CN102540014A - Online real-time anti-theft and anti-cut device and method for power cable - Google Patents

Online real-time anti-theft and anti-cut device and method for power cable Download PDF

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Publication number
CN102540014A
CN102540014A CN 201110455012 CN201110455012A CN102540014A CN 102540014 A CN102540014 A CN 102540014A CN 201110455012 CN201110455012 CN 201110455012 CN 201110455012 A CN201110455012 A CN 201110455012A CN 102540014 A CN102540014 A CN 102540014A
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cable
anti
theft
pulse
cpu
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CN 201110455012
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Chinese (zh)
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CN102540014B (en )
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许东
韩伯锋
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西安四方机电有限责任公司
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Abstract

The invention discloses an online real-time anti-theft and anti-cut device and an online real-time anti-theft and anti-cut method for a power cable. The online real-time anti-theft and anti-cut device is characterized in that: the existing low voltage pulse ranging and resistance measurement are organically combined together so as to monitor the resistance between a copper shielding layer and a steel belt of the cable in real time; when a person steals and cuts the cable, the steel belt is disconnected from the copper shielding layer, a system measures that the resistance between the steel belt and the copper shielding layer is hundreds of kilohms or even infinite, the system immediately detects the position of a stolen cut point by a low voltage pulse method; and meanwhile, the system warns a client through the short message of the mobile phone, so that the client can rapidly and effectively find the person who steals and cuts the cable; in addition, the online real-time anti-theft and anti-cut device for the power cable can deter other criminals willing to steal and cut the cable, thereby effectively protecting the normal operation of the cable.

Description

电力电缆的在线实时防盗割装置及方法 Online real-time power cables cut anti-theft device and method

技术领域 FIELD

[0001] 本发明属于电力电缆防盗割的方法,特别涉及一种已敷设好且运行的或待运行的地埋及沟道式电力电缆的防盗割实时监控的装置及方法。 [0001] The present invention pertains to a method of cutting a power cable theft, particularly relates to an apparatus and method have been laid and good running theft or buried channel type and power cable to be cut to run real-time monitoring.

背景技术 Background technique

[0002] 近年来,针对电力电缆,特别是6Kv以上的中高压电力电缆外包钢带和三芯的外铜屏蔽层的盗割现象越来越严重,给供电系统的安全运行带来了严重的隐患,已发现不法盗割者电死在电缆沟道里的情况。 [0002] In recent years, for power cable, in particular in the above high voltage power cables 6Kv outer strip and the outer copper shield Daoge phenomena three-core more and more serious, the safe operation of the power supply system to bring serious the risks have been found illegal situation Daoge who died in the electric cable channel inside. 虽然现在的视频监控设备技术很成熟,但在每条电缆沟上都安装视频监控设备显然是不现实的,因为费用太过昂贵。 Although video surveillance equipment technology is mature, but on each cable channel installed video surveillance equipment is clearly unrealistic, because the cost is too expensive.

发明内容 SUMMARY

[0003] 为解决电力电缆被盗割的问题,本发明利用成熟的电阻测量技术及低压脉冲测距技术提供了一种可实时监控已敷涉电力电缆的安全状况,同时可在监控终端显示出被盗割电缆的距离及位置的方法,同时可监控多条不同方位的电力电缆。 [0003] In order to solve the problem of the power cable is Daoge, the present invention provides a use of sophisticated real-time monitoring and resistance measurement technique has been low-voltage pulse plating technique ranging security related power cables, while in the monitoring terminal may exhibit the method is Daoge distance and position of the cable, while monitoring a plurality of different orientations of the power cable.

[0004] 为达到以上目的,本发明是采取如下技术方案予以实现的: [0004] To achieve the above object, the present invention is taken to be implemented in the following technical solutions:

[0005] 一种电力电缆的在线实时防盗割装置,其特征在于,包括一个多路转换开关,与多条电力电缆的铜屏蔽层与钢带连接实现多路监控输入;一个CPU控制单元,通过控制多路转换开关进行分时循环测试;每条电力电缆的监控输入都通过多路转换开关经通道I进入到一个功能转换开关,CPU控制单元通过一个电阻测量单元对每一条电缆的阻值测量,当电缆被盗割时,CPU控制单元控制功能转换开关切换到脉冲测距单元,并通过CPU控制单元的I/O 口发送一个5伏、宽度为0. 1-1 u S的脉冲信号到脉冲测距单元,脉冲测距单元输出一个几十伏到100伏的低压脉冲信号,一路通过功能转换开关经通道II及多路转换开关加到电缆的铜屏蔽层与钢带之间,另一路进入到一个高速A/D转换器进行模数转换;CPU控制单元通过高速A/D转换器得到测试数据,经处理后通过液晶显示器显示 [0005] A power cable line real-time security of the cutting apparatus, characterized by comprising a multiplexer switch connected to the plurality of copper shield of the power cable with the strip monitoring input multi-channel; a control unit CPU, by controlling a time-division multiplex switch cycle test; monitor input power cable of each switch are multiplexed by the channel I into a function switch, CPU control unit measure the resistance of each cable by a resistance measuring unit , when the cable is Daoge, CPU control unit controls the function switch is switched to the pulse ranging unit, and sends a 5 volt through I / O port of the CPU of the control unit, the pulse width of 0. 1-1 u of the signal S ranging unit pulse, the ranging unit outputs a pulse signal of a pressure pulse tens of volts to 100 volts, all the way through the function switch between the shielding layer and the copper strip is applied to the cable through the channel II and the multiplex switch, another way into a high-speed a / D converter analog to digital conversion; D converter control unit the CPU test data obtained by the high-speed a /, after treatment by a liquid crystal display monitor 出来,同时通过一个短信报警模块发送报警信息。 Out simultaneously transmits alarm information through a short message alarm module.

[0006] 一种采用上述装置的电力电缆在线实时防盗割方法,具体包括下述步骤: [0006] An apparatus of the above-described power cable theft cut line real-time method, comprises the steps of:

[0007] 第一步,在电缆的一端将铜屏敝层A和钢带B分开,并接入到多路转换开关,在正常情况下,电缆铜屏敝层与钢带之间的电阻在几欧姆以下,当有人盗割电缆时,钢带和铜屏蔽层断开,电阻测量单元将测出A、B之间的电阻为几百千欧姆甚至无穷大; [0007] The first step in the end of the cable shielding copper strip layers A and B are separated, and access to the multiplexer switches, under normal circumstances, the resistance between the shielding layer and the copper cables in the strip a few ohms or less, when someone Daoge cables, steel and copper shield disconnected, the measured resistance measuring unit a, B resistance between a few hundred kilohms or even infinite;

[0008] 第二步,CPU控制单元立即通过功能转换模块转换到脉冲测距单元,通过脉冲测距单元产生一个几十伏到100伏的低压脉冲信号,一路通过功能转换开关经通道II及多路转换开关加到电缆的钢带与铜屏蔽层之间,另一路启动高速A/D转换器开始采集测试波形, 当脉冲信号到达电缆外层断开点时,便产生反射脉冲,高速A/D转换器采样到完整的测试波形; [0008] In the second step, the CPU control unit immediately converted by the conversion function module to the pulse ranging unit, generates a pressure pulse signal of tens of volts to 100 volts ranging unit pulse, all the way through the function switch via multiple channels and II between the steel strip and the copper shield cable path switch applied, another way to start a high-speed a / D converter starts waveform acquisition test, when the pulse signal reaches the outer cable breaking point, will produce reflected pulse, high speed a / D converter sampling to complete the test waveform;

[0009] 第三步,高速A/D转换器将采集到的完整波形数据经CPU控制单元处理后,通过数据处理并判断出盗割点到电缆监控点的距离,经CPU控制单元的多功能输出接口输出测试波形到液晶显示器上,同时启动短信报警模块向电缆管理人员发送报警短信,告知那根电缆出现被盗割及被盗割点到监控点的距离。 [0009] The third step, high-speed A / D converter will be collected after the complete waveform data processing control unit CPU, the data processing and determines that the distance between the point Daoge cable monitoring point, the control unit CPU via the multifunction output interface test waveform to the liquid crystal display, and start sending messages to the alarm module cable management alarm message, and to inform Daoge Flanagan cable is to be Daoge point distance monitoring point appears. 其中,所述的低压输出脉冲为80-100伏、宽度为0.1-1U S。 Wherein said low-voltage output pulses 80 to 100 volts and a width of 0.1-1U S.

[0010] 本发明方法与现有测试方法相比,其优点是,它将现有的电阻测量与低压脉冲测距两种方法有机的结合在一起,通过先测量电阻值的大小来判断电缆是否被盗割,当发现铜屏蔽层与钢带之间的电阻的阻值特别大甚至无穷大时,判断出电缆正在被盗割。 [0010] The method of the present invention compared with the conventional testing method, the advantage that the organic group combines with the conventional resistance measuring pressure pulse ranging two methods to measure the size is determined by the resistance value of the first cables Daoge is, when the resistance of the resistor between the shield and the copper strip is particularly large or even infinite found, it is determined that the cable is being Daoge. 此时CPU 立即启动低压脉冲测距单元测试出电缆被盗割点到监控点的距离,并通过短信发送报警信 At this time, the CPU starts immediately from ranging unit pressure pulse test the cable is Daoge point monitoring point, and sends an alarm signal via SMS

肩、O Shoulder, O

[0011] 硬件方面,本发明所用到的电阻测量技术、低压脉冲测距技术及短信发送技术都是现有的成熟技术,抗干扰能力强,实时监控效果好,并且体积小,重量轻,安装方便。 [0011] hardware, resistance measurement technique used in the present invention, low-voltage pulse ranging technique and SMS techniques are mature prior art, anti-interference ability, good effect real-time monitoring, and small size, light weight, Convenience.

[0012] 本发明防盗割监控装置通常安装在电缆的某一供电终端,可同时监控多条不同方位的电力电缆。 [0012] Security monitoring apparatus of the present invention is typically mounted cutting a power cable terminal, and can simultaneously monitor a plurality of different orientations of the power cable.

附图说明 BRIEF DESCRIPTION

[0013] 图I电力电缆的在线实时防盗割装置接线图。 [0013] Real-time online theft device wiring diagram of FIG. I cut the power cable.

[0014] 图中:1、钢带;2、铜屏蔽层;3、芯线;A、B分别为电缆的铜屏蔽层和钢带引出端,接到电力电缆在线实时防盗割装置的输入端。 [0014] FIG: 1, a steel strip; 2, copper shield; 3, the core wire; A, B are copper and steel shield cable terminations, cable line real-time to the power cut anti-theft device input terminal .

[0015] 图2为本发明实时防盗割装置结构功能框图。 [0015] FIG. 2 antitheft functional block diagram real cutting apparatus of the present invention.

[0016] 图3为本发明低压脉冲测距法得到的测试波形图。 [0016] FIG. 3 is a waveform diagram obtained by the test pressure pulse odometry invention. 图中S即为盗割点到监控端的距离。 FIG Daoge S is the distance between the point that the monitor.

[0017] 图4为图2中脉冲测距单元的一个具体电路原理图。 [0017] FIG 2 FIG 4 is a pulse of a ranging unit specific circuit diagram.

[0018] 图5为图2中电阻测量单元的一个具体电路原理图。 [0018] FIG. 5 is a drawing resistance measuring unit 2 is a specific circuit diagram.

具体实施方式 detailed description

[0019] 以下结合附图及实施例对本发明作进一步的详细描述。 [0019] The following embodiments in conjunction with the accompanying drawings and embodiments of the present invention will be further described in detail.

[0020] 如图I所示,在电缆的一端将铜屏敝层A和钢带B分开,并接入到多路转换开关。 [0020] FIG. I, in the end of the cable shielding layer to separate the copper strip A and B, and access to the multiplex switch. 在正常情况下,电缆铜屏敝层与钢带之间的电阻在几欧姆以下,当有人盗割电缆时,钢带和铜屏蔽层断开,电阻测量单元将测出A、B之间的电阻为几百千欧姆甚至无穷大;这时防盗割装置可快速地判断出有人在盗割电缆。 Under normal circumstances, the resistance between the cable shielding layer and the copper strip in a few ohms or less, when someone Daoge cables, steel and copper shield disconnected, the measured resistance measuring unit A, between A and B resistance of several hundred kilohms or even infinite; anti-theft case cutting means may be quickly determine someone Daoge cable.

[0021] 如图2所示,本发明实时防盗割装置包括一个多路转换开关,进行多条电力电缆的监控输入。 [0021] As shown, the real-time security of the present invention comprises a cutting device 2 multiplexer switch, for monitoring a plurality of input power cables. CPU控制单元通过控制多路转换开关进行分时循环测试。 The control unit CPU cycle test by controlling the time-division multiplex switch. 每一路的输入都通过多路转换开关经通道I进入到功能转换开关,正常情况下功能转换开关不进行转换,CPU 通过电阻测量单元进行每一条电缆的阻值测量,当电缆被盗割时,CPU控制功能转换开关切换到脉冲测距单元,并通过CPU的I/O 口发送一个5伏、宽度0. I〜I i! S脉冲信号到脉冲测距单元,脉冲测距单元通过信号放大产生一个80-100伏、宽度为0. 1-1 us的低压脉冲信号,此信号一路通过功能转换开关经通道II及多路转换开关加到电缆的铜屏蔽层与钢带之间,另一路进入到高速A/D转换器进行模数转换。 Each input path are switched by the multiplexer switch I through the passage into the function switch, the switch function normally without conversion, the CPU for each cable resistance measured by the resistance measuring means, when the cable is Daoge, CPU control function switch is switched to the pulse ranging unit, and transmits the CPU through a 5-volt I / O port, a width of 0. I~I i! S ranging unit pulse signal to the pulse, the ranging pulse generating unit via a signal amplification a 80-100 V, a width of 0. 1-1 us the pressure pulse signal, through the passage between the function switch and the multiplexer switch II was added to the copper cable shield and the strip all the way through the signal, another way into the to a high speed A / D converter for analog to digital conversion. CPU通过高速A/D转换器得到测试数据,并把测试数据经过数据处理后通过液晶显示器显示出来。 CPU test data obtained by a high speed A / D converter, and the test data after the data processing is displayed through the LCD display. 同时CPU通过短信报警模块发送报警信息。 At the same time the CPU sends an alarm message via SMS alarm module. [0022] 如图3所示,本发明低压脉冲测距的方法按以下步骤进行: [0022] As shown in FIG. 3, the method of the present invention, low-voltage pulse ranging perform the following steps:

[0023] 在tl时刻,CPU产生一个5伏、宽度0. I〜I ii s脉冲信号到脉冲测距单元,同时(PU控制高速A/D转换器进行模数转换。脉冲测距单元通过信号放大产生一个80-100伏、宽度为0. I〜IU s低压脉冲信号通过图2中的功能转换开关-通道II-多路转换开关加到电缆的铜屏蔽层与钢带之间。信号达到盗割点时产生反射信号,反射信号再经过通道II-脉冲测距单元进入高速A/D转换器进行模数转换。最后,高速A/D将采集到的低压脉冲反射波形数据经CPU处理,通显示接口输出图3所示的测试波形,tl为向电缆铜屏蔽层及钢带发射的脉冲,t2为盗割点反射回的脉冲信号,S即为盗割点到监控点的距离。 [0023] at time tl, the CPU generates a 5 volt, the pulse width of 0. I~I ii s pulse signals to ranging unit, while (PU controlling speed A / D converter analog to digital conversion pulse signal by the ranging unit 80-100 volts amplified to a width of 0. I~IU s pressure pulse signal through the function switch in FIG. 2 - is added to switch between the cable channel multiplex II- copper shield and the signal reaches the steel strip generating a reflected signal, the reflected signal through the channel and then enters the ranging unit II- pulse speed a / D converter for analog to digital conversion. Finally, high-speed a / D will be collected by a low pressure pulse reflection waveform data processing CPU Daoge point, pass 3 shows the test waveform shown in FIG interface output, tl pulse transmitted to the cable shield and the copper strip, t2 is the point Daoge reflected back pulse signal, S is the distance between the point Daoge monitoring point.

[0024] 如图4所示,低压脉冲产生电路包括两个脉冲整形三极管Q1、Q2、两个脉冲放大三极管Q3、Q4及偏置元器件等。 [0024] As shown in FIG 4, two low-voltage pulse generating circuit comprises a pulse shaping transistors Q1, Q2, two pulse amplification transistors Q3, Q4 and offset components and the like. 当CPU判断电缆被盗割时,输出一正脉冲到图4中的输入端R2,脉冲经电阻R2后进入三极管Ql基级,脉冲经过三极管Ql反相后通过电容C3及电阻R4 进入三极管Q2的基级,三极管Q2再对脉冲进行一次反相整形后通过电容C4及电阻R7进入三极管Q3的基级,脉冲经过三极管Q3放大反相后通过电容C5及电阻R9进入三极管Q4 的基级,三极管Q4再对脉冲进行一个反相后,通过电容C6输出一个80〜100V的脉冲通过端口6经功能转换开关及多路转换开关加到电缆的铜屏蔽层及钢带上。 When the CPU determines that the cable is Daoge, outputs a positive pulse to the input terminal R2 of FIG. 4, the pulse enters transistor Ql via a resistor R2 group level, the transistor Ql pulse passes into the inverter transistor via a capacitor C3 and a resistor R4 Q2 of group level, transistor Q2 is again inverted pulse once after shaping into the transistor Q3 through the capacitor C4 and the resistor R7 group level, the transistor Q3 is amplified through a pulse inverter stage into the base of the transistor Q4 via a capacitor C5 and a resistor R9, transistor Q4 after an additional inverter of a pulse, the output capacitor C6 via a switch 80~100V pulse and applied to multiplexer switch on the cable shield and the copper strip passing through the port 6 function.

[0025] 如图5所示,电阻测量电路包括一个恒流源U1,两个继电器U2、U3,进行不同电流大小的切换,3个调节电流大小的精密电位器Rl、R2、R3,两个保护电阻R4、R6,一个保护用的瞬态抑制器,一个标准电阻R5,以及两个滤波电容C7、C8,RX为被测电阻。 [0025] 5, the resistance measurement circuit comprises a constant current source U1, two relays U2, U3, different switching current magnitude, current magnitude adjusted three precision potentiometer Rl, R2, R3, two protective resistor R4, R6, a protected with transient suppressor, a standard resistor R5, and two filter capacitors C7, C8, RX is the measured resistance. 当电缆运行正常无盗割时,铜屏蔽层与钢带之间的阻值比较小,测继电器U3动作,恒流源输出IA电流,当电缆被盗割时,铜屏蔽层与钢带之间的阻值增大,此时,CPU控制继电器U2动作并自动调节电位器R2、R3,使恒流源输出合适的电流,通过测试标准电阻R5上的电压,计算出真实的流过RX上的电流,再测试RX上的电压,根据公式:R = U/I,可计算出RX的电阻,即铜屏蔽层与钢带之间的电阻。 When the cable is not operating normally Daoge, the resistance between the copper shield and the strip is relatively small, measured between U3 relay operation, current source output current IA, when the cable is Daoge, copper shield and the strip the resistance increases, this time, the CPU controls the operation of the relay U2 and automatically adjusts the potentiometer R2, R3, so that a suitable current source output current, the voltage on the test standard resistor R5, calculated on the real flow through the RX current, then the voltage on the RX test, according to the formula: R = U / I, calculated resistance RX, i.e., the resistance between the shield and the copper strip.

Claims (4)

  1. 1. 一种电力电缆的在线实时防盗割装置,其特征在于,包括一个多路转换开关,与多条电力电缆的铜屏蔽层与钢带连接实现多路监控输入;一个CPU控制单元,通过控制多路转换开关进行分时循环测试;每条电力电缆的监控输入都通过多路转换开关经通道I进入到一个功能转换开关,CPU控制单元通过一个电阻测量单元对每一条电缆的阻值测量,当电缆被盗割时,CPU控制单元控制功能转换开关切换到脉冲测距单元,并通过CPU控制单元的I/0 口发送一个5伏、宽度为0. 1-1 u S的脉冲信号到脉冲测距单元,脉冲测距单元输出一个几十伏到100伏的低压脉冲信号,一路通过功能转换开关经通道II及多路转换开关加到电缆的铜屏蔽层与钢带之间,另一路进入到一个高速A/D转换器进行模数转换;CPU控制单元通过高速A/D转换器得到测试数据,经处理后通过液晶显示器显示出 A power line real-time security cable cut device comprising a multiplexer switch connected to the plurality of copper shield of the power cable with the strip monitoring input multi-channel; a control unit CPU, by controlling time-division multiplex switch cycle test; monitor input power cable of each switch are multiplexed by the channel I into a function switch, the CPU control unit measuring the resistance of each cable by a resistance measuring unit, when the cable is Daoge, the CPU controls the control unit to the pulse switch converter ranging unit, and transmits through a 5-volt I CPU of the control unit / 0, 0. 1-1 u pulse width of the pulse signal S ranging unit, a ranging unit outputs a pulse signal of a pressure pulse tens of volts to 100 volts, through the passage between the function switch and the multiplexer switch II was added to the copper cable shield and the strip all the way through, and the other way into the to a high-speed a / D converter analog to digital conversion; the CPU control unit is the test data by a high speed a / D converter, after treatment by a liquid crystal display exhibits ,同时通过一个短信报警模块发送报警信息。 , Simultaneous transmission via a short message alarm alarm module.
  2. 2.如权利要求I所述的电力电缆的在线实时防盗割装置,其特征在于,所述低压输出脉冲为80-100伏、宽度为0. 1-1 u S。 2. The power cable according to claim I online real cut anti-theft device, characterized in that said low-voltage output pulses 80 to 100 volts and a width of 0. 1-1 u S.
  3. 3. 一种电力电缆的在线实时防盗割方法,其特征在于,采用权利要求I所述的电力电缆的在线实时防盗割装置,具体包括下述步骤:第一步,在电缆的一端将铜屏敝层A和钢带B分开,并接入到多路转换开关,在正常情况下,电缆铜屏敝层与钢带之间的电阻在几欧姆以下,当有人盗割电缆时,钢带和铜屏蔽层断开,电阻测量单元将测出A、B之间的电阻为几百千欧姆甚至无穷大;第二步,CPU控制单元立即通过功能转换模块转换到脉冲测距单元,通过脉冲测距单元产生一个几十伏到100伏的低压脉冲信号,一路通过功能转换开关经通道II及多路转换开关加到电缆的钢带与铜屏蔽层之间,另一路启动高速A/D转换器开始采集测试波形,当脉冲信号到达电缆外层断开点时,便产生反射脉冲,高速A/D转换器采样到完整的测试波形;第三步,高速A/D转换器将采集到的完整 An anti-theft online real power cable cut, characterized in that, using the real-time online theft I claim the power cable cutting means comprises the steps of: a first step in the end of the cable screen copper spacious layers a and B to separate the steel strip, and access to the multiplexer switches, under normal circumstances, the resistance between the cable shielding layer and the copper strip in a few ohms or less, when someone Daoge cable, and the strip copper shield disconnected, the measured resistance measuring unit a, B resistance between a few hundred kilohms or even infinite; the second step, the CPU immediately transitions to the control unit by ranging unit pulse function conversion module, the ranging pulse means generates a pressure pulse signal of tens of volts to 100 volts, switching between the way the steel strip and the copper cable shield applied by the switching function switch via a channel multiplexer and II, another way to start a high-speed a / D converter starts acquisition test waveform when the pulse signal reaches the outer cable breaking point, will produce reflected pulse, high-speed a / D converter sampling the waveform to complete the test; the third step, a high-speed a / D converter to collect complete 波形数据经CPU控制单元处理后,通过数据处理并判断出盗割点到电缆监控点的距离,经CPU控制单元的多功能输出接口输出测试波形到液晶显示器上,同时启动短信报警模块向电缆管理人员发送报警短信,告知那根电缆出现被盗割及被盗割点到监控点的距离。 Waveform data processed by the CPU control unit, and the data processing is determined by the distance monitoring points of the cable Daoge point, via the output interface multifunction control CPU test waveform to the liquid crystal display unit, and start the alarm message to cable management module send alarm messages art, and are to be Daoge Daoge monitoring point to point distance Flanagan cable is informed.
  4. 4.如权利要求2所述的电力电缆的在线实时防盗割方法,其特征在于,所述低压输出脉冲为80-100伏、宽度为0. 1-1 u S。 Real-time online theft 4. The method of cutting a power cable according to claim 2, wherein said low-voltage output pulses 80 to 100 volts and a width of 0. 1-1 u S.
CN 201110455012 2011-12-22 2011-12-22 Online real-time anti-theft and anti-cut device and method for power cable CN102540014B (en)

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Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103592576A (en) * 2013-10-24 2014-02-19 西安理工大学 GIS-based anti-theft monitoring and positioning system for power cables and monitoring method
CN103969550A (en) * 2014-04-25 2014-08-06 西安电子科技大学 On-line anti-theft alarm device for underground power cable
CN103985212A (en) * 2014-05-09 2014-08-13 国家电网公司 Anti-theft device for cable
WO2015008196A2 (en) 2013-07-16 2015-01-22 Batista Oliveira Costa Leal Miguel System for operating and monitoring power cables
CN104332954A (en) * 2013-07-22 2015-02-04 依必安-派特穆尔芬根股份有限两合公司 Circuit for Thermal Protection and Power Regulation of Electric Motors
CN104732688A (en) * 2015-03-11 2015-06-24 国家电网公司 Power cable tending and monitoring anti-theft alarming system and monitoring alarming method
CN105301408A (en) * 2015-11-17 2016-02-03 中国神华能源股份有限公司 Cable fault monitoring method, device and system
CN105334474A (en) * 2015-11-30 2016-02-17 国网浙江省电力公司宁波供电公司 Distributed on-line power supply monitoring system
CN105389923A (en) * 2015-12-23 2016-03-09 长乐致远技术开发有限公司 Cable alarm device
CN105590688A (en) * 2015-12-30 2016-05-18 广安金侑达电业科技有限公司 Cable with constant voltage power supply antitheft device

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1999058987A1 (en) * 1998-05-12 1999-11-18 Seung Ho Tak Method for transmitting and storing value and value store electric power meter using the same
CN200950159Y (en) * 2006-09-25 2007-09-19 广州长正电子技术有限公司 Anti-theft device for road lamp cable
CN101937600A (en) * 2010-09-27 2011-01-05 山东省科学院海洋仪器仪表研究所 Anti-theft alarm system for street lamp cable
CN102253311A (en) * 2011-05-20 2011-11-23 深圳市双合电气股份有限公司 Method for measuring distance between two ends based on real-time circuit parameter measurement

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1999058987A1 (en) * 1998-05-12 1999-11-18 Seung Ho Tak Method for transmitting and storing value and value store electric power meter using the same
CN200950159Y (en) * 2006-09-25 2007-09-19 广州长正电子技术有限公司 Anti-theft device for road lamp cable
CN101937600A (en) * 2010-09-27 2011-01-05 山东省科学院海洋仪器仪表研究所 Anti-theft alarm system for street lamp cable
CN102253311A (en) * 2011-05-20 2011-11-23 深圳市双合电气股份有限公司 Method for measuring distance between two ends based on real-time circuit parameter measurement

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015008196A2 (en) 2013-07-16 2015-01-22 Batista Oliveira Costa Leal Miguel System for operating and monitoring power cables
CN104332954A (en) * 2013-07-22 2015-02-04 依必安-派特穆尔芬根股份有限两合公司 Circuit for Thermal Protection and Power Regulation of Electric Motors
CN103592576A (en) * 2013-10-24 2014-02-19 西安理工大学 GIS-based anti-theft monitoring and positioning system for power cables and monitoring method
CN103969550A (en) * 2014-04-25 2014-08-06 西安电子科技大学 On-line anti-theft alarm device for underground power cable
CN103985212A (en) * 2014-05-09 2014-08-13 国家电网公司 Anti-theft device for cable
CN104732688A (en) * 2015-03-11 2015-06-24 国家电网公司 Power cable tending and monitoring anti-theft alarming system and monitoring alarming method
CN105301408A (en) * 2015-11-17 2016-02-03 中国神华能源股份有限公司 Cable fault monitoring method, device and system
CN105334474A (en) * 2015-11-30 2016-02-17 国网浙江省电力公司宁波供电公司 Distributed on-line power supply monitoring system
CN105389923A (en) * 2015-12-23 2016-03-09 长乐致远技术开发有限公司 Cable alarm device
CN105389923B (en) * 2015-12-23 2017-12-05 长乐致远技术开发有限公司 A cable alarm device
CN105590688A (en) * 2015-12-30 2016-05-18 广安金侑达电业科技有限公司 Cable with constant voltage power supply antitheft device

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