GZPD-23/06型便(bian)携式(shi)GIS局部(bu)放(fang)电(dian)(dian)(dian)(dian)(dian)监测与(yu)定(ding)(ding)位系统(tong)(tong)的(de)(de)(de)(de)局放(fang)数据(ju)分析(xi)结果以PRPS、PRPD、放(fang)电(dian)(dian)(dian)(dian)(dian)率、φ-Q-N、椭圆图(tu)、Q-T和(he)N-T等图(tu)谱格式(shi)展示(shi)，可以连续(xu)播放(fang)整(zheng)(zheng)个(ge)放(fang)电(dian)(dian)(dian)(dian)(dian)过(guo)(guo)程(cheng)，也可以任意拖动查看某个(ge)时(shi)刻的(de)(de)(de)(de)放(fang)电(dian)(dian)(dian)(dian)(dian)情(qing)(qing)况；通过(guo)(guo)聚类(lei)分析(xi)实现(xian)同一次放(fang)电(dian)(dian)(dian)(dian)(dian)过(guo)(guo)程(cheng)中(zhong)(zhong)多(duo)种(zhong)放(fang)电(dian)(dian)(dian)(dian)(dian)类(lei)型的(de)(de)(de)(de)判定(ding)(ding)，通过(guo)(guo)对放(fang)电(dian)(dian)(dian)(dian)(dian)脉冲的(de)(de)(de)(de)FFT计算(suan)，分析(xi)放(fang)电(dian)(dian)(dian)(dian)(dian)脉冲的(de)(de)(de)(de)频(pin)率分布情(qing)(qing)况；实现(xian)了动态(tai)开窗(chuang)和(he)相位调整(zheng)(zheng)功能。GZPD-23/06型便(bian)携式(shi)GIS局部(bu)放(fang)电(dian)(dian)(dian)(dian)(dian)监测与(yu)定(ding)(ding)位系统(tong)(tong)提(ti)供低(di)成本、高性(xing)能的(de)(de)(de)(de)定(ding)(ding)期在线、离线的(de)(de)(de)(de)局部(bu)放(fang)电(dian)(dian)(dian)(dian)(dian)监测手段,适用(yong)于(yu)输配电(dian)(dian)(dian)(dian)(dian)、发电(dian)(dian)(dian)(dian)(dian)厂以及(ji)大型工(gong)矿用(yong)电(dian)(dian)(dian)(dian)(dian)单位中(zhong)(zhong)使用(yong)的(de)(de)(de)(de)GIS、GIL以及(ji)变压器，从本系统(tong)(tong)中(zhong)(zhong)所获得的(de)(de)(de)(de)局部(bu)放(fang)电(dian)(dian)(dian)(dian)(dian)信息可以用(yong)于(yu)基于(yu)状态(tai)检(jian)修的(de)(de)(de)(de)维护。GZPD-4D系列(lie)分布式(shi)局部(bu)放(fang)电(dian)(dian)(dian)(dian)(dian)监测与(yu)评价系统(tong)(tong)校准报告。典型局部(bu)放(fang)电(dian)(dian)(dian)(dian)(dian)分类(lei)算(suan)法

3、特高频(pin)局部放(fang)(fang)电(dian)(dian)监(jian)(jian)(jian)测(ce)的自检(jian)(jian)功能=1\*GB3①监(jian)(jian)(jian)测(ce)通(tong)道(dao)(dao)(dao)完好(hao)性的自检(jian)(jian)：通(tong)过依次向(xiang)各(ge)监(jian)(jian)(jian)测(ce)通(tong)道(dao)(dao)(dao)（含噪(zao)声监(jian)(jian)(jian)测(ce)通(tong)道(dao)(dao)(dao)）发出特高频(pin)信(xin)号(hao)注入(ru)(ru)GIS/GIL内部，并检(jian)(jian)查相邻(lin)(lin)的其他监(jian)(jian)(jian)测(ce)通(tong)道(dao)(dao)(dao)是否(fou)(fou)正常(chang)接收到该信(xin)号(hao)，自动(dong)完成对所有(you)监(jian)(jian)(jian)测(ce)通(tong)道(dao)(dao)(dao)是否(fou)(fou)正常(chang)工作的检(jian)(jian)验(yan)；图(tu)10：监(jian)(jian)(jian)测(ce)通(tong)道(dao)(dao)(dao)完好(hao)性自检(jian)(jian)示意图(tu)(射频(pin)开关单元和信(xin)号(hao)处(chu)理(li)单元内置于系(xi)统主机(ji)(ji))=2\*GB3②具有(you)自检(jian)(jian)功能的校(xiao)验(yan)：远程(cheng)控(kong)制本系(xi)统主机(ji)(ji)内置的校(xiao)验(yan)信(xin)号(hao)源，通(tong)过指(zhi)定(ding)的监(jian)(jian)(jian)测(ce)通(tong)道(dao)(dao)(dao)向(xiang)被监(jian)(jian)(jian)测(ce)的GIS/GIL内部注入(ru)(ru)等(deng)效(xiao)(xiao)放(fang)(fang)电(dian)(dian)脉冲，本系(xi)统相邻(lin)(lin)的监(jian)(jian)(jian)测(ce)通(tong)道(dao)(dao)(dao)能有(you)效(xiao)(xiao)地(di)监(jian)(jian)(jian)测(ce)到注入(ru)(ru)的信(xin)号(hao)。带(dai)电(dian)(dian)局部放(fang)(fang)电(dian)(dian)检(jian)(jian)测(ce)电(dian)(dian)话咨询GZPD-4D系(xi)列(lie)分布式局部放(fang)(fang)电(dian)(dian)监(jian)(jian)(jian)测(ce)与(yu)评价系(xi)统图(tu)谱筛选界面。

传(chuan)(chuan)统(tong)的(de)(de)局(ju)(ju)部(bu)放(fang)(fang)(fang)(fang)电(dian)监(jian)(jian)测(ce)仪,其测(ce)量信号的(de)(de)响应(ying)频率一般(ban)不超(chao)过(guo)1MHz,易(yi)受外界干(gan)扰的(de)(de)影响,稳定性差，影响了其应(ying)用(yong)(yong)。随着计算(suan)机技术(shu)、电(dian)子(zi)技术(shu)和(he)(he)传(chuan)(chuan)感(gan)器(qi)技术(shu)的(de)(de)进步，为特高频监(jian)(jian)测(ce)技术(shu)创造了条(tiao)件，使其具有监(jian)(jian)测(ce)频率高、抗(kang)干(gan)扰性强(qiang)和(he)(he)灵敏度高，得到高度重视。GZPD系(xi)(xi)列手持(chi)式多功能局(ju)(ju)部(bu)放(fang)(fang)(fang)(fang)电(dian)监(jian)(jian)测(ce)仪，可(ke)以(yi)根(gen)据(ju)(ju)需(xu)求定制1~4通道(dao)并配置(zhi)有1~5种传(chuan)(chuan)感(gan)器(qi)，配置(zhi)情况(kuang)如下：1、AE、UHF和(he)(he)HF法适(shi)用(yong)(yong)于(yu)(yu)变压器(qi)/电(dian)抗(kang)器(qi)/高压电(dian)缆（终端为GIS时可(ke)用(yong)(yong)AE、UHF监(jian)(jian)测(ce)）的(de)(de)局(ju)(ju)部(bu)放(fang)(fang)(fang)(fang)电(dian)监(jian)(jian)测(ce)；2、AE/AA、HF和(he)(he)TEV法适(shi)用(yong)(yong)于(yu)(yu)对(dui)开(kai)关柜(ju)/环网柜(ju)的(de)(de)局(ju)(ju)部(bu)放(fang)(fang)(fang)(fang)电(dian)监(jian)(jian)测(ce)；3、AE和(he)(he)UHF适(shi)用(yong)(yong)于(yu)(yu)对(dui)GIS、HGIS、GIL的(de)(de)局(ju)(ju)部(bu)放(fang)(fang)(fang)(fang)电(dian)进行(xing)监(jian)(jian)测(ce)。内置(zhi)的(de)(de)专家(jia)诊断系(xi)(xi)统(tong)能根(gen)据(ju)(ju)监(jian)(jian)测(ce)数据(ju)(ju)进行(xing)分(fen)析，判(pan)断放(fang)(fang)(fang)(fang)电(dian)能量大小和(he)(he)可(ke)能部(bu)位，在电(dian)力系(xi)(xi)统(tong)得到广泛应(ying)用(yong)(yong)。

2、智能分(fen)析(xi)功能=1\*GB3①、具备(bei)(bei)4G/5G自组网(wang)功能，可扩(kuo)展为分(fen)布(bu)式(shi)局(ju)部(bu)放(fang)(fang)(fang)(fang)(fang)(fang)电(dian)(dian)(dian)(dian)在线(xian)监测系统（不限客户端及硬件(jian)节点数(shu)量），固(gu)定式(shi)长期(qi)/可移动式(shi)短期(qi)的(de)针对疑似缺陷的(de)电(dian)(dian)(dian)(dian)力(li)设备(bei)(bei)在线(xian)监测；=2\*GB3②、内置(zhi)变压器、高抗、断路器（GIS、敞开式(shi)断路器、开关柜）、电(dian)(dian)(dian)(dian)缆、发电(dian)(dian)(dian)(dian)机等电(dian)(dian)(dian)(dian)力(li)设备(bei)(bei)典型(xing)放(fang)(fang)(fang)(fang)(fang)(fang)电(dian)(dian)(dian)(dian)类型(xing)数(shu)据库，结合神经网(wang)络、放(fang)(fang)(fang)(fang)(fang)(fang)电(dian)(dian)(dian)(dian)特(te)征(zheng)参(can)量实现绝(jue)缘(yuan)缺陷类型(xing)识别；(a)高电(dian)(dian)(dian)(dian)位电(dian)(dian)(dian)(dian)晕(yun)放(fang)(fang)(fang)(fang)(fang)(fang)电(dian)(dian)(dian)(dian)(b)低(di)电(dian)(dian)(dian)(dian)位电(dian)(dian)(dian)(dian)晕(yun)放(fang)(fang)(fang)(fang)(fang)(fang)电(dian)(dian)(dian)(dian)(c)内部(bu)放(fang)(fang)(fang)(fang)(fang)(fang)电(dian)(dian)(dian)(dian)(d)沿面放(fang)(fang)(fang)(fang)(fang)(fang)电(dian)(dian)(dian)(dian)(e)悬浮放(fang)(fang)(fang)(fang)(fang)(fang)电(dian)(dian)(dian)(dian)(e)金属粒子放(fang)(fang)(fang)(fang)(fang)(fang)电(dian)(dian)(dian)(dian)图(tu)(tu)5:放(fang)(fang)(fang)(fang)(fang)(fang)电(dian)(dian)(dian)(dian)类型(xing)数(shu)据库的(de)部(bu)分(fen)典型(xing)图(tu)(tu)谱(pu)(以GIS局(ju)部(bu)放(fang)(fang)(fang)(fang)(fang)(fang)电(dian)(dian)(dian)(dian)为例)=3\*GB3③、强大的(de)TF-Map分(fen)组筛选功能（我(wo)司的(de)软件(jian)著(zhu)作权）：基(ji)于放(fang)(fang)(fang)(fang)(fang)(fang)电(dian)(dian)(dian)(dian)脉(mai)冲波(bo)形特(te)征(zheng)形成放(fang)(fang)(fang)(fang)(fang)(fang)电(dian)(dian)(dian)(dian)等效时频图(tu)(tu)谱(pu)(TF-Map)图(tu)(tu)谱(pu)，可根据TF-Map分(fen)布(bu)情(qing)况，实现信(xin)号的(de)分(fen)离分(fen)类，具体(ti)应用场景如下文的(de)图(tu)(tu)8与图(tu)(tu)9所示：杭州GIS局(ju)部(bu)放(fang)(fang)(fang)(fang)(fang)(fang)电(dian)(dian)(dian)(dian)在线(xian)监测工作原理。

根据国(guo)际(ji)电(dian)(dian)(dian)工委员会(hui)(IEC)61934标准，局(ju)(ju)部(bu)(bu)(bu)放(fang)(fang)(fang)电(dian)(dian)(dian)是“*部(bu)(bu)(bu)分桥接导(dao)体之间绝(jue)(jue)缘的(de)(de)(de)局(ju)(ju)部(bu)(bu)(bu)放(fang)(fang)(fang)电(dian)(dian)(dian)”。PD是绝(jue)(jue)缘内(nei)部(bu)(bu)(bu)（内(nei)部(bu)(bu)(bu)PD）或绝(jue)(jue)缘表(biao)面(mian)(mian)（表(biao)面(mian)(mian)PD）局(ju)(ju)部(bu)(bu)(bu)电(dian)(dian)(dian)应力集中的(de)(de)(de)结(jie)果。当局(ju)(ju)部(bu)(bu)(bu)电(dian)(dian)(dian)场应力足以电(dian)(dian)(dian)离绕组(zu)表(biao)面(mian)(mian)附近的(de)(de)(de)空气时，就会(hui)发生表(biao)面(mian)(mian)PD。表(biao)面(mian)(mian)PD通常很容易在(zai)视觉(jue)上检测(ce)到(dao)，因为它会(hui)释放(fang)(fang)(fang)紫外(wai)线(UV)，有时还(hai)会(hui)看(kan)到(dao)微小的(de)(de)(de)火花。由于局(ju)(ju)部(bu)(bu)(bu)放(fang)(fang)(fang)电(dian)(dian)(dian)，绝(jue)(jue)缘表(biao)面(mian)(mian)有时也会(hui)出现白色或黑色粉末。内(nei)部(bu)(bu)(bu) PD 可能发生在(zai)任何用于承受高电(dian)(dian)(dian)场的(de)(de)(de)旋转电(dian)(dian)(dian)机(ji)的(de)(de)(de)绝(jue)(jue)缘介质中。它始于固体电(dian)(dian)(dian)介质内(nei)的(de)(de)(de)微观空隙、裂缝或夹(jia)杂物，固体或液(ye)体电(dian)(dian)(dian)介质内(nei)的(de)(de)(de)界(jie)面(mian)(mian)或不(bu)同绝(jue)(jue)缘材(cai)料边界(jie)处的(de)(de)(de)分层。GZPD-234系(xi)列便携(xie)式(shi)局(ju)(ju)部(bu)(bu)(bu)放(fang)(fang)(fang)电(dian)(dian)(dian)监(jian)测(ce)与诊(zhen)断系(xi)统(tong)图谱筛选。线缆局(ju)(ju)部(bu)(bu)(bu)放(fang)(fang)(fang)电(dian)(dian)(dian)在(zai)线监(jian)测(ce)主(zhu)界(jie)面(mian)(mian)

杭州国洲电(dian)力科技有限公司超高频(pin)局(ju)放(fang)监测器。典型(xing)局(ju)部放(fang)电(dian)分类(lei)算法

1.2GZPD-234系(xi)列(lie)便(bian)携(xie)式(shi)(shi)局(ju)部(bu)放(fang)(fang)电(dian)(dian)监测与(yu)诊断系(xi)统概述GZPD-234系(xi)列(lie)便(bian)携(xie)式(shi)(shi)局(ju)部(bu)放(fang)(fang)电(dian)(dian)监测与(yu)诊断系(xi)统是我(wo)公司结(jie)合(he)(he)多(duo)年局(ju)部(bu)放(fang)(fang)电(dian)(dian)监测技(ji)术研(yan)发(fa)及工程技(ji)术服务的丰富经验、吸(xi)取国内外类(lei)似(si)产品的技(ji)术亮点和用户(hu)诊断度等(deng)(deng)方面而研(yan)制出(chu)的便(bian)携(xie)式(shi)(shi)局(ju)部(bu)放(fang)(fang)电(dian)(dian)监测系(xi)统。本系(xi)统支持(chi)超声波(bo)(AE)、特高频(UHF)、高频电(dian)(dian)流(liu)(HFCT)、甚高频(VHF)和暂态地(di)电(dian)(dian)波(bo)(TEV)等(deng)(deng)5种(zhong)监测方式(shi)(shi)，结(jie)合(he)(he)自主(zhu)研(yan)发(fa)的高性(xing)能的监测系(xi)统主(zhu)机、滤波(bo)电(dian)(dian)路、数字滤波(bo)器(qi)(qi)(qi)、TF-Map筛(shai)(shai)选、分(fen)组筛(shai)(shai)选等(deng)(deng)技(ji)术，已成(cheng)功(gong)应(ying)用于变压器(qi)(qi)(qi)、电(dian)(dian)抗器(qi)(qi)(qi)、开关(guan)设(she)(she)备（GIS、AIS、开关(guan)柜）、输电(dian)(dian)设(she)(she)备（GIL、中高压电(dian)(dian)缆）、四(si)小器(qi)(qi)(qi)（避(bi)雷器(qi)(qi)(qi)、电(dian)(dian)容器(qi)(qi)(qi)、电(dian)(dian)压和电(dian)(dian)流(liu)互(hu)感器(qi)(qi)(qi)）、发(fa)电(dian)(dian)机组等(deng)(deng)多(duo)种(zhong)电(dian)(dian)力设(she)(she)备运行状(zhuang)态的离线检测、带电(dian)(dian)巡检、在线监测及重症监护(hu)等(deng)(deng)各类(lei)评估与(yu)诊断方式(shi)(shi)。典型(xing)局(ju)部(bu)放(fang)(fang)电(dian)(dian)分(fen)类(lei)算法(fa)

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