CN108548567A - A kind of transmission line online monitoring system with temperature monitoring - Google Patents

A kind of transmission line online monitoring system with temperature monitoring Download PDF

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Publication number
CN108548567A
CN108548567A CN201810770250.1A CN201810770250A CN108548567A CN 108548567 A CN108548567 A CN 108548567A CN 201810770250 A CN201810770250 A CN 201810770250A CN 108548567 A CN108548567 A CN 108548567A
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temperature
transmission line
terminal processor
data acquisition
monitoring
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黄耀升
余占清
牟亚
梁海蓬
王晓蕊
甄志明
温带银
曾嵘
耿屹楠
庄池杰
胡军
何金良
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Tsinghua University
Jiangmen Power Supply Bureau of Guangdong Power Grid Co Ltd
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Tsinghua University
Jiangmen Power Supply Bureau of Guangdong Power Grid Co Ltd
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01DMEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D21/00Measuring or testing not otherwise provided for
    • G01D21/02Measuring two or more variables by means not covered by a single other subclass
    • GPHYSICS
    • G08SIGNALLING
    • G08CTRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C17/00Arrangements for transmitting signals characterised by the use of a wireless electrical link
    • G08C17/02Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Remote Monitoring And Control Of Power-Distribution Networks (AREA)

Abstract

本发明公开了一种具有温度监测的输电线路在线监测系统,包括数据监测装置、数据采集装置、无线通讯装置、终端处理器,所述数据监测装置与数据采集装置相连接,所述数据采集装置能够将数据传输至所述终端处理器;所述终端处理器能够在实时接收的导电线温度数字量信号出现突变量时进行故障预警,和/或若输电线路出现故障时,所述终端处理器能够依据暂态数字量信号对输电线路进行事故分析。该系统对输电线路温度和输电杆塔周围的环境进行实时监测以进行事故预警,且其暂态信号可以用于事故分析,从而可有效地避免现场事故的恶化,以及为输电线路的状态检修工作提供必要的参考。

The invention discloses an online monitoring system for transmission lines with temperature monitoring, comprising a data monitoring device, a data acquisition device, a wireless communication device, and a terminal processor. The data monitoring device is connected with the data acquisition device, and the data acquisition device The data can be transmitted to the terminal processor; the terminal processor can perform a fault warning when there is a sudden change in the digital signal of the conductive wire temperature received in real time, and/or if the power transmission line fails, the terminal processor can It can analyze the fault of the transmission line according to the transient digital signal. The system monitors the temperature of the transmission line and the environment around the transmission tower in real time for accident warning, and its transient signal can be used for accident analysis, which can effectively avoid the deterioration of the on-site accident and provide a basis for the condition-based maintenance of the transmission line. Necessary reference.

Description

一种具有温度监测的输电线路在线监测系统An Online Monitoring System for Transmission Lines with Temperature Monitoring

技术领域technical field

本发明涉及供电技术领域,特别是涉及一种具有温度监测的输电线路在线监测系统。The invention relates to the technical field of power supply, in particular to an online monitoring system for transmission lines with temperature monitoring.

背景技术Background technique

近年来智能电网浪潮席卷全球,已成为当前低碳、高效经济时代全球能源发展和变革的重大研究课题,也是世界各国能源工业可持续发展的重大战略举措之一。随着智能电网的发展,未来10-20年间,我国电网的各个环节都将处于重大变革之中。传感器技术是实现智能电网监测、控制、分析和决策的基础,也是智能电网发展的关键。In recent years, the wave of smart grid has swept the world, and it has become a major research topic for global energy development and transformation in the current low-carbon and high-efficiency economy era, and it is also one of the major strategic measures for the sustainable development of energy industries in various countries around the world. With the development of smart grid, in the next 10-20 years, all aspects of my country's power grid will be undergoing major changes. Sensor technology is the basis for the realization of smart grid monitoring, control, analysis and decision-making, and is also the key to the development of smart grid.

发明内容Contents of the invention

有鉴于此,本发明的目的在于提供一种具有温度监测的输电线路在线监测系统,目的在于对输电线路和输电杆塔进行在线监测,主要监测输电杆塔周围的环境和导电线的温度,其暂态信号可以用于事故分析,避免事故的恶化,以及为输电线路的状态检修工作提供必要的参考。In view of this, the purpose of the present invention is to provide a transmission line online monitoring system with temperature monitoring, the purpose is to carry out on-line monitoring of transmission lines and transmission towers, mainly to monitor the environment around the transmission towers and the temperature of the conductive wire, its transient state The signal can be used for accident analysis, to avoid the deterioration of the accident, and to provide the necessary reference for the condition maintenance work of the transmission line.

本发明提供一种具有温度监测的输电线路在线监测系统,采用以下技术方案:一种具有温度监测的输电线路在线监测系统,包括数据监测装置、数据采集装置、无线通讯装置、终端处理器,所述数据监测装置与数据采集装置相连接,所述数据采集装置通过所述无线通讯装置与所述终端处理器相连接,The present invention provides an online monitoring system for transmission lines with temperature monitoring, which adopts the following technical solutions: an online monitoring system for transmission lines with temperature monitoring, including a data monitoring device, a data acquisition device, a wireless communication device, and a terminal processor. The data monitoring device is connected with the data acquisition device, and the data acquisition device is connected with the terminal processor through the wireless communication device,

所述数据监测装置包括温度传感器和微气象传感器,其中,The data monitoring device includes a temperature sensor and a micro-meteorological sensor, wherein,

所述温度传感器用于监测导电线的温度;The temperature sensor is used to monitor the temperature of the conductive wire;

所述微气象传感器用于监测输电杆塔或输电线路附近的风向、风速、环境温度、湿度、压强;The micro-meteorological sensor is used to monitor wind direction, wind speed, ambient temperature, humidity, and pressure near transmission towers or transmission lines;

所述数据采集装置能够将数据监测装置监测到的温度强度、风向、风速、环境温度、湿度以及压强的模拟量信号转化为数字量信号,并传输至所述终端处理器;The data acquisition device can convert the analog signals of temperature intensity, wind direction, wind speed, ambient temperature, humidity and pressure monitored by the data monitoring device into digital signals, and transmit them to the terminal processor;

所述终端处理器能够在实时接收的导电线的温度数字量信号出现突变量时进行故障预警,和/或若输电线路出现故障时,所述终端处理器能够依据暂态数字量信号对输电线路进行事故分析。The terminal processor can perform a fault warning when there is a sudden change in the temperature digital signal of the conductive wire received in real time, and/or if the transmission line fails, the terminal processor can monitor the transmission line according to the transient digital signal. Conduct accident analysis.

进一步,还包括报警装置,报警装置包括蜂鸣器与报警指示灯,所述报警装置与终端处理器相连接。Further, an alarm device is also included, the alarm device includes a buzzer and an alarm indicator light, and the alarm device is connected to the terminal processor.

进一步,还包括供能系统,所述供能系统包括太阳能板、蓄电池、风力发电设备以及电压转换模块,其中,Further, it also includes an energy supply system, the energy supply system includes solar panels, storage batteries, wind power generation equipment and voltage conversion modules, wherein,

所述太阳能板与蓄电池连接,所述太阳能电池板、蓄电池以及风力发电设备分别与电压转换模块连接。The solar panel is connected to the storage battery, and the solar panel, storage battery and wind power generation equipment are respectively connected to the voltage conversion module.

进一步,所述供能系统通过电压转换模块分别与温度传感器、微气象传感器、数据采集装置以及无线通讯装置连接,以给温度传感器、微气象传感器、数据采集装置以及无线通讯装置提供电能。Further, the energy supply system is respectively connected with the temperature sensor, the micro-meteorological sensor, the data acquisition device and the wireless communication device through the voltage conversion module, so as to provide electric energy for the temperature sensor, the micro-meteorological sensor, the data acquisition device and the wireless communication device.

进一步,所述无线通讯装置为3G、4G、GPRS、Zigbee、北斗通信模块中的任一或组合。Further, the wireless communication device is any one or a combination of 3G, 4G, GPRS, Zigbee, and Beidou communication modules.

本发明提供的具有温度监测的输电线路在线监测系统,输电线路上设置有多个温度传感器监测电力在输送过程产生温度的大小,当温度超出终端处理器的设定阈值后,终端处理器进行故障预警,也可在输电线路出现故障后,终端处理器通过温度反推输电线路的运行状态,或进一步的结合现场的环境因素进行分析,以找出故障原因,从而该在线监测系统有效的提高了输电线路安全经济运行的管理水平,并为输电线路的状态检修工作提供必要的参考。The on-line monitoring system of the transmission line with temperature monitoring provided by the present invention is equipped with a plurality of temperature sensors on the transmission line to monitor the temperature generated during the power transmission process. When the temperature exceeds the set threshold value of the terminal processor, the terminal processor will fail Early warning, after the failure of the transmission line, the terminal processor can reverse the operation status of the transmission line through the temperature, or further analyze the environmental factors on site to find out the cause of the failure, so that the online monitoring system effectively improves The management level of the safe and economical operation of transmission lines, and provide the necessary reference for the condition-based maintenance of transmission lines.

附图说明Description of drawings

通过以下参照附图对本发明实施例的描述,本发明的上述以及其它目的、特征和优点将更为清楚,在附图中:Through the following description of the embodiments of the present invention with reference to the accompanying drawings, the above and other objects, features and advantages of the present invention will be more clear, in the accompanying drawings:

图1是本发明实施例中一种具有温度监测的输电线路在线监测系统示意图;Fig. 1 is a kind of schematic diagram of the transmission line online monitoring system with temperature monitoring in the embodiment of the present invention;

图2是本发明实施例中一种具有温度监测的输电线路在线监测系统结构布置示意图;2 is a schematic diagram of the structural layout of an online monitoring system for transmission lines with temperature monitoring in an embodiment of the present invention;

图3是本发明实施例中终端处理器以温度为例的故障预警流程示意图;Fig. 3 is a schematic diagram of a fault early warning flow chart of a terminal processor taking temperature as an example in an embodiment of the present invention;

图4是本发明实施例中终端处理器事故分析流程示意图。FIG. 4 is a schematic diagram of a terminal processor accident analysis process in an embodiment of the present invention.

图中:1-6、温度传感器;7、输电杆塔;8、输电线路;9、避雷线;10、承载板;11、塔顶。In the figure: 1-6, temperature sensor; 7, transmission tower; 8, transmission line; 9, lightning protection line; 10, bearing plate; 11, tower top.

具体实施方式Detailed ways

为使本发明实施例的目的、技术方案和优点更加清楚,下面将结合本发明实施例中的附图,对本发明实施例中的技术方案进行清楚、完整地说明,显然,所描述的实施例是本发明一部分实施例,而不是全部的实施例。基于本发明中的实施例,本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例,都属于本发明保护的范围。In order to make the purpose, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments It is a part of embodiments of the present invention, but not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

如图1所示,本发明实施例中介绍了一种具有温度监测的输电线路在线监测系统,包括数据监测装置、数据采集装置、无线通讯装置、终端处理器、供能系统、报警装置;其中所述数据监测装置与数据采集装置通过电缆或光纤连接,所述数据采集装置通过所述无线通讯装置与所述终端处理器相连接,所述供能系统分别连接数据监测装置、数据采集装置以及无线通讯装置,以给数据监测装置、数据采集装置以及无线通讯装置提供电能,所述终端处理器连接报警装置,以响应故障预警。As shown in Figure 1, an online monitoring system for transmission lines with temperature monitoring is introduced in the embodiment of the present invention, including a data monitoring device, a data acquisition device, a wireless communication device, a terminal processor, an energy supply system, and an alarm device; The data monitoring device is connected to the data acquisition device through a cable or an optical fiber, the data acquisition device is connected to the terminal processor through the wireless communication device, and the energy supply system is connected to the data monitoring device, the data acquisition device and the The wireless communication device is used to provide electric energy for the data monitoring device, the data acquisition device and the wireless communication device, and the terminal processor is connected to the alarm device to respond to the fault warning.

本实施例中,所述数据监测装置包括温度传感器与微气象传感器,其中,所述温度传感器间隔布置于输电线路的表面,且输电线路上的每个导电线上至少设置有一个温度传感器,用于监测每个导电线温度;优选的,所述温度传感器也可设在输电线路的临近空间。In this embodiment, the data monitoring device includes a temperature sensor and a micro-meteorological sensor, wherein the temperature sensors are arranged at intervals on the surface of the power transmission line, and at least one temperature sensor is arranged on each conductive line on the power transmission line. It is used to monitor the temperature of each conductive wire; preferably, the temperature sensor can also be arranged in the adjacent space of the power transmission line.

所述微气象传感器有两个,其中一个设置在输电杆塔的塔顶,用于监测风向、风速,另一个设置在靠近塔底的承载板上,用于监测环境温度、湿度、压强。优选的,所述微气象传感器包括:风向微气象传感器、风速微气象传感器、温度微气象传感器、湿度微气象传感器以及压强微气象传感器。所述终端处理器能够通过输电线路的温度分布和温度随时间的变化,同时参考环境温度,来判断输电线路的运行状态。There are two micro-meteorological sensors, one of which is set on the top of the transmission tower to monitor wind direction and wind speed, and the other is set on the load plate near the bottom of the tower to monitor ambient temperature, humidity and pressure. Preferably, the micro-meteorological sensor includes: a wind direction micro-meteorological sensor, a wind speed micro-meteorological sensor, a temperature micro-meteorological sensor, a humidity micro-meteorological sensor and a pressure micro-meteorological sensor. The terminal processor can judge the operation state of the transmission line through the temperature distribution of the transmission line and the change of temperature with time, while referring to the ambient temperature.

如图2所示,本发明以输电线路为交流电路为例进行示例性说明,但并不限于交流线路,直流线路等均可适用于本发明。As shown in FIG. 2 , the present invention is illustrated by taking the transmission line as an AC circuit as an example, but it is not limited to the AC line, and the DC line can be applicable to the present invention.

本发明实施例中提供了一种具有温度监测的输电线路在线监测系统,包括输电杆塔7与输电线路8,架设在两个输电杆塔之间的输电线路上间隔布置有温度传感器1-6,每3个分为一组,其中一组设置在位于两个输电杆塔中间位置的A、B、C三相导电线上,另一组设置在靠近输电杆塔的A、B、C三相导电线上。优选的,如果输电线路为直流线路,则温度传感器设置在正、负极导电线上。An embodiment of the present invention provides a transmission line online monitoring system with temperature monitoring, including a transmission tower 7 and a transmission line 8, and temperature sensors 1-6 are arranged at intervals on the transmission line between the two transmission towers. The three are divided into one group, one group is set on the A, B, C three-phase conductive lines located in the middle of the two transmission towers, and the other group is set on the A, B, C three-phase conductive lines near the transmission towers . Preferably, if the power transmission line is a direct current line, the temperature sensor is arranged on the positive and negative conductive lines.

本实施例中,每个温度传感器只测量、输出所在导电线的温度信息,各相导电线均设置有至少一个温度传感器,从而实现在各相导线不同位置的温度测量,终端处理器可以准备的获取各相导线的温度信息,以输电线路由于温度变化出现故障的情况为例,由于故障可能发生在一根导线或两根导线或三根导线,从而不同的故障,三相导线的温度状态不一样,在线监测系统可根据输电线路上各个温度传感器监测的温度数字量信号准确的分析出故障位置或可能出现的故障情况等,从而实现故障预警。In this embodiment, each temperature sensor only measures and outputs the temperature information of the conductive wire where it is located, and each phase conductive wire is provided with at least one temperature sensor, so as to realize temperature measurement at different positions of each phase wire, and the terminal processor can prepare Obtain the temperature information of each phase wire, taking the case of a fault in a transmission line due to temperature changes as an example, because the fault may occur in one wire or two wires or three wires, so different faults, the temperature state of the three-phase wires are different , The online monitoring system can accurately analyze the fault location or possible fault conditions according to the temperature digital signal monitored by each temperature sensor on the transmission line, so as to realize fault early warning.

本实施例中,所述输电杆塔7的塔顶11设置有用于监测塔顶风向、风速的微气象传感器;所述输电杆塔1的承载板5上还设置有用于监测输电杆塔靠近塔底周围的环境温度、湿度以及压强的微气象传感器。输电线路附近的环境也是影响输电线路温度变化的因素之一,因而终端处理器可根据接收到的环境信息,分析得出输电线路周围的环境因素对输电线路运行状态的影响,从而一方面即可做到故障预警,另一方面也是对输电线路后期的检修或设计、建设做相应的指导。本实施例中,所述承载板5上还设置有数据采集装置、无线通讯装置、供能系统,其中,数据采集装置用于采集温度传感器监测的温度模拟量信号以及微气象传感器监测的气象模拟量信号;无线通讯装置,用于数据采集装置与终端处理器之间进行无线通讯,供能系统,用于向温度传感器、微气象传感器、数据采集装置、无线通讯装置提供电能。In this embodiment, the tower top 11 of the transmission tower 7 is provided with a micrometeorological sensor for monitoring the wind direction and wind speed at the top of the tower; Micrometeorological sensors for ambient temperature, humidity and pressure. The environment near the transmission line is also one of the factors that affect the temperature change of the transmission line, so the terminal processor can analyze the influence of the environmental factors around the transmission line on the operation status of the transmission line according to the received environmental information, so that on the one hand, it can To achieve fault warning, on the other hand, it is also to provide corresponding guidance for the maintenance or design and construction of transmission lines in the later stage. In this embodiment, a data acquisition device, a wireless communication device, and an energy supply system are also arranged on the bearing plate 5, wherein the data acquisition device is used to collect temperature analog signals monitored by temperature sensors and meteorological simulations monitored by micro-meteorological sensors. Quantity signal; wireless communication device, used for wireless communication between data acquisition device and terminal processor, energy supply system, used to provide electric energy to temperature sensor, micro-meteorological sensor, data acquisition device, wireless communication device.

本实施例中,温度传感器、微气象传感器分别通过电缆或光纤与数据采集装置连接,数据采集装置通过所述无线通讯装置与终端处理器相连接。In this embodiment, the temperature sensor and the micro-meteorological sensor are respectively connected to the data acquisition device through cables or optical fibers, and the data acquisition device is connected to the terminal processor through the wireless communication device.

本实施例中,所述无线通讯装置为3G、4G、GPRS、Zigbee、北斗通信模块中的任一或组合,但并非仅仅限于上述所述的通信模块,其他通讯模块均可适用于本发明。优选的,无线通讯装置同时包含3G、4G、GPRS、Zigbee和北斗通信模块。在传统的公网通讯模块中,添加了北斗通信模块,可有效的避免公网通讯故障影响信息传输的情况发生,提高了在线监测系统的可靠性。In this embodiment, the wireless communication device is any one or a combination of 3G, 4G, GPRS, Zigbee, and Beidou communication modules, but it is not limited to the above-mentioned communication modules, and other communication modules are applicable to the present invention. Preferably, the wireless communication device simultaneously includes 3G, 4G, GPRS, Zigbee and Beidou communication modules. In the traditional public network communication module, the Beidou communication module is added, which can effectively avoid the situation that the public network communication failure affects the information transmission, and improves the reliability of the online monitoring system.

本实施例中,所述供能系统包括太阳能板、蓄电池、风力发电设备以及电压转换模块,所述太阳能板、蓄电池、风力发电设备分别与电压转换模块连接,所述太阳能板还与蓄电池连接,以储存电能。白天,利用太阳能板对在线监测系统进行供电,同时太阳能板对蓄电池充电,夜晚,利用蓄电池与风力发电对在线监测系统供电,保证了在线监测系统的正常运行。In this embodiment, the energy supply system includes a solar panel, a storage battery, a wind power generation device, and a voltage conversion module, and the solar panel, the storage battery, and the wind power generation device are respectively connected to the voltage conversion module, and the solar panel is also connected to the storage battery. to store electrical energy. During the day, the solar panel is used to supply power to the online monitoring system, and at the same time the solar panel is used to charge the battery. At night, the battery and wind power are used to supply power to the online monitoring system, ensuring the normal operation of the online monitoring system.

本实施例中,所述供能系统通过电压转换模块分别与温度传感器、微气象传感器、数据采集装置以及无线通讯装置连接。In this embodiment, the energy supply system is respectively connected with the temperature sensor, the micro-meteorological sensor, the data acquisition device and the wireless communication device through the voltage conversion module.

本实施例中,两个输电杆塔之间设置有避雷线9,用于防止雷击输电设备而出现输电线路过电压的情况发生,也进一步避免了雷击导致输电线路温度变化过大。In this embodiment, a lightning protection line 9 is provided between the two transmission towers to prevent the overvoltage of the transmission line caused by lightning strikes on the transmission equipment, and further avoid excessive temperature changes of the transmission line caused by lightning strikes.

本实施例中,所述终端处理器也可分析输电线路的温度是否发生突变量,以导电线的温度为例,若导电线的温度出现突变量,则终端处理器进行故障预警。优选的,本申请中所述突变量为设定阈值,若导电线的温度超过设定阈值,则终端处理器进行故障预警。In this embodiment, the terminal processor can also analyze whether there is a sudden change in the temperature of the transmission line. Taking the temperature of the conductive line as an example, if the temperature of the conductive line has a sudden change, the terminal processor will perform a fault warning. Preferably, the mutation amount mentioned in this application is a set threshold, and if the temperature of the conductive wire exceeds the set threshold, the terminal processor will perform a fault warning.

本实施例中,如图3所示,介绍了以导电线的温度为例,终端处理器对输电线路进行故障预警的过程,具体包括以下步骤:In this embodiment, as shown in FIG. 3 , the process of the terminal processor performing fault warning on the transmission line by taking the temperature of the conductive wire as an example is introduced, which specifically includes the following steps:

S1.终端处理器对接收的导电线的温度数字信号采用数据的波形显示、傅里叶频域分析、图变量分析、合理的阈值任一或组合的方式进行处理分析、判断;S1. The terminal processor processes, analyzes and judges the temperature digital signal of the received conductive wire by means of data waveform display, Fourier frequency domain analysis, graph variable analysis, reasonable threshold value or a combination thereof;

S2.所述终端处理器判断导电线的温度是否超过设定阈值,若超过,则执行步骤S3;若未超过,则继续执行步骤S1;S2. The terminal processor judges whether the temperature of the conductive wire exceeds the set threshold, and if so, executes step S3; if not, continues to execute step S1;

S3.终端处理器进行故障预警,报警装置的蜂鸣器发出响声,且报警指示灯闪烁。S3. The terminal processor performs a fault warning, the buzzer of the alarm device sounds, and the alarm indicator light flashes.

本实施例中,所述终端处理器对输电线路进行故障预警时,也可结合输电杆塔周围的环境温度、湿度、压强、风速、风向。所述导电线的温度还与环境温度、湿度、压强、风速、风向等环境参量有关,在分析导电线温度的影响因素时,需要从输电线路的运行状态与环境因素两个方面进行分析,有助于输电线路高效稳定的运行。In this embodiment, the terminal processor may also combine the ambient temperature, humidity, pressure, wind speed, and wind direction around the transmission tower when performing a fault warning on the transmission line. The temperature of the conductive wire is also related to environmental parameters such as ambient temperature, humidity, pressure, wind speed, and wind direction. When analyzing the factors affecting the temperature of the conductive wire, it is necessary to analyze the operating state of the transmission line and environmental factors. Contribute to the efficient and stable operation of transmission lines.

本实施例中,终端处理器进行故障预警,同时还进行事故分析。In this embodiment, the terminal processor performs fault warning and accident analysis at the same time.

本实施例中,如图4所示,介绍了输电线路出现故障时,所述终端处理器事故分析的过程,具体包括以下步骤:In this embodiment, as shown in Figure 4, the process of analyzing the accident of the terminal processor when the transmission line fails is introduced, which specifically includes the following steps:

S11.输电线路出现故障,所述终端处理器确定故障时间点,并调出相应时间点的暂态数字信号;S11. When the transmission line fails, the terminal processor determines the time point of the failure, and calls out the transient digital signal at the corresponding time point;

S12.所述终端处理器对导电线温度以及风向、风速、环境温度、湿度、压强的暂态数字信号采用数据的波形显示、傅里叶频域分析、图变量分析、合理的阈值中的任一或组合的方式进行分析;S12. The terminal processor uses any of data waveform display, Fourier frequency domain analysis, graph variable analysis, and reasonable thresholds for the transient digital signals of the conductive wire temperature, wind direction, wind speed, ambient temperature, humidity, and pressure. One or a combination of ways to analyze;

S13.终端处理器反推出输电线路的运行状态;S13. The terminal processor deduces the operating state of the transmission line in reverse;

S14.确定故障位置以及故障原因,并对输电线路的运维、检修和/或后期的设计、建造做指导。S14. Determine the location of the fault and the cause of the fault, and guide the operation and maintenance, maintenance, and/or later design and construction of the transmission line.

本实施例中,终端处理器通过导电线的温度分布和导电线温度随时间的变化,同时参考风向、风速、环境温度、湿度、压强的暂态信号判断输电线路的运行状态。In this embodiment, the terminal processor judges the operation state of the transmission line by referring to the temperature distribution of the conductive wire and the change of the temperature of the conductive wire over time, and referring to the transient signals of wind direction, wind speed, ambient temperature, humidity, and pressure.

当输电线路出现故障时,导电线的电流发生变化,则导电线的温度发生变化,从而终端处理器通过监测的导电线温度,并结合环境因素可以反推出电力系统的运行状态,有助于为电力系统运维作指导,及时处理电力故障,也进一步保障了输电线路的正常运行。When the transmission line fails, the current of the conductive wire changes, and the temperature of the conductive wire changes, so that the terminal processor can reverse the operating status of the power system through the monitored conductive wire temperature and environmental factors, which is helpful for The operation and maintenance of the power system is used as a guide to deal with power failures in a timely manner, which further ensures the normal operation of the transmission line.

本实施例中,所述暂态数字量信号为存储在终端处理器中的导电线温度、风向、风速、环境温度、湿度以及压强的数字量信号的历史记录。In this embodiment, the transient digital signal is a historical record of the digital signal of temperature, wind direction, wind speed, ambient temperature, humidity and pressure of the conductive wire stored in the terminal processor.

以上所述仅为本发明的优选实施例,并不用于限制本发明,对于本领域技术人员而言,本发明可以有各种改动和变化。凡在本发明的精神和原理之内所作的任何修改、等同替换、改进等,均应包含在本发明的保护范围之内。The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims (5)

1.一种具有温度监测的输电线路在线监测系统,包括数据监测装置、数据采集装置、无线通讯装置、终端处理器,所述数据监测装置与数据采集装置相连接,所述数据采集装置通过所述无线通讯装置与所述终端处理器相连接,其特征在于:1. A power transmission line online monitoring system with temperature monitoring, comprising a data monitoring device, a data acquisition device, a wireless communication device, and a terminal processor, the data monitoring device is connected with the data acquisition device, and the data acquisition device passes through the The wireless communication device is connected to the terminal processor, characterized in that: 所述数据监测装置包括温度传感器和微气象传感器,其中,The data monitoring device includes a temperature sensor and a micro-meteorological sensor, wherein, 所述温度传感器用于监测导电线的温度;The temperature sensor is used to monitor the temperature of the conductive wire; 所述微气象传感器用于监测输电杆塔或输电线路附近的风向、风速、环境温度、湿度、压强;The micro-meteorological sensor is used to monitor wind direction, wind speed, ambient temperature, humidity, and pressure near transmission towers or transmission lines; 所述数据采集装置能够将数据监测装置监测到的导电线温度、风向、风速、环境温度、湿度以及压强的模拟量信号转化为数字量信号,并传输至所述终端处理器;The data acquisition device can convert the analog signal of the temperature of the conductive wire, wind direction, wind speed, ambient temperature, humidity and pressure monitored by the data monitoring device into a digital signal, and transmit it to the terminal processor; 所述终端处理器能够在实时接收的导电线温度数字量信号出现突变量时进行故障预警,和/或若输电线路出现故障时,所述终端处理器能够依据暂态数字量信号对输电线路进行事故分析。The terminal processor can perform fault warning when there is a sudden change in the temperature digital signal of the conductive wire received in real time, and/or if the transmission line fails, the terminal processor can perform a fault warning on the transmission line according to the transient digital signal. accident analysis. 2.根据权利要求1所述的具有温度监测的输电线路在线监测系统,其特征在于:还包括报警装置,报警装置包括蜂鸣器与报警指示灯,所述报警装置与终端处理器相连接。2. The transmission line online monitoring system with temperature monitoring according to claim 1, characterized in that: it also includes an alarm device, the alarm device includes a buzzer and an alarm indicator light, and the alarm device is connected to the terminal processor. 3.根据权利要求1所述的具有温度监测的输电线路在线监测系统,其特征在于:还包括供能系统,所述供能系统包括太阳能板、蓄电池、风力发电设备以及电压转换模块,其中,3. The transmission line online monitoring system with temperature monitoring according to claim 1, characterized in that: it also includes an energy supply system, the energy supply system includes solar panels, storage batteries, wind power generation equipment and voltage conversion modules, wherein, 所述太阳能板与蓄电池连接,所述太阳能电池板、蓄电池以及风力发电设备分别与电压转换模块连接。The solar panel is connected to the storage battery, and the solar panel, storage battery and wind power generation equipment are respectively connected to the voltage conversion module. 4.根据权利要求3所述的具有温度监测的输电线路在线监测系统,其特征在于:所述供能系统通过电压转换模块分别与温度传感器、微气象传感器、数据采集装置以及无线通讯装置连接,以给温度传感器、微气象传感器、数据采集装置以及无线通讯装置提供电能。4. The transmission line online monitoring system with temperature monitoring according to claim 3, characterized in that: the energy supply system is respectively connected with temperature sensors, micro-meteorological sensors, data acquisition devices and wireless communication devices through voltage conversion modules, To provide power to temperature sensors, micro-meteorological sensors, data acquisition devices and wireless communication devices. 5.根据权利要求1所述的具有温度监测的输电线路在线监测系统,其特征在于:所述无线通讯装置为3G、4G、GPRS、Zigbee、北斗通信模块中的任一或组合。5. The transmission line online monitoring system with temperature monitoring according to claim 1, characterized in that: the wireless communication device is any one or a combination of 3G, 4G, GPRS, Zigbee, and Beidou communication modules.
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