CN210222557U - Comprehensive protection measurement and control device based on PLC - Google Patents
Comprehensive protection measurement and control device based on PLC Download PDFInfo
- Publication number
- CN210222557U CN210222557U CN201921642606.XU CN201921642606U CN210222557U CN 210222557 U CN210222557 U CN 210222557U CN 201921642606 U CN201921642606 U CN 201921642606U CN 210222557 U CN210222557 U CN 210222557U
- Authority
- CN
- China
- Prior art keywords
- control device
- plc
- measurement
- ethernet switch
- protection measurement
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model discloses a comprehensive protection measurement and control device based on PLC belongs to protection measurement and control equipment technical field, and it includes PLC, ethernet switch, a plurality of protection measurement and control device and a plurality of host computer, PLC includes processor module and communication module, and is a plurality of protection measurement and control device's communication interface terminal all with communication module connects, and is a plurality of protection measurement and control device's ethernet interface all is connected with ethernet switch I, processor module and a plurality of the host computer all is connected with ethernet switch II, ethernet switch I with ethernet switch II passes through ethernet UNICOM. The utility model discloses can effectively integrate a plurality of protection measurement and control devices, improve the measurement and control uniformity.
Description
Technical Field
The utility model relates to a protection measurement and control equipment technical field specifically is a comprehensive protection measurement and control device based on PLC.
Background
The comprehensive protection, measurement and control devices (microcomputer line protection, motor protection and the like) of the power system in a factory mostly adopt matched development management software or a communication manager for background monitoring. Due to the fact that the background monitoring system is not uniform in software platforms of manufacturers, technologies of a plurality of manufacturers need to be learned and digested respectively in the later operation and maintenance processes, software system platforms cannot be integrated effectively, and normal operation and maintenance and use of equipment in a factory are seriously affected.
The patent with the publication number of CN 204065774U discloses and a can divide colliery underground feed switch, play the intelligent protection device based on PLC who protects downhole equipment, including electrical power generating system and PLC system, the analog quantity acquisition module of hookup with the PLC system, external signal input output system, communication system and display system, characterized by that the PLC system adopts the high-speed processing system of ARM chip STM32 of 32 bit CPU as the core, external signal input system adopts PC354 optoelectronic coupler to keep apart, external signal output system adopts AD245 isolation module to keep apart, the communication part adopts linear opto-coupler to keep apart. By isolation, the problem of burning loss of the protection measurement and control unit caused by power grid voltage disturbance is solved, and the method can be effectively applied to various underground power grids seriously polluted by harmonic waves generated in the operation of a frequency converter. The device has complete protection, measurement, monitoring, control and communication functions, adopts intelligent full Chinese liquid crystal display, has a menu type operation interface, is visual in display and convenient to maintain. However, this utility model can not effectively integrate a plurality of protection measurement and control devices, can not solve above-mentioned technical problem.
Disclosure of Invention
In view of this, the utility model provides a to prior art not enough, the utility model provides a can effectively integrate a plurality of protection measurement and control devices, improve the comprehensive protection measurement and control device based on PLC who observes and controls the uniformity.
In order to solve the technical problem, the utility model discloses the technical scheme who takes is: the utility model provides a comprehensive protection measurement and control device based on PLC, includes PLC, ethernet switch, a plurality of protection measurement and control device and a plurality of host computer, PLC includes processor module and communication module, and is a plurality of protection measurement and control device's communication interface terminal all with communication module connects, and is a plurality of protection measurement and control device's ethernet interface all is connected with ethernet switch I, processor module and a plurality of the host computer all is connected with ethernet switch II, ethernet switch I with ethernet switch II passes through ethernet UNICOM.
Further, the PLC is Siemens S7-1200PLC, the processor module is a CPU1215C processor, and the communication module is a CM1241 RS422/485 communication module.
Furthermore, a plurality of communication interface terminals of the protection measurement and control device are connected with the communication module through 485 communication lines.
Further, the ethernet switch is a 32-port 10-gigabit ethernet switch.
Further, the upper computer is a computer, and siemens picture software is preinstalled in the computer.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the utility model discloses integrated protection measurement and control device based on PLC to PLC is as basic platform, with the different types of protection measurement and control device in factory all rather than data transmission, realizes data exchange through the ethernet switch, and PLC will exchange data transmission and send to the host computer corresponding with each protection measurement and control device to effectively integrate a plurality of protection measurement and control devices in factory, improved measurement and control uniformity and convenience, guaranteed equipment normal operating and maintenance use in the factory.
In addition, the PLC selects Siemens S7-1200PLC, the processor module is a CPU1215C processor, the communication module is a CM1241 RS422/485 communication module, the reliability is high, the cost performance is high, the Ethernet switch is a 32-port 10-gigabit Ethernet switch, the capacity is large, the delay is low, Siemens Bo-Tu software is pre-installed in a computer serving as an upper computer, and the Siemens S7-1200PLC can be matched with the Siemens S7-1200PLC, so that the operation and control of a user are facilitated.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
For a better understanding of the present invention, the contents of the present invention will be further clarified below by referring to examples, but the present invention is not limited to the following examples. In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details.
Example one
As shown in figure 1, a comprehensive protection measurement and control device based on PLC, including PLC, ethernet switch, a plurality of protection measurement and control device and a plurality of host computer, PLC includes processor module and communication module, and is a plurality of protection measurement and control device's communication interface terminal all with communication module connects, and is a plurality of protection measurement and control device's ethernet interface all is connected with ethernet switch I, processor module and a plurality of the host computer all is connected with ethernet switch II, ethernet switch I with ethernet switch II passes through ethernet UNICOM.
Specifically, the PLC is Siemens S7-1200PLC, the processor module is a CPU1215C processor, and the communication module is a CM1241 RS422/485 communication module.
A plurality of the communication interface terminals of the protection measurement and control device are connected with the communication module through 485 communication lines.
The Ethernet switch is a 32-port 10-gigabit Ethernet switch.
The upper computer is a computer, and Siemens Bob diagram software is preinstalled in the computer.
The embodiment of the utility model provides a comprehensive protection measurement and control device's application method based on PLC: (1) building a Modbus communication test environment of the upper computer and the protection measurement and control device, and simulating test by using serial port debugging software and Modbus communication of the protection measurement and control device to realize normal equipment data exchange; (2) a Modbus communication test environment of the Siemens S7-1200PLC and the comprehensive protection measurement and control device is established, and normal data exchange communication with the comprehensive protection measurement and control device is realized through programming test of the Siemens S7-1200 PLC; (3) on the basis that Siemens S7-1200PLC can realize normal data exchange with the comprehensive protection measurement and control device, designing picture engineering on a Siemens human-computer interface WINCC system, and debugging to realize remote monitoring; (4) and summarizing test and debugging experience, providing later maintenance process data for the later and ensuring the realization of long-term normal operation.
Through the four steps, communication between the Siemens S7-1200PLC and the comprehensive protection measurement and control device can be realized, the WINCC system preinstalled by the upper computer is used for monitoring the operation of the power system, and the background monitoring system is integrated to form a unified software platform, so that the factory maintenance and use are more convenient, and the long-term benefit is realized.
The embodiment of the utility model provides an in, PLC chooses Siemens S7-1200PLC for use, processor module is CPU1215C treater, communication module is CM1241 RS422 485 communication module, the good reliability, the sexual valence relative altitude, as pre-installation Siemens Bo map software in the computer of host computer, can cooperate with Siemens S7-1200PLC, make things convenient for the user to control, the ethernet switch is 32 ports 10 gigabit Ethernet switch, have capacious, the characteristics of low delay, hold 32 protection measurement and control devices at most, N is not more than 32, can satisfy the factory and use.
Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and other modifications or equivalent replacements made by the technical solutions of the present invention by those of ordinary skill in the art should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.
Claims (5)
1. The utility model provides a comprehensive protection measurement and control device based on PLC which characterized in that: including PLC, ethernet switch, a plurality of protection measurement and control device and a plurality of host computer, PLC includes processor module and communication module, and is a plurality of protection measurement and control device's communication interface terminal all with communication module connects, and is a plurality of protection measurement and control device's ethernet interface all is connected with ethernet switch I, processor module and a plurality of the host computer all is connected with ethernet switch II, ethernet switch I with ethernet switch II passes through ethernet UNICOM.
2. The PLC-based integrated protection, measurement and control device of claim 1, wherein: the PLC is Siemens S7-1200PLC, the processor module is a CPU1215C processor, and the communication module is a CM1241 RS422/485 communication module.
3. The PLC-based integrated protection, measurement and control device of claim 2, wherein: a plurality of the communication interface terminals of the protection measurement and control device are connected with the communication module through 485 communication lines.
4. The PLC-based integrated protection, measurement and control device of claim 3, wherein: the Ethernet switch is a 32-port 10-gigabit Ethernet switch.
5. The PLC-based integrated protection, measurement and control device of claim 4, wherein: the upper computer is a computer, and Siemens Bob diagram software is preinstalled in the computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921642606.XU CN210222557U (en) | 2019-09-29 | 2019-09-29 | Comprehensive protection measurement and control device based on PLC |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921642606.XU CN210222557U (en) | 2019-09-29 | 2019-09-29 | Comprehensive protection measurement and control device based on PLC |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210222557U true CN210222557U (en) | 2020-03-31 |
Family
ID=69921030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921642606.XU Active CN210222557U (en) | 2019-09-29 | 2019-09-29 | Comprehensive protection measurement and control device based on PLC |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210222557U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112034798A (en) * | 2020-08-25 | 2020-12-04 | 三一汽车制造有限公司 | Control system and control method |
-
2019
- 2019-09-29 CN CN201921642606.XU patent/CN210222557U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112034798A (en) * | 2020-08-25 | 2020-12-04 | 三一汽车制造有限公司 | Control system and control method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203367669U (en) | Intelligent socket device based on power line carrier communication | |
| CN2938120Y (en) | Integral power measuring control device | |
| CN100470976C (en) | Integrated automation converting station debugging apparatus | |
| CN210222557U (en) | Comprehensive protection measurement and control device based on PLC | |
| CN103076819B (en) | A kind of data processing method of fluid level control device | |
| CN205038324U (en) | The DC load's automatic loading device | |
| CN208723624U (en) | A kind of power remote distributed terminal | |
| CN206133918U (en) | Communication of serial communication net gape and fiber communication mix electric flux acquisition terminal of gathering | |
| CN202331173U (en) | Industrial controller and industrial network control system | |
| CN214707733U (en) | Communication circuit of monitoring equipment | |
| CN212569751U (en) | Remote debugging platform based on Feiteng 2000+ server | |
| CN205754412U (en) | A kind of MODBUS protocol conversion apparatus | |
| CN106535361A (en) | Dual-wireless communication device applied to remote monitoring system | |
| CN203660662U (en) | Single-space five-in-one device for intelligent transformer station | |
| CN202058000U (en) | Switching strategy programmable controller | |
| CN206311924U (en) | Excitation system rectifier bridge state display instrument based on double-nuclear DSP | |
| CN214851317U (en) | Multi-channel electrical fire monitoring device with network transmission | |
| CN218124716U (en) | Wireless communication management machine and electric power operation and maintenance system | |
| CN216052716U (en) | Virtual load electrical equipment capable of realizing digital and intelligent control | |
| CN220673456U (en) | Remote data acquisition device of photovoltaic power generation system | |
| CN214675189U (en) | Intelligent gateway system | |
| CN212875828U (en) | Communication device of upper computer and lower computer | |
| CN210377099U (en) | Automatic switching circuit for metering protocol channel | |
| CN211479469U (en) | Relay protection simulation device | |
| CN211319038U (en) | Multi-rocker switch input control panel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |