CN106644620A - Detachable multifunctional automatic gas collection method and device - Google Patents
Detachable multifunctional automatic gas collection method and device Download PDFInfo
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- CN106644620A CN106644620A CN201710101522.4A CN201710101522A CN106644620A CN 106644620 A CN106644620 A CN 106644620A CN 201710101522 A CN201710101522 A CN 201710101522A CN 106644620 A CN106644620 A CN 106644620A
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- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000005070 sampling Methods 0.000 claims abstract description 127
- 238000004458 analytical method Methods 0.000 claims abstract description 44
- 229910000831 Steel Inorganic materials 0.000 claims description 81
- 239000010959 steel Substances 0.000 claims description 81
- 238000004140 cleaning Methods 0.000 claims description 44
- 238000004891 communication Methods 0.000 claims description 36
- 239000003599 detergent Substances 0.000 claims description 12
- 238000003860 storage Methods 0.000 claims description 5
- 238000000465 moulding Methods 0.000 claims 2
- 238000005406 washing Methods 0.000 abstract 4
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 241
- 238000010586 diagram Methods 0.000 description 7
- 238000011010 flushing procedure Methods 0.000 description 5
- 238000004590 computer program Methods 0.000 description 3
- 239000003344 environmental pollutant Substances 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 231100000719 pollutant Toxicity 0.000 description 3
- 238000004364 calculation method Methods 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 238000004817 gas chromatography Methods 0.000 description 1
- 238000002290 gas chromatography-mass spectrometry Methods 0.000 description 1
- 150000005826 halohydrocarbons Chemical class 0.000 description 1
- 238000001819 mass spectrum Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000001568 sexual effect Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical compound S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
Classifications
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- 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
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/10—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices
- G01N35/1009—Characterised by arrangements for controlling the aspiration or dispense of liquids
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/10—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices
- G01N2035/1027—General features of the devices
- G01N2035/1048—General features of the devices using the transfer device for another function
- G01N2035/1053—General features of the devices using the transfer device for another function for separating part of the liquid, e.g. filters, extraction phase
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Abstract
The invention discloses a detachable multifunctional automatic gas collection method. The detachable multifunctional automatic gas collection method comprises the following steps: establishing an automatic gas collection device according to gas collection requirements; washing a sampling pipeline; washing a sampling tank; carrying out gas collection according to the gas collection requirements and marking; detaching the automatic gas collection device; putting the automatic gas collection device into a box and taking the device back to a laboratory for analyzing. The invention further discloses a detachable multifunctional automatic gas collection device. The detachable multifunctional automatic gas collection method and device, disclosed by the invention, integrate washing and sampling; online analysis can be carried out in an extendable manner; the device can be flexibly detached and is convenient to carry; gas sample collection bottles can be freely increased and decreased; the labor intensity and workload of observers are alleviated; the method and the device are applicable to automatic washing of a plurality of types of gas sampling devices, and collection and analysis of a plurality of types of gas samples.
Description
Technical field
The present invention relates to the collection of gas sample near the ground.More particularly, to a kind of disassembled multifunctional gas certainly
Dynamic acquisition method and device.
Background technology
Atmosphere environment supervision is that the concentration to pollutant in atmospheric environment is observed, analyzes its change and effect on environment
Continuous mode, it is main by determining air in pollutant species and its concentration, observe its spatial and temporal distributions and Changing Pattern.Institute
The atmosphere pollution of monitoring mainly has oxysulfide, nitrogen oxides, carbon monoxide, ozone, halo hydrocarbon etc.；
Particulate contaminant mainly has depositing dust, total suspended particles, floating dust and acid deposition.Air quality surveillance is to the master in the air of somewhere
Pollutant is wanted to carry out cloth point sampling, analysis.The distribution situation and source strength of scale, the source of atmospheric pollution generally according to an area,
The factors such as meteorological condition, topography and geomorphology, carry out the periodic monitoring of gainer.
Gas sampling and analysis process are the important steps of atmospheric environment observation, close for the reliable sexual intercourse of observation data
Cut is closed.At present, for the collection and detection of environmental gas, there are many research reports.But for adopting for gas with various
Collection, generally requires to design different sampling apparatuses, and per covering device different instruments, consumptive material are must be equipped with, and substantially increases sampling
Cost.And when field sampling is carried out, due to the restriction of environment on the spot, carry and build sampling apparatus and be all inconvenient.Together
When, existing gas collecting device often defines the quantity of gas sample, when requiring in the face of different gas collectings, exists
Sample size is not enough or it is excessive the drawbacks of.
Accordingly, it is desirable to provide a kind of disassembled multifunctional gas automatic acquiring method and device.
The content of the invention
In order to overcome drawbacks described above, it is an object of the invention to propose one kind integrate cleaning and sample, it is expansible enter
Row on-line analysis, the labour intensity for can flexibly dismount, be convenient for carrying, freely increase and decrease gas sample collection bottle, reducing observation personnel
The automatic cleaning suitable for multiple gases sampling apparatus, the collection of multiple gases sample and analytical equipment and side with workload
Method.
To reach above-mentioned purpose, the present invention adopts following technical proposals：
A kind of disassembled multifunctional gas automatic acquiring method, the method is comprised the following steps：
S1：Required to build gas automatic acquisition device according to gas collecting；
S2：Sample lines are cleaned；
S3：Sample can is cleaned；
S4：Required to carry out gas collecting and mark according to gas collecting；
S5：Gas automatic acquisition device is disassembled, vanning is taken back laboratory and is analyzed.
Preferably, gas automatic acquisition device includes：
Center-controlling computer, generates and sends industry control instruction, receives each steel that simultaneously storage industry control module group is sent
Bottle air pressure and sample gas concentration data；
Industrial control module group, including communication module, the first industrial control module and the second industrial control module, the first work
Industry control module performs the industry control instruction control cleaning part that industrial control computer is sent by communication module, the second Industry Control
Module performs the industry control instruction control sampling unit that industrial control computer is sent by communication module, and communication module refers to for device
Order and data communication；
Cleaning part, including turbomolecular pump, Zero gas generator and humidifier；
Sampling unit, including sampling box, sampling pump and multiple sample cans for being connected in parallel are required according to gas collecting；
Gas circuit assignment of logical device, flowmeter, mass flow that device also includes sampling gas circuit and is arranged in sampling gas circuit
Control meter and electronic pressure gage.
Preferably, step S2 specifically includes following steps：
S201：Center-controlling computer sends cleaning sample lines instruction by industrial control module group；
S202：Open turbomolecular pump；
S203：By controlling gas circuit assignment of logical device, first threshold is reached as standard with sample can vacuum, one by one to adopting
Sample tank is vacuumized；
S204：Close each gas circuit assignment of logical device；
S205：Start Zero gas generator, by controlling gas circuit assignment of logical device, detergent line five minutes；
S206：Cleaning is finished, and closes turbomolecular pump and Zero gas generator.
Preferably, step S3 specifically includes following steps：
S301：Center-controlling computer sends cleaning sample can instruction by industrial control module group；
S302：Zero gas generator is opened, by controlling gas circuit assignment of logical device, Second Threshold is reached with sample can pressure value
For standard, zero gas is passed through to sample can one by one；
S303：Turbomolecular pump is opened, by controlling gas circuit assignment of logical device, first threshold is reached with sample can vacuum
For standard, sample can is vacuumized one by one；
S304：Zero gas generator and humidifier are opened, it is 45% to control to humidify zero gas relative humidity, is patrolled by controlling gas circuit
Distributor is collected, Second Threshold is reached as standard with sample can pressure value, be passed through zero gas of humidification to sample can one by one；
S305：Turbomolecular pump is opened, by controlling gas circuit assignment of logical device, first threshold is reached with sample can vacuum
For standard, sample can is vacuumized one by one；
S306：Repeat the above steps S302-S305 tri- times, complete the cleaning to sample can.
Preferably, step S4 specifically includes following steps：
S401：Center-controlling computer sends sampling instruction by industrial control module group；
S402：Sampling pump is opened, by controlling gas circuit assignment of logical device, sample lines is cleaned with real atmosphere five minutes；
S403：Cleaning is finished, and by controlling gas circuit assignment of logical device, each sample can is sampled；
S404：In sampling time, if sampling pressure tank reaches the 3rd threshold value, center-controlling computer record sampling pressure tank
Data are simultaneously labeled as gas sample up to standard；
S405：In sampling time, if sampling pressure tank is not up to the 3rd threshold value, center-controlling computer record sampling tank pressure
Force data is simultaneously labeled as below standard gas sample；
S406：The sampling to each sample can is completed one by one.
Preferably, gas automatic acquisition device also includes：
Analysis portion, including analyzer, for carrying out on-line analysis to sample gas；
Industrial control module group also includes the 3rd industrial control module, performs industrial control computer and is sent out by communication module
The industry control instruction control sampling unit sent.
It is further preferred that gas automatic acquiring method also includes：
S6：Center-controlling computer is analyzed to the sample gas for being labeled as gas sample up to standard.
It is further preferred that step S6 specifically includes following steps：
S601：Center-controlling computer sends analysis instruction by industrial control module group；
S602：Zero gas generator is opened, by controlling gas circuit assignment of logical device, detergent line five minutes；
S603：By controlling gas circuit assignment of logical device, the sample gas in sample can are made to enter analyzer one by one；
S604：Analyzer is analyzed to sample gas, analyze data is sent to center by industrial control module group
Control computer；
S605：Complete the analysis to all sample gas for being labeled as gas sample up to standard.
A kind of disassembled multifunctional gas automatic acquisition device, the device includes：
Center-controlling computer, generates and sends industry control instruction, receives each steel that simultaneously storage industry control module group is sent
Bottle air pressure and sample gas concentration data；
Industrial control module group, including communication module, the first industrial control module and the second industrial control module, the first work
Industry control module performs the industry control instruction control cleaning part that industrial control computer is sent by communication module, the second Industry Control
Module performs the industry control instruction control sampling unit that industrial control computer is sent by communication module, and communication module refers to for device
Order and data communication；And
The sampling box that is sequentially connected by gas piping, sampling pump and multiple adopted according to what gas collecting requirement was connected in parallel
Sample tank, pipeline is provided with turbomolecular pump, Zero gas generator, humidifier flowmeter and mass flow between sampling box and sampling pump
Control meter, pipeline is provided with electronic pressure gage between sampling pump and sample can, each sample can port and whirlpool in multiple sample cans
Wheel molecular pump, sampling box, sampling pump, it is provided with gas circuit assignment of logical device at the one or both sides of flowmeter；
Gas circuit assignment of logical device is two-way electromagnetic valve.
Preferably, device also includes：
Analysis portion, including analyzer, for carrying out on-line analysis to sample gas；
Industrial control module group also includes the 3rd industrial control module, performs industrial control computer and is sent out by communication module
The industry control instruction control sampling unit sent.
Beneficial effects of the present invention are as follows：
A kind of disassembled multifunctional gas automatic acquiring method proposed by the present invention and device, collect cleaning and sample in one
Body, it is expansible to carry out on-line analysis, can flexibly dismount, be convenient for carrying, freely increase and decrease gas sample collection bottle, reduce observation personnel
Labour intensity and workload, it is adaptable to the automatic cleaning of multiple gases sampling apparatus and the collection of multiple gases sample and point
Analysis.
Description of the drawings
The specific embodiment of the present invention is described in further detail below in conjunction with the accompanying drawings.
Fig. 1 illustrates disassembled multifunctional gas automatic acquisition device general diagram.
Fig. 2 illustrates disassembled multifunctional gas automatic acquisition device circuit diagram.
Fig. 3 a illustrate pneumatic diagram outside multifunctional gas automatic acquisition device room disassembled in embodiment.
Fig. 3 b illustrate multifunctional gas automatic acquisition device laboratory pneumatic diagram disassembled in embodiment.
Fig. 4 a illustrate that gas circuit 1-steel cylinder of logic is vacuumized in gas circuit assignment of logical device work sheet.
Fig. 4 b illustrate 2-sample can of gas circuit logic press-in, zero gas of humidification in gas circuit assignment of logical device work sheet.
Fig. 4 c illustrate gas circuit 3-pipeline-cleaning of logic in gas circuit assignment of logical device work sheet.
Fig. 4 d illustrate gas circuit logic 4-real atmosphere detergent line in gas circuit assignment of logical device work sheet.
Fig. 4 e illustrate 5-sample can of gas circuit logic sampling in gas circuit assignment of logical device work sheet.
Specific embodiment
In order to be illustrated more clearly that the present invention, the present invention is done further with reference to preferred embodiments and drawings
It is bright.Similar part is indicated with identical reference in accompanying drawing.It will be appreciated by those skilled in the art that below institute is concrete
The content of description is illustrative and be not restrictive, and should not be limited the scope of the invention with this.
Fig. 1 illustrates dismountable multifunctional gas automatic acquisition device the general frame, by center-controlling computer 1, industry
Control module group 2, cleaning part 3, sampling unit 4 and analysis portion 5 are constituted, wherein：
Center-controlling computer 1 is industrial control computer, is connected by RS232 interfaces with industrial control module group 2, is led to
The configuration software coding crossed in center-controlling computer 1, generates and sends turbomolecular pump, Zero gas generator, adds
The industry control instruction of wet device, sampling pump, gas circuit and gas collection analysis；Receive each steel that simultaneously storage industry control module group 2 is sent
The analog signal of bottle air pressure and sample gas concentration data；
Industrial control module group 2 is connected respectively with center-controlling computer 1, cleaning part 3, collection portion 4 and analysis portion 5；Work
Industry control module group 2 receives turbomolecular pump, Zero gas generator, humidifier, the sampling that center-controlling computer 1 generates and sends
The industry control instruction of pump, gas circuit and gas collection analysis；Receive each steel cylinder barometric information of reflection of cleaning part 3 and the output of sampling unit 4
Voltage signal, receive analysis portion 5 output the voltage signal with gas concentration data；Wherein, industrial control module group 2 pairs
The industry control instruction of turbomolecular pump, Zero gas generator, humidifier, sampling pump, gas circuit and gas collection analysis carries out voltage conversion
Generate variable connector signal, the gas circuit assignment of logical of simultaneously output control turbomolecular pump, Zero gas generator, humidifier and sampling pump
Signal and the variable connector voltage signal of control gas collecting analysis, for controlling turbomolecular pump, Zero gas generator, humidifier
Automatically turn on and closing according to industry control instruction with sampling pump, instruct to sampling according to industry control for controlling cleaning part 3 and sampling unit 4
Tank is sequentially cleaned and sequentially sampled, and gas sample is carried out point according to industry control instruction for controlling the analyzer of analysis portion 5
Analysis；At voltage signal of the industrial control module group 2 to cleaning part 3 and each steel cylinder barometric information of reflection of the output of sampling unit 4
Reason, generates and exports the analog signal containing barometric information；It is dense with gas that industrial control module group 2 is exported to analysis portion 5
The voltage signal of degrees of data is processed, and generates and export the analog signal containing gas concentration data.
Fig. 2 illustrates disassembled multifunctional gas automatic acquisition device circuit diagram, wherein：Industrial control module group 2 includes
Communication module 21, the first industrial control module 22, the second industrial control module 23 and the 3rd industrial control module 24.First is industrial
Control module 22 is connected with cleaning part 3, performs the industry control instruction that industrial control computer program is sent by communication module 21, control
Turbomolecular pump in cleaning part processed 3, the opening and closing of gas circuit assignment of logical device, Zero gas generator and humidifier, receives and stores electronics
The analog signal of each steel cylinder barometric information that pressure gauge is sent；Second industrial control module 23 is connected with sampling unit 4, performs industry
The industry control instruction that control computer program is sent by communication module 21, sampling pump and gas circuit assignment of logical in control sampling unit 4
The opening and closing of device, receives and stores the analog signal of each steel cylinder barometric information that electronic pressure gage is sent；3rd industrial control module
24 are connected with analysis portion 5, perform the industry control instruction that industrial control computer program is sent by communication module 21, control analysis portion
All kinds of analyzers in 5, such as GC-MS or gas chromatograph, Zero gas generator and gas circuit assignment of logical device are opened
Close, receive and store the analog signal containing all kinds of analyzer data.
Communication module 21 is connected by interface with center-controlling computer 1, by communication bus and the first industrial module control
The 22, second industrial control module 23 of system and the 3rd industrial control module 24 are connected in parallel；Communication module 21 receives center control meter
The industry control instruction that the industrial control configuration program of calculation machine 1 sends, is transferred to the first industrial control module 22, second industrial by industry control instruction
The industrial control module 24 of control module 23 and the 3rd；Communication module 21 receives the first industrial control module 22, the second Industry Control
Analog signal that module 23 and the 3rd industrial control module 24 send simultaneously is transferred to center-controlling computer 1；First Industry Control
Module 22 receives industry control and instructs and be converted to on-off model and be conveyed to cleaning part 3, for controlling cleaning part 3 in turbo-molecular
Pump, gas circuit assignment of logical device, Zero gas generator and for control humid control 45% humidifier opening and closing, receive electronics pressure
The voltage signal of each steel cylinder barometric information of reflection that power table is generated simultaneously is converted to analog signal and is sent to communication module 21；Second work
Industry control module 23 receives industry control and instructs and be converted to on-off model and be sent to sampling unit 4, for controlling sampling unit 4 in sample
The opening and closing of pump and gas circuit assignment of logical device, receives the voltage signal of each steel cylinder barometric information of reflection that electronic pressure gage is generated and turns
It is changed to analog signal and is sent to communication module 21；3rd industrial control module 24 receives industry control and instructs and be converted to on-off model
Be sent to analysis portion 5, for controlling analysis portion 5 in all kinds of analyzer such as GC-MSs or gas chromatograph, zero
The opening and closing of gas generator and gas circuit assignment of logical device, receives the voltage signal containing all kinds of analyzer data and is converted to analog signal
It is sent to communication module 21.
Cleaning part 3 includes gas circuit assignment of logical device 31 and cleaning unit 32, and cleaning unit 32 includes turbomolecular pump, zero gas
Generator, humidifier, electronic pressure gage, flow controller and flowmeter；Gas circuit assignment of logical device 31 and industrial control module group 2
Connection, cleaning unit 32 is connected with gas circuit assignment of logical device 31；Gas circuit assignment of logical device 31 receives the of industrial control module group 2
The switching signal of the output of one industrial control module 22, generates and exports the control switched between zero gas being passed through to steel cylinder and is vacuumized
Signal processed, controls the working condition of each part in cleaning unit 32；Electronic pressure gage generates the electricity of each steel cylinder barometric information of reflection
Pressure signal is simultaneously sent to industrial control module 22, for determining whether steel cylinder vacuum reaches sets requirement and judge, leads to
Cross the sequentially cleaning that gas circuit assignment of logical device 31 completes each steel cylinder.
Sampling unit 4 includes gas circuit assignment of logical device 33 and sampling unit 34, and sampling unit 34 includes sampling pump and electronics pressure
Power table；Gas circuit assignment of logical device 33 is connected with industrial control module group 2, and sampling unit 34 is connected with gas circuit assignment of logical device 33；
Gas circuit assignment of logical device 33 receives the switching signal of the output of the second industrial control module 23 of industrial control module group 2, generates simultaneously
The control signal that output switches between sample introduction steel cylinder, controls the working condition of each part in cleaning unit 34；Electronic pressure gage
Generate the voltage signal of each steel cylinder barometric information of reflection and be sent to industrial control module 23, for whether determining steel cylinder vacuum
Reach sets requirement and judge, the sequentially sampling of each steel cylinder is completed by gas circuit assignment of logical device 33.
Analysis portion 5 includes gas circuit logic controller 35, Zero gas generator and all kinds of analyzer (GC-MSs
36 or gas chromatograph 37)；Gas circuit assignment of logical device 35 is connected with industrial control module group 2, all kinds of analyzer (gas-chromatography matter
Spectrum combined instrument 36 or gas chromatograph 37) it is connected with gas circuit assignment of logical device 35；Gas circuit assignment of logical device 33 receives Industry Control
The switching signal of the output of the 3rd industrial control module 24 of module group 2, generates and exports to gas sample in all kinds of analyzer (gas
Phase chromatograph-mass spectrometer 36 or gas chromatograph 37) between switch control signal；All kinds of analyzer (gas chromatography-mass spectrums
With instrument 36 or gas chromatograph 37) generate and export the concentration data of gaseous sample the 3rd Industry Control is sent to voltage signal
Module 24, for completing the sequentially analysis of sample.
The communication module is 485 modules, and industrial control module group includes that switching value module, analog module, two-way are opened
Powered-down source and AC light-emitting pipe indicator lamp.
By taking 10 steel cylinders as an example, sample can is steel cylinder to the present embodiment.Fig. 3 a illustrate that disassembled multifunctional gas are adopted automatically
Acquisition means pneumatic diagram, is made up of cleaning part 3 and sampling unit 4, including gas circuit assignment of logical device (31 and 33), (whirlpool of cleaning unit 32
Wheel molecular pump A1, Zero gas generator A2, humidifier A3 and electronic pressure gage A4, mass flow control meter A5, flowmeter A6), adopt
Sample unit 34 (sampling pump B1, electronic pressure gage A4), sampling box B2, steel cylinder and stainless steel pipeline.The gas circuit assignment of logical device
(31 and 33) are made up of 17 two three-way electromagnetic valves (T1-T7, S01-S10), and T2 is connected with turbomolecular pump A1, T3 and flowmeter
A6 is connected, and T5 and T6 connects with sampling pump B1, and T4 is connected with two three-way electromagnetic valve S01-S10 of control steel cylinder, two three-way electromagnetic valves
It is connected with the two three-way electromagnetic valve T7 at pipeline end after S01-S10 is in parallel.
Two three-way electromagnetic valves that two three-way electromagnetic valve T1 being connected with sampling box B2 shown in Fig. 3 a are connected with turbomolecular pump A1
Two three-way electromagnetic valves that the two three-way electromagnetic valve T3 that T2 is connected with flowmeter A6 are connected with two three-way electromagnetic valve S01-S10 of control steel cylinder
Two three-way electromagnetic valve T5 and T6, the two three-way electromagnetic valve T7 at pipeline end, two energization magnetic of control steel cylinder that T4 connects with sampling pump B1
Valve S01-S10 is to use two three-way electromagnetic valves, in the case of no power (closing), disconnects pipeline, (is opened in the case of energization
Open), connecting pipeline；
17 two three-way electromagnetic valves of gas circuit assignment of logical device (31 and 33) realize on off state by programme-control, complete five
Plant logic state：1. steel cylinder is vacuumized；2. steel cylinder is passed through zero gas；3. zero gas detergent line；4. real atmosphere detergent line；5. steel
Bottle sampling.
Fig. 4 a- Fig. 4 e illustrate the work shape of gas circuit assignment of logical device (31 and 33) each magnetic valve under different gas circuit logics
State.Gas circuit assignment of logical device (31 and 33) is connected by two three-way electromagnetic valve T2 being connected with turbomolecular pump A1 with flowmeter A6
Two three-way electromagnetic valve T3 are logical with two that the two three-way electromagnetic valve T4 that are connected of two three-way electromagnetic valve SX of control steel cylinder connect with sampling pump B1
Magnetic valve T5 and T6, the two three-way electromagnetic valve T7 at pipeline end, control steel cylinder two three-way electromagnetic valve S01-S10 composition, by this ten
The combination of seven two three-way electromagnetic valve different conditions, is respectively completed steel cylinder cleaning, and pipeline-cleaning and steel cylinder are sampled.
Fig. 4 a be gas circuit logic 1.-steel cylinder vacuumizes, two three-way electromagnetic valve T2 being now connected with turbomolecular pump A1 are opened
Open, with control steel cylinder two three-way electromagnetic valve SX be connected two three-way electromagnetic valve T4 unlatching, remaining two three-way electromagnetic valve T1, T3, T5, T6 and
T7 Close Alls, control steel cylinder two three-way electromagnetic valves except SX in addition to Close All, need to vacuumize steel cylinder two three-way electromagnetic valve SX unlatching；
Fig. 4 b be gas circuit logic 2.-steel cylinder is passed through zero gas, the two three-way electromagnetic valve T3 unlatchings being now connected with flowmeter A6,
Two three-way electromagnetic valve T4 being connected with two three-way electromagnetic valve SX of control steel cylinder are opened, remaining two three-way electromagnetic valve T1, T2, T5, T6 and T7
Close All, control steel cylinder two three-way electromagnetic valves except SX in addition to Close All, need to lead to zero gas cylinder two three-way electromagnetic valve SX unlatching；
Fig. 4 c are 3.-zero gas detergent line of gas circuit logic, and two three-way electromagnetic valve T3 being now connected with flowmeter A6 are opened,
Two three-way electromagnetic valve T4 being connected with two three-way electromagnetic valve SX of control steel cylinder are opened, and the two three-way electromagnetic valve T7 at pipeline end are opened, its
Remaining two three-way electromagnetic valve T1, T2, T5 and T6 Close Alls, two three-way electromagnetic valve S01-S10 Close Alls of all control steel cylinders；
Fig. 4 d be gas circuit logic 4.-real atmosphere detergent line, two three-way electromagnetic valve T1 being now connected with sampling box B2 open
Open, the two three-way electromagnetic valve T5 and T6 connected with sampling pump B1 are opened, the two three-way electromagnetic valve T7 at pipeline end are opened, remaining two energization
Magnet valve T2, T3, T4 Close All, two three-way electromagnetic valve S01-S10 Close Alls of all control steel cylinders；
Fig. 4 e be gas circuit logic 5.-steel cylinder sampling, the two three-way electromagnetic valve T1 unlatchings now be connected with sampling box B1 and adopt
Two three-way electromagnetic valve T5 and T6 of sample pump B1 series connection are opened, and remaining two three-way electromagnetic valve T2, T3, T4 and T7 Close All controls steel cylinder
Two three-way electromagnetic valves in addition to SX Close All, need the three-way electromagnetic valve SX of sampling steel cylinder two open.
Below according to Fig. 3 a by taking 10 sampling steel cylinders as an example, the concrete work of detachable multiple gases automatic acquisition device is introduced
Make step：
Step S1：Center-controlling computer 1 sends instruction by industrial control configuration program, and the first industrial control module 22 is received
After instruction, turbomolecular pump A1 is opened, gas circuit assignment of logical device 31 is received after instruction, and the state of gas circuit assignment of logical device 31 switchs to
Gas circuit logic 1.-steel cylinder vacuumizes, and opens two three-way electromagnetic valve T2 being connected with turbomolecular pump A1, opens and control steel cylinder
Two two three-way electromagnetic valve S01-S10 connected three-way electromagnetic valve T4, open the three-way electromagnetic valve S01 of headpin two, and bleed-off passage is opened, headpin
Interior gas passes through pipeline, two that two three-way electromagnetic valve S01, the two three-way electromagnetic valve T4 of control headpin are connected with turbomolecular pump A1
Three-way electromagnetic valve T2, flows out from turbomolecular pump A1, when headpin absolute pressure reaches 0.1Pa, is automatically switched off the three-way electromagnetic valve of headpin two
S01, opens No. 2 three-way electromagnetic valve S02 of bottle two, starts to vacuumize No. 2 bottles, and the gas in No. 2 bottles is by pipeline, No. 2 bottles of control
Two three-way electromagnetic valve S02, two three-way electromagnetic valve T4, two three-way electromagnetic valve T2, from turbomolecular pump A1 flow out, treat that No. 2 bottle absolute pressures reach
During 0.1Pa, No. 2 three-way electromagnetic valve S02 of bottle two are automatically switched off, open No. 3 three-way electromagnetic valve S03 of bottle two, start to take out very No. 3 bottles
It is empty ... sequentially to complete all 10 steel cylinders and vacuumize for the first time by that analogy, turbomolecular pump A1 is closed, close two energization magnetic
Valve T2；Zero gas generator A2 is opened, flow is controlled for 5L/min, after the reception instruction of gas circuit assignment of logical device 31, gas circuit logic point
The state of orchestration 31 switchs to 3.-zero gas detergent line of gas circuit logic, opens two three-way electromagnetic valve T3 being connected with flowmeter A6, beats
The three-way electromagnetic valve T7 of open pipe road end two, closes two three-way electromagnetic valve S01-S10 of all control steel cylinders, flushing line 5 minutes, zero gas
By pipeline, flow controller A5, flowmeter A6, two three-way electromagnetic valve T3, two three-way electromagnetic valve T4, two three-way electromagnetic valve T7, effuser
Road；
Step S2：Center-controlling computer 1 sends instruction by industrial control configuration program, and the first industrial control module 22 is received
After instruction, Zero gas generator A2 is opened, control flow for 5L/min, after the reception instruction of gas circuit assignment of logical device 31, gas circuit logic
The state of distributor 31 switchs to 3.-zero gas detergent line of gas circuit logic, opens two three-way electromagnetic valve T3 being connected with flowmeter A6,
The three-way electromagnetic valve T7 of opening pipeline end two, two three-way electromagnetic valve S01-S10 of all control steel cylinders of closing, flushing line 5 minutes, zero
Gas is flowed out by pipeline, flow controller A5, flowmeter A6, two three-way electromagnetic valve T3, two three-way electromagnetic valve T4, two three-way electromagnetic valve T7
Pipeline；Gas circuit assignment of logical device 31 is received after instruction, the state of gas circuit assignment of logical device 31 switch to gas circuit logic 2.-steel cylinder leads to
Enter zero gas, close two three-way electromagnetic valve T7, open the three-way electromagnetic valve S01 of headpin two, inlet channel is opened, and zero gas passes through pipeline, flow
Controller A5, flowmeter A6, two three-way electromagnetic valve T3, two three-way electromagnetic valve T4, two three-way electromagnetic valve S01, into headpin, treat that headpin is exhausted
When pressure reaches 300kPa, the three-way electromagnetic valve S01 of headpin two is automatically switched off, opens No. 2 three-way electromagnetic valve S02 of bottle two, started to No. 2 bottles
Zero gas is passed through, zero gas is powered by pipeline, flow controller A5, flowmeter A6, two three-way electromagnetic valve T3, two three-way electromagnetic valve T4, two
Magnet valve S02, into No. 2 bottles, when No. 2 bottle absolute pressures reach 300kPa, is automatically switched off No. 2 three-way electromagnetic valve S02 of bottle two, opens No. 3
Two three-way electromagnetic valve S03 of bottle, start to be passed through zero gas ... by that analogy to No. 3 bottles, sequentially complete all 10 steel cylinders and are passed through zero gas,
Zero gas generator A2 is closed, two three-way electromagnetic valve T3 are closed；
Step S3：Center-controlling computer 1 sends instruction by industrial control configuration program, and the first industrial control module 22 is received
After instruction, turbomolecular pump A1 is again turned on, gas circuit assignment of logical device 31 is received after instruction, the state of gas circuit assignment of logical device 31
Switch to gas circuit logic 1.-steel cylinder vacuumizes, and opens two three-way electromagnetic valve T2 being connected with turbomolecular pump A1, opens and control steel
Two two three-way electromagnetic valve S01-S10 of bottle connected three-way electromagnetic valve T4, open the three-way electromagnetic valve S01 of headpin two, and bleed-off passage is opened, and 1
Gas in number bottle is connected by two three-way electromagnetic valve S01, the two three-way electromagnetic valve T4 of pipeline, control headpin with turbomolecular pump A1
Two three-way electromagnetic valve T2, from turbomolecular pump A1 flow out, when headpin absolute pressure reaches 0.1Pa, be automatically switched off the energization of headpin two
Magnet valve S01, opens No. 2 three-way electromagnetic valve S02 of bottle two, starts to vacuumize No. 2 bottles, and the gas in No. 2 bottles is by pipeline, control 2
Two three-way electromagnetic valve S02, two three-way electromagnetic valve T4, the two three-way electromagnetic valve T2 of number bottle, flow out from turbomolecular pump A1, treat No. 2 bottle absolute pressures
When reaching 0.1Pa, No. 2 three-way electromagnetic valve S02 of bottle two are automatically switched off, open No. 3 three-way electromagnetic valve S03 of bottle two, start to take out very No. 3 bottles
It is empty ... sequentially to complete all 10 steel cylinders and vacuumize for the second time by that analogy, turbomolecular pump A1 is closed, close two energization magnetic
Valve T2；
Step S4：Center-controlling computer 1 sends instruction by industrial control configuration program, and the first industrial control module 22 is received
After instruction, Zero gas generator A2 is opened, open humidifier A3 (relative humidity is controlled in 45% 0 gas), control flow for 5L/
Min, gas circuit assignment of logical device 31 is received after instruction, the state of gas circuit assignment of logical device 31 switch to gas circuit logic 2.-steel cylinder is passed through
Zero gas, opens two three-way electromagnetic valve T3 being connected with flowmeter A6, opens the three-way electromagnetic valve S01 of headpin two, and inlet channel is opened, plus
Wet zero gas passes through pipeline, flow controller A5, flowmeter A6, two three-way electromagnetic valve T3, two three-way electromagnetic valve T4, two three-way electromagnetic valve S01,
Into headpin, when No. 1 absolute pressure reaches 300kPa, the three-way electromagnetic valve S01 of headpin two is automatically switched off, opens No. 2 energization magnetic of bottle two
Valve S02, starts to be passed through No. 2 bottles in zero gas of humidification, and zero gas of humidification passes through pipeline, flow controller A5, flowmeter A6, two energization magnetic
Valve T3, two three-way electromagnetic valve T4, two three-way electromagnetic valve S02, into No. 2 bottles, when No. 2 bottle absolute pressures reach 300kPa, are automatically switched off No. 2
Two three-way electromagnetic valve S02 of bottle, open No. 3 three-way electromagnetic valve S03 of bottle two, start to be passed through No. 3 bottles in zero gas ... of humidification by that analogy, suitable
Secondary all 10 steel cylinders that complete are passed through zero gas of humidification, close Zero gas generator A2, close humidifier A3, close two three-way electromagnetic valves
T3；
Step S5：Center-controlling computer 1 sends instruction by industrial control configuration program, and the first industrial control module 22 is received
After instruction, turbomolecular pump A1 is again turned on, gas circuit assignment of logical device 31 is received after instruction, the state of gas circuit assignment of logical device 31
Switch to gas circuit logic 1.-steel cylinder vacuumizes, and opens two three-way electromagnetic valve T2 being connected with turbomolecular pump A1, opens and control steel
Two two three-way electromagnetic valve S01-S10 of bottle connected three-way electromagnetic valve T4, open the three-way electromagnetic valve S01 of headpin two, and bleed-off passage is opened, and 1
Gas in number bottle is connected by two three-way electromagnetic valve S01, the two three-way electromagnetic valve T4 of pipeline, control headpin with turbomolecular pump A1
Two three-way electromagnetic valve T2, from turbomolecular pump A1 flow out, when headpin absolute pressure reaches 0.1Pa, be automatically switched off the energization of headpin two
Magnet valve S01, opens No. 2 three-way electromagnetic valve S02 of bottle two, starts to vacuumize No. 2 bottles, and the gas in No. 2 bottles is by pipeline, control 2
Two three-way electromagnetic valve S02, two three-way electromagnetic valve T4, the two three-way electromagnetic valve T2 of number bottle, flow out from turbomolecular pump A1, treat No. 2 bottle absolute pressures
When reaching 0.1Pa, No. 2 three-way electromagnetic valve S02 of bottle two are automatically switched off, open No. 3 three-way electromagnetic valve S03 of bottle two, start to take out very No. 3 bottles
It is empty ... sequentially to complete all 10 steel cylinder third times and vacuumize by that analogy, turbomolecular pump A1 is closed, close two energization magnetic
Valve T2；
Repeat step S21-S5, completes round and injects zero gas, zero gas of humidification for three times to sampling steel cylinder, takes out true 96 times
Sky reaches expected cleaning performance.
Step S6：Center-controlling computer sends sampling instruction, the second industrial control module 23 by industrial control configuration program
After receiving instruction, sampling pump B1 is opened, gas circuit assignment of logical device 33 is received after instruction, and the state of gas circuit assignment of logical device 33 switchs to
Gas circuit logic 4.-real atmosphere detergent line, open two the three-way electromagnetic valve T5 and T6 that connects with sampling pump B1, opening pipeline is last
The three-way electromagnetic valve T7 of tail, opens two three-way electromagnetic valve T1 being connected with sampling box B2, closes two three-way electromagnetic valve T4, closes all controls
Real atmosphere is sent into pipeline by two three-way electromagnetic valve S01-S10 of steel cylinder, sampling pump B1, rinses whole pipeline 5 minutes, real atmosphere
By pipeline, two three-way electromagnetic valve T1, two three-way electromagnetic valve T5, sampling pump B1, two three-way electromagnetic valve T6, two three-way electromagnetic valve T7, effuser
Road；Gas circuit assignment of logical device 31 is received after instruction, the state of gas circuit assignment of logical device 31 switch to gas circuit logic 5.-steel cylinder sampling,
Two three-way electromagnetic valve T7 are closed, the three-way electromagnetic valve S01 of headpin two is opened, inlet channel is opened, real atmosphere is powered by pipeline, two
Magnet valve T1, two three-way electromagnetic valve T5, sampling pump B1, two three-way electromagnetic valve T6, two three-way electromagnetic valve S01, into headpin, if sampling steel
The pressure of bottle does not reach 300kPa, continues to sampling, treats that headpin pressure value reaches 300kPa, and central computer records corresponding data,
And by program automatic marking be gas sample up to standard, be automatically switched off the three-way electromagnetic valve S01 of headpin two；If in 3 minutes not up to
300kPa, central computer record corresponding data, and be below standard gas sample by program automatic marking warning numerical value, rapid switching
To next sampling channel, No. 2 bottle samplings are carried out, open No. 2 three-way electromagnetic valve S02 of bottle two, inlet channel is opened, and real atmosphere leads to
Pipeline, two three-way electromagnetic valve T1, two three-way electromagnetic valve T5, sampling pump B1, two three-way electromagnetic valve T6, two three-way electromagnetic valve S02 are crossed, into No. 2
Bottle, if the pressure of sampling steel cylinder is not up to 300kPa, continues to sampling, treats that No. 2 bottle pressure values reach 300kPa, center calculation
Machine records corresponding data, and is gas sample up to standard by program automatic marking, is automatically switched off No. 2 three-way electromagnetic valve S02 of bottle two；If
300kPa, central computer record corresponding data are not up in 3 minutes, and by program automatic marking warning numerical value, are cut rapidly
Next sampling channel is changed to, No. 3 bottle samplings ... is carried out by that analogy, the sampling of all 10 steel cylinders is sequentially completed, is closed
Sampling pump B1.
After completing the sampling of all steel cylinders, the valve on all steel cylinders is fastened, each instrument component is disassembled, band of casing
Return, carry out lab analysis.According to pneumatic diagram assembled device in laboratory shown in Fig. 3 b；
Step S7：Center-controlling computer is not up to sampled pressure according to when sampling to the classification that all steel cylinder gas samples are carried out
Steel cylinder mark warning numerical value, judge whether to on-line analysis, if next gas sample sample to be analyzed be warning sample not
Gas sample up to standard, then skip automatically, and the three-way electromagnetic valve of passage two is remained off, and center-controlling computer judges next gas sample
It is whether up to standard；If the non-warning sample of next gas sample sample to be analyzed is gas sample up to standard, sent point by industrial control configuration program
Instruction is analysed, the 3rd industrial control module 24 is received after instruction, opens Zero gas generator A2, it is 5L/min to control flow, and gas circuit is patrolled
Collect distributor 35 to receive after instruction, open two three-way electromagnetic valve T3, close all two three-way electromagnetic valve S01-S10 for controlling steel cylinders, allow
Zero gas flushing pipeline 5 minutes, cleaning closes Zero gas generator A2 after finishing, and closes two three-way electromagnetic valve T3, opens the first sampling steel
Bottle two three-way electromagnetic valve S01, because steel cylinder pressure meets on-line analysis requirement, be sampled as malleation can flushing line, adopt after 10s
Gas carries out enrichment concentration and then completes sample analysis into the injector of analyzer or analyzer in sample steel cylinder, will analyze number
According to feeding back to center-controlling computer；After gas sample analysis is finished, center-controlling computer continues to judge that whether next one gas sample is
Gas sample ... up to standard by that analogy, completes the analysis of all gas samples.Center-controlling computer is sampled according to during sampling to being not up to
The warning numerical value of the steel cylinder mark of pressure, judges whether to on-line analysis, if next sample to be analyzed is warning sample,
Automatically skip；If the non-warning sample of next sample to be analyzed, by industrial control configuration program analysis instruction is sent, the 3rd is industrial
Control module 24 is received after instruction, opens Zero gas generator A2, and it is 5L/min to control flow, and gas circuit assignment of logical device 35 is received and referred to
After order, two three-way electromagnetic valve T3 are opened, close two three-way electromagnetic valve S01-S10 of all control steel cylinders, allow zero gas to clean whole pipeline 5
Minute, cleaning closes Zero gas generator A2 after finishing, and closes two three-way electromagnetic valve T3, opens two three-way electromagnetic valves of the second sampling steel cylinder
S02, sampling steel cylinder be malleation sample gas can flushing line, after 10s gas circuit assignment of logical device open make gas in sampling steel cylinder
Body enters analyzer, and analysis provides sampled result and feeds back to central computer, goes round and begins again until the analysis for completing all gas.
Obviously, the above embodiment of the present invention is only intended to clearly illustrate example of the present invention, and is not right
The restriction of embodiments of the present invention, for those of ordinary skill in the field, may be used also on the basis of the above description
To make other changes in different forms, all of embodiment cannot be exhaustive here, it is every to belong to this
Obvious change that bright technical scheme is extended out changes row still in protection scope of the present invention.
Claims (10)
1. a kind of disassembled multifunctional gas automatic acquiring method, it is characterised in that the method comprising the steps of：
S1：Required to build gas automatic acquisition device according to gas collecting；
S2：Sample lines are cleaned；
S3：Sample can is cleaned；
S4：Required to carry out gas collecting and mark according to gas collecting；
S5：Gas automatic acquisition device is disassembled, vanning is taken back laboratory and is analyzed.
2. gas automatic acquiring method according to claim 1, it is characterised in that the gas automatic acquisition device bag
Include：
Center-controlling computer, generates and sends industry control instruction, receives each steel cylinder gas that simultaneously storage industry control module group is sent
Pressure and sample gas concentration data；
Industrial control module group, including communication module, the first industrial control module and the second industrial control module, the first industry control
Molding block performs the industry control instruction control cleaning part that industrial control computer is sent by communication module, the second industrial control module
Perform the industry control instruction control sampling unit that industrial control computer is sent by communication module, communication module for device instruction and
Data communication；
Cleaning part, including turbomolecular pump, Zero gas generator and humidifier；
Sampling unit, including sampling box, sampling pump and multiple sample cans for being connected in parallel are required according to gas collecting；
Described device also includes sampling gas circuit and the gas circuit assignment of logical device, flowmeter, the quality that are arranged in the sampling gas circuit
Flow control meter and electronic pressure gage.
3. gas automatic acquiring method according to claim 1, it is characterised in that step S2 specifically includes following step
Suddenly：
S201：Center-controlling computer sends cleaning sample lines instruction by industrial control module group；
S202：Open turbomolecular pump；
S203：By controlling gas circuit assignment of logical device, first threshold is reached as standard with sample can vacuum, one by one to sample can
Vacuumized；
S204：Close each gas circuit assignment of logical device；
S205：Start Zero gas generator, by controlling gas circuit assignment of logical device, detergent line five minutes；
S206：Cleaning is finished, and closes turbomolecular pump and Zero gas generator.
4. gas automatic acquiring method according to claim 1, it is characterised in that step S3 specifically includes following step
Suddenly：
S301：Center-controlling computer sends cleaning sample can instruction by industrial control module group；
S302：Zero gas generator is opened, by controlling gas circuit assignment of logical device, Second Threshold is reached as mark with sample can pressure value
Standard, is passed through one by one zero gas to sample can；
S303：Turbomolecular pump is opened, by controlling gas circuit assignment of logical device, first threshold is reached as mark with sample can vacuum
Standard, vacuumizes one by one to sample can；
S304：Zero gas generator and humidifier are opened, it is 45% to control to humidify zero gas relative humidity, by controlling gas circuit logic point
Orchestration, Second Threshold is reached as standard with sample can pressure value, is passed through zero gas of humidification to sample can one by one；
S305：Turbomolecular pump is opened, by controlling gas circuit assignment of logical device, first threshold is reached as mark with sample can vacuum
Standard, vacuumizes one by one to sample can；
S306：Repeat the above steps S302-S305 tri- times, complete the cleaning to sample can.
5. gas automatic acquiring method according to claim 1, it is characterised in that step S4 specifically includes following step
Suddenly：
S401：Center-controlling computer sends sampling instruction by industrial control module group；
S402：Sampling pump is opened, by controlling gas circuit assignment of logical device, sample lines is cleaned with real atmosphere five minutes；
S403：Cleaning is finished, and by controlling gas circuit assignment of logical device, each sample can is sampled；
S404：In sampling time, if sampling pressure tank reaches the 3rd threshold value, center-controlling computer records the sampling pressure tank
Data are simultaneously labeled as gas sample up to standard；
S405：In sampling time, if sampling pressure tank is not up to the 3rd threshold value, center-controlling computer records the sampling tank pressure
Force data is simultaneously labeled as below standard gas sample；
S406：The sampling to each sample can is completed one by one.
6. gas automatic acquiring method according to claim 2, it is characterised in that the gas automatic acquisition device is also wrapped
Include：
Analysis portion, including analyzer, for carrying out on-line analysis to sample gas；
Industrial control module group also includes the 3rd industrial control module, performs what industrial control computer was sent by communication module
Industry control instruction control sampling unit.
7. gas automatic acquiring method according to claim 6, it is characterised in that the gas automatic acquiring method is also wrapped
Include：
S6：Center-controlling computer is analyzed to the sample gas for being labeled as gas sample up to standard.
8. gas automatic acquiring method according to claim 7, it is characterised in that step S6 specifically includes following step
Suddenly：
S601：Center-controlling computer sends analysis instruction by industrial control module group；
S602：Zero gas generator is opened, by controlling gas circuit assignment of logical device, detergent line five minutes；
S603：By controlling gas circuit assignment of logical device, the sample gas in sample can are made to enter analyzer one by one；
S604：Analyzer is analyzed to sample gas, analyze data is sent to center control by industrial control module group
Computer；
S605：Complete the analysis to all sample gas for being labeled as gas sample up to standard.
9. a kind of disassembled multifunctional gas automatic acquisition device, it is characterised in that the device includes：
Center-controlling computer, generates and sends industry control instruction, receives each steel cylinder gas that simultaneously storage industry control module group is sent
Pressure and sample gas concentration data；
Industrial control module group, including communication module, the first industrial control module and the second industrial control module, the first industry control
Molding block performs the industry control instruction control cleaning part that industrial control computer is sent by communication module, the second industrial control module
Perform the industry control instruction control sampling unit that industrial control computer is sent by communication module, communication module for device instruction and
Data communication；And
The sampling box that is sequentially connected by gas piping, sampling pump and the multiple samplings being connected in parallel according to gas collecting requirement
Tank, pipeline is provided with turbomolecular pump, Zero gas generator, humidifier flowmeter and quality stream between the sampling box and sampling pump
Amount control meter, pipeline is provided with electronic pressure gage between the sampling pump and sample can, each sampling in the plurality of sample can
Tank port and the turbomolecular pump, sampling box, sampling pump, it is provided with gas circuit assignment of logical device at the one or both sides of flowmeter；
The gas circuit assignment of logical device is two-way electromagnetic valve.
10. gas automatic acquisition device according to claim 9, it is characterised in that described device also includes：
Analysis portion, including analyzer, for carrying out on-line analysis to sample gas；
Industrial control module group also includes the 3rd industrial control module, performs what industrial control computer was sent by communication module
Industry control instruction control sampling unit.
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| CN201710101522.4A CN106644620B (en) | 2017-02-24 | 2017-02-24 | Detachable multifunctional gas automatic acquisition method and device |
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| CN201710101522.4A CN106644620B (en) | 2017-02-24 | 2017-02-24 | Detachable multifunctional gas automatic acquisition method and device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108303292A (en) * | 2017-12-04 | 2018-07-20 | 优泰科技（深圳）有限公司 | A kind of clear tank instrument of double pump and control method |
| CN109342130A (en) * | 2018-11-12 | 2019-02-15 | 北京雪迪龙科技股份有限公司 | A kind of mean value sampling system and method |
| CN109387405A (en) * | 2018-11-21 | 2019-02-26 | 临安区域大气本底站 | Air sample airbag samples auto-flushing air charging system |
| CN110095325A (en) * | 2019-05-28 | 2019-08-06 | 山东瑞泽检测评价技术服务有限公司 | A kind of miniature small traffic timing gas sampler of airbag |
| CN112477813A (en) * | 2019-09-12 | 2021-03-12 | 长沙智能驾驶研究院有限公司 | Cleaning control method and device of sensing equipment, vehicle and cleaning control system of vehicle |
| CN112747977A (en) * | 2020-12-22 | 2021-05-04 | 河南日兆勘测规划设计有限公司 | Gas sampling device for environment detection |
| CN113474632A (en) * | 2019-02-25 | 2021-10-01 | 株式会社岛津制作所 | Method for cleaning gas supply unit in gas inspection device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10274644A (en) * | 1997-03-31 | 1998-10-13 | Tokyo Gas Co Ltd | Method and equipment for analyzing gas |
| CN1673738A (en) * | 2004-03-25 | 2005-09-28 | 中国科学院大气物理研究所 | A gas analyser calibrating device and calibrating method |
| JP2008026187A (en) * | 2006-07-21 | 2008-02-07 | National Institute Of Advanced Industrial & Technology | Gas sampling apparatus |
| CN102053164A (en) * | 2009-10-28 | 2011-05-11 | 中国科学院大气物理研究所 | System and method for automatically acquiring and analyzing trace gas |
| CN103399127A (en) * | 2013-08-16 | 2013-11-20 | 中国环境科学研究院 | Gas analyzer calibration measurement apparatus and calibration measurement method thereof |
| CN106092834A (en) * | 2016-06-07 | 2016-11-09 | 中国科学院大气物理研究所 | Airborne fine particulate matter online source resolution system and method |
| CN206479381U (en) * | 2017-02-24 | 2017-09-08 | 中国科学院大气物理研究所 | A kind of disassembled multifunctional gas automatic acquisition device |
-
2017
- 2017-02-24 CN CN201710101522.4A patent/CN106644620B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10274644A (en) * | 1997-03-31 | 1998-10-13 | Tokyo Gas Co Ltd | Method and equipment for analyzing gas |
| CN1673738A (en) * | 2004-03-25 | 2005-09-28 | 中国科学院大气物理研究所 | A gas analyser calibrating device and calibrating method |
| JP2008026187A (en) * | 2006-07-21 | 2008-02-07 | National Institute Of Advanced Industrial & Technology | Gas sampling apparatus |
| CN102053164A (en) * | 2009-10-28 | 2011-05-11 | 中国科学院大气物理研究所 | System and method for automatically acquiring and analyzing trace gas |
| CN103399127A (en) * | 2013-08-16 | 2013-11-20 | 中国环境科学研究院 | Gas analyzer calibration measurement apparatus and calibration measurement method thereof |
| CN106092834A (en) * | 2016-06-07 | 2016-11-09 | 中国科学院大气物理研究所 | Airborne fine particulate matter online source resolution system and method |
| CN206479381U (en) * | 2017-02-24 | 2017-09-08 | 中国科学院大气物理研究所 | A kind of disassembled multifunctional gas automatic acquisition device |
Non-Patent Citations (1)
| Title |
|---|
| 齐文启 等, 化学工业出版社 * |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108303292A (en) * | 2017-12-04 | 2018-07-20 | 优泰科技（深圳）有限公司 | A kind of clear tank instrument of double pump and control method |
| CN109342130A (en) * | 2018-11-12 | 2019-02-15 | 北京雪迪龙科技股份有限公司 | A kind of mean value sampling system and method |
| CN109387405A (en) * | 2018-11-21 | 2019-02-26 | 临安区域大气本底站 | Air sample airbag samples auto-flushing air charging system |
| CN113474632A (en) * | 2019-02-25 | 2021-10-01 | 株式会社岛津制作所 | Method for cleaning gas supply unit in gas inspection device |
| CN110095325A (en) * | 2019-05-28 | 2019-08-06 | 山东瑞泽检测评价技术服务有限公司 | A kind of miniature small traffic timing gas sampler of airbag |
| CN112477813A (en) * | 2019-09-12 | 2021-03-12 | 长沙智能驾驶研究院有限公司 | Cleaning control method and device of sensing equipment, vehicle and cleaning control system of vehicle |
| CN112747977A (en) * | 2020-12-22 | 2021-05-04 | 河南日兆勘测规划设计有限公司 | Gas sampling device for environment detection |
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|---|---|
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