CN106125616A - A kind of method of electric networking control - Google Patents
A kind of method of electric networking control Download PDFInfo
- Publication number
- CN106125616A CN106125616A CN201610612308.0A CN201610612308A CN106125616A CN 106125616 A CN106125616 A CN 106125616A CN 201610612308 A CN201610612308 A CN 201610612308A CN 106125616 A CN106125616 A CN 106125616A
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- station
- master station
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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
- G05B19/0423—Input/output
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
A kind of method that the present invention relates to electric networking control, it is characterized in that: a master station device and one are set from station arrangement, master station device is arranged on the operating board of production scene, it is arranged in electromagnetism station from station arrangement, master station device and being electrically connected by two core signal cables between station arrangement；Master station device and being designed with single-chip microcomputer for core from station arrangement, is programmed from the single-chip microcomputer of station arrangement, it is achieved the electric operation starting or stoping relay, catalyst control system；The single-chip microcomputer of master station device is programmed, arrange MODBUS RTU Communication processing functional device with realize by operation switch control command by MODBUS net be sent to electromagnetism station from station arrangement.Its advantage is: not only stopped cable scaling loss compared with traditional electric connecting mode, also have that control is reliable, the usage amount of cable and purchase cost is few, the workload of cable distribution and construction cost low, safe and reliable, three production equipment can be controlled.
Description
Technical field
A kind of method that the present invention relates to electric networking control, is mainly used in iron and steel metallurgy enterprise traditional relay
Device, catalyst control system, the electrical connection that the operation switch of the Electricity distribution panel box from electromagnetism station to production scene is carried out controls, and belongs to
Electrical control and field of network communication in iron and steel metallurgy industry.
Background technology
The Electrified Transmission of much production equipment is had still to use traditional relay, catalyst to control system in iron and steel metallurgy enterprise
System, these electric control systems are the most all arranged in the power distribution cabinet at electromagnetism station, and the operation producing equipment to every controls, and all needs
From the power distribution cabinet of every equipment, to draw multi-core controlled cable and route to production scene by cable duct or penetration pipe etc.
Operating board, then the operation switch that produce equipment corresponding to operating board carry out distribution connection.In reality produces, due to production scene
Work condition environment complicated, such as, owing to conduction dust is big, leak or the reason such as high temperature ageing, often can cause electric discontinuity of cable, short
The situations such as road, ground connection or electric leakage, add these running voltages controlling cable and mostly are AC 220 V or the high pressure of 380 volts, and one
The faults such as denier generation cable leakage, short circuit or ground connection, often can cause cable scaling loss, bring even can to the person of surrounding and equipment
Harm.
Summary of the invention
It is an object of the invention to provide a kind of need not relay traditional in electromagnetism station, catalyst control system are appointed
What is changed, and connects with the two core signal cables meeting RS485 communication protocol, it is possible to control three electricity producing equipment simultaneously
The method of gas networking control.
Technical scheme is as follows:
One master station device and one is set from station arrangement, master station device and from station arrangement each with a single-chip microcomputer as core,
Can control three production equipment, master station device is arranged on the operating board of production scene, is arranged in electromagnetism station from station arrangement,
Master station device and between station arrangement by one meet RS485 communication protocol, running voltage is the two core signal cables of direct current 5V
It is electrically connected；Master station device is designed for connecting the input interface of three production equipment operation switches, and these interfaces are by connecing
The input port of line terminals, Phototube Coupling unit and single-chip microcomputer is constituted；Three that are designed for operating in electromagnetism station from station arrangement are continued
Electrical equipment, the output interface of catalyst control system, these interfaces are by single-chip microcomputer delivery outlet, Phototube Coupling unit, auxiliary reclay
Constitute with binding post；The master station device operation switch that produce equipment corresponding to operating board is electrically connected, every equipment
Control command is input to master station device by operating switch；Three relays, catalyst control system in electromagnetism station fill with slave station
Put corresponding binding post to be attached；By the single-chip microcomputer of master station device is programmed, the MODBUS of master station device is set
RTU Communication processing functional device, to realize by MODBUS net, the control command of operation switch is sent to the slave station in electromagnetism station
Device；By being programmed from the single-chip microcomputer of station arrangement, the MODBUS RTU Communication processing functional device from station arrangement is set, with
Realize receiving master station device from MODBUS net and send the equipment control command of coming, and by programming, it is achieved to relay, catalyst
Control system carries out the electric operation started or stoped.
The invention have the advantage that the method using the present invention, often set master station device and can be from electromagnetism station to life from station arrangement
The electrical connection producing execute-in-place switch need to be become being met by one with the control cable of three multicores by original three equipment
RS485 communication protocol, running voltage is that the two core signal cables of direct current 5V substitute.The method using the present invention, it is not necessary to electricity
Relay, catalyst control system traditional in magnetic station make any change, only need to open being formerly used for the operation of connection production scene
The binding post closed connects from the binding post that station arrangement is corresponding with the present invention.The method of the present invention electrically connects with traditional
The mode of connecing is compared and has not only been stopped cable scaling loss, also has that control is reliable, a usage amount of cable and purchase cost is few, cable distribution
Workload and the advantage such as construction cost is low, safe and reliable.
Accompanying drawing explanation
Fig. 1 is the traditional relay-contactor control system electrical schematic diagram controlling motor Unidirectional；
Fig. 2 is the electrical connection schematic diagram of three traditional relay-contactor control systems and production scene operation switch；
Fig. 3 is the electrical connection schematic diagram in the method for the present invention；
Fig. 4 be the present invention method in from station arrangement electrical principle block diagram；
Fig. 5 is master station device electrical principle block diagram of the present invention；
Fig. 6 is the working-flow figure of the present invention.
Detailed description of the invention
Embodiment:
In actual production, traditional relay, catalyst control system have control motor Unidirectional, are just controlling motor
Antiport, Y-△ start various control system, these control systems and electrically the connecting from station arrangement in the present invention such as control
Connect mode essentially identical, the most only with relay, the catalyst control system of a control motor Unidirectional
As a example by illustrate.It addition, in actual production, the manipulation device that execute-in-place platform uses has press button, omnipotent conversion to open
The multiple manipulation devices such as pass, master controller, these manipulation devices are basic with the electric connecting mode of master station device in the present invention
Identical, the most only illustrate as a example by press button.
As it is shown in figure 1, for controlling traditional relay of motor Unidirectional, catalyst control system electrical principle
Figure, wherein, S1 and S2 is mounted in the press button of production scene operating board, and S1 is normally opened button, for motor start-up control
System, S2 is normally closed button, and the stopping for motor controls；Motor M1 is installed to production scene；Other, Dynamic Contact device
KM1, overtemperature relay F1 and some chain contact, distribution etc. are arranged in the power distribution cabinet at electromagnetism station.As shown in Figure 1, from electromagnetism
The relay stood, the press button of catalyst control system to production scene operating board, need to be with three core alternating current 220V job
The control cable of voltage is attached.
As in figure 2 it is shown, be the press button of three traditional relays, catalyst control system and production scene operating board
Carry out the schematic diagram being electrically connected, as shown in Figure 2, three traditional relay-contactor control systems and production scene operating board
The press button of three equipment when being electrically connected, need to enter with the control cable that three three core running voltages are alternating current 220V
Row connects.
As it is shown on figure 3, be master station device and control system from station arrangement and three traditional relays, catalysts in the present invention
System carries out the schematic diagram being electrically connected, and as seen from the figure, the present invention is arranged on the power distribution cabinet at electromagnetism station from station arrangement, three relays
Device, catalyst control control system, the electrical connection that original and production scene press button is directly carried out, and change into now, just
Closely with being attached from the corresponding binding post of station arrangement in the present invention；In the present invention, master station device is arranged on production scene
Operating board, in operating board, for manipulating, the press button of three production equipment is corresponding with the master station device in the present invention nearby to be connect
Line terminals is electrically connected；From the figure 3, it may be seen that the master from station arrangement Yu production scene operating board in electromagnetism station in the present invention
Meeting RS485 communication protocol by one between station arrangement, running voltage is that the two core signal cables of direct current 5V electrically connect
Connect.
As shown in Figure 4, in the present invention from station arrangement electrical principle block diagram.In conjunction with Fig. 4, the present invention from station arrangement by opening
Closing power supply, single-chip microcomputer, three Phototube Coupling unit, MAX485 communication chip, DB9 communications connectors, K1～K6 continues six centres
Electrical equipment and binding post are constituted.Switching Power Supply is single-chip microcomputer, Phototube Coupling unit, MAX485 communication chip and auxiliary reclay etc.
DC supply is provided；MAX485 communication chip is connected with serial communication interface and the DB9 communications connectors of single-chip microcomputer respectively, structure
Become the bottom hardware of RS485 communications protocol, be connected for carrying out communication with master station device.The line of six auxiliary reclays of K1～K6
Circle outfan with Phototube Coupling unit respectively is connected, and the input of Phototube Coupling unit is connected with the delivery outlet of single-chip microcomputer；Choosing
The normally opened point and the normally closed point that take six auxiliary reclays of K1～K6 are connected on corresponding binding post, and pair of wire connection terminals packet
Numbering, for carrying out electric operation to three relays, catalyst control system.
As it is shown in figure 5, be the master station device electrical principle block diagram in the present invention.In conjunction with Fig. 5, master station device of the present invention is by opening
Closing power supply, single-chip microcomputer, three Phototube Coupling unit, MAX485 communication chip, DB9 communications connectors and binding post etc. are constituted.
Switching Power Supply is single-chip microcomputer, the On-off signal of Phototube Coupling unit, MAX485 communication chip and press button provides direct current work
Make power supply；MAX48 5 chips that communicate are connected with serial communication interface and the DB9 communications connectors of single-chip microcomputer respectively, constitute RS485 and lead to
The bottom hardware of news agreement, for carry out communication from station arrangement and be connected；The outfan of Phototube Coupling unit is defeated with single-chip microcomputer
Entrance connects, and the input of Phototube Coupling unit is connected with binding post, and pair of wire connection terminals carries out packet numbering, it is achieved Jiang Santai
The actuating signal of device button switch is input to master station device by corresponding binding post.
Fig. 6 is the working-flow figure of the present invention, and in conjunction with Fig. 6, the flow process of present system work is: the master of operating board
Station arrangement powers on, and performs initialization program, and the reading buffer unit of clear operation switch, to MODBUS RTU Communication processing function
Block puts initial value；Powering on from station arrangement of electromagnetism station, performs initialization program, and initial value is put in the output to relay, and right
MODBUS RTU Communication processing functional device puts initial value；The operator of operating board manipulate the press button of three equipment, carry out
Three equipment start or stop operation；Master station device passes through programming, and the manipulation order to operation switch input is read out, delays
Deposit, and with the data form set, this manipulation order is sent to electromagnetism station by MODBUS RTU Communication processing functional device
From station arrangement；From station arrangement by programming, run MODBUS RTU Communication processing functional device, receive and cache master station device and send
The control command to three equipment come, runs equipment start-stop control function block, and the on off control performing three equipment respectively is patrolled
Volume, it is achieved the electric operation that three the production relays of equipment, catalyst control systems are started or stoped.
Claims (2)
1. a method for electric networking control, is characterized in that: arrange a master station device and one from station arrangement, master station device
With from station arrangement each with a single-chip microcomputer as core, it is possible to control three produce equipment, master station device is arranged on production scene
Operating board on, be arranged in electromagnetism station from station arrangement, master station device with between station arrangement, met RS485 by one communicate rule
About, running voltage is that the two core signal cables of direct current 5V are electrically connected；Master station device is designed for connecting three productions and sets
The input interface of standby operation switch, these interfaces are made up of the input port of binding post, Phototube Coupling unit and single-chip microcomputer；Slave station
Device is designed for three relays, the output interface of catalyst control system operating in electromagnetism station, and these interfaces are by monolithic
Machine delivery outlet, Phototube Coupling unit, auxiliary reclay and binding post are constituted；Master station device is corresponding to operating board produces equipment
Operation switch is electrically connected, and the control command of every equipment is input to master station device by operating switch；In electromagnetism station three
Platform relay, catalyst control system are attached with from the corresponding binding post of station arrangement；By the monolithic to master station device
Machine is programmed, and arranges the MODBUS RTU Communication processing functional device of master station device, to realize the control command of operation switch
By MODBUS net be sent in electromagnetism station from station arrangement；By being programmed from the single-chip microcomputer of station arrangement, slave station is set
The MODBUS RTU Communication processing functional device of device, controls life with the equipment realized from MODBUS net receives master station device transmission next
Order, and by programming, it is achieved the electric operation that relay, catalyst control system are started or stoped.
The method of electric networking control the most according to claim 1, is characterized in that: the master station device of operating board powers on, and holds
Row initialization program, the reading buffer unit of clear operation switch, MODBUS RTU Communication processing functional device is put initial value；Electricity
Powering on from station arrangement of magnetic station, performs initialization program, and initial value is put in the output to relay, and to MODBUS RTU Communication processing
Functional device puts initial value；The operator of operating board manipulate the press button of three equipment, carry out the startup of three equipment or stop
Only operation；Master station device is read out by programming, the manipulation order to operation switch input, is cached, and with the data set
Form, by this manipulation order by MODBUS RTU Communication processing functional device be sent to electromagnetism station from station arrangement；From station arrangement
By programming, run MODBUS RTU Communication processing functional device, receive and cache master station device send come to three equipment
Control command, runs equipment start-stop control function block, performs the on off control logic of three equipment respectively, it is achieved to three productions
The relay of equipment, catalyst control system carry out the electric operation started or stoped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610612308.0A CN106125616A (en) | 2016-07-31 | 2016-07-31 | A kind of method of electric networking control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610612308.0A CN106125616A (en) | 2016-07-31 | 2016-07-31 | A kind of method of electric networking control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106125616A true CN106125616A (en) | 2016-11-16 |
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ID=57255706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610612308.0A Pending CN106125616A (en) | 2016-07-31 | 2016-07-31 | A kind of method of electric networking control |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106125616A (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204116932U (en) * | 2014-10-21 | 2015-01-21 | 内蒙古包钢钢联股份有限公司 | Expedition pump station control system |
-
2016
- 2016-07-31 CN CN201610612308.0A patent/CN106125616A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204116932U (en) * | 2014-10-21 | 2015-01-21 | 内蒙古包钢钢联股份有限公司 | Expedition pump station control system |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161116 |