to solve above-mentioned technical problem, the present invention provides a kind of organic exhaust gas sampling instrument, including sampling gun, described sampling
Rifle includes that gun stock, handle and the body of a gun, the described body of a gun are tubulose, and one end of the body of a gun is connected on described gun stock, the other end of the body of a gun
Opening, is provided with gas collector in the described body of a gun；Connect on described sampling gun and have sampling instrument, described sampling instrument to include master
Machine and the gas sampling assembly electrically connected with main frame, described gas sampling assembly is arranged in the described body of a gun.
Further, described sampling instrument is provided with digital display type display screen, and described digital display type display screen electrically connects with main frame.
Further, described main frame includes: chip, for controlling the concentration prediction module of gas sampling assembly, for controlling
The extract system module of gas collector processed, for process described concentration prediction module measurement data ratio processing module,
For controlling the display module of described digital display type display screen and for the supply module of energy supply.
Further, described gas collector is provided with flow valve.
As the improvement of such scheme, described gas collector is provided with for switching Non-follow control and automatically controlling
Switching switch.
As the improvement of such scheme, described gas collector is disposed adjacent with described gas sampling assembly.
The present invention also provides for a kind of organic exhaust gas method of sampling, comprises the steps:
S1, sampling gun end is stretched in pipe under test, open sampling instrument, surveyed by the gas sampling assembly on the body of a gun
Obtain pretreatment pollutant levels；
It is that the signal of telecommunication send through concentration prediction module converter that S2, gas sampling assembly measure the pretreatment pollutant levels of gained
To ratio processing module；
The data of S3, ratio processing module response concentration prediction module are calculated as collection and confinement of gases by preset ratio relation and fill
Extract system module is transported in the wind scale put and acquisition time data, wind scale and acquisition time data fax；
S4, extract system module respond ratio processing module thus control gas collector and complete organic exhaust gas collection work
Make.
Further, display module is transported in the wind scale in described step S3 and acquisition time data fax.
Further, the linear ratio relation that preset ratio relation is inverse ratio in described step S3, in S1, pretreatment is dirty
Dye substrate concentration is the biggest, and wind scale and acquisition time in S3 are the least.
Further, it is interval that the pretreatment pollutant levels in described S1 are divided into some concentration values, each numerical value district
Between one corresponding wind scale of correspondence and acquisition time.
Compared with prior art, the organic exhaust gas sampling instrument of the present invention, have the advantage that
1, gas collector and gas sampling assembly it are provided with, by using gas sampling assembly to obtain pretreatment pollutant
Concentration thus adjust the working time of gas collector, can the index quantity of detection organic exhaust gas as much as possible, sampling quantity
Very few will not be not more than the absorption upper limit of sampling tube and absorbing liquid, obtain the authentic and valid sample analyzed, reduce secondary
The trouble of sampling, improves the accuracy of detection.
2, gas collector is pressed close to mutually with gas sampling assembly, can guarantee that the position gathering sample is in pretreatment pollutant
The position consistency of concentration.
Accompanying drawing explanation
Fig. 1 is the structural representation of organic exhaust gas sampling instrument of the present invention；
Fig. 2 is the partial enlarged drawing of organic exhaust gas sampling instrument of the present invention；
Fig. 3 is the workflow schematic diagram of sampling instrument.
Wherein, 1, sampling gun；11, the body of a gun；12, gun stock；13, handle；2, gas collector；3, gas sampling assembly；
4, sampling instrument；41, digital display type display screen；5, wire；
100, concentration prediction module；200, ratio processing module；300, display module；400, extract system module；500、
Supply module.
Detailed description of the invention
Below in conjunction with the accompanying drawings and embodiment, the detailed description of the invention of the present invention is described in further detail.Hereinafter implement
Example is used for illustrating the present invention, but is not limited to the scope of the present invention.
Organic exhaust gas sampling instrument embodiment:
A kind of organic exhaust gas sampling instrument as depicted in figs. 1 and 2, including sampling gun 1, described sampling gun 1 include gun stock 12,
Handle 13 and the body of a gun 11, the described body of a gun 11 is tubulose, and one end of the body of a gun 11 is connected on described gun stock 12, the other end of the body of a gun 11
Opening, is provided with gas collector 2 in the described body of a gun 11；Connected by wire 5 on described sampling gun 1 and have sampling instrument 4, described
Sampling instrument 4 includes main frame and the gas sampling assembly 3 electrically connected with main frame, and described gas sampling assembly 3 is arranged on described
In the body of a gun 11.The work of gas collector 2 is adjusted by using gas sampling assembly 3 to obtain pretreatment pollutant levels
Time, the index quantity of energy detection organic exhaust gas as much as possible, sampling quantity very few will not be not more than sampling tube and absorption
The absorption upper limit of liquid, obtains the authentic and valid sample analyzed, and reduces the trouble of double sampling, improves the accuracy of detection.
Preferably, described sampling instrument 4 is provided with digital display type display screen 41, and described digital display type display screen 41 is electrically connected with main frame
Connect.
Preferably, described main frame includes: chip, for controlling the concentration prediction module 100 of gas sampling assembly 3, be used for
Control the extract system module 400 of gas collector 2, for processing the ratio process of described concentration prediction module measurement data
Module 200, for controlling the display module 300 of described digital display type display screen 41 and for the supply module 500 of energy supply.
Preferably, described gas collector 2 is provided with flow valve.
Preferably, described gas collector 2 is provided with the switching switch for switching Non-follow control and automatically control.
Preferably, described gas collector 2 is disposed adjacent with described gas sampling assembly 3, gas collector 2 and gas
Sampler body device 3 phase is pressed close to, and can guarantee that the position gathering sample is in the position consistency of pretreatment pollutant levels.
Organic exhaust gas method of sampling embodiment:
A kind of organic exhaust gas method of sampling, comprises the steps:
S1, sampling gun 1 end is stretched in pipe under test, open sampling instrument 4, filled by the gas sampling on the body of a gun 11
Put 3 and record pretreatment pollutant levels；
S2, gas sampling assembly 3 are measured the pretreatment pollutant levels of gained and are converted into telecommunications through concentration prediction module 100
Number deliver to ratio processing module 200；
S3, ratio processing module 200 respond the data of concentration prediction module 100 and are calculated as gas by preset ratio relation
Extract system is transported in the wind scale of collection device 2 and acquisition time data, wind scale and acquisition time data fax
Module 400；
S4, extract system module 400 respond ratio processing module 200 thus control gas collector 2 and complete organic waste
Gas collection work.
Preferably, display module 300 is transported in the wind scale in above-mentioned steps S3 and acquisition time data fax.
Preferably, the linear ratio relation that preset ratio relation is inverse ratio in above-mentioned steps S3, in S1, pretreatment is polluted
Substrate concentration is the biggest, and wind scale and acquisition time in S3 are the least.
Preferably, it is interval that the pretreatment pollutant levels in above-mentioned S1 are divided into some concentration values, each numerical intervals
One corresponding wind scale of correspondence and acquisition time.
Organic contamination substrate concentration in gather sample prediction pipeline with sampling instrument 4, can avoid because of pipeline internal contamination thing
Excessive concentration or too low the gathered sample problem of dtmf distortion DTMF caused, it is ensured that the effectiveness of sample, it is to avoid needed for resampling
Time and efforts, institute's prediction concentrations value also can be as the reference of analysis result.Predicted concentration value ensures the theory at sampling gun 1
The index quantity of acquisition organic exhaust gas as much as possible in maximum Bearing degree, therefore a present invention not only scope of application is wider,
And the accuracy that detects is higher.
During use, the end of sampling gun 1 is stretched into correct position in the middle part of pipe under test, first turn on sampling instrument 4, organic
By the gas sampling assembly 3 of the body of a gun 11 end, exhaust emission show that respective value passes through connecting line at direct-reading instrument display screen
Upper 41 displays, the corresponding proportionate relationship simultaneously preset in ratio processing module 200 adjusts the work of extract system module 400
Parameter, gas collector 2 completes collection and confinement of gases, takes off sample, keeps and send lab analysis.By this first prediction concentrations
The mode selecting sampling quantity the most accordingly can ensure that in pipeline, organic pollution is sampled pipe or absorbing liquid reasonably absorbs, sampling
Amount very few will not be not more than the absorption upper limit of sampling tube and absorbing liquid, obtains the authentic and valid sample analyzed, and reduces two
The trouble of secondary sampling.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For Yuan, on the premise of without departing from the technology of the present invention principle, it is also possible to make some improvement and replacement, these improve and replace
Also should be regarded as protection scope of the present invention.
Claims (10)
1. an organic exhaust gas sampling instrument, including sampling gun, described sampling gun includes that gun stock, handle and the body of a gun, the described body of a gun are
Tubulose, one end of the body of a gun is connected on described gun stock, and the other end opening of the body of a gun is provided with gas collector in the described body of a gun；
It is characterized in that, described sampling gun connects has sampling instrument, described sampling instrument include main frame and are electrically connected with main frame
The gas sampling assembly connect, described gas sampling assembly is arranged in the described body of a gun.
Organic exhaust gas sampling instrument the most according to claim 1, it is characterised in that described sampling instrument is provided with digital display type and shows
Display screen, described digital display type display screen electrically connects with main frame.
Organic exhaust gas sampling instrument the most according to claim 2, it is characterised in that described main frame includes: chip,
For control gas sampling assembly concentration prediction module,
For control gas collector extract system module,
For process described concentration prediction module measurement data ratio processing module,
For control described digital display type display screen display module,
And the supply module for energy supply.
Organic exhaust gas sampling instrument the most according to claim 3, it is characterised in that described gas collector is provided with flow
Valve.
Organic exhaust gas sampling instrument the most according to claim 3, it is characterised in that described gas collector be provided with for
Switching Non-follow control and the switching switch automatically controlled.
Organic exhaust gas sampling instrument the most according to claim 1, it is characterised in that described gas collector and described gas
Sampling apparatus is disposed adjacent.
7. an organic exhaust gas method of sampling, it is characterised in that comprise the steps:
S1, sampling gun end is stretched in pipe under test, open sampling instrument, record pre-by the gas sampling assembly on the body of a gun
Process pollutant levels；
It is that the signal of telecommunication delivers to ratio through concentration prediction module converter that S2, gas sampling assembly measure the pretreatment pollutant levels of gained
Example processing module；
The data of S3, ratio processing module response concentration prediction module are calculated as gas collector by preset ratio relation
Extract system module is transported in wind scale and acquisition time data, wind scale and acquisition time data fax；
S4, extract system module respond ratio processing module thus control gas collector and complete organic exhaust gas collection work.
The organic exhaust gas method of sampling the most according to claim 7, it is characterised in that the wind scale in described step S3 with
And acquisition time data fax transports to display module.
The organic exhaust gas method of sampling the most according to claim 7, it is characterised in that the preset ratio in described step S3 is closed
System includes the linear ratio relation for inverse ratio, and in S1, pretreatment pollutant levels are the biggest, wind scale in S3 and when collecting
Between the least.
The organic exhaust gas method of sampling the most according to claim 9, it is characterised in that the pretreatment pollutant in described S1
It is interval that concentration is divided into some concentration values, one corresponding wind scale of the correspondence of each numerical intervals and acquisition time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610797713.4A CN106323701A (en) | 2016-08-31 | 2016-08-31 | Organic waste gas sampling instrument and organic waste gas sampling method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610797713.4A CN106323701A (en) | 2016-08-31 | 2016-08-31 | Organic waste gas sampling instrument and organic waste gas sampling method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106323701A true CN106323701A (en) | 2017-01-11 |
Family
ID=57787236
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610797713.4A Pending CN106323701A (en) | 2016-08-31 | 2016-08-31 | Organic waste gas sampling instrument and organic waste gas sampling method |
Country Status (1)
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111366692A (en) * | 2020-04-16 | 2020-07-03 | 北方工业大学 | Gas environment parameter monitoring system and method |
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2016
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| CN2173399Y (en) * | 1992-08-08 | 1994-08-03 | 劳动部劳动保护科学研究所 | Static or drynamic pressure baalance type flow speed automatic tracing device for equal speed sampling instrument |
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| CN111366692A (en) * | 2020-04-16 | 2020-07-03 | 北方工业大学 | Gas environment parameter monitoring system and method |
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Application publication date: 20170111 |