CN102568297B - Comprehensive practical training device for process control - Google Patents
Comprehensive practical training device for process control Download PDFInfo
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- CN102568297B CN102568297B CN201210035859.7A CN201210035859A CN102568297B CN 102568297 B CN102568297 B CN 102568297B CN 201210035859 A CN201210035859 A CN 201210035859A CN 102568297 B CN102568297 B CN 102568297B
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Abstract
The invention relates to a comprehensive practical training device for process control. The device is characterized by comprising an upper computer, an instrument panel, a conventional instrument control system, a programmable control system and a simulation object system, wherein the upper computer is communicated with the programmable control system; both the programmable control system and the conventional instrument control system are arranged on the instrument panel; and the simulation object system is in switching communication with the programmable control system and the conventional instrument control system through a switch. The device can be used for practical training teaching of students, skill training of enterprise employees and scientific research. The device provides an advanced platform for training automatic control professionals, and is a training device integrating experiment, practical training and scientific research and development.
Description
Technical field
The present invention relates to a kind of Automation of Manufacturing Process and control the actual training device of professional teaching, be exactly to the professional student of Automation Specialty, Computer Control Technology specialty, instrument specifically and be engaged in the device that the Enterprise Staff of relevant industries carries out skills training and examination.
Background technology
Process control technology is the important required course of China Higher universities and colleges and all kinds of professional colleges Automation Specialties, is the professional skill that student must grasp.How improving teaching efficiency, improve the manipulative ability of student's solving practical problems, grasp the ability of putting into practice of correlated curriculum comprehensively, is current urgent problem.Continuous progress and development along with instrumental technique and control technology, the Practical training equipment of at present domestic each universities and colleges' configuration is generally comparatively backward, major part just designs for partial content, therefore real training content is single, can not carry out the skills practice training of various control technology and equipment simultaneously, and school will be equipped with multiple actual training device, not only need a large amount of coach concourses, the input of equipment funds also increases widely, and student is also difficult to set up the concept of Comprehensive Control, is difficult to reach teaching requirement.
Summary of the invention
For solving the deficiencies in the prior art, the object of the present invention is to provide a kind of can independent assortment and can comprehensively and systematically to student, carry out the comprehensive practical training device for process control of the comprehensive experiment of process control, real training and skills training.
For achieving the above object, the present invention is achieved by the following technical solutions:
Comprehensive practical training device for process control, it is characterized in that, comprise host computer, panel board, conventional instrument control system, programmable control system and simulated object system, described host computer is communicated with programmable control system, and described programmable control system and conventional instrument control system are all arranged on panel board, and described simulated object system is communicated with described programmable control system and the switching of conventional instrument control system by a change-over switch.
Described simulated object system comprises the first framework, the second framework, be arranged on air compressor machine and pressure vessel on the first framework, be arranged on upper water box, lower header and the hot-water boiler of the second framework upper, and the reserve tank that is arranged on the second framework bottom, wherein, described upper water box, lower header and hot-water boiler are all communicated with reserve tank by two identical pipelines, on two described pipelines, be respectively arranged with the first magnetic force ebullator and the second magnetic force ebullator, and described pressure vessel and air compressor machine are communicated with.
Further, on the described pipeline that is provided with the first magnetic force ebullator, be also provided with electric operator, on the described pipeline that is provided with the second magnetic force ebullator, be provided with frequency converter, and be provided with flowmeter on two described pipelines.
In addition, on described upper water box and lower header, be respectively arranged with the first intelligent differential pressure type fluid level transmitter and the second intelligent differential pressure type fluid level transmitter.
And on described hot-water boiler, be provided with E type thermopair and platinum resistance thermometer sensor.
On described pressure vessel and the pipeline between air compressor machine, be provided with pneumatic actuator.And described pressure vessel is three grades of gas-holder, on described pressure vessel, be provided with tensimeter and intelligent pressure transmitter simultaneously.
In addition, described conventional instrument control system comprises direct supply, indicating instrument, control instrument, recorder, manipulater, transmitter and actuator, described direct supply is arranged in panel board, and described indicating instrument, control instrument, recorder, manipulater, transmitter and actuator are arranged on panel board.
Further, described programmable control system comprises PLC and frequency converter, and described PLC is arranged on the support in panel board, and described frequency converter is arranged on panel board, and described programmable control system is communicated with described transmitter and actuator simultaneously.
On described panel board, be also provided with power supply and control and protected location, described power supply is controlled and protected location comprises air switch, voltage table and earth leakage protective device.Certainly, fault can also be set after panel board module is set, by described fault, the fault that module arranges system and instrument is set, the ability of training of students maintenance, debugging and operating system.
Wherein, the instrument signal at simulated object scene is all communicated with panel board by the plug button of under-dash, avoids metal wire exposed, avoids line short to damage instrument and the person.
Described host computer comprises multiple computers, a server being communicated with multiple computers and is arranged on the three-dimensional force control industrial control software on server.
The invention has the beneficial effects as follows: the present invention can carry out the real training of conventional instrument control technology, PLC control technology and Computer Control Technology; And can make flexibly and easily system change between conventional instrument control, PLC control and computer control by switching; In addition, it is complete that the present invention controls parameter, comprises the isoparametric control of pressure, flow, temperature and liquid level; Control type is complete, comprises single loop control, tandem control, ratio control, feedforward control, even control etc.; And control system easy-to-connect, all the mode by panel board patch connects; Data sharing between various control, real time data can be observed in instrument and host computer simultaneously; And owing to having adopted the configuration software of the network edition, can have many host computers to monitor simultaneously; In addition, the present invention not only can carry out the real training of control system, also can carry out instrument installation, debugging, maintenance skills training; And module is set by the fault after dish, system and instrument fault can be set, the ability of training of students maintenance, debugging and operating system.
What instrument of the present invention and instrument adopted is grafting line, avoids metal wire exposed, avoids line short to damage instrument and the person.And because all instrument are all integrated on the operator's console of panel board, each project of its standard meter all can be shared use, improved instrument utilization factor, reduced installation cost.
In addition, the present invention is by the simulation equipment of industrial product, make student fully experience industry spot atmosphere, can be combined into tens kinds of different practical training projects, can carry out conventional instrument control technology real training, PLC control technology real training and Computer Control Technology real training, single instrument check real training, automatic checkout system real training, simple control system real training, complex control system real training, and can be by real training data by Computer display and record, be very beneficial for students system and understand the knowwhy with learning automaton instrument and system, for cultivating automation talents, provide an efficient platform, it is collection experiment, real training, the training set of scientific research and comprehensive exploitation.
Accompanying drawing explanation
Fig. 1 is the system architecture schematic diagram of one embodiment of the invention;
Fig. 2 is the structural representation of simulated object system of the present invention.
In accompanying drawing, main mark implication is as follows:
1, pressure vessel 2, upper water box 3, lower header 4, hot-water boiler
5, reserve tank 6, the first magnetic force ebullator 7, the second magnetic force circulation basis 8, electric operator
9, flowmeter 10, air compressor machine 11, pneumatic actuator
12, intelligent pressure transmitter 13, the first intelligent differential pressure type fluid level transmitter
14, the second intelligent differential pressure type fluid level transmitter 15, E type thermopair 16, platinum resistance thermometer sensor,
17, the first framework 18, the second framework.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is done to concrete introduction.
Fig. 1 is the system architecture schematic diagram of one embodiment of the invention.
As shown in Figure 1: comprehensive practical training device for process control, comprise host computer, panel board, conventional instrument control system, programmable control system and simulated object system, described host computer is communicated with programmable control system, and described programmable control system and conventional instrument control system are all arranged on panel board, and described simulated object system is communicated with described programmable control system and the switching of conventional instrument control system by a change-over switch k.
Fig. 2 is the structural representation of simulated object system of the present invention.
As shown in Figure 2: described simulated object system comprises the first framework 17, the second framework 18, be arranged on air compressor machine 10 and pressure vessel 1 on the first framework 17, be arranged on the upper water box 2 on the second framework 18 tops, lower header 3 and hot-water boiler 4, and the reserve tank 5 that is arranged on the second framework 18 bottoms, wherein, described upper water box 2, lower header 3 and hot-water boiler 4 are all communicated with reserve tank 5 by two identical pipelines, on two described pipelines, be respectively arranged with the first magnetic force ebullator 6 and the second magnetic force ebullator 7, and described pressure vessel 1 and air compressor machine 10 are communicated with.
In the present embodiment, on the described pipeline that is provided with the first magnetic force ebullator 6, be also provided with electric operator 8, on the described pipeline that is provided with the second magnetic force ebullator 7, be provided with frequency converter, and be provided with flowmeter 9 on two described pipelines.In addition, on described upper water box 2 and lower header 3, be respectively arranged with the first intelligent differential pressure type fluid level transmitter 13 and the second intelligent differential pressure type fluid level transmitter 14.On described hot-water boiler 4, be provided with E type thermopair 15 and platinum resistance thermometer sensor, 16.
In addition, on described pressure vessel 1 and the pipeline between air compressor machine 10, be provided with pneumatic actuator 11.And described pressure vessel 1 is three grades of gas-holder, on described pressure vessel 1, be provided with tensimeter and intelligent pressure transmitter 12 simultaneously.
In addition, described conventional instrument control system comprises direct supply, indicating instrument, control instrument, recorder, manipulater, transmitter and actuator, described direct supply is arranged in panel board, and described indicating instrument, control instrument, recorder, manipulater, transmitter and actuator are arranged on panel board.
Described programmable control system comprises PLC and frequency converter, described PLC is arranged on the support in panel board, and described frequency converter is arranged on panel board, and described programmable control system is communicated with described transmitter and actuator simultaneously, i.e. described programmable control system and the described shared transmitter of conventional instrument control system and actuator.
In addition, on described panel board, can also be provided with power supply and control and protected location, described power supply is controlled and protected location comprises air switch, voltage table and earth leakage protective device.Certainly, fault can also be set after panel board module is set, by described fault, the fault that module arranges system and instrument is set, the ability of training of students maintenance, debugging and operating system.
And the instrument signal at simulated object scene is all communicated with panel board by the plug button of under-dash, to avoid metal wire exposed, avoid line short to damage instrument and the person.
In addition, in the present embodiment, described host computer comprises 50 computers, a server being communicated with 50 computers and is arranged on the three-dimensional force control industrial control software on server.
The present invention is applied in process control real training by computer technology, network technology, PLC technique, instrumental technique, Advanced Control Techniques etc.Main technology point is:
1, can select, and can facilitate configuration and switching at host computer in conjunction with school instruction feature design operation interface, control program (simple, complexity);
2, different from factory application is its parameter (technique, control etc.), can change according to teaching and training request;
3, the variation that regulates parameter to change the control quality causing can be compared by the curve at same coordinate by host computer, student is easily understood and grasp to regulate parameter to change controlling the impact of quality;
4, can conveniently add all kinds of interference (step, speed, acceleration etc.), Study system performance by host computer;
5, can be easily at the diverse location of system, add interference (object, topworks, governor motion etc.) and the control quality of various schemes is carried out to automatic analysis comparison, provide control mass parameter, as poor etc. more than overshoot, adjusting time, oscillation period, control simultaneously;
6, emulation arranges fault artificially, student is carried out to the training such as analysis, judgement, eliminating of system maintenance and fault.
7, each operation interface combining with teaching process links the knowwhy of correlation technique aspect, (as the wiring diagram of the principle of work of system, adjustment process, system chart, system wiring figure, each instrument, Instrument Note book etc.), make Higher Vocational-Technical College Students in real training can with teaching process in knowwhy connect;
8, on the basis of the real-time control operation training to system, also can carry out simulation operations.Due to the limitation of operand, some complex control systems are not realized (as decoupled system), but can carry out simulated operation by emulation;
9, conventional instrument is controlled and computer control can conveniently be switched, and two kinds of control system are when a side controls, and the opposing party can monitor simultaneously, the relevant data of actual training device all can be analyzed on host computer, process and printing etc.
10, can be different according to students ' actual situation situation and training purpose, carry out the training of different levels, and can be used for skills training, open training and Skill Competition.
The present invention's tens kinds of practical training projects capable of being combined.Its each project is the concrete application technology project of production line, and therefore, real training can adopt the teaching pattern of Itemized teachings and task-driven, makes student complete a complete comprehensive control project, reaches and systematically grasps process control technology comprehensively.Not only be applicable to the training of all kinds of institution of higher learning to students' skill, be also applicable to the skill training of Enterprise Staff.
Above-described embodiment does not limit the present invention in any form, and all employings are equal to replaces or technical scheme that the mode of equivalent transformation obtains, all drops in protection scope of the present invention.
Claims (5)
1. comprehensive practical training device for process control, comprise host computer, panel board, conventional instrument control system, programmable control system and simulated object system, described host computer is communicated with programmable control system, and described programmable control system and conventional instrument control system are all arranged on panel board, and described simulated object system is communicated with described programmable control system and the switching of conventional instrument control system by a change-over switch, it is characterized in that, described simulated object system comprises the first framework, the second framework, be arranged on air compressor machine and pressure vessel on the first framework, be arranged on the upper water box of the second framework upper, lower header and hot-water boiler, and the reserve tank that is arranged on the second framework bottom, wherein, described upper water box, lower header and hot-water boiler are all communicated with reserve tank by two identical pipelines, on two described pipelines, be respectively arranged with the first magnetic force ebullator and the second magnetic force ebullator, and described pressure vessel and air compressor machine are communicated with,
On the described pipeline that is provided with the first magnetic force ebullator, be also provided with electric operator, on the described pipeline that is provided with the second magnetic force ebullator, be provided with frequency converter, and be provided with flowmeter on two described pipelines,
On described upper water box and lower header, be respectively arranged with the first intelligent differential pressure type fluid level transmitter and the second intelligent differential pressure type fluid level transmitter,
On described hot-water boiler, be provided with E type thermopair and platinum resistance thermometer sensor,,
On described pressure vessel and the pipeline between air compressor machine, be provided with pneumatic actuator.
2. comprehensive practical training device for process control according to claim 1, is characterized in that, described pressure vessel is three grades of gas-holder, and on described pressure vessel, is provided with tensimeter and intelligent pressure transmitter.
3. comprehensive practical training device for process control according to claim 1, it is characterized in that, described conventional instrument control system comprises direct supply, indicating instrument, control instrument, recorder, manipulater, transmitter and actuator, described direct supply is arranged in panel board, and described indicating instrument, control instrument, recorder, manipulater, transmitter and actuator are arranged on panel board.
4. comprehensive practical training device for process control according to claim 3, it is characterized in that, described programmable control system comprises PLC and frequency converter, described PLC is arranged on the support in panel board, and described frequency converter is arranged on panel board, and described programmable control system is communicated with described transmitter and actuator simultaneously.
5. comprehensive practical training device for process control according to claim 1, is characterized in that, described host computer comprises multiple computers, a server being communicated with multiple computers and is arranged on the three-dimensional force control industrial control software on server.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210035859.7A CN102568297B (en) | 2012-02-17 | 2012-02-17 | Comprehensive practical training device for process control |
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| CN201210035859.7A CN102568297B (en) | 2012-02-17 | 2012-02-17 | Comprehensive practical training device for process control |
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| CN102568297A CN102568297A (en) | 2012-07-11 |
| CN102568297B true CN102568297B (en) | 2014-02-26 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103064298B (en) * | 2012-12-17 | 2016-04-27 | 中海网络科技股份有限公司 | A kind of semi-physical simulation experiment system |
| CN104062943B (en) * | 2013-03-18 | 2017-06-30 | 珠海格力电器股份有限公司 | Monitoring system and monitoring method |
| CN103280150A (en) * | 2013-06-18 | 2013-09-04 | 南京化工职业技术学院 | Chemical process automation comprehensive training device |
| CN103345879A (en) * | 2013-07-29 | 2013-10-09 | 南京化工职业技术学院 | Practical training device for production process automation |
| CN104332105A (en) * | 2014-10-22 | 2015-02-04 | 江苏师范大学 | Operation training system and method of mine hoist |
| CN106468888B (en) * | 2016-08-31 | 2019-05-31 | 北京金恒博远科技股份有限公司 | A kind of mould liquid level automatic control simulation system and method |
| CN106409046A (en) * | 2016-10-31 | 2017-02-15 | 高昕东 | Gas transmission and distribution process simulated practical training device |
| CN106908261B (en) * | 2017-03-06 | 2019-05-10 | 宁波波力维革环保设备科技有限公司 | Global function Simulation of Boiler test experimental bed |
| CN110867115A (en) * | 2019-12-25 | 2020-03-06 | 山东莱茵科斯特智能科技有限公司 | Simulation batching and filling process control comprehensive practical training system |
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| CN2505843Y (en) * | 2001-11-09 | 2002-08-14 | 天津大学 | Multi function comprehensive testing and controlling board |
| CN100543800C (en) * | 2006-11-21 | 2009-09-23 | 深圳职业技术学院 | A kind of pressure-constant water supply cluster teaching system |
| CN201237636Y (en) * | 2008-06-23 | 2009-05-13 | 汉能科技有限公司 | Fuel cell test system |
| CN201352401Y (en) * | 2009-02-17 | 2009-11-25 | 台州职业技术学院 | Training device of programmable controller (PLC) |
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Address after: North Park Hill Road 214522 Jingjiang city in Jiangsu province Taizhou City No. 18 Patentee after: Nanjing College of Chemical Technology Address before: 210048 Jiangsu Province, Nanjing city Liuhe District Dachang geguan Road No. 625 Patentee before: Nanjing College of Chemical Technology |
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Granted publication date: 20140226 Termination date: 20190217 |