CN112611826A - Online gas chromatography remote monitoring method based on Internet of things technology - Google Patents
Online gas chromatography remote monitoring method based on Internet of things technology Download PDFInfo
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- CN112611826A CN112611826A CN202011627225.1A CN202011627225A CN112611826A CN 112611826 A CN112611826 A CN 112611826A CN 202011627225 A CN202011627225 A CN 202011627225A CN 112611826 A CN112611826 A CN 112611826A
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 27
- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000004817 gas chromatography Methods 0.000 title claims abstract description 10
- 238000012360 testing method Methods 0.000 claims abstract description 8
- 238000001914 filtration Methods 0.000 claims description 3
- 239000012535 impurity Substances 0.000 claims description 3
- 238000005070 sampling Methods 0.000 description 2
- 206010063385 Intellectualisation Diseases 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000010365 information processing Effects 0.000 description 1
- 238000001834 photoacoustic spectrum Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
- G01N30/04—Preparation or injection of sample to be analysed
- G01N30/06—Preparation
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
- G01N30/26—Conditioning of the fluid carrier; Flow patterns
- G01N30/28—Control of physical parameters of the fluid carrier
- G01N30/32—Control of physical parameters of the fluid carrier of pressure or speed
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/182—Level alarms, e.g. alarms responsive to variables exceeding a threshold
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Abstract
The invention discloses an online gas chromatography remote monitoring method based on the technology of the Internet of things, which comprises the following steps: the first step is as follows: collecting gas molecule combination and concentration information by using a gas chromatographic analyzer, and transmitting the obtained gas component and concentration information to a computer, a mobile phone, a tablet and a manufacturer server of a user side in real time through the Internet; the second step is that: the user side runs the monitoring program through a computer, a mobile phone, a tablet and a manufacturer server to check the test data and the running state of the gas chromatograph in real time, and the pressure in the gas chromatograph is monitored in real time, so that the gas chromatograph runs in a safe pressure range. The invention can obtain the gas component and concentration information in real time, and controls the on-off of the gas path of the gas chromatographic analyzer and the pressure relief protection during overpressure in real time by arranging the pressure sensor, thereby avoiding the potential safety hazard caused by no person beside the gas chromatographic analyzer and facilitating the monitoring and use of the gas chromatographic analyzer at any time and any place.
Description
Technical Field
The invention relates to the technical field of gas chromatographic analyzers, in particular to an online gas chromatographic analyzer remote monitoring method based on the technology of the Internet of things, which is widely applied to the fields of petrochemical industry, scientific research and teaching, environment monitoring, food and medicine safety, high-purity gas industry, life science, judicial identification and the like.
Background
In recent years, with the rise of the internet, the internet of things based on the 'everything interconnection thinking' is also applied to more and more industries, the market has more and more demands on the internet and the intellectualization of the chromatographic analyzer, and particularly, the online detection of gas is more and more applied.
Chinese patent publication No. CN103675174A discloses a chromatographic analyzer, including annotating a kind system, sampling system and analytic system, its annotate a kind system and realize closing and opening of oil circuit through the luer lock, use the accurate T type three-way valve who designs on annotating the appearance ware cooperation sample, advance a kind, realize simultaneously through the primary and secondary mouth with the accurate of sampling system being connected, improved the accuracy of analysis and the convenience of operation greatly. By utilizing the photoacoustic spectrum principle, the components and the concentration are analyzed and determined by the characteristic spectrum of the absorbed gas molecules, and the accuracy of the test result is further ensured. And all components are integrated in a complete device, so that a sample preparation link is omitted, the loss of samples in multiple transfer is effectively avoided, and error sources are reduced.
Disclosure of Invention
The invention aims to provide an online gas chromatograph remote monitoring method based on the Internet of things technology, which is convenient for remote monitoring and online safe use of the gas chromatograph.
In order to achieve the purpose, the invention adopts the following technical scheme:
an online gas chromatography remote monitoring method based on the technology of the Internet of things is characterized by comprising the following steps:
the first step is as follows: collecting gas molecule combination and concentration information by using a gas chromatographic analyzer, and transmitting the obtained gas component and concentration information to a computer, a mobile phone, a tablet and a manufacturer server of a user side in real time through the Internet;
the second step is that: the user side runs the monitoring program through a computer, a mobile phone, a tablet and a manufacturer server to check the test data and the running state of the gas chromatograph in real time, and the pressure in the gas chromatograph is monitored in real time, so that the gas chromatograph runs in a safe pressure range.
The remote monitoring method for the online gas chromatographic analyzer based on the technology of the internet of things is characterized by comprising the following steps of: when the test gas pressure data of the online gas chromatograph deviates from the set value range, a computer, a mobile phone, a tablet or a factory server of a user side automatically alarms and sends a pressure relief signal, a pressure relief valve is connected to an air pipe in the gas chromatograph, the pressure relief valve is connected with a pressure relief valve relay of a controller, and the pressure relief valve relay receives the pressure relief signal and controls the pressure relief valve to open and relieve pressure.
The remote monitoring method for the online gas chromatographic analyzer based on the technology of the internet of things is characterized by comprising the following steps of: the gas inlet end of a gas pipe of the gas chromatographic analyzer is connected with a gas inlet switch valve, the gas inlet switch valve is connected with a gas inlet switch valve relay which is switched on and off by a controller, when the pressure relief valve is opened for pressure relief, the gas inlet switch valve relay receives a gas inlet closing signal sent by a computer, a mobile phone, a tablet or a manufacturer server of a user side, the gas inlet switch valve relay receives the gas inlet closing signal and closes the gas inlet switch valve, and the gas chromatographic analyzer stops gas inlet.
The remote monitoring method for the online gas chromatographic analyzer based on the technology of the internet of things is characterized by comprising the following steps of: and the gas inlet end of the gas pipe of the gas chromatographic analyzer is also connected in series with a filter for filtering impurities in the gas.
The remote monitoring method for the online gas chromatographic analyzer based on the technology of the internet of things is characterized by comprising the following steps of: the automatic alarm signal of the computer, the mobile phone, the panel or the manufacturer server at the user side is a mobile phone short message or an alarm bell triggering signal or a circuit conduction signal of an alarm lamp.
The remote monitoring method for the online gas chromatographic analyzer based on the technology of the internet of things is characterized by comprising the following steps of: and in the second step, a pressure sensor is connected to the closed cavity of the gas chromatographic analyzer to monitor gas pressure data, and signals of the pressure sensor are transmitted to a computer, a mobile phone, a tablet and a manufacturer server of a user side through the Internet.
Compared with the prior art, the invention has the following beneficial effects: through long-range real-time supervision gas chromatography appearance, obtain gas composition and concentration information in real time to through setting up pressure sensor, pressure release protection when real-time control gas chromatography appearance gas circuit break-make and excessive pressure avoids the potential safety hazard that causes because of unmanned when gas chromatography appearance is other, convenient anytime and anywhere monitors, uses gas chromatography appearance.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention.
An online gas chromatography remote monitoring method based on the technology of the Internet of things comprises the following steps:
the first step is as follows: the method comprises the steps that a gas chromatographic analyzer is used for collecting gas molecule combination and concentration information, the gas chromatographic analyzer is connected with a computer, a mobile phone, a panel and a manufacturer server of a user side through the Internet, the obtained gas component and concentration information are sent to the computer, the mobile phone, the panel and the manufacturer server of the user side in real time through the Internet, and the gas chromatographic analyzer is enabled to operate in a safe pressure range by monitoring the pressure in the gas chromatographic analyzer in real time;
the second step is that: the computer, the mobile phone, the panel and the manufacturer server of the user side remotely receive the gas molecule combination and concentration information, and the user side checks the test data and the operation condition of the gas chromatograph in real time through the computer, the mobile phone, the panel and the manufacturer server operation monitoring program; when the test gas pressure data of the online gas chromatograph deviates from the set value range, a computer, a mobile phone, a tablet or a factory server of a user side automatically alarms and sends a pressure relief signal, a gas pipe in the gas chromatograph is connected with a pressure relief valve, the pressure relief valve is connected with a pressure relief valve relay of a controller, and the pressure relief valve relay receives the pressure relief signal and controls the pressure relief valve to open and relieve pressure;
the gas inlet end of a gas pipe of the gas chromatographic analyzer is connected with a gas inlet switch valve, the gas inlet switch valve is connected with a gas inlet switch valve relay which is switched on and off by a controller, when the pressure relief valve is opened for pressure relief, the gas inlet switch valve relay receives a gas inlet closing signal sent by a computer, a mobile phone, a tablet or a manufacturer server of a user side, the gas inlet switch valve relay receives the gas inlet closing signal and closes the gas inlet switch valve, and the gas chromatographic analyzer stops gas inlet.
In the application, the gas inlet end of the gas pipe of the gas chromatographic analyzer is also connected in series with a filter for filtering impurities in the gas.
In the present application, the internet is a wired network or a wireless network.
In this application, the automatic alarm signal of the computer, the mobile phone, the tablet or the manufacturer server at the user side is a mobile phone short message, an alarm bell triggering signal or a circuit conduction signal of an alarm lamp.
In this application, in the second step, adopt on the airtight closed chamber of gas chromatographic analyzer connecting band pressure sensor to monitor gas pressure data, pressure sensor passes through computer, cell-phone, flat board and the producer server of rethread internet transmission to the user side after treater information processing.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. An online gas chromatography remote monitoring method based on the technology of the Internet of things is characterized by comprising the following steps:
the first step is as follows: collecting gas molecule combination and concentration information by using a gas chromatographic analyzer, and transmitting the obtained gas component and concentration information to a computer, a mobile phone, a tablet and a manufacturer server of a user side in real time through the Internet;
the second step is that: the user side runs the monitoring program through a computer, a mobile phone, a tablet and a manufacturer server to check the test data and the running state of the gas chromatograph in real time, and the pressure in the gas chromatograph is monitored in real time, so that the gas chromatograph runs in a safe pressure range.
2. The remote monitoring method for the online gas chromatographic analyzer based on the technology of the internet of things as claimed in claim 1, wherein the remote monitoring method comprises the following steps: when the test gas pressure data of the online gas chromatograph deviates from the set value range, a computer, a mobile phone, a tablet or a factory server of a user side automatically alarms and sends a pressure relief signal, a pressure relief valve is connected to an air pipe in the gas chromatograph, the pressure relief valve is connected with a pressure relief valve relay of a controller, and the pressure relief valve relay receives the pressure relief signal and controls the pressure relief valve to open and relieve pressure.
3. The remote monitoring method for the online gas chromatographic analyzer based on the technology of the internet of things as claimed in claim 2, wherein the remote monitoring method comprises the following steps: the gas inlet end of a gas pipe of the gas chromatographic analyzer is connected with a gas inlet switch valve, the gas inlet switch valve is connected with a gas inlet switch valve relay which is switched on and off by a controller, when the pressure relief valve is opened for pressure relief, the gas inlet switch valve relay receives a gas inlet closing signal sent by a computer, a mobile phone, a tablet or a manufacturer server of a user side, the gas inlet switch valve relay receives the gas inlet closing signal and closes the gas inlet switch valve, and the gas chromatographic analyzer stops gas inlet.
4. The remote monitoring method for the online gas chromatographic analyzer based on the technology of the internet of things as claimed in claim 1, wherein the remote monitoring method comprises the following steps: and the gas inlet end of the gas pipe of the gas chromatographic analyzer is also connected in series with a filter for filtering impurities in the gas.
5. The remote monitoring method for the online gas chromatographic analyzer based on the technology of the internet of things as claimed in claim 1, wherein the remote monitoring method comprises the following steps: the automatic alarm signal of the computer, the mobile phone, the panel or the manufacturer server at the user side is a mobile phone short message or an alarm bell triggering signal or a circuit conduction signal of an alarm lamp.
6. The remote monitoring method for the online gas chromatographic analyzer based on the technology of the internet of things as claimed in claim 1, wherein the remote monitoring method comprises the following steps: and in the second step, a pressure sensor is connected to the closed cavity of the gas chromatographic analyzer to monitor gas pressure data, and signals of the pressure sensor are transmitted to a computer, a mobile phone, a tablet and a manufacturer server of a user side through the Internet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011627225.1A CN112611826A (en) | 2020-12-31 | 2020-12-31 | Online gas chromatography remote monitoring method based on Internet of things technology |
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| CN202011627225.1A CN112611826A (en) | 2020-12-31 | 2020-12-31 | Online gas chromatography remote monitoring method based on Internet of things technology |
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| CN112611826A true CN112611826A (en) | 2021-04-06 |
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| CN1415966A (en) * | 2002-12-07 | 2003-05-07 | 胜利石油管理局地质录井公司 | On-line gas survey system for drilling mud |
| CN103557899A (en) * | 2013-10-29 | 2014-02-05 | 成都千嘉科技有限公司 | Gas metering method and device based on energy metering |
| CN103675174A (en) * | 2013-11-15 | 2014-03-26 | 国网山东省电力公司青岛供电公司 | Chromatographic analyzer |
| CN106645498A (en) * | 2017-01-16 | 2017-05-10 | 国网福建省电力有限公司 | Automatic starting device and method for gas chromatographic detector for transformer oil |
| CN106896070A (en) * | 2015-12-17 | 2017-06-27 | 重庆川仪自动化股份有限公司 | DOAS gas detecting systems based on technology of Internet of things |
| CN208406548U (en) * | 2018-05-14 | 2019-01-22 | 河南省日立信股份有限公司 | The sulfur hexafluoride gas film separation system of real time monitoring |
| CN109342605A (en) * | 2018-11-30 | 2019-02-15 | 山东润通科技有限公司 | Volatile organic matter (VOCs) on-line monitoring system |
| CN109917049A (en) * | 2019-04-22 | 2019-06-21 | 河南中分仪器股份有限公司 | Portable gas chromatograph analytical equipment |
| CN209372685U (en) * | 2018-09-27 | 2019-09-10 | 江苏集贤电力设备有限公司 | A kind of SF based on technology of Internet of things6Decomposition product analyzer |
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2020
- 2020-12-31 CN CN202011627225.1A patent/CN112611826A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1415966A (en) * | 2002-12-07 | 2003-05-07 | 胜利石油管理局地质录井公司 | On-line gas survey system for drilling mud |
| CN103557899A (en) * | 2013-10-29 | 2014-02-05 | 成都千嘉科技有限公司 | Gas metering method and device based on energy metering |
| CN103675174A (en) * | 2013-11-15 | 2014-03-26 | 国网山东省电力公司青岛供电公司 | Chromatographic analyzer |
| CN106896070A (en) * | 2015-12-17 | 2017-06-27 | 重庆川仪自动化股份有限公司 | DOAS gas detecting systems based on technology of Internet of things |
| CN106645498A (en) * | 2017-01-16 | 2017-05-10 | 国网福建省电力有限公司 | Automatic starting device and method for gas chromatographic detector for transformer oil |
| CN208406548U (en) * | 2018-05-14 | 2019-01-22 | 河南省日立信股份有限公司 | The sulfur hexafluoride gas film separation system of real time monitoring |
| CN209372685U (en) * | 2018-09-27 | 2019-09-10 | 江苏集贤电力设备有限公司 | A kind of SF based on technology of Internet of things6Decomposition product analyzer |
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Application publication date: 20210406 |