Harm and Protective Measures of Thunder and Lightning
Chen Gen-qiang · Coal Technology · 2008
The forming process,kind and three big harm of thunder and lightning are introduced.The grievous injury of thunder and lightning to the safety production of coal mine enterprises is expounded.The lightning protective principle of lightning arresters is also expounded.The lightning portective measures of the structures and intallation in coal mine enterprises are sumarized.The safety requirement is pointed out for lightning arresters.