CN201628558U - Digital online monitoring system and monitoring device for power transmission lines - Google Patents

Digital online monitoring system and monitoring device for power transmission lines Download PDF

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CN201628558U
CN201628558U CN2008202354231U CN200820235423U CN201628558U CN 201628558 U CN201628558 U CN 201628558U CN 2008202354231 U CN2008202354231 U CN 2008202354231U CN 200820235423 U CN200820235423 U CN 200820235423U CN 201628558 U CN201628558 U CN 201628558U
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network
sensor
monitoring device
transmission
monitoring
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秦毅
胡广生
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胡广生;秦毅
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Abstract

A digital online monitoring system and a monitoring device for power transmission lines adopt an embedded processor/controller supporting a wireless sensing network and are provided with a wireless communication module which supports the wireless sensing network and is connected with a microcontroller through an SPI bus interface. The wireless communication module is sequentially connected with a gateway of a heterogeneous network, a communication channel and a monitoring main station through wireless sensing, the microcontroller acquires data of a sensor through the wireless communication module, sends action instructions to an actuator and transmits acquired data to a monitoring center to be gathered and ordered. The system fast, accurately, reliably and inerrably monitors various parameters affecting safety operation of the power transmission lines, provides judgment basis for safety operation of overhead lines and avoids residual loss of manned petrol. Hardware of network node equipment is low in price, thereby not only reducing operation cost, labor and time to the utmost extent. The system permits building a network capable of holding 65,000 high redundant nodes of the monitoring device, guarantees that the network has strong data acquisition capacity and error self-recovery capacity, and can be still operated normally on conditions that individual nodes stop.

Description

一种输电线路的数字化在线监测系统和监测装置 Digital line monitoring system for a power transmission line and the monitoring apparatus

技术领域: FIELD:

[0001] 本实用新型涉及一种输电线路的监测方法和相应监测装置,主要用于电力系统的输电线路状态监测,属于电力监测技术领域。 [0001] The present invention relates to a power transmission line monitoring method and a corresponding monitoring means monitoring the state of transmission line is mainly used for electric power system, belonging to the technical field of power monitoring.

背景技术: Background technique:

[0002] 高压电网基本上布置在人迹罕至的郊野地带,长期存在着杆塔基础冲刷、塔体倾斜、导线振动、舞动等事故隐患,鸟害、山火、走廊内树木、覆冰等环境类隐患,以及绝缘子绝缘水平降低、污闪、偷盗等隐患。 [0002] The high-voltage network in country areas disposed substantially inaccessible, the persistence of scouring tower, the tower is tilted, wire vibration, galloping and other accidents, bird damage, fire, corridors trees, ice and other environmental hazards class, and a reduced level of insulation insulator, flashover, theft and other hazards. 输电网迫切需要准确有效的预测事故隐患,大幅度减少破坏性事故发生的次数、频度和概率,降低电网维护修理的人力、物力、时间和劳动条件,保证长期可靠的安全运行;为了实现对输电线路的实时监测,利用、改造甚至需要本实用新型、 研制各种类型的传感器,同时构筑一个变电站与铁塔、铁塔与铁塔之间的传感器网络。 The urgent need for accurate and effective predictive power grid accidents, greatly reduce the number of disruptive incidents, frequency and probability, reduce manpower, resources, time and labor conditions, maintenance and repair of the grid, to ensure long-term reliable and safe operation; In order to achieve Real-time monitoring of transmission lines, the use of, or even need to reform the present invention, the development of various types of sensors, sensor at the same time to build a network between the substation and the tower, the tower and the tower.

[0003] 2005年国家发改委颁布的电力行业标准DL/T 626-2005《劣化盘形悬式绝缘子检测规程》在第五章运行绝缘子的巡检5. 2检测方法、要求、判断准则中规定:必须2年进行一次人工在线运行的火花间隙检测。 [0003] In 2005 the NDRC power industry standard DL / T 626-2005 "pin type insulator deterioration detection protocols" operation in the fifth chapter 5.2 insulators inspection method for detecting claim criterion provides that: 2 years must be a spark gap detection operation manual online. 实际工作中,拿500kV的线路,双回路,单支绝缘子30片,一座铁塔必须做30*6*3*2 = 1080次火花间隙检测,也就是说一个带电作业班工人一天也测不完一座铁塔。 Practical work, take the line of 500kV double circuit, single insulator 30, a tower must be done 30 * 6 * 3 * 2 = 1080 times spark gap detection, that is a live working class workers one day a measured finish Tower. 据中国电力科学研究院《中国电网发展战略报告》,截至2002年, 35kV-500kV线路85. 78万公里,10kV_35kV线路331万公里。 According to the China Electric Power Research Institute, "China Power Grid Development Strategy Report", as of 2002, 35kV-500kV line 857,800 km, 10kV_35kV line 3.31 million kilometers. 工作量大,供电系统无法按规程要求定期实施检测。 Heavy workload, power supply system can not be implemented by regulations require regular testing.

[0004] 本实用新型内容: [0004] SUMMARY The present invention:

[0005] 本实用新型所要解决的一个技术问题是针对人工测试存在的技术缺陷,提出一种基于无线传感网络的输电线路的监测方法。 A technical problem [0005] The present invention is directed to be solved by technical deficiencies existing manual testing, to provide a transmission line monitoring method based wireless sensor network.

[0006] 本实用新型所要解决的另一个技术问题是上述监测方法的监测装置。 Another technical problem [0006] The present invention is to solve the above-described monitoring apparatus is monitoring method.

[0007] 对于本实用新型基于无线传感网络的输电线路的监测方法,其技术问题通过以下技术方案予以解决。 [0007] For the present invention, transmission line monitoring method based wireless sensor network, the technical problems to be solved by the following technical solutions.

[0008] 这种基于无线传感网络的输电线路的监测方法的特征在于: [0008] Based on such characteristics of the transmission line monitoring method of wireless sensor network comprising:

[0009] 依次有如下步骤: [0009] The following steps in sequence:

[0010] (1)每个基于无线传感网络的监测装置通电后,启动建立自组织网络,包括每个基于无线传感网络的监测装置建立至异构网络的网关的路由,以及异构网络的网关建立至基于无线传感网络的监测装置的路由表。 [0010] (1) After each monitoring device is powered wireless sensor network based on starting up an ad hoc network, comprising a heterogeneous network to establish a monitoring device based wireless sensor network routing for each gateway, and heterogeneous network gateway to establish a routing table based on the monitoring of the wireless sensor network apparatus.

[0011] (2)基于无线传感网络的监测装置,通过其建立至异构网络的路由,将监测装置传感器采集的传感信息传输至异构网络的网关。 [0011] (2) based wireless sensor network monitoring apparatus, to establish a route through which a heterogeneous network, the monitoring apparatus transmitting sensor information collected by the sensor to a heterogeneous network gateway.

[0012] (3)主站系统通过异构网络的网关至每个基于无线传感网络的监测装置的路由, 发出遥测、遥信、遥控、遥调、遥视信号给每个或指定的监测装置。 [0012] (3) Each master system routing wireless sensor networks based on the monitoring device, issued telemetry, remote, remote control, remote adjustment to the heterogeneous network through a gateway, or a remote television signal to each of the designated monitoring device.

[0013] 对于本实用新型的基于无线传感网络的输电线路的监测方法来说,其技术问题通过以下进一步的技术方案予以解决。 [0013] For the present invention a method for monitoring transmission line based wireless sensor network, the technical problem to be solved by the following technical solution further.

[0014] 所述自组织网络,由基于无线传感网络的监测装置形成自组织、自路由、自恢复、自愈合的无线多跳网络,监测装置具有路由功能,监测装置能够和相邻的任何监测装置相互通信,由此通过无线连接构成任意的网络拓扑,实现监测装置和主站系统之间的通信,这种网络可以独立工作,也可以与光纤、蜂窝无线网络连接,在后一种情况中无线传感网络通常以接入网络形式接入现有网络。 [0014] The ad hoc network, the devices form an ad hoc-based wireless sensor network monitoring, self-routing, self-healing, self-healing wireless multi-hop network, the monitoring device having a routing function, and the monitoring device can be adjacent any monitoring devices communicate with each other, thereby constituting a wireless connection to any network topology, communication between the master system and the monitoring device, such a network can operate independently, the optical fiber may be connected to the cellular radio network, in the latter in the case of conventional wireless sensor networks network access is typically in the form of access network.

[0015] 所述异构网络,包括光纤、电缆、PSTN有线网络,以及GSM/CDMA/3G/WiMax无线蜂窝网络。 [0015] The heterogeneous network, comprising an optical fiber, cable, PSTN cable network, and GSM / CDMA / 3G / WiMax wireless cellular network.

[0016] 所述主站系统是指安装在运行监控中心的计算机系统,具备专家分析系统。 The [0016] Master computer system is a system installed in the monitoring center operation includes expert analysis system.

[0017] 所述传感信息,包括泄露电流(里程0. Ol-IOOmA精度IOuA)、脉冲频次(50-20000Hz)、温度(量程-50C-100C灵敏度0. 5C)、湿度(量程1 % -100 %灵敏度+/-2 % )、风速(量程:0-100m/s精度:士0. 4+ (0. 05 X实际风速)m/s ;风向测量范围: 0-360°精度:士5)、视频摄像信息、声音信息。 [0017] The sensing information, including leakage current (mileage 0. Ol-IOOmA precision IOUA), pulse frequency (50-20000Hz), temperature (-50C-100C sensitivity range 0. 5C), humidity (range 1% - sensitivity 100% +/- 2%), wind speed (range: 0-100m / s accuracy: Disabled 0. 4+ (0. 05 X actual wind speed) m / s; wind measurement range: 0-360 ° accuracy: ± 5 ), video camera information, sound information.

[0018] 所述采集的传感信息包括由两个或多个独立的传感器所提供的、从不同侧面描述同一对象或环境的、彼此间又不相互重复的多个互补信息;一组传感器(或一个传感器多次观测)获得的关于同一环境特征的冗余信息。 [0018] The sensing information collected comprises two or more separate sensors provided, describe different aspects of the same object or environment, to each other without repeating a plurality of mutually complementary information; and a set of sensors ( a sensor or multiple observations) on the same redundant information obtained by the environmental feature. 互补信息和冗余信息通过人工智能和专家系统处理,成功防止错误反应的发生。 Complementary information and redundant information processing by artificial intelligence and expert systems successfully to avoid the wrong reaction.

[0019] 对于本实用新型基于无线传感网络的输电线路监测装置来说,其技术问题通过以下技术方案予以解决。 [0019] For the present invention, transmission line monitoring apparatus based wireless sensor network, the technical problem to be solved by the following technical solutions.

[0020] 所述基于无线传感网络的输电线路监测装置,监测装置屏蔽盒安装在输电线路铁塔的横担处,通过微风发电、太阳能发电和储电装置供电,包括安装导线表面的光纤温/湿度传感器、安装在绝缘子球头挂环金具上的泄露/脉冲电流传感器、应力传感器,安装在输电铁塔塔身处的视频摄像头、声纳传感器、加速度器,风速/风向传感器、超声波发生器、紫外成像仪传感器,传感器的信号输入给预处理单元、信号经过预处理单元处理后由中央处理器控制存储和传输,若决定存储则输出给存储器并经哈希运算后存储,若决定传输则输出给无线传输模块查看路由表遵循瞬时最优路由规则进行传输。 [0020] The transmission line monitoring apparatus based wireless sensor network, the monitoring device mounted in the shield case of the cross arm Transmission Tower, through the breeze power, solar power, and electric power storage means comprises an optical fiber mounting surface of the wire temperature / a humidity sensor mounted in the ball head on the insulator leakage in the fittings ring / current sensors, stress sensors, installed in the transmission of the iron tower live video cameras, sonar sensors, accelerometers, wind speed / wind direction sensor, an ultrasonic generator, ultraviolet imager sensor, a sensor signal input to the pre-processing unit, the signal processing control unit after pre-stored and transmitted by the central processor, determines if the storage memory is output to the memory hashed and dried, if the decision is transmitted to the output wireless transmission module routing table to follow the instantaneous optimal routing rules for transmission.

[0021] 所述基于无线传感网络的监测装置的特点是: [0021] The features of the monitoring device based wireless sensor network is:

[0022] 所述光纤温度传感器是当电线温度变化时,紧贴在电线上的光纤传感温度也发生变化,将温度信息通过光纤传送给位于横档处的监测装置。 [0022] The optical fiber temperature sensor when the temperature changes when the electric wire, the electric wire close to the fiber sensing temperature changes, temperature information is transmitted to the monitoring apparatus through the optical fiber positioned at the crosspiece. 在各种气象条件下(包括覆冰状态),通过光纤温度传感器可以测量导线运行中输送容量,以便调度实时掌握运行状态, 提高调度能力。 Under various weather conditions (including ice state), the optical fiber temperature sensor may measure the transmission capacity of the wire running to schedule real-time status, improved scheduling capabilities.

[0023] 所述应力传感器是安装在铁塔结构组件上,测试铁塔的应力变化,以防倒杆倒塔事故,安装在导线悬挂点处的金具通过应力变化可以测出各种荷载情况下的受力情况以及导线的振动频率、幅值、应力、舞动、摇摆。 [0023] The stress sensors are mounted on the tower structure assembly stress test tower, the tower down to prevent accidents down lever, mounted on the wire suspension point fittings can be measured under various loading conditions under the stress variation the vibration frequency of the wire as well as the force, amplitude, stress, dancing, swing.

[0024] 所述的泄露电流传感器安装在绝缘子悬挂点的金具上,当绝缘子污秽严重时或雷击时有泄漏电流或击穿电流通过时,可通过该装置测出绝缘子泄漏和雷击电流从而减少输电工人实施零值检测的工况,预防和减少污闪造成的线路跳闸以及因此而造成的事故分析。 [0024] The leakage current sensor is mounted on a suspension point of the insulator fittings, when there through, the insulator can be measured by means of the leakage current or breakdown current leakage and to reduce the transmission time of the lightning current when lightning or severe contamination insulator workers embodiment zero value detected condition, prevent and reduce flashover caused by line tripping accidents caused thereby and analysis.

[0025] 所述加速度传感器通过安装在铁塔上的三轴的加速度传感器来测量塔体受外力作用的振动波,通过振动波来判断是人为盗窃塔材还是导线舞动。 [0025] The acceleration sensor to measure the vibration wave tower by external force by an acceleration sensor mounted on the tower three axes, the vibration wave is determined by the column material is artificial or theft galloping conductors.

[0026] 所述声纳传感器是是声音(Sound)、导航(Navigation)和搜索(Ranging)三个单词首字母缩写词,可以根据人声、风声、冰凌声进行采集、判断。 [0026] The sensor is a sonar sound (the Sound), Navigation (Navigation) and search (the Ranging) three English acronym, can be collected, it is determined according to the human voice, wind, ice sound. 所述风速/风向传感器可采集风速、风向信息。 Said wind speed / direction sensor may collect wind speed and direction information. 通过导线和塔体物体固有频率和状态频率无线传递到附近的接受装置同样可以实现温度传感器的相关功能。 Functions related to the transmission frequency of the wireless receiving means near the same can be achieved by the temperature sensor and the state of the wires and the natural frequency of the tower body.

[0027] 所述超声波发声器发出的各种频率的声波干扰威慑鸟类,其可安装在绝缘子挂点的上端以防鸟类飞禽在上面筑巢。 The [0027] sound wave interference bird deterrent various frequencies emitted ultrasonic horn, which can be mounted on the upper end of the insulator hanging point to prevent the birds birds nest above.

[0028] 所述风速/风向传感器,采用的是三杯式感应器,当风杯受风的作用而旋转时,经转换电路的变换,产生正比于风速的频率信号输出。 [0028] The wind speed / direction sensor, uses three cups type sensor, when receiving wind cups and rotated through the shift converter circuit, generating an output frequency signal proportional to the wind speed.

[0029] 所述视频摄像头受主站系统控制或其他传感器触发可对导线舞动、人为盗窃、绝缘子污秽状况进行旋转、聚焦、拍照、摄像。 The [0029] Video camera control system by the master station or other sensor may be triggered for the galloping, artificial theft, insulator contamination condition rotates the focus, camera, camera.

[0030] 所述紫外成像仪和远红外成像仪用来探测电晕、分析绝缘子沿面放电,来判断绝缘子的运行状态和导线接头处的温度。 The [0030] UV and far infrared imager imager for detecting corona, insulators creeping discharge analysis to determine the temperature of the operating state of the insulator and conductor joints.

[0031] 所述监测装置采用的外露信号导线均采用双层屏蔽线,其外层屏蔽在最靠近铁塔的绝缘子的铁头接地,其内层屏蔽在检测装置安装位置接地。 [0031] said exposed signal conductors are made of monitoring device uses shielded double cable, which outer shield iron tower nearest the ground insulator, which is mounted in the inner shield ground position detecting means. 本装置对于传感器的输入接口,采取了防渗、防串扰、防雷击等措施,以保证接口的可靠性。 This means an input interface for sensor taken seepage, crosstalk prevention, lightning and other measures to ensure the reliability of the interface. 屏蔽盒采用外层铜屏蔽,内层铁屏蔽分别防止强电场、强磁场和大信号的干扰。 Shield box shielding outer layer of copper, iron inner shield is to prevent interference strong electric field, magnetic field, and large signals.

[0032] 所述中央处理器是支持无线传感网络的嵌入式处理器/控制器,固化的程序包括多线程实时操作系统、传感协议栈、数据安全层、应用支持子层和设备管理,负责安全,可靠的信息交换。 [0032] The central processor is an embedded processor supporting wireless sensor network / controller, the cured multi-threaded program comprising real-time operating system, sensing the protocol stack, data security, application support sub-layer and device management, responsible for security, reliable information exchange.

[0033] 设有支持无线传感网络的无线传输模块,所述支持无线传感网络的无线传输模块由所述中央处理器控制,通过SPI总线接口与所述中央处理器相连,即无线传输模块各传感单元合用主控制单元的中央控制器,以提高系统稳定性,并显著降低系统成本。 [0033] The wireless sensor network is provided to support a wireless transmission module, a wireless sensor network, a wireless transmission control module by the central processor, through the SPI bus interface with the central processor, i.e., a wireless transmission module each sensing unit used in combination the main control unit central controller, in order to improve system stability, and significantly lower system cost.

[0034] 对于本本实用新型的无线传感网络的监测装置来说,其技术问题通过以下进一步的技术方案予以解决。 [0034] invention for the books wireless sensor network monitoring apparatus, the technical problem to be solved by the following technical solution further.

[0035] 所述支持无线传感网络的无线传输模块是至少具有以下功能的无线传输模块: [0035] The wireless sensor network is a wireless transmission module at least having a function of wireless transmission module:

[0036] (1)低功耗设计; [0036] (1) low power design;

[0037] (2)有SPI 接口; [0037] (2) with a SPI interface;

[0038] (3)有接收信号强度指示(Received Signal Strength Indication,简称RSSI) 与链路质量指示(link quality indication,简称LQI)支持。 [0038] (3) a received signal strength indication (Received Signal Strength Indication, referred to as RSSI) indication of the link quality (link quality indication, referred LQI) support.

[0039] 所述支持无线传感网络的中央处理器是至少具有以下功能的嵌入式处理器/控制器: Embedded Processor [0039] The wireless sensor network is a central processing unit having at least the following functions / controller:

[0040] (1)有足够容量存放无线传感网络协议栈的RAM,且Flash程序区可自读写; [0040] (1) has sufficient capacity to store wireless sensor network protocol stack of RAM, Flash and the program area can be read from;

[0041] (2)固化有数据采集、存贮、数据发送,以及支持无线组网通信程序,且有在线编程功能; [0041] (2) curing the data collection, storage, data transmission, wireless networking communication, and a program, and there is in-circuit programming;

[0042] (3)有包括中断、复位的异常控制功能; [0042] (3) comprises an interrupt, exception control reset function;

[0043] (4)低功耗设计; [0043] (4) Low power design;

[0044] (5)有EMS电磁防护功能。 [0044] (5) EMS electromagnetic protection.

[0045] 所述无线传感网络协议,包括提供MAC层和网络层的服务、自动形成多跳网络路由和可自主控制的网络拓扑结构,同时在个别节点失效的情况下快速自适应恢复,以实现网络的自组织、自冗余、自恢复、自动睡眠与苏醒,保持电能计量装置极低的能耗,安全层提供系统的整体安全机制。 [0045] The protocols of the wireless sensor network, comprising providing a MAC layer and the network layer, multi-hop network is formed automatically routing and network topology may be autonomously controlled, while in the case of fast adaptive recovery of the individual node failure, to achieve self-organizing networks, since redundant, self-healing, automatic sleep and wake, keeping energy metering devices with very low power consumption, security layer providing overall system security mechanisms. 保护MAC层、网络或应用层,为了降低存储要求,它们可以分享安全钥匙,应用支持子层通过网络层和安全层与端点相接,并为数据传送、安全和绑定提供服务。 MAC layer protection, the network or application layer, in order to reduce storage requirements, they can share the key, and the application support sub-layer through the network and security layers in contact with the endpoint, and to provide data transmission services, security and binding.

[0046] 本本实用新型和现有技术相比具有如下的优点和有益效果: [0046] The invention and the prior art notebook has the following advantages and benefits compared:

[0047] (1)本本实用新型采用自组织网络技术,与传统人工监测的方法相比,大大提高了监测效率,同时不受到地理环境条件的限制。 [0047] (1) limit the use of utility model books self-organizing network technology, compared with the traditional method of manual monitoring, greatly improving the efficiency of monitoring, while not subject to geographic and environmental conditions.

[0048] (2)本本实用新型符合国家发改委《电网与电厂计算机监控系统及调度数据网络安全防护规定》的要求为电力系统专业监测网络,与其他网络有效地进行了物理隔离。 [0048] (2) books utility model in line with the national development and reform commission, "grid and power plant computer monitoring system and dispatch data network security regulations" requirements for professional monitoring network power systems, were physically separated effectively with other networks.

附图说明: BRIEF DESCRIPTION OF:

[0049] 下面结合实施方式并对照本实用新型作进一步说明: [0049] The following embodiments in conjunction with the present invention and the control is further described:

[0050] 图1为本实用新型的数字化在线监测系统组成示意图; [0050] FIG. 1 of the present invention composed of digital line monitoring system schematic;

[0051] 图2为本实用新型的数字化在线监测装置组成方框图。 [0051] FIG. 2 is a block diagram showing the composition of the invention the digital line monitoring devices.

具体实施方式: Detailed ways:

[0052] 如图1所示本数字化在线监测系统由输电铁塔在线监测装置1、无线传感网络2、 异构网络网关3、监测子站4、广域网络5、监测主站6组成。 [0052] The present digital shown by the line monitoring system is shown in Transmission Tower line monitoring device 1, 2, 3 heterogeneous network gateway, the wireless sensor network monitoring sub-station 4, a wide area network 5, 6 composed of the master monitor.

[0053] 输电铁塔在线监测装置1是基于无线传感网络的输电铁塔在线监测装置,通电后,启动建立支持自组织网络的无线传感网络2,包括每个支持自组织网络的输电铁塔在线监测装置1建立至异构网络网关3的路由,异构网络网关3建立至无线传感网络2网络中每个输电铁塔在线监测装置1的路由表。 [0053] Transmission Tower line monitoring apparatus 1 is based on transmission line monitoring apparatus tower wireless sensor network, the power, starting the establishment of an ad hoc network to support wireless sensor network 2, each including an ad hoc network supporting Transmission Tower Online Monitoring means a heterogeneous network to establish a routing gateway 3, gateway 3 establishes a heterogeneous network WSN 2 transmission Tower each network line monitoring device 1 of the routing table.

[0054] 每个支持无线传感网络2的输电铁塔在线监测装置1,通过其建立异构网络网关3 的路由,将采集的常规数据、异常状态数据传输至异构网络网关3,由异构网络网关3通过广域网络5再传输至监测主站6,同时接收来自监测主站6的巡检、查询指令。 [0054] Transmission Tower line monitoring apparatus 2 each support a wireless sensor network, establishing a heterogeneous network gateway through which the route 3, the conventional data acquisition, abnormal state of the data transmission network gateway 3 to the isomerization, the isomerized WAN network gateway 3 through 5 for transfer to the main monitoring station 6, while monitoring the received polling from the master station 6, query instruction.

[0055] 如图2所示的输电线路的数字化在线监测装置1,直接安装在安装在输电线路铁塔的横担处,通过微风发电、太阳能发电和储电装置29储能,电能通过EMC电磁防护30、低压差线性稳压器LDO 28后给系统供电,包括安装导线表面的光纤温/湿度传感器11、安装在绝缘子球头挂环金具上的泄露/脉冲电流传感器12、应力传感器13,安装在输电铁塔塔身处的视频摄像头19、声纳传感器18、加速度传感器17,风速/风向传感器16、超声波发生器15、紫外线远红外成像仪传感器14,传感器的信号通过系统外部通讯接口20传输给系统外部通讯接口20、信号经过接口驱动电路21由中央处理器MCU 25控制存储和传输,若决定存储则输出给存储器并经哈希运算后存储,若决定传输则输出给无线传输模块查看路由表遵循瞬时最优路由规则进行传输。 [0055] Digital line transmission line monitoring device shown in FIG. 1, mounted directly on the cross arm mounted at the transmission line tower, through the breeze power, solar power and power storage device 29 energy storage, energy by electromagnetic EMC protection 30, low-dropout linear regulator power to the system after the LDO 28, comprising an optical fiber temperature / humidity sensor mounting surface of the wire 11, mounted on the insulator ball hanging leakiness ring fittings / current sensors 12, the stress sensor 13, mounted transmission iron tower live video camera 19, a sonar sensor 18, an acceleration sensor 17, the wind speed / direction sensor 16, ultrasonic generator 15, far-infrared camera ultraviolet sensor 14, the sensor signals the external communication system through the transmission interface 20 to the system external communication interface 20, a drive signal via the interface circuit 21 by the central processing unit MCU 25 controls the storage and transport, if the decision is outputted to the memory storage and after storage hash algorithm, determines if the transmission is output to the radio transmission module to follow the routing table instantaneous optimal routing rules for transmission.

[0056] 所述基于无线传感网络的监测装置的特点是: [0056] The features of the monitoring device based wireless sensor network is:

[0057] 所述光纤温度传感器11是当电线温度变化时,紧贴在电线上的光纤传感温度也发生变化,将温度信息通过光纤传送给位于横档处的监测装置。 The [0057] optical fiber temperature sensor 11 when the electric wire temperature changes, on the wire close to the fiber sensing temperature changes, the temperature information is transmitted to the optical fiber monitoring apparatus located at the crosspiece. 在各种气象条件下(包括覆冰状态),通过光纤温度传感器可以测量导线运行中输送容量,以便调度实时掌握运行状态,提高调度能力。 Under various weather conditions (including ice state), the optical fiber temperature sensor may measure the transmission capacity of the wire running to schedule real-time status, improved scheduling capabilities.

[0058] 所述应力传感器13是安装在铁塔结构组件上,测试铁塔的应力变化,以防倒杆倒塔事故,安装在导线悬挂点处的金具通过应力变化可以测出各种荷载情况下的受力情况以及导线的振动频率、幅值、应力、舞动、摇摆。 [0058] The stress test stress sensor 13 is mounted on the tower the tower structure assembly, down the tower to prevent accidents down lever, mounted on the wire suspension point fittings can be measured by stress under various loading conditions the forces and the vibration frequency of the wire, the magnitude of the stress, dancing, swing.

[0059] 所述的泄露电流传感器12安装在绝缘子悬挂点的金具上,当绝缘子污秽严重时或雷击时有泄漏电流或击穿电流通过时,可通过该装置测出绝缘子泄漏和雷击电流从而减少输电工人实施零值检测的工况,预防和减少污闪造成的线路跳闸以及因此而造成的事故分析。 [0059] The leakage current sensor 12 is mounted on a suspension point of the insulator fittings, leakage current or breakdown current through, can be measured by means of the insulator and the leakage current when lightning when lightning or severely reduce contamination insulator transmission workers embodiment zero value condition detection, prevention and reduction of pollution caused by the flash line trip and thus caused the accident analysis.

[0060] 所述加速度传感器17通过安装在铁塔上的三轴的加速度传感器来测量塔体受外力作用的振动波,通过振动波来判断是人为盗窃塔材还是导线舞动。 [0060] The acceleration sensor 17 to measure the tower by an external force of vibration wave, the vibration wave is determined by the column material is artificial theft or the galloping acceleration sensor mounted on the three axes of the tower.

[0061] 所述声纳传感器18是是声音(Sound)、导航(Navigation)和搜索(Ranging)三个单词首字母缩写词,可以根据人声、风声、冰凌声进行采集、判断。 [0061] The sensor 18 is a sonar sound (the Sound), Navigation (Navigation) and search (the Ranging) three English acronym, can be collected, is determined according to the human voice, wind, ice sound. 所述风速/风向传感器可采集风速、风向信息。 Said wind speed / direction sensor may collect wind speed and direction information. 通过导线和塔体物体固有频率和状态频率无线传递到附近的接受装置同样可以实现温度传感器的相关功能。 Functions related to the transmission frequency of the wireless receiving means near the same can be achieved by the temperature sensor and the state of the wires and the natural frequency of the tower body.

[0062] 所述超声波发声器15发出的各种频率的声波干扰威慑鸟类,其可安装在绝缘子挂点的上端以防鸟类飞禽在上面筑巢。 [0062] The interfering acoustic bird deterrent various frequencies emitted ultrasonic horn 15, which may be mounted hanging on the upper end of the insulator to prevent the birds birds nest points above.

[0063] 所述风速/风向传感器16,采用的是三杯式感应器,当风杯受风的作用而旋转时, 经转换电路的变换,产生正比于风速的频率信号输出。 [0063] The wind speed / direction sensor 16, using the three cups type sensor, when receiving wind cups and rotated through the shift converter circuit, generating an output frequency signal proportional to the wind speed.

[0064] 所述视频摄像头受主站系统控制或其他传感器触发可对导线舞动、人为盗窃、绝缘子污秽状况进行旋转、聚焦、拍照、摄像。 The [0064] Video camera control system by the master station or other sensor may be triggered for the galloping, artificial theft, insulator contamination condition rotates the focus, camera, camera.

[0065] 所述紫外成像仪和远红外成像仪14用来探测电晕、分析绝缘子沿面放电,来判断绝缘子的运行状态和导线接头处的温度。 The [0065] UV imager 14 and far-infrared camera for detecting corona, insulators creeping discharge analysis to determine the temperature of the operating state of the insulator and conductor joints.

[0066] 所述监测装置采用的外露信号导线均采用双层屏蔽线,其外层屏蔽在最靠近铁塔的绝缘子的铁头接地,其内层屏蔽在检测装置安装位置接地。 The [0066] device using the exposed signal wires are used to monitor the double shielded cable, which outer shield closest to the ground insulator iron tower, which inner shield is mounted in the ground position detecting means. 本装置对于传感器的输入接口,采取了防渗、防串扰、防雷击等措施,以保证接口的可靠性。 This means an input interface for sensor taken seepage, crosstalk prevention, lightning and other measures to ensure the reliability of the interface. 屏蔽盒采用外层铜屏蔽,内层铁屏蔽分别防止强电场、强磁场和大信号的干扰。 Shield box shielding outer layer of copper, iron inner shield is to prevent interference strong electric field, magnetic field, and large signals.

[0067] 所述中央处理器MCU 25是支持无线传感网络的嵌入式处理器/控制器,固化的程序包括多线程实时操作系统、传感协议栈、数据安全层、应用支持子层和设备管理,负责安全,可靠的信息交换。 [0067] The central processing unit MCU 25 supports wireless sensor network embedded processors / controllers, multi-threaded program comprising curing time operating system, sensing the protocol stack, the data security layer, and the application support sub-layer device management is responsible for safe and reliable information exchange.

[0068] 设有支持无线传感网络的无线传输模块RF 26,所述支持无线传感网络的无线传输模块由所述中央处理器MCU25控制,通过SPI总线接口与所述中央处理器MCU 25相连, 即无线传输模块各传感单元合用主控制单元的中央控制器,以提高系统稳定性,并显著降低系统成本。 [0068] The wireless sensor network is provided to support wireless transmission module RF 26, the wireless sensor network, a wireless transmission module, coupled to said central processor via MCU25 SPI bus interface controlled by the central processing unit MCU 25 , i.e. the radio transmission module of each sensing unit controller combined main central control unit, in order to improve system stability, and significantly lower system cost.

[0069] 对于本实用新型的无线传感网络的监测装置来说,其技术问题通过以下进一步的技术方案予以解决。 [0069] For the present invention a monitoring device for a wireless sensor network, the technical problems to be solved by the following technical solution further.

[0070] 所述支持无线传感网络的无线传输模块RF26是至少具有以下功能的无线传输模块: [0070] The wireless sensor network is a wireless transmission module RF26 at least having a function of wireless transmission module:

[0071] (1)低功耗设计; [0071] (1) low power design;

[0072] (2)有SPI 接口; [0072] (2) with a SPI interface;

[0073] (3)有接收信号强度指示(Received Signal Strength Indication,简称RSSI) 与链路质量指示(link quality indication,简称LQI)支持。 [0073] (3) a received signal strength indication (Received Signal Strength Indication, referred to as RSSI) indication of the link quality (link quality indication, referred LQI) support. [0074] 所述支持无线传感网络的中央处理器是至少具有以下功能的嵌入式处理器/控制器: Embedded Processor [0074] The wireless sensor network is a central processing unit having at least the following functions / controller:

[0075] (1)有足够容量存放无线传感网络协议栈的RAM,且Flash程序区可自读写; [0075] (1) has sufficient capacity to store wireless sensor network protocol stack of RAM, Flash and the program area can be read from;

[0076] (2)固化有数据采集、存贮、数据发送,以及支持无线组网通信程序,且有在线编程功能; [0076] (2) curing the data collection, storage, data transmission, wireless networking communication, and a program, and there is in-circuit programming;

[0077] (3)有包括中断、复位的异常控制功能; [0077] (3) comprises an interrupt, exception control reset function;

[0078] (4)低功耗设计; [0078] (4) Low power design;

[0079] (5)有EMS电磁防护功能。 [0079] (5) EMS electromagnetic protection.

[0080] 所述无线传感网络协议,包括提供MAC层和网络层的服务、自动形成多跳网络路由和可自主控制的网络拓扑结构,同时在个别节点失效的情况下快速自适应恢复,以实现网络的自组织、自冗余、自恢复、自动睡眠与苏醒,保持电能计量装置极低的能耗,安全层提供系统的整体安全机制。 [0080] The wireless sensor network protocols, including providing the MAC layer and network layer, multi-hop network is formed automatically routing and network topology may be autonomously controlled, while in the case of fast adaptive recovery of the individual node failure, to achieve self-organizing networks, since redundant, self-healing, automatic sleep and wake, keeping energy metering devices with very low power consumption, security layer providing overall system security mechanisms. 保护MAC层、网络或应用层,为了降低存储要求,它们可以分享安全钥匙,应用支持子层通过网络层和安全层与端点相接,并为数据传送、安全和绑定提供服务。 MAC layer protection, the network or application layer, in order to reduce storage requirements, they can share the key, and the application support sub-layer through the network and security layers in contact with the endpoint, and to provide data transmission services, security and binding.

[0081] 主控制单元包括带非易失性存储器FLASH 27的微控制器MCU 25,以及微控制器MCU25的外围电路:晶振23、指示灯接口电路24。 [0081] The main control unit comprises a FLASH non-volatile memory with the microcontroller 27 of the MCU 25, and a microcontroller MCU25 peripheral circuits: oscillator 23, an interface circuit 24 LEDs.

[0082] 非易失性存储器FLASH 27是Ramtron公司出品的型号为FM24C64/FM24C256的64/256KB非易失性铁电随机存储器,可擦写寿命为100亿次,掉电数据保存10年,写数据无延时,总线速度可以达到IMHz。 [0082] The nonvolatile memory FLASH 27 is produced Ramtron's Model 64 / 256KB nonvolatile ferroelectric random access memory FM24C64 / FM24C256 can Endurance of 100 million times, 10 years data retention power-down, the write data without delay, bus speeds can reach IMHz.

[0083] 微控制器MCU 25是Freescale公司出品的型号为MC68HC908LJ24的支持无线传感网络的嵌入式微控制器,8MHZ内部总线频率,768字节片内RAM,24K片内FLASH程序存储器,具有在线编程能力和保密功能,运行电压比较低,功耗小,使用电池即可完成供电,其自带实时时钟模块和LCD驱动模块,特别适用于智能仪表,微控制器8固化的程序包括多线程实时操作系统、无线传感网络协议栈、数据安全层、应用支持子层和无线传感网络设备管理,负责安全、可靠的信息交换。 [0083] The microcontroller MCU 25 is produced by Freescale model wireless sensor network MC68HC908LJ24 embedded microcontroller, frequency 8MHZ internal bus, 768 bytes of on-chip RAM, the 24K chip FLASH program memory, with online programming capacity and security function, a relatively low operating voltage, power consumption, battery power to complete its own real-time clock module and an LCD driver module, particularly for smart meter, microcontroller 8 curing time operating program comprising multithreading systems, wireless sensor network protocol stack, data security, application support sub-layer wireless sensor network and device management, responsible for security, reliable information exchange. 设有由微控制器MCU 25控制的支持无线传感网络的无线通信模块RF26,它通过SPI总线接口与微控制器MCU 25相连,并依次通过无线传感网络2 与异构网络的网关3、广域网络5与监测主站6相连,微控制器MCU 25通过支持无线传感网络的无线通信模块RF 26接收监测主站6的巡检、查询指令,并将采集的数据传送至监测主站6汇整。 The wireless communication module RF26 MCU is provided by the microcontroller 25 controls the wireless sensor network is that through the SPI bus interface 25 is connected to an MCU, and passes through the gateway wireless sensor network 2 and 3, the heterogeneous network, 5 is connected to WAN monitoring master station 6, the microcontroller MCU 25 through the wireless sensor network wireless communication module receives the RF 26 monitor polling master station 6, the query instruction, and the collected data to the monitoring master station 6 aggregate.

[0084] 支持无线传感网络的无线通信模块RF26包括Freescale公司出品的型号为MC13192/1的双向2. 4GHz射频数据调制解调器、时钟电路,平衡与非平衡电路和天线,所述射频数据调制解调器根据IEEE 802. 15. 4标准设计,采用无线传感网络技术,具有优化的数字核心,有助于降低处理功率,缩短执行周期,使用电池即可完成供电。 [0084] The wireless sensor network comprises a wireless communication module RF26 model produced by Freescale bidirectional 2. 4GHz MC13192 / 1 radio data modem, clock circuits, balanced and unbalanced circuits and an antenna, said radio frequency data modem according to IEEE 802. 15.4 standard design, wireless sensor network technology, with optimized digital core helps to reduce the processing power, reduced cycles, battery power to complete.

[0085] 本本实用新型提供DES、AES、SSF33空中加密算法,先编写通过SPI接口控制MC13192/1射频数据调制解调器的驱动程序,然后在其上完成无线传感网络的MAC层开发。 [0085] The invention provides books DES, AES, SSF33 air encryption algorithm, to write through the SPI interface control MC13192 / 1 radio data modem driver, and complete development of the wireless sensor network MAC layer thereon.

[0086] 固化的程序包括输电线路在线监测应用程序,提供信息显示服务的显示应用程序,提供RS485通信服务的通信应用程序,提供对网络层参数进行配置和访问的无线传感网络设备系统程序,它们共同使用802. 15. 4和无线传感网络协议栈提供的服务。 [0086] curing line transmission line monitoring program comprising the application, to provide information display application service, the application providing communication services RS485 communications, wireless sensor networks and devices to program the network layer and access parameters are configured, they commonly used services and wireless sensor network protocol stacks 802. 15.4.

[0087] 以上内容是结合具体的优选实施方式对本本实用新型所作的进一步详细说明,不能认定本本实用新型的具体实施只局限于这些说明。 [0087] The above is described in further detail with reference to specific preferred embodiments of the invention made books, books invention should not be considered limited to the particular embodiments described. 对于本本实用新型所属技术领域的普通技术人员来说,在不脱离本实用新型构思的前提下,还可以做出若干简单推演或替换,都应当视为属于本实用新型由所提交的权利要求书确定的专利保护范围。 For books BACKGROUND invention belongs ordinary skill, without departing from the concepts of the present invention, you can make various simple deduction or replacement should be considered by the present invention as claimed in the new claims submitted belongs the patentable scope is determined.

Claims (9)

  1. 一种输电线路的数字化在线监测系统的特征在于:依次有如下步骤:(1)每个基于无线传感网络的监测装置通电后,启动建立自组织网络,包括每个基于无线传感网络的监测装置建立至异构网络的网关的路由,以及异构网络的网关建立至基于无线传感网络的监测装置的路由表,(2)基于无线传感网络的监测装置,通过其建立至异构网络的路由,将监测装置传感器采集的传感信息传输至异构网络的网关,(3)主站系统通过异构网络的网关至每个基于无线传感网络的监测装置的路由,发出遥测、遥信、遥控、遥调、遥视信号给每个或指定的监测装置。 Digital line monitoring system wherein a power transmission line comprising: the following steps in sequence: (1) each of the monitoring device is powered wireless sensor network based on starting up an ad hoc network, including monitoring each based wireless sensor network the gateway device establishes a heterogeneous network routing gateway, and heterogeneous network to establish a monitoring device based on the routing table of the wireless sensor network, (2) based wireless sensor network monitoring apparatus, which establishes a heterogeneous network by routing, transmitting the sensor information acquired by the sensor monitoring apparatus heterogeneous network to the gateway, (3) master system via a heterogeneous network gateway to route each wireless sensor networks based on the monitoring device, issued telemetry, , remote control, remote adjustment, remote monitor or television signal to each of the specified device.
  2. 2.根据权利要求1所述的一种输电线路的数字化在线监测系统,其特征在于:所述自组织网络,由基于无线传感网络的监测装置形成自组织、自路由、自恢复、自愈合的无线多跳网络,监测装置具有路由功能,监测装置能够和相邻的任何监测装置相互通信,由此通过无线连接构成任意的网络拓扑,实现监测装置和主站系统之间的通信,这种网络可以独立工作,也可以与光纤、蜂窝无线网络连接,在后一种情况中无线传感网络通常以接入网络形式接入现有网络。 The digital line monitoring system of claim 1. A transmission line as claimed in claim, wherein: said ad-hoc network, the devices form an ad hoc-based wireless sensor network monitoring, self-routing, self-healing, self-healing bonded wireless multi-hop network, the monitoring device having a routing function, and a monitoring device capable of communicating with each other adjacent to any monitoring device, thereby constituting an arbitrary topology network via a wireless connection, communication between the master device and the monitoring system, which such networks can work independently, may be connected to the optical fiber, cellular radio network, in the latter case the wireless sensor network typically access the network forms of access to existing networks.
  3. 3.根据权利要求一种输电线路的数字化在线监测系统,其特征在于:所述采集的传感信息包括由两个或多个独立的传感器所提供的、从不同侧面描述同一对象或环境的、彼此间又不相互重复的多个互补信息;一组传感器获得的关于同一环境特征的冗余信息,互补信息和冗余信息通过人工智能和专家系统处理,成功防止错误反应的发生。 The digital line transmission line monitoring system as claimed in claim wherein: the sensor information collected comprises two or more separate sensors provided, describe different aspects of the same object or environment, each other without repeating a plurality of mutually complementary information; redundant information about the environment of the same characteristics of a group of sensors to obtain complementary information and redundant information processing by artificial intelligence and expert systems, successfully prevent erroneous response.
  4. 4. 一种输电线路的数字化在线监测装置,监测装置屏蔽盒安装在输电线路铁塔的横担处,通过微风发电、太阳能发电和储电装置供电,包括安装导线表面的光纤温/湿度传感器、安装在绝缘子球头挂环金具上的泄露/脉冲电流传感器、应力传感器,安装在输电铁塔塔身处的视频摄像头、声纳传感器、加速度器,风速/风向传感器、超声波发生器、紫外成像仪传感器,传感器的信号输入给预处理单元、信号经过预处理单元处理后由中央处理器控制存储和传输,若决定存储则输出给存储器并经哈希运算后存储,若决定传输则输出给无线传输模块查看路由表遵循瞬时最优路由规则进行传输。 Digital line monitoring apparatus 4. A transmission line monitoring device mounted in the shield case of the cross arm Transmission Tower, through the breeze power, solar power, and electric power storage device, an optical fiber comprising a temperature / humidity sensor mounting surface of the wire, mounting ball hung on the insulator ring fittings leakage / current sensors, stress sensors, video cameras mounted on the live transmission of the iron tower, sonar sensors, accelerometers, wind speed / wind direction sensor, an ultrasonic generator, ultraviolet imager sensor, a sensor signal input to the pre-processing unit, the signal processing control unit after pre-stored and transmitted by the central processor, determines if the storage memory is output to the memory hashed and dried, determines if the transmission is output to radio transmission module See routing table to follow instantaneous optimal routing rules for transmission.
  5. 5.根据权利要求4所述的一种输电线路的数字化在线监测装置,其特征在于:所述光纤温度传感器是当电线温度变化时,紧贴在电线上的光纤传感温度也发生变化,将温度信息通过光纤传送给位于横档处的监测装置,在各种气象条件下,通过光纤温度传感器可以测量导线运行中输送容量,以便调度实时掌握运行状态,提高调度能力。 The digital line monitoring device according to one of claims transmission line, wherein: the optical fiber temperature sensor is a temperature when the electric wire, on the wire close to the fiber sensing temperature changes, the temperature information is transmitted to the optical fiber monitoring apparatus located at the crosspiece, under various weather conditions, the optical fiber can be measured by a temperature sensor wires running transmission capacity, to schedule real-time status, improved scheduling capabilities.
  6. 6.根据权利要求4所述的一种输电线路的数字化在线监测装置,其特征在于:所述应力传感器是安装在铁塔结构组件上,测试铁塔的应力变化,以防倒杆倒塔事故, 安装在导线悬挂点处的金具通过应力变化可以测出各种荷载情况下的受力情况以及导线的振动、舞动频率、幅值、角应力、摆动。 The digital line monitoring device according to one of claims transmission line, wherein: said stress sensor is mounted on the tower structure assembly stress test tower, the tower down to prevent accidents down lever mounted suspension point in the wire fitting can be measured and the forces of vibration of the wire under various loading conditions, wave frequency, amplitude, stress through stress angle changes, vibration.
  7. 7.根据权利要求4所述的一种输电线路的数字化在线监测装置,其特征在于:所述的泄露电流传感器安装在绝缘子悬挂点的金具上,当绝缘子污秽严重时或雷击时有泄漏电流或击穿电流通过时,可通过该装置测出绝缘子泄漏和雷击电流从而减少输电工人实施零值检测的工况,预防和减少污闪和雷害而造成的线路跳闸。 The digital line monitoring device according to one of claims transmission line, wherein: the leakage current sensor is mounted on a suspension point of the insulator fittings, leakage currents or lightning strike or when serious contamination insulator when the breakdown current through the insulator can be measured so as to reduce leakage and lightning current transmission conditions workers embodiment zero value detected by means of which the trip circuit to prevent and reduce flashover and damage caused by lightning.
  8. 8.根据权利要求4所述的一种输电线路的数字化在线监测装置,其特征在于: 所述加速度传感器通过安装在铁塔上的三轴的加速度传感器来测量塔体受外力作用的振动波,通过振动波来判断是人为破坏还是导线振动和舞动。 The digital line monitoring device according to one of claims transmission line, wherein: the acceleration sensor to measure the vibration wave tower by external force by an acceleration sensor mounted on the tower triaxial by vibration waves to determine vandalism or vibration and galloping conductors.
  9. 9.根据权利要求4所述的一种输电线路的数字化在线监测装置,其特征在于:所述监测装置采用的外露信号导线均采用双层屏蔽线,其外层屏蔽在最靠近铁塔的绝缘子的铁头接地,其内层屏蔽在检测装置安装位置接地,本装置对于传感器的输入接口,采取了防渗、防串扰、防雷击等措施,以保证接口的可靠性,屏蔽盒采用外层铜屏蔽,内层铁屏蔽分别防止强电场、强磁场和大信号的干扰。 9. The digital line monitoring device according to one of claims transmission line, wherein: said monitoring means exposed signal conductor employed in double shielded wires are used, in which the outer shield of the tower closest to the insulator iron ground, in which the inner shield ground position detecting means is mounted, an input interface for the present sensor device, seepage adopted, crosstalk prevention, lightning and other measures to ensure the reliability of the interface, the shield case outer layer of copper shield, inner shield is to prevent interference iron strong electric field, magnetic field and large signal.
CN2008202354231U 2008-12-23 2008-12-23 Digital online monitoring system and monitoring device for power transmission lines CN201628558U (en)

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CN102155933A (en) * 2011-03-08 2011-08-17 西安工程大学 Method for measuring galloping of transmission conductor on the basis of video difference analysis
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