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Power consumption decreasing of excavation process of rotary excavator

Makarov V.M., Griffen A.L., PhD (Engin.), Karpenko A.V.
Language: Russian
Source: The Problems of General Energy, 2003, 1(8):54-57
Section: Enhancement of the efficiency of producing and using energy resources
UDC: 622.271.4:621.879.48
Published: 27.06.2003


The results of cross scheme application for coalface disintegration with rotary excavator ERP-2500 for brown coal production are presented. Power consumption of excavation process has been reduced by 40%, consumption of dipper teeth - by 12% and the grade of coal quality has been increased by 26%.

Keywords: rotary excavator, dipper, tooth, cutting scheme, energy intensity, grade of quality.


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