ring main unit

Application of 10 kV Outdoor Ring Main Unit in Cable Transmission Line Renovation

10kV户外箱式环网柜在电缆线路改造中的应用

A device integrated with control, measurement and protection functions based on two DSPs for ring main unit

一种基于双DSP的环网柜测控保护终端

Ring road is set for main process unit, facilitating traffic of fire engine.

主体工艺装置均设环形道路，有利于消防车通行。

At first, the thesis introduces the framework and actuality in power distribution automation, and the function of Ring Main Unit for distribution network system.

论文首先介绍了配电自动化的体系结构和发展现状，阐明了环网开关柜在配电网中的作用。

This paper presents a general design scheme of robot for checking in-use oil pipeline, and focuses on design of main component such as selection of electric motor and design of searching unit dish, slip-rings, high-pressure sealing ring and universal joints. Calculation results are provided.

现提出了检测机器人总体设计方案，叙述了主要零部件的设计，提供了计算结果.重点说明了电动机的选择、探头盘的设计、滑环的研制、高压密封件与万向节的设计与制造等。

With the improvement of intelligent level of the electrical power system, ring main unit has been widely used in power distribution system.

随着电力系统智能化程度的提高，环网柜在配电系统中得到了广泛的应用。

The Development of Ring Network Power Supply and Ring Main Unit Abroad

国外环网供电及环网柜的发展趋势