Design of Underground Cable State Monitor
地下电缆状态监测仪的设计
Through techno-economic analysis of overhead lines and underground cables in urban power network,their differences in electric performance,rated current and losses,reactive power and transmission capacity,etc.
通过对城市电网架空线路与地下电缆的技术经济分析,比较二者在电气性能、额定电流与损耗、无功功率与传输容量等方面的不同,并考虑安装成本、环境保护、供电质量等因素,认为中低压城市电网应采用地下电缆。
The mechanism of insulation fault in underground cable and the principle of simultaneous measure- ment of temperature and strain distribution utilizing Brillouin scattering in optical fiber are analyzed in this paper.
分析了地下电缆绝缘老化机理,给出了光纤布里渊温度和应变分布同时测量原理。
The Research on Development Environment and Technology of Land-saving Residential District in China;
我国节地型住宅小区的开发环境及技术研究
Numerical Computation on Temperature Field and Ampacity of Underground Cables;
地下电缆温度场和载流量的数值模拟
Problem is also encountered in connections between underground lines and substations.
地下电缆线路与变电站联接时还会碰到问题。
Analysis of construction procedures and additional norms for maintenance-free ground cable boxes;
免维护地下电缆盒施工工序及补充定额分析
The Leaking Reason Analysis and Treatment Method of Ditch in the Underground Cable;
地下电缆沟道漏水原因分析及处理方法
Overhead lines have more outages than underground cable per unit length, but the outages are usually shorter in duration.
架空线路单位长度的停电数要比地下电缆的多,但停电持续时间短。
armoured underground insulated cable for a voltage of between 81 and 1000v
81至1000V电压用铠装地下绝缘电缆
Study on Magnetic Field at Power Frequency for 220kV and 110kV Underground Power Cable
220kV及110kV地下电力电缆工频磁场研究
A major difficulty of underground AC transmission lines results from a continuous flow of ″charging current″ between the conductor and the sheath.
地下交流输电线路的一个主要难题由电缆导线与电缆外皮间持续流动的“充电电流”所引起。
Cables are usually laid underground that their life may be prolonged
为了延长寿命起见,电缆通常铺设在地下。
Technical specification for underground connection of railway signal cables with heat-shrinkable products
铁路信号电缆地下热缩套管型接续技术规程
This has prompted system designers to consider underground AC or DC transmission by cable.
这就促使电力系统设计者考虑采用电缆由地下交流或直流输电。
Full-Wave Analysis of the EMP Cortically Induced Current in Cables Near the Ground
电磁脉冲作用下近地电缆外皮感应电流的全波分析
Remove the cable core wire at pedal arm.
拆下踏板臂的电缆芯线。
REPLACE THE DRB CR CABLE AS NECESSARY.
必要地更换DRB CR电缆。
seismic streamer tracking system
地震等浮电缆跟踪系统
earthing cable bond
电缆铠甲的接地连接器
lay a carpet, cable, pipe
铺地毯、 架电缆、 敷管道
Remove the throttle cable, cruise control cable (if equipped) and the transmission line pressure cable.
将节流阀电缆、车速控制电缆(若已配备)、及变速箱管线压力电缆拆下。
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