地(di)(di)(di)(di)(di)(di)(di)滾(gun)(gun)雷(lei)(lei)(lei)和(he)普(pu)通(tong)地(di)(di)(di)(di)(di)(di)(di)滾(gun)(gun)雷(lei)(lei)(lei)和(he)普(pu)通(tong)雷(lei)(lei)(lei)的(de)(de)(de)(de)(de)(de)主(zhu)要(yao)(yao)(yao)(yao)區別在(zai)(zai)于(yu)(yu)(yu)產生方式和(he)危(wei)害(hai)(hai)(hai)性(xing)。雷(lei)(lei)(lei)的(de)(de)(de)(de)(de)(de)主(zhu)要(yao)(yao)(yao)(yao)區別在(zai)(zai)于(yu)(yu)(yu)它(ta)(ta)們的(de)(de)(de)(de)(de)(de)形(xing)成(cheng)過程和(he)危(wei)害(hai)(hai)(hai)性(xing)。普(pu)通(tong)雷(lei)(lei)(lei)是(shi)(shi)一(yi)(yi)種常見的(de)(de)(de)(de)(de)(de)雷(lei)(lei)(lei)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)現(xian)象(xiang)(xiang)(xiang)，它(ta)(ta)主(zhu)要(yao)(yao)(yao)(yao)是(shi)(shi)由于(yu)(yu)(yu)帶(dai)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)(de)(de)(de)云(yun)(yun)層(ceng)與(yu)大(da)(da)(da)地(di)(di)(di)(di)(di)(di)(di)上(shang)(shang)某一(yi)(yi)點(dian)之間發(fa)生迅猛(meng)(meng)(meng)的(de)(de)(de)(de)(de)(de)放電(dian)(dian)(dian)(dian)(dian)(dian)(dian)現(xian)象(xiang)(xiang)(xiang)而(er)產生的(de)(de)(de)(de)(de)(de)。普(pu)通(tong)雷(lei)(lei)(lei)通(tong)常是(shi)(shi)帶(dai)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)(de)(de)(de)云(yun)(yun)層(ceng)與(yu)大(da)(da)(da)地(di)(di)(di)(di)(di)(di)(di)上(shang)(shang)某一(yi)(yi)點(dian)之間發(fa)生迅猛(meng)(meng)(meng)的(de)(de)(de)(de)(de)(de)放電(dian)(dian)(dian)(dian)(dian)(dian)(dian)現(xian)象(xiang)(xiang)(xiang)，主(zhu)要(yao)(yao)(yao)(yao)危(wei)害(hai)(hai)(hai)建(jian)(jian)筑(zhu)(zhu)物、建(jian)(jian)筑(zhu)(zhu)物內(nei)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)子設備和(he)人。當帶(dai)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)云(yun)(yun)層(ceng)靠近地(di)(di)(di)(di)(di)(di)(di)面(mian)時，由于(yu)(yu)(yu)靜電(dian)(dian)(dian)(dian)(dian)(dian)(dian)感應和(he)頂(ding)端放電(dian)(dian)(dian)(dian)(dian)(dian)(dian)原理，地(di)(di)(di)(di)(di)(di)(di)面(mian)上(shang)(shang)的(de)(de)(de)(de)(de)(de)物體(ti)，如(ru)建(jian)(jian)筑(zhu)(zhu)物、樹木等，會感應出(chu)相反的(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)荷。它(ta)(ta)是(shi)(shi)在(zai)(zai)云(yun)(yun)層(ceng)與(yu)地(di)(di)(di)(di)(di)(di)(di)面(mian)之間形(xing)成(cheng)的(de)(de)(de)(de)(de)(de)，由于(yu)(yu)(yu)帶(dai)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)性(xing)質不(bu)同(tong)，在(zai)(zai)云(yun)(yun)體(ti)內(nei)部或云(yun)(yun)體(ti)之間也會產生雷(lei)(lei)(lei)，這種在(zai)(zai)云(yun)(yun)體(ti)內(nei)部或云(yun)(yun)體(ti)之間產生的(de)(de)(de)(de)(de)(de)雷(lei)(lei)(lei)稱之為高空雷(lei)(lei)(lei)。當云(yun)(yun)層(ceng)和(he)地(di)(di)(di)(di)(di)(di)(di)面(mian)之間的(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)場強度(du)達(da)到一(yi)(yi)定的(de)(de)(de)(de)(de)(de)閾值時，就會發(fa)生迅猛(meng)(meng)(meng)的(de)(de)(de)(de)(de)(de)放電(dian)(dian)(dian)(dian)(dian)(dian)(dian)現(xian)象(xiang)(xiang)(xiang)，形(xing)成(cheng)雷(lei)(lei)(lei)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)。地(di)(di)(di)(di)(di)(di)(di)滾(gun)(gun)雷(lei)(lei)(lei)是(shi)(shi)閃電(dian)(dian)(dian)(dian)(dian)(dian)(dian)是(shi)(shi)雷(lei)(lei)(lei)雨云(yun)(yun)云(yun)(yun)體(ti)與(yu)地(di)(di)(di)(di)(di)(di)(di)面(mian)之間，因帶(dai)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)性(xing)質不(bu)同(tong)形(xing)成(cheng)很強的(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)場的(de)(de)(de)(de)(de)(de)放電(dian)(dian)(dian)(dian)(dian)(dian)(dian)現(xian)象(xiang)(xiang)(xiang)。地(di)(di)(di)(di)(di)(di)(di)滾(gun)(gun)雷(lei)(lei)(lei)直(zhi)(zhi)劈而(er)下(xia)，迅猛(meng)(meng)(meng)無(wu)比。地(di)(di)(di)(di)(di)(di)(di)滾(gun)(gun)雷(lei)(lei)(lei)是(shi)(shi)一(yi)(yi)種較(jiao)為罕見的(de)(de)(de)(de)(de)(de)雷(lei)(lei)(lei)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)現(xian)象(xiang)(xiang)(xiang)，它(ta)(ta)主(zhu)要(yao)(yao)(yao)(yao)是(shi)(shi)由于(yu)(yu)(yu)地(di)(di)(di)(di)(di)(di)(di)滾(gun)(gun)雷(lei)(lei)(lei)直(zhi)(zhi)劈而(er)下(xia)，迅猛(meng)(meng)(meng)無(wu)比，在(zai)(zai)落地(di)(di)(di)(di)(di)(di)(di)時產生強大(da)(da)(da)的(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流和(he)高溫而(er)形(xing)成(cheng)的(de)(de)(de)(de)(de)(de)。地(di)(di)(di)(di)(di)(di)(di)滾(gun)(gun)雷(lei)(lei)(lei)的(de)(de)(de)(de)(de)(de)危(wei)害(hai)(hai)(hai)性(xing)較(jiao)大(da)(da)(da)，它(ta)(ta)會對地(di)(di)(di)(di)(di)(di)(di)面(mian)上(shang)(shang)的(de)(de)(de)(de)(de)(de)建(jian)(jian)筑(zhu)(zhu)物、樹木等造成(cheng)極大(da)(da)(da)的(de)(de)(de)(de)(de)(de)破(po)壞。杭州雷(lei)(lei)(lei)鴻通(tong)信科技有(you)限公司避雷(lei)(lei)(lei)針(zhen)品質有(you)保證！限流避雷(lei)(lei)(lei)針(zhen)排名(ming)

避(bi)(bi)(bi)(bi)雷(lei)(lei)針(zhen)是由金(jin)(jin)屬材(cai)料(liao)(liao)制(zhi)成(cheng)的(de)(de)，但不同(tong)(tong)材(cai)料(liao)(liao)制(zhi)成(cheng)的(de)(de)避(bi)(bi)(bi)(bi)雷(lei)(lei)針(zhen)可能(neng)有(you)不同(tong)(tong)的(de)(de)特(te)點(dian)和(he)(he)(he)使用(yong)效果。例如，鎢(wu)銅避(bi)(bi)(bi)(bi)雷(lei)(lei)針(zhen)是一種常見(jian)的(de)(de)避(bi)(bi)(bi)(bi)雷(lei)(lei)裝置，它(ta)由鎢(wu)銅合金(jin)(jin)材(cai)料(liao)(liao)制(zhi)成(cheng)。鎢(wu)銅合金(jin)(jin)材(cai)料(liao)(liao)具(ju)有(you)高熔點(dian)、高硬度、抗(kang)燒損等優點(dian)，同(tong)(tong)時(shi)具(ju)有(you)優良的(de)(de)導(dao)電性(xing)(xing)、導(dao)熱性(xing)(xing)、耐高溫性(xing)(xing)和(he)(he)(he)抗(kang)粘(zhan)附性(xing)(xing)。這些(xie)特(te)點(dian)使得鎢(wu)銅避(bi)(bi)(bi)(bi)雷(lei)(lei)針(zhen)具(ju)有(you)較好的(de)(de)導(dao)電性(xing)(xing)能(neng)和(he)(he)(he)耐久性(xing)(xing)，可以有(you)效地保(bao)護建筑物或高大樹木等避(bi)(bi)(bi)(bi)免(mian)被雷(lei)(lei)擊。除了鎢(wu)銅避(bi)(bi)(bi)(bi)雷(lei)(lei)針(zhen)，還有(you)其他材(cai)料(liao)(liao)制(zhi)成(cheng)的(de)(de)避(bi)(bi)(bi)(bi)雷(lei)(lei)針(zhen)，如鍍鋅鋼管(guan)避(bi)(bi)(bi)(bi)雷(lei)(lei)針(zhen)。這種避(bi)(bi)(bi)(bi)雷(lei)(lei)針(zhen)采用(yong)鍍鋅鋼管(guan)作(zuo)為(wei)支撐桿和(he)(he)(he)接(jie)地體，具(ju)有(you)較好的(de)(de)防(fang)腐蝕性(xing)(xing)能(neng)和(he)(he)(he)機械(xie)強(qiang)度，可以延長(chang)避(bi)(bi)(bi)(bi)雷(lei)(lei)針(zhen)的(de)(de)使用(yong)壽命。總之(zhi)，不同(tong)(tong)材(cai)料(liao)(liao)制(zhi)成(cheng)的(de)(de)避(bi)(bi)(bi)(bi)雷(lei)(lei)針(zhen)可能(neng)具(ju)有(you)不同(tong)(tong)的(de)(de)特(te)點(dian)和(he)(he)(he)使用(yong)效果，需要根(gen)據實際情況(kuang)進行選(xuan)擇和(he)(he)(he)使用(yong)。杭州(zhou)預放電避(bi)(bi)(bi)(bi)雷(lei)(lei)針(zhen)哪(na)家好避(bi)(bi)(bi)(bi)雷(lei)(lei)塔的(de)(de)原理(li)與避(bi)(bi)(bi)(bi)雷(lei)(lei)針(zhen)一樣，都(dou)是為(wei)了減(jian)少雷(lei)(lei)電災害。

避(bi)(bi)(bi)(bi)雷(lei)(lei)(lei)(lei)(lei)針(zhen)(zhen)主(zhu)要(yao)(yao)由(you)(you)三部分組(zu)成：金(jin)屬(shu)(shu)導(dao)線(xian)(xian)：這是避(bi)(bi)(bi)(bi)雷(lei)(lei)(lei)(lei)(lei)針(zhen)(zhen)的(de)(de)(de)主(zhu)要(yao)(yao)部分，通(tong)(tong)(tong)常(chang)以尖銳(rui)的(de)(de)(de)頂端結束，以便更(geng)容易吸引雷(lei)(lei)(lei)(lei)(lei)電。避(bi)(bi)(bi)(bi)雷(lei)(lei)(lei)(lei)(lei)針(zhen)(zhen)支架：支架是將(jiang)金(jin)屬(shu)(shu)導(dao)線(xian)(xian)固定(ding)在(zai)建(jian)筑(zhu)(zhu)物頂部的(de)(de)(de)結構(gou)(gou)，通(tong)(tong)(tong)常(chang)安(an)裝在(zai)高處，使(shi)避(bi)(bi)(bi)(bi)雷(lei)(lei)(lei)(lei)(lei)針(zhen)(zhen)能夠高高地(di)(di)伸出建(jian)筑(zhu)(zhu)物，更(geng)容易被雷(lei)(lei)(lei)(lei)(lei)電擊中(zhong)。接地(di)(di)系統：這是避(bi)(bi)(bi)(bi)雷(lei)(lei)(lei)(lei)(lei)針(zhen)(zhen)的(de)(de)(de)另一個重要(yao)(yao)組(zu)成部分，它(ta)確保引導(dao)的(de)(de)(de)雷(lei)(lei)(lei)(lei)(lei)電能夠安(an)全地(di)(di)傳輸到地(di)(di)面，從而減少危害。接地(di)(di)系統通(tong)(tong)(tong)常(chang)由(you)(you)導(dao)線(xian)(xian)和(he)地(di)(di)下(xia)的(de)(de)(de)金(jin)屬(shu)(shu)接地(di)(di)棒組(zu)成。此外，避(bi)(bi)(bi)(bi)雷(lei)(lei)(lei)(lei)(lei)針(zhen)(zhen)還具(ju)有(you)以下(xia)特點：導(dao)電性(xing)能強：避(bi)(bi)(bi)(bi)雷(lei)(lei)(lei)(lei)(lei)針(zhen)(zhen)主(zhu)要(yao)(yao)由(you)(you)精選的(de)(de)(de)金(jin)屬(shu)(shu)材料制成，具(ju)有(you)較(jiao)好(hao)的(de)(de)(de)導(dao)電性(xing)能，能夠快速地(di)(di)將(jiang)雷(lei)(lei)(lei)(lei)(lei)電能量引入地(di)(di)下(xia)。機(ji)械(xie)性(xing)能優良：避(bi)(bi)(bi)(bi)雷(lei)(lei)(lei)(lei)(lei)針(zhen)(zhen)能夠承受較(jiao)大的(de)(de)(de)機(ji)械(xie)應(ying)力和(he)氣象環境變化(hua)，不易損壞，在(zai)經濟(ji)上(shang)具(ju)有(you)很高的(de)(de)(de)可靠(kao)性(xing)。結構(gou)(gou)簡單(dan)：避(bi)(bi)(bi)(bi)雷(lei)(lei)(lei)(lei)(lei)針(zhen)(zhen)的(de)(de)(de)結構(gou)(gou)簡單(dan)，易于安(an)裝和(he)維(wei)護，在(zai)使(shi)用過程中(zhong)不會(hui)對建(jian)筑(zhu)(zhu)結構(gou)(gou)產生影響(xiang)。維(wei)護費(fei)用低(di)：一旦安(an)裝好(hao)，避(bi)(bi)(bi)(bi)雷(lei)(lei)(lei)(lei)(lei)針(zhen)(zhen)的(de)(de)(de)維(wei)護費(fei)用很低(di)，一般只需要(yao)(yao)定(ding)期檢查(cha)和(he)維(wei)護。使(shi)用壽命長：避(bi)(bi)(bi)(bi)雷(lei)(lei)(lei)(lei)(lei)針(zhen)(zhen)使(shi)用壽命長，一般能夠使(shi)用多(duo)年(nian)甚至數十年(nian)。以上(shang)信息只供參考，如(ru)需了(le)解更(geng)多(duo)信息，請(qing)查(cha)閱(yue)相關書(shu)籍或咨(zi)詢專(zhuan)業人士。

避(bi)(bi)雷(lei)(lei)(lei)(lei)(lei)(lei)針(zhen)(zhen)(zhen)(zhen)是一種用于(yu)保(bao)(bao)護建筑物(wu)、高(gao)大(da)樹木等避(bi)(bi)免(mian)(mian)(mian)雷(lei)(lei)(lei)(lei)(lei)(lei)擊(ji)(ji)的(de)裝(zhuang)置。它(ta)通(tong)過將雷(lei)(lei)(lei)(lei)(lei)(lei)電(dian)(dian)(dian)(dian)(dian)引(yin)向(xiang)(xiang)自身(shen)，然后(hou)通(tong)過接(jie)地(di)(di)線(xian)將電(dian)(dian)(dian)(dian)(dian)流引(yin)入(ru)大(da)地(di)(di)，從(cong)(cong)而保(bao)(bao)護周圍物(wu)體(ti)免(mian)(mian)(mian)受雷(lei)(lei)(lei)(lei)(lei)(lei)擊(ji)(ji)。避(bi)(bi)雷(lei)(lei)(lei)(lei)(lei)(lei)針(zhen)(zhen)(zhen)(zhen)通(tong)常由(you)一根接(jie)閃(shan)器安裝(zhuang)在被保(bao)(bao)護物(wu)的(de)頂端(duan)，用符合規(gui)格的(de)導(dao)線(xian)與埋(mai)在地(di)(di)下的(de)泄流地(di)(di)網連接(jie)起來。當(dang)雷(lei)(lei)(lei)(lei)(lei)(lei)云放電(dian)(dian)(dian)(dian)(dian)接(jie)近地(di)(di)面時，避(bi)(bi)雷(lei)(lei)(lei)(lei)(lei)(lei)針(zhen)(zhen)(zhen)(zhen)使地(di)(di)面電(dian)(dian)(dian)(dian)(dian)場(chang)發生畸變，在避(bi)(bi)雷(lei)(lei)(lei)(lei)(lei)(lei)針(zhen)(zhen)(zhen)(zhen)的(de)頂端(duan)形(xing)成局(ju)部電(dian)(dian)(dian)(dian)(dian)場(chang)集中(zhong)的(de)空間，影響雷(lei)(lei)(lei)(lei)(lei)(lei)電(dian)(dian)(dian)(dian)(dian)先導(dao)放電(dian)(dian)(dian)(dian)(dian)的(de)發展(zhan)方向(xiang)(xiang)，引(yin)導(dao)雷(lei)(lei)(lei)(lei)(lei)(lei)電(dian)(dian)(dian)(dian)(dian)向(xiang)(xiang)避(bi)(bi)雷(lei)(lei)(lei)(lei)(lei)(lei)針(zhen)(zhen)(zhen)(zhen)放電(dian)(dian)(dian)(dian)(dian)，再通(tong)過接(jie)地(di)(di)引(yin)下線(xian)和(he)接(jie)地(di)(di)裝(zhuang)置將雷(lei)(lei)(lei)(lei)(lei)(lei)電(dian)(dian)(dian)(dian)(dian)流引(yin)入(ru)大(da)地(di)(di)，從(cong)(cong)而使被保(bao)(bao)護物(wu)體(ti)免(mian)(mian)(mian)遭雷(lei)(lei)(lei)(lei)(lei)(lei)擊(ji)(ji)。避(bi)(bi)雷(lei)(lei)(lei)(lei)(lei)(lei)針(zhen)(zhen)(zhen)(zhen)的(de)原(yuan)理(li)是基于(yu)頂端(duan)放電(dian)(dian)(dian)(dian)(dian)原(yuan)理(li)，即當(dang)避(bi)(bi)雷(lei)(lei)(lei)(lei)(lei)(lei)針(zhen)(zhen)(zhen)(zhen)的(de)頂端(duan)處于(yu)強電(dian)(dian)(dian)(dian)(dian)場(chang)中(zhong)時，它(ta)會(hui)產生電(dian)(dian)(dian)(dian)(dian)暈放電(dian)(dian)(dian)(dian)(dian)，將空氣中(zhong)的(de)水分(fen)和(he)灰塵電(dian)(dian)(dian)(dian)(dian)離并形(xing)成電(dian)(dian)(dian)(dian)(dian)流，從(cong)(cong)而將雷(lei)(lei)(lei)(lei)(lei)(lei)電(dian)(dian)(dian)(dian)(dian)引(yin)向(xiang)(xiang)自身(shen)并瀉入(ru)大(da)地(di)(di)。杭(hang)州雷(lei)(lei)(lei)(lei)(lei)(lei)鴻通(tong)信科技有限(xian)公司預放電(dian)(dian)(dian)(dian)(dian)避(bi)(bi)雷(lei)(lei)(lei)(lei)(lei)(lei)針(zhen)(zhen)(zhen)(zhen)安全可靠！

避(bi)(bi)雷(lei)(lei)針(zhen)除(chu)了(le)可以(yi)(yi)(yi)(yi)(yi)防(fang)止雷(lei)(lei)擊外，還有以(yi)(yi)(yi)(yi)(yi)下用(yong)(yong)途：避(bi)(bi)雷(lei)(lei)針(zhen)可以(yi)(yi)(yi)(yi)(yi)保護(hu)建(jian)筑物內部電(dian)氣(qi)設備免(mian)受雷(lei)(lei)擊危害(hai)，有效保護(hu)人(ren)類生(sheng)命財產安全(quan)。避(bi)(bi)雷(lei)(lei)針(zhen)可以(yi)(yi)(yi)(yi)(yi)作為無線(xian)(xian)電(dian)天(tian)線(xian)(xian)，用(yong)(yong)于(yu)(yu)(yu)(yu)接收和發射無線(xian)(xian)電(dian)波。避(bi)(bi)雷(lei)(lei)針(zhen)可以(yi)(yi)(yi)(yi)(yi)作為航空障礙燈，用(yong)(yong)于(yu)(yu)(yu)(yu)指示(shi)(shi)飛(fei)(fei)機等(deng)飛(fei)(fei)行(xing)器(qi)的飛(fei)(fei)行(xing)路線(xian)(xian)。避(bi)(bi)雷(lei)(lei)針(zhen)可以(yi)(yi)(yi)(yi)(yi)作為氣(qi)象觀(guan)(guan)測器(qi)具，用(yong)(yong)于(yu)(yu)(yu)(yu)觀(guan)(guan)測風向、風速(su)、氣(qi)壓等(deng)氣(qi)象要素。避(bi)(bi)雷(lei)(lei)針(zhen)可以(yi)(yi)(yi)(yi)(yi)作為安全(quan)裝(zhuang)(zhuang)(zhuang)置，用(yong)(yong)于(yu)(yu)(yu)(yu)指示(shi)(shi)高壓設備帶(dai)電(dian)情況。避(bi)(bi)雷(lei)(lei)針(zhen)可以(yi)(yi)(yi)(yi)(yi)作為通訊裝(zhuang)(zhuang)(zhuang)置，用(yong)(yong)于(yu)(yu)(yu)(yu)接收和發送無線(xian)(xian)電(dian)信(xin)號。避(bi)(bi)雷(lei)(lei)針(zhen)可以(yi)(yi)(yi)(yi)(yi)作為裝(zhuang)(zhuang)(zhuang)飾物，用(yong)(yong)于(yu)(yu)(yu)(yu)美化建(jian)筑物外觀(guan)(guan)。總(zong)之，避(bi)(bi)雷(lei)(lei)針(zhen)是一種多功(gong)能(neng)的裝(zhuang)(zhuang)(zhuang)置，可以(yi)(yi)(yi)(yi)(yi)用(yong)(yong)于(yu)(yu)(yu)(yu)防(fang)雷(lei)(lei)、無線(xian)(xian)電(dian)接收和發射、氣(qi)象觀(guan)(guan)測、安全(quan)指示(shi)(shi)、通訊和裝(zhuang)(zhuang)(zhuang)飾等(deng)用(yong)(yong)途。仿古避(bi)(bi)雷(lei)(lei)針(zhen)不知道哪(na)家(jia)(jia)質量靠譜，推薦(jian)杭州雷(lei)(lei)鴻通信(xin)科技有限公司！杭州預放電(dian)避(bi)(bi)雷(lei)(lei)針(zhen)哪(na)家(jia)(jia)好

限(xian)流避雷針就(jiu)選杭州雷鴻通信(xin)科技有限(xian)公司！限(xian)流避雷針排名

避(bi)雷(lei)(lei)(lei)(lei)針(zhen)是(shi)一種用于(yu)(yu)保(bao)(bao)(bao)護建筑物、高(gao)大樹木等(deng)避(bi)免(mian)雷(lei)(lei)(lei)(lei)擊(ji)的(de)(de)(de)(de)裝置(zhi)。它(ta)(ta)通常(chang)由一根接閃器安裝在(zai)(zai)被保(bao)(bao)(bao)護物的(de)(de)(de)(de)頂(ding)端(duan)，用符合規(gui)格(ge)的(de)(de)(de)(de)導(dao)線(xian)與埋在(zai)(zai)地下(xia)的(de)(de)(de)(de)泄流(liu)地網連接起來。當雷(lei)(lei)(lei)(lei)云(yun)放(fang)電(dian)(dian)(dian)接近地面時，避(bi)雷(lei)(lei)(lei)(lei)針(zhen)使地面電(dian)(dian)(dian)場(chang)發生畸(ji)變，在(zai)(zai)避(bi)雷(lei)(lei)(lei)(lei)針(zhen)的(de)(de)(de)(de)頂(ding)端(duan)形成(cheng)(cheng)局(ju)部電(dian)(dian)(dian)場(chang)集中(zhong)的(de)(de)(de)(de)空(kong)間，以影響雷(lei)(lei)(lei)(lei)電(dian)(dian)(dian)先(xian)導(dao)放(fang)電(dian)(dian)(dian)的(de)(de)(de)(de)發展方向，引(yin)(yin)(yin)導(dao)雷(lei)(lei)(lei)(lei)電(dian)(dian)(dian)向避(bi)雷(lei)(lei)(lei)(lei)針(zhen)放(fang)電(dian)(dian)(dian)，再通過接地引(yin)(yin)(yin)下(xia)線(xian)和接地裝置(zhi)將雷(lei)(lei)(lei)(lei)電(dian)(dian)(dian)流(liu)引(yin)(yin)(yin)入(ru)大地，從而使被保(bao)(bao)(bao)護物體免(mian)遭(zao)雷(lei)(lei)(lei)(lei)擊(ji)。避(bi)雷(lei)(lei)(lei)(lei)針(zhen)的(de)(de)(de)(de)原理是(shi)基于(yu)(yu)頂(ding)端(duan)放(fang)電(dian)(dian)(dian)現(xian)象，即當避(bi)雷(lei)(lei)(lei)(lei)針(zhen)的(de)(de)(de)(de)頂(ding)端(duan)處于(yu)(yu)強電(dian)(dian)(dian)場(chang)中(zhong)時，它(ta)(ta)會產生電(dian)(dian)(dian)暈放(fang)電(dian)(dian)(dian)，將空(kong)氣(qi)中(zhong)的(de)(de)(de)(de)水分和灰塵電(dian)(dian)(dian)離并形成(cheng)(cheng)電(dian)(dian)(dian)流(liu)，從而將雷(lei)(lei)(lei)(lei)電(dian)(dian)(dian)引(yin)(yin)(yin)向自身(shen)并瀉入(ru)大地。這種放(fang)電(dian)(dian)(dian)可以將導(dao)體上的(de)(de)(de)(de)電(dian)(dian)(dian)荷逐漸泄放(fang)到空(kong)氣(qi)中(zhong)，降低導(dao)體與周圍環境之間的(de)(de)(de)(de)電(dian)(dian)(dian)位(wei)差。避(bi)雷(lei)(lei)(lei)(lei)針(zhen)通常(chang)由不(bu)銹鋼(gang)、銅、鋁、碳鋼(gang)、鈦合金等(deng)材質制成(cheng)(cheng)。不(bu)同(tong)材質的(de)(de)(de)(de)避(bi)雷(lei)(lei)(lei)(lei)針(zhen)價(jia)格(ge)不(bu)同(tong)，不(bu)銹鋼(gang)材質的(de)(de)(de)(de)避(bi)雷(lei)(lei)(lei)(lei)針(zhen)性(xing)價(jia)比較高(gao)，因此(ci)被大范(fan)圍使用。此(ci)外，避(bi)雷(lei)(lei)(lei)(lei)針(zhen)的(de)(de)(de)(de)形狀和高(gao)度也對其保(bao)(bao)(bao)護范(fan)圍和效果有影響。一般來說，避(bi)雷(lei)(lei)(lei)(lei)針(zhen)保(bao)(bao)(bao)護的(de)(de)(de)(de)區域為錐形，其地面范(fan)圍的(de)(de)(de)(de)半徑約為避(bi)雷(lei)(lei)(lei)(lei)針(zhen)到地面的(de)(de)(de)(de)距離。限流(liu)避(bi)雷(lei)(lei)(lei)(lei)針(zhen)排名

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