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聲發(fa)射(she)檢(jian)測儀是(shi)一種(zhong)新(xin)型的不解體動(dong)態定性檢(jian)測儀器，為國(guo)外(wai)引進到(dao)技術,其特點是(shi)利(li)用被(bei)測構件和物體在動(dong)載條件下（力(li)(li)、壓、氣、動(dong)、電）本身發(fa)出(chu)的超聲波信號（應力(li)(li)波）。

絕緣子故障(zhang)檢測(ce)儀用于(yu)(yu)在不斷電(dian)(dian)(dian)狀態下(xia)查找(zhao)發電(dian)(dian)(dian)廠、變(bian)電(dian)(dian)(dian)站輸電(dian)(dian)(dian)線(xian)路中的絕緣子故障(zhang)的準確(que)位置，還可應用于(yu)(yu)電(dian)(dian)(dian)氣(qi)設(she)備(bei)局部放電(dian)(dian)(dian)偵(zhen)(zhen)測(ce)、電(dian)(dian)(dian)暈(yun)放電(dian)(dian)(dian)偵(zhen)(zhen)測(ce)、高壓開關放電(dian)(dian)(dian)檢測(ce)、空冷島檢漏、遠距離檢漏等。

便攜式超(chao)聲(sheng)波(bo)(bo)局(ju)放(fang)(fang)(fang)檢(jian)(jian)測(ce)(ce)儀(yi)、超(chao)聲(sheng)波(bo)(bo)電氣設(she)備(bei)局(ju)部放(fang)(fang)(fang)電檢(jian)(jian)測(ce)(ce)儀(yi)、超(chao)聲(sheng)波(bo)(bo)局(ju)部放(fang)(fang)(fang)電探測(ce)(ce)儀(yi)、超(chao)聲(sheng)波(bo)(bo)母線局(ju)放(fang)(fang)(fang)檢(jian)(jian)測(ce)(ce)儀(yi)、超(chao)聲(sheng)波(bo)(bo)變(bian)壓(ya)器檢(jian)(jian)測(ce)(ce)儀(yi)、超(chao)聲(sheng)波(bo)(bo)開關柜(ju)(ju)檢(jian)(jian)測(ce)(ce)儀(yi)、超(chao)聲(sheng)波(bo)(bo)絕緣子(zi)檢(jian)(jian)測(ce)(ce)儀(yi)——電弧、電痕、電暈檢(jian)(jian)測(ce)(ce)-局(ju)放(fang)(fang)(fang)定(ding)位(wei)-母線局(ju)放(fang)(fang)(fang)-變(bian)壓(ya)器局(ju)放(fang)(fang)(fang)-開關柜(ju)(ju)檢(jian)(jian)測(ce)(ce)-絕緣子(zi)檢(jian)(jian)測(ce)(ce)-配電柜(ju)(ju)檢(jian)(jian)測(ce)(ce)。