CN114460379B - Electric field monitoring system and method - Google Patents
Electric field monitoring system and method Download PDFInfo
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- CN114460379B CN114460379B CN202111683275.6A CN202111683275A CN114460379B CN 114460379 B CN114460379 B CN 114460379B CN 202111683275 A CN202111683275 A CN 202111683275A CN 114460379 B CN114460379 B CN 114460379B
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Abstract
The invention belongs to the technical field of electric field monitoring, and discloses an electric field monitoring system and method. The system comprises detection equipment, a digital twin module, an electric field monitoring module, a detection control module and a ground management module, wherein the digital twin module and the electric field monitoring module are mounted on the detection equipment, the digital twin module acquires three-dimensional environment parameters and sends the parameters to the detection control module, the electric field monitoring module carries out electric field comprehensive measurement on a region to be detected to obtain target monitoring data and sends the data to the detection control module, the detection control module sends a detection instruction to the detection equipment and sends the three-dimensional environment parameters and the target monitoring data to the ground management module, the ground management module carries out data analysis according to the three-dimensional environment parameters and the target monitoring data to obtain an electric field monitoring curve, and the detection equipment carries out flight detection according to the detection instruction. The omnibearing monitoring of the electric field environment is realized, and the accuracy of the monitored data is improved.
Description
Technical Field
The present invention relates to the field of electric field monitoring technologies, and in particular, to an electric field monitoring system and method.
Background
The electromagnetic environment monitoring of the transmission line mainly comprises the steps of arranging equipment on a flat ground and realizing measurement of a certain section by adopting a continuous moving monitoring probe. Because the actual line passes through the area with complex environment, the flat and non-shielding terrain monitoring condition is difficult to find, the controllability of the influence of the external environment nearby the probe arrangement is poor, the degree of influence of the distortion of the equipment on the electric field in the sensitive areas of the complex environment such as civil houses is large, the electric field measurement is difficult, and the measurement efficiency and the data analysis difficulty are high.
The foregoing is provided merely for the purpose of facilitating understanding of the technical solutions of the present invention and is not intended to represent an admission that the foregoing is prior art.
Disclosure of Invention
The invention mainly aims to provide an electric field monitoring system and method, and aims to solve the technical problem that the electric field environment cannot be accurately monitored in the prior art.
In order to achieve the above purpose, the invention provides an electric field monitoring system, which comprises a detection device, a digital twin module, an electric field monitoring module, a detection control module and a ground management module, wherein the digital twin module and the electric field monitoring module are carried on the detection device;
the digital twin module is used for acquiring three-dimensional environment parameters and sending the three-dimensional environment parameters to the detection control module;
The electric field monitoring module is used for carrying out electric field comprehensive measurement on the area to be detected to obtain target monitoring data, and sending the target monitoring data to the detection control module;
the detection control module is used for sending a detection instruction to the detection equipment and sending the three-dimensional environment parameters and the target monitoring data to the ground management module;
The ground management module is used for carrying out data analysis according to the three-dimensional environment parameters and the target monitoring data to obtain an electric field monitoring curve;
and the detection equipment is used for performing flight detection according to the detection instruction so as to enable the data twinning module and the electric field monitoring module to perform data acquisition.
Optionally, the electric field monitoring module is further configured to perform electric field comprehensive measurement on the area to be detected to obtain initial monitoring data;
And performing data conversion on the initial monitoring data to obtain target monitoring data, and sending the target monitoring data to the detection control module.
Optionally, the electric field monitoring module is further configured to perform signal conversion and amplification on the initial monitoring data to obtain first monitoring data;
performing data filtering on the first monitoring data according to a preset frequency range to obtain second monitoring data;
and carrying out data discrimination and compression on the second monitoring data according to a preset mode to obtain target monitoring data, and sending the target monitoring data to the detection control module.
Optionally, the detection control module is further configured to obtain a preset positioning point;
Determining a height, a detection gesture and a detection path according to the preset positioning point;
And generating a detection instruction according to the detection height, the detection gesture and the detection path, and sending the detection instruction to the detection equipment.
Optionally, the ground management module is further configured to perform signal conversion on the target monitoring data to obtain a first electric field value and an acquisition point, and obtain a first electric field distribution curve according to the first electric field value and the acquisition point;
and performing environment simulation according to the three-dimensional environment parameters to obtain an environment point location and a second electric field value, obtaining a second electric field distribution curve according to the environment point location and the second electric field value, and obtaining an electric field monitoring curve according to the first electric field curve and the second electric field curve.
Further, in order to achieve the above object, the present invention also provides a control method of an electric field monitoring system, the electric field monitoring method being applied to the electric field monitoring system as described above, the electric field monitoring system including a probe device, a digital twin module, an electric field monitoring module, a probe control module, and a ground management module, the digital twin module and the electric field monitoring module being mounted on the probe device, the electric field monitoring method including:
The digital twin module acquires three-dimensional environment parameters and sends the three-dimensional environment parameters to the detection control module;
the electric field monitoring module performs electric field comprehensive measurement on the area to be detected to obtain target monitoring data, and sends the target monitoring data to the detection control module;
The detection control module sends a detection instruction to the detection equipment and sends the three-dimensional environment parameters and the target monitoring data to the ground management module;
The ground management module performs data analysis according to the three-dimensional environment parameters and the target monitoring data to obtain an electric field monitoring curve;
And the detection equipment detects according to the detection instruction so as to enable the data twinning module and the electric field monitoring module to acquire data.
Optionally, the electric field monitoring module performs electric field comprehensive measurement on the area to be detected to obtain target monitoring data, and sends the target monitoring data to the detection control module, including:
the electric field measurement module performs electric field comprehensive measurement on the area to be detected to obtain initial monitoring data;
And performing data conversion on the initial monitoring data to obtain target monitoring data, and sending the target monitoring data to the detection control module.
Optionally, the performing data conversion on the initial monitoring data to obtain target monitoring data, and sending the target monitoring data to the detection control module, including:
The electric field monitoring module performs signal conversion and amplification on the initial monitoring data to obtain first monitoring data;
performing data filtering on the first monitoring data according to a preset frequency range to obtain second monitoring data;
and carrying out data discrimination and compression on the second monitoring data according to a preset mode to obtain target monitoring data, and sending the target monitoring data to the detection control module.
Optionally, the detection control module sends a detection instruction to the detection device, including:
Acquiring a preset positioning point;
Determining a height, a detection gesture and a detection path according to the preset positioning point;
And generating a detection instruction according to the detection height, the detection gesture and the detection path, and sending the detection instruction to the detection equipment.
Optionally, the ground management module performs data analysis according to the three-dimensional environmental parameter and the target monitoring data to obtain an electric field monitoring curve, including:
Performing signal conversion on the target monitoring data to obtain a first electric field value and an acquisition point, and obtaining a first electric field distribution curve according to the first electric field value and the acquisition point;
and performing environment simulation according to the three-dimensional environment parameters to obtain an environment point location and a second electric field value, obtaining a second electric field distribution curve according to the environment point location and the second electric field value, and obtaining an electric field monitoring curve according to the first electric field curve and the second electric field curve.
The electric field monitoring system comprises detection equipment, a digital twin module, an electric field monitoring module, a detection control module and a ground management module, wherein the digital twin module and the electric field monitoring module are mounted on the detection equipment, the digital twin module is used for acquiring three-dimensional environment parameters and sending the three-dimensional environment parameters to the detection control module, the electric field monitoring module is used for comprehensively measuring an electric field of a region to be detected to obtain target monitoring data and sending the target monitoring data to the detection control module, the detection control module is used for sending detection instructions to the detection equipment and sending the three-dimensional environment parameters and the target monitoring data to the ground management module, the ground management module is used for carrying out data analysis according to the three-dimensional environment parameters and the target monitoring data to obtain an electric field monitoring curve, and the detection equipment is used for carrying out flight detection according to the detection instructions so as to enable the data twin module and the electric field monitoring module to carry out data acquisition. The detection control module gives a detection instruction, the detection equipment enables the digital twin module and the electric field monitoring module on the detection equipment to acquire corresponding parameters and data according to the flight detection of the detection instruction, and the ground management module processes the parameters and the data, so that an electric field monitoring curve corresponding to an electric field environment is obtained, the labor intensity is reduced, the monitoring working efficiency is improved, the omnibearing monitoring of the electric field environment is realized, and the accuracy of the monitoring data is improved.
Drawings
FIG. 1 is a block diagram of a first embodiment of an electric field monitoring system of the present invention;
FIG. 2 is an overall block diagram of the electric field monitoring system of the present invention;
FIG. 3 is a block diagram of a second embodiment of an electric field monitoring system according to the present invention;
FIG. 4 is a flowchart of a control method of the electric field monitoring system according to a first embodiment of the present invention;
Fig. 5 is a flowchart of a second embodiment of a control method of the electric field monitoring system according to the present invention.
The achievement of the objects, functional features and advantages of the present invention will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Referring to fig. 1, fig. 1 is a block diagram of a first embodiment of an electric field monitoring system according to the present invention.
In this embodiment, the electric field monitoring system includes a detection device 10, a digital twin module 20, an electric field monitoring module 30, a detection control module 40, and a ground management module 50, where the digital twin module 20 and the electric field monitoring module 30 are mounted on the detection device 10.
It should be noted that, the digital twin module 20 is configured to obtain a three-dimensional environmental parameter and send the three-dimensional environmental parameter to the detection control module 40, the electric field monitoring module 30 is configured to perform electric field comprehensive measurement on a region to be detected to obtain target monitoring data and send the target monitoring data to the detection control module 40, the detection control module 40 is configured to send a detection instruction to the detection device 10 and send the three-dimensional environmental parameter and the target monitoring data to the ground management module 50, the ground management module 50 is configured to perform data analysis according to the three-dimensional environmental parameter and the target monitoring data to obtain an electric field monitoring curve, and the detection device 10 is configured to perform flight detection according to the detection instruction so that the data twin module 20 and the electric field monitoring module 30 perform data acquisition.
It will be appreciated that the digital twin module 20 and the electric field monitoring module 30 on the electric field monitoring system are mounted on the detecting device 10, the detecting device 10 may be an unmanned plane or other flying device, and the flying of the detecting device 10 causes the digital twin module 20 and the electric field monitoring module 30 to measure the environmental data of the electric field.
In a specific implementation, the digital twin module 20 digitally reconstructs a system structure such as a line, a tower and the like of the region to be detected through scanning, maps a three-dimensional structure of an entity in a digital space, thereby obtaining three-dimensional model parameters of a wire, a tower, an insulator, a hardware fitting and a channel environment of the region to be detected, takes the three-dimensional model parameters of the wire, the tower, the insulator, the hardware fitting and the channel environment of the region to be detected as the three-dimensional environment parameters, and sends the three-dimensional environment parameters to the detection control module 40.
It should be noted that, the electric field monitoring module 30 may use a field grinding type electric field monitor, the electric field monitoring module 30 performs measurement of a dc composite field and a power frequency electric field, and performs spatial ac electric field comprehensive measurement by measuring and calculating components in three directions of X, Y and Z, and performs dc composite electric field measurement by field grinding rotation, so as to obtain corresponding target monitoring data, and sends the target monitoring data to the detection control module 40.
It will be appreciated that the detection control module 40 includes a flight control unit that can send detection instructions to the detection device, and a wireless communication unit that receives the three-dimensional environmental parameters of the digital twin module and the target monitoring data of the electric field monitoring module, and sends the three-dimensional environmental parameters and the target monitoring data to the ground management module 50.
In a specific implementation, the wireless communication unit in the detection control module 40 receives the three-dimensional environmental parameters of the digital twin module 20 and the target monitoring data of the electric field monitoring module 30, and transmits the three-dimensional environmental parameters and the target monitoring data to the ground management module 50.
It should be noted that, the flight control unit in the detection control module 40 sets an electric field threshold according to the corresponding relationship between the electromagnetic field intensity of the area to be detected and the wire distance, and obtains a preset positioning point of the detection device, where the preset positioning point is preset by the ground management module 50, and determines the detection height, the detection gesture and the detection path of the detection device 10 according to the preset positioning point, and generates a detection instruction according to the detection height, the detection gesture and the detection path, and sends the detection instruction to the detection device 10, so that the detection device 10 detects according to the detection instruction. Meanwhile, when the distance between the ground management module 50 and the wire is too close in the detection process of the detection equipment 10, and the measured electric field value is larger than the threshold value, the ground management module 50 judges that the detection equipment is in a dangerous flight area, and the flight control unit sends out a warning to prompt the detection equipment 10 to control personnel to adjust the detection posture and the height of the detection equipment until an alarm signal disappears, so that the safe flight of the detection equipment is ensured.
It will be appreciated that the ground management module 50, upon receiving the three-dimensional environmental parameters and the target monitoring data, performs data analysis on the two to obtain an electric field monitoring curve.
In a specific implementation, the ground management module 50 converts the digital signal into an analog signal through an internal D/a conversion circuit for the target monitoring data, and decompresses and reproduces the analog current signal. And converted into an electric field value signal through a current-electric field conversion relationship, so as to obtain each acquisition point and a first electric field value corresponding to the acquisition point, and a trend analysis unit in the ground management module 50 draws a first electric field distribution curve according to the acquisition point and the first electric field value corresponding to the acquisition point, so as to obtain an electric field distribution trend of the region to be detected.
It should be noted that, the ground management module 50 inputs three-dimensional environmental parameters into an electric field simulation calculation model, thereby constructing a tower line space three-dimensional model and a channel environment solid model of the region to be detected, setting an electric field calculation boundary condition, loading an operating voltage, setting an initial value of ion current density, calculating a power frequency electric field and a direct current synthetic field through a finite element method, drawing electric field distribution values at sensitive points such as a specific observation path and a civil house below the line, wherein the sensitive points such as the specific observation path and the civil house below the line are environmental points, the electric field distribution values corresponding to the environmental points are second electric field values, drawing a second electric field curve according to the environmental points and the second electric field values corresponding to the environmental points, and obtaining an electric field monitoring curve according to the first electric field curve and the second electric field curve.
It will be appreciated that the detection device 10 may be an unmanned plane or other flight device, and the present embodiment is not limited thereto, and the struts of the detection device adopt a silicone umbrella skirt outer sheath, with 3 umbrella skirts in the middle, so as to realize accurate measurement under high humidity conditions. The support rod shaft is connected with the motor rotating shaft, flexible adjustment of the rotating direction is achieved, the probe direction is adjusted through the rotating structure, and the electric field measurement result is guaranteed to be consistent with the maximum direction. The electric field monitoring modules are symmetrically arranged at the tail ends of the supporting rods, the distance between the centers of the equipment is 2m, and the electric field measurement of a certain section of the space under the line of the area to be detected is realized by adjusting the detection path of the detection equipment 10.
In a specific implementation, as shown in fig. 2, the overall structure of the electric field monitoring system is shown, the electric field monitoring module and the digital twin module are mounted on the detection device, the electric field monitoring module sends target monitoring data to the wireless communication unit in the detection control module, the digital twin module sends three-dimensional environment parameters to the wireless communication unit, the flight control unit in the detection control module sends detection instructions to the detection device, and meanwhile, the wireless communication unit sends the target monitoring data and the three-dimensional environment parameters to the ground management module, so that the ground management module can complete data monitoring of the electric field environment.
The electric field monitoring system comprises detection equipment, a digital twin module, an electric field monitoring module, a detection control module and a ground management module, wherein the digital twin module and the electric field monitoring module are mounted on the detection equipment, the digital twin module is used for acquiring three-dimensional environment parameters and sending the three-dimensional environment parameters to the detection control module, the electric field monitoring module is used for comprehensively measuring an electric field of a region to be detected to obtain target monitoring data and sending the target monitoring data to the detection control module, the detection control module is used for sending a detection instruction to the detection equipment and sending the three-dimensional environment parameters and the target monitoring data to the ground management module, the ground management module is used for carrying out data analysis according to the three-dimensional environment parameters and the target monitoring data to obtain an electric field monitoring curve, and the detection equipment is used for carrying out flight detection according to the detection instruction so as to enable the data acquisition of the data twin module and the electric field monitoring module. The detection control module gives a detection instruction, the detection equipment enables the digital twin module and the electric field monitoring module on the detection equipment to acquire corresponding parameters and data according to the flight detection of the detection instruction, and the ground management module processes the parameters and the data, so that an electric field monitoring curve corresponding to an electric field environment is obtained, the labor intensity is reduced, the monitoring working efficiency is improved, the omnibearing monitoring of the electric field environment is realized, and the accuracy of the monitoring data is improved.
Referring to fig. 3, fig. 3 is a block diagram of a second embodiment of the electric field monitoring system according to the present invention, and based on the first embodiment, the second embodiment of the electric field monitoring system according to the present invention is proposed.
In this embodiment, the electric field monitoring module 30 is further configured to perform electric field comprehensive measurement on a region to be detected to obtain initial monitoring data, perform data conversion on the initial monitoring data to obtain target monitoring data, and send the target monitoring data to the detection control module.
It should be noted that, the electric field measurement module 30 may be an electric field monitor with field grinding, and the electric field monitoring module performs measurement of the dc composite field and the power frequency electric field, and obtains initial monitoring data for component measurement in three directions of X, Y and Z.
It will be appreciated that the charge data or the voltage data corresponding to the initial monitoring data is subjected to data conversion and analysis, so as to obtain target monitoring data corresponding to the initial monitoring data, and the target monitoring data is sent to the detection control module 40.
In a specific implementation, charge data or voltage data in the initial monitoring data are converted into current data, and amplitude amplification of the current data is achieved by 2.43 times through a signal amplifier, so that first monitoring data are obtained. And carrying out band-pass filtering on the first monitoring data by adopting an active band-pass filter, eliminating stray and interference signals outside a preset frequency range, and obtaining second monitoring data. Meanwhile, interference abnormality and temperature drift in the second monitoring data are eliminated through the setting and resetting circuit, effective distinction of a power frequency component and a direct current component and direct conversion of input and output signals are achieved, and the second monitoring data are output after analog-to-digital conversion is achieved through the 12-bit A/D conversion circuit. In order to eliminate the interference source of the signal acquisition circuit, the control circuit is shielded and isolated by switching the photoelectric coupler, the second monitoring data is compressed to obtain the target monitoring data, and the target monitoring data is sent to the detection control module 40. The preset mode refers to the processing modes of the bit reset circuit and the 12-bit a/D conversion circuit.
The electric field monitoring module is further used for carrying out electric field comprehensive measurement on the area to be detected to obtain initial monitoring data, carrying out data conversion on the initial monitoring data to obtain target monitoring data, and sending the target monitoring data to the detection control module. And the initial monitoring data is analyzed, so that accurate target monitoring data is obtained, and the follow-up electric field distribution trend analysis according to the target monitoring data is facilitated.
Referring to fig. 4, fig. 4 is a flowchart of a first embodiment of a control method of an electric field monitoring system according to the present invention, where the control method of the electric field monitoring system includes:
and S10, the digital twin module acquires three-dimensional environment parameters and sends the three-dimensional environment parameters to the detection control module.
It should be noted that, the execution body of this embodiment is an electric field monitoring system, a digital twin module and an electric field monitoring module on the electric field monitoring system are mounted on a detection device, the detection device may be an unmanned plane or other flying devices, the flying of the detection device makes the digital twin module and the electric field monitoring module measure peripheral data of an electric field environment, the digital twin module obtains three-dimensional environment parameters of an area to be detected and sends the three-dimensional environment parameters to a detection control module, the electric field monitoring module obtains target monitoring data of the area to be detected and sends the target monitoring data to the detection control module, the detection control module sends a detection instruction to the detection device, and simultaneously sends the target monitoring data and the three-dimensional environment parameters to a ground management module, and the ground management module draws an electric field monitoring curve according to the target monitoring data and the three-dimensional environment parameters.
It can be understood that the digital twin module digitally reconstructs system structures such as lines, towers and the like of the region to be detected through scanning, maps the three-dimensional structure of an entity in a digital space, thereby acquiring three-dimensional model parameters of the environment of the wires, the towers, the insulators, the hardware fittings and the channels of the region to be detected, takes the three-dimensional model parameters of the environment of the wires, the towers, the insulators, the hardware fittings and the channels of the region to be detected as the three-dimensional environment parameters, and sends the three-dimensional environment parameters to the detection control module.
And S20, the electric field monitoring module performs electric field comprehensive measurement on the area to be detected to obtain target monitoring data, and the target monitoring data are sent to the detection control module.
It should be noted that, the electric field monitoring module may use a field grinding type electric field monitor, the electric field monitoring module performs measurement of a direct current composite field and a power frequency electric field, and performs comprehensive measurement of a space alternating current electric field by measuring and calculating components in three directions of X, Y and Z, and performs measurement of the direct current composite electric field by field grinding rotation, so as to obtain corresponding target monitoring data, and sends the target monitoring data to the detection control module.
And step S30, the detection control module sends a detection instruction to the detection equipment and sends the three-dimensional environment parameters and the target monitoring data to the ground management module.
It should be noted that, the detection control module includes a flight control unit and a wireless communication unit, the flight control unit can send detection instructions to the detection device, the wireless communication unit receives the three-dimensional environmental parameters of the digital twin module and the target monitoring data of the electric field monitoring module, and sends the three-dimensional environmental parameters and the target monitoring data to the ground management module.
It can be appreciated that in order to obtain an accurate detection instruction according to the environment of the area to be detected, the detection control module further sends the detection instruction to the detection device, and the detection control module comprises the steps of obtaining a preset positioning point, determining a detection height, a detection gesture and a detection path according to the preset positioning point, generating the detection instruction according to the detection height, the detection gesture and the detection path, and sending the detection instruction to the detection device.
In a specific implementation, a wireless communication unit in the detection control module receives three-dimensional environment parameters of the digital twin module and target monitoring data of the electric field monitoring module, and sends the three-dimensional environment parameters and the target monitoring data to the ground management module.
The flight control unit in the detection control module sets an electric field threshold according to the corresponding relation between the electromagnetic field intensity of the area to be detected and the wire distance, acquires a preset positioning point of the detection device, wherein the preset positioning point is preset through the ground management module, determines the detection height, the detection gesture and the detection path of the detection device according to the preset positioning point, generates a detection command according to the detection height, the detection gesture and the detection path, and sends the detection command to the detection device so that the detection device detects according to the detection command. Meanwhile, when the distance between the ground management module and the lead wire is too short in the detection process of the detection equipment, and the measured electric field value is larger than the threshold value, the ground management module judges that the detection equipment is in a dangerous flight area, and the flight control unit sends out a warning to prompt the detection equipment to control personnel to adjust the detection posture and the height of the detection equipment until an alarm signal disappears, so that the safe flight of the detection equipment is ensured.
And S40, carrying out data analysis by the ground management module according to the three-dimensional environment parameters and the target monitoring data to obtain an electric field monitoring curve.
It should be noted that, after receiving the three-dimensional environmental parameter and the target monitoring data, the ground management module performs data analysis on the three-dimensional environmental parameter and the target monitoring data, so as to obtain an electric field monitoring curve.
It can be understood that, in order to obtain an electric field monitoring curve which accords with reality, the ground management module further performs data analysis according to the three-dimensional environment parameter and the target monitoring data to obtain an electric field monitoring curve, and the ground management module comprises the steps of performing signal conversion on the target monitoring data to obtain a first electric field value and an acquisition point, obtaining a first electric field distribution curve according to the first electric field value and the acquisition point, performing environment simulation according to the three-dimensional environment parameter to obtain an environment point and a second electric field value, obtaining a second electric field distribution curve according to the environment point and the second electric field value, and obtaining an electric field monitoring curve according to the first electric field curve and the second electric field curve.
In a specific implementation, the ground management module converts the digital signal into an analog signal through an internal D/A conversion circuit for target monitoring data, and decompresses and reproduces the analog current signal. And converting the electric field value signal into an electric field value signal through a current-electric field conversion relation, so as to obtain each acquisition point position and a first electric field value corresponding to the acquisition point position, and drawing a first electric field distribution curve by a trend analysis unit in the ground management module according to the acquisition point position and the first electric field value corresponding to the acquisition point position, so as to obtain an electric field distribution trend of the region to be detected.
The ground management module inputs three-dimensional environment parameters into an electric field simulation calculation model, thereby constructing a tower line space three-dimensional model and a channel environment solid model of a region to be detected, setting electric field calculation boundary conditions, loading operation voltage and setting initial ion current density values, calculating a power frequency electric field and a direct current synthetic field through a finite element method, drawing electric field distribution values at sensitive points such as a specific observation path and a civil house below the line, wherein the sensitive points such as the specific observation path and the civil house below the line are environment points, the electric field distribution values corresponding to the environment points are second electric field values, drawing a second electric field curve according to the environment points and the second electric field values corresponding to the environment points, and obtaining an electric field monitoring curve according to the first electric field curve and the second electric field curve.
And S50, the detection equipment detects according to the detection instruction so as to enable the data twinning module and the electric field monitoring module to acquire data.
It should be noted that, the detecting device may be an unmanned plane or other flying devices, and this embodiment is not limited thereto, and the strut of the detecting device adopts a silicone umbrella skirt outer sheath, and the middle is a 3 umbrella skirt, so as to realize accurate measurement under the high humidity condition. The support rod shaft is connected with the motor rotating shaft, flexible adjustment of the rotating direction is achieved, the probe direction is adjusted through the rotating structure, and the electric field measurement result is guaranteed to be consistent with the maximum direction. The electric field monitoring modules are symmetrically arranged at the tail ends of the supporting rods, the distance between the centers of the equipment is 2m, and the electric field measurement of a certain section of the space under the line of the area to be detected is realized by adjusting the detection path of the detection equipment.
In the embodiment, the digital twin module acquires three-dimensional environment parameters and sends the three-dimensional environment parameters to the detection control module, the electric field monitoring module performs electric field comprehensive measurement on an area to be detected to obtain target monitoring data and sends the target monitoring data to the detection control module, the detection control module sends detection instructions to the detection equipment and sends the three-dimensional environment parameters and the target monitoring data to the ground management module, the ground management module performs data analysis according to the three-dimensional environment parameters and the target monitoring data to obtain an electric field monitoring curve, and the detection equipment performs detection according to the detection instructions to enable the data twin module and the electric field monitoring module to perform data acquisition. The detection control module gives a detection instruction, the detection equipment enables the digital twin module and the electric field monitoring module on the detection equipment to acquire corresponding parameters and data according to the flight detection of the detection instruction, and the ground management module processes the parameters and the data, so that an electric field monitoring curve corresponding to an electric field environment is obtained, the labor intensity is reduced, the monitoring working efficiency is improved, the omnibearing monitoring of the electric field environment is realized, and the accuracy of the monitoring data is improved.
Referring to fig. 5, fig. 5 is a flowchart illustrating a control method of an electric field monitoring system according to a second embodiment of the present invention.
Based on the above-mentioned first embodiment, step S20 in the electric field monitoring system control method of the present embodiment includes:
and S21, the electric field measurement module performs electric field comprehensive measurement on the area to be detected to obtain initial monitoring data.
It should be noted that, the electric field measuring module measures the direct current composite field and the power frequency electric field by using the field grinding type electric field monitor, and obtains initial monitoring data by measuring components in the X, Y and Z directions.
And S22, performing data conversion on the initial monitoring data to obtain target monitoring data, and sending the target monitoring data to the detection control module.
It should be noted that, data conversion and analysis are performed on the charge data or the voltage data corresponding to the initial monitoring data, so as to obtain target monitoring data corresponding to the initial monitoring data, and the target monitoring data is sent to the detection control module.
It can be understood that, in order to obtain accurate target monitoring data, further, the data conversion is performed on the initial monitoring data to obtain target monitoring data, and the target monitoring data is sent to the detection control module, which includes that the electric field monitoring module performs signal conversion and amplification on the initial monitoring data to obtain first monitoring data, performs data filtration on the first monitoring data according to a preset frequency range to obtain second monitoring data, performs data differentiation and compression on the second monitoring data according to a preset mode to obtain target monitoring data, and sends the target monitoring data to the detection control module.
In a specific implementation, the electric field monitoring module converts charge data or voltage data in initial monitoring data into current data, and amplifies the current data by 2.43 times through a signal amplifier to obtain first monitoring data. And carrying out band-pass filtering on the first monitoring data by adopting an active band-pass filter, eliminating stray and interference signals outside a preset frequency range, and obtaining second monitoring data. Meanwhile, interference abnormality and temperature drift in the second monitoring data are eliminated through the setting and resetting circuit, effective distinction of a power frequency component and a direct current component and direct conversion of input and output signals are achieved, and the second monitoring data are output after analog-to-digital conversion is achieved through the 12-bit A/D conversion circuit. In order to eliminate an interference source of the signal acquisition circuit, the control circuit is shielded and isolated through switching of the photoelectric coupler, the second monitoring data is compressed to obtain target monitoring data, and the target monitoring data is sent to the detection control module. The preset mode refers to the processing modes of the bit reset circuit and the 12-bit a/D conversion circuit.
The method comprises the steps of carrying out electric field comprehensive measurement on a region to be detected through the electric field measurement module to obtain initial monitoring data, and sending the initial monitoring data to the data processing module, wherein the data processing module carries out data conversion according to the initial monitoring data to obtain target monitoring data, and sending the target monitoring data to the detection control module. And the initial monitoring data is analyzed, so that accurate target monitoring data is obtained, and the follow-up electric field distribution trend analysis according to the target monitoring data is facilitated.
Furthermore, it should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or system. Without further limitation, an element defined by the phrase "comprising one does not exclude the presence of other like elements in a process, method, article, or system that comprises the element.
The foregoing embodiment numbers of the present invention are merely for the purpose of description, and do not represent the advantages or disadvantages of the embodiments.
From the above description of the embodiments, it will be clear to those skilled in the art that the above-described embodiment method may be implemented by means of software plus a necessary general hardware platform, but of course may also be implemented by means of hardware, but in many cases the former is a preferred embodiment. Based on such understanding, the technical solution of the present invention may be embodied essentially or in a part contributing to the prior art in the form of a software product stored in a storage medium (e.g. Read Only Memory)/RAM, magnetic disk, optical disk) and including several instructions for causing a terminal device (which may be a mobile phone, a computer, a server, or a network device, etc.) to perform the method according to the embodiments of the present invention.
The foregoing description is only of the preferred embodiments of the present invention, and is not intended to limit the scope of the invention, but rather is intended to cover any equivalents of the structures or equivalent processes disclosed herein or in the alternative, which may be employed directly or indirectly in other related arts.
Claims (6)
1. The electric field monitoring system is characterized by comprising detection equipment, a digital twin module, an electric field monitoring module, a detection control module and a ground management module, wherein the digital twin module and the electric field monitoring module are carried on the detection equipment;
the digital twin module is used for acquiring three-dimensional environment parameters and sending the three-dimensional environment parameters to the detection control module;
The electric field monitoring module is used for carrying out electric field comprehensive measurement on the area to be detected to obtain target monitoring data, and sending the target monitoring data to the detection control module;
the detection control module is used for sending a detection instruction to the detection equipment and sending the three-dimensional environment parameters and the target monitoring data to the ground management module;
The ground management module is used for carrying out data analysis according to the three-dimensional environment parameters and the target monitoring data to obtain an electric field monitoring curve;
The detection equipment is used for performing flight detection according to the detection instruction so as to enable the digital twin module and the electric field monitoring module to perform data acquisition;
The detection control module is also used for acquiring a preset positioning point;
Detecting the gesture and the detection path according to the preset positioning point;
detecting the gesture and the detection path to generate a detection instruction and sending the detection instruction to the detection equipment;
The ground management module is further used for performing signal conversion on the target monitoring data to obtain a first electric field value and an acquisition point, and a first electric field distribution curve is obtained according to the first electric field value and the acquisition point;
And performing environment simulation according to the three-dimensional environment parameters to obtain an environment point location and a second electric field value, obtaining a second electric field distribution curve according to the environment point location and the second electric field value, and obtaining an electric field monitoring curve according to the first electric field distribution curve and the second electric field distribution curve.
2. The electric field monitoring system of claim 1, wherein the electric field monitoring module is further configured to perform electric field comprehensive measurement on the area to be detected to obtain initial monitoring data;
And performing data conversion on the initial monitoring data to obtain target monitoring data, and sending the target monitoring data to the detection control module.
3. The electric field monitoring system of claim 2, wherein the electric field monitoring module is further configured to perform signal conversion and amplification on the initial monitoring data to obtain first monitoring data;
performing data filtering on the first monitoring data according to a preset frequency range to obtain second monitoring data;
and carrying out data discrimination and compression on the second monitoring data according to a preset mode to obtain target monitoring data, and sending the target monitoring data to the detection control module.
4. An electric field monitoring method, characterized in that the electric field monitoring system comprises a detection device, a digital twin module, an electric field monitoring module, a detection control module and a ground management module, wherein the digital twin module and the electric field monitoring module are carried on the detection device, and the electric field monitoring method comprises the following steps:
The digital twin module acquires three-dimensional environment parameters and sends the three-dimensional environment parameters to the detection control module;
the electric field monitoring module performs electric field comprehensive measurement on the area to be detected to obtain target monitoring data, and sends the target monitoring data to the detection control module;
The detection control module sends a detection instruction to the detection equipment and sends the three-dimensional environment parameters and the target monitoring data to the ground management module;
The ground management module performs data analysis according to the three-dimensional environment parameters and the target monitoring data to obtain an electric field monitoring curve;
The detection equipment detects according to the detection instruction so as to enable the digital twin module and the electric field monitoring module to acquire data;
Wherein, the detection control module sends a detection instruction to the detection equipment, and the detection control module comprises:
Acquiring a preset positioning point;
Detecting the gesture and the detection path according to the preset positioning point;
detecting the gesture and the detection path to generate a detection instruction and sending the detection instruction to the detection equipment;
the ground management module performs data analysis according to the three-dimensional environment parameters and the target monitoring data to obtain an electric field monitoring curve, and the method comprises the following steps:
Performing signal conversion on the target monitoring data to obtain a first electric field value and an acquisition point, and obtaining a first electric field distribution curve according to the first electric field value and the acquisition point;
And performing environment simulation according to the three-dimensional environment parameters to obtain an environment point location and a second electric field value, obtaining a second electric field distribution curve according to the environment point location and the second electric field value, and obtaining an electric field monitoring curve according to the first electric field distribution curve and the second electric field distribution curve.
5. The electric field monitoring method of claim 4, wherein the electric field monitoring module performs electric field comprehensive measurement on a region to be detected to obtain target monitoring data, and sends the target monitoring data to the detection control module, and the method comprises:
the electric field monitoring module performs electric field comprehensive measurement on the area to be detected to obtain initial monitoring data;
And performing data conversion on the initial monitoring data to obtain target monitoring data, and sending the target monitoring data to the detection control module.
6. The electric field monitoring method of claim 5, wherein the performing data conversion on the initial monitoring data to obtain target monitoring data, and transmitting the target monitoring data to the detection control module, comprises:
The electric field monitoring module performs signal conversion and amplification on the initial monitoring data to obtain first monitoring data;
performing data filtering on the first monitoring data according to a preset frequency range to obtain second monitoring data;
and carrying out data discrimination and compression on the second monitoring data according to a preset mode to obtain target monitoring data, and sending the target monitoring data to the detection control module.
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| WO2017016140A1 (en) * | 2015-07-24 | 2017-02-02 | 国网电力科学研究院武汉南瑞有限责任公司 | Digital measurement system for measuring lightning electric field change signal, and measurement method thereof |
| CN106840258A (en) * | 2017-01-23 | 2017-06-13 | 国网山东省电力公司电力科学研究院 | The full state electromagnetic environment monitoring system of wide area and method based on multi-parameter synergic monitoring |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2017016140A1 (en) * | 2015-07-24 | 2017-02-02 | 国网电力科学研究院武汉南瑞有限责任公司 | Digital measurement system for measuring lightning electric field change signal, and measurement method thereof |
| CN106840258A (en) * | 2017-01-23 | 2017-06-13 | 国网山东省电力公司电力科学研究院 | The full state electromagnetic environment monitoring system of wide area and method based on multi-parameter synergic monitoring |
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