国内外煤矿金属材料摩擦火花安全性试验研究及技术发展

摘要

This paper generally discussed the experimental research and development process of coal mine metal material friction spark security both at home and abroad, described the specifications and requirements in relevant standards, summarized the latest tests and research results in recent years, and finally looked forward the prospects of the development direction of this technology.%概述了国内外煤矿金属材料摩擦火花安全性试验研究及其发展过程，介绍了相关标准的规定和要求，总结了近年来最新的试验研究成果，最后，展望了该项技术的发展方向。