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1/1/2000 - Peer reviewed journal articlesNIOSH has devised a passive means to detect overheating insulators on direct current systems.
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8/1/1998 - Technology NewsNIOSH designed a passive device to detect overheating insulators on mine trolley/track haulageways.
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5/1/1997 - Technology NewsUsing an artificial neural network based system to detect trolley faults would require no modification of the trolley rectifier, line, feeder, or its vehicles, lessening maintenance concerns and costs.
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5/1/1997 - Reports of InvestigationsThe article discusses the applicability of computerized signal analysis techniques to identify fault currents existing on coal mine direct-current trolley systems
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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 ...
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Content source: National Institute for Occupational Safety and Health, Mining Program