CN114362355A - 10kV switching station visual intelligent monitoring system based on multi-source data fusion - Google Patents
10kV switching station visual intelligent monitoring system based on multi-source data fusion Download PDFInfo
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- CN114362355A CN114362355A CN202111437688.6A CN202111437688A CN114362355A CN 114362355 A CN114362355 A CN 114362355A CN 202111437688 A CN202111437688 A CN 202111437688A CN 114362355 A CN114362355 A CN 114362355A
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Abstract
The invention discloses a 10kV switching station visual intelligent monitoring system based on multi-source data fusion, which comprises a system framework and hardware, wherein the hardware comprises a data acquisition module, an online monitoring module, a communication module, a switching switch module, different types of position sensor data fusion linkage modules and a background management module. The multi-source data fused 10kV switching station intelligent monitoring system established by the invention greatly reduces the potential safety hazard caused by various abnormal conditions in the switching station, reduces the loss caused by property and personal damage, can also improve the stability, reliability and economy of equipment operation, and reduces the maintenance cost.
Description
Technical Field
The invention belongs to the technical field of automatic control of power equipment management, and particularly relates to a 10kV switching station visual intelligent monitoring system based on multi-source data fusion.
Background
The switching station is an electric power facility for respectively supplying high-voltage power to a plurality of surrounding power utilization units, is positioned in the next set of a transformer substation in an electric power system, and is used for switching on and off all types, and comprises a switching station for reducing the accident and power failure range, a switching station for increasing a feeder line and a switching station for improving the power supply reliability; the switching station is used for transmitting one path of power supply transmitted from a transformer substation to a plurality of areas or different buildings needing electricity through a plurality of switch cabinets arranged in the switching station. However, as security measures and patrol work of the switching station are difficult to achieve, a large number of defects, such as cable heating, water inflow of the switching station, illegal intrusion, theft, SF6 gas leakage and the like, cannot be discovered in time, and the defects are further enlarged, namely, power grid equipment damage and power supply interruption are caused, and serious economic and service credit loss is caused to power supply enterprises.
At present, there is not a ready-made standard to the monitoring of intelligent switching station among the prior art, only the examination point of monitoring is carried out to some parameter, if to the distribution automation transformation (distribution SCADA) of primary equipment operating parameter, also have the monitoring to cable head temperature, environment humiture or ozone concentration etc. or installation access control system control personnel business turn over. For example, chinese patent publication No. CN107515583A discloses a switching station safety environment monitoring integrated system based on a two-layer network, which includes a front-end data acquisition system including a monitoring host, a personnel safety monitoring system, an equipment safety monitoring system, a civil air defense monitoring system, and a camera system; the background control system comprises a server, a workstation and an equipment control system, wherein the server comprises a WEB server; the monitoring host is connected with the server through an optical transmission channel, the workstation can access the server through the Internet, and the monitoring host is respectively connected with the personnel safety monitoring system, the equipment safety monitoring system, the civil air defense monitoring system, the camera system and the equipment control system; although the invention solves the mutual barrier of the traditional detection system, a comprehensive switching station control platform is created, and the data of the comprehensive switching station control platform is all connected to a unified big data platform through the internet to carry out integral monitoring and control, thereby forming a set of complete monitoring integrated system. However, a complete intelligent switching station monitoring system for monitoring the operation parameters of primary equipment and the operation environment parameters of the switching station is not established.
Aiming at the problems, the power distribution management department mainly adopts the personal defense means such as regular patrol and the like at present, but the personal defense means has a plurality of defects, such as lack of necessary online monitoring means and immature early warning measures, and can only realize regular routine maintenance such as antifouling cleaning, temperature measurement, load measurement and the like, and a plurality of problems are difficult to monitor in time. Therefore, the problem that needs to be solved urgently at present is to establish a set of switching station environment comprehensive monitoring system.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention aims to provide a 10kV switching station visual intelligent monitoring system based on multi-source data fusion. The monitoring system utilizes the multimedia computer, the network and the remote monitoring technology to carry out remote visual management, and realizes online monitoring on the running state of equipment in the switching station and factors influencing the safe running of the switching station.
In order to achieve the purpose, the invention adopts the following technical scheme:
a10 kV switching station visual intelligent monitoring system based on multi-source data fusion comprises a system framework and hardware, wherein the hardware comprises a data acquisition module, an online monitoring module, a 5G communication module, a switching switch module, different types of position sensor data fusion linkage modules, a bedding water alarm module and a background management module; the data acquisition module is used for acquiring current, voltage and power data in the operation of the switching station on line; the on-line monitoring module is used for on-line monitoring of the switching state and the switching station environment; the communication module is used for transmitting current, voltage and power data acquired on site to the master station monitoring end; the switching switch module is used for automatically completing switching off when the switching station has line overload or short circuit fault; the data fusion linkage module of the different types and the position sensors is used for confirming the on-site condition of the switching station through machine vision intelligent analysis or other sensor data fusion analysis and giving out auxiliary decision information when the switching operation fails or the sensors fail; the bedwater alarm device is used for giving out sound and light alarm when the switching station meets the conditions of water overflow or water level rising; and the background management module is used for receiving the data transmitted by the other modules and storing the data in a database.
Further, the data acquisition module is installed at various switching devices in the switching station.
Furthermore, the switch device comprises a circuit breaker, a load switch, a section switch, a recloser, a drop-out fuse and a power compensation device, wherein the section switch, the recloser, the drop-out fuse and the power compensation device are installed on a feeder line.
Further, the online monitoring module is installed at the primary equipment.
Further, the primary equipment comprises a vacuum circuit breaker, a section switch and a recloser.
Further, the switching switch module is mounted on the main electrical equipment; the main electrical equipment comprises a circuit breaker, a section switch, a recloser and a power compensation device.
Furthermore, the bed water alarm device comprises a box body, a bed water alarm module, a bed water sensing probe and a mounting assembly; the bedwater alarm module is arranged in the box body and used for sending out sound and light alarm signals when the bedwater state is detected; the bedwater sensing probe is arranged outside the box body and is connected with the bedwater alarm module through a lead; the mounting assembly is arranged on the box body and used for mounting the box body on the switching station.
Further, the system framework mainly comprises a central management PC server, an optical fiber/4G/5G communication network and a data monitoring device.
Furthermore, the data monitoring equipment comprises an access controller, an infrared thermal imaging network camera, a temperature and humidity detector, an electric power measuring instrument, a water logging instrument, a fire alarm device, an alternating current power distribution cabinet and an air conditioner.
Further, the data acquisition and transmission mode specifically includes: various data are collected through various sensors or videos and then transmitted to a gathering unit through an optical fiber/4G/5G communication network, and the gathering unit transmits the various data to a monitoring platform through a wireless network.
Compared with the prior art, the invention has the following positive beneficial effects:
(1) the invention adopts the technologies of computer, 5G network communication, telecontrol and the like to form a unified networked monitoring system, can see the information of the target position in a monitoring room, realizes the requirement of safe and reliable operation of the power distribution network, improves the efficiency of fault maintenance and repair, reduces the maintenance cost, reduces the labor intensity of personnel, and finally makes the maintenance level of the power distribution network transit from 'regular maintenance' to 'state maintenance'.
(2) According to the invention, the operation personnel can comprehensively analyze and control the operation state and the environmental factors of the switching station according to the data image information and the telecontrol information transmitted by the communication module, thereby greatly reducing the workload of field maintenance personnel, improving the maintenance efficiency and realizing the control of the operation management of the power distribution network.
(3) The 10kV switching station intelligent monitoring system established by the invention greatly reduces the potential safety hazard caused by various abnormal conditions in the switching station, reduces the loss caused by property and personal damage, can also improve the stability, reliability and economy of equipment operation, and reduces the maintenance cost.
Drawings
FIG. 1 is a schematic diagram of a system architecture of a 10kV switching station visual intelligent monitoring system according to the invention;
fig. 2 is a schematic diagram of data transmission according to the present invention.
Detailed Description
The advantages and the salient contribution of the invention with respect to the prior art are further illustrated by the following detailed description of specific embodiments of the invention in conjunction with the accompanying drawings, it being understood that the following examples are only detailed descriptions of preferred embodiments of the invention and should not be construed as limiting the technical solutions of the invention.
Examples
The utility model provides a visual intelligent monitoring system of 10kV switching station based on multisource data fusion, monitoring system includes system architecture and hardware, the hardware includes data acquisition module, on-line monitoring module, 5G communication module, on-off switch module, different grade type, position sensor data fusion linkage module and backstage management module.
The data acquisition module is installed at various switch devices in the switching station, such as a circuit breaker, a load switch, a section switch, a recloser, a drop-out fuse and a power compensation device which are installed on a feeder line, and an electric or non-electric data acquisition module is also installed on the data acquisition module and is used for acquiring various data such as current, voltage, power and the like in the equipment operated by the switching station on line.
The on-line monitoring module is installed at primary equipment, such as vacuum circuit breakers, sectionalizers and reclosers, for on-line monitoring of the switching state and the switching station environment.
In order to quickly and accurately transmit data such as current, voltage and power acquired on site to the master station monitoring end, the 5G communication module must be provided with enough 5G communication channels and 5G communication systems for uploading equipment online monitoring data and issuing and transmitting master station control commands.
The switching switch module is arranged on main electrical equipment, such as a circuit breaker, a section switch, a recloser and a power compensation device, and is used for automatically completing the operations of opening and closing and the like by the switching switch when detecting the overload or short-circuit fault of a switching station circuit, and the opening and closing operations are also monitored by a master station.
The different types and the position sensor data fusion linkage module are used for confirming the field condition of the switching station through machine vision intelligent analysis or other sensor data fusion analysis when the switching operation fails or the sensor fails, giving out auxiliary decision information for operators to judge the severity of the condition and then deciding whether the operators need to send the field patrol or not.
The bedwater alarm device is used for giving out sound and light alarm when the switching station meets the conditions of water overflow or water level rising; the bedwater alarm device comprises a box body, a bedwater alarm module, a bedwater sensing probe and a mounting assembly; the bedwater alarm module is arranged in the box body and used for sending out sound and light alarm signals when the bedwater state is detected; the bedwater sensing probe is arranged outside the box body and is connected with the bedwater alarm module through a lead; the mounting assembly is arranged on the box body and used for mounting the box body on the switching station.
The background management module is used for receiving the data transmitted by the other modules and storing the data in a database; the functions of the background management module comprise: (1) the switching station environment and the equipment state are displayed in real time; (2) querying historical data; (3) fusing real-time alarm information; (4) previewing a real-time video image; (5) monitoring and linking in real time; (6) remote control aggregate unit.
The system framework mainly comprises a central management PC server, an optical fiber/4G/5G communication network and data monitoring equipment, wherein the data monitoring equipment comprises an access controller, an infrared thermal imaging network camera, a temperature and humidity detector, an electric power measuring instrument, a water logging instrument, a fire-fighting alarm device, an alternating current power distribution cabinet and an air conditioner, and is specifically shown in figure 1.
When a temperature sensor is arranged at an important part in a 10kV switching station, an infrared thermal imaging network camera probe is used for carrying out secondary monitoring on important equipment, when the temperature sensor monitors that the temperature in the switching station is abnormal, the infrared thermal imaging network camera probe is linked to detect the temperature of an abnormal area, fusion analysis is carried out on the data of the infrared thermal imaging network camera probe and the temperature of the abnormal area, the accuracy of the data is ensured by a secondary confirmation mode, the probability of false alarm is reduced, and then fusion analysis and secondary confirmation are carried out on the reading and the switching state of an instrument by a visible light video probe image analysis technology.
The data acquisition and transmission is realized by a three-layer Internet of things system structure of a sensing network, a network layer and an application layer, a long-distance wireless communication technology is utilized, a sensor is connected to form a wired and wireless sensing network, and data are acquired and uploaded to a monitoring platform; the specific data transmission mode is as follows: various data are acquired through various sensors such as a liquid level sensor, a temperature sensor and a humidity sensor or videos, and then transmitted to a gathering unit through an optical fiber/4G/5G communication network, the gathering unit acquires data of various sensing modules managed by the gathering unit and uploads the data to a monitoring platform at regular time, and the specific transmission mode is shown in fig. 2.
The invention establishes a 10kV switching station visual intelligent monitoring system based on multi-source data fusion, local data resources provided by a plurality of similar or dissimilar sensors distributed at different positions are integrated, the local data resources are analyzed by adopting a computer technology, the redundancy and contradiction possibly existing among multi-sensor information are eliminated, the redundancy and the contradiction are complemented, the uncertainty is reduced, the consistency explanation and description of a measured object are obtained, and therefore, the rapidness and the correctness of decision, planning and reaction of the system are improved, and the system obtains more sufficient information.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. A10 kV switching station visual intelligent monitoring system based on multi-source data fusion is characterized by comprising a system framework and hardware, wherein the hardware comprises a data acquisition module, an online monitoring module, a 5G communication module, a switching switch module, different types of position sensor data fusion linkage modules, a bedding water alarm device and a background management module; the data acquisition module is used for acquiring current, voltage and power data in the operation of the switching station on line; the on-line monitoring module is used for on-line monitoring of the switching state and the switching station environment; the 5G communication module is used for transmitting current, voltage and power data acquired on site to the master station monitoring end; the switching switch module is used for automatically completing switching off when the switching station has line overload or short circuit fault; the data fusion linkage module of the different types and the position sensors is used for confirming the on-site condition of the switching station through machine vision intelligent analysis or other sensor data fusion analysis and giving out auxiliary decision information when the switching operation fails or the sensors fail; the bedwater alarm device is used for giving out sound and light alarm when the switching station meets the conditions of water overflow or water level rising; and the background management module is used for receiving the data transmitted by the other modules and storing the data in a database.
2. The visual intelligent monitoring system of 10kV switching station based on multisource data fusion of claim 1, wherein the data acquisition module is installed at various switching devices in the switching station.
3. The visual intelligent monitoring system of 10kV switching station based on multisource data fusion of claim 2, wherein the switching device comprises a circuit breaker, a load switch, a section switch, a recloser, a drop-out fuse and a power compensation device, wherein the section switch, the recloser, the drop-out fuse and the power compensation device are installed on a feeder line.
4. The visual intelligent monitoring system of 10kV switching station based on multisource data fusion of claim 1, characterized in that, the on-line monitoring module is installed at primary equipment.
5. The visual intelligent monitoring system of 10kV switching station based on multisource data fusion of claim 4, characterized in that the primary equipment comprises a vacuum circuit breaker, a section switch and a recloser.
6. The multi-source data fusion-based 10kV switching station visual intelligent monitoring system according to claim 1, wherein the switching switch module is installed on a main electrical device; the main electrical equipment comprises a circuit breaker, a section switch, a recloser and a power compensation device.
7. The multi-source data fusion-based 10kV switching station visual intelligent monitoring system according to claim 1, wherein the bedding water alarm device comprises a box body, a bedding water alarm module, a bedding water sensing probe and a mounting assembly; the bedwater alarm module is arranged in the box body and used for sending out sound and light alarm signals when the bedwater state is detected; the bedwater sensing probe is arranged outside the box body and is connected with the bedwater alarm module through a lead; the mounting assembly is arranged on the box body and used for mounting the box body on the switching station.
8. The visual intelligent monitoring system of 10kV switching station based on multisource data fusion of claim 1, characterized in that the system architecture mainly comprises a central management PC server, an optical fiber/4G/5G communication network and data monitoring equipment.
9. The 10kV switching station visual intelligent monitoring system based on multi-source data fusion of claim 8, wherein the data monitoring equipment comprises an access controller, an infrared thermal imaging network camera, a temperature and humidity detector, an electric power measuring instrument, a water logging instrument, a fire alarm device, an alternating current power distribution cabinet and an air conditioner.
10. The multi-source data fusion-based 10kV switching station visual intelligent monitoring system according to claim 1, wherein the data acquisition and transmission mode is specifically as follows: various data are collected through various sensors or videos and then transmitted to a gathering unit through an optical fiber/4G/5G communication network, and the gathering unit transmits the various data to a monitoring platform through a wireless network.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114897247A (en) * | 2022-05-16 | 2022-08-12 | 湖北精准极速科技有限公司 | Smart power grid distribution network dispatching operation management method based on big data |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114897247A (en) * | 2022-05-16 | 2022-08-12 | 湖北精准极速科技有限公司 | Smart power grid distribution network dispatching operation management method based on big data |
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