DC power cable

用法例句

King View based on-line power cable temperature supervision system;

基于组态王的动力电缆温度在线监测系统

The possible reasons of short circuit fault of submarine power cable happened several times in the Chengdao oil field sea area of the Shengli Oil field are analyzed in the paper.

海底动力电缆经常出现故障,为探索寻找电缆监测技术方法,分析了胜利油田埕岛海域海底动力电缆多次出现短路故障的可能原因和产生故障的机理,并由此提出了采用基于BOTDR技术的分布式光纤传感系统监测电缆所受外力变化和监测电缆内部温度变化的技术,以及应用局部放电检测技术监测电缆绝缘破损后放电现象。

Short circuit or broken circuit of submarine power cable happened several times in the Bohai sea of China.

针对海底动力电缆出现故障而寻找电缆监测的技术与方法,分析渤海湾不稳定海域的海底动力电缆多次出现短路和断路故障的原因与机理,提出基于布里渊散射原理的分布式光纤传感技术监测电缆所受外力变化和监测电缆内部温度变化的方案和方法,进行三相高压电缆截面温度场和电缆外部受力变形的数值模拟分析,通过室内模拟实验和海堤沉降段电缆敷设后的光纤传感监测数据及水准仪观测监测数据对比分析,得出光纤传感器检测数据趋势与水准仪器测量结果吻合。

In this paper,a new speed control system of permanent magnet DC torque motor is introduced.

介绍了一种新型的永磁式直流力矩电动机稳速控制系统 ,采用集成电路芯片TL494输出PWM脉冲来控制IGBT器件 ,从而实现了对电动机的斩波调压供电 ,性能稳定可靠。

The industrial manipulator of 3-DOF has been designed based on DC torque motor,discourses mechanical structure and hardware-software design of control system.

设计了一种基于直流力矩电动机的三自由度工业机械手,论述了该机械手的机械结构及其控制系统的硬件、软件设计。

Continued growth of metropolitan areas may find DC a viable alternative.

随着大都市地区不断地扩大,发现直流电缆很有可能取代交流电缆。

The choice to date has been primarily AC cable, since the required lengths have not been sufficient to make DC cable economically feasible.

目前主要选择交流电缆,因输电的距离未足以使选择直流电缆在经济上可行。

Electric cables and wires--Method for D.C. voltage test

GB/T3048.14-1992电线电缆直流电压试验方法

Development of a New Type of Low Inductance Rectangular DC Power Cable

新型直流低电感方形电力电缆的研制

DC spark testers are often used in cabling operations, sometimes testing 25 twisted pairs within a single electrode.

直流火花机常被用于成缆﹐有时在单个电极中测试25对的电缆。

Electric cables and wires--D.C.spark test method for insulated cores

GB/T3048.15-1992电线电缆绝缘线芯直流火花试验方法

Research on the Suppression Method of Space Charge in High Voltage Direct Current Plastic Insulated Cables

高压直流塑料电缆中空间电荷抑制方法研究

Design of Prefabricated Joints for HVDC XLPE Power Cables

高压直流XLPE电力电缆预制式接头的设计

Simulation of Electric Field and Temperature Field in 30 kV DC XLPE Cable

30kV直流XLPE电缆电场及温度场的仿真计算

Design and Implementation 500V DC Supply for Cable Insulation Testing

电缆绝缘测试中500V直流电源的设计与实现

On-Line Monitoring Technology of Direct Current Feeder Cable of Urban Mass Transit;

城市轨道交通直流馈出电缆在线监测技术

Optimal Design of 75KV DC Cable Termination with Heat and Cold Shrinkable Dust Reduction

75KV直流除尘电缆冷热缩相结合终端优化设计

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。

Test methods for determining electrical properties of electric cables and wires--Measurement of D.C. resistance of conductors

GB/T3048.4-1994电线电缆电性能试验方法导体直流电阻试验

Riser cables-Sectional specification

垂直布线电缆分规范

Test methods for compression and mechanical connectors for conductors of power cables--Test methods for measurement of D.C resistance of connectors

GB/T9327.2-1988电缆导体压缩和机械连接接头试验方法直流电阻试验方法

Research on Space Charge Test and Analysis Techniques of Plastic Insulated HVDC Cables

高压直流塑料电缆空间电荷测试和分析技术研究

Coal mine electric power cable DC voltage endurance test:weak points and proposed improvements

煤矿企业电力电缆直流耐压试验的缺点及改进方法