二次配电 meaning in English

secondary distribution
secondary power distribution

The latest development of elmc , which is composed of distribution power center unit ( dpcu ) and electrical remote terminal ( ert ) , is generalized in the paper . elmc scheme is presented according to the characteristic of avionics and the request of fault tolerant electrical power system ( ftep ) . ftep structure based on 270v direct current is then designed to realize the demonstration of dpcu
本文首先分析了elmc在国内外研究发展状况，并依据航空电子系统特点和容错供电要求，提出了由配电中心和控制中心组成的elmc的总体方案；完成了270v高压直流供电的飞机容错供电系统方案的设计，实现了供电系统中二次配电方案的控制与管理的模拟演示。