CN213693949U - Full-automatic unattended system of bucket wheel machine of thermal power plant - Google Patents
Full-automatic unattended system of bucket wheel machine of thermal power plant Download PDFInfo
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- CN213693949U CN213693949U CN202022885207.5U CN202022885207U CN213693949U CN 213693949 U CN213693949 U CN 213693949U CN 202022885207 U CN202022885207 U CN 202022885207U CN 213693949 U CN213693949 U CN 213693949U
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Abstract
The utility model discloses a full-automatic unmanned on duty system of thermal power plant's bucket wheel machine, it includes intelligent detection equipment on the spot, full automatic control PLC, bucket wheel machine system PLC on the spot, control switch on the spot, high definition video equipment on the spot, on the spot 5G communication module, centralized control room control switch, control server, centralized control room video switch and video server. By adopting a 5G communication means, the traditional optical cable communication mode between the bucket wheel machine and the centralized control room is replaced, the mixed bearing and reliable communication of the millisecond-level delayed industrial control signal and the multi-path high-definition camera video signal in a 5G network are realized, the wireless control and video monitoring of the bucket wheel machine in actual production are supported, and the stable operation of the system is ensured.
Description
Technical Field
The utility model relates to a full-automatic unmanned on duty system field of thermal power plant's bucket wheel machine specifically is a full-automatic unmanned on duty system of thermal power plant's bucket wheel machine.
Background
Coal piling and taking operations are key links of power production of coal-fired generator sets, and are generally realized by manually operating a bucket wheel machine on site at present. There are many problems with manual work, such as: the operation efficiency is low, and the average coal taking amount is generally less than 69% of the rated value; the fluctuation of coal taking flow is large, so that the unit consumption of coal conveying is high, and the deviation of a belt, coal scattering, coal blockage and collapse of a coal pile are caused; the coal pile is irregular, and the space utilization rate of a coal yard is low; the labor intensity of operators is high, and multiple workers are required to shift the work.
The full-automatic unattended system of the bucket wheel machine of the thermal power plant integrates the technologies of automatic control, three-dimensional scanning and the like, digital yard information is established, comprehensive monitoring equipment is configured, the bucket wheel machine is started and stopped through one key, full-automatic positioning, full-automatic material taking, full-automatic material stacking and full-automatic shunting are realized, the intelligent level and the operation efficiency of the bucket wheel machine are improved, the unit consumption of coal conveying is reduced, the utilization rate of a coal yard is improved, the labor intensity is reduced, and the purposes of reducing manpower and improving efficiency are realized.
In order to meet the communication requirements of extremely short time delay of control signals, large data volume of video signals and high stability and reliability of the system between the bucket wheel machine and a centralized control room in a full-automatic unattended system of the bucket wheel machine of a thermal power plant, an optical cable wired communication mode is generally adopted. The optical cable needs to be provided with a follow-up device to move synchronously with the bucket wheel machine, so that the manufacturing cost is high; the optical cable needs to pass through an underground cable trench, and the construction and the maintenance are complex. In a transportation system, the reliability of optical cable communication becomes a short board which restricts the safe, stable and efficient operation of the system.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model provides a full-automatic unmanned on duty system of thermal power plant bucket wheel machine is in order to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a full-automatic unmanned on duty system of thermal power plant bucket wheel machine, it includes intelligent detection equipment on the spot, full automatic control PLC, bucket wheel machine system PLC on the spot, control switch on the spot, high definition video equipment on the spot, 5G communication module on the spot, centralized control room 5G communication module, centralized control room control switch, control server, centralized control room video switch and video server, its characterized in that: in-situ intelligent detection equipment signal connection in the in-situ control switch, in-situ control switch with full automatic control PLC mutual signal connection, just full automatic control PLC with bucket wheel machine system is in-situ PLC mutual communication connection, in-situ control switch with in-situ video switch all data transmission in-situ 5G communication module, just in-situ video switch with in-situ high definition video equipment signal connection, in-situ 5G communication module with centralized control room 5G communication module is connected, centralized control room 5G communication module respectively with centralized control room control switch with centralized control room video switch connects, centralized control room control switch with control server is connected, centralized control room video switch with video server is connected.
Preferably, the bucket wheel machine system local PLC is set as an original control PLC of the bucket wheel machine.
Preferably, further, the local high-definition video equipment is provided with a plurality of video cameras.
The utility model adopts the above technique, compare with current technique and have following beneficial effect:
1. in the utility model, the control signals and video signals between the coal yard and the centralized control room area adopt the 5G network slicing technology to realize parallel wireless transmission, and replace the current optical cable communication; the uRLLC type slicing service of the 5G network meets the requirements of low time delay and high reliability of control signals; the eMBB type slicing service meets the requirement of large bandwidth of video signals.
2. By adopting a 5G communication means, the traditional optical cable communication mode between the bucket wheel machine and the centralized control room is replaced, the mixed bearing and reliable communication of the millisecond-level delayed industrial control signal and the multi-path high-definition camera video signal in a 5G network are realized, the wireless control and video monitoring of the bucket wheel machine in actual production are supported, and the stable operation of the system is ensured.
Drawings
FIG. 1 is a schematic flow diagram of a fully automatic unattended system of a bucket wheel machine of a thermal power plant;
FIG. 2 is a schematic flow chart of a control network of a fully automatic unattended system of a bucket wheel machine of a thermal power plant;
fig. 3 is a schematic network data diagram of a fully automatic unattended system of a bucket wheel machine of a thermal power plant.
Detailed Description
In combination with the drawings of the embodiments of the present invention, the following will clearly and completely describe the technical solutions of the embodiments of the present invention.
Example (b): referring to fig. 1-3, the present invention provides a technical solution: a full-automatic unattended system of a bucket wheel machine of a thermal power plant comprises an on-site intelligent detection device, a full-automatic control PLC, an on-site PLC of the bucket wheel machine system, an on-site control exchanger, an on-site high-definition video device, an on-site 5G communication module, a centralized control room control exchanger, a control server, a centralized control room video exchanger and a video server, wherein the on-site intelligent detection device is connected with the on-site control exchanger through signals, the on-site control exchanger is connected with the full-automatic control PLC through signals, the full-automatic control PLC is connected with the on-site PLC of the bucket wheel machine system through communication, the on-site control exchanger and the on-site video exchanger are both in data transmission with the on-site 5G communication module, the on-site video exchanger is connected with the on-site high-definition video device through signals, the on-site 5G communication module is connected with the centralized control room 5G, the centralized control room control switch is connected with the control server, and the centralized control room video switch is connected with the video server.
It should be noted that the on-site intelligent detection device can detect and feed back coal pile information of the coal yard, the state of the bucket wheel machine and the like in real time through various intelligent devices; the full-automatic control PLC can receive signals from the on-site intelligent detection equipment and the on-site PLC of the bucket wheel machine system and send signals from the control server to the on-site PLC of the bucket wheel machine system; the local 5G communication module can wirelessly send control signals and video signals of the bucket wheel machine and wirelessly receive control signals of the centralized control room; the centralized control room 5G communication module can wirelessly send control signals of the centralized control room and wirelessly receive control signals and video signals of the bucket wheel machine; the control server is used for operating the control software of the full-automatic unattended system of the bucket wheel machine; the video server is responsible for the collection, storage, playback and the like of the multi-channel video signals.
In this embodiment, the local PLC of the bucket wheel machine system is set as the original configuration control PLC of the bucket wheel machine.
In this embodiment, the local high definition video device is configured as a plurality of video cameras.
According to the arrangement region division, the coal yard bucket wheel machine local PLC full-automatic control system, the video monitoring system and the centralized control room remote monitoring platform are connected, wherein the coal yard bucket wheel machine local PLC full-automatic control system, the video monitoring system and the centralized control room remote monitoring platform are in 5G communication connection, and the coal yard bucket wheel machine local PLC full-automatic control system, the video monitoring system and the centralized control room remote monitoring platform are connected through an industrial Ethernet private network.
In order to ensure safe, reliable and stable operation of the system, control signals (including a PLC, an on-site intelligent detection device and a centralized control room control server) in coal yards and centralized control room areas are independent from industrial Ethernet network transmission of video signals, and transmission layer equipment including an exchanger, a network cable and the like is completely isolated.
Because the bucket wheel machine is far away from the centralized control room, the current full-automatic unattended system of the bucket wheel machine of the thermal power plant generally adopts an optical cable (multi-path optical fiber) to realize the communication between the bucket wheel machine and the centralized control room. The optical cable communication needs to design a special follow-up mechanism on the moving equipment of the bucket wheel machine so as to realize synchronous movement with the bucket wheel machine, and the manufacturing cost is high; the optical cable needs to pass through an underground cable trench, and the construction and the maintenance are complex. In a transportation system, the reliability of optical cable communication becomes a short board which restricts the safe, stable and efficient operation of the system.
In the utility model, the control signal (including PLC, local intelligent detection equipment and centralized control room control server) and the video signal between the coal yard and the centralized control room area adopt the 5G network slicing technology to realize parallel wireless transmission, and replace the current optical cable communication mode; the uRLLC type slicing service of the 5G network meets the requirements of low time delay and high reliability of control signals; the eMBB type slicing service meets the requirement of large bandwidth of video signals.
A communication method of a full-automatic unattended system of a bucket wheel machine of a thermal power plant comprises the following steps:
1. signals acquired by on-site intelligent detection equipment (including positioning detection, coal temperature detection, flow detection and the like) are transmitted to an on-site control switch;
2. the full-automatic control PLC and the local PLC of the bucket wheel machine system are communicated with each other;
3. signals collected by the full-automatic control PLC are transmitted to the local control switch;
4. transmitting signals acquired by the local high-definition video equipment to a local video switch;
5. the local control switch and the local video switch are connected with the local 5G communication module for data transmission;
6. the local 5G communication module and the 5G communication module of the centralized control room carry out data transmission through a 5G communication network;
7. the control server transmits the control data of the 5G communication module of the centralized control room to the control server for processing and transmits a feedback control signal to the PLC;
8. and the video server carries out processing such as acquisition, storage, playback and the like on the video data of the 5G communication module of the centralized control room.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (3)
1. The utility model provides a full-automatic unmanned on duty system of thermal power plant bucket wheel machine, it includes intelligent detection equipment on the spot, full automatic control PLC, bucket wheel machine system PLC on the spot, control switch on the spot, high definition video equipment on the spot, 5G communication module on the spot, video switch on the spot, centralized control room 5G communication module, centralized control room control switch, control server, centralized control room video switch and video server, its characterized in that: in-situ intelligent detection equipment signal connection in the in-situ control switch, in-situ control switch with full automatic control PLC mutual signal connection, just full automatic control PLC with bucket wheel machine system is in-situ PLC mutual communication connection, in-situ control switch with in-situ video switch all data transmission in-situ 5G communication module, just in-situ video switch with in-situ high definition video equipment signal connection, in-situ 5G communication module with centralized control room 5G communication module is connected, centralized control room 5G communication module respectively with centralized control room control switch with centralized control room video switch connects, centralized control room control switch with control server is connected, centralized control room video switch with video server is connected.
2. The full-automatic unattended system of the bucket wheel machine of the thermal power plant according to claim 1, characterized in that: the on-site PLC of the bucket wheel machine system is set as an original control PLC of the bucket wheel machine.
3. The full-automatic unattended system of the bucket wheel machine of the thermal power plant according to claim 1, characterized in that: the local high-definition video equipment is arranged into a plurality of paths of video cameras.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022885207.5U CN213693949U (en) | 2020-12-04 | 2020-12-04 | Full-automatic unattended system of bucket wheel machine of thermal power plant |
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| CN202022885207.5U CN213693949U (en) | 2020-12-04 | 2020-12-04 | Full-automatic unattended system of bucket wheel machine of thermal power plant |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113885422A (en) * | 2021-08-23 | 2022-01-04 | 河北邯峰发电有限责任公司 | Unmanned intelligent system of bucket wheel machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113885422A (en) * | 2021-08-23 | 2022-01-04 | 河北邯峰发电有限责任公司 | Unmanned intelligent system of bucket wheel machine |
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