According to the nonlinear and time-dependent features of the ventilation systems for coal mines,a neural network method is applied to control the ventilator fo
In this paper, the method of vibration measurement and modal analysis for AMS0 Tunneller machine is presented. When the machine was used for cutting man-made co
The authors indicate that the failure of hydraulic systems of shearers can drop greatly, its' reliability and service life can be increased by the use of a
Surface displacement caused by underground coal mining is influenced by many factors such as the depth and thickness of the coal seam and joints in overburden r