CN105139720B - The computer monitoring test device of Object Oriented Characteristic - Google Patents
The computer monitoring test device of Object Oriented Characteristic Download PDFInfo
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- CN105139720B CN105139720B CN201510559536.1A CN201510559536A CN105139720B CN 105139720 B CN105139720 B CN 105139720B CN 201510559536 A CN201510559536 A CN 201510559536A CN 105139720 B CN105139720 B CN 105139720B
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Abstract
A kind of computer monitoring test device of Object Oriented Characteristic, it includes industrial computer（1）, it is characterized in that industrial computer（1）Respectively with PLC adjusters（3）And PLC digital output modules（5）It is connected, PLC digital output modules（5）With auxiliary reclay（11）It is connected, PLC adjusters（3）With PLC analog output modules（4）It is connected, PLC analog output modules（4）With first order inertial loop 1.（7）An input be connected, first order inertial loop is 1.（7）Another input and outer interference module（6）It is connected, first order inertial loop is 1.（7）An output end and first order inertial loop 2.（8）It is connected, first order inertial loop is 1.（7）Another bring out and first order inertial loop 2.（8）An output end and Analog input mModule（9）Input be connected, Analog input mModule（9）Output termination plant characteristic curve module（10）.Actual situation of the present invention is combined, and small investment, teaching efficiency is good.
Description
Technical field
The present invention relates to a kind of experiment device for teaching, especially a kind of Control Theory and Control Engineering experimental provision, specifically
Ground say be a kind of Object Oriented Characteristic computer monitoring test device.
Background technology
《Process control engineering》It is that, as the Main Course of engineering and polytechnic universities' Automation Specialty, it is taught after national discipline reform
Material《Process control engineering》It is national unified editing, its curriculum experiment is the important step of teaching, it can be joined with the theory of training student
It is practical capacity and manipulative ability.Corresponding experiment reform has all been carried out with building for this each universities and colleges, and its direction includes two classes：One
Class is emulated towards pure software, and which is unsatisfactory at present, mainly student to do the experiment sense of reality poor；Another kind of is actual structure
Production process is made, which investment is larger, and need larger floor space, while being unfavorable for the experiment of exploitation formula.In order to strengthen class
The engineering ropeway of journey experiment, the control of dynamic analog chemical process, the ability of engineering practice of training student, we take the above
The scheme that two class modes are combined, that is, ensure that less investment and reduce floor space, student is had towards actual life
Produce process computer control system the sense of reality, for improve student the connection between theory and practice ability and practical operative ability and
A fabulous platform can be provided by solving the ability of engineering problem, while being advantageously implemented the open of the curriculum experiment
Teaching.
The content of the invention
The purpose of the present invention be for existing pure software teaching efficiency it is poor, and hardware acquisition cost it is too big the problem of,
Design a kind of computer monitoring test device of the Object Oriented Characteristic of soft or hard combination.
The technical scheme is that：
A kind of computer monitoring test device of Object Oriented Characteristic, it includes industrial computer 1, regulation channel characteristic test mould
Block 16 and interfering channel characteristic test module 17, regulation channel characteristic test module 16 and interfering channel characteristic test module 17
Break-make is selected by industrial computer 1, it is characterized in that industrial computer 1 is connected with PLC adjusters 3 and PLC digital outputs module 5 respectively, PLC
Digital output module 5 is connected with auxiliary reclay 11, and PLC adjusters 3 are connected with PLC analog output modules 4, PLC simulations
Amount output module 4 and first order inertial loop 1. 7 an input be connected, first order inertial loop 1. 7 another input and
Outer interference module 6 is connected, and 1. 2. 7 output end and first order inertial loop 8 be connected first order inertial loop, first order inertial loop
2. 8 are controlled by the relay output node of auxiliary reclay 11 1. 18, first order inertial loop 1. 7 another bring out and single order
Inertial element 2. 8 input of the output end with Analog input mModule 9 be connected, first order inertial loop 2. 8 it is another
2. individual output end 19 is also connected by the relay output node of auxiliary reclay 11 with Analog input mModule 9, and analog quantity is defeated
Enter the output termination plant characteristic curve module 10 of module 9.
Described industrial computer 1 passes through RS-232 communication parts 2 and PLC analog output modules 4, PLC digital output moulds
Block 5 and Analog input mModule 9 are communicated, the PID components embedded using PLC, and adjuster 3 and outer interference source 6 are real by industrial computer 1
Now output valve is given, and is exported through PLC analog output modules 4.
First order inertial loop 1. with first order inertial loop 2., pass through industrial computer selection regulation channel characteristic test 16 or interference
Channel characteristic test 17, auxiliary reclay 11 is controlled by PLC digital outputs module 5, first order inertial loop 1. 7 operation amplifier
Device input 12 is connected with PLC analog output modules 4, and relay output node will be passed through for interfering channel characteristic test 17
4. 21 disconnect filter capacitor 13, now first order inertial loop 1. 7 be scaling circuit；Will for regulation channel characteristic test 16
4. filter capacitor 13 21 is connected to by operational amplifier output terminal 14 by relay output node；Will for single appearance object test
Control relay output node 2. 19, relay output node 20 be 3. normally closed node closure, will control for the test of double volume object
Relay output node processed 2. 19, relay output node 20 be 3. that normally opened node is closed；When outer interference is added, relay is defeated
Go out node 1. 18 normally opened node closure.
Beneficial effects of the present invention：
The invention provides a kind of with the Virtual Simulative Experiment teaching pattern that actually main, actual situation is combined, both it ensure that less
Investment and reduce floor space, also make student have towards actual production process computer control system the sense of reality, it is right
It can be provided in the ability and practical operative ability that improve student's connection between theory and practice and the ability for solving engineering problem
One fabulous platform, while being advantageously implemented the Opening Teaching of the curriculum experiment.
Brief description of the drawings
Fig. 1 is the theory diagram of the present invention.
Fig. 2 is real-time Simulation surface chart of the present invention.
In figure：1 it is industrial computer, 2 be RS-232 communication parts, 3 be PLC adjusters, 4 is PLC analog output modules, 5
For PLC digital outputs module, 6 be outer interference source, 7 be first order inertial loop 1., 8 be first order inertial loop 2., 9 be analog quantity
Input module, 10 be plant characteristic curve, 11 be auxiliary reclay, 12 be opamp input terminal, 13 be filter capacitor, 14
For operational amplifier output terminal, 15 be filter capacitor free end, 16 be regulation channel characteristic test, 17 be interfering channel characteristic survey
Examination, 18 be relay output node 1., 19 be relay output node 2., 20 be relay output node 3., 21 be relay
Output node is 4..
Embodiment
The present invention is further illustrated with reference to the accompanying drawings and examples.
As shown in Figure 1-2.
A kind of computer monitoring test device of Object Oriented Characteristic, mainly by industrial computer 1, RS-232 communication parts 2,
PLC adjusters 3, PLC analog output modules 4, PLC digital outputs module 5, outer interference source 6, first order inertial loop 1. 7, one
Rank inertial element 2. 8, Analog input mModule 9, plant characteristic curve 10, auxiliary reclay 11, opamp input terminal 12,
Filter capacitor 13, operational amplifier output terminal 14, filter capacitor free end 15, regulation channel characteristic test 16, interfering channel are special
Property test 17, relay output node 1. 18, relay output node 2. 19, relay output node 3. 20, relay output
4. node 21 constitutes.The break-make of regulation channel characteristic test module 16 and interfering channel characteristic test module 17 is selected by industrial computer 1
Select, as shown in figure 1, industrial computer 1 is connected with PLC adjusters 3 and PLC digital outputs module 5 respectively, PLC digital output moulds
Block 5 is connected with auxiliary reclay 11, and PLC adjusters 3 are connected with PLC analog output modules 4, PLC analog output modules 4 with
First order inertial loop 1. 7 an input be connected, first order inertial loop 1. 7 another input and the outer phase of interference module 6
Even, 1. 2. 7 output end and first order inertial loop 8 be connected first order inertial loop, and 2. first order inertial loop 8 is controlled by centre
The relay output node of relay 11 1. 18, first order inertial loop 1. 7 another bring out and first order inertial loop 2. 8
Input of one output end with Analog input mModule 9 is connected, first order inertial loop 2. 8 another output end in
Between the relay output node of relay 11 2. 19 be also connected with Analog input mModule 9, the output end of Analog input mModule 9
Connect plant characteristic curve module 10.Described industrial computer 1 passes through RS-232 communication parts 2 and PLC analog output modules 4, PLC
Digital output module 5 and Analog input mModule 9 are communicated, the PID components embedded using PLC, adjuster 3 and outer interference source 6
The given of output valve is realized by industrial computer 1, and exported through PLC analog output modules 4.First order inertial loop is 1. used with single order
Property link 2., by industrial computer selection regulation channel characteristic test 16 or interfering channel characteristic test 17, by PLC digital outputs
Module 5 controls auxiliary reclay 11, first order inertial loop 1. 7 opamp input terminal 12 and PLC analog output modules 4
Connection, for interfering channel characteristic test 17 will by relay output node 4. 21 disconnect filter capacitor 13, now single order be used to
Property link 1. 7 be scaling circuit；4. 21 it will will be filtered by relay output node for regulation channel characteristic test 16
Electric capacity 13 is connected to operational amplifier output terminal 14；For it is single hold object test by control relay output node 2. 19, relay
3. device output node 20 is normally closed node closure, for the test of double volume object by control relay output node 2. 19, relay
3. output node 20 closes for normally opened node；When outer interference is added, 1. 18 normally opened nodes are closed relay output node.
The real-time Simulation surface chart of the present invention is as shown in Figure 2.
Part that the present invention does not relate to is same as the prior art or can be realized using prior art.
Claims (3)
1. a kind of computer monitoring test device of Object Oriented Characteristic, it includes industrial computer（1）, regulation channel characteristic test mould
Block（16）With interfering channel characteristic test module（17）, adjust channel characteristic test module（16）With interfering channel characteristic test mould
Block（17）Break-make by industrial computer（1）Selection, it is characterized in that industrial computer（1）Respectively with PLC adjusters（3）And PLC digital quantities are defeated
Go out module（5）It is connected, PLC digital output modules（5）With auxiliary reclay（11）It is connected, PLC adjusters（3）Simulated with PLC
Measure output module（4）It is connected, PLC analog output modules（4）With the first first order inertial loop（7）An input be connected,
First first order inertial loop（7）Another input and outer interference module（6）It is connected, the first first order inertial loop（7）One
Individual output end and the second first order inertial loop（8）It is connected, the second first order inertial loop（8）It is controlled by auxiliary reclay（11）
One relay output node（18）, the first first order inertial loop（7）Another bring out and the second first order inertial loop（8）'s
One output end is and Analog input mModule（9）Input be connected, the second first order inertial loop（8）Another output end
Pass through auxiliary reclay（11）The second relay output node（19）Also with Analog input mModule（9）It is connected, analog quantity is defeated
Enter module（9）Output termination plant characteristic curve module（10）.
2. the computer monitoring test device of Object Oriented Characteristic according to claim 1, it is characterised in that described work
Control machine（1）Pass through RS-232 communication parts（2）With PLC analog output modules（4）, PLC digital output modules（5）And simulation
Measure input module（9）Communication, the PID components embedded using PLC, PLC adjusters（3）With outer interference module（6）Pass through industrial computer
（1）The given of output valve is realized, and through PLC analog output modules（4）Output.
3. the computer monitoring test device of Object Oriented Characteristic according to claim 1, it is characterised in that：First single order
Inertial element（7）With the second first order inertial loop（8）Pass through industrial computer selection regulation channel characteristic test module（16）Or interference
Channel characteristic test module（17）, by PLC digital output modules（5）Control auxiliary reclay（11）, the first one order inertia ring
Section（7）Opamp input terminal（12）With PLC analog output modules（4）Connection, for interfering channel characteristic test mould
Block（17）The 4th relay output node will be passed through（21）Disconnect filter capacitor（13）, now the first first order inertial loop（7）For
Scaling circuit；For regulation channel characteristic test module（16）The 4th relay output node will be passed through（21）By filtered electrical
Hold（13）It is connected to operational amplifier output terminal（14）；Hold object test by the second relay output node of control for single
（19）, the 3rd relay output node（20）Closed for normally closed node, for the test of double volume object the second relay will be controlled defeated
Go out node（19）, the 3rd relay output node（20）Closed for normally opened node；When outer interference is added, the output of the first relay
Node（18）Normally opened node closure.
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2526883Y (en) * | 2002-03-08 | 2002-12-18 | 江南大学 | process control experimental device |
| CN1609918A (en) * | 2004-11-22 | 2005-04-27 | 上海理工大学 | System integrated process control and communication experiment system |
| CN103426344A (en) * | 2013-05-23 | 2013-12-04 | 浙江工业大学 | Automatic control experiment table |
| CN205028513U (en) * | 2015-09-06 | 2016-02-10 | 黄山学院 | Computer monitoring testing arrangement of object oriented characteristic |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030105535A1 (en) * | 2001-11-05 | 2003-06-05 | Roman Rammler | Unit controller with integral full-featured human-machine interface |
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- 2015-09-06 CN CN201510559536.1A patent/CN105139720B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2526883Y (en) * | 2002-03-08 | 2002-12-18 | 江南大学 | process control experimental device |
| CN1609918A (en) * | 2004-11-22 | 2005-04-27 | 上海理工大学 | System integrated process control and communication experiment system |
| CN103426344A (en) * | 2013-05-23 | 2013-12-04 | 浙江工业大学 | Automatic control experiment table |
| CN205028513U (en) * | 2015-09-06 | 2016-02-10 | 黄山学院 | Computer monitoring testing arrangement of object oriented characteristic |
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