Lasers In Longwall Coal Mining Operation

Peter D. Poulsen

doi:10.1117/12.958466

5 August 1980 Lasers In Longwall Coal Mining Operation

Peter D. Poulsen

Proceedings Volume 0216, Optics in Adverse Environments II; (1980) https://doi.org/10.1117/12.958466
Event: 1980 Los Angeles Technical Symposium, 1980, Los Angeles, United States

Abstract

A laser system has been designed for use in longwall coal mining operations to monitor the height of the last cut. This coal mine environment is particularly adverse to optics because of low reflectivity and surface inconsistency of the coal, as well as vibration, debris and explosion hazards.

Citation Download Citation

Peter D. Poulsen "Lasers In Longwall Coal Mining Operation", Proc. SPIE 0216, Optics in Adverse Environments II, (5 August 1980); https://doi.org/10.1117/12.958466

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