CN211552906U - Intelligent conductor spacer of high integration - Google Patents
Intelligent conductor spacer of high integration Download PDFInfo
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- CN211552906U CN211552906U CN201922180246.2U CN201922180246U CN211552906U CN 211552906 U CN211552906 U CN 211552906U CN 201922180246 U CN201922180246 U CN 201922180246U CN 211552906 U CN211552906 U CN 211552906U
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Abstract
The utility model discloses a high-integration intelligent spacer, which comprises an intelligent spacer monitoring module and a monitoring center, wherein the intelligent spacer monitoring module comprises a sensor system, the sensor system is connected with a low-power-consumption microcontroller module, the low-power-consumption microcontroller module is connected with a communication module, and the communication module is connected with an expert software system; the sensor system and the low-power consumption microcontroller module are respectively connected with a power supply module, the power supply module is composed of an energy taking device, and the power supply device acquires electric energy by utilizing the electromagnetic induction principle to realize stable voltage output; the monitoring center comprises an expert software system, and an oracle database is selected as an expert software system database. The power supply module is composed of the energy-taking mutual inductor and the storage battery, compared with the traditional mode, the charging speed is high, the cycle service life is long, and the power supply module is suitable for various harsh environments. The low-power-consumption microcontroller carries out modeling processing on the information acquired by the sensor so as to realize fault location and warning under extreme conditions.
Description
Technical Field
The utility model belongs to the technical field of transmission line monitoring devices, concretely relates to intelligent conductor spacer of high integration degree.
Background
The pole tower of the overhead transmission line is high, has large span, is in complex and changeable environment, is very easily influenced by extreme strong wind and rain disasters and weather, and is a typical wind vibration sensitive structure. The conductor is influenced by airflow, vibration and waving are easily caused, and the loosening and falling of the pin and the bolt of the spacing rod and the distortion of the conductor are caused. Resulting in the faults of deformation, stepping, fatigue damage or claw release and the like caused by uneven stress of the spacer.
At present, the research on the deformation and stress of the spacer at home and abroad is mainly theoretical analysis and focuses on the research on the static and dynamic characteristics, model prediction and parameter calculation of a spacer structure model and the improvement and failure of the structural design. However, the transmission line is affected by many random factors in actual operation, and the fault belongs to a typical 'hidden fault', so that line routing is required. The manual line patrol is mostly carried out in good weather, and when the conductor sag is excellent, the breakage of the spacer is difficult to discover by taking the sky or a mountain forest as the background.
The research and development of the intelligent spacer greatly facilitates the operation and maintenance of equipment, the state information of the spacer and the power transmission line can be acquired in real time, and the information is timely transmitted to maintenance personnel when the spacer breaks down, so that the power transmission line can meet the operation index of the power transmission line during operation.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an intelligent conductor spacer of high integration to solve current monitoring devices numerous and diverse, backstage data software and be non-uniform, can't carry out the problem that the totality was effectively judged to transmission line running state.
The technical scheme adopted by the utility model is that the intelligent spacer with high integration level comprises an intelligent spacer monitoring module and a monitoring center, wherein the intelligent spacer monitoring module comprises a sensor system, the sensor system is connected with a low-power-consumption microcontroller module, the low-power-consumption microcontroller module is connected with a communication module, and the communication module is connected with an expert software system; the sensor system and the low-power consumption microcontroller module are respectively connected with a power supply module, the power supply module is composed of an energy taking device, and the power supply device acquires electric energy by utilizing the electromagnetic induction principle to realize stable voltage output; the monitoring center comprises an expert software system, and an oracle database is selected as an expert software system database.
The utility model is also characterized in that,
the sensor system comprises an infrared temperature sensor, the infrared temperature sensor mainly comprises an infrared heat sensing probe, a signal conditioning circuit, a temperature compensation circuit and a filter circuit, infrared radiation energy emitted by an object is converged on the infrared heat sensing probe and converted into corresponding electric signals, and after the signals are collected, amplified, compensated and filtered by the signal conditioning circuit, the temperature compensation circuit and the filter circuit, a single-value function of the measured temperature and an output signal is established, so that temperature sensing is completed.
The sensor system comprises a radar and an ultrasonic ranging sensor, and the radar and the ultrasonic ranging sensor realize a ranging function by calculating and converting phase difference generated after the emission and reflection of modulated infrared light and depth information generated by the distance between measured target objects.
The sensor system comprises a waving sensor which mainly realizes the acquisition, processing and sending of acceleration data.
The sensor system comprises a capacitance sensor which distinguishes the approaching media by detecting the digital change values of the corresponding capacitances of different media.
The communication module has a positioning function and transmits the position information of the power transmission line to the monitoring center; the mobile communication network can be automatically switched according to the environment, and reliable remote transmission of fault information is realized.
The low-power consumption microcontroller module mainly comprises a data acquisition module and a data transmission module, wherein the data acquisition module is used for processing the acquired running state of the power transmission line in a wired transmission and wireless transmission communication mode and the data processing module is used for processing the monitoring data by algorithms such as FFT (fast Fourier transform), FIR (finite impulse response) and smooth filtering; the data transmission module adopts a low-power-consumption microcontroller to perform modeling processing on information acquired by the sensor, so that fault location and warning under extreme conditions are realized.
The power supply module is composed of an energy-taking mutual inductor and a power supply module, the energy-taking mutual inductor obtains electric energy from a power transmission lead and then inputs the electric energy into the power supply module, and the power supply module performs rectification and filtering processing on the electric energy and realizes isolation and voltage stabilization output.
The utility model has the advantages that: the utility model discloses an intelligent conductor spacer of high integration degree is integrated to the conductor spacer with online monitoring module, can not only be at the real-time accurate monitoring transmission line running state of monitor, can also reduce monitoring facilities's weight and volume to in the installation is maintained. The sensor system can realize real-time monitoring of wire temperature, waving, ice coating, breeze vibration and obstacle invasion; the power supply module is composed of the energy-taking mutual inductor and the storage battery, compared with the traditional mode, the charging speed is high, the cycle service life is long, and the power supply module is suitable for various harsh environments. The low-power-consumption microcontroller carries out modeling processing on the information acquired by the sensor so as to realize fault location and warning under extreme conditions. The communication module automatically switches the mobile communication network according to the environment to realize reliable remote transmission of fault information, and has a positioning function, so that the position information of the power transmission line can be conveniently transmitted to the monitoring center. And an expert software system arranged in the monitoring center, wherein Oracle database software with powerful management functions and excellent comprehensive performance is selected as the database. In conclusion, the intelligent spacer can realize on-line monitoring, diagnosis and early warning of the power transmission line, avoid faults by predicting the positions of fault points with possible faults, reduce labor force, reduce economic loss and ensure safe operation of the power transmission line.
Drawings
Fig. 1 is a schematic structural view of a highly integrated intelligent spacer of the present invention;
FIG. 2 is a schematic view of the monitoring module and the monitoring center of the present invention;
fig. 3 is a working principle diagram of the energy-taking device of the utility model.
In the figure, 1, a sensor system, 2, a power supply module, 3, a communication module, 4 and a low-power consumption microcontroller module.
Detailed Description
The utility model provides a high integration intelligent conductor spacer concrete mounted position schematic diagram is shown in figure 1, including intelligent conductor spacer monitoring module and surveillance center, intelligent conductor spacer monitoring module includes sensor system 1, and sensor system 1 is connected with low-power consumption microcontroller module 4, and low-power consumption microcontroller module 4 is connected with communication module 3, and communication module 3 connects expert's software system; the sensor system 1 and the low-power-consumption microcontroller module 4 are respectively connected with the power supply module 2, the power supply module 2 is composed of an energy taking device, electric energy is obtained by utilizing the electromagnetic induction principle, and a power supply device for stabilizing voltage output is realized; the monitoring center comprises an expert software system, and an oracle database is selected as an expert software system database.
The infrared temperature sensor is designed by taking the infrared radiation characteristic of an object as a theoretical basis; the infrared heat sensing probe mainly comprises an infrared heat sensing probe, a signal conditioning circuit, a temperature compensation circuit, a filter circuit and the like. The working mode is as follows: the infrared radiation energy emitted by an object is converged on the infrared heat sensing probe and converted into corresponding electric signals, and after the signals are collected, amplified, compensated and filtered by the signal conditioning circuit, the temperature compensation circuit and the filter circuit, the output signals of the sensor only change along with the temperature change, so that a single-value function of the measured temperature and the output signals is established, and the temperature sensing is completed.
The radar/ultrasonic ranging sensor is based on a time flight method, and a phase method is adopted to realize a ranging function. Specifically, the sensor emits modulated near infrared light, the modulated near infrared light is reflected after encountering an object, and the sensor converts the distance between the sensor and a measured target object by calculating the phase difference generated after the modulated infrared light is emitted and reflected so as to generate depth information.
The galloping sensor mainly realizes the acquisition, processing and sending of acceleration data. In the programming process, the synchronous sampling precision is very critical due to the problem of synchronous fitting of multiple sensors. After the conductor galloping sensor is electrified, a timing request command is sent to the conductor galloping monitoring device, the timing command comprises real-time, a collection time interval, a sampling point number, sampling frequency and the like, and after the timing is successful, the sensor and the communication module are closed, and low power consumption is achieved. The wire galloping sensors perform synchronous sampling according to a set sampling interval, in order to avoid data collision caused by simultaneous transmission of a plurality of sensors, a monitoring device is adopted to transmit in a time-sharing mode according to the ID numbers of the sensors, and the low-power-consumption mode is entered again after the processing is finished.
The capacitance sensor detects substances around the excitation electrode, when different media approach the excitation electrode, an electric field between the media and the electrode changes, and the approaching media can be distinguished by detecting digital change values of the corresponding capacitances of the different media. The capacitance induction type ice layer thickness detection method comprises the steps of firstly applying certain excitation to corresponding electrodes, and changing the surrounding electric field when an aqueous medium or an ice medium contacts a metal electrode, so that the ice thickness can be detected by measuring corresponding capacitance change digital quantity.
As shown in fig. 3, the power supply module 2 is composed of an energy obtaining device, which is a novel power supply device that obtains electric energy by using the principle of electromagnetic induction and realizes stable voltage output. The power transmission line has the characteristics of stable operation, high efficiency, reliability, simple and convenient installation, stable output voltage and the like, can continuously work under 3000A current, has the maximum output power of 300W, and can be installed on a power transmission line with any voltage level of 6KV-500 KV.
The device obtains electric energy from a transmission conductor through the energy-taking mutual inductor, then the electric energy is input into the energy-taking power supply module, and the energy-taking power supply module carries out rectification and filtering processing on the electric energy and realizes isolation and voltage stabilization output. The energy-taking power supply module comprises an electric regulation protection circuit, can regulate and limit electric energy input into the module in real time, absorbs instantaneous heavy current caused by special conditions such as lightning stroke and the like, and ensures that the module can still output stable voltage when the current of a power transmission conductor is unstable. The power supply management module is used for realizing power supply selection of the monitoring equipment and charging and discharging of the super capacitor battery, under the normal condition, the power supply module directly supplies power for the monitoring equipment, and when the current on a power transmission lead is insufficient or the load current is overlarge, the super capacitor battery can be used for normally supplying power for the monitoring device, so that the monitoring device is ensured to normally work. The DC-DC module is divided into a voltage boosting mode and a voltage reducing mode, and the mode is selected according to the condition of the monitoring device.
The communication module 3 automatically switches the mobile communication network according to the environment to realize reliable remote transmission of fault information, and the communication module has a positioning function and is convenient for transmitting the position information of the power transmission line to a monitoring center. And an encryption technology is adopted in the information transmission process, so that serious consequences caused by monitoring information leakage are avoided.
The low-power consumption microcontroller module 4 mainly comprises two parts of data acquisition and data transmission. The data acquisition part is used for processing the acquired running state of the power transmission line in a wired transmission and wireless transmission communication mode and monitoring data in a data processing module by algorithms such as FFT (fast Fourier transform), FIR (finite impulse response) and smooth filtering. The data transmission part uses a low-power-consumption microcontroller to perform modeling processing on information acquired by the sensor, so as to realize fault location and warning under extreme conditions.
The online monitoring two-dimensional digital management system selects Oracle database software which has powerful database management function and simultaneously has data recovery, parallel query, distributed partition view and various format conversion. VB6.0 is used as a development language, Oracle is used as a relational database, and Map Info is used as a platform, and the management system is operated based on-line monitoring data and the state of the power transmission line.
Claims (8)
1. The high-integration-level intelligent spacer is characterized by comprising an intelligent spacer monitoring module and a monitoring center, wherein the intelligent spacer monitoring module comprises a sensor system (1), the sensor system (1) is connected with a low-power-consumption microcontroller module (4), the low-power-consumption microcontroller module (4) is connected with a communication module (3), and the communication module (3) is connected with an expert software system; the sensor system (1) and the low-power-consumption microcontroller module (4) are respectively connected with the power supply module (2), the power supply module (2) is composed of an energy taking device, electric energy is obtained by utilizing the electromagnetic induction principle, and a power supply device for stabilizing voltage output is realized; the monitoring center comprises an expert software system, and the database of the expert software system selects an oracle database.
2. The high-integration intelligent spacer bar according to claim 1, wherein the sensor system (1) comprises an infrared temperature sensor, the infrared temperature sensor mainly comprises an infrared heat sensing probe, a signal conditioning circuit, a temperature compensation circuit and a filter circuit, infrared radiation energy emitted by an object is converged on the infrared heat sensing probe and converted into corresponding electric signals, and after the signals are collected, amplified, compensated and filtered by the signal conditioning circuit, the temperature compensation circuit and the filter circuit, a single-value function of the measured temperature and the output signals is established to complete temperature sensing.
3. The spacer of claim 1, wherein the sensor system (1) comprises a radar and ultrasonic distance measuring sensor, and the radar and ultrasonic distance measuring sensor realize distance measuring function by calculating depth information generated by converting phase difference generated after transmitting and reflecting modulated infrared light and distance between measured target objects.
4. A highly integrated intelligent spacer according to claim 1, wherein the sensor system (1) comprises a galloping sensor, which mainly enables the acquisition, processing and transmission of acceleration data.
5. A highly integrated intelligent spacer according to claim 1, wherein the sensor system (1) comprises a capacitive sensor which distinguishes between approaching media by detecting a digital change in the respective capacitance of the different media.
6. The high-integration intelligent spacing rod according to claim 1, wherein the communication module (3) has a positioning function and transmits the position information of the power transmission line to a monitoring center; the mobile communication network can be automatically switched according to the environment, and reliable remote transmission of fault information is realized.
7. The high-integration intelligent spacer bar according to claim 1, wherein the low-power-consumption microcontroller module (4) mainly comprises a data acquisition module and a data transmission module, wherein the data acquisition module is used for processing the acquired running state of the power transmission line in a wired transmission and wireless transmission communication mode and processing the monitoring data in a data processing module by algorithms such as FFT, FIR and smooth filtering; the data transmission module adopts a low-power-consumption microcontroller to perform modeling processing on information acquired by the sensor, so that fault location and warning under extreme conditions are realized.
8. The high-integration intelligent spacing rod as claimed in claim 1, wherein the power supply module (2) is composed of an energy-taking mutual inductor and a power supply module, the energy-taking mutual inductor obtains electric energy from a power transmission wire and then inputs the electric energy into the power supply module, and the power supply module performs rectification and filtering processing on the electric energy and realizes isolated voltage-stabilized output.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922180246.2U CN211552906U (en) | 2019-12-06 | 2019-12-06 | Intelligent conductor spacer of high integration |
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| CN201922180246.2U CN211552906U (en) | 2019-12-06 | 2019-12-06 | Intelligent conductor spacer of high integration |
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| CN211552906U true CN211552906U (en) | 2020-09-22 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115912229A (en) * | 2022-11-10 | 2023-04-04 | 华北电力科学研究院有限责任公司 | Line galloping inhibition method, device and system |
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2019
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115912229A (en) * | 2022-11-10 | 2023-04-04 | 华北电力科学研究院有限责任公司 | Line galloping inhibition method, device and system |
| CN115912229B (en) * | 2022-11-10 | 2024-06-25 | 华北电力科学研究院有限责任公司 | Line galloping suppression method, device and system |
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