(鋼芯(xin)鋁(lv)絞(jiao)線(xian))載(zai)流(liu)量
鋼芯(xin)鋁(lv)絞(jiao)線(xian)的(de)載(zai)流(liu)量與導(dao)線(xian)的規格、環(huan)境溫度、敷設(she)方式(shi)等(deng)因素有關。壹般(ban)來說(shuo),較(jiao)大(da)規(gui)格的(de)鋼芯(xin)鋁(lv)絞(jiao)線(xian)具(ju)有較(jiao)大(da)的(de)載(zai)流(liu)量,能(neng)夠承受(shou)更(geng)大(da)的(de)電流(liu)。在(zai)相(xiang)同的(de)環境條件下,鋼芯(xin)鋁(lv)絞(jiao)線(xian)的(de)載(zai)流(liu)量比壹(yi)些(xie)普通導(dao)線(xian)要(yao)大(da),這(zhe)使(shi)得(de)它(ta)能(neng)夠滿足(zu)大(da)功(gong)率、大(da)電(dian)流(liu)的電(dian)力(li)傳輸需(xu)求(qiu)。例如(ru),在(zai)壹些(xie)大(da)型(xing)工(gong)業企(qi)業的(de)供(gong)電線路中(zhong),需(xu)要(yao)傳輸大(da)量的電(dian)力(li),鋼芯(xin)鋁(lv)絞(jiao)線(xian)就(jiu)能(neng)夠憑(ping)借(jie)其較(jiao)大(da)的(de)載(zai)流(liu)量,安全、可靠(kao)地將(jiang)電(dian)力(li)輸(shu)送到(dao)企(qi)業內部(bu)的(de)各個(ge)用(yong)電設備(bei)中(zhong)。
(鋼芯(xin)鋁(lv)絞(jiao)線(xian))電(dian)暈(yun)特性(xing)
電暈(yun)是指(zhi)在(zai)高壓輸電(dian)線路中(zhong),當導(dao)線(xian)表面的電(dian)場(chang)強度(du)超(chao)過(guo)壹定(ding)值(zhi)時(shi),會在(zai)導(dao)線(xian)表面產生(sheng)放電(dian)現(xian)象。鋼芯(xin)鋁(lv)絞(jiao)線(xian)的(de)表面通常(chang)比較(jiao)光(guang)滑(hua),其(qi)電(dian)暈(yun)起(qi)始(shi)電(dian)壓相(xiang)對較(jiao)高(gao),能(neng)夠在(zai)壹定(ding)程度上(shang)減少(shao)電(dian)暈(yun)損(sun)耗和(he)無線(xian)電(dian)幹擾。在(zai)超高壓輸電(dian)線路中(zhong),電(dian)暈(yun)問(wen)題(ti)尤為(wei)突出,鋼芯(xin)鋁(lv)絞(jiao)線(xian)的(de)良好(hao)電暈(yun)特性(xing)使(shi)得(de)它(ta)在(zai)這些(xie)線(xian)路中(zhong)得(de)到(dao)了廣(guang)泛的應用(yong)。例如,在(zai)壹些(xie) 500KV 及(ji)以(yi)上(shang)的(de)超(chao)高(gao)壓輸電(dian)線路中(zhong),采(cai)用(yong)鋼芯(xin)鋁(lv)絞(jiao)線(xian)可(ke)以(yi)有效(xiao)地降低(di)電(dian)暈(yun)損(sun)耗,提高(gao)輸(shu)電的(de)經濟(ji)性(xing)和(he)可(ke)靠性(xing)。
