CN216348794U - Power transmission line monitoring system - Google Patents
Power transmission line monitoring system Download PDFInfo
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- CN216348794U CN216348794U CN202122155448.9U CN202122155448U CN216348794U CN 216348794 U CN216348794 U CN 216348794U CN 202122155448 U CN202122155448 U CN 202122155448U CN 216348794 U CN216348794 U CN 216348794U
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Abstract
This application is applicable to power transmission line technical field, provides a power transmission line monitoring system, includes: target terminal equipment and with target terminal equipment wireless connection's at least one power transmission line monitoring devices, power transmission line monitoring devices includes: the information acquisition circuit is used for acquiring values of one or more first preset parameters of the power transmission line; the main control circuit is connected with the information acquisition circuit and is used for processing the values of the one or more first preset parameters to obtain the value of a second preset parameter of the power transmission line; the wireless communication circuit is connected with the main control circuit and used for sending the value of the second preset parameter to the target terminal equipment; the power supply circuit is used for converting solar energy into electric energy and charging a rechargeable battery in the power supply circuit based on the electric energy, and the rechargeable battery is used for supplying power to the information acquisition circuit, the main control circuit and the wireless communication circuit, so that the power transmission line monitoring device can continuously and stably work normally, and data calculation resources of target terminal equipment are saved.
Description
Technical Field
The application belongs to the technical field of power transmission lines, and particularly relates to a power transmission line monitoring system.
Background
In recent years, with the development of power systems and the wide construction of ultrahigh voltage lines, the galloping accidents of power transmission lines are increasingly frequent, and the strength is also obviously increased. The galloping of the transmission line can cause the occurrence of safety accidents of different levels, such as flashover tripping, jumper wire breakage, tower structure damage or tower collapse, of the transmission line, and the like, and becomes one of important factors threatening the safety of the transmission line.
In order to prevent or reduce safety accidents caused by power transmission line galloping, in the prior art, a power transmission line monitoring device is generally installed on a power transmission line, the power transmission line monitoring device acquires information of the power transmission line and feeds the acquired information back to a monitoring center, and the monitoring center analyzes the information of the power transmission line to realize monitoring of the power transmission line. However, the existing power transmission line monitoring device usually uses a primary battery to supply power, and under the condition that the electric quantity of the primary battery is exhausted, the power transmission line monitoring device cannot normally work, so that the power transmission line monitoring device cannot feed back the information of the power transmission line to a monitoring center, and normal monitoring of the power transmission line cannot be realized.
SUMMERY OF THE UTILITY MODEL
In view of this, the embodiment of the present application provides a power transmission line monitoring system, so as to solve the technical problem that a power transmission line monitoring device in an existing power transmission line monitoring system cannot normally operate when the electric quantity of a primary battery therein is exhausted, and thus cannot normally monitor a power transmission line.
The embodiment of the application provides a power transmission line monitoring system, includes: target terminal equipment and with target terminal equipment wireless connection's at least one power transmission line monitoring devices, power transmission line monitoring devices is used for installing on the power transmission line, power transmission line monitoring devices includes:
the information acquisition circuit is used for acquiring values of one or more first preset parameters of the power transmission line and sending the values of the one or more first preset parameters to the main control circuit;
the main control circuit is connected with the information acquisition circuit and is used for processing the values of the one or more first preset parameters to obtain a value of a second preset parameter of the power transmission line and sending the value of the second preset parameter to the wireless communication circuit;
the wireless communication circuit is connected with the main control circuit and is used for sending the value of the second preset parameter to the target terminal equipment;
the power supply circuit is used for converting solar energy into electric energy and charging a rechargeable battery in the power supply circuit based on the electric energy, and the rechargeable battery is used for supplying power to the information acquisition circuit, the main control circuit and the wireless communication circuit.
Optionally, the power supply circuit includes:
a solar panel for converting solar energy into electric energy;
the charging control circuit is used for controlling the solar panel to charge the rechargeable battery when the voltage value at two ends of the rechargeable battery is smaller than a first voltage value, and controlling the solar panel to stop charging the rechargeable battery when the voltage value at two ends of the rechargeable battery is equal to or larger than a second voltage value; the second voltage value is greater than the first voltage value;
the rechargeable battery is used for providing a first power supply signal;
and the voltage conversion circuit is connected with the rechargeable battery and is used for performing voltage conversion processing on the first power supply signal to obtain a target power supply signal, and the target power supply signal is used for supplying power to the information acquisition circuit, the main control circuit and the wireless communication circuit.
Optionally, the power supply circuit further includes a lightning protection circuit connected between the solar panel and the charging control circuit.
Optionally, the power supply circuit further includes a backup battery switching circuit connected to the voltage conversion circuit;
and the standby battery switching circuit is used for controlling the standby battery to output the first power supply signal to the voltage conversion circuit when the voltage value at two ends of the rechargeable battery is lower than a third voltage value.
Optionally, the information acquisition circuit includes an inertia measurement unit, and the inertia measurement unit is connected to the main control circuit;
the inertia measurement unit is used for acquiring angular velocity values of the power transmission line in three directions corresponding to a preset space rectangular coordinate system and sending the angular velocity values to the main control circuit;
correspondingly, the main control circuit is used for calculating the galloping angle of the power transmission line based on the angular velocity value and sending the galloping angle to the wireless communication circuit;
the wireless communication circuit is used for sending the waving angle to the target terminal equipment.
Optionally, the information acquisition circuit includes an acceleration measurement circuit, and the acceleration measurement circuit is connected to the main control circuit;
the acceleration measuring circuit is used for collecting an acceleration value of the power transmission line and sending the acceleration value to the main control circuit;
correspondingly, the main control circuit is used for calculating the galloping frequency and the galloping amplitude of the power transmission line based on the acceleration value and sending the galloping frequency and the galloping amplitude to the wireless communication circuit;
the wireless communication circuit is used for sending the galloping frequency and the galloping amplitude to the target terminal equipment.
Optionally, the acceleration measurement circuit comprises a first accelerometer and a second accelerometer; the first accelerometer and the second accelerometer are both connected with the main control circuit;
the first accelerometer is used for acquiring a first acceleration value of the power transmission line in real time and sending the first acceleration value to the main control circuit;
correspondingly, the main control circuit is used for sending a data acquisition instruction to the second accelerometer when the first acceleration value is greater than a preset acceleration threshold value;
the second accelerometer is used for acquiring a second acceleration value of the power transmission line when the data acquisition instruction is received and sending the second acceleration value to the main control circuit;
the main control circuit is used for calculating the galloping frequency and the galloping amplitude based on the second acceleration value.
Optionally, the information acquisition circuit includes a temperature sensor, and the temperature sensor is connected to the main control circuit;
the temperature sensor is used for acquiring a temperature value of the power transmission line and sending the temperature value to the main control circuit;
correspondingly, the main control circuit is used for sending the temperature value to the wireless communication circuit;
the wireless communication circuit is configured to send the temperature value to the target terminal device.
Optionally, the information acquisition circuit includes a humidity sensor, and the humidity sensor is connected to the main control circuit;
the humidity sensor is used for acquiring a humidity value of the power transmission line and sending the humidity value to the main control circuit;
correspondingly, the master control circuit is used for sending the humidity value to the wireless communication circuit;
the wireless communication circuit is configured to send the humidity value to the target terminal device.
Optionally, the information acquisition circuit includes a positioning unit, and the positioning unit is connected to the main control circuit;
the positioning unit is used for acquiring the position information of the power transmission line and sending the position information to the main control circuit;
correspondingly, the main control circuit is used for sending the position information to the wireless communication circuit;
the wireless communication circuit is configured to send the location information to the target terminal device.
The power transmission line monitoring device provided by the embodiment of the application has the following beneficial effects:
the power transmission line monitoring system that this application embodiment provided, because the battery that power supply circuit used among the power transmission line monitoring device is rechargeable battery, and power supply circuit adopts the electric energy that carries out energy conversion and obtain to solar energy to charge for rechargeable battery, so not only can the energy saving, can make rechargeable battery can supply power for each circuit among the power transmission line monitoring device continuously moreover to guarantee that power transmission line monitoring device can last and normally work steadily. In addition, the main control circuit processes the value of one or more first preset parameters of the power transmission line acquired by the information acquisition circuit, and sends the processed value of the second preset parameter of the power transmission line to the target terminal device instead of directly sending the acquired information to the target terminal device, so that the data transmission amount of the power transmission line monitoring device can be reduced, the target terminal device does not need to process the acquired information, and the data calculation resource of the target terminal device is saved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of a power transmission line monitoring system according to an embodiment of the present disclosure;
fig. 2 is a schematic structural diagram of a power transmission line monitoring device according to an embodiment of the present disclosure;
fig. 3 is a schematic installation diagram of a power transmission line monitoring device according to an embodiment of the present disclosure;
fig. 4 is a schematic structural diagram of a power transmission line monitoring device according to another embodiment of the present application.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
It is noted that the terminology used in the description of the embodiments of the present application is for the purpose of describing particular embodiments of the present application only and is not intended to be limiting of the present application. In the description of the embodiments of the present application, "/" means "or" unless otherwise specified, for example, a/B may mean a or B; "and/or" herein is merely an associative relationship describing an association, meaning that there may be three relationships, e.g., a and/or B, may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, in the description of the embodiments of the present application, "a plurality" means two or more, and "at least one", "one or more" means one, two or more, unless otherwise specified.
In the following, the terms "first", "second" are used for descriptive purposes only and are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features.
Reference throughout this specification to "one embodiment" or "some embodiments," or the like, means that a particular feature, structure, or characteristic described in connection with the embodiment is included in one or more embodiments of the present application. Thus, appearances of the phrases "in one embodiment," "in some embodiments," "in other embodiments," or the like, in various places throughout this specification are not necessarily all referring to the same embodiment, but rather "one or more but not all embodiments" unless specifically stated otherwise. The terms "comprising," "including," "having," and variations thereof mean "including, but not limited to," unless expressly specified otherwise.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a power transmission line monitoring system according to an embodiment of the present disclosure. As shown in fig. 1, the power line monitoring system may include: a target terminal device 200 and at least one power line monitoring apparatus 100 wirelessly connected with the target terminal device 200.
The wireless connection mode between the power line monitoring apparatus 100 and the target terminal device 200 may be set according to actual requirements, and this embodiment is not particularly limited thereto.
Illustratively, the target terminal device may be a terminal device used by a power line monitoring person, including but not limited to an electronic device such as a mobile phone, a tablet computer, a notebook computer or a desktop computer.
Referring to fig. 2, fig. 2 is a schematic structural diagram of a power transmission line monitoring device according to an embodiment of the present disclosure. As shown in fig. 2, the power line monitoring apparatus 100 may include: the device comprises an information acquisition circuit 11, a main control circuit 12, a wireless communication circuit 13 and a power supply circuit 14. Wherein:
the information acquisition circuit 11 is configured to acquire values of one or more first preset parameters of the power transmission line, and send the values of the one or more first preset parameters to the main control circuit 12.
And the main control circuit 12 is connected with the information acquisition circuit 11, and the main control circuit 12 is used for processing the values of the one or more first preset parameters to obtain a value of a second preset parameter of the power transmission line and sending the value of the second preset parameter of the power transmission line to the wireless communication circuit 13.
And the wireless communication circuit 13 is connected with the main control circuit 12, and the wireless communication circuit 13 is used for sending the value of the second preset parameter of the power transmission line to the target terminal equipment.
And the power supply circuit 14 is configured to convert solar energy into electric energy, and charge the rechargeable battery 141 in the power supply circuit 14 based on the electric energy, where the rechargeable battery 141 is configured to supply power to the information acquisition circuit 11, the main control circuit 12, and the wireless communication circuit 13.
In this embodiment, as shown in (a) and (b) of fig. 3, the power transmission line monitoring device 100 may be installed on the power transmission line 1000 to acquire the values of the first preset parameters of the power transmission line. In a particular application, at least one power line monitoring device 100 may be mounted on each power line 1000.
For example, the first preset parameter may include: acceleration, angular velocity, temperature, humidity, position information, and the like. The second preset parameter may include: a waving angle, a waving frequency, or a waving amplitude, etc.
The galloping angle may be determined based on an angular velocity value of the power transmission line, that is, the main control circuit 12 may process the collected angular value of the power transmission line to obtain the galloping angle of the power transmission line. The galloping frequency and the galloping amplitude can be determined based on the acceleration value of the power transmission line, that is, the main control circuit 12 can process the collected acceleration value of the power transmission line to obtain the galloping frequency and the galloping amplitude of the power transmission line.
Illustratively, the master control circuit 12 may include a Micro Controller Unit (MCU).
The wireless communication circuit 13 may include a Radio Frequency (RF) transceiver. For example, the RF transceiver may implement data transceiving based on an industrial/scientific/medical (ISM) band. The ISM band can realize wireless transmission with high reliability, long distance and micropower.
As can be seen from the above, in the power transmission line monitoring system provided in the embodiment of the present application, since the battery used by the power supply circuit in the power transmission line monitoring device is the rechargeable battery, and the power supply circuit charges the rechargeable battery by using the electric energy obtained by converting the solar energy, not only energy can be saved, but also the rechargeable battery can continuously supply power to each circuit in the power transmission line monitoring device, thereby ensuring that the power transmission line monitoring device can continuously and stably operate normally. In addition, the main control circuit processes the value of one or more first preset parameters of the power transmission line acquired by the information acquisition circuit, and sends the processed value of the second preset parameter of the power transmission line to the target terminal device instead of directly sending the acquired information to the target terminal device, so that the data transmission amount of the power transmission line monitoring device can be reduced, the target terminal device does not need to process the acquired information, and the data calculation resource of the target terminal device is saved.
Referring to fig. 4, fig. 4 is a schematic structural diagram of a power transmission line monitoring device according to another embodiment of the present disclosure. Compared with the embodiment corresponding to fig. 2, the power supply circuit 14 in this embodiment may specifically include: a rechargeable battery 141, a solar panel 142, a charge control circuit 143, and a voltage conversion circuit 144.
Specifically, a solar panel 142 for converting solar energy into electrical energy.
And a charging control circuit 143 connected between the solar panel 142 and the rechargeable battery 141, wherein the charging control circuit 143 is configured to control the solar panel 142 to charge the rechargeable battery 141 when the voltage value across the rechargeable battery 141 is less than a first voltage value, and control the solar panel 142 to stop charging the rechargeable battery 141 when the voltage value across the rechargeable battery 141 is equal to or greater than a second voltage value.
A rechargeable battery 141 for providing a first power signal.
And the voltage conversion circuit 144 is connected to the rechargeable battery 141, and the voltage conversion circuit 144 is configured to perform voltage conversion processing on the first power signal to obtain a target power signal, where the target power signal is used to supply power to the information acquisition circuit 11, the main control circuit 12, and the wireless communication circuit 13.
In this embodiment, the electric energy obtained by converting the solar energy by the solar panel 142 may be used to charge the rechargeable battery 141.
The charging control circuit 143 may monitor a voltage value across the rechargeable battery 141, and control on/off of a charging line between the solar panel 142 and the rechargeable battery 141 based on a magnitude relationship between the voltage value across the rechargeable battery 141 and the first voltage value and the second voltage value, respectively. Specifically, when the voltage value across the rechargeable battery 141 is smaller than the first voltage value, the charging control circuit 143 may control the charging circuit between the solar panel 142 and the rechargeable battery 141 to be conductive, so that the solar panel 142 charges the rechargeable battery 141; when the voltage value across the rechargeable battery 141 is equal to or greater than the second voltage value, the charging control circuit 143 may control the charging circuit between the solar panel 142 and the rechargeable battery 141 to be opened, so that the solar panel 142 stops charging the rechargeable battery 141.
Wherein the second voltage value is greater than the first voltage value. The first voltage value and the second voltage value can be set according to actual requirements, and are not particularly limited herein.
In one possible implementation, the charge control circuit 143 may be implemented using a Maximum Power Point Tracking (MPPT) controller. The MPPT controller can detect the generated voltage of the solar panel 142 in real time, and track the highest voltage value and current value, so that the solar panel 142 can charge the rechargeable battery with the maximum power output.
In this embodiment, the voltage value of the first power signal may be set according to actual requirements, and is not particularly limited herein. For example, the voltage value of the first power supply signal may be 3.6 volts (V) to 4.2V.
The voltage value of the target power signal can be determined according to the voltage values required by the operation of the information acquisition circuit 11, the main control circuit 12 and the wireless communication circuit 13. For example, if the voltage value required for the operation of the information acquisition circuit 11, the main control circuit 12, and the wireless communication circuit 13 is 3.3V, the voltage value of the target power signal is 3.3V.
By way of example and not limitation, the voltage conversion circuit 144 may be implemented by a buck-boost (buck-boost) circuit, which supports buck and boost regulation, and may maximize the utilization of the rechargeable battery 141.
As can be seen from the above, the charging control circuit in this embodiment can control the solar panel to charge the rechargeable battery when the voltage value at the two ends of the rechargeable battery is low, and control the solar panel to stop charging the rechargeable battery when the voltage value at the two ends of the rechargeable battery is high, so that the rechargeable battery can continuously and stably output the first power signal, and each circuit in the power transmission line monitoring device can be ensured to normally operate.
With continued reference to fig. 4, in another embodiment of the present application, the power supply circuit 14 further includes a lightning protection circuit 146 connected between the solar panel 142 and the charging control circuit 143.
In this embodiment, the lightning protection circuit 146 is used to prevent each circuit in the power line monitoring device from being damaged by lightning overvoltage.
In a specific application, the lightning protection circuit 146 may be an existing lightning protection circuit, for example, a lightning protection circuit composed of a fuse, a voltage dependent resistor, an inductor, a bridge rectifier, an air discharge tube, and the like; the finished lightning protection device can also be adopted and can be specifically arranged according to actual requirements, and the lightning protection device is not particularly limited in the position.
Above can see that, this embodiment can protect each circuit in the power transmission line monitoring device from thunder and lightning overvoltage impact and damage through set up the lightning protection circuit between solar panel and the control circuit that charges, has improved power transmission line monitoring device's stability.
With continued reference to fig. 4, in another embodiment of the present application, the power supply circuit 14 further includes a battery backup switching circuit 145 connected to the voltage converting circuit 144.
The backup battery switching circuit 145 is configured to control the backup battery to output the first power signal to the voltage converting circuit 144 when the voltage value across the rechargeable battery 141 is lower than the third voltage value.
In this embodiment, the battery backup switching circuit 145 may include a battery backup and a switch control circuit (not shown). The switch control circuit may monitor a voltage value across the rechargeable battery 141, and when the voltage value across the rechargeable battery 141 is lower than a third voltage value, turn on the power supply path between the rechargeable battery 141 and the voltage conversion circuit 144, and turn off the power supply path between the rechargeable battery 141 and the voltage conversion circuit 144, so as to supply power through the rechargeable battery.
Illustratively, the backup battery may be a primary battery.
In one possible implementation, the voltage value of the first power signal output by the backup battery may be equal to the voltage value of the first power signal output by the rechargeable battery.
In one possible implementation, when the voltage value across the rechargeable battery 141 is lower than the third voltage value, the standby battery switching circuit 145 may further output a first alarm signal to the main control circuit 12, where the first alarm signal is used to inform the main control circuit that the voltage value across the rechargeable battery 141 is too low. The main control circuit 12 may generate battery alarm information when receiving the first alarm signal, and send the battery alarm information to the target terminal device through the wireless communication circuit 13 to inform the power transmission line monitoring personnel that the voltage values at the two ends of the rechargeable battery 141 are too low, so that the power transmission line monitoring personnel may timely overhaul the circuit.
Above can see that, this embodiment can be when the unexpected situation leads to rechargeable battery to exhaust automatic switch to the stand-by battery and supply power for the circuit through setting up the stand-by battery to guarantee that power transmission line monitoring devices also can normally work when the unexpected situation takes place, improved power transmission line monitoring devices's stability.
Referring to fig. 4, in another embodiment of the present application, the information acquisition circuit 11 includes an inertia measurement unit 111, and the inertia measurement unit 111 is connected to the main control circuit 12.
The inertial measurement unit 111 is configured to acquire angular velocity values of the power transmission line in three directions corresponding to a preset spatial rectangular coordinate system, and send the angular velocity values in the three directions to the main control circuit 12.
Correspondingly, the main control circuit 12 is configured to calculate the waving angles of the power line based on the angular velocity values in the three directions, and transmit the waving angles of the power line to the wireless communication circuit 13.
The wireless communication circuit 13 is configured to transmit the power line waving angle to the target terminal device 200.
In this embodiment, the main control circuit 12 may calculate the waving angle of the power transmission line based on the existing conversion formula system between the angular velocity and the angle.
With continued reference to fig. 4, in another embodiment of the present application, the information collecting circuit 11 includes an acceleration measuring circuit 112, and the acceleration measuring circuit 112 is connected to the main control circuit 12.
The acceleration measuring circuit 112 is used for collecting an acceleration value of the power transmission line and sending a speed value of the power transmission line to the main control circuit 12.
Correspondingly, the main control circuit 12 is configured to calculate the galloping frequency and the galloping amplitude of the power line based on the acceleration value of the power line, and send the galloping frequency and the galloping amplitude of the power line to the wireless communication circuit 13.
The wireless communication circuit 13 is configured to transmit the power line galloping frequency and the galloping amplitude to the target terminal device 200.
In this embodiment, the main control circuit 12 may perform integral operation on the acceleration value of the power transmission line to obtain the galloping speed of the power transmission line, and then calculate the galloping frequency of the power transmission line based on a conversion formula between the speed and the frequency. The main control circuit 12 can perform integral operation on the galloping speed of the power transmission line to obtain the galloping amplitude of the power transmission line.
It can be seen from the above that, in the embodiment, the raw data acquired by the inertia measurement unit and the acceleration measurement circuit is processed, and the processed data is sent to the target terminal device, so that the data sending amount of the power transmission line monitoring device can be reduced, and the power consumption of the power transmission line monitoring device is reduced.
With continued reference to fig. 4, in yet another embodiment of the present application, the acceleration measurement circuit 112 includes a first accelerometer 1121 and a second accelerometer 1122. The first accelerometer 1121 and the second accelerometer 1122 are each connected to the master control circuit 12.
The first accelerometer 1121 is configured to acquire a first acceleration value of the power transmission line in real time, and send the first acceleration value to the main control circuit 12.
Correspondingly, the main control circuit 12 is configured to send a data acquisition instruction to the second accelerometer 1122 when the first acceleration value acquired by the first accelerometer 1121 is greater than the preset acceleration threshold value.
The second accelerometer 1122 is configured to acquire a second acceleration value of the power line upon receiving the data acquisition instruction, and to send the second acceleration value to the main control circuit 12.
The main control circuit 12 is used for calculating the galloping frequency and the galloping amplitude of the power transmission line based on the second acceleration value.
The preset acceleration threshold may be set according to actual requirements, and is not particularly limited herein.
In specific application, the first accelerometer 1121 can be a low-power-consumption accelerometer, and the second accelerometer 1122 can be a high-precision accelerometer, so that the low-power-consumption accelerometer is used for monitoring the acceleration value of the power transmission line in real time, and when the acceleration value of the power transmission line is large, the high-precision accelerometer is used for acquiring the acceleration value of the power transmission line, so that the power consumption can be reduced on the whole, and the measurement precision of the acceleration value is improved.
With continued reference to fig. 4, in another embodiment of the present application, the information collecting circuit 11 includes a temperature sensor 113, and the temperature sensor 113 is connected to the main control circuit 12.
The temperature sensor 113 is used for collecting the temperature value of the power transmission line and sending the temperature value of the power transmission line to the main control circuit 12.
Correspondingly, the main control circuit 12 is configured to send the power line temperature value to the wireless communication circuit 13.
The wireless communication circuit 13 is configured to transmit the power line temperature value to the target terminal device 200.
With continued reference to fig. 4, in another embodiment of the present application, the information collecting circuit 11 includes a humidity sensor 114, and the humidity sensor 114 is connected to the main control circuit 12.
The humidity sensor 114 is used for collecting the humidity value of the transmission line and sending the humidity value of the transmission line to the main control circuit 12.
Correspondingly, the main control circuit 12 is used for sending the humidity value of the power line to the wireless communication circuit 13.
The wireless communication circuit 13 is configured to transmit the power line humidity value to the target terminal device 200.
With continued reference to fig. 4, in another embodiment of the present application, the information acquisition circuit 11 includes a positioning unit 115, and the positioning unit 115 is connected to the main control circuit 12.
The positioning unit 115 is used for collecting the position information of the power line and sending the position information of the power line to the main control circuit 12.
Correspondingly, the main control circuit 12 is used for transmitting the position information of the power line to the wireless communication circuit 13.
The wireless communication circuit 13 is configured to transmit the position information of the power line to the target terminal device 200.
In particular applications, the positioning unit 15 may include, but is not limited to: a beidou satellite navigation system (BDS), a Global Positioning System (GPS), and the like.
Above can find out, the information acquisition circuit in this embodiment can gather a plurality of parameters of predetermineeing of power transmission line, and then can realize the comprehensive monitoring to the power transmission line.
The above-mentioned embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the spirit and scope of the embodiments of the present application and are intended to be included within the scope of the present application.
Claims (10)
1. A power transmission line monitoring system, comprising: target terminal equipment and with target terminal equipment wireless connection's at least one power transmission line monitoring devices, power transmission line monitoring devices is used for installing on the power transmission line, power transmission line monitoring devices includes:
the information acquisition circuit is used for acquiring values of one or more first preset parameters of the power transmission line and sending the values of the one or more first preset parameters to the main control circuit;
the main control circuit is connected with the information acquisition circuit and is used for processing the values of the one or more first preset parameters to obtain a value of a second preset parameter of the power transmission line and sending the value of the second preset parameter to the wireless communication circuit;
the wireless communication circuit is connected with the main control circuit and is used for sending the value of the second preset parameter to the target terminal equipment;
the power supply circuit is used for converting solar energy into electric energy and charging a rechargeable battery in the power supply circuit based on the electric energy, and the rechargeable battery is used for supplying power to the information acquisition circuit, the main control circuit and the wireless communication circuit.
2. Power transmission line monitoring system according to claim 1, characterized in that said power supply circuit comprises:
a solar panel for converting solar energy into electric energy;
the charging control circuit is used for controlling the solar panel to charge the rechargeable battery when the voltage value at two ends of the rechargeable battery is smaller than a first voltage value, and controlling the solar panel to stop charging the rechargeable battery when the voltage value at two ends of the rechargeable battery is equal to or larger than a second voltage value; the second voltage value is greater than the first voltage value;
the rechargeable battery is used for providing a first power supply signal;
and the voltage conversion circuit is connected with the rechargeable battery and is used for performing voltage conversion processing on the first power supply signal to obtain a target power supply signal, and the target power supply signal is used for supplying power to the information acquisition circuit, the main control circuit and the wireless communication circuit.
3. Power transmission line monitoring system according to claim 2, characterized in that said power supply circuit further comprises a lightning protection circuit connected between said solar panel and said charging control circuit.
4. The power transmission line monitoring system of claim 2, wherein the power supply circuit further comprises a battery backup switching circuit connected to the voltage conversion circuit;
and the standby battery switching circuit is used for controlling the standby battery to output the first power supply signal to the voltage conversion circuit when the voltage value at two ends of the rechargeable battery is lower than a third voltage value.
5. Power transmission line monitoring system according to any one of claims 1 to 4, characterized in that said information acquisition circuit comprises an inertial measurement unit, said inertial measurement unit being connected to said main control circuit;
the inertia measurement unit is used for acquiring angular velocity values of the power transmission line in three directions corresponding to a preset space rectangular coordinate system and sending the angular velocity values to the main control circuit;
correspondingly, the main control circuit is used for calculating the galloping angle of the power transmission line based on the angular velocity value and sending the galloping angle to the wireless communication circuit;
the wireless communication circuit is used for sending the waving angle to the target terminal equipment.
6. The power transmission line monitoring system according to any one of claims 1 to 4, wherein the information acquisition circuit comprises an acceleration measurement circuit, the acceleration measurement circuit being connected to the master control circuit;
the acceleration measuring circuit is used for collecting an acceleration value of the power transmission line and sending the acceleration value to the main control circuit;
correspondingly, the main control circuit is used for calculating the galloping frequency and the galloping amplitude of the power transmission line based on the acceleration value and sending the galloping frequency and the galloping amplitude to the wireless communication circuit;
the wireless communication circuit is used for sending the galloping frequency and the galloping amplitude to the target terminal equipment.
7. The power transmission line monitoring system of claim 6, wherein the acceleration measurement circuit comprises a first accelerometer and a second accelerometer; the first accelerometer and the second accelerometer are both connected with the main control circuit;
the first accelerometer is used for acquiring a first acceleration value of the power transmission line in real time and sending the first acceleration value to the main control circuit;
correspondingly, the main control circuit is used for sending a data acquisition instruction to the second accelerometer when the first acceleration value is greater than a preset acceleration threshold value;
the second accelerometer is used for acquiring a second acceleration value of the power transmission line when the data acquisition instruction is received and sending the second acceleration value to the main control circuit;
the main control circuit is used for calculating the galloping frequency and the galloping amplitude based on the second acceleration value.
8. Power transmission line monitoring system according to any one of claims 1 to 4, characterized in that said information acquisition circuit comprises a temperature sensor, said temperature sensor being connected to said main control circuit;
the temperature sensor is used for acquiring a temperature value of the power transmission line and sending the temperature value to the main control circuit;
correspondingly, the main control circuit is used for sending the temperature value to the wireless communication circuit;
the wireless communication circuit is configured to send the temperature value to the target terminal device.
9. The power transmission line monitoring system according to any one of claims 1 to 4, wherein the information acquisition circuit comprises a humidity sensor, and the humidity sensor is connected with the main control circuit;
the humidity sensor is used for acquiring a humidity value of the power transmission line and sending the humidity value to the main control circuit;
correspondingly, the master control circuit is used for sending the humidity value to the wireless communication circuit;
the wireless communication circuit is configured to send the humidity value to the target terminal device.
10. The power transmission line monitoring system according to any one of claims 1 to 4, wherein the information acquisition circuit comprises a positioning unit, the positioning unit being connected to the main control circuit;
the positioning unit is used for acquiring the position information of the power transmission line and sending the position information to the main control circuit;
correspondingly, the main control circuit is used for sending the position information to the wireless communication circuit;
the wireless communication circuit is configured to send the location information to the target terminal device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122155448.9U CN216348794U (en) | 2021-09-07 | 2021-09-07 | Power transmission line monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122155448.9U CN216348794U (en) | 2021-09-07 | 2021-09-07 | Power transmission line monitoring system |
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| Publication Number | Publication Date |
|---|---|
| CN216348794U true CN216348794U (en) | 2022-04-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122155448.9U Active CN216348794U (en) | 2021-09-07 | 2021-09-07 | Power transmission line monitoring system |
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| Country | Link |
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| CN (1) | CN216348794U (en) |
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2021
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