CN115174622A - Multi-path Internet of things gas monitoring control system and method - Google Patents
Multi-path Internet of things gas monitoring control system and method Download PDFInfo
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- CN115174622A CN115174622A CN202210783201.8A CN202210783201A CN115174622A CN 115174622 A CN115174622 A CN 115174622A CN 202210783201 A CN202210783201 A CN 202210783201A CN 115174622 A CN115174622 A CN 115174622A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
- G01N33/0031—General constructional details of gas analysers, e.g. portable test equipment concerning the detector comprising two or more sensors, e.g. a sensor array
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- G—PHYSICS
- G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
- G16Y—INFORMATION AND COMMUNICATION TECHNOLOGY SPECIALLY ADAPTED FOR THE INTERNET OF THINGS [IoT]
- G16Y40/00—IoT characterised by the purpose of the information processing
- G16Y40/10—Detection; Monitoring
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/38—Services specially adapted for particular environments, situations or purposes for collecting sensor information
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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Abstract
The invention discloses a multi-path Internet of things gas monitoring control system and a method, wherein the system comprises: the system comprises a physical hardware layer, a system kernel layer and a software application layer, wherein the physical hardware layer comprises terminal equipment, a gas monitoring controller and a gas sensor; the gas sensor comprises a plurality of probes, and the probes are connected with the gas monitoring controller through corresponding gas channels; the system kernel layer comprises a communication module, an information monitoring module and an expert system module; the software application layer comprises a parameter setting module, a system information communication module and an information monitoring display module. When gas monitoring is carried out, the information monitoring module captures a gas concentration value in real time and draws a change curve; and inputting information such as gas type, precision, low reporting value, high reporting value and the like of the current channel, prejudging the dynamic condition of the current gas concentration based on expert system data, and timely making emergency measures. The invention effectively solves the problems of multi-point simultaneous monitoring of various gas types and remote monitoring of the Internet of things.
Description
Technical Field
The invention relates to the technical field of gas detection, in particular to a multi-path Internet of things gas monitoring control system and method.
Background
Because various toxic gases are generated under most conditions in waste gas discharged by industrial production of enterprises, and the traditional gas monitoring controller and the traditional gas sensor can only monitor a single gas type in a single point, a serious challenge is provided for simultaneous monitoring of various toxic gases, and meanwhile, the traditional gas monitoring system cannot carry out remote real-time cloud monitoring on the concentration condition of on-site gas, so that the modern high-precision multi-path gas monitoring intelligent monitoring system has wide market requirements in China.
Disclosure of Invention
Aiming at the problems and characteristics of the existing gas monitoring, the invention provides a multi-path Internet of things gas monitoring control system and a multi-path Internet of things gas monitoring control method. Combine together traditional gas monitoring, instrument and meter technique and modern internet of things, carry out full flow information monitoring and interaction between whole gas monitoring process and user to according to the gas change curve condition, what record processing need be done to the current concentration value of dynamic suggestion user, the emergence of prevention major accident has improved enterprise production factor of safety and staff's convenience greatly, has higher actual meaning and practical value.
According to one aspect of the invention, a multi-path internet of things gas monitoring and control system comprises: a physical hardware layer, a system kernel layer and a software application layer;
the physical hardware layer comprises terminal equipment, a gas monitoring controller and a gas sensor; the gas sensor includes a plurality of probes, and a plurality of probes are connected with gas monitoring controller through the gas passage who corresponds, gas monitoring controller includes: the system comprises a host module, a slave module and a wireless module;
the gas sensor is respectively in communication connection with the host module and the slave module, the host module is in communication connection with the slave module, and the host module is in communication connection with the terminal equipment through a wireless module; the gas sensor can be communicated with the host module and the slave module according to different sampling types to upload a gas concentration value monitored in real time;
the system kernel layer comprises a communication module, an information monitoring module and an expert system module;
the information monitoring module monitors the concentration value of the gas to be detected on site in real time, the expert system module records the current gas concentration value based on an expert system data sheet according to the preset plan processing action of inputting different concentration values of the gas to be detected, and executes alarm and related emergency measures;
the software application layer comprises a parameter setting module, a system information communication module and an information monitoring display module;
the parameter setting module is used for setting sampling parameters of a gas channel collected by the gas monitoring controller, the system information communication module realizes information transmission of the whole system, and the information monitoring display module displays actual values of the monitored gas in real time and generates a corresponding concentration curve graph.
Preferably, the terminal device includes: PC and cell phone.
Preferably, the communication module realizes Ethernet communication between the PC and the host computer module based on LWIP protocol based on bus; the master module and the slave module are communicated through RS-232 imitating a Modbus protocol; the host module and the wireless module are communicated through RS-485 of an imitated Modbus protocol, and the gas sensor and the host module are communicated through RS-485 of a Modbus-RTU protocol.
Preferably, the information monitoring module acquires a gas concentration value, an alarm state and a monitored gas type of the multipoint gas sensor through the communication module.
Preferably, the sampling parameters of the gas channel include: gas type, sampling type, low reporting, high reporting, accuracy, gas sensor station number, and gas unit.
Preferably, the system information communication module acquires a concentration value from a gas sensor in the gas monitoring controller, and simultaneously communicates with the server and the mobile phone through the 4G wireless module.
According to a second aspect of the invention, a multi-path internet of things gas monitoring and controlling method comprises the following steps:
s1: the gas monitoring controller is electrified and started and is linked with the PC through an Ethernet bus;
s2: setting parameters of a gas channel accessed by the gas sensor or selecting default parameters of the system according to requirements;
s3: setting a current user monitoring type, and monitoring the field gas concentration value through an upper computer software local area network or connecting the field gas concentration value to a mobile phone APP through an external network;
s4: the information monitoring display module displays the acquired gas concentration value in real time in a dynamic curve mode, and simultaneously displays the on-site relay state, the alarm state, the deployment position of the gas monitoring controller and the deployment position of the multipoint-monitored gas sensor in a graphical interface mode.
Preferably, step S4 comprises:
s41: the information monitoring display module acquires a gas concentration value of the gas sensor based on the communication module, and transmits the gas concentration value to a PC (personal computer) or a mobile phone APP (application) to draw a gas concentration change curve;
s42: the expert system carries out prediction judgment on the current real-time gas concentration value according to the current channel gas type, low reporting value, high reporting value and precision information input in the parameter setting module;
s43: the controller is deployed and positioned on the current map interface to find the deployment position of the gas monitoring controller, and once an alarm occurs, the map interface immediately prompts.
The technical scheme provided by the embodiment of the invention has the following beneficial effects:
1. the problem that one controller monitors multiple different types of gas at multiple points simultaneously is effectively solved, and the detection precision is improved.
2. Combine together traditional instrument and meter technique and modern internet of things for intelligent monitoring and remote monitoring become reality, provide very big convenience for the user, the potential safety hazard of greatly reduced enterprise.
3. A multi-path Internet of things gas monitoring control system is constructed by adopting the latest Ethernet bus technology, and a large amount of high-speed transmission of control data is realized. The information monitoring and interaction of the graphical interface greatly improve the intuition and are more convenient and faster.
Drawings
The specific effects of the present invention will be further explained with reference to the drawings and examples, wherein:
FIG. 1 is a software architecture diagram of a high-precision multi-channel Internet of things gas monitoring platform control system of the present invention;
FIG. 2 is a hardware object diagram of the high-precision multi-path Internet of things gas monitoring platform control system.
Detailed Description
For a more clear understanding of the technical features, objects and effects of the present invention, embodiments of the present invention will now be described in detail with reference to the accompanying drawings.
Referring to fig. 1, the present embodiment provides a multi-channel gas monitoring and control system for internet of things, including: a physical hardware layer, a system kernel layer and a software application layer;
the physical hardware layer comprises terminal equipment, a gas monitoring controller and a gas sensor; the gas sensor includes a plurality of probes, and a plurality of probes are connected with gas monitoring controller through the gas passage who corresponds, gas monitoring controller includes: the system comprises a host module, a slave module and a wireless module;
the gas sensor is respectively in communication connection with the host module and the slave module, the host module is in communication connection with the slave module, and the host module is in communication connection with the terminal equipment through a wireless module; the gas sensor can be communicated with the host module and the slave module according to different sampling types to upload the gas concentration value monitored in real time.
In this embodiment, the terminal device includes: PC and mobile phone.
The system kernel layer comprises a communication module, an information monitoring module and an expert system module;
the communication module realizes Ethernet communication between the PC and the host computer module based on LWIP protocol based on bus; the master module and the slave module are communicated through RS-232 imitating a Modbus protocol; the host module is communicated with the wireless module through RS-485 of an imitated Modbus protocol, and the gas sensor is communicated with the host module through RS-485 of a Modbus-RTU protocol; the information monitoring module monitors the concentration information of the gas to be detected on site in real time, the expert system module processes actions according to a plan for inputting different concentration values of the gas to be detected, records the current gas concentration value based on an expert system data sheet, turns on an acousto-optic alarm lamp to prompt a worker, and starts a relay to attract and turn on a fan and other equipment.
The software application layer comprises a parameter setting module, a system information communication module and an information monitoring display module;
the parameter setting module is used for setting sampling parameters of a gas channel collected by the gas monitoring controller, the system information communication module realizes information transmission of the whole system, self-checking work is firstly completed after equipment is started so as to ensure normal establishment of communication of all parts such as a master-slave module, a gas sensor and the cloud end of the Internet of things, and the information monitoring display module displays actual values of monitored gas in real time and generates a corresponding concentration curve graph.
In this embodiment, the information monitoring module obtains a gas concentration value, an alarm state, and a monitored gas type of the multipoint gas sensor through the communication module.
In this embodiment, the sampling parameters of the gas channel include: gas type, sampling type, low reporting, high reporting, accuracy, gas sensor station number, and gas unit.
In this embodiment, the system information communication module obtains the concentration value from the gas sensor in the gas monitoring controller, and simultaneously communicates with the server and the mobile phone through the 4G wireless module.
Referring to fig. 2, the present embodiment provides a multi-channel gas monitoring and control system of the internet of things, which includes a PC and a host module; the slave module and the touch screen are connected with the host module; a gas sensor coupled to the slave module.
When gas detection is performed, the embodiment provides a multi-path internet of things gas monitoring and control method, which specifically includes the following steps:
s1: the gas monitoring controller is electrified and started and is linked with the PC through an Ethernet bus;
s2: setting parameters of a gas channel accessed by the gas sensor or selecting default parameters of the system according to requirements;
s3: setting a current user monitoring type, and monitoring the field gas concentration value through an upper computer software local area network or connecting the field gas concentration value to a mobile phone APP through an external network;
s4: the information monitoring display module displays the acquired gas concentration value in real time in a dynamic curve mode, and a user can more intuitively see the current concentration value conditions of various gas types. Besides, the relay state and the alarm state of the site, the deployment position of the gas monitoring controller and the deployment position of the multipoint monitoring gas sensor are displayed in front of a user in a graphical interface mode.
Further, step S4 specifically includes:
s41: the information monitoring display module obtains a gas concentration value of the gas sensor based on the communication module and transmits the gas concentration value to the upper computer or the APP display module to draw a gas concentration change curve.
S42: and the expert system predicts and judges the current real-time gas concentration value according to the information of the current channel gas type, low reporting value, high reporting value, precision and the like input in the parameter setting module.
S43: the deployment and positioning of the controller can find the deployment position of the gas monitoring controller on the current map interface, and the map interface immediately prompts once an alarm occurs.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or system. Without further limitation, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of other like elements in a process, method, article, or system comprising the element.
The above-mentioned serial numbers of the embodiments of the present invention are only for description, and do not represent the advantages and disadvantages of the embodiments. In the unit claims enumerating several means, several of these means may be embodied by one and the same item of hardware. The use of the words first, second, third and the like do not denote any order, but rather the words first, second and the like may be interpreted as indicating any order.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all equivalent structures or equivalent processes performed by the present invention or directly or indirectly applied to other related technical fields are also included in the scope of the present invention.
Claims (8)
1. The utility model provides a gaseous monitoring control system of multichannel thing networking which characterized in that includes: a physical hardware layer, a system kernel layer and a software application layer;
the physical hardware layer comprises terminal equipment, a gas monitoring controller and a gas sensor; the gas sensor includes a plurality of probes, and a plurality of probes are connected with gas monitoring controller through the gas passage that corresponds, gas monitoring controller includes: the system comprises a host module, a slave module and a wireless module;
the gas sensor is respectively in communication connection with the host module and the slave module, the host module is in communication connection with the slave module, and the host module is in communication connection with the terminal equipment through a wireless module; the gas sensor can be communicated with the host module and the slave module according to different sampling types, and uploads a gas concentration value monitored in real time;
the system kernel layer comprises a communication module, an information monitoring module and an expert system module;
the information monitoring module monitors the concentration value of the gas to be detected on site in real time, the expert system module records the current gas concentration value based on an expert system data sheet according to the preset plan processing action of inputting different concentration values of the gas to be detected, and executes alarm and related emergency measures;
the software application layer comprises a parameter setting module, a system information communication module and an information monitoring display module;
the parameter setting module is used for setting sampling parameters of a gas channel collected by the gas monitoring controller, the system information communication module realizes information transmission of the whole system, and the information monitoring display module displays actual values of monitored gases in real time and generates corresponding concentration curve graphs.
2. The multi-channel internet of things gas monitoring and control system of claim 1, wherein the terminal device comprises: PC and cell phone.
3. The multi-path internet of things gas monitoring and control system of claim 2, wherein the communication module realizes the ethernet communication based on the LWIP protocol between the PC and the host module through a bus; the host module and the slave module are communicated through RS-232 of an imitated Modbus protocol; the host module and the wireless module are communicated through RS-485 of an imitated Modbus protocol, and the gas sensor and the host module are communicated through RS-485 of a Modbus-RTU protocol.
4. The multi-path internet of things gas monitoring and control system as claimed in claim 1, wherein the information monitoring module obtains the gas concentration value, the alarm state and the monitored gas type of the multi-point gas sensor through the communication module.
5. The multi-channel internet of things gas monitoring and control system of claim 1, wherein the sampling parameters of the gas channel comprise: gas type, sampling type, low reporting, high reporting, accuracy, gas sensor station number, and gas unit.
6. The multi-channel internet of things gas monitoring and control system of claim 1, wherein the system information communication module obtains concentration values from gas sensors in the gas monitoring and control device and communicates with the server through a 4G wireless module.
7. A multi-path Internet of things gas monitoring and control method is characterized by comprising the following steps:
s1: the gas monitoring controller is electrified and started and is linked with the PC through an Ethernet bus;
s2: setting parameters of a gas channel accessed by the gas sensor or selecting default parameters of a system according to requirements;
s3: setting a current user monitoring type, wherein a field gas concentration value is monitored through an upper computer software local area network or is connected to a mobile phone APP through an external network;
s4: the information monitoring display module displays the acquired gas concentration value in real time in a dynamic curve mode, and simultaneously displays the on-site relay state, the alarm state, the deployment position of the gas monitoring controller and the deployment position of the multipoint-monitored gas sensor in a graphical interface mode.
8. The multi-path internet of things gas monitoring and control method of claim 7, wherein the step S4 comprises the following steps:
s41: the information monitoring display module acquires a gas concentration value of the gas sensor based on the communication module, and transmits the gas concentration value to a PC (personal computer) or a mobile phone APP (application) to draw a gas concentration change curve;
s42: the expert system carries out prediction judgment on the current real-time gas concentration value according to the current channel gas type, low reporting value, high reporting value and precision information input in the parameter setting module;
s43: the controller is deployed and positioned on the current map interface to find the deployment position of the gas monitoring controller, and once an alarm occurs, the map interface immediately prompts.
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| CN202210783201.8A CN115174622A (en) | 2022-07-05 | 2022-07-05 | Multi-path Internet of things gas monitoring control system and method |
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| CN202210783201.8A CN115174622A (en) | 2022-07-05 | 2022-07-05 | Multi-path Internet of things gas monitoring control system and method |
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2022
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Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140156090A1 (en) * | 2011-07-12 | 2014-06-05 | Ruks Engineering Ltd. | Real-Time Gas Monitoring Method And System |
| US20140210639A1 (en) * | 2013-01-29 | 2014-07-31 | James Skourlis | Central alarm (ca) unit in a gas monitoring system including gas sensors and gas sensor controllers |
| CN204302214U (en) * | 2014-12-12 | 2015-04-29 | 重庆大学 | A kind of monitoring of the harm Leakage Gas towards industry spot and EW system |
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| US20200400631A1 (en) * | 2018-05-17 | 2020-12-24 | East China University Of Science And Technology | Online centralized monitoring and analysis method for multi-point malodorous gases using electronic nose instrument |
| CN108982777A (en) * | 2018-08-14 | 2018-12-11 | 中国农业科学院农业环境与可持续发展研究所 | A kind of effluent gas emission monitoring system based on Internet of Things |
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