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分布式变电站电力监控系统
2012/9/22 9:06:11
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<span style="font-family: "Times New Roman"; font-size: 10.5pt; font-weight: bold; mso-spacerun: "yes";">分布式变电站电力监控系统<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">

<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">作者:郭东培          QQ:2392405873
<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">  变电站电力监控系统能提供必要的实时运行信息,尤其是开关和保护行为的信息<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">(事故报警信息)<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">,使值班人员和系统调度人员把握安全控制、事故处理的主动性,同时可以提高电网的运行管理水平,减少变电、配电损失,提高供电质量。<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">

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<span style="font-family: "宋体"; font-size: 10.5pt; font-weight: bold; mso-spacerun: "yes";">一. <span style="font-family: "宋体"; font-size: 10.5pt; font-weight: bold; mso-spacerun: "yes";">系统的具体监控对象<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">:<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">

<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">变电站微机监控系统的主要<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">监控对象有以下<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">几个方面<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";"><span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">模拟量采集有高压室和主控室<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">内的温度、湿度和门禁。<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">变压器0.4kV<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">侧电流,0.4kV母线电压、分段电流,<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">有功<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">功率<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">和无功功率<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">,0.4kV各支路出线电流<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";"><span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">变压器温度<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";"><span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">备用柴油机发电机组电压、电流、有功功率、无功功率、油压、油温、水温,蓄电池电压等.开关量有灯光<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">开关、<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">断路器<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">开关、<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">高压进出线开关、主变分接头开关、主变低压总开关、分段开关、0.4kV各支路出线开关,柴油发电机回路开关等<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";"><span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">

<span style="font-family: "宋体"; font-size: 10.5pt; font-weight: bold; mso-spacerun: "yes";">二. <span style="font-family: "宋体"; font-size: 10.5pt; font-weight: bold; mso-spacerun: "yes";">阿尔泰<span style="font-family: "宋体"; font-size: 10.5pt; font-weight: bold; mso-spacerun: "yes";">解决方案:<span style="font-family: "宋体"; font-size: 10.5pt; font-weight: bold; mso-spacerun: "yes";">

<span style="font-family: "宋体"; font-size: 10.5pt; font-weight: bold; mso-spacerun: "yes";">2<span style="font-family: "宋体"; font-size: 10.5pt; font-weight: bold; mso-spacerun: "yes";">.1<span style="font-family: "宋体"; font-size: 10.5pt; font-weight: bold; mso-spacerun: "yes";"> 硬件实现<span style="font-family: "宋体"; font-size: 10.5pt; font-weight: bold; mso-spacerun: "yes";">

<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">2<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">.1<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">.1<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";"> 前端工控机 <span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">

<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">本方案选用工控机,<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">前端工控机可以处理<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">各个模块<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">上传的数据,运行自动控制和方便维护数据库中I/O点的数据,实现各种(遥测、遥信、遥控)数据的上传下达。 <span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">

<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">前端工控机除具有数据采集、数据集中和多种通讯规约等功能外,还有独特的配网自动化高级功能软件。完全满足配网自动化所需的馈线故障定位、故障隔离等要求。<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">

<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">前端工控机采用工控标准设计,可靠性高,抗干扰性强,性能远远超过由工作站或其他台式计算机、工作站构成的系统,保证了整个系统的正常、稳定、长期可靠运行。支持多通讯口,每个通讯口都可以支持多种不同的规约。<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">

<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">2<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">.<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">1.2<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";"> <span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">变电站各室内的温度,湿度和门禁<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";"> <span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";"> <span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">

<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">变电站撤人后,万一变电站发生火警,往往因为不能及时发现而延误了事故的处理,造成事故进一步扩大。此外,当变电站有盗贼闯入时,也会缺乏有效的防御手段。为此,可在高压室和主控室等地点装设一批温<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">,湿度传感器<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">,并在高压室和主控室<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">门口安装<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">主动红外入侵探测器<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">。当探头感测到高温或有人闯入时,就会向后台发出告警信息,同时连动切换摄像机画面,并记录下当时现场的情况。 <span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">

<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";"> <span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">用DAM3058F采集温湿度传感器信号。可采集8路传感器信号。<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">

<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";"> 用DAM3011采集<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">主动红外入侵探测器<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">传来的电压信号,可采集8路<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">报警器<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">信号。<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">

<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">2<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">.<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">1.<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">3 变压器<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">

<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">变压器0.4kV侧电流,0.4kV母线电压、分段电流,<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">有功<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">功率<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">和无功功率<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">,0.4kV各支路出线电流<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">,监控变压器的运行情况,当出现异常情况时能做出及时反应<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";"><span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">选用的变压器自身应带控制保护装置,具有完善的温度检测和风机控制功能,利用变压器本身提供的铂电阻,获得变压器线圈温度,若检测的温度超过设定门限时,风机仍未启动,则强制启动风机。其控制器中数据通过RS485接口,也可传送至监控中心,执行对变压器状态的监控。<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">

<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">用DAM3501采集<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">变压器侧电流<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";"><span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">母线电压<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";"><span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">分段电流,<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">有功<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">功率<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">和无功功率。<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">

<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">用DAM3043采集线圈温度,用DAM3018D启动和关闭风机。<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">

<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";"> 2<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">.<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">1.<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">4 电动机<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";"><span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">备用柴油机发电机组<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">保护: <span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">
<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";"> <span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";"> <span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";"><span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">电动机的<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">电流、电压、温度测量为基础,为电动机提供全面的保护。具有短路、启动超时、转子堵转、不平衡、接地故障、负荷丢失、欠压过压、温度保护等<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";"><span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">通过检测启动前的母线电压、检测跳闸回路是否正常、使系统的可靠性得到进一步加强。<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">

<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";"> <span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";"> <span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">备用柴油机发电机组电压,电流,有功功率,无功功率,油压,油温,水温,蓄电池电压等.<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";"> <span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">监控变压器的运行情况,当出现异常情况时能做出及时反应<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";"><span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">

<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">用DAM3501采集电动机的<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">电流、电压<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";"><span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">柴油机发电机组电压,电流,有功功率,无功功率<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";"><span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">

<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">用DAM3043采集电动机温度信号。<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">

<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">用DAM3058采集<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">柴油机发电机油压,油温,水温<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";"><span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">

<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";"> <span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">2.1.5 开关量监控<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">

<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";"> <span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";"> (1)<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">为使工业电视监控系统在晚上仍能发挥作用,变电站的灯光应具有定时开关或远方控制的功能<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";"><span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";"> <span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">(2)<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">断路器:接通或断开运行中的或发生故障的电路 <span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">。(3)<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";"> 主变分接头开关,主变低压侧总开关,分段开关,0.4kV各支路出线开关,柴油发电机回路开关<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";"><span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">RS-485串行通讯方式。可通过通讯实现远程控制分/合闸,远程读取测量值,远程读取开关量状<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">态。<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">

<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";"> 用DAM3027D来监测和控制开关量。<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">

<span style="font-family: "宋体"; font-size: 10.5pt; font-weight: bold; mso-spacerun: "yes";">

<span style="font-family: "宋体"; font-size: 10.5pt; font-weight: bold; mso-spacerun: "yes";">系统示意图<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">

<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">数据通信功能<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">
<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">  变电站内部的线路监控仪与主机之间的通信采用 RS 485 通信总线,通信距离可达 1 200 m,波特率可以设定为 1200、2400、<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">4800<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">、9600、19200、<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">38400<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";"><span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">57600<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";"><span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">115200<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";"><span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">

<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">2<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">.1<span style="font-family: "宋体"; font-size: 10.5pt; font-weight: bold; mso-spacerun: "yes";"> 软件实现<span style="font-family: "宋体"; font-size: 10.5pt; font-weight: bold; mso-spacerun: "yes";">

<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">配网自动化高级功能软件<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">选用组态软件<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">

<span style="font-family: "宋体"; font-size: 10.5pt; font-weight: bold; mso-spacerun: "yes";">

<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";"> <span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";"> 1<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">)运行监视.要求有变电站电气主接线图与相关的模拟量、开关量信息的动态显示.<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">
<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">  <span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">2<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">)事故记录与报警.工程实例要求当变压器 0.4kV侧的电压、电流出现欠电压与过电流且超过一定时计算机<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">报警<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">,并将故障数据记录下来.       <span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">
<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">  <span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">3<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">)报表打印.<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">
<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">  <span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">4<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">)备用柴油发电机组定期启动的提示与记录.<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">
<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">  <span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">5<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">)预留远程监控接口,要求系统便于扩展升级.<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">

<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";"><span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";"> 结论<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">

<span style="font-family: "Verdana"; font-size: 10.5pt; mso-spacerun: "yes";">  分布式变电站监控系统设备通用,维护、安装简单,可靠性高,功能较齐全,用户使用方便。经河北、内蒙、北京等地的多个变电站和厂矿配电室使用,本文所述的监控系统收到了良好效果。做到了电力监控管理逐步向自动化、综合化、集中化、智能化方向发展<span style="font-family: "宋体"; font-size: 10.5pt; mso-spacerun: "yes";">

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