Frequency Control Constant Voltage Feed Hydraulic System Based on PLC at Fully Mechanized Coal Face
Abstract：The problems of feed hydraulic system at fully mechanized coal face include low automation,large energy cost and machine worn.The constant feed hydraulic control system is designed based on frequency transmission and PLC.The relevant programme is programmed and the anti-interference measures are adopted.By underground coal mine test,the system gains good effect.
Keywords：fully mechanized coal facePLCfrequency controlconstant voltage feed hydraulic system
Publication Date：2012-01-01
Online Publishing Date：2025-08-15(First online date of this platform, not the publication date of the document)
Pages：3( 75-77 )