CN203299330U - Underground cable monitoring device - Google Patents

Underground cable monitoring device Download PDF

Info

Publication number
CN203299330U
CN203299330U CN2013203108057U CN201320310805U CN203299330U CN 203299330 U CN203299330 U CN 203299330U CN 2013203108057 U CN2013203108057 U CN 2013203108057U CN 201320310805 U CN201320310805 U CN 201320310805U CN 203299330 U CN203299330 U CN 203299330U
Authority
CN
China
Prior art keywords
cable
unit
underground
signal
sensor
Prior art date
Application number
CN2013203108057U
Other languages
Chinese (zh)
Inventor
高忠
Original Assignee
航天科工深圳(集团)有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 航天科工深圳(集团)有限公司 filed Critical 航天科工深圳(集团)有限公司
Priority to CN2013203108057U priority Critical patent/CN203299330U/en
Application granted granted Critical
Publication of CN203299330U publication Critical patent/CN203299330U/en

Links

Abstract

The utility model provides an underground cable monitoring device comprises a leakage communication cable, cable detection modules and relay control modules, wherein the cable detection modules are used for detecting partial discharge information and operation information of an underground cable and field intensity information and corresponding position information around the underground cable, the relay control modules are used for amplifying communication signals of the leakage communication cable, carrying out logical analysis according to information output by the cable detection modules and uploading the information output by the cable detection modules to a terminal server, and the leakage communication cable is connected with the cable detection modules in a wireless mode and is connected with the relay control modules in a wired mode. The scheme solves the problem of signal transmission in the power cable monitoring industry, does not affect the communication quality and can conveniently and accurately realize fault judgment and fault point location on the underground cable so as to ensure safe, stable and reliable operation of a whole power system.

Description

—种地下电缆的监测装置技术领域 - monitoring device BACKGROUND species underground cables

[0001] 本实用新型涉及电力线缆的通讯技术,尤其涉及一种地下电缆的监测装置。 [0001] The present invention relates to a power cable communication technology, particularly to a device for monitoring underground cables.

背景技术 Background technique

[0002] 随着我国城市经济的快速发展,越来越多的电力线缆以地下电缆的方式进行布置。 [0002] With the rapid development of China's urban economy, more and more power cables are arranged in a manner underground cables. 现有电力线缆的通讯技术一般是采用基于有线传输的方式,即采用沿地下线缆沟铺设一条专用的信号电缆,分布在地下电缆内部的监测仪器采用有线的方式连接到信号电缆上。 Conventional power cable communication techniques are generally based wired transmission manner, i.e. using grooves along underground cables signal cable laying of a dedicated, distributed inside the underground cable monitoring apparatus is wired connected to the signal cable. 这种方式虽然保证了通讯质量的稳定,但是随着监测节点的增加,连接到信号电缆的分支线路越来越多,更重要的是,部分节点设备需要连接到电力电缆上以采集电缆温度等数据,但是这种有线的传输方式绝缘安全方面存在隐患。 Although this method ensures stable communication quality, but increases as the monitor node, the signal cable is connected to the branch lines more, more importantly, some of the nodes need to connect the device to the power cables and the like to collect the cable temperature data, but there is risk of such a transmission cable insulation safety.

[0003] 另一种就是全部采用无线通讯的方式,但是在封闭空间(地下室、隧道等),由于空间各个面相距很近,巷道壁、地下室的墙壁、地面、天花板对电磁波有强列的吸收、衰减作用,因此在封闭空间中电磁波不能像在自由空间那样传播。 [0003] Another embodiment is used in all wireless communication, but in the closed space (basements, tunnels, etc.), since the respective space surfaces in close proximity, tunnel walls, basement walls, floors, ceilings absorption of electromagnetic waves in strong , attenuation, so as not propagate as an electromagnetic wave in free space in the closed space. 因此采用无线通讯的方式在地下封闭的线缆沟内存在着通讯距离大大缩短,从而产生影响通讯质量的问题。 Therefore, the use of wireless communication in the way of a closed underground cable trench there shorten communication distance, resulting in problems that affect communication quality.

[0004] 另外,现有的线缆故障判别装置,只有在发生故障引起环网柜保护动作之后,现场维护人员采用电缆探测仪,闪测仪,电缆路径仪以及故障定位仪等去现场顺着线路去查找故障点,但是由于是隔着浮土进行探测的,查找故障点存在探测精确度不够,查找故障时间长等问题。 [0004] Further, conventional cable fault determining means only after the malfunction has been caused RMU protection operation, field maintenance personnel using cable detector, flash measurement instrument, and the instrument cable path fault locator and the like to the scene along line to find the point of failure, but because it is of probes across the surface dust and look for the presence of the detection accuracy is not enough, look for a long time to failure and other issues point of failure.

实用新型内容 SUMMARY

[0005] 本实用新型所要解决的技术问题是克服现有技术的不足,从而提供了一种地下电缆的监测装置,能将检测到的数据进行完整和准确地传输。 [0005] The present invention is to solve the technical problem is to overcome the shortcomings of the prior art, thereby providing an apparatus for monitoring underground cables, the detected data can be complete and accurate transmission.

[0006] 为解决上述技术问题,本实用新型提供如下技术方案: [0006] In order to solve the above problems, the present invention provides the following technical solutions:

[0007] 本实用新型提供一种地下电缆的监测装置,所述监测装置包括漏泄通讯电缆,用于检测地下电缆的局部放电信息、运行信息、地下电缆周边的场强信息和相应位置信息的电缆检测模块以及用于对漏泄通讯电缆的通讯信号进行放大处理、根据电缆检测模块输出的信息进行逻辑分析并将电缆检测模块输出的信息上传至终端服务器的中继控制模块; [0007] The present invention provides an underground cable monitoring apparatus, said monitoring means comprises a leaky communication cable for detecting partial discharge information of underground cables, cable operation information, the information field surrounding underground cables and corresponding position information and means for amplifying the detection processing of the communication signal leakage communication cable, and the cable information detection logic analysis module output uploaded to the terminal server module according to the relay control information detection module output cable;

[0008] 所述漏泄通讯电缆与电缆监测模块无线连接,与中继控制模块有线连接。 [0008] The communication cable is connected to the leaky cable monitoring a wireless module, a wired connection to the relay control module. .

[0009] 进一步,所述电缆检测模块包括与所述漏泄通讯电缆通讯的无线收发单元,用于检测地下电缆的表面温度以确定运行信息并将检测到的温度值和对应的位置信息输出至无线收发单元的温度传感器,用于检测地下电缆周边场强并将检测到的场强值和对应的位置信息输出至无线收发单元的场强传感器,以及用于对地下电缆护层的高频信号进行检测、调理、分析和处理并处理数据和对应的位置信息输出至无线收发单元的故障信号判别单元; [0009] Further, the cable detection module comprises a wireless transceiver unit and the communication cable communication leakage for detecting the surface temperature of the underground cables and the operation information to determine the detected temperature value and a corresponding position information to the radio a transceiver unit temperature sensor, and a strong field strength value and a corresponding position information detected by the detector output to the field of underground cables outside the sensor field of radio transceiver units, and a high-frequency signal is underground cable sheath detecting, conditioning, processing and fault analysis and processing the output data signal discriminating unit and the corresponding location information to the wireless transceiver unit;

[0010] 所述无线收发单元分别与温度传感器、场强传感器和故障信号判别单元电连接。 [0010] The wireless transceiver unit and a temperature sensor, respectively, and the field intensity sensor fault signal discriminating unit electrically connected.

[0011] 进一步,所述故障信号判别单元包括用于对地下电缆护层的高频信号进行检测的薄膜金属电极感应器,用于对检测到的高频信号进行调理的信号调理单元,用于对调理后的信号进行分析以确定局部放电故障点的信号分析单元,用于对分析后的数据进行和将所述薄膜金属电极感应器的位置信息输出至无线收发单元的信号处理单元; [0011] Further, the failure signal discrimination unit comprises a high-frequency signal for underground cable sheath of thin-film metal electrode detecting sensor for detecting the high frequency signal to a signal conditioning unit is conditioned for the conditioned signal is analyzed to determine the partial discharge signal analyzing unit fault point, the position information for the data analysis and the thin-film metal electrode of the sensor output to the signal processing unit of the wireless transceiving unit;

[0012] 所述信号处理单元分别与信号分析单元和所述无线收发单元电连接,所述信号调理单元分别与所述信号分析单元和薄膜金属电极感应器电连接。 The [0012] signal processing unit is connected to the signal analysis unit and the radio transceiver unit electrically, the signal conditioning unit is connected to the signal evaluation unit and a sensor thin-film metal electrode electrically.

[0013] 进一步,所述电缆检测模块还包括用于检测地下电缆所在环境中水位高度的水位传感器,所述水位传感器与无线收发单元电连接。 [0013] Further, the cable further comprising a detection module for detecting an underground cable is located in the environment, the water level of the water level sensor, the water level sensor is electrically connected to the wireless transceiver unit.

[0014] 进一步,所述电缆检测模块还包括用于检测地下电缆所在环境中温湿度的温湿度传感器,所述温湿度传感器与无线收发单元电连接。 [0014] Further, the cable detection module further comprises a sensor for detecting the temperature and humidity in the underground environment where the temperature and humidity of the cable, the temperature and humidity sensor is electrically connected to the wireless transceiver unit.

[0015] 进一步,所述电缆检测模块还包括用于检测地下电缆所在环境中有害气体浓度的气体传感器,所述气体传感器与无线收发单元电连接。 [0015] Further, the cable further comprising a detection module for detecting environmental underground cables where harmful gas concentration in the gas sensor, the gas sensor unit is electrically connected with a wireless transceiver.

[0016] 进一步,所述监测装置包括至少两个中继控制模块,每两个中继控制模块之间通过所述漏泄通讯电缆电连接。 [0016] Further, the monitoring device the at least two relay control modules, via the leaky electric cable communication between each relay control module comprises a.

[0017] 进一步,所述中继控制模块位于环网柜内。 [0017] Further, the relay control module is located in the ring cabinet.

[0018] 与现有技术相比,本实用新型具有如下有益效果:通过漏泄通讯电缆作为地下电缆的电缆检测模块与中继控制模块之间的通讯工具,解决了电力电缆监测行业中信号传输的问题,不会影响通讯质量,同时采用该种方式的监测装置,能够很方便和精确地实现对地下电缆的故障进行判别和故障点的定位,从而能够保证整个电力系统安全稳定可靠地运行。 [0018] Compared with the prior art, the present invention has the following advantages: through the communication cable as the communication tool leaky underground cables between the cable detection module and a relay control module, to solve the power cable industry monitoring signal transmission issues which do not affect the communication quality, while using this kind of embodiment of the monitoring device can be easily and accurately implement the fault is determined and underground cable locating a fault point, thereby ensuring safe operation of the entire power system stable and reliable.

附图说明 BRIEF DESCRIPTION

[0019] 图1为本实用新型地下电缆的监测装置一种实施例的结构框图; [0019] FIG. 1 of the present invention cable monitoring device for underground block diagram showing an example of embodiment;

[0020]图2为本实用新型电缆检测模块一种实施例的结构框图; [0020] FIG 2 present disclosure cable detection module for a structural block diagram of an embodiment;

[0021] 图3为本实用新型故障信号判别单元一种实施例的结构框图。 [0021] FIG. 3 is a fault disclosure signal discriminating unit a configuration block diagram of the embodiment.

具体实施方式 detailed description

[0022] 为了使本实用新型所解决的技术问题、技术方案及有益效果更加清楚明白,以下结合附图及实施例,对本实用新型进行进一步详细说明。 [0022] In order to present the new technical problem solved, technical solution and advantageous effects are more apparent, in conjunction with the following drawings and embodiments, detailed description of the present invention further. 应当理解,此处所描述的具体实施例仅仅用以解释本实用新型,并不用于限定本实用新型。 It should be understood that the specific embodiments described herein are only intended to illustrate the present invention, not to limit the present invention.

[0023] 在本实用新型的描述中,需要理解的是,术语“中心”、“纵向”、“横向”、“长度”、“宽度”、“厚度”、“上”、“下”、“前”、“后”、“左”、“右”、“竖直”、“液平”、“顶”、“底” “内”、“外”、“顺 [0023] In the novel description of the practice, to be understood that the term "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", " front "," rear "," left "," right "," vertical "," liquid level "," top "," bottom "," inner "," outer "," cis

时针”、“逆时针”等指示的方位或位置关系为基于附图所示的方位或位置关系,仅是为了便于描述本发明和简化描述,而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作,因此不能理解为对本实用新型的限制。 Orientation or positional relationship clockwise "," counterclockwise "and the like as indicated by the position or orientation based on the relationship shown in the drawings, for convenience of description only and the present invention is to simplify the description, but does not indicate or imply that the device or element referred to must have particular orientation, the orientation of a particular configuration and operation, and therefore not be construed as limiting the present novel practical pair.

[0024] 本实用新型提供一种实施例地下电缆的监测装置,如图1所示,所述监测装置包括漏泄通讯电缆1,用于检测地下电缆的局部放电信息、运行信息、地下电缆周边的场强信息和相应位置信息的电缆检测模块2以及用于对漏泄通讯电缆的通讯信号进行放大处理、根据电缆检测模块输出的信息进行逻辑分析并将电缆检测模块输出的信息上传至终端服务器的中继控制模块3 ;[0025] 所述漏泄通讯电缆I与电缆监测模块2无线连接,与中继控制模块3有线连接。 [0024] The present invention provides a monitoring apparatus embodiment underground cables embodiment, shown in Figure 1, the device comprises a partial discharge monitoring information detected underground cables, operating information, leaky underground communication cable outside the cable 1, for cable field detection module information and corresponding position information for the communication. 2 and communication cable signal leakage enlargement processing, the information detection logic analysis module output cable and uploaded to the cable terminal server based on the information output from the detection module following the control module 3; [0025] I with the communication cable leaky cable monitoring wireless connection module 2, 3 is connected to a wired relay control module.

[0026] 从上述方案可以看出,通过漏泄通讯电缆I作为地下电缆的电缆检测模块2与中继控制模块3之间的通讯工具,解决了电力电缆监测行业中信号传输的问题,不会影响通讯质量,同时采用该种方式的监测装置,能够很方便和精确地实现对地下电缆的故障进行判别和故障点的定位,从而能够保证整个电力系统安全稳定可靠地运行。 [0026] As can be seen from the above embodiment, the leakage through the communication cable as the communication tool between I 3 underground cable detection module cable 2 and the relay control module, to solve the problem in the power cable industry monitoring signal transmission, does not affect communication quality, while using this kind of embodiment of the monitoring device can be easily and accurately implement the fault is determined and underground cable locating a fault point, thereby ensuring safe operation of the entire power system stable and reliable.

[0027] 在本实用新型的一实施例中,如图2所示,所述电缆检测模块2包括与所述漏泄通讯电缆电I连接的无线收发单元21,用于检测地下电缆的表面温度以确定运行信息并将检测到的温度值和对应的位置信息输出至无线收发单元21的温度传感器22,用于检测地下电缆周边场强并将检测到的场强值和对应的位置信息输出至无线收发单元21的场强传感器23,以及用于检测地下电缆护层的高频信号进行采集、调理、分析和处理并处理数据和对应的位置信息输出至无线收发单元21的故障信号判别单元24 ;所述无线收发单元21分别与温度传感器22、场强传感器23和故障信号判别单元24电连接。 [0027] In an embodiment of the present invention embodiment, shown in Figure 2, the cable 2 comprises a detection module connected to the I communication cable electrically leaky wireless transceiver unit 21 for detecting the temperature of the surface to underground cables determining operation information and the detected temperature value and a corresponding position information to the wireless transceiver unit 21, a temperature sensor 22 for detecting the intensity and field strength detected outside the field of underground cables and the corresponding location information to the radio 23, and a high frequency signal for detecting underground cable sheath transceiver field sensor 21 acquisition, conditioning, processing, and analysis and processing the output data and the location information corresponding to the radio transceiver unit 24 determines a failure signal 21; the radio transceiver unit 21 are connected to 22, the electric field strength sensor 23, a temperature sensor and a fault signal discriminating unit 24. 在具体实施中,如图3所示,所述故障信号判别单元24包括用于对地下电缆护层的高频信号进行检测的薄膜金属电极感应器241,用于对检测到的高频信号进行调理的信号调理单元242,用于对调理后的信号进行分析以确定局部放电故障点的信号分析单元243,用于对分析后的数据进行和将所述薄膜金属电极感应器241的位置信息输出至无线收发单元21的信号处理单元244,所述信号处理单元244分别与信号分析单元243和所述无线收发单元21电连接,所述信号调理单元242分别与所述信号分析单元243和薄膜金属电极感应器241电连接,也就是说,对于地下电缆的局部放电情况的具体检测为:首先通过中继控制模块3对电流互感器耦合进一个100MHz-500MHz的信号频率,接着通过薄膜金属电极感应器241对电缆的护层从环网柜内耦合到电流互感器的高频信号进行检测,然后对检测信 In the particular embodiment shown in Figure 3, the fault signal discriminating unit 24 comprises a high-frequency signal for underground cable sheath of thin-film metal electrode detecting sensor 241, a high frequency signal to be detected conditioning signal conditioning unit 242, for signal conditioning analyzed to determine the partial discharge signal analyzing unit 243 of the fault point, the data for the analysis of thin-film metal electrode and the sensor position information output 241 to the signal processing unit 21, a wireless transceiver unit 244, the signal processing unit 244 are electrically connected to the signal analyzing unit 243 and the wireless transceiver unit 21, the signal conditioning unit 242 and the signal analysis unit 243 and the metal thin film sensor 241 is electrically connected to the electrode, i.e., the specific detection of partial discharges in the case of underground cables: first control module 3 via the relay current transformer coupled into a signal of a frequency of 100MHz-500MHz, followed by the thin-film metal electrode sensing 241 of the cable sheath is detected from the network cabinet coupling loop current transformer to a high frequency signal, then the detection signal 号进行调理、分析之后找出局部放电的故障点,将对故障数据进行处理之后将数据和传感器的位置信息发送至所述无线收发单元21。 No. After conditioning, the point of failure to identify a partial discharge, failure data processing will be analyzed after the sensor data and transmit the location information to the wireless transceiver unit 21. 当然所述故障信号判别单元24还包括电源单元245,用于给所述信号处理单元244供电,所述电源单元245和信号处理单元244电连接。 Of course, the fault signal discriminating unit 24 further includes a power supply unit 245, a signal processing unit 244 to the power supply, the power supply unit 245 and the signal processing unit 244 is electrically connected.

[0028] 在本实用新型的一实施例中,如图2所示,所述电缆检测模块还包括用于检测地下电缆所在环境中水位高度的水位传感器25,用于检测地下电缆所在环境中温湿度的温湿度传感器26,以及所述电缆检测模块还包括用于检测地下电缆所在环境中有害气体浓度的气体传感器27,所述水位传感器25、温湿度传感器26和气体传感器27分别与无线收发单元21电连接。 [0028] In an embodiment of the present invention embodiment, shown in Figure 2, said cable further comprising a detection module for detecting an underground cable is located in the environment, the water level of the water level sensor 25 for detecting an underground cable is located in the temperature and humidity environment the temperature and humidity sensor 26, and the module further comprises means for detecting a cable underground cable environment where detection of harmful gas concentration in the gas sensor 27, the water level sensor 25, temperature and humidity sensors 26 and 27 are a gas sensor and a wireless transceiver unit 21 the electrical connection. 即水位传感器25检测到的水位高度数据、温湿度传感器26检测到的温湿度数据和气体传感器27检测到的有害气体浓度数据均通过无线收发单元21和与无线收发单元21连接的漏泄通讯电缆I传输至中继控制模块3,接着中继控制模块3根据相应传感器上报的检测数据,不同的电缆类型以及参数值,根据运行经验数据分析,将结果打包,通过标准电力通讯协议,将数据连接到终端服务器,以便于维护人员可以根据数据采取相应的保护措施。 I.e., the water level sensor 25 detects the water level data, 27 hazardous gas concentration data detected by the temperature and humidity sensor 26 detects the temperature and humidity data and the gas sensors are through 21 and a radio transceiver unit of the wireless transmission unit 21 leaky communication cable attached I transmitted to the relay control module 3, then the relay control module 3 according to the respective detection data reported by the sensor, different cable types and parameter values, operating according to analysis of empirical data, the result package, through a standard power communications protocol to connect to the data terminal server so that you can take appropriate protective measures to safeguard personnel from the data.

[0029] 在本实用新型的一实施例中,如图1所示,所述监测装置包括至少两个中继控制模块3,每两个中继控制模块3之间通过所述漏泄通讯电缆I电连接。 [0029] In an embodiment of the present invention embodiment, shown in FIG. 1, 3, each of the two relay control module via the communication cable leaky I 3 between the monitoring device comprises at least two relay control module the electrical connection. 所述中继控制模块3位于环网柜内。 The relay control module cabinet ring 3 is located. 中继控制模块3主要用于对各种传感器上报的数据进行逻辑分析,以及对通讯规约进行转换和漏泄通讯电缆I的通讯起到中继作用,逻辑分析主要根据相应传感器上报的检测,不同的电缆类型以及参数值,根据运行经验数据分析,将结果打包,接着通过标准电力通讯协议,将数据连接到终端服务器。 Relay control module is mainly used for the various sensors 3 data reported logical analysis, and the conversion of the communication protocol and communication cable leakage I correspond play the role of a relay, according to the respective main logical analysis reported detection sensor, different cable types and parameter values, operating according to analysis of empirical data, the result package, followed by a standard power communications protocol, the data connection to the terminal server. 另外中继控制模块3负责将漏泄通讯电缆的通讯驱动能力进一步增强,并将每一段从一个环网柜到另一环网柜的多个监测点数据进行转发,保证将长达几十甚至几百公里的数据能够准确无误地得到处理。 In addition relay control module 3 is responsible for driving the communication capabilities further enhance communication cable leakage, and each segment from a RMU to monitor multiple data points to another RMU be forwarded to ensure that the up dozens or even hundreds hundred kilometers data can be accurately processed.

[0030] 以上所述仅为本实用新型的较佳实施例而已,并不用以限制本实用新型,凡在本实用新型的精神和原则之内所作的任何修改、等同替换和改进等,均应包含在本实用新型的保护范围之内。 [0030] The preferred embodiments of the present invention the above embodiments only but are not intended to limit the present disclosure, any modifications can be made within the spirit and principle of the invention, equivalent replacements and improvements should fall It included within the scope of protection of the present invention.

Claims (8)

1.一种地下电缆的监测装置,其特征在于:所述监测装置包括漏泄通讯电缆,用于检测地下电缆的局部放电信息、运行信息、地下电缆周边的场强信息和相应位置信息的电缆检测模块以及用于对漏泄通讯电缆的通讯信号进行放大处理、根据电缆检测模块输出的信息进行逻辑分析并将电缆检测模块输出的信息上传至终端服务器的中继控制模块; 所述漏泄通讯电缆与电缆监测模块无线连接,与中继控制模块有线连接。 An underground cable monitoring apparatus, wherein: said communication monitoring means comprises a leaky cable for detecting partial discharge information of underground cables, cable detection operation information, the information field surrounding underground cables and corresponding position information and communication modules for information communication cable signal leakage enlargement processing, logical analysis and detection module output cable detection cable according to the information uploaded to the module output terminal of the relay server control module; a leaky cable communication cable monitoring module for wireless connection, a wired connection with the relay control module.
2.如权利要求1所述的监测装置,其特征在于:所述电缆检测模块包括与所述漏泄通讯电缆通讯的无线收发单元,用于检测地下电缆的表面温度以确定运行信息并将检测到的温度值和对应的位置信息输出至无线收发单元的温度传感器,用于检测地下电缆周边场强并将检测到的场强值和对应的位置信息输出至无线收发单元的场强传感器,以及用于对地下电缆护层的高频信号进行检测、调理、分析和处理并处理数据和对应的位置信息输出至无线收发单元的故障信号判别单元; 所述无线收发单元分别与温度传感器、场强传感器和故障信号判别单元电连接。 2. The monitoring device of claim 1, wherein: said cable comprises a detection module and the leaky cable for communication radio communication unit for detecting a surface temperature of underground cables run to determine the detected information and temperature values ​​and the corresponding location information to the radio transceiver unit temperature sensor for detecting the surrounding underground cable and to the field strength and the field strength values ​​corresponding to the position information of the sensor outputs the detected field intensity to the wireless transceiver unit, and with the high frequency signal to the underground cable sheath is detected, conditioning, processing, and analyzing and processing data and position information corresponding to the fault signal discriminating unit outputs a wireless transceiver unit; radio transceiver units respectively with the temperature sensor, the sensor field and a fault signal discriminating unit electrically connected.
3.如权利要求2所述的监测装置,其特征在于:所述故障信号判别单元包括用于对地下电缆护层的高频信号进行检测的薄膜金属电极感应器,用于对检测到的高频信号进行调理的信号调理单元,用于对调理后的信号进行分析以确定局部放电故障点的信号分析单元,用于对分析后的数据进行和将所述薄膜金属电极感应器的位置信息输出至无线收发单元的信号处理单元; 所述信号处理单元分别与信号分析单元和所述无线收发单元电连接,所述信号调理单元分别与所述信号分析单元和薄膜金属电极感应器电连接。 3. The monitoring device of claim 2, wherein: said fault signal discriminating unit comprises a thin-film metal electrode sensor for the high frequency signal underground cable sheath detected for the detected high pilot signal conditioning signal conditioning unit for signal conditioning analyzed to determine the partial discharge signal analyzing unit fault point, for data analysis and output the position information of the thin-film metal electrode of the inductor the signal processing unit to the wireless transceiver unit; said signal processing unit is connected to the signal analysis unit and the radio transceiver unit electrically, the signal conditioning unit is connected to the signal evaluation unit and a sensor thin-film metal electrode electrically.
4.如权利要求2所述的监测装置,其特征在于:所述电缆检测模块还包括用于检测地下电缆所在环境中水位高度的水位传感器,所述水位传感器与无线收发单元电连接。 4. The monitoring device of claim 2, wherein: said cable further comprising a detection module for detecting environmental underground cable is located in the height of the water level sensor, the water level sensor is electrically connected to the wireless transceiver unit.
5.如权利要求2所述的监测装置,其特征在于:所述电缆检测模块还包括用于检测地下电缆所在环境中温湿度的温湿度传感器,所述温湿度传感器与无线收发单元电连接。 5. The monitoring device of claim 2, wherein: said cable further comprising a detection module for detecting an underground cable is located in a temperature and humidity environment of temperature and humidity sensor, the temperature and humidity sensor is electrically connected to the wireless transceiver unit.
6.如权利要求2所述的监测装置,其特征在于:所述电缆检测模块还包括用于检测地下电缆所在环境中有害气体浓度的气体传感器,所述气体传感器与无线收发单元电连接。 6. The monitoring device according to claim 2, wherein: said cable further comprising a detection module for detecting the ambient underground cables where harmful gas concentration in the gas sensor, the gas sensor unit is electrically connected to the radio transceiver.
7.如权利要求1-6任意一项所述的监测装置,其特征在于:所述监测装置包括至少两个中继控制模块,每两个中继控制模块之间通过所述漏泄通讯电缆电连接。 7. The monitoring device of any one of claims 1-6, characterized in that: said monitoring means comprises an electrical cable through the leaky communication between the at least two relay control modules, each of the two relay control module connection.
8.如权利要求1所述的监测装置,其特征在于:所述中继控制模块位于环网柜内。 The monitoring device as claimed in claim 1, wherein: said relay control module is located in the ring cabinet.
CN2013203108057U 2013-05-31 2013-05-31 Underground cable monitoring device CN203299330U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2013203108057U CN203299330U (en) 2013-05-31 2013-05-31 Underground cable monitoring device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2013203108057U CN203299330U (en) 2013-05-31 2013-05-31 Underground cable monitoring device

Publications (1)

Publication Number Publication Date
CN203299330U true CN203299330U (en) 2013-11-20

Family

ID=49575335

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2013203108057U CN203299330U (en) 2013-05-31 2013-05-31 Underground cable monitoring device

Country Status (1)

Country Link
CN (1) CN203299330U (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104678257A (en) * 2015-02-08 2015-06-03 云南酷联科技有限公司 Method for positioning faults of high voltage single-core cable protective layer accurately
CN105158648A (en) * 2015-10-13 2015-12-16 西安宝世电力技术有限公司 High-voltage cable fault early warning method based on intelligent olfaction
CN105353266A (en) * 2015-09-28 2016-02-24 国网山东省电力公司济南供电公司 Underground cable fault monitoring system and underground cable fault monitoring method
CN103852413B (en) * 2014-03-06 2016-05-04 中国民航大学 A kind of airfield aid isolating transformer water erosion monitoring system and control method
CN107356842A (en) * 2017-08-31 2017-11-17 苏州麦喆思科电子有限公司 A kind of buried cable failure detector
CN107991560A (en) * 2017-11-27 2018-05-04 福建中电合创电力科技有限公司 A kind of monitoring method of buried cable

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103852413B (en) * 2014-03-06 2016-05-04 中国民航大学 A kind of airfield aid isolating transformer water erosion monitoring system and control method
CN104678257A (en) * 2015-02-08 2015-06-03 云南酷联科技有限公司 Method for positioning faults of high voltage single-core cable protective layer accurately
CN104678257B (en) * 2015-02-08 2017-07-11 云南酷联科技有限公司 A kind of pinpoint method of high voltage single-core cable protective layer failure
CN105353266B (en) * 2015-09-28 2018-08-07 国网山东省电力公司济南供电公司 A kind of cable fault monitoring method using buried cable fault monitoring system
CN105353266A (en) * 2015-09-28 2016-02-24 国网山东省电力公司济南供电公司 Underground cable fault monitoring system and underground cable fault monitoring method
CN105158648A (en) * 2015-10-13 2015-12-16 西安宝世电力技术有限公司 High-voltage cable fault early warning method based on intelligent olfaction
CN105158648B (en) * 2015-10-13 2019-02-22 西安宝世电力技术有限公司 High-tension cable fault early warning method based on intelligent smell
CN107356842A (en) * 2017-08-31 2017-11-17 苏州麦喆思科电子有限公司 A kind of buried cable failure detector
CN107991560A (en) * 2017-11-27 2018-05-04 福建中电合创电力科技有限公司 A kind of monitoring method of buried cable
CN107991560B (en) * 2017-11-27 2019-12-27 福建中电合创电力科技有限公司 Underground cable monitoring method

Similar Documents

Publication Publication Date Title
JP5871941B2 (en) Method and apparatus for accurate temperature measurement of cable joints based on RF technology
CN103135038B (en) Straight-flow system exchanges crosstalk and insulation fault monitoring selection method
CN203070069U (en) Integrated monitoring system for power cable tunnel
CN102900955A (en) Pipeline leakage on-line monitoring device and method based on f fiber temperature detection
CN101587005A (en) Acoustic velocimetry SF6 gas leakage monitoring and warning system
WO2015074473A1 (en) Grounding grid breakpoint diagnostic method for transient electromagnetic method
CN104183155A (en) Device for detecting parking space in parking lot and detection method
CN103344891B (en) Method and device for locating partial discharge of high voltage cable
CN103293443A (en) Overhead wire grounding fault locating method for power distribution network
Wagenaars Integration of online partial discharge monitoring and defect location in medium-voltage cable networks
CN202583315U (en) On-line monitoring system for transformer iron core grounding current
CN204422704U (en) Mobile local discharge comprehensive monitor system
CN102494787B (en) Method and device for dynamically monitoring temperature of power cable connectors
CN102147278B (en) Water meter terminal for outputting multiple sensing signals
CN102841584A (en) Cable tunnel environment parameter monitoring system
CN204422658U (en) A kind of wireless zero resistance insulator power failure proving installation
CN203572887U (en) Wireless three dimensional electric field measurement alarm device
CN203672515U (en) Passive wireless type on-line temperature measurement system
KR101290294B1 (en) Partial discharge diagnostic system of power apparatus using contactless phase measurement sensor
CN103954815A (en) Electricity larceny prevention check main machine
CN202928695U (en) On-line monitoring and early warning system for fault of city cable joint
CN103499768A (en) Power cable real-time state monitoring and operation management system and measuring method of temperature of cable
CN103217612A (en) Fault on-line monitoring and real-time distance measurement method for armored power cable
CN102890259A (en) Line fault indicator detecting system
CN202025062U (en) Small neutral earthed system fault locating device based on 3G (The 3rd Generation Telecommunication) communication network

Legal Events

Date Code Title Description
C14 Grant of patent or utility model