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1/1/2007 - Conference papersNFPA 70E is a generally accepted industry guideline document and can be applied to mining workplaces after an analysis of the mine power system electrical arcing hazards has been completed (and Hazard/Risk Categories determined).
2/1/1997 - Conference papersNIOSH has conducted research to improve electrical fault detection on coal mine direct current (dc) trolley systems. Tests were conducted at cooperating mines to assist in developing a neural-network-based detection algorithm for distinguishing between ...
8/1/1994 - Technology NewsInformation was solicited from various organizations to determine the circumstances that cause power interruptions to extended cut continuous miners. The data accumulated permitted several conclusions to be drawn about why high-voltage circuit breakers ...