CN106548696A - A kind of simulation greenhouse gases generating meanss - Google Patents
A kind of simulation greenhouse gases generating meanss Download PDFInfo
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- CN106548696A CN106548696A CN201610921878.8A CN201610921878A CN106548696A CN 106548696 A CN106548696 A CN 106548696A CN 201610921878 A CN201610921878 A CN 201610921878A CN 106548696 A CN106548696 A CN 106548696A
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- 239000005431 greenhouse gas Substances 0.000 title claims abstract description 82
- 238000004088 simulation Methods 0.000 title claims abstract description 9
- 239000007789 gas Substances 0.000 claims abstract description 132
- 238000012360 testing method Methods 0.000 claims abstract description 16
- 230000008676 import Effects 0.000 claims abstract description 13
- 238000012856 packing Methods 0.000 claims abstract description 9
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 8
- 238000009826 distribution Methods 0.000 claims abstract description 6
- 238000003780 insertion Methods 0.000 claims abstract description 5
- 230000037431 insertion Effects 0.000 claims abstract description 5
- 238000002156 mixing Methods 0.000 claims description 21
- 230000000694 effects Effects 0.000 claims description 7
- 238000005259 measurement Methods 0.000 claims description 6
- 230000006641 stabilisation Effects 0.000 claims description 4
- 238000011105 stabilization Methods 0.000 claims description 4
- 238000011897 real-time detection Methods 0.000 claims description 3
- 230000002123 temporal effect Effects 0.000 claims description 3
- 230000002459 sustained effect Effects 0.000 claims description 2
- 238000012806 monitoring device Methods 0.000 abstract description 4
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 13
- GQPLMRYTRLFLPF-UHFFFAOYSA-N Nitrous Oxide Chemical compound [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 description 10
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 10
- 239000000523 sample Substances 0.000 description 9
- 229910002092 carbon dioxide Inorganic materials 0.000 description 6
- 230000008859 change Effects 0.000 description 6
- 229960004424 carbon dioxide Drugs 0.000 description 5
- 239000001272 nitrous oxide Substances 0.000 description 5
- 239000001569 carbon dioxide Substances 0.000 description 4
- 239000012895 dilution Substances 0.000 description 4
- 238000010790 dilution Methods 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 4
- 238000011161 development Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000013178 mathematical model Methods 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 229910002090 carbon oxide Inorganic materials 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000012549 training Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B25/00—Models for purposes not provided for in G09B23/00, e.g. full-sized devices for demonstration purposes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J7/00—Apparatus for generating gases
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Business, Economics & Management (AREA)
- Physics & Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
The invention discloses a kind of simulation greenhouse gases generating meanss，Including the pipeline for vertically arranging，Pipeline inner region is divided into greenhouse gases mixed function section from bottom to up、Greenhouse gases flow stabilizing function section and greenhouse gases test function section，The corrugated plate packing of the interlaced setting of polylith is installed in greenhouse gases mixed function section，Three installing holes are provided with the pipe side wall below corrugated plate packing，First、Second、The outlet of third gas inlet valve is connected with one end of the pre- distributor pipe of gas respectively，Multiple gas distribution holes are provided with the upper wall of the pipeline section of the pre- distributor pipe of gas in insertion pipeline，First、Second、The import of third gas inlet valve is sequentially connected gas flow controller by pipeline respectively、Air relief valve and gas cylinder,Temperature sensor is separately installed with the pipeline of greenhouse gases test function section、Pressure transducer、Flow sensor and humidity sensor and it is provided with gas sample mouth.This device can be calibrated to monitoring device.
Description
Technical field
The present invention relates to a kind of simulation greenhouse gases generating meanss, can debug, calibrate greenhouse gases for providing one kind
The device of monitoring device.
Background technology
So far, it is as the greenhouse gases discharged by mankind's activity have become the main cause of Global climate change, excellent
Change energy resource structure, control greenhouse gas emission to reach common understanding in countries in the world reply climate change field.
2015, National Development and Reform Committee was have submitted to UNFCCC《Reinforcing reply climate change row
It is dynamic --- China national is independently contributed》, the Chinese autonomous actions target for determining the year two thousand thirty：CO2 emission the year two thousand thirty is left
The right side reaches peak value and strives for reaching peak as early as possible；The CO2 emission of unit GDP declined 60%-65% than 2005.
The top priority of control greenhouse gas emission is exactly that its discharge capacity is accurately measured, and Greenhouse sets
Standby is to realize its important tool for accurately measuring.But, due to rising that the country is surveyed to stationary source greenhouse gas emissions
The step time is relatively later, and exploitation and the application of Greenhouse equipment are scarcely out of swaddling-clothes, and lack and greenhouse gas emission
Related data information and the assay device not used for the debugging of Greenhouse equipment development, constrain Greenhouse
The development of technology.
The content of the invention
It is an object of the invention to provide a kind of device that can debug, calibrate Greenhouse equipment and be greenhouse gas
The exploitation of body monitoring device and the simulation greenhouse gases generating meanss using the reference standard for providing test site and Monitoring Data.
The technical solution adopted in the present invention is：
A kind of simulation greenhouse gases generating meanss of the present invention, including the pipeline for vertically arranging, in described pipe
Road over top is provided with rain cover, and described duct bottom opening is air intake, is provided with described pipeline inner top
Air-introduced machine, described air intake to the pipeline inner region between air-introduced machine be divided into from bottom to up greenhouse gases mixed function section,
Greenhouse gases flow stabilizing function section with the current stabilization effect of mixing greenhouse gases and greenhouse gases test function section, in described temperature
The corrugated plate packing of polylith interlaced setting is installed, below described corrugated plate packing in the gas mixing functional section of room
Three installing holes, the outlet of first gas inlet valve, the outlet of second gas inlet valve and are provided with pipe side wall
The outlet of three gas inlet valves is connected with one end of the pre- distributor pipe of gas respectively, the pre- distributor pipe of three gas it is another
Hold and arrange for closing, the other end of the described pre- distributor pipe of three gases is inserted in pipeline each via the installing hole described in
It is welded and fixed with inner-walls of duct, multiple gas distributions is provided with the upper wall of the pipeline section of the pre- distributor pipe of gas in insertion pipeline
Hole, the import of described first gas inlet valve, the import of described second gas inlet valve and the 3rd described gas
The import of body inlet valve is sequentially connected gas flow controller, air relief valve and gas cylinder by pipeline respectively, and described first
Gas flow controller, second gas flow controller, third gas flow controller and air-introduced machine respectively by control line with
System controller is connected, and described system controller controls the ratio of each gas flow controller according to the signal being manually entered
Valve opening and described system controller control air-introduced machine to adjust the rotating speed of air-introduced machine according to the signal being manually entered, in institute
Temperature sensor, pressure transducer, flow sensor and wet are separately installed with the pipeline of the greenhouse gases test function section stated
Degree and is provided with gas sample mouth at sensor, described temperature sensor, pressure transducer, flow sensor and humidity sensor
Signal output part by control line be connected with system controller with the pipeline by real-time detection mix greenhouse gases it is auxiliary
Parameter is helped to export to system controller, described system controller Real-time Collection temperature sensor, pressure transducer, flow-velocity sensing
The auxiliary parameter of the mixing greenhouse gases of device and humidity sensor measurement, shows a temporal average at predetermined time intervals and protects
Deposit accumulative average data per minute.
The invention has the beneficial effects as follows：
The sky that the greenhouse gases of three kind of 100% concentration are imported with air-introduced machine by gas flow controller in the device gas cylinder
Gas completes mixing and dilution in device gas mixing functional section, finally gives the mixing greenhouse gases of low concentration, mixes when in use
Close carbon dioxide in gas, three kinds of greenhouse gas concentrations of methane and nitrous oxide and adopt ppm levels, can simulate under different operating modes
Mix the concentration of each gas parameter in greenhouse gases and real-time regulation can be carried out to concentration data.
The device can mix greenhouse gases generator as standard, by lot of experiments, set up mixing greenhouse gas concentration
With air-introduced machine rotating speed and the mathematical model of gas flow controller ratio valve opening, optimize greenhouse gas concentrations at different levels and air-introduced machine
Rotating speed and gas flow controller ratio valve opening corresponding relation, for Greenhouse equipment gas concentration measurement parameter
Calibration and debugging.
The device has gas temperature, pressure, flow velocity and moisture detection sensor, realizes to mixing greenhouse gases auxiliary
The measurement of parameter is simultaneously sent to data in system controller in real time, is measured for Greenhouse equipment gas auxiliary parameter
The calibration of data and debugging.
The device can apply to contrast experiment and the work in environment monitoring and energy-saving monitoring field about testing equipment
The work such as journey technical staff's training on operation, constantly lift detection technique ability for enterprise and provide necessary support.
Description of the drawings
Fig. 1 is a kind of structure principle chart of simulation greenhouse gases generating meanss of the present invention.
Specific embodiment
The present invention is described in detail with instantiation below in conjunction with the accompanying drawings.
The a kind of of the present invention simulates greenhouse gases generating meanss as shown in drawings, including the pipe for vertically arranging
Road, is provided with rain cover 6 in described pipeline over top, and rain cover 6 is used to protect air-introduced machine from rain erosion.Described
Duct bottom opening is air intake, is provided with air-introduced machine 5 in described pipeline inner top, and air-introduced machine 5 is for by pipeline outer space
Aspiration enters and provides the power of various gas mixings and dilution, and described air intake is to the pipeline inner region between air-introduced machine 5
It is divided into greenhouse gases mixed function section 1, the greenhouse gases flow stabilizing function section 2 with the current stabilization effect of mixing greenhouse gases from bottom to up
And greenhouse gases test function section 3, greenhouse gases flow stabilizing function section 2 makes gas fully develop in pipeline, and flow velocity tends to flat
Surely.The interlaced setting of polylith is provided with described greenhouse gases mixed function section 1 changes stream of the gas in pipeline
The corrugated plate packing of dynamic state, corrugated plate packing be used for change flow regime of the gas in pipeline, with reach gas with various it
Between fine dispersion and well-mixed purpose.Three installing holes are provided with the pipe side wall below described corrugated plate packing,
Outlet, the outlet of second gas inlet valve 13 and the outlet of third gas inlet valve 14 of first gas inlet valve 12
It is connected with one end of the pre- distributor pipe of gas respectively, the other end of the pre- distributor pipe of three gas is arranged for closing, described
The other end of the pre- distributor pipe of three gas each via being welded and fixed with inner-walls of duct in the installing hole insertion pipeline described in,
Multiple gas distribution holes are provided with the upper wall of the pipeline section of the pre- distributor pipe of gas in insertion pipeline, are so entered by inlet valve
100% concentration greenhouse gases equably from the gas distribution holes of the pre- distributor pipe of gas discharge, with air-introduced machine suction sky
Gas is contacted and is sufficiently mixed and dilution in greenhouse gases mixed function section.
The import of described first gas inlet valve 12, the import of described second gas inlet valve 13 and described
The import of third gas inlet valve 14 gas flow controller, air relief valve and gas cylinder are sequentially connected by pipeline respectively.
As illustrated, the import of described first gas inlet valve 12 is sequentially connected first gas flow controller by the first pipeline
23rd, the first air relief valve 22 and the first gas cylinder 21, the import of described second gas inlet valve 13 pass through second pipe successively
Connection second gas flow controller 18, the second air relief valve 19 and the second gas cylinder 20, described third gas inlet valve 14
Import third gas flow controller 17, the 3rd air relief valve 16 and the 3rd gas cylinder 15, institute are sequentially connected by the 3rd pipeline
The first gas cylinder 21, the second gas cylinder 20 and the 3rd gas cylinder 15 stated is respectively used to injecting carbon dioxide, methane and nitrous oxide.
Described first gas flow controller 23, second gas flow controller 18, third gas flow controller 17
It is connected with system controller 24 by control line with air-introduced machine 5 respectively, described system controller 24 is according to the letter being manually entered
Number the ratio valve opening and described system controller 24 of each gas flow controller are controlled according to the signal being manually entered
Control air-introduced machine 5 to adjust the rotating speed of air-introduced machine.
Gas sample mouth 4 is provided with the pipeline of described greenhouse gases test function section 3 and temperature is separately installed with
Sensor 7, pressure transducer 8, flow sensor 9 and humidity sensor 10, described temperature sensor 7, pressure transducer 8,
The signal output part of flow sensor 9 and humidity sensor 10 is connected with system controller 24 by control line with by real-time detection
Pipeline in mixing greenhouse gases auxiliary parameter export to system controller 24, described 24 Real-time Collection of system controller
The auxiliary ginseng of the mixing greenhouse gases of temperature sensor 7, pressure transducer 8, flow sensor 9 and humidity sensor 10 measurement
Number, shows a temporal average at predetermined time intervals and preserves accumulative average data per minute.
As one kind of the invention preferred embodiment, described pipe diameter is not less than 0.4 meter, described greenhouse gas
Body mixed function section 1, the greenhouse gases flow stabilizing function section 2 with the current stabilization effect of mixing greenhouse gases and greenhouse gases test work(
Height ratio between energy section 3 is 1：1-1.5：2-2.5 and greenhouse gases mixed function section 1 is exported apart from greenhouse gases test function
6-7 times for pipe diameter of the distance between gas sample mouth 4 in section 3,1 height of greenhouse gases mixed function section is not less than
1.3 meters, can be connected by flange between every segment pipe, such pipeline configuration is more stablized, is easily installed and dismantles and make
Various gases fully can develop after being thoroughly mixed, and mixed gas are protected during pipeline section at by described gas sample mouth 4
Hold flow speed stability, it is ensured that accurate, the reduction data fluctuations of each measurement parameter.
Preferably, described first gas inlet valve 12, second gas inlet valve 13 and described third gas
Inlet valve 14 can fully play gas distribution effect in advance, improve dilution, mixed effect along the spaced and parallel setting of sustained height
And it is easy to gas cylinder to the installation of air shooter line between gas inlet valves, compact conformation.
In Fig. 1, solid line represents gas transport path, and dotted line represents data signal transmission wire road.
The running of this device is as follows：
The probe of Greenhouse equipment is inserted on gas sample mouth 4 before device start, after device start, by system
24 start signal output air-introduced machine 5 of controller, passes first into air in making pipeline, air is by 1 bottom of greenhouse gases mixed function section
Portion enters；The first gas cylinder 21 equipped with carbon dioxide, the second gas cylinder 20 equipped with methane are opened successively and equipped with nitrous oxide
3rd gas cylinder 15 simultaneously adjusts respective air relief valve 22,19,16, make gas cylinder output pressure be applied to each gas flow controller 23,18,
17 inlet pressure range；The ratio valve opening of each gas flow controller 23,18,17 is adjusted by system controller 24, two are made
Install on carbonoxide, the 1 side wall of gas Jing greenhouse gases mixed functions section that three kinds of concentration of methane and nitrous oxide are 100%
First gas inlet valve 12, second gas inlet valve 13, third gas inlet valve 14 spray into greenhouse gases mixed function
Section 1, in the presence of gas mixing baffle plate 11, a small amount of high-purity greenhouse gas entered with side wall by the large quantity of air that bottom enters
Body (carbon dioxide, methane, nitrous oxide) is mutually mixed, dilutes, and is formed certain density " simulation greenhouse gases ", through greenhouse
After gas flow stabilizing function section 2, into greenhouse gases test function section 3；Greenhouse equipment carries out gas sample；Temperature is passed
Sensor 7, pressure transducer 8, flow sensor 9 and humidity sensor 10 transmit the Monitoring Data in pipeline to system controller
24, the data that the data that Greenhouse equipment is obtained are obtained with system controller are compared, then to greenhouse gases
Monitoring device is carried out debugging, is calibrated.
17,18,23 ratio valve opening of 5 rotating speed of air-introduced machine and each gas flow controller is adjusted by system controller, is passed through
A large amount of and repetition test, is set up mixing greenhouse gas concentration and is compared with 5 rotating speed of air-introduced machine and each gas flow controller 17,18,23
The mathematical model of example valve opening, finally give greenhouse gas concentrations at different levels and 5 rotating speed of air-introduced machine and each gas flow controller 17,
18th, 23 ratio valve opening corresponding relation, i.e. the, when rotating speed in air-introduced machine 5 is set to a certain specific rotation speeds, by increasing or reducing
17,18,23 ratio valve opening of each gas flow controller is interior into many of pipeline high-purity greenhouse gases to control the unit interval
It is few, and then obtain the mixing greenhouse gases of variable concentrations grade；By the mixing greenhouse gases of the variable concentrations grade for obtaining in gas
Hand sample is carried out on body sample tap 4, being then fed into laboratory carries out each component gas concentration analysis, by a large amount of and repeatedly
Experiment set up gas concentration and air-introduced machine rotating speed, gas flow controller ratio valve opening corresponding relation, with a certain rotating speed with open
The lower mixing greenhouse gases each component concentration experiment data of degree are standard value, the data that Greenhouse equipment is obtained and system
The data that controller is obtained are compared, and then Greenhouse equipment are carried out debugging, are calibrated.
Non-elaborated part of the present invention belongs to the known technology of those skilled in the art.
The above, the only specific embodiment in the present invention, but protection scope of the present invention is not limited thereto, and appoints
What be familiar with the people of the technology disclosed herein technical scope in, change, substitute, combination, simplified, should be equivalent and put
Mode is changed, should be all included within the scope of the present invention.
Claims (3)
- It is 1. a kind of to simulate greenhouse gases generating meanss, it is characterised in that：Including the pipeline for vertically arranging, in described pipe Road over top is provided with rain cover, and described duct bottom opening is air intake, is provided with described pipeline inner top Air-introduced machine, described air intake to the pipeline inner region between air-introduced machine be divided into from bottom to up greenhouse gases mixed function section, Greenhouse gases flow stabilizing function section with the current stabilization effect of mixing greenhouse gases and greenhouse gases test function section, in described temperature The corrugated plate packing of polylith interlaced setting is installed, below described corrugated plate packing in the gas mixing functional section of room Three installing holes, the outlet of first gas inlet valve, the outlet of second gas inlet valve and are provided with pipe side wall The outlet of three gas inlet valves is connected with one end of the pre- distributor pipe of gas respectively, the pre- distributor pipe of three gas it is another Hold and arrange for closing, the other end of the described pre- distributor pipe of three gases is inserted in pipeline each via the installing hole described in It is welded and fixed with inner-walls of duct, multiple gas distributions is provided with the upper wall of the pipeline section of the pre- distributor pipe of gas in insertion pipeline Hole, the import of described first gas inlet valve, the import of described second gas inlet valve and the 3rd described gas The import of body inlet valve is sequentially connected gas flow controller, air relief valve and gas cylinder by pipeline respectively, and described first Gas flow controller, second gas flow controller, third gas flow controller and air-introduced machine respectively by control line with System controller is connected, and described system controller controls the ratio of each gas flow controller according to the signal being manually entered Valve opening and described system controller control air-introduced machine to adjust the rotating speed of air-introduced machine according to the signal being manually entered, in institute Temperature sensor, pressure transducer, flow sensor and wet are separately installed with the pipeline of the greenhouse gases test function section stated Degree and is provided with gas sample mouth at sensor, described temperature sensor, pressure transducer, flow sensor and humidity sensor Signal output part by control line be connected with system controller with the pipeline by real-time detection mix greenhouse gases it is auxiliary Parameter is helped to export to system controller, described system controller Real-time Collection temperature sensor, pressure transducer, flow-velocity sensing The auxiliary parameter of the mixing greenhouse gases of device and humidity sensor measurement, shows a temporal average at predetermined time intervals and protects Deposit accumulative average data per minute.
- It is 2. according to claim 1 to simulate greenhouse gases generating meanss, it is characterised in that：Described pipe diameter is not less than 0.4 meter, described greenhouse gases mixed function section, between greenhouse gases flow stabilizing function section and greenhouse gases test function section Highly than being 1：1-1.5：The gas of 2-2.5 and the outlet of greenhouse gases mixed function section in greenhouse gases test function section takes 6-7 times for pipe diameter of the distance between sample mouth, greenhouse gases mixed function section are highly not less than 1.3 meters.
- 3. simulation greenhouse gases generating meanss according to claims 1 or 2, it is characterised in that：Described first gas Inlet valve, second gas inlet valve and described third gas inlet valve are along the spaced and parallel setting of sustained height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610921878.8A CN106548696A (en) | 2016-10-21 | 2016-10-21 | A kind of simulation greenhouse gases generating meanss |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610921878.8A CN106548696A (en) | 2016-10-21 | 2016-10-21 | A kind of simulation greenhouse gases generating meanss |
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| CN106548696A true CN106548696A (en) | 2017-03-29 |
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| CN201610921878.8A Pending CN106548696A (en) | 2016-10-21 | 2016-10-21 | A kind of simulation greenhouse gases generating meanss |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110678823A (en) * | 2017-05-29 | 2020-01-10 | 理化工业株式会社 | Control system design device and control system |
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| CN202015606U (en) * | 2011-04-12 | 2011-10-26 | 郭晓光 | Air distribution instrument for air control test box |
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| CN104267154A (en) * | 2014-10-17 | 2015-01-07 | 河南省计量科学研究院 | Gas analyzer calibration device |
| CN104458557A (en) * | 2014-12-22 | 2015-03-25 | 南京五和试验设备有限公司 | Mixed gas experimental system |
| CN204746121U (en) * | 2015-06-10 | 2015-11-11 | 林淑坤 | A novel laser tracer gas mixes quick -wittedly for producing mist |
-
2016
- 2016-10-21 CN CN201610921878.8A patent/CN106548696A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1981576A1 (en) * | 2006-01-24 | 2008-10-22 | Devx Tech IP Limited | A gas supply apparatus with improved control |
| CN202015606U (en) * | 2011-04-12 | 2011-10-26 | 郭晓光 | Air distribution instrument for air control test box |
| CN103852437A (en) * | 2014-03-22 | 2014-06-11 | 中国科学院合肥物质科学研究院 | System and method for measuring infrared spectrum in greenhouse gas emission flux |
| CN104267154A (en) * | 2014-10-17 | 2015-01-07 | 河南省计量科学研究院 | Gas analyzer calibration device |
| CN104458557A (en) * | 2014-12-22 | 2015-03-25 | 南京五和试验设备有限公司 | Mixed gas experimental system |
| CN204746121U (en) * | 2015-06-10 | 2015-11-11 | 林淑坤 | A novel laser tracer gas mixes quick -wittedly for producing mist |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110678823A (en) * | 2017-05-29 | 2020-01-10 | 理化工业株式会社 | Control system design device and control system |
| CN110678823B (en) * | 2017-05-29 | 2021-06-25 | 理化工业株式会社 | Control system design device and control system |
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Application publication date: 20170329 |
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