CN111578999A - Integrated information monitoring system of ring main unit - Google Patents
Integrated information monitoring system of ring main unit Download PDFInfo
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- CN111578999A CN111578999A CN202010450200.2A CN202010450200A CN111578999A CN 111578999 A CN111578999 A CN 111578999A CN 202010450200 A CN202010450200 A CN 202010450200A CN 111578999 A CN111578999 A CN 111578999A
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- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
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Abstract
The invention discloses an integrated information monitoring system of a ring main unit, which comprises sensor nodes, an image acquisition module, a working condition access module, a PC (personal computer), and Beidou positioning chips arranged in one sensor node on each wire end, wherein the serial number of each Beidou positioning chip is unique, and the Beidou positioning chips realize the real-time feedback of the positions of the wire ends and the sensor nodes in a short message communication mode; the PC internally carries a data analysis processing system which consists of a data local storage module, a data visualization module, a data report generation module and a GSM early warning module, wherein the data visualization module is used for displaying the monitoring result of the ring main unit in a three-dimensional global image mode. The invention can realize the omnibearing monitoring of the state of the ring main unit and the comprehensive analysis and evaluation of multi-dimension and multi-state quantity, thereby being capable of finding out the fault existing in the ring main unit in time and ensuring the fault point to be maintained in time.
Description
Technical Field
The invention relates to the field of electric power cabinet monitoring, in particular to an integrated information monitoring system of a ring main unit.
Background
At present, a ring main unit is widely applied to various links of power generation, power transmission and power distribution as important equipment for opening and closing of a circuit, control and protection of power equipment in a power system, and the reliability of power supply of a user is directly influenced by safe operation of the ring main unit.
The ring main unit is a typical high-voltage device, wherein the electrical device inevitably works in a strong electromagnetic noise environment, has high requirements on the reliability and the stability of the ring main unit, and must be detected in time when a fault occurs, so that operation and maintenance personnel can respond in time to ensure that a fault point is maintained in time. The traditional safety detection means mostly adopt a mode of manual periodic inspection, and if a fault occurs suddenly, the fault can be inspected one by one only by using manpower after the fault occurs. This kind of mode needs to consume a large amount of manpowers, and the maintenance time is also longer, causes a large amount of manpower and materials losses, brings very big inconvenience for the power failure region.
Disclosure of Invention
In order to solve the problems, the invention provides an integrated information monitoring system of a ring main unit, which can realize the comprehensive monitoring of the state of the ring main unit and the comprehensive analysis and evaluation of multi-dimension and multi-state quantity, thereby being capable of finding the fault existing in the ring main unit in time and ensuring the fault point to be maintained in time.
In order to achieve the purpose, the invention adopts the technical scheme that:
an integrated information monitoring system of a ring main unit comprises sensor nodes, an image acquisition module, a working condition access module, a PC (personal computer), and Beidou positioning chips arranged in a section of sensor node on each wire end head, wherein the serial number of each Beidou positioning chip is unique, and the Beidou positioning chips realize real-time feedback of the positions of the wire end heads and the sensor nodes in a short message communication mode; each sensor node is connected with a PC through a Zigbee module in an ad hoc network mode to form an effective internal network; the sensor node transmits the collected internal environment data of the ring main unit to the PC in a wireless mode through an internal network; the image acquisition module is used for acquiring image data of a target position in the ring main unit at fixed time and fixed point, and transmitting the acquired image data to the PC in a wireless mode; the working condition access module is used for accessing working condition parameters of the ring main unit and transmitting the accessed working condition parameters to the PC in a wireless mode; the PC internally carries a data analysis processing system which consists of a data local storage module, a data visualization module, a data report generation module and a GSM early warning module, wherein the running data is stored in the data local storage module by adopting a MySQL toolkit in python so as to completely record all historical information of the monitoring process; the data visualization module is used for displaying the monitoring result of the ring main unit in a three-dimensional global image mode; the data report generation module is used for automatically completing analysis of monitoring data, drawing a ring main unit running track graph line, filling the analysis result and the ring main unit running track graph line into a prefabricated latex template, compiling through a latex compiler to generate a pdf report, and starting the GSM early warning module when the analysis result falls into an early warning threshold to realize sending of early warning short messages.
Further, the sensor node comprises a temperature and humidity sensor, a mechanism characteristic sensor, a partial discharge sensor and a displacement sensor, wherein the temperature and humidity sensor, the mechanism characteristic sensor and the partial discharge sensor are arranged in the ring main unit, the displacement sensor is arranged on a cabinet door of the ring main unit, and the collected data are wirelessly transmitted to the PC.
Further, the cabinet door and the cabinet body of looped netowrk cabinet all adopt double-deck design, and the inlayer adopts transparent material, installs the track that is used for patrolling and examining the robot and crawls on the outer inside wall, image acquisition module carries on patrolling and examining the robot for regularly fix a point and carry out the image data of the inside target location of looped netowrk cabinet.
Furthermore, the displacement sensor is used for acquiring the displacement parameters of the ring main unit cabinet door, so that the ring main unit cabinet door opening and closing state can be monitored.
Further, the data visualization module comprises:
the three-dimensional image reconstruction module is used for acquiring a depth image of acquired image data through a kinect depth sensor, triangulating the acquired depth image, fusing all triangulated depth images in a scale space to construct a layered directional distance field, applying an integral triangulation algorithm to all voxels in the distance field to generate a convex hull covering all the voxels, constructing an isosurface by using a Marchanedra algorithm, and completing the reconstruction of the three-dimensional image;
the wire end and sensor marking module is used for marking the wire end and the sensor on the obtained three-dimensional image according to the positioning data fed back by the Beidou module;
the component identification marking module is used for respectively carrying out image denoising and image enhancement preprocessing by adopting bilateral filtering and piecewise linear transformation algorithms; performing image binarization processing by adopting an iterative adaptive threshold segmentation method, removing small-area noise based on the morphological region characteristics of connected components, and completing the identification of the position of the component; working condition data of each component are mined in the received monitoring data based on a data mining module, and the data are marked to the corresponding component position in a point marking mode;
and the sensor data marking module is used for mining the data monitored by each sensor in the received monitoring data based on the data mining module and marking the data to the corresponding sensor in the three-dimensional image.
Further, the key data table generating module includes:
the sensor data evaluation module is used for realizing the evaluation of the sensor data based on the PCA-BP neural network model;
the wire end and sensor offset evaluation module is used for evaluating whether the wire end and the sensor have offset conditions according to positioning information fed back by the Beidou positioning chip;
the ring main unit door state evaluation module is used for evaluating the opening and closing state of the ring main unit according to the data sent by the displacement sensor;
the working condition evaluation module is used for realizing evaluation of working condition data of each part based on a PCA-BP neural network model;
the graph drawing module is used for drawing a graph of the operation track of the ring main unit according to the characteristic data of the working condition data;
and the pdf report generation module is used for filling the processing results of the sensor data evaluation module and the working condition evaluation module and the ring main unit running track drawn by the line drawing module into a prefabricated latex template, and then compiling the predefined pdf report through a latex compiler to generate the pdf report.
And the PC sends the received data and the pdf report generated by the data report generation module to the remote server for storage, and the user can realize the viewing of the data in the authority after registering and logging in through the mobile phone app.
The invention has the following beneficial effects:
1) different monitoring modules are integrated, so that the all-dimensional monitoring of the state of the ring main unit and the comprehensive analysis and evaluation of multi-dimension and multi-state quantity can be realized.
2) The sensor and the monitoring acquisition front end of the platform are installed in the ring main unit, so that the external noise of the ring main unit and the influence of the adjacent ring main unit on the monitoring result are effectively reduced, the monitoring acquisition front end automatically and continuously works, manual intervention is not needed, and the influence of the manual intervention on the monitoring result is effectively reduced.
3) The fault in the ring main unit can be found in time, so that the fault point can be maintained in time.
4) The monitoring data is displayed globally in a three-dimensional image mode, so that a user can check the monitoring result conveniently, and the ring main unit can be monitored more visually and the fault point can be positioned more visually.
Drawings
Fig. 1 is a system block diagram of an integrated information monitoring system of a ring main unit according to an embodiment of the present invention.
Fig. 2 is a block diagram of a visualization module according to an embodiment of the present invention.
Detailed Description
The present invention will be described in detail with reference to specific examples. The following examples will assist those skilled in the art in further understanding the invention, but are not intended to limit the invention in any way. It should be noted that variations and modifications can be made by persons skilled in the art without departing from the spirit of the invention. All falling within the scope of the present invention.
As shown in fig. 1, an embodiment of the present invention provides an integrated information monitoring system of a ring main unit, which includes sensor nodes, an image acquisition module, a working condition access module, a PC, and a beidou positioning chip arranged in a section of sensor node on each wire end, wherein the number of each beidou positioning chip is unique, and the beidou positioning chip implements real-time feedback of the positions of the wire end and the sensor node in a short message communication manner; the sensor nodes comprise a temperature and humidity sensor, a mechanism characteristic sensor, a partial discharge sensor and a displacement sensor, wherein the temperature and humidity sensor, the mechanism characteristic sensor and the partial discharge sensor are arranged in the ring main unit, the displacement sensor is arranged on a cabinet door of the ring main unit, and the sensor nodes are connected with a PC (personal computer) in an ad hoc network mode through a Zigbee module to form an effective internal network; the sensor node transmits the collected internal environment data of the ring main unit to the PC in a wireless mode through an internal network; the image acquisition module is used for acquiring image data of a target position in the ring main unit at fixed time and fixed point, and transmitting the acquired image data to the PC in a wireless mode; the working condition access module is used for accessing working condition parameters of the ring main unit and transmitting the accessed working condition parameters to the PC in a wireless mode; the PC internally carries a data analysis processing system which consists of a data local storage module, a data visualization module, a data report generation module and a GSM early warning module, wherein the running data is stored in the data local storage module by adopting a MySQL toolkit in python so as to completely record all historical information of the monitoring process; the data visualization module is used for displaying the monitoring result of the ring main unit in a three-dimensional global image mode; the data report generation module is used for automatically completing analysis of monitoring data, drawing a ring main unit running track graph line, filling the analysis result and the ring main unit running track graph line into a prefabricated latex template, compiling through a latex compiler to generate a pdf report, and starting the GSM early warning module when the analysis result falls into an early warning threshold to realize sending of an early warning short message; the remote server is further included, the PC sends the received data and the pdf report generated by the data report generating module to the remote server for storage, and after the user logs in through the mobile phone app, the data in the authority can be viewed.
In this embodiment, the cabinet door and the cabinet body of looped netowrk cabinet all adopt double-deck design, and the inlayer adopts transparent material, installs the track that is used for patrolling and examining the robot and crawls on the outer inside wall, image acquisition module carries on patrolling and examining the robot for regularly fix a point and carry out the image data of the inside target location of looped netowrk cabinet.
As shown in fig. 2, in this embodiment, the data visualization module includes:
the three-dimensional image reconstruction module is used for acquiring a depth image of acquired image data through a kinect depth sensor, triangulating the acquired depth image, fusing all triangulated depth images in a scale space to construct a layered directional distance field, applying an integral triangulation algorithm to all voxels in the distance field to generate a convex hull covering all the voxels, constructing an isosurface by using a Marchanedra algorithm, and completing the reconstruction of the three-dimensional image;
the wire end and sensor marking module is used for marking the wire end and the sensor on the obtained three-dimensional image according to the positioning data fed back by the Beidou module;
the component identification marking module is used for respectively carrying out image denoising and image enhancement preprocessing by adopting bilateral filtering and piecewise linear transformation algorithms; performing image binarization processing by adopting an iterative adaptive threshold segmentation method, removing small-area noise based on the morphological region characteristics of connected components, and completing the identification of the position of the component; working condition data of each component are mined in the received monitoring data based on a data mining module, and the data are marked to the corresponding component position in a point marking mode;
and the sensor data marking module is used for mining the data monitored by each sensor in the received monitoring data based on the data mining module and marking the data to the corresponding sensor in the three-dimensional image.
In this embodiment, the key data table generating module includes:
the sensor data evaluation module is used for realizing the evaluation of the sensor data based on the PCA-BP neural network model;
the wire end and sensor offset evaluation module is used for evaluating whether the wire end and the sensor have offset conditions according to positioning information fed back by the Beidou positioning chip;
the ring main unit door state evaluation module is used for evaluating the opening and closing state of the ring main unit according to the data sent by the displacement sensor;
the working condition evaluation module is used for realizing evaluation of working condition data of each part based on a PCA-BP neural network model;
the graph drawing module is used for drawing a graph of the operation track of the ring main unit according to the characteristic data of the working condition data;
and the pdf report generation module is used for filling the processing results of the sensor data evaluation module and the working condition evaluation module and the ring main unit running track drawn by the line drawing module into a prefabricated latex template, and then compiling the predefined pdf report through a latex compiler to generate the pdf report.
The foregoing description of specific embodiments of the present invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes or modifications may be made by one skilled in the art within the scope of the appended claims without departing from the spirit of the invention. The embodiments and features of the embodiments of the present application may be combined with each other arbitrarily without conflict.
Claims (7)
1. The utility model provides an integrated information monitoring system of looped netowrk cabinet which characterized in that: the Beidou positioning system comprises sensor nodes, an image acquisition module, a working condition access module, a PC (personal computer) and Beidou positioning chips arranged in a section of sensor node on each wire end head, wherein the serial number of each Beidou positioning chip is unique, and the Beidou positioning chips realize real-time feedback of the positions of the wire end heads and the sensor nodes in a short message communication mode; each sensor node is connected with a PC through a Zigbee module in an ad hoc network mode to form an effective internal network; the sensor node transmits the collected internal environment data of the ring main unit to the PC in a wireless mode through an internal network; the image acquisition module is used for acquiring image data of a target position in the ring main unit at fixed time and fixed point, and transmitting the acquired image data to the PC in a wireless mode; the working condition access module is used for accessing working condition parameters of the ring main unit and transmitting the accessed working condition parameters to the PC in a wireless mode; the PC internally carries a data analysis processing system which consists of a data local storage module, a data visualization module, a data report generation module and a GSM early warning module, wherein the running data is stored in the data local storage module by adopting a MySQL toolkit in python so as to completely record all historical information of the monitoring process; the data visualization module is used for displaying the monitoring result of the ring main unit in a three-dimensional global image mode; the data report generation module is used for automatically completing analysis of monitoring data, drawing a ring main unit running track graph line, filling the analysis result and the ring main unit running track graph line into a prefabricated latex template, compiling through a latex compiler to generate a pdf report, and starting the GSM early warning module when the analysis result falls into an early warning threshold to realize sending of early warning short messages.
2. The integrated information monitoring system of the ring main unit as claimed in claim 1, wherein: the sensor node comprises a temperature and humidity sensor, a mechanism characteristic sensor, a partial discharge sensor and a displacement sensor, wherein the temperature and humidity sensor, the mechanism characteristic sensor and the partial discharge sensor are arranged in the ring main unit, the displacement sensor is arranged on a cabinet door of the ring main unit, and acquired data are wirelessly transmitted to the PC.
3. The integrated information monitoring system of the ring main unit as claimed in claim 1, wherein: the cabinet door and the cabinet body of looped netowrk cabinet all adopt double-deck design, and the inlayer adopts transparent material, installs the track that is used for patrolling and examining the robot and crawls on the outer inside wall, image acquisition module carries on patrolling and examining the robot for regularly fix a point and carry out the image data of the inside target location of looped netowrk cabinet.
4. The integrated information monitoring system of the ring main unit as claimed in claim 1, wherein: the displacement sensor is used for acquiring the displacement parameters of the ring main unit cabinet door, so that the on-off state of the ring main unit cabinet door can be monitored.
5. The integrated information monitoring system of the ring main unit as claimed in claim 1, wherein: the data visualization module includes:
the three-dimensional image reconstruction module is used for acquiring a depth image of acquired image data through a kinect depth sensor, triangulating the acquired depth image, fusing all triangulated depth images in a scale space to construct a layered directional distance field, applying an integral triangulation algorithm to all voxels in the distance field to generate a convex hull covering all the voxels, constructing an isosurface by using a Marchanedra algorithm, and completing the reconstruction of the three-dimensional image;
the wire end and sensor marking module is used for marking the wire end and the sensor on the obtained three-dimensional image according to the positioning data fed back by the Beidou module;
the component identification marking module is used for respectively carrying out image denoising and image enhancement preprocessing by adopting bilateral filtering and piecewise linear transformation algorithms; performing image binarization processing by adopting an iterative adaptive threshold segmentation method, removing small-area noise based on the morphological region characteristics of connected components, and completing the identification of the position of the component; working condition data of each component are mined in the received monitoring data based on a data mining module, and the data are marked to the corresponding component position in a point marking mode;
and the sensor data marking module is used for mining the data monitored by each sensor in the received monitoring data based on the data mining module and marking the data to the corresponding sensor in the three-dimensional image.
6. The integrated information monitoring system of the ring main unit as claimed in claim 1, wherein: the key data table generating module comprises:
the sensor data evaluation module is used for realizing the evaluation of the sensor data based on the PCA-BP neural network model;
the wire end and sensor offset evaluation module is used for evaluating whether the wire end and the sensor have offset conditions according to positioning information fed back by the Beidou positioning chip;
the ring main unit door state evaluation module is used for evaluating the opening and closing state of the ring main unit according to the data sent by the displacement sensor;
the working condition evaluation module is used for realizing evaluation of working condition data of each part based on a PCA-BP neural network model;
the graph drawing module is used for drawing a graph of the operation track of the ring main unit according to the characteristic data of the working condition data;
and the pdf report generation module is used for filling the processing results of the sensor data evaluation module and the working condition evaluation module and the ring main unit running track drawn by the line drawing module into a prefabricated latex template, and then compiling the predefined pdf report through a latex compiler to generate the pdf report.
7. The integrated information monitoring system of the ring main unit as claimed in claim 1, wherein: the remote server is further included, the PC sends the received data and the pdf report generated by the data report generating module to the remote server for storage, and after the user logs in through the mobile phone app, the data in the authority can be viewed.
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| CN112255990A (en) * | 2020-11-13 | 2021-01-22 | 河南工业职业技术学院 | Discrete intelligent manufacturing shop data acquisition and monitoring system |
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| CN114838756A (en) * | 2022-03-31 | 2022-08-02 | 浙江石开电力设备制造有限公司 | Intelligent ring main unit monitoring system |
| CN115184726A (en) * | 2022-07-12 | 2022-10-14 | 安徽省万企天成科技有限公司 | Intelligent power grid fault real-time monitoring and positioning system and method |
| CN116862918A (en) * | 2023-09-05 | 2023-10-10 | 浙江奔月电气科技有限公司 | Real-time detection method for condensation inside ring main unit based on artificial intelligence |
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Application publication date: 20200825 |
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| WW01 | Invention patent application withdrawn after publication |