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CN106848921A - A kind of livewire work method of ultra-high-tension power transmission line - Google Patents

A kind of livewire work method of ultra-high-tension power transmission line Download PDF

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Publication number
CN106848921A
CN106848921A CN201710081320.8A CN201710081320A CN106848921A CN 106848921 A CN106848921 A CN 106848921A CN 201710081320 A CN201710081320 A CN 201710081320A CN 106848921 A CN106848921 A CN 106848921A
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China
Prior art keywords
operating personnel
insulation
resistance
command center
transmission line
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CN201710081320.8A
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Chinese (zh)
Inventor
白王军
胡林
费永霞
陈志军
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Hohai University HHU
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Hohai University HHU
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Priority to CN201710081320.8A priority Critical patent/CN106848921A/en
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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02GINSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G1/00Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
    • H02G1/02Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables

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  • Testing Relating To Insulation (AREA)

Abstract

本发明公开了一种高压输电线路的带电作业方法,作业人员通过具有通讯功能的新型多功能验电器判断电力线路或设备是否有电,同时通过数字电压表、湿度检测模块以及温度检测模块来检测电力线路或设备的实际电压值以及作业现场的温度值和湿度值,并将检测到的电压值以及温度和湿度信息通过无线通讯模块发送给调度指挥中心。本发明利用具有通讯功能的新型多功能验电器将现场作业信息及时发送给调度指挥中心,为调度指挥中心安排后续的作业提供实际依据,提高了现场作业的安全性与可靠性,从而保证了作业人员的人身安全。

The invention discloses a live working method for a high-voltage transmission line. Operators judge whether the power line or equipment has electricity through a new type of multifunctional electroscope with communication functions, and at the same time detect through a digital voltmeter, a humidity detection module and a temperature detection module The actual voltage value of the power line or equipment, as well as the temperature value and humidity value of the job site, and the detected voltage value, temperature and humidity information are sent to the dispatching command center through the wireless communication module. The invention utilizes a novel multifunctional electroscope with a communication function to send on-site operation information to the dispatching command center in time, provides a practical basis for the dispatching command center to arrange subsequent operations, improves the safety and reliability of the on-site operation, and thus ensures that the operation personal safety of personnel.

Description

一种高压输电线路的带电作业方法A live working method for high-voltage transmission lines

技术领域:Technical field:

本发明涉及电网作业技术领域,更具体的说是涉及一种带电作业方法。The invention relates to the technical field of power grid operation, and more specifically relates to a live working method.

背景技术:Background technique:

输电线路运行维护检修工作是掌握电网运行情况、及时发现和处理设备缺陷的重要手段,也是确保线路安全稳定运行的基础工作。由于高压电网在整个国家电网运行中处于重要地位,因此高压输电线路的运行检修工作对于保证电网的安全、稳定、可靠运行具有十分重要的意义。现有技术中高压输电线路的带电作业方法通常无法将现场检测到的工作电压、周边环境的温度和湿度数据实时传送至调度指挥中心,不能为调度指挥中心的作业安排提供决策依据,安全可靠性不高。因此,针对现有技术中存在的问题予以改进。Transmission line operation, maintenance and repair work is an important means to grasp the operation of the power grid, discover and deal with equipment defects in time, and is also the basic work to ensure the safe and stable operation of the line. Since the high-voltage power grid plays an important role in the operation of the entire national power grid, the operation and maintenance of high-voltage transmission lines is of great significance to ensure the safe, stable and reliable operation of the power grid. The live working method of high-voltage transmission lines in the prior art usually cannot transmit the working voltage detected on site, the temperature and humidity data of the surrounding environment to the dispatching command center in real time, and cannot provide decision-making basis for the operation arrangement of the dispatching command center, which is safe and reliable. not tall. Therefore, improvements are made aiming at the problems existing in the prior art.

发明内容:Invention content:

本发明的目的就是针对现有技术之不足,而提供一种高压输电线路的带电作业方法,其能够为调度指挥中心安排后续的作业提供实际依据,提高了现场作业的安全性与可靠性,从而保证了作业人员的人身安全。The purpose of the present invention is to address the deficiencies in the prior art, and provide a live working method for high-voltage transmission lines, which can provide a practical basis for the dispatching command center to arrange subsequent operations, and improve the safety and reliability of on-site operations, thereby The personal safety of the operating personnel is guaranteed.

本发明的技术解决措施如下:一种高压输电线路的带电作业方法,包括以下步骤:The technical solutions of the present invention are as follows: a live working method for high-voltage transmission lines, comprising the following steps:

(a)进行进入现场作业的初步准备工作;(a) Carry out preliminary preparations for entering the field operation;

(b)检查相关作业工具外观是否破损,使用绝缘检测仪对绝缘用具进行检查,确认气温30℃以下以及海拔2500m以下以及其绝缘电阻值不低于725MΩ,或者气温30℃以下以及海拔2500m至3000m之间时其绝缘电阻值不低于775MΩ否则进行更换;(b) Check whether the appearance of the relevant operating tools is damaged, use an insulation detector to check the insulation equipment, and confirm that the temperature is below 30°C and the altitude is below 2500m and the insulation resistance value is not less than 725MΩ, or the temperature is below 30°C and the altitude is 2500m to 3000m In between, its insulation resistance value is not less than 775MΩ, otherwise it will be replaced;

(c)作业人员佩戴好绝缘用具并携带具有通讯功能的新型多功能验电器进入作业车内;(c) The operator wears insulating equipment and carries a new multifunctional electroscope with communication function into the work vehicle;

(d)作业人员操作作业车至适当位置,利用具有通讯功能的新型多功能验电器对带电体和接地构件进行验电,并将检测到的线路电压值、作业环境温度值和湿度值等通过GPRS网络传输至调度指挥中心,调度指挥中心的控制单元对接收到的数据进行核算后,将同意作业的指令发送至作业监管员的手持电子终端,作业监管员收到调度指挥中心的指令后才允许作业人员进行作业;(d) The operator operates the work vehicle to an appropriate position, uses a new multifunctional electroscope with communication function to conduct an electric test on the charged body and the grounding component, and passes the detected line voltage value, temperature value and humidity value of the working environment through The GPRS network is transmitted to the dispatching command center, and the control unit of the dispatching command center calculates the received data, and then sends the instruction to approve the operation to the hand-held electronic terminal of the operation supervisor, and the operation supervisor receives the instruction from the dispatching command center. allow operators to carry out their work;

(e)作业车内的作业人员依次对导线、绝缘子和横担进行绝缘遮蔽,然后更换中相绝缘子;(e) The operators in the work vehicle insulate and shield the conductors, insulators and cross arms in turn, and then replace the middle phase insulator;

(f)将紧线拉杆托瓶架前端的卡具卡置在线夹上,然后将后端的卡具卡置在横担的侧直角挂板上,并将前、后端卡具的保险销子封好;(f) Fix the clamp at the front end of the tensioning rod support bottle holder on the line clamp, then clamp the clamp at the rear end on the side right-angle hanging plate of the cross arm, and set the safety pins of the clamps at the front and rear ends sealed;

(g)作业人员收紧丝杆,检查卡具前后端的受力情况以及丝杆的行程,确认作业情况后汇报给作业监管员,作业监管员通过手持电子设备将作业情况传输至调度指挥中心;作业人员随后继续收紧丝杆,将绝缘子串荷载转移到拉杆上面,使绝缘子串松弛,落在绝缘托瓶架上;(g) The operator tightens the screw, checks the stress on the front and rear ends of the fixture and the stroke of the screw, and reports to the operation supervisor after confirming the operation situation. The operation supervisor transmits the operation situation to the dispatching command center through a handheld electronic device; The operator then continues to tighten the screw rod to transfer the load of the insulator string to the tie rod, so that the insulator string relaxes and falls on the insulating bottle holder;

(h)作业人员检查前后端卡具、绝缘托瓶架、紧线拉杆、丝杆等受力部件,确认无问题后汇报作业监管员,作业监管员通过手持电子设备将作业人员的检查情况再次发送给调度指挥中心,经调度指挥中心许可后,作业监管员告知作业人员将绝缘子串前端的绝缘隔离解开,取出锁紧销,使绝缘子串与线夹碗头脱离;(h) The operator checks the force-bearing parts such as the front and rear end fixtures, insulating bottle holders, tightening rods, screw rods, etc., and reports to the operation supervisor after confirming that there is no problem. Send it to the dispatching command center. After being approved by the dispatching command center, the operation supervisor informs the operator to untie the insulation isolation at the front end of the insulator string, take out the locking pin, and separate the insulator string from the clamp bowl;

(i)作业人员摘开绝缘子串横担侧挂点,拆除绝缘子串上的绝缘毯,绑扎好并摘开绝缘子串横担连接,将旧的绝缘子串放下,将新的绝缘子串安装上;(i) The operator removes the side hanging point of the cross-arm of the insulator string, removes the insulation blanket on the insulator string, binds it well and removes the cross-arm connection of the insulator string, puts down the old insulator string, and installs the new insulator string;

(j)恢复与横担和线夹的连接,缓松卡具丝杆使绝缘子串受力,冲击检查各部位连接,确定没有问题后,报告作业监管员,作业监管员通过手持电子设备将作业人员的检查情况发送给调度指挥中心,经许可后,作业监管员通知作业人员拆除更换工具,待三相绝缘子更换完毕后,拆除绝缘支杆;(j) Restore the connection with the cross arm and the clamp, loosen the clamp screw to force the insulator string, impact and check the connection of each part, and report to the operation supervisor after confirming that there is no problem. The inspection status of the personnel is sent to the dispatching command center. After approval, the operation supervisor notifies the operator to remove and replace the tools. After the replacement of the three-phase insulator is completed, remove the insulating pole;

(k)作业车内工作人员按照顺序依次拆除绝缘遮蔽,作业车退出工作区域并将作业车内的作业人员送回地面;(k) The staff in the work vehicle removes the insulation and shielding in sequence, the work vehicle exits the work area and sends the workers in the work vehicle back to the ground;

(l)作业监管员对完成后的工作进行验收,并将检验结果通过手持电子设备传输至调度指挥中心,调度指挥中心确认后,工作结束。(l) The operation supervisor checks and accepts the completed work, and transmits the inspection result to the dispatching command center through the handheld electronic device. After the dispatching command center confirms, the work is over.

作为上述技术方案的优选,所述的步骤(c)和步骤(d)中的具有通讯功能的新型多功能验电器,其包括检测部,所述检测部的下端连接有高压臂管,所述高压臂管的下端连接有保护臂管,所述保护臂管的下方设置有手柄,所述手柄通过护环与保护臂管相连,所述手柄上设置有显示器和通讯模块,所述高压臂管和保护臂管内分别设有高压电阻和低压电阻,所述高压电阻一端与检测部连接,另一端与低压电阻和显示器连接,所述低压电阻和显示器并联连接,且低压电阻和显示器的一端与高压电阻连接,另一端接地,所述显示器的输入端旁接一个电阻R1、串联一个电阻R2,所述电阻R2的输出端旁接一个电阻R3,所述电阻R3的输出端分别连接有数字电压表和比较器,所述数字电压表的输入端与输出端之间并联有湿度检测模块和温度检测模块且其输出端还串联有通讯模块,所述比较器的输出端串联有放大器,所述放大器的输出端分别连接有蜂鸣器和电阻R4,所述电阻R4的输出端还串联有发光二极管D1,电源的正负极上分别连接有双刀开关K,所述双刀开关K的输出端之间跨串接滤波电容和电阻R5、R6组成分压电路与各单元电路连接。As a preference of the above technical solution, the novel multifunctional electroscope with communication function in the step (c) and the step (d) includes a detection part, the lower end of the detection part is connected with a high-voltage arm tube, and the The lower end of the high-voltage arm tube is connected with a protective arm tube, and a handle is arranged below the protective arm tube, and the handle is connected with the protective arm tube through a protective ring. A display and a communication module are arranged on the handle, and the high-voltage arm tube A high-voltage resistor and a low-voltage resistor are respectively arranged in the protective arm tube, one end of the high-voltage resistor is connected to the detection part, and the other end is connected to the low-voltage resistor and the display, the low-voltage resistor and the display are connected in parallel, and one end of the low-voltage resistor and the display is connected to the high-voltage The resistance is connected, and the other end is grounded. The input end of the display is connected with a resistance R1 and a resistance R2 in series. The output end of the resistance R2 is connected with a resistance R3. The output ends of the resistance R3 are respectively connected with a digital voltmeter. and a comparator, a humidity detection module and a temperature detection module are connected in parallel between the input end and the output end of the digital voltmeter, and a communication module is connected in series at the output end of the digital voltmeter, and an amplifier is connected in series at the output end of the comparator, and the amplifier The output terminals of the resistors are respectively connected to a buzzer and a resistor R4, and the output terminals of the resistor R4 are also connected in series with a light-emitting diode D1, and the positive and negative poles of the power supply are respectively connected to a double-pole switch K, and the output terminals of the double-pole switch K A filter capacitor and resistors R5 and R6 are connected in series to form a voltage divider circuit and connected to each unit circuit.

作为上述技术方案的优选,所述的数字电压表、湿度检测模块以及温度检测模块与通讯模块电连接。As a preference of the above technical solution, the digital voltmeter, the humidity detection module and the temperature detection module are electrically connected to the communication module.

作为上述技术方案的优选,所述的通讯模块通过无线网络与调度指挥中心传送信息。As a preference of the above technical solution, the communication module transmits information with the dispatching command center through a wireless network.

作为上述技术方案的优选,所述的步骤(a)中的初步准备工作包括:作业监管员按照电子工作票内容,确认工作地点和设备,确认完毕后申请停用关联线路重合闸,并交代工作任务,对作业人员进行危险点告知。As an optimization of the above-mentioned technical solution, the preliminary preparation work in the step (a) includes: the operation supervisor confirms the work place and equipment according to the content of the electronic work ticket, applies for deactivation of the reclosing of the associated line after the confirmation is completed, and explains the work The task is to inform the operators of danger points.

作为上述技术方案的优选,所述的步骤(b)或步骤(c)中的绝缘用具包括绝缘服、绝缘毯和绝缘遮蔽罩等用具。As a preference of the above technical solution, the insulating appliances in the step (b) or step (c) include appliances such as insulating clothing, insulating blankets and insulating shields.

作为上述技术方案的优选,所述的步骤(e)中按照先带电体后接地体、由近及远、由下到上、由大到小的顺序对导线、绝缘子和横担进行绝缘遮蔽。As a preference of the above technical solution, in the step (e), insulate and shield the wires, insulators and crossarms in the order of first the electrified body and then the grounded body, from near to far, from bottom to top, and from large to small.

作为上述技术方案的优选,所述的步骤(k)中按照先接地体后带电体、由远及近、由上到下的顺序拆除导线、绝缘子和横担的绝缘遮蔽。As a preference of the above technical solution, in the step (k), remove the insulation shielding of the wires, insulators and cross arms in the order of first grounding body and then charging body, from far to near, and from top to bottom.

作为上述技术方案的优选,所述的步骤(i)中新绝缘子串安装好后,恢复绝缘隔离遮蔽措施。As an optimization of the above technical solution, after the new insulator strings are installed in the step (i), the insulation, isolation and shielding measures are resumed.

本发明的有益效果在于:本发明利用具有通讯功能的新型多功能验电器将现场作业信息及时发送给调度指挥中心,为调度指挥中心安排后续的作业提供实际依据,提高了现场作业的安全性与可靠性,从而保证了作业人员的人身安全。The beneficial effect of the present invention is that: the present invention uses the novel multi-functional electroscope with communication function to send the on-site operation information to the dispatching command center in time, provides a practical basis for the dispatching command center to arrange subsequent operations, and improves the safety and reliability of the on-site operation. Reliability, thus ensuring the personal safety of operators.

作业时,作业人员通过具有通讯功能的新型多功能验电器判断电力线路或设备是否有电,同时通过数字电压表、湿度检测模块以及温度检测模块来检测电力线路或设备的实际电压值以及作业现场的温度值和湿度值,并将检测到的电压值以及温度和湿度信息通过无线通讯模块发送给调度指挥中心;其显示器可以显示所示数字电压表、湿度检测模块以及温度检测模块所检测的信息,还能够通过蜂鸣器和发光二极管D1向作业人员发出警示和报警,很大程度上提高了作业人员的人身安全。During operation, the operator judges whether the power line or equipment has electricity through the new multi-functional electroscope with communication function, and at the same time uses the digital voltmeter, humidity detection module and temperature detection module to detect the actual voltage value of the power line or equipment and the operating site. The temperature value and humidity value, and the detected voltage value and temperature and humidity information are sent to the dispatch command center through the wireless communication module; the display can display the information detected by the digital voltmeter, humidity detection module and temperature detection module , It can also send warnings and alarms to the operators through the buzzer and the light-emitting diode D1, which greatly improves the personal safety of the operators.

附图说明:Description of drawings:

图1为本发明具有通讯功能的新型多功能验电器的结构示意图;Fig. 1 is the structural representation of the novel multifunctional electroscope with communication function of the present invention;

图2为本发明具有通讯功能的新型多功能验电器的电路原理图。Fig. 2 is the schematic circuit diagram of the novel multifunctional electroscope with communication function of the present invention.

图中,10、高压臂管;11、高压电阻;12、保护臂管;13、低压电阻;14、检测部;15、护环;16、手柄;20、显示器;21、湿度检测模块;22、温度检测模块;23、数字电压表;30、通讯模块;40、比较器;50、放大器;60、蜂鸣器;70、电源;80、滤波电容。In the figure, 10, high voltage arm tube; 11, high voltage resistor; 12, protective arm tube; 13, low voltage resistor; 14, detection part; 15, guard ring; 16, handle; 20, display; 21, humidity detection module; , temperature detection module; 23, digital voltmeter; 30, communication module; 40, comparator; 50, amplifier; 60, buzzer; 70, power supply; 80, filter capacitor.

具体实施方式:detailed description:

实施例:以下由特定的具体实施例说明本发明的实施方式,本领域技术人员可由本说明书所揭示的内容轻易地了解本发明的其他优点及功效。Examples: The following specific examples illustrate the implementation of the present invention, and those skilled in the art can easily understand other advantages and effects of the present invention from the content disclosed in this specification.

一种高压输电线路的带电作业方法,包括以下步骤:A live working method for a high-voltage transmission line, comprising the following steps:

(a)进行进入现场作业的初步准备工作,其中,所述的初步准备工作包括:作业监管员按照电子工作票内容,确认工作地点和设备,确认完毕后申请停用关联线路重合闸,并交代工作任务,对作业人员进行危险点告知。(a) Carry out preliminary preparations for on-site operations, wherein the preliminary preparations include: the operation supervisor confirms the work site and equipment according to the content of the electronic work ticket, applies for deactivation of the associated line reclosing after confirmation, and explains Work tasks, inform operators of dangerous points.

(b)检查相关作业工具外观是否破损,使用绝缘检测仪对绝缘用具进行检查,确认气温30℃以下以及海拔2500m以下以及其绝缘电阻值不低于725MΩ,或者气温30℃以下以及海拔2500m至3000m之间时其绝缘电阻值不低于775MΩ否则进行更换,所述绝缘用具包括绝缘服、绝缘毯和绝缘遮蔽罩等用具。(b) Check whether the appearance of the relevant operating tools is damaged, use an insulation detector to check the insulation equipment, and confirm that the temperature is below 30°C and the altitude is below 2500m and the insulation resistance value is not less than 725MΩ, or the temperature is below 30°C and the altitude is 2500m to 3000m In between, its insulation resistance value is not lower than 775MΩ, otherwise it needs to be replaced. The insulation appliances include insulation clothing, insulation blankets, insulation shields and other appliances.

(c)作业人员佩戴好绝缘用具并携带具有通讯功能的新型多功能验电器进入作业车内,所述绝缘用具包括绝缘服、绝缘毯和绝缘遮蔽罩等用具。(c) The operator wears insulating appliances and enters the work vehicle with a new multi-functional electroscope with communication functions. The insulating appliances include insulating clothing, insulating blankets, insulating shields and other appliances.

(d)作业人员操作作业车至适当位置,利用具有通讯功能的新型多功能验电器对带电体和接地构件进行验电,并将检测到的线路电压值、作业环境温度值和湿度值等通过GPRS网络传输至调度指挥中心,调度指挥中心的控制单元对接收到的数据进行核算后,将同意作业的指令发送至作业监管员的手持电子终端,作业监管员收到调度指挥中心的指令后才允许作业人员进行作业。见图1和图2所示,具有通讯功能的新型多功能验电器,其包括检测部14,所述检测部14的下端连接有高压臂管10,所述高压臂管10的下端连接有保护臂管12,所述保护臂管12的下方设置有手柄16,所述手柄16通过护环15与保护臂管12相连,所述手柄16上设置有显示器20和通讯模块30,所述高压臂管10和保护臂管12内分别设有高压电阻11和低压电阻13,所述高压电阻11一端与检测部14连接,另一端与低压电阻13和显示器20连接,所述低压电阻13和显示器20并联连接,且低压电阻13和显示器20的一端与高压电阻11连接,另一端接地,所述显示器20的输入端旁接一个电阻R1、串联一个电阻R2,所述电阻R2的输出端旁接一个电阻R3,所述电阻R3的输出端分别连接有数字电压表23和比较器40,所述数字电压表23的输入端与输出端之间并联有湿度检测模块21和温度检测模块22且其输出端还串联有通讯模块30,所述比较器40的输出端串联有放大器50,所述放大器50的输出端分别连接有蜂鸣器60和电阻R4,所述电阻R4的输出端还串联有发光二极管D1,电源70的正负极上分别连接有双刀开关K,所述双刀开关K的输出端之间跨串接滤波电容80和电阻R5、R6组成分压电路与各单元电路连接。所述数字电压表23、湿度检测模块21以及温度检测模块22与通讯模块30电连接。所述通讯模块30通过无线网络与调度指挥中心传送信息。通过具有通讯功能的新型多功能验电器可以判断电力线路或设备是否有电,同时通过数字电压表、湿度检测模块以及温度检测模块来检测电力线路或设备的实际电压值以及作业现场的温度值和湿度值,并将检测到的电压值以及温度和湿度信息通过无线通讯模块发送给调度指挥中心;其显示器可以显示所示数字电压表、湿度检测模块以及温度检测模块所检测的信息,还能够通过蜂鸣器和发光二极管D1向作业人员发出警示和报警。(d) The operator operates the work vehicle to an appropriate position, uses a new multifunctional electroscope with communication function to conduct an electric test on the charged body and the grounding component, and passes the detected line voltage value, temperature value and humidity value of the working environment through The GPRS network is transmitted to the dispatching command center, and the control unit of the dispatching command center calculates the received data, and then sends the instruction to approve the operation to the hand-held electronic terminal of the operation supervisor, and the operation supervisor receives the instruction from the dispatching command center. Allow workers to work. As shown in Fig. 1 and Fig. 2, the novel multifunctional electroscope with communication function includes a detection part 14, the lower end of the detection part 14 is connected with a high-voltage arm tube 10, and the lower end of the high-voltage arm tube 10 is connected with a protective Arm pipe 12, a handle 16 is arranged below the protection arm pipe 12, the handle 16 is connected to the protection arm pipe 12 through a retaining ring 15, a display 20 and a communication module 30 are arranged on the handle 16, and the high voltage arm The tube 10 and the protective arm tube 12 are respectively provided with a high-voltage resistor 11 and a low-voltage resistor 13. One end of the high-voltage resistor 11 is connected to the detection part 14, and the other end is connected to the low-voltage resistor 13 and the display 20. The low-voltage resistor 13 and the display 20 Connect in parallel, and one end of the low-voltage resistor 13 and the display 20 is connected to the high-voltage resistor 11, and the other end is grounded. The input of the display 20 is connected with a resistor R1 and a resistor R2 in series, and the output of the resistor R2 is connected with a resistor R2. Resistor R3, the output end of the resistance R3 is respectively connected with a digital voltmeter 23 and a comparator 40, and a humidity detection module 21 and a temperature detection module 22 are connected in parallel between the input end and the output end of the digital voltmeter 23, and its output There is also a communication module 30 connected in series, the output terminal of the comparator 40 is connected in series with an amplifier 50, the output terminals of the amplifier 50 are respectively connected with a buzzer 60 and a resistor R4, and the output terminal of the resistor R4 is also connected in series with a light emitting The diode D1 is connected to the positive and negative poles of the power supply 70 with a double-pole switch K, and the output terminals of the double-pole switch K are connected in series across a filter capacitor 80 and resistors R5 and R6 to form a voltage divider circuit and connected to each unit circuit. The digital voltmeter 23 , the humidity detection module 21 and the temperature detection module 22 are electrically connected to the communication module 30 . The communication module 30 transmits information with the dispatching command center through the wireless network. The new multifunctional electroscope with communication function can judge whether the power line or equipment has electricity. At the same time, the actual voltage value of the power line or equipment and the temperature value and temperature value of the job site can be detected through the digital voltmeter, humidity detection module and temperature detection module. Humidity value, and send the detected voltage value, temperature and humidity information to the dispatch command center through the wireless communication module; its display can display the information detected by the digital voltmeter, humidity detection module and temperature detection module, and can also pass The buzzer and light-emitting diode D1 send warnings and alarms to operating personnel.

(e)作业车内的作业人员依次对导线、绝缘子和横担进行绝缘遮蔽;所述绝缘遮蔽的顺序为按照先带电体后接地体、由近及远、由下到上、由大到小的顺序对导线、绝缘子和横担进行绝缘遮蔽,完成绝缘遮蔽后,更换中相绝缘子;(e) The operators in the work vehicle insulate and shield the conductors, insulators and crossarms in sequence; the order of the insulation and shielding is as follows: first the charged body and then the grounding body, from near to far, from bottom to top, and from large to small Insulate and shield the conductors, insulators and cross-arms in the order in which the insulation is shielded, and replace the middle-phase insulator;

(f)将紧线拉杆托瓶架前端的卡具卡置在线夹上,然后将后端的卡具卡置在横担的侧直角挂板上,并将前、后端卡具的保险销子封好;(f) Fix the clamp at the front end of the tensioning rod support bottle holder on the line clamp, then clamp the clamp at the rear end on the side right-angle hanging plate of the cross arm, and set the safety pins of the clamps at the front and rear ends sealed;

(g)作业人员收紧丝杆,检查卡具前后端的受力情况以及丝杆的行程,确认作业情况后汇报给作业监管员,作业监管员通过手持电子设备将作业情况传输至调度指挥中心;作业人员随后继续收紧丝杆,将绝缘子串荷载转移到拉杆上面,使绝缘子串松弛,落在绝缘托瓶架上;(g) The operator tightens the screw, checks the stress on the front and rear ends of the fixture and the stroke of the screw, and reports to the operation supervisor after confirming the operation situation. The operation supervisor transmits the operation situation to the dispatching command center through a handheld electronic device; The operator then continues to tighten the screw rod to transfer the load of the insulator string to the tie rod, so that the insulator string relaxes and falls on the insulating bottle holder;

(h)作业人员检查前后端卡具、绝缘托瓶架、紧线拉杆、丝杆等受力部件,确认无问题后汇报作业监管员,作业监管员通过手持电子设备将作业人员的检查情况再次发送给调度指挥中心,经调度指挥中心许可后,作业监管员告知作业人员将绝缘子串前端的绝缘隔离解开,取出锁紧销,使绝缘子串与线夹碗头脱离;(h) The operator checks the force-bearing parts such as the front and rear end fixtures, insulating bottle holders, tightening rods, screw rods, etc., and reports to the operation supervisor after confirming that there is no problem. Send it to the dispatching command center. After being approved by the dispatching command center, the operation supervisor informs the operator to untie the insulation isolation at the front end of the insulator string, take out the locking pin, and separate the insulator string from the clamp bowl;

(i)作业人员摘开绝缘子串横担侧挂点,拆除绝缘子串上的绝缘毯,绑扎好并摘开绝缘子串横担连接,将旧的绝缘子串放下,将新的绝缘子串安装上,所述新绝缘子串安装好后,恢复绝缘隔离遮蔽措施。(i) The operator removes the side hanging point of the cross-arm of the insulator string, removes the insulating blanket on the insulator string, binds and removes the cross-arm connection of the insulator string, puts down the old insulator string, and installs the new insulator string. After the new insulator strings are installed, restore the isolation and shielding measures.

(j)恢复与横担和线夹的连接,缓松卡具丝杆使绝缘子串受力,冲击检查各部位连接,确定没有问题后,报告作业监管员,作业监管员通过手持电子设备将作业人员的检查情况发送给调度指挥中心,经许可后,作业监管员通知作业人员拆除更换工具,然后对另一边相实施作业,待两边相作业完成后,拆除绝缘支杆传回地面;(j) Restore the connection with the cross arm and the clamp, loosen the clamp screw to force the insulator string, impact and check the connection of each part, and report to the operation supervisor after confirming that there is no problem. The inspection status of the personnel is sent to the dispatching command center. After approval, the operation supervisor notifies the operator to remove and replace the tools, and then perform operations on the other side. After the operations on both sides are completed, remove the insulating pole and send it back to the ground;

(k)待三相绝缘子全部更换完毕后,作业车内工作人员按照顺序依次拆除绝缘遮蔽,作业车退出工作区域并将作业车内的作业人员送回地面,所述拆除导线、绝缘子和横担的绝缘遮蔽的顺序为先接地体后带电体、由远及近、由上到下的顺序。(k) After all the three-phase insulators have been replaced, the staff in the work vehicle will remove the insulation and shielding in sequence, the work vehicle will exit the work area and the workers in the work vehicle will be sent back to the ground. The order of insulation and shielding is the order of the grounding body first, then the charged body, from far to near, and from top to bottom.

(l)作业监管员对完成后的工作进行验收,并将检验结果通过手持电子设备传输至调度指挥中心,待调度指挥中心确认作业完成后,恢复关联线路重合闸,工作结束。(l) The job supervisor checks and accepts the completed work, and transmits the inspection result to the dispatching command center through a handheld electronic device. After the dispatching command center confirms that the job is completed, the associated line is reclosed, and the work ends.

所述实施例用以例示性说明本发明,而非用于限制本发明。任何本领域技术人员均可在不违背本发明的精神及范畴下,对所述实施例进行修改,因此本发明的权利保护范围,应如本发明的权利要求所列。The examples are used to illustrate the present invention, but not to limit the present invention. Any person skilled in the art can modify the embodiments without departing from the spirit and scope of the present invention. Therefore, the protection scope of the present invention should be listed in the claims of the present invention.

Claims (9)

1. a kind of livewire work method of ultra-high-tension power transmission line, it is characterised in that comprise the following steps:
A () enters to be advanced into the preliminary preparation of field operation;
B () checks whether related power tool outward appearance is damaged, insulation apparatus is checked using insulation tester, confirms temperature Less than 30 DEG C and below height above sea level 2500m and its insulating resistance value are not less than below 725M Ω, or 30 DEG C of temperature and sea Its insulating resistance value is not less than 775M Ω and is otherwise changed when pulling out between 2500m to 3000m;
C () operating personnel wears insulation apparatus and carries the Multifunction electroscope with communication function and enters Operation Van It is interior;
D () operating personnel operates Operation Van to appropriate location, using the Multifunction electroscope with communication function to powered Body and earthing component carry out electrical verification, and line voltage value, operating environment temperature value and the humidity value that will be detected etc. passes through GPRS Network transmission after the control unit of Dispatch and Command Center is adjusted to the data for receiving, will have agreed to Dispatch and Command Center The instruction of operation is sent to the hand held electronic terminals of operation supervisor, and operation supervisor is received after the instruction of Dispatch and Command Center Allowing operating personnel carries out operation;
E the operating personnel in () Operation Van carries out insulation masking to wire, insulator and cross-arm successively, mutually insulated in then changing Son;
(f) by the fixture holding of stringing pull bar bottle-holding rack front end on wire clamp, then by the fixture holding of rear end in the side of cross-arm On right angle hanging plate, and the safety pin of front and back ends fixture is sealed;
G () operating personnel tightens up screw mandrel, the stressing conditions of fixture front and back end and the stroke of screw mandrel are checked, after confirming handling situations Operation supervisor is reported to, operation supervisor is transmitted to Dispatch and Command Center handling situations by hand-hold electronic equipments;Operation Personnel continue thereafter with and tighten up screw mandrel, above insulator chain load transfer to pull bar, insulator chain is relaxed, and fall in insulating insulator On frame;
H () operating personnel checks the stressed members such as front and back end fixture, insulating insulator bracket, stringing pull bar, screw mandrel, after confirming no problem Operation supervisor is reported, the inspection situation of operating personnel is sent to scheduling and referred to by operation supervisor again by hand-hold electronic equipments Center is waved, after scheduled command centre's license, operation supervisor informs that insulator chain front end is dielectrically separated from solution by operating personnel Open, take out locking pin, insulator chain is departed from wire clamp bowl head;
I () operating personnel is unsnaped insulator chain cross-arm side hanging point, remove the insulated target on insulator chain, and colligation is got well and insulation of unsnaping Substring cross-arm is connected, and old insulator chain is put down, and new insulator chain is installed;
J () recovers the connection with cross-arm and wire clamp, slow pine fixture screw mandrel makes insulator chain stress, and impact checks each position connection, It is determined that after having no problem, reporting operation supervisor, operation supervisor passes through hand-hold electronic equipments by the inspection situation of operating personnel Dispatch and Command Center is sent to, by permission, operation supervisor notifies that operating personnel removes replacing instrument, treats three phase isolated more Change after finishing, remove insulation strut;
K staff removes insulation masking successively in sequence in () Operation Van, Operation Van exits working region and by Operation Van Interior operating personnel sends ground back to;
L the work after the completion of () operation supervisor couple carries out an acceptance inspection, and assay is transmitted to tune by hand-hold electronic equipments Degree command centre, after Dispatch and Command Center confirms, end-of-job.
2. a kind of livewire work method of ultra-high-tension power transmission line according to claim 1, it is characterised in that:The step (c) With the Multifunction electroscope with communication function in step (d), it includes test section (14), the test section (14) Lower end is connected with high-voltage arm pipe (10), and the lower end of the high-voltage arm pipe (10) is connected with shield arm pipe (12), the shield arm pipe (12) handle (16) is provided with below, the handle (16) is connected by retaining ring (15) with shield arm pipe (12), the handle (16) display (20) and communication module (30) are provided with, are respectively equipped with the high-voltage arm pipe (10) and shield arm pipe (12) High-tension resistive (11) and low resistance (13), described high-tension resistive (11) one end are connected with test section (14), the other end and low pressure Resistance (13) and display (20) are connected, and the low resistance (13) and display (20) are connected in parallel, and low resistance (13) One end with display (20) is connected with high-tension resistive (11), other end ground connection, and one is connect by the input of the display (20) Individual resistance R1, one resistance R2 of series connection, connect an output end of resistance R3, the resistance R3 point by the output end of the resistance R2 Digital voltmeter (23) and comparator (40) are not connected with, it is in parallel between the input and output end of the digital voltmeter (23) There are humidity detecting module (21) and temperature detecting module (22) and its output end is also in series with communication module (30), the comparator (40) output end is in series with amplifier (50), and the output end of the amplifier (50) is connected to buzzer (60) and resistance The output end of R4, the resistance R4 is also in series with light emitting diode D1, and being connected to double-pole on the both positive and negative polarity of power supply (70) opens K is closed, the span of the output end of the double-pole switch K concatenates filter capacitor (80) and resistance R5, R6 composition bleeder circuit and each list First circuit connection.
3. a kind of livewire work method of ultra-high-tension power transmission line according to claim 2, it is characterised in that:The digital voltage Table (23), humidity detecting module (21) and temperature detecting module (22) are electrically connected with communication module (30).
4. a kind of livewire work method of ultra-high-tension power transmission line according to claim 3, it is characterised in that:The communication module (30) information is transmitted by wireless network and Dispatch and Command Center.
5. a kind of livewire work method of ultra-high-tension power transmission line according to claim 1, it is characterised in that:The step (a) In preliminary preparation include:Operation supervisor confirms job site and equipment according to electron work ticket content, confirms to finish Application afterwards disables associated circuitry reclosing, and task of handing over work, and carries out dangerous spot to operating personnel and informs.
6. a kind of livewire work method of ultra-high-tension power transmission line according to claim 1, it is characterised in that:The step (b) Or the insulation apparatus in step (c) includes insulation clothing, insulated target and apparatus etc. insulated shielding cover.
7. a kind of livewire work method of ultra-high-tension power transmission line according to claim 1, it is characterised in that:The step (e) In wire, insulator and cross-arm are entered according to grounding body, order from the close-by examples to those far off, from down to up, descending after first electrical body Row insulation masking.
8. a kind of livewire work method of ultra-high-tension power transmission line according to claim 1, it is characterised in that:The step (k) According to electrical body after first grounding body, draw near, the insulation of orderly release wire, insulator and cross-arm from top to bottom hides Cover.
9. a kind of livewire work method of ultra-high-tension power transmission line according to claim 1, it is characterised in that:The step (i) In after new insulator chain installs, recovery is dielectrically separated from masking measure.
CN201710081320.8A 2017-02-15 2017-02-15 A kind of livewire work method of ultra-high-tension power transmission line Pending CN106848921A (en)

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CN112803314A (en) * 2021-02-07 2021-05-14 国网江苏省电力有限公司无锡供电分公司 Live-line defect eliminating method and device for post insulator of cable terminal
CN114374171A (en) * 2021-12-27 2022-04-19 博华工程技术有限公司 Live-line maintenance method for high-voltage line

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CN103618252A (en) * 2013-11-28 2014-03-05 国家电网公司 Operation method for replacing tension insulator for 35kV overhead line in electrified mode
CN204154795U (en) * 2014-09-18 2015-02-11 云南电网公司红河供电局 A kind of Multifunction electroscope with communication function
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CN204154795U (en) * 2014-09-18 2015-02-11 云南电网公司红河供电局 A kind of Multifunction electroscope with communication function
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CN112803314A (en) * 2021-02-07 2021-05-14 国网江苏省电力有限公司无锡供电分公司 Live-line defect eliminating method and device for post insulator of cable terminal
CN114374171A (en) * 2021-12-27 2022-04-19 博华工程技术有限公司 Live-line maintenance method for high-voltage line
CN114374171B (en) * 2021-12-27 2024-01-02 博华工程技术有限公司 High-voltage line electrified overhaul method

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