what is the applications of intelligent helmet in coal mines
Smart Helmet for Coal Miners using Zigbee Technology | ECE EEE .In recent days coal mining has been a very dangerous activity that can result in a number of adverse effects on the environment for example during mining.what is the applications of intelligent helmet in coal mines,Zigbee based intelligent helemet for coal miners ppt - SlideShareOct 10, 2012 . Zigbee based intelligent helemet for coal miners ppt. 1. . The person must use the helmet while working in the coal mining. Here we .. APPLICATIONS: Can be applied to the persons who are working in the underground.ZigBee Based Intelligent Helmet for Coal Miners - IEEE Xplore .A cost effective ZigBee-based wireless mine supervising system is presented in this article. This scheme used intelligent helmets as voice terminal and ult.