The Lightning Protection of Secondary System in Hydropower Plants
Jianping Mao · Hydropower and New Energy · 2011
The lightning protection measures of primary system in hydropower station are quite perfect,but that of secondary system has not yet been paid enough attention to.So it is often the case that the secondary equipments such as microcomputer protection system and communication system suffer lightning stroke.Different ways of lightning invasion to secondary system of hydropower station are introduced.Some preventive measures against lightning are proposed for secondary system with practical examples.