建築物內部防雷措施主要是針對各種電子、dianqishebeifangganyingleiercaiyongdebileizhuangzhi,youyuqishiyongdecaizhizhuyaoshiyanghuaxinyamindianzuyuanjianjiqitadianziyuanqijian,zhexiebileiqijianzaizaoshouyicihuoduocifanfuganyingleijihou,qixingnengmingxianjiangdihuoliehuashuaijian...
2020/05/09
近jin年nian來lai,雷lei電dian災zai害hai漸jian已yi成cheng為wei較jiao嚴yan重zhong的de自zi然ran災zai害hai之zhi一yi,所suo以yi,防fang雷lei裝zhuang置zhi性xing能neng好hao壞huai,直zhi接jie關guan係xi著zhe防fang雷lei安an全quan。提ti及ji防fang雷lei裝zhuang置zhi,人ren們men自zi然ran想xiang到dao的de就jiu是shi避bi雷lei針zhen。其qi實shi,現xian代dai從cong防fang雷lei技ji術shu角jiao度du來lai說shuo防fang雷lei設she施shi包bao括kuo外wai部bu防fang雷lei保bao護hu(建築物或設施的直擊雷防護)...
2020/05/09
zaidaleishunjian,daliangdianheshunjianyongrukongqizhong,shiwuxianwangluodekongjiandiancichangfashengbianhua。yinci,juliedeleidianhuodongduigonggongfugaidewuxianwangluoxinhaoyouyidingyingxiang,danduifugaifanweijiaoxiaodejiayongwuxianwangluoxinhaozeyingxiangbuda。xiatianbaoyufeichangduo,leidianshiyouyudaqiyundongerchan...
2020/05/09
在zai視shi頻pin監jian控kong係xi統tong中zhong,視shi頻pin監jian控kong中zhong心xin往wang往wang是shi處chu理li視shi頻pin監jian控kong錄lu像xiang的de地di方fang,因yin此ci其qi防fang雷lei也ye顯xian得de格ge外wai重zhong要yao。簡jian單dan來lai說shuo,視shi頻pin監jian控kong中zhong心xin防fang雷lei應ying從cong直zhi擊ji雷lei防fang護hu、防雷電波侵入、對設備輸入輸出口設置“限壓保護電路”...
2020/05/09
不僅僅是戶外的攝像機會受到雷電的損壞,視頻監控中心機房內的設備也會由於雷電的襲擊而遭到“傷害”。那麼,安防監控設備如何防雷呢?一般來說,視頻監控係統分為前端攝像、中間傳輸、後端視頻監控中心幾部分,從上麵出現的幾...
2020/05/09
雷電災害被列為嚴重的十大自然災害之一,據統計,中國每年因雷電災害造成的人員傷亡達到1000多人,經濟損失達到上百億元,且近幾年呈逐漸增多趨勢,曾發生過多起雷擊事件。 在野外,如何才能避免或減少雷擊傷亡,保障生命安全...
2020/05/09
雷電流總是選擇距離近,易導電的路徑向大地泄放,凡是空氣中導電微粒較多、地麵上高聳物體、地麵與地下的電阻率較小的地段容易落雷。雷電侵入地麵的建(構)築物、設備、人、畜等會造成災害...
2020/05/09
在住戶樓頂普遍使用的太陽能熱水器,在安裝過程中可能存在—定的安全隱患。不少未經專業培訓的安裝工人在安裝熱水器時,其沒有將熱水器與樓頂布設的防雷裝置相連,作有效的等電位連接(應避免直接連接到避雷針上)。或熱水器...
2020/05/09
leidianyingshuyuyizhongziranxianxiang,danshibujiayikongzhiheyufang,tatongyangsuanshiyizhongziranzaihai,keyizaochengrenyuanshangwanghecaichansunshideshigu。suirantashuwufakangjudeziranyinsu,suozaochengdeweihaihehouguoyeshifeichangyanzhongde,danshijiaqiangyufanghekongzhiyeshikeyibimiande。yincizhongqingfangleijiance...
2020/05/09
使用伏安檢測法的時候,避雷檢測人員會先估計出電流的大小並選用適當截麵積的絕緣導線,在進行預備試驗時會通過可變電阻r來調整電流,而當正式測定時則會將可變電阻短路,由安培計以及伏特計所得出的數值來計算接地電阻...
2020/05/09
雷(lei)電(dian)是(shi)一(yi)種(zhong)具(ju)有(you)巨(ju)大(da)破(po)壞(huai)力(li)大(da)自(zi)然(ran)元(yuan)素(su),在(zai)於(yu)自(zi)然(ran)鬥(dou)爭(zheng)的(de)過(guo)程(cheng)中(zhong)人(ren)類(lei)總(zong)結(jie)出(chu)了(le)很(hen)多(duo)經(jing)驗(yan)和(he)方(fang)法(fa),其(qi)中(zhong)實(shi)施(shi)防(fang)雷(lei)接(jie)地(di)工(gong)程(cheng)就(jiu)是(shi)一(yi)個(ge)有(you)效(xiao)防(fang)雷(lei)的(de)手(shou)段(duan),所(suo)以(yi),對(dui)於(yu)高(gao)大(da)建(jian)築(zhu)以(yi)及(ji)重(zhong)要(yao)的(de)通(tong)信(xin)和(he)電(dian)力(li)設(she)備(bei)都(dou)應(ying)該(gai)...
2020/05/09
重zhong慶qing防fang雷lei檢jian測ce公gong司si提ti醒xing應ying隨sui時shi注zhu意yi檢jian查zha避bi雷lei係xi統tong使shi用yong安an全quan,禁jin止zhi在zai避bi雷lei針zhen上shang懸xuan掛gua收shou音yin機ji天tian線xian或huo曬shai衣yi服fu的de鐵tie絲si,在zai裝zhuang有you防fang雷lei引yin下xia線xian的de柱zhu子zi或huo牆qiang壁bi上shang,禁jin止zhi在zai離li引yin下xia線xian很hen近jin的de地di方fang,交jiao叉cha或huo平ping行xing敷fu設she強qiang電dian或huo弱ruo電dian係xi統tong的de架jia空kong進jin戶hu線xian,當dang明ming裝zhuang引yin下xia線xian...
2020/05/09