%0 Journal Article %T INCREASE OF POWER EFFICIENCY OF WOOD MACHINES %A Khakhina, A.. %A Nikiforova, A.. %A Rudov, M.. %K wood machines, power efficiency, slipping, speed %J Voronezh Scientific-Technical Bulletin %D 2015 %N 4 %P 3 %I FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov