CN105676754A - Automatic control and monitoring system - Google Patents
Automatic control and monitoring system Download PDFInfo
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- CN105676754A CN105676754A CN201610237887.5A CN201610237887A CN105676754A CN 105676754 A CN105676754 A CN 105676754A CN 201610237887 A CN201610237887 A CN 201610237887A CN 105676754 A CN105676754 A CN 105676754A
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- central monitoring
- monitoring unit
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- terminal control
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0428—Safety, monitoring
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/24—Pc safety
- G05B2219/24024—Safety, surveillance
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
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Abstract
An automatic control and monitoring system belongs to the technical field of electronics. The system comprises an RF wireless communication network, a terminal control unit, a central monitoring unit and a remote client. The RF wireless communication network adopts a star network to perform wireless networking, and realizes network communication with the terminal control unit serving as a child node and the central monitoring unit serving as a center node. The central monitoring unit is responsible for establishing and maintaining the network. The terminal control unit must be in a cover range of the central monitoring unit. The terminal control unit is in wireless data transmission with the central monitoring unit through a communication protocol. The remote client communicates with the central monitoring unit through the internet. According to the invention, the wiring amount is reduced to the maximum extent, the operation efficiency is improved, the cost is lowered and the operation is simpler and more convenient.
Description
Technical field
The present invention relates to electronic technology field, particularly to a kind of automatic monitor system.
Background technology
Along with science and technology develop rapidly, industrial automation level improves constantly, commercial production with continuous, large-scale, efficient, comprehensively turn to developing direction, define the industrial processes of various complexity. In commercial production and management process, it is necessary to the important informations such as equipment state, technological parameter, performance data are monitored in real time, automatically controlled and supervision and management. Therefore, Industrial Process Monitoring System becomes an important component part in whole industrial processes.
Current industrial monitoring system is substantially all and connects production equipment and monitoring device in a wired fashion, is transmitted the various monitoring realized the equipment of production by the data of wire link. Existing Industrial Process Monitoring System is broadly divided into: programmable control system (PLC), industrial control computer (IPC), Distributed Control System (DCS), field bus system (FCS). Meanwhile, above-mentioned industrial monitoring system all adopts tradition monitoring mode, namely at workshop or control room, production process can only be carried out local monitor in real time, and top management decision personnel cannot grasp the condition of production whenever and wherever possible.
Industrial monitoring system utilizes wired mode to carry out data transmission, complex industrial environment has the limitation self being difficult to overcome, data are transmitted by conductive medium, inevitably bring a series of activities such as planning wiring, wireline inspection, circuit dilatation, and these work often have the shortcoming such as waste interface, complicated, the dilatation difficulty of maintenance so that the use cost of wired industrial monitoring system increases, maintenance difficulties increases.
Simultaneously, from enterprise production management angle analysis, when emergency situations or mistake occur, just production scene can be carried out overall situation control to make corporate decision maker need not come to industrial site personally, carrying out decision-making or operation in time, application network communication technology realizes long-range monitoring has become the inexorable trend of industrial monitoring system development.
Therefore, Industrial Process Monitoring System based on wireless communication technology and telecommunication technique rapidly becomes study hotspot in recent years, along with developing rapidly of wireless communication technology and telecommunication technique, build one of the direction that the Industrial Process Monitoring System based on radio communication and telecommunication is the development of industrial monitoring field.
But, existing automatic monitor system, it is subject to the constraint effect of cable, difficult wiring, complicated operation, work efficiency reduces.
Summary of the invention
The deficiency too low in order to make up system above work efficiency, the invention provides a kind of automatic monitor system, to solve the problem in above-mentioned background technology.
The technical scheme is that
A kind of automatic monitor system, including RF cordless communication network, Terminal Control Element, central monitoring unit and Terminal Server Client, described RF cordless communication network adopts star network to carry out wireless networking, and with described Terminal Control Element for child node, centered by described central monitoring unit, node realizes network service, described central monitoring unit is responsible for setting up and safeguarding network, described Terminal Control Element must in the coverage of central monitoring unit, described Terminal Control Element carries out wireless data transmission by communication protocol and central monitoring unit, described Terminal Server Client is communicated by the Internet and described central control unit.
As the technical scheme of a kind of optimization, also including standby central monitoring unit, described standby central monitoring unit is communicated by the Internet and described Terminal Server Client. Once central monitoring unit occurs abnormal or damages, standby central monitoring unit will building network again, it is ensured that system properly functioning.
As the technical scheme of a kind of optimization, described Terminal Control Element includes signal gathering unit, microcontroller, RF communication module, data storage cell, display module, electrically operated valve unit and matrix keyboard.
Described Terminal Control Element is mainly used in automatically controlling production process, according to the difference gathering signal, it is divided into flow-control terminal and temperature to control terminal, in production process, flow-control terminal automatically controls raw material quantitative and throws in and weight per unit length fill, and temperature controls terminal and is automatically adjusted cooling system water temperature. It is divided into processor unit, signal gathering unit, wireless communication unit, data storage cell, electric control valve unit, keyboard liquid crystal cells and acousto-optic warning unit by functional unit.
As the technical scheme of a kind of optimization, described signal gathering unit is made up of flow sensor/temperature transmitter, AD conversion chip, is used for gathering and process flow velocity signal or water temperature signal. According to sensor type, the Terminal Control Element in system is divided into flow Terminal Control Element, temperature Terminal Control Element. Flow Terminal Control Element gathers flow rate of liquid signal by flow transducer, by electrically operated valve accurate flow control. Temperature Terminal Control Element gathers water temperature signal by temperature transmitter, controls water circulation system by electrically operated valve, is automatically adjusted cooling system water temperature.
As the technical scheme of a kind of optimization, STC89C54 single-chip microcomputer selected by described microprocessor, is used for running system program, as main control chip. STC89C series monolithic is manufactured by macrocrystalline scientific & technical corporation, this series monolithic is all with 8051 for kernel, chip adopts STC high density nonvolatile storage manufacturing technology to manufacture, mutually compatible with the MCS-51 instruction set of industrial standard and output pin, multi-functional 8 bit CPUs and flash memory are combined in single-chip by it, are a kind of efficiently microcontrollers.
As the technical scheme of a kind of optimization, described RF communication module selects TDX-1100 communication module, for the RFDC of Terminal Control Element Yu central monitoring unit.
As the technical scheme of a kind of optimization, described data storage cell selects the AT24C02 of Atmel company, is used for storing systematic parameter.
As the technical scheme of a kind of optimization, described electrically operated valve unit is made up of electrically operated valve and relay, is controlled flow and water temperature by controlled valve.
Keyboard liquid crystal cells selects matrix keyboard and LCD12864, for terminal profile systematic parameter, display system state etc.
Technical scheme as a kind of optimization, described central monitoring unit is made up of monitoring calculation machine, RF communication module, it is mainly used in the monitoring of inside plants net and connects Terminal Server Client, in in-house network, central monitoring unit by RF wireless network can each Terminal Control Element of monitor in real time running status (as present flow rate, water temperature, valve on off operating mode etc.), and each terminal can carrying out parameter setting (such as water temperature, flow etc.), after parameter setting, each terminal can automatically control production process. In extranets, central monitoring unit is responsible for communicating with Terminal Server Client, sets up after connecting, central monitoring unit by data by Internet transmission to Terminal Server Client.
As the technical scheme of a kind of optimization, described Terminal Server Client adopts VisualBasic language development, is mainly made up of parts such as network services, remotely monitoring, long-range control. Network communication part primary responsibility and central monitoring unit are set up telecommunication and are connected, long-range monitoring part is mainly used in receiving the data from central monitoring unit, inside plants production process can be monitored in real time by user by visualization interface, remote control divides mainly through the Internet to central monitoring unit transmitting control commands, and under emergency case, expert or command centre can directly control production scene at far-end.
Owing to have employed technique scheme, there is advantages that
The invention provides a kind of automatic monitor system, including RF cordless communication network, Terminal Control Element, central monitoring unit and Terminal Server Client, described RF cordless communication network adopts star network to carry out wireless networking, and with described Terminal Control Element for child node, centered by described central monitoring unit, node realizes network service, described central monitoring unit is responsible for setting up and safeguarding network, described Terminal Control Element must in the coverage of central monitoring unit, described Terminal Control Element carries out wireless data transmission by communication protocol and central monitoring unit, described Terminal Server Client is communicated by the Internet and described central control unit. based on above structure, the present invention can reduce wiring amount to greatest extent, improves work efficiency, reduces cost, operates also easier.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of Terminal Control Element of the present invention.
Detailed description of the invention
Describe the present invention below in conjunction with specific embodiment.
As shown in Figure 1, a kind of automatic monitor system, including RF cordless communication network, Terminal Control Element, central monitoring unit and Terminal Server Client, described RF cordless communication network adopts star network to carry out wireless networking, and with described Terminal Control Element for child node, centered by described central monitoring unit, node realizes network service, described central monitoring unit is responsible for setting up and safeguarding network, described Terminal Control Element must in the coverage of central monitoring unit, described Terminal Control Element carries out wireless data transmission by communication protocol and central monitoring unit, described Terminal Server Client is communicated by the Internet and described central control unit.
In the present embodiment, also including standby central monitoring unit, described standby central monitoring unit is communicated by the Internet and described Terminal Server Client.Once central monitoring unit occurs abnormal or damages, standby central monitoring unit will building network again, it is ensured that system properly functioning.
Described Terminal Control Element is mainly used in automatically controlling production process, according to the difference gathering signal, it is divided into flow-control terminal and temperature to control terminal, in production process, flow-control terminal automatically controls raw material quantitative and throws in and weight per unit length fill, and temperature controls terminal and is automatically adjusted cooling system water temperature. It is divided into processor unit, signal gathering unit, wireless communication unit, data storage cell, electric control valve unit, keyboard liquid crystal cells and acousto-optic warning unit by functional unit.
Described Terminal Control Element includes signal gathering unit 1, microcontroller 2, RF communication module 3, data storage cell 4, display module 5, electrically operated valve unit 6 and matrix keyboard 7. Described signal gathering unit 1 is made up of flow sensor/temperature transmitter, AD conversion chip, is used for gathering and process flow velocity signal or water temperature signal. According to sensor type, the Terminal Control Element in system is divided into flow Terminal Control Element, temperature Terminal Control Element. Flow Terminal Control Element gathers flow rate of liquid signal by flow transducer, by electrically operated valve accurate flow control. Temperature Terminal Control Element gathers water temperature signal by temperature transmitter, controls water circulation system by electrically operated valve, is automatically adjusted cooling system water temperature. STC89C54 single-chip microcomputer selected by described microprocessor 2, is used for running system program, as main control chip. STC89C series monolithic is manufactured by macrocrystalline scientific & technical corporation, this series monolithic is all with 8051 for kernel, chip adopts STC high density nonvolatile storage manufacturing technology to manufacture, mutually compatible with the MCS-51 instruction set of industrial standard and output pin, multi-functional 8 bit CPUs and flash memory are combined in single-chip by it, are a kind of efficiently microcontrollers. Described RF communication module 3 selects TDX-1100 communication module, for the RFDC of Terminal Control Element Yu central monitoring unit. Described data storage cell 4 selects the AT24C02 of Atmel company, is used for storing systematic parameter. Described electrically operated valve unit 6 is made up of electrically operated valve 61 and relay 62, is controlled flow and water temperature by controlled valve. Keyboard liquid crystal cells selects matrix keyboard and LCD12864, for terminal profile systematic parameter, display system state etc.
Described central monitoring unit is made up of monitoring calculation machine, RF communication module, it is mainly used in the monitoring of inside plants net and connects Terminal Server Client, in in-house network, central monitoring unit by RF wireless network can each Terminal Control Element of monitor in real time running status (as present flow rate, water temperature, valve on off operating mode etc.), and each terminal can carrying out parameter setting (such as water temperature, flow etc.), after parameter setting, each terminal can automatically control production process. In extranets, central monitoring unit is responsible for communicating with Terminal Server Client, sets up after connecting, central monitoring unit by data by Internet transmission to Terminal Server Client.
Described Terminal Server Client adopts VisualBasic language development, is mainly made up of parts such as network services, remotely monitoring, long-range control. Network communication part primary responsibility and central monitoring unit are set up telecommunication and are connected, long-range monitoring part is mainly used in receiving the data from central monitoring unit, inside plants production process can be monitored in real time by user by visualization interface, remote control divides mainly through the Internet to central monitoring unit transmitting control commands, and under emergency case, expert or command centre can directly control production scene at far-end.
The above is only the better embodiment of the present invention, therefore all equivalences done according to the structure described in present patent application scope, feature and principle change or modify, and are all included within the scope of present patent application.
Claims (8)
1. an automatic monitor system, it is characterized in that: include RF cordless communication network, Terminal Control Element, central monitoring unit and Terminal Server Client, described RF cordless communication network adopts star network to carry out wireless networking, and with described Terminal Control Element for child node, centered by described central monitoring unit, node realizes network service, described central monitoring unit is responsible for setting up and safeguarding network, described Terminal Control Element must in the coverage of central monitoring unit, described Terminal Control Element carries out wireless data transmission by communication protocol and central monitoring unit, described Terminal Server Client is communicated by the Internet and described central control unit.
2. a kind of automatic monitor system as claimed in claim 1, it is characterised in that: also including standby central monitoring unit, described standby central monitoring unit is communicated by the Internet and described Terminal Server Client.
3. a kind of automatic monitor system as claimed in claim 2, it is characterised in that: described Terminal Control Element includes signal gathering unit, microcontroller, RF communication module, data storage cell, display module, electrically operated valve unit and matrix keyboard.
4. a kind of automatic monitor system as claimed in claim 3, it is characterised in that: described signal gathering unit is made up of flow sensor/temperature transmitter, AD conversion chip.
5. a kind of automatic monitor system as claimed in claim 3, it is characterised in that: STC89C54 single-chip microcomputer selected by described microprocessor.
6. a kind of automatic monitor system as claimed in claim 3, it is characterised in that: described RF communication module selects TDX-1100 communication module.
7. a kind of automatic monitor system as claimed in claim 3, it is characterised in that: described data storage cell selects the AT24C02 of Atmel company.
8. a kind of automatic monitor system as claimed in claim 3, it is characterised in that: described electrically operated valve unit is made up of electrically operated valve and relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610237887.5A CN105676754A (en) | 2016-04-15 | 2016-04-15 | Automatic control and monitoring system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610237887.5A CN105676754A (en) | 2016-04-15 | 2016-04-15 | Automatic control and monitoring system |
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| CN105676754A true CN105676754A (en) | 2016-06-15 |
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| CN201610237887.5A Pending CN105676754A (en) | 2016-04-15 | 2016-04-15 | Automatic control and monitoring system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107971121A (en) * | 2017-12-08 | 2018-05-01 | 颍上县国峰米业有限公司 | A kind of control system of rice crusher |
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| CN101281405A (en) * | 2008-05-09 | 2008-10-08 | 大连海事大学 | Tower crane automatic safety monitoring system and method based on ZigBee |
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Application publication date: 20160615 |