<*n lang="EN-US" style="font-family: Tahoma; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">OPGW<*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">兼具有地线和光缆的双重功能。它结构简单可靠，可以与现有的地线相匹配，被安装在电力架空线杆的顶部，无须考虑****挂点与电腐蚀因素。<*n lang="EN-US" style="font-family: Tahoma; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">OPGW<*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">光缆作为输电线路的屏蔽线和防雷线，为电力线*雷击放电提供保护。在输电线路发生短路时起屏蔽作用，并减小短路电流对电网的相互干扰，同时，通过复合在地线中的光纤，可传递音频、视频、数据和各种控制信号，进行多路宽带通信。<*n lang="EN-US" style="font-size:9.0pt;font-family:Tahoma;color:#333333">
<*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">不锈钢管式<*n lang="EN-US" style="font-family: Tahoma; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">OPGW<*n lang="EN-US" style="font-size:9.0pt;font-family:Tahoma;color:#333333">
<*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">不锈钢管式<*n lang="EN-US" style="font-family: Tahoma; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">OPGW<*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">光缆采用不锈钢管式层绞式结构，着色光纤套入密封无缝钢管中，管内填充阻水化合物，将含有光纤的不锈钢管同铝包钢线绞合成缆芯，缆芯外再绞合一层铝包钢线或铝合金线，这种<*n lang="EN-US" style="font-family: Tahoma; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">OPGW<*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">光缆因具有简单的结构，高的*拉强度和特殊的短路电流统计等特点，而适用于各种新建电力线路和已建电力线路的改建，该产品的主要特点有：<*n style="font-family: Tahoma; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;"> <*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">①<*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">采用****的不锈钢管生产技术，管内充满阻水化合物以有效地保护光纤。<*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">②<*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">通过不锈钢管内光纤余长和成缆绞合节距的优化设计，使光缆中的光纤获得二次余长，以保证<*n lang="EN-US" style="font-family: Tahoma; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">OPGW<*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">光缆在受到****运行张力时光纤不受力。<*n style="font-family: Tahoma; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;"> <*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">③<*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">结构紧凑性好，既降低了冰荷和风荷，又确定了在短路情况下产生的热量易散去。<*n lang="EN-US" style="font-size:9.0pt;font-family:Tahoma;color:#333333">
<*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">铝管式<*n lang="EN-US" style="font-family: Tahoma; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">OPGW<*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">光缆<*n lang="EN-US" style="font-size:9.0pt;font-family:Tahoma;color:#333333">
<*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">铝管式<*n lang="EN-US" style="font-family: Tahoma; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">OPGW<*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">光缆缆芯采用层绞式结构，多根光纤松套管成缆后包敷一层无缝铝管作为光纤金属保护管，金属保护管外再绞合一层或多层铝包钢或铝合金线，该产品除具备不锈钢管式<*n lang="EN-US" style="font-family: Tahoma; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">OPGW<*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">光缆的优点外，同时具备以下优点：<*n style="font-family: Tahoma; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;"> <*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">①<*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">无缝铝管质地均匀，与整个地线铝包钢线的材质协调一致，无电化学腐蚀之虑。<*n style="font-family: Tahoma; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;"> <*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">②<*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">由于整个地线的材质及结构均匀一致，所以耐疲劳性能较好。<*n lang="EN-US" style="font-size:9.0pt;font-family:Tahoma;color:#333333">
<*n lang="EN-US" style="font-family: Tahoma; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">OPGW<*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">的机械特性<*n lang="EN-US" style="font-size:9.0pt;font-family:Tahoma;color:#333333">
<*n lang="EN-US" style="font-family: Tahoma; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">1.OPGW<*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">对地线应具有兼容性，即<*n lang="EN-US" style="font-family: Tahoma; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">OPGW<*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">外径、重量和机械特性与原有地线相配合<*n lang="EN-US" style="font-size:9.0pt;font-family:Tahoma;color:#333333">
<*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">保证在风荷、冰荷情况下安全可靠运行。<*n lang="EN-US" style="font-size:9.0pt;font-family:Tahoma;color:#333333">
<*n lang="EN-US" style="font-family: Tahoma; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">2.<*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">保证<*n lang="EN-US" style="font-family: Tahoma; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">OPGW<*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">具有较高的机械强度，使在允许的张力范围内，光纤不会因<*n lang="EN-US" style="font-family: Tahoma; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">OPGW<*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">的伸长而受拉，影响寿命，*损耗。<*n lang="EN-US" style="font-size:9.0pt;font-family:Tahoma;color:#333333">
<*n lang="EN-US" style="font-family: Tahoma; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">3.<*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">具有良好的热稳定性。<*n lang="EN-US" style="font-size:9.0pt; font-family:Tahoma;color:#333333">
<*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">应用<*n lang="EN-US" style="font-size:9.0pt;font-family:Tahoma;color:#333333">
<*n lang="EN-US" style="font-family: Tahoma; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">OPGW<*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">光缆主要在<*n lang="EN-US" style="font-family: Tahoma; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">500KV<*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">、<*n lang="EN-US" style="font-family: Tahoma; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">220KV<*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">、<*n lang="EN-US" style="font-family: Tahoma; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">110KV<*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">电压等级线路上使用，受线路停电、安全等因素影响，多在新建线路上应用。<*n lang="EN-US" style="font-size:9.0pt;font-family:Tahoma;color:#333333">
<*n lang="EN-US" style="font-family: Tahoma; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">OPGW<*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">的适用特点是：<*n lang="EN-US" style="font-size:9.0pt;font-family:Tahoma;color:#333333">
<*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">（<*n lang="EN-US" style="font-family: Tahoma; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">1<*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">）高压超过<*n lang="EN-US" style="font-family: Tahoma; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">110kv<*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">的线路，档距较大（一般都在<*n lang="EN-US" style="font-family: Tahoma; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">250M<*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">以上）；<*n lang="EN-US" style="font-size:9.0pt;font-family:Tahoma;color:#333333">
<*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">（<*n lang="EN-US" style="font-family: Tahoma; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">2<*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">）易于维护，对于线路跨越问题易解决，其机械特性可满足线路大跨越；<*n lang="EN-US" style="font-size:9.0pt;font-family:Tahoma;color:#333333">
<*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">（<*n lang="EN-US" style="font-family: Tahoma; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">3<*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">）<*n lang="EN-US" style="font-family: Tahoma; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">OPGW<*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">外层为金属铠装，对高压电蚀及降解无影响；<*n lang="EN-US" style="font-size:9.0pt;font-family:Tahoma;color:#333333">
<*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">（<*n lang="EN-US" style="font-family: Tahoma; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">4<*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">）<*n lang="EN-US" style="font-family: Tahoma; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">OPGW<*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">在施工时必须停电，停电损失较大，所以在新建<*n lang="EN-US" style="font-family: Tahoma; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">110kv<*n style="font-family: 宋体; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">以上高压线路中应该使用<*n lang="EN-US" style="font-family: Tahoma; color: rgb(51, 51, 51); background-position: initial initial; background-repeat: initial initial;">OPGW