CN109884963A - A kind of coated by ice of overhead power transmission line monitoring system - Google Patents
A kind of coated by ice of overhead power transmission line monitoring system Download PDFInfo
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- CN109884963A CN109884963A CN201910304631.5A CN201910304631A CN109884963A CN 109884963 A CN109884963 A CN 109884963A CN 201910304631 A CN201910304631 A CN 201910304631A CN 109884963 A CN109884963 A CN 109884963A
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Abstract
The present invention relates to a kind of coated by ice of overhead power transmission line to monitor system, is mainly made of data acquisition module, central processing unit, wireless transport module, power module and Internet of Things monitoring center.The data acquisition, the transmission of wireless module signal and stablizing for power module that central processing unit mainly controls acquisition module switch；Power module is data acquisition module, central processing unit and wireless transport module provide stable power supply；Collected data are sent to Internet of Things monitoring center by wireless transport module.System takes more high-precision sensors to acquire the environmental aspect of transmission line of electricity in real time, and by the low-power consumption STM32 single-chip microprocessor MCU of strong interference immunity, data are carried out with safe and reliable processing；Using two kinds of low-power consumption wan technology LoRa Radio Transmission Technologys and NB-IoT Radio Transmission Technology, safe and reliable guarantee is provided for the transmission of data；Using OneNet Internet of Things cloud platform, intelligent software monitoring system is built, real time on-line monitoring is carried out to overhead transmission line information.
Description
Technical field
Field of overhead transmission line monitoring of the present invention, specifically a kind of overhead transmission line transmission line icing monitoring device.
Background technique
Overhead transmission line is the important component of power transmission system, and with electric system fast development, high pressure surpasses
High pressure and extra-high voltage long distance transmission line of electricity are increasing, and overhead transmission line failure is increasing to effect on power system.China
Energy integrated distribution is in west area, with practicable, more and more overhead transmission lines of the development strategy of national " transferring electricity from the west to the east "
It is distributed in extensive geographic area, the region that transmission of electricity corridor is passed through is with a varied topography, bad environments, the safety and stability of electric system
Operation is also by stern challenge.In recent years, many southern areas in China are repeatedly because transmission line icing leads to a wide range of power outages accident,
National economy life be greatly affected, caused by economic loss it is huge.
At present overhead transmission line monitoring device using single and power consumption big, fluctuation of service wireless network, it is difficult to
Ensure the reliability of monitoring system.This system uses unlicensed spectrum LoRa net in the place that authorization network signal does not cover
Network is used in combination authorization narrow spectrum band Internet of Things (Narrow Band Internet of Things, NB-IoT) and improves signal
The reliability of transmission, both wireless network low-power consumption wan technologies (Low-Power Wide-Area Network,
LPWAN Typical Representative) has the characteristics that wide coverage, low in energy consumption and at low cost, is highly suitable in transmission line of electricity monitoring
Using.
Summary of the invention
The object of the present invention is to provide a kind of coated by ice of overhead power transmission line of high reliablity to supervise system；The system utilizes advanced
Low-consumption wireless sensing module and high-precision sensor can solve lasting and safe and reliable in harsh environment currently on the market
Overhead transmission line monitoring problem.
The present invention realizes that goal of the invention adopts the following technical scheme that
A kind of coated by ice of overhead power transmission line prison system, mainly by data acquisition module, central processing unit, wireless transmission mould
Block, power module and Internet of Things monitoring center composition.Wherein central processing unit mainly control data acquisition module acquisition,
The handoff-security of the transmission of wireless transport module signal and power module；Power module is mainly data acquisition module, centre
Reason unit and wireless transport module provide stable power supply；Collected data are sent to Internet of Things by wireless transport module
Net monitoring center；
Data acquisition module of the present invention is characterized in that: mainly including tension sensor, inclination sensor, cable temperature
Spend sensor and micro weather station；Wherein cable temperature sensor uses the digital integrated form temperature sensor DS18B20 of contact；
It include environment humidity sensor, wind direction and wind velocity sensor, baroceptor in micro weather station；
Central processing unit of the present invention is characterized in that: system operates mainly in the rugged environments such as field high altitude
Under, thus the main control chip selected should have the characteristics that analog quantity processing, strong antijamming capability, low power consumpting controling circuit, system
Using STM32F103C8T6 single-chip microcontroller as main control chip, main function, which controls, to be coordinated between each circuit in periphery, is reliable, efficiently
Normal work；Peripheral clock, reset circuit and STM32F103C8T6 chip constitute the minimum system of single-chip microcontroller；
Wireless transport module of the present invention is characterized in that: including two kinds of Low-power Technologies, LoRa wireless transport module
With NB-IoT wireless transport module, multiple LoRa modules can be autonomously formed LoRa communication network, cover not in NB-IoT signal
The place arrived can be carried out data transmission by signal multi-hop mode.
Power module of the present invention is characterized in that: using solar battery and Combined storage battery power supply power supply, electric power storage
Pond can be used as backup power source, the use when encountering continuous rainy weather or solar powered deficiency.
Internet of Things monitoring center of the present invention is characterized in that: system uses OneNet platform of internet of things, and the platform is suitable
For various protocols type and various network environments.It can be realized the type for increasing API and application template simultaneously, support a variety of intelligence
The exploitation of energy hardware, provides big data service and quickly accesses various kinds of sensors and Intelligent hardware service, accomplish internet of things field
The PaaS grades of purposes such as middle equipment connection, protocol adaptation, data confidentiality, big data analysis are in a powerful data storage
The heart.
Compared with prior art, the present invention its advantages are embodied in: system acquires overhead power transmission using multiple sensors
The icing situation of route, by the low-power microprocessor (MCU) of strong interference immunity, using STM32F103C8T6 single-chip microcontroller pair
Data carry out safe and reliable processing；System using two kinds of low-power consumption wan technology LoRa Radio Transmission Technologys and NB-IoT without
Line transmission technology provides safe and reliable guarantee for the transmission of data；Using OneNet Internet of Things cloud platform, build intelligent soft
Part monitoring system carries out real time on-line monitoring to overhead transmission line information.
Detailed description of the invention
Fig. 1 is the structure chart of coated by ice of overhead power transmission line monitoring system provided in an embodiment of the present invention.
Fig. 2 is the scheme of installation of coated by ice of overhead power transmission line monitoring system provided in an embodiment of the present invention.
Fig. 3 is coated by ice of overhead power transmission line monitoring system monitoring centre junction composition provided in an embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all other
Embodiment shall fall within the protection scope of the present invention.
As shown in Figure 1, a kind of coated by ice of overhead power transmission line monitoring system include tension sensor in the cable of collection terminal,
Inclination (angle) sensor and cable temperature sensor and micro weather station mainly monitor the environmental aspect of transmission line of electricity, wherein
Including Temperature Humidity Sensor, baroceptor and wind direction and wind velocity sensor, physical message is acquired in real time；It will be collected
After data are transmitted to MCU progress data processing by signal wire, it will be believed by LoRa or NB-IoT valid wireless transmission module
Number it is transmitted to Internet of Things monitoring center；Entire data sampling and processing, transmitting-receiving process are all powered by power-supply system, wherein power supply system
System includes that solar battery and battery are used in combination.
As shown in Fig. 2, in figure: 1 conducting wire, 2 steel towers, 3 insulators, 4 central processing unit, 5 wireless transport modules, 6 sun
It can plate, 7 power-supply systems, 8 micro weather stations, 9 tension sensors, 10 inclination (angle) sensors, 11 cable temperature sensors, 12 pairs
Twist shielded signal line.Sealing inclination (angle) sensor and temperature sensor attachment are fixed on cable, since icing gravity causes
Cable tilt can measure its tilt angle, and the temperature sensor being attached on cable can directly measure cable temperature.It tilts at (angle)
Sensor regulates when placing in horizontal plane, and when placement should be noted that the plane of reference is horizontal positioned.Tension sensor be installed on steel tower and
Between insulator, gravity increases after removing ice from cable, increases pulling force between insulator and steel tower, therefore whether can determine whether out cable
Icing；Installation notes: when forbidding installation, fixing bolt loaded less, sensor vertical is placed, prevents unbalance loading or discontinuity,
Damage sensor.Central processing unit and system power supply control module are placed using closed iron case and battery, upper box part are adopted
The steady fixed placement solar panels in the preferable position of luminous point.Wind speed wind direction sensor, Temperature Humidity Sensor and baroceptor composition
Micro weather station be installed on steel tower upper end, select relatively stable position to be installed, icing sign can be judged whether there is in advance.
Wherein wind direction and wind velocity sensor is placed in the top fastening of meteorological case, and baroceptor and Temperature Humidity Sensor are placed in weather station
It is internal.Monitoring device is designed using fire-retardant, explosion-proof, anti-corrosion, moisture-proof etc.；The protective performance of shell meets IP65 as defined in GB4208
Grade requires, and should use stainless steel material as far as possible；Power supply and signal socket should use waterproof aviation plug, should have anti-error plug
Meter.
As shown in figure 3, Internet of Things monitoring center mainly includes data management and human-computer interaction interface two parts composition.Data
Administrative unit is mainly that data storage, inquiry, deletion, upload etc. are completed in the database of cloud platform.Human-computer interaction interface is
The OneNet Internet of Things open platform that Zhong Yi company provides, customized monitoring interface, shows transmission line of electricity under certain conditions
Real-time status and early warning is positioned to the overhead transmission line of number.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (6)
1. a kind of coated by ice of overhead power transmission line monitors system, it is characterised in that: mainly by data acquisition module, central processing list
Member, wireless transport module, power module and Internet of Things monitoring center composition.Wherein central processing unit mainly controls data and adopts
The acquisition, the transmission of wireless transport module signal and stablizing for power module for collecting module switch；Power module is mainly that data are adopted
Collection module, central processing unit and wireless transport module provide stable power supply；Collected data are passed through into wireless transmission
Module is sent to Internet of Things monitoring center.
2. the data acquisition module in a kind of coated by ice of overhead power transmission line monitoring system according to claim 1, feature
It is: mainly includes tension sensor, inclination sensor, cable temperature sensor and micro weather station；Wherein cable temperature
Sensor uses the digital integrated form temperature sensor DS18B20 of contact；It include environment humidity sensor, wind in micro weather station
To air velocity transducer, baroceptor.
3. the central processing unit in a kind of coated by ice of overhead power transmission line monitoring system according to claim 1, feature
Be: system operates mainly under the rugged environments such as field high altitude, thus select main control chip should have analog quantity processing,
The features such as strong antijamming capability, low power consumpting controling circuit, system is using STM32F103C8T6 single-chip microcontroller as main control chip, master
It acts on and coordinates between each circuit in control periphery, is reliable, efficiently working normally；Peripheral clock, reset circuit and
STM32F103C8T6 chip constitutes the minimum system of single-chip microcontroller.
4. the wireless transport module in a kind of coated by ice of overhead power transmission line monitoring system according to claim 1, feature
Be: including two kinds of Low-power Technologies, LoRa wireless transport module and NB-IoT wireless transport module, multiple LoRa modules can be with
It is autonomously formed LoRa communication network, in the place that NB-IoT signal does not cover, data can be carried out by signal multi-hop mode
Transmission.
5. the power module in a kind of coated by ice of overhead power transmission line monitoring system according to claim 1, it is characterised in that:
Using solar battery and Combined storage battery power supply power supply, battery can be used as backup power source, when encounter continuous rainy weather or
It is used when solar powered insufficient.
6. the Internet of Things monitoring center in a kind of coated by ice of overhead power transmission line monitoring system according to claim 1, special
Sign is: system uses OneNet platform of internet of things, which is suitable for various protocols type and various network environments.Energy simultaneously
It is enough to realize the type for increasing API and application template, it supports the exploitation of a variety of Intelligent hardwares, big data service is provided and is quickly accessed
Equipment connection in internet of things field, protocol adaptation, data confidentiality, big data point are accomplished in various kinds of sensors and Intelligent hardware service
The PaaS grades of purposes such as analysis, are a powerful data storage centers.
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| CN201910304631.5A CN109884963A (en) | 2019-04-16 | 2019-04-16 | A kind of coated by ice of overhead power transmission line monitoring system |
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| CN201910304631.5A CN109884963A (en) | 2019-04-16 | 2019-04-16 | A kind of coated by ice of overhead power transmission line monitoring system |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110233444A (en) * | 2019-06-26 | 2019-09-13 | 上海电力学院 | A kind of early warning of trolley wire cloud and intelligent cleaning system |
| CN110266796A (en) * | 2019-06-20 | 2019-09-20 | 安徽理工大学 | A kind of spinning and weaving workshop monitoring system based on LPWAN |
| CN111337375A (en) * | 2020-03-20 | 2020-06-26 | 国网陕西省电力公司宝鸡供电公司 | Remote monitoring system for icing of power transmission line |
| CN111486896A (en) * | 2020-04-20 | 2020-08-04 | 南京环电科技有限公司 | High tension transmission line icing state monitoring devices |
| WO2020253417A1 (en) * | 2019-06-18 | 2020-12-24 | 国网电力科学研究院武汉南瑞有限责任公司 | Lorawan-based electric transmission line monitoring device and system |
| CN114189827A (en) * | 2022-01-10 | 2022-03-15 | 安徽理工大学 | NB-IoT-based low-power-consumption power transmission line microclimate monitoring system |
| CN116183831A (en) * | 2023-02-24 | 2023-05-30 | 安徽农业大学 | Internet of things system for monitoring greenhouse gas in paddy field |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110266796A (en) * | 2019-06-20 | 2019-09-20 | 安徽理工大学 | A kind of spinning and weaving workshop monitoring system based on LPWAN |
| CN110233444A (en) * | 2019-06-26 | 2019-09-13 | 上海电力学院 | A kind of early warning of trolley wire cloud and intelligent cleaning system |
| CN111337375A (en) * | 2020-03-20 | 2020-06-26 | 国网陕西省电力公司宝鸡供电公司 | Remote monitoring system for icing of power transmission line |
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| CN114189827A (en) * | 2022-01-10 | 2022-03-15 | 安徽理工大学 | NB-IoT-based low-power-consumption power transmission line microclimate monitoring system |
| CN116183831A (en) * | 2023-02-24 | 2023-05-30 | 安徽农业大学 | Internet of things system for monitoring greenhouse gas in paddy field |
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Application publication date: 20190614 |