CN107941895A - Ionic migration spectrum detection instrument - Google Patents
Ionic migration spectrum detection instrument Download PDFInfo
- Publication number
- CN107941895A CN107941895A CN201711107930.7A CN201711107930A CN107941895A CN 107941895 A CN107941895 A CN 107941895A CN 201711107930 A CN201711107930 A CN 201711107930A CN 107941895 A CN107941895 A CN 107941895A
- Authority
- CN
- China
- Prior art keywords
- conduit
- gas
- ionic migration
- migration spectrum
- sensor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 144
- 238000001228 spectrum Methods 0.000 title claims abstract description 57
- 238000009791 electrochemical migration reaction Methods 0.000 title claims abstract description 55
- 238000012360 testing method Methods 0.000 claims abstract description 25
- 238000002347 injection Methods 0.000 claims description 27
- 239000007924 injection Substances 0.000 claims description 27
- 230000005012 migration Effects 0.000 claims description 10
- 238000013508 migration Methods 0.000 claims description 10
- 230000009471 action Effects 0.000 claims description 2
- 239000007789 gas Substances 0.000 abstract description 116
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 9
- 229910052760 oxygen Inorganic materials 0.000 abstract description 9
- 239000001301 oxygen Substances 0.000 abstract description 9
- 239000000126 substance Substances 0.000 abstract description 5
- 238000007599 discharging Methods 0.000 abstract description 2
- 150000002500 ions Chemical class 0.000 description 12
- 238000012544 monitoring process Methods 0.000 description 7
- 238000000766 differential mobility spectroscopy Methods 0.000 description 5
- 230000035945 sensitivity Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 239000002575 chemical warfare agent Substances 0.000 description 2
- 238000007865 diluting Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 230000004927 fusion Effects 0.000 description 2
- 238000001871 ion mobility spectroscopy Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000007084 catalytic combustion reaction Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000005518 electrochemistry Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000003502 gasoline Substances 0.000 description 1
- 239000000383 hazardous chemical Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/62—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
Abstract
The present invention, which provides a kind of ionic migration spectrum detection instrument, includes air inlet, gas outlet, the first detection path and the second detection path.Air inlet is to introduce gas to be detected, and gas outlet is discharging the gas after detection.First detection path includes sensor.Sensor is connected with air inlet by conduit, and sensor is connected with gas outlet by conduit.Second detection path is connected with air inlet by conduit, and the second detection path is connected with gas outlet by conduit.Sensor can detect the relevant informations such as the type, concentration and component of under test gas.Meanwhile the data such as the image of the collection of illustrative plates of under test gas, gas current intensity and offset voltage (field) size can be obtained by the second detection path.By the first detection path and detection of second detection path under test gas, ionic migration spectrum detection instrument can be made while realize the sxemiquantitative to oxygen, imflammable gas and chemical gas and quantitative detection.
Description
Technical field
The present invention relates to a kind of detector, more particularly to a kind of ionic migration spectrum detection instrument.
Background technology
Super high field asymmetric waveform Ion mobility spectrometry is that a kind of hazardous chemical, pollutant and chemical warfare agent of being used for is examined
The detection technique of the chip-scale of survey.Super high field asymmetric waveform Ion mobility spectrometry can be applied to complexity detection environment,
Detection during application scenario, such as safety check to the explosive and gasoline, diesel oil combustible material that are likely to occur.In many works
In industry environment (such as chemical plant, mine) and operation process, the concentration of oxygen is required for detecting and monitors, to ensure operation process
Be smoothed out, and ensure the safety of operating personnel.Oxygen is as a kind of combustion-supporting gas, its concentration relationship to imflammable gas
The size of burning or risk of explosion occurs.Therefore, detect and monitor oxygen concentration, Industry Control, environmental monitoring, medicine with
And daily life etc., suffer from very important meaning.At present, super high field asymmetric waveform ion mobility spectrometry skill
Art still suffers from problem in terms of Information data fusion, causes the detector based on super high field asymmetric waveform Ion mobility spectrometry
It is only capable of realizing the half-quantitative detection of pure gas, and detects not high with the accuracy of monitoring, sensitivity, limits using field,
It can not meet the market demand.
The content of the invention
Based on this, it is necessary to for existing Ion mobility spectrometry detector accuracy with sensitivity is not high asks
Topic, there is provided a kind of to quantify the ionic migration spectrum detection instrument for detecting multiple gases.
A kind of ionic migration spectrum detection instrument includes air inlet, gas outlet, the first detection path and the second detection path.Institute
Air inlet is stated to introduce gas to be detected.The gas outlet to discharge detection after gas.First detection path
Including sensor, the sensor is connected with the air inlet by conduit, and the sensor passes through conduit with the gas outlet
Connection.Second detection path is connected with the air inlet by conduit, and second detection path is led to the gas outlet
Cross conduit connection.
In one of the embodiments, the sensor includes at least two class array sensors, to detect inhomogeneity
The gas of type.
In one of the embodiments, first detection path include the first injection port, with the first injection port phase
The first position of splitter even and the first air pump being connected with the sensor.First injection port leads to first position of splitter
Cross conduit connection.First position of splitter is connected with the sensor by conduit.The sensor leads to first air pump
Conduit connection is crossed, first air pump is connected with the gas outlet by conduit.
In one of the embodiments, the array sensor is arranged to gas sensor array sensor.
In one of the embodiments, second detection path includes the second position of splitter, ionic migration spectrum detection path
And air discharge passage.The ionic migration spectrum detection path is connected with second position of splitter by pipeline, and described second
Position of splitter is connected with the air discharge passage by pipeline.
In one of the embodiments, the ionic migration spectrum detection path includes detector, the second injection port, the second gas
Pump, surge tank and filter core.Second injection port is connected with the detector by conduit.The detector and the buffering
Tank is connected by conduit, and the surge tank is connected with second air pump by conduit.Second air pump leads to the filter core
Conduit connection is crossed, the filter core is connected with second position of splitter by conduit.
In one of the embodiments, the air discharge passage by second position of splitter with the gas outlet by leading
Pipe connects, and the gas after part is detected is discharged.
In one of the embodiments, the detector is arranged to ionic migration spectrum detection device.
In one of the embodiments, the air inlet is connected with first injection port by conduit, the air inlet
Connected with second injection port by conduit, under test gas to be introduced to first detection path and described second respectively
Detection path.
In one of the embodiments, the ionic migration spectrum detection instrument is arranged to super high field asymmetric waveform Ion transfer
Spectrometer.
The present invention, which provides a kind of ionic migration spectrum detection instrument, includes air inlet, gas outlet, the first detection path and second
Detection path.The air inlet is to introduce gas to be detected, and the gas outlet is discharging the gas after detection.Described
One detection path includes sensor.The sensor is connected with the air inlet by conduit, the sensor and the outlet
Mouth is connected by conduit.Second detection path is connected with the air inlet by conduit, second detection path and institute
Gas outlet is stated to connect by conduit.The sensor passes through the data such as the resistance value measured and corresponding voltage, electric current, capacitance
It can detect the relevant informations such as the type, concentration and component of under test gas.Meanwhile can be with by second detection path
Obtain image, gas current intensity and corresponding radio-frequency voltage (field), the compensation electricity of the two-dimentional or three-dimensional collection of illustrative plates of under test gas
Press the data such as (field) size.Therefore, by first detection path and detection of second detection path under test gas,
It can make the ionic migration spectrum detection instrument while realize sxemiquantitative to oxygen, imflammable gas and chemical gas and fixed
Amount detection.So improving accuracy and sensitivity of the detection of gas with monitoring by the ionic migration spectrum detection instrument, expand
It is big to use field, it disclosure satisfy that the market demand.
Brief description of the drawings
Fig. 1 is the testing principle block diagram of the ionic migration spectrum detection instrument of the present invention.
Description of reference numerals
Air inlet 20, gas outlet 30, the first detection path 40, sensor 410, array sensor 412, the first injection port
420th, the first position of splitter 430, the first air pump 440, the second detection path 50, the second position of splitter 510, circulation line 520, second into
Sample mouth 522, detector 524, surge tank 526, the second air pump 528, filter core 529, gas exhaust manifold 530.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, by the following examples, and combine attached
Figure, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only explaining this hair
It is bright, it is not intended to limit the present invention.
Refer to Fig. 1, a kind of ionic migration spectrum detection instrument include air inlet 20, gas outlet 30, the first detection path 40 with
And second detection path 50.The air inlet 20 is introducing gas to be detected.After the gas outlet 30 is to discharge detection
Gas.First detection path 40 includes sensor 410.The sensor 410 is connected with the air inlet 20 by conduit
Connect.The sensor 410 is connected with the gas outlet 30 by conduit.Second detection path 50 is logical with the air inlet 20
Conduit connection is crossed, second detection path 50 is connected with the gas outlet 30 by conduit.
The sensor 410 can be detected by data such as the resistance value measured and corresponding voltage, electric current, capacitances
The relevant informations such as type, concentration and the component of under test gas.Meanwhile it can be obtained by second detection path 50 to be measured
Image, gas current intensity and corresponding radio-frequency voltage (field), the offset voltage (field) of the two-dimentional or three-dimensional collection of illustrative plates of gas are big
The data such as small.Therefore, can by first detection path 40 and detection of second detection path 50 under test gas
Make the ionic migration spectrum detection instrument 10 while realize sxemiquantitative to oxygen, imflammable gas and chemical gas and quantitative
Detection.So improving accuracy and sensitivity of the detection of gas with monitoring by the ionic migration spectrum detection instrument 10, expand
It is big to use field, it disclosure satisfy that the market demand.
In one embodiment, the sensor 410 includes at least two class array sensors 412, to detect difference
The gas of type.By array sensor 412 at least described in two classes, the ionic migration spectrum detection instrument 10 will can sense more
Device data fusion skill technology is applied to different field.Same under test gas can be measured by using multiple sensors,
So as to obtaining the multi-source information of under test gas, and make full use of the multi-source information of acquisition to be merged, it is possible to achieve to oxygen, can
Sxemiquantitative and the quantitative detection of combustion property gas and chemical gas.Therefore, can also ensure even if in the presence of a harsh environment high-quality
The detection of amount.
In one embodiment, first detection path 40 includes the first injection port 420 and first injection port
420 the first connected position of splitter 430 and the first air pump 440 being connected with the sensor 410.First injection port 420
It is connected with first position of splitter 430 by conduit.First position of splitter 430 is connected with the sensor 410 by conduit.
The sensor 410 is connected with first air pump 440 by conduit, and first air pump 440 passes through with the gas outlet 30
Conduit connects.
Under test gas enters first position of splitter 430 by first injection port 420.Under test gas is by described the
Under test gas, can be carried out shunting and be supplied respectively at least described in two classes that array sensor 412 is examined by one position of splitter 430
Survey.Therefore, it can be realized by using array sensor 412 at least described in two classes and same under test gas is measured, from
And the multi-source information of under test gas is obtained, and make full use of the multi-source information of acquisition to be merged.The array sensor 412
It is connected with first air pump 440 by conduit.First air pump 440 can realize that air pressure in pipeline is higher than and described the
The air pressure of one injection port, 420 pipeline, and by optimizing adjusting, Ke Yi to the gas flow of first air pump 440
The accuracy of monitoring is ensured while positive pressure expulsion diluting effect is provided.First air pump 440 passes through with the gas outlet 30
Conduit connects, and the gas after detection is discharged by the gas outlet 30, so as to complete first detection path 40 to gas
Detection.
In one embodiment, the array sensor 412 is arranged to gas sensor array sensor.Gas sensor
With precision is high, selectivity is good, reliability is high, it is not poisoned, independent of oxygen, by smaller, long lifespan of environmental disturbances factor etc.
Remarkable advantage.Gas sensor mainly includes semiconductor gas sensor, catalytic combustion type gas sensor, electrochemistry air-sensitive and passes
Sensor and optical gas sensor etc..Gas sensor has in the detection of gas such as poisonous, flammable, explosive, carbon dioxide field
And be widely applied.
In one embodiment, second detection path 50 includes the second position of splitter 510, ionic migration spectrum detection path
520 and air discharge passage 530.The ionic migration spectrum detection path 520 is connected with second position of splitter 510 by pipeline
Connect, second position of splitter 510 is connected with the air discharge passage 530 by pipeline.
The ionic migration spectrum detection path 520 is detecting under test gas.When gas is examined by the ion mobility spectrometry
When surveying path 520, by being scanned within the specific limits to offset voltage, it is possible to so that different sample ions are in specific benefit
Repay and detection pole is reached by migration area under voltage, realize the detection of sample.It can reach selection by applying specific offset voltage
Property detection sample purpose.When gas is by the ionic migration spectrum detection path 520, the two dimension or three of gas can be obtained
Tie up the data such as image, gas current intensity and corresponding radio-frequency voltage (field), offset voltage (field) size of collection of illustrative plates.It is described from
Sub- migration spectrum detection path 520 is connected with second position of splitter 510 by pipeline, second position of splitter 510 and the gas
Body drain passageway 530 is connected by pipeline.By second position of splitter 510, it can cause 50 shape of the second detection path
Into a circulation path.Second position of splitter is passed through by the gas after the detection of the ionic migration spectrum detection path 520
After 510 shuntings, a part is again introduced into what the ionic migration spectrum detection path 520 was introduced with the air inlet 20 by pipeline
Gas sample mixing to be detected.Another part enters air discharge passage 530 by pipeline.By in second detection path 50
Second position of splitter 510, ionic migration spectrum detection path 520 and air discharge passage 530, carry out the sample in sample introduction pipeline
Dilution, makes the ionic migration spectrum detection instrument 10 be not easy to be polluted by sample gas.
In one embodiment, the ionic migration spectrum detection path 520 include detector 524, the second injection port 522,
Second air pump 528, surge tank 526 and filter core 529.Second injection port 522 is connected with the detector 524 by conduit
Connect.The detector 524 is connected with the surge tank 526 by conduit, and the surge tank 526 is logical with second air pump 528
Cross conduit connection.Second air pump 528 is connected with the filter core 529 by conduit, the filter core 529 and the described second shunting
Part 510 is connected by conduit.
Under test gas enters the detector 524 by second injection port 522.Detected by the detector 524
Gas afterwards, enters the surge tank 526 by conduit.The surge tank 526 can keep steady, the anti-suck of air-flow, no
Make gas pressure fluctuation severe, maintain the normal operation of the detector 524.By the gas of the surge tank 526, by leading
Pipe enters second air pump 528.Second air pump 528 can be such that the air pressure in pipeline is higher than and first injection port
The air pressure of 420 pipelines, and by optimizing adjusting to the gas flow of first air pump 440, positive pressure can provided
The accuracy of monitoring is ensured while promoting diluting effect.By the gas of second air pump 528, entered by conduit described in
Filter core 529.The filter core 529 is generally positioned at the downstream of second air pump 528, can so cause from second air pump
528 gas out recycles again after being filtered by the filter core 529, will not cause to disturb to detecting next time.By institute
The gas of filter core 529 is stated, second position of splitter 510 is entered by conduit.Second position of splitter 510 is by the gas after filtering
It is divided into two parts and respectively enters the ionic migration spectrum detection path 520 and the air discharge passage 530.
In one embodiment, the air discharge passage 530 leads to second position of splitter 510 and the gas outlet 30
Conduit connection is crossed, the gas after part is detected is discharged.Pass through the gas after the detection of the ionic migration spectrum detection path 520
By second position of splitter 510 shunt after, a part by pipeline be again introduced into the ionic migration spectrum detection path 520 with
The gas sample to be detected mixing that the air inlet 20 introduces.Another part enters air discharge passage 530 by pipeline, into gas
The gas of drain passageway 530 is discharged gas by the gas outlet 30.Therefore, can be right by second detection path 50
Sample in sample introduction pipeline is diluted, and makes the ionic migration spectrum detection instrument 10 be not easy to be polluted by sample gas, is increased
The pressure of big detector, improves detection result.
In one embodiment, the detector 524 is arranged to ionic migration spectrum detection device.The ionic migration spectrum detection
Device is mainly made of three parts:Part I is ionized region, for ionizing under test gas;Part II is migration area, is ionized
Material with supporting gas enter ion migration zone after, moved under migration area electric field action;Part III is detection zone, is used
To detect electricity or electric current through the ion of migration area.The ionic migration spectrum detection device is in height using ionic mobility
Difference off field carries out ion isolation.Under test gas enters ionized region, and then ionized gas ion enters migration area.Move
Move area and be generally two pieces of parallel tablets or coaxial cylindrical structure.Passed through by supporting gas transport ions from migration area, only
The ion for having a certain specific transfer rate passes through.If applying a matched offset voltage, ion is offset under asymmetric field
The displacement in y directions is produced, ion is reached detection pole by drift region.By within the specific limits to offset voltage into
Row scanning, it is possible to so that different sample ions reach detection pole under specific offset voltage by migration area, realize sample
Detection.Achieve the purpose that selective enumeration method sample by applying specific offset voltage.
In one embodiment, the air inlet 20 is connected with first injection port 420 by conduit, the air inlet
20 are connected with second injection port 522 by conduit, under test gas is introduced respectively first detection path 40 with
Second detection path 50.After under test gas enters the air inlet 20, first injection port is entered by conduit respectively
420 with second injection port 522, hence into first detection path 40 and second detection path 50, and then right
Under test gas is detected, and obtains gas relevant information.
In one embodiment, the ionic migration spectrum detection instrument 10 is arranged to super high field asymmetric waveform ion mobility spectrometry
Detector.The super high field asymmetric waveform ionic migration spectrum detection instrument mainly utilizes the mobility meeting of different ions under high field intensity
Different types of compound is separated and detects with the different characteristic of the change of electric field strength.The ionic migration spectrum detection instrument 10
It can realize while to oxygen and harmful influence, the detection and monitoring of pollutant, chemical warfare agent, it is not necessary to which extra increase is other
Equipment, improves the detection efficiency of the ionic migration spectrum detection instrument 10, is brought conveniently for the operation of different field.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope that this specification is recorded all is considered to be.
Embodiment described above only expresses the several embodiments of the present invention, its description is more specific and detailed, but simultaneously
Therefore the limitation to the scope of the claims of the present invention cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
- A kind of 1. ionic migration spectrum detection instrument, it is characterised in that including:Air inlet (20), to introduce gas to be detected;Gas outlet (30), to discharge the gas after detection;First detection path (40), first detection path (40) include sensor (410), the sensor (410) and institute State air inlet (20) to connect by conduit, the sensor (410) is connected with the gas outlet (30) by conduit;Second detection path (50), second detection path (50) are connected with the air inlet (20) by conduit, and described Two detection paths (50) are connected with the gas outlet (30) by conduit.
- 2. ionic migration spectrum detection instrument as claimed in claim 1, it is characterised in that the sensor (410) includes at least two Class array sensor (412), to detect different types of gas.
- 3. ionic migration spectrum detection instrument as claimed in claim 2, it is characterised in that first detection path (40) includes:First injection port (420);The first position of splitter (430) being connected with first injection port (420), first injection port (420) and described first Position of splitter (430) is connected by conduit;First position of splitter (430) is connected with the sensor (410) by conduit;The first air pump (440) being connected with the sensor (410), the sensor (410) are logical with first air pump (440) Conduit connection is crossed, first air pump (440) is connected with the gas outlet (30) by conduit.
- 4. ionic migration spectrum detection instrument as claimed in claim 2, it is characterised in that the array sensor (412) is set For gas sensor array sensor.
- 5. ionic migration spectrum detection instrument as claimed in claim 1, it is characterised in that second detection path (50) includes:Second position of splitter (510);Ionic migration spectrum detection path (520);AndAir discharge passage (530), the ionic migration spectrum detection path (520) pass through pipe with second position of splitter (510) Road connects, and second position of splitter (510) is connected with the air discharge passage (530) by pipeline.
- 6. ionic migration spectrum detection instrument as claimed in claim 5, it is characterised in that the ionic migration spectrum detection path (520) include:Detector (524);Second injection port (522), second injection port (522) are connected with the detector (524) by conduit;Second air pump (528);Surge tank (526), the detector (524) are connected with the surge tank (526) by conduit, the surge tank (526) It is connected with second air pump (528) by conduit;Filter core (529), second air pump (528) are connected with the filter core (529) by conduit, the filter core (529) and institute The second position of splitter (510) is stated to connect by conduit.
- 7. ionic migration spectrum detection instrument as claimed in claim 5, it is characterised in that the air discharge passage (530) is by institute State the second position of splitter (510) to be connected by conduit with the gas outlet (30), the gas after part is detected is discharged.
- 8. ionic migration spectrum detection instrument as claimed in claim 6, it is characterised in that the detector (524) is arranged to ion Migration spectrum detector.
- 9. ionic migration spectrum detection instrument as claimed in claim 1, it is characterised in that the air inlet (20) with described first into Sample mouth (420) is connected by conduit, and the air inlet (20) is connected with second injection port (522) by conduit, to incite somebody to action Under test gas introduces first detection path (40) and second detection path (50) respectively.
- 10. ionic migration spectrum detection instrument as claimed in claim 1, it is characterised in that the ionic migration spectrum detection instrument (10) It is arranged to super high field asymmetric waveform ionic migration spectrum detection instrument.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711107930.7A CN107941895A (en) | 2017-11-10 | 2017-11-10 | Ionic migration spectrum detection instrument |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711107930.7A CN107941895A (en) | 2017-11-10 | 2017-11-10 | Ionic migration spectrum detection instrument |
Publications (1)
Publication Number | Publication Date |
---|---|
CN107941895A true CN107941895A (en) | 2018-04-20 |
Family
ID=61934851
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201711107930.7A Pending CN107941895A (en) | 2017-11-10 | 2017-11-10 | Ionic migration spectrum detection instrument |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN107941895A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110081317A (en) * | 2019-03-18 | 2019-08-02 | 清华大学 | Leak position device and system |
CN110285930A (en) * | 2018-11-15 | 2019-09-27 | 杭州超钜科技有限公司 | The continuous leak detection system of one-component and its leak hunting method |
CN111077427A (en) * | 2018-10-22 | 2020-04-28 | 现代摩比斯株式会社 | Apparatus and method for detecting ion migration |
CN115791949A (en) * | 2022-11-28 | 2023-03-14 | 中船重工安谱(湖北)仪器有限公司 | Gas detection system device and detection method for gas detection |
Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1141433A (en) * | 1995-02-24 | 1997-01-29 | Lg电子株式会社 | Gas sensing apparatus and method thereof |
US5723861A (en) * | 1996-04-04 | 1998-03-03 | Mine Safety Appliances Company | Recirculating filtration system for use with a transportable ion mobility spectrometer |
CN102038757A (en) * | 2010-10-12 | 2011-05-04 | 北京同仁堂科技发展股份有限公司 | Quality inspection and control system for medicinal compositions |
CN102918381A (en) * | 2010-06-01 | 2013-02-06 | 罗伯特·博世有限公司 | Method and particle sensor for detecting particles in an exhaust gas stream |
CN103412036A (en) * | 2013-08-01 | 2013-11-27 | 浙江工商大学 | Gas type detecting method and system |
CN103854950A (en) * | 2012-11-30 | 2014-06-11 | 中国科学院大连化学物理研究所 | Membrane sample injection ionic migration spectrum gas path |
CN104569233A (en) * | 2013-10-28 | 2015-04-29 | 同方威视技术股份有限公司 | Ion mobility spectrometer system |
CN106153830A (en) * | 2016-08-11 | 2016-11-23 | 重庆大学 | Universal electric nasus system and detection method thereof |
CN106468685A (en) * | 2015-08-23 | 2017-03-01 | 李福霞 | Ion mobility spectrometry and semiconductor gas sensor integrated detection system |
CN206379328U (en) * | 2016-12-08 | 2017-08-04 | 上海孚邦实业有限公司 | A kind of ionic migration spectrometer for being used to detect indusrial toxic gas |
CN107314984A (en) * | 2017-08-03 | 2017-11-03 | 国网安徽省电力公司电力科学研究院 | Multi-functional sulfur hexafluoride gas detection absorption plant |
CN207992113U (en) * | 2017-11-10 | 2018-10-19 | 中国人民解放军陆军防化学院 | Ionic migration spectrum detection instrument |
-
2017
- 2017-11-10 CN CN201711107930.7A patent/CN107941895A/en active Pending
Patent Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1141433A (en) * | 1995-02-24 | 1997-01-29 | Lg电子株式会社 | Gas sensing apparatus and method thereof |
US5723861A (en) * | 1996-04-04 | 1998-03-03 | Mine Safety Appliances Company | Recirculating filtration system for use with a transportable ion mobility spectrometer |
CN102918381A (en) * | 2010-06-01 | 2013-02-06 | 罗伯特·博世有限公司 | Method and particle sensor for detecting particles in an exhaust gas stream |
CN102038757A (en) * | 2010-10-12 | 2011-05-04 | 北京同仁堂科技发展股份有限公司 | Quality inspection and control system for medicinal compositions |
CN103854950A (en) * | 2012-11-30 | 2014-06-11 | 中国科学院大连化学物理研究所 | Membrane sample injection ionic migration spectrum gas path |
CN103412036A (en) * | 2013-08-01 | 2013-11-27 | 浙江工商大学 | Gas type detecting method and system |
CN104569233A (en) * | 2013-10-28 | 2015-04-29 | 同方威视技术股份有限公司 | Ion mobility spectrometer system |
CN106468685A (en) * | 2015-08-23 | 2017-03-01 | 李福霞 | Ion mobility spectrometry and semiconductor gas sensor integrated detection system |
CN106153830A (en) * | 2016-08-11 | 2016-11-23 | 重庆大学 | Universal electric nasus system and detection method thereof |
CN206379328U (en) * | 2016-12-08 | 2017-08-04 | 上海孚邦实业有限公司 | A kind of ionic migration spectrometer for being used to detect indusrial toxic gas |
CN107314984A (en) * | 2017-08-03 | 2017-11-03 | 国网安徽省电力公司电力科学研究院 | Multi-functional sulfur hexafluoride gas detection absorption plant |
CN207992113U (en) * | 2017-11-10 | 2018-10-19 | 中国人民解放军陆军防化学院 | Ionic migration spectrum detection instrument |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111077427A (en) * | 2018-10-22 | 2020-04-28 | 现代摩比斯株式会社 | Apparatus and method for detecting ion migration |
CN111077427B (en) * | 2018-10-22 | 2022-03-08 | 现代摩比斯株式会社 | Apparatus and method for detecting ion migration |
CN110285930A (en) * | 2018-11-15 | 2019-09-27 | 杭州超钜科技有限公司 | The continuous leak detection system of one-component and its leak hunting method |
CN110081317A (en) * | 2019-03-18 | 2019-08-02 | 清华大学 | Leak position device and system |
CN115791949A (en) * | 2022-11-28 | 2023-03-14 | 中船重工安谱(湖北)仪器有限公司 | Gas detection system device and detection method for gas detection |
CN115791949B (en) * | 2022-11-28 | 2024-01-23 | 中船重工安谱(湖北)仪器有限公司 | Gas detection system device and detection method for gas detection |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN107941895A (en) | Ionic migration spectrum detection instrument | |
US10241096B2 (en) | Non-methane total hydrocarbons analysis apparatus and method for the same | |
US11454618B2 (en) | Coupled analytical instruments for dual mode FTIR/GC-FTIR | |
CN104898719B (en) | Pollution sources VOC concentration and total emission volumn real-time monitoring system | |
CN103336070B (en) | The pick-up unit of sulfur-bearing failure gas component and method in a kind of quantitative detection sulfur hexafluoride electrical equipment | |
CN202083635U (en) | Gas analyzer for petroleum and gas | |
CN105717065B (en) | The continuous monitoring device and its method of work of non-methane total hydrocarbons | |
CN106442890A (en) | Multichannel rapid air changing double-pump type gas detecting device | |
CN108333299A (en) | A kind of marine main engine discharges pollutants quick precise testing device and method | |
CN105987967B (en) | Non-methane total hydrocarbons and benezene material detect dedicated unit | |
CN110320251A (en) | A kind of on-line measuring device and detection method of natural gas hydrogen sulfide and thiophane content | |
CN107389816A (en) | Gases Dissolved in Transformer Oil on-Line Monitor Device detecting system self-checking device | |
CN103674796B (en) | A kind of hyperchannel PM2.5 monitor calibrating installation | |
CN107643352A (en) | NMHC detection means and method | |
CN207992113U (en) | Ionic migration spectrum detection instrument | |
CN109752440A (en) | A kind of total hydrocarbon concentration detector and its application and total hydrocarbon concentration measuring method | |
CN205719955U (en) | The continuous monitoring device of NMHC | |
CN101473222A (en) | Detection apparatus and methods | |
CN209894763U (en) | Detection apparatus for non-methane total hydrocarbon | |
CN103713055A (en) | High-concentration substance detection device and method | |
CN110794071A (en) | System and method for eliminating gas chromatography oxygen peak interference | |
CN203405450U (en) | Detection device for quantitatively detecting sulfur-containing fault gas components in sulphur hexafluoride electrical equipment | |
CN110412191A (en) | A kind of non-first total hydrocarbon benzene homologues online gc of list detector list ten-way valve | |
CN212568651U (en) | Non-methane total hydrocarbon detection device | |
CN213986335U (en) | Detection system for non-methane total hydrocarbon and benzene series |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination |