In order to ensure safety of mine production, it is necessary to install over-current protector in underground low-voltage feeder switch. 为保障煤矿生产的安全性,煤矿井下低压馈电开关中必须装设过电流保护装置。
Overcurrent protection in underground explosion_proof vacuum feeder switch gear 矿用隔爆型真空馈电开关中的过电流保护
On the Underground Internet Based on the Leary Feeder System 基于漏泄通信系统的井下Internet网络
A kind of underground internet ( UI ) which based on the leaky feeder system was introduced. The basic components of the network were analyzed and the function and principle of the network were presented. 介绍了基于漏泄通信系统的井下Internet网络,分析了网络的基本构成、主要网络部件的功能和网络的基本原理。