1) measure and control sag
弧垂测控
2) sag observation
弧垂观测
1.
During transmission line construction, sag observation is an important control item of stringing.
在输电线路施工中,弧垂观测是架线分部工程中重要的控制项目。
3) sag monitoring
弧垂监测
5) sag
[英][sæɡ] [美][sæg]
弧垂
1.
Considering the influence of inductive magnetic field among operating lines,resistivity of soil and sag of transmission lines on transmission line parameters,the influential elements are quant.
由此得出以下结论:多回运行线路间的磁场作用会使线路阻抗值变大;不同的土壤类型及湿度、温度等环境因素会影响土壤电阻率值,进而影响零序阻抗值;在长距离线路中,将考虑弧垂的地面平均高度作为导线对地高度来计算零序电容会大大减小与实测值的误差。
2.
Technics,capability and application of the several kinds of enlarged capacity conductors be mentioned in this article,compared with aluminum conductor steel-reinforced,the conductors with greater capacity,higher temperature,lower sag have more predominance.
介绍了几种扩容量导线的生产工艺、性能及其应用,与传统的钢芯铝绞线相比,大容量、耐高温、低弧垂的导线具有更多的优势。
3.
Compared with ACSR,SACCFR has the advantages of light weight,high strength,corrosion resistance and low sag.
碳纤维芯软铝绞线是一种新型的架空输电线,与钢芯铝绞线相比具有重量轻、强度大、耐腐蚀、大容量、低弧垂等优点。
6) sag of the span
弧垂
1.
The authors analyze the impact of such factors as sag of the span, environment temperature, load current on length of transmission line and so on, calculate the maximum line length error range caused by above-mentioned factors.
分析了弧垂、环境温度、负荷电流等因素对线路长度的影响,计算了各因素引起的最大线长误差范围。
2.
Through running the program, two forms have been obtained:one is the sag of the span s form; the other is the stress and the sag of the span s form.
通过运行程序可输出弧垂表格和应力弧垂表格 ,提高了架空线路工程设计的速度和精
补充资料：垂弧
1.《礼记．内则》:"子生，男子设弧于门左。"后称生男为"垂弧"，男子生日为垂弧之旦。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条