铁路通用货车手制动装置传动效率和制动率的试验与计算

Test and Calculation of the Transmission Efficiency and Braking Ratio of Hand Brake Equipment for General Purpose Railway Freight Cars

对货车手制动装置传动效率进行了试验,并在此基础上对手制动装置传动效率和手制动率进行了计算。

The transmission efficiency of hand brake equipment for freight cars is tested,and on this basis,the transmission efficiency of hand brake equipment and the braking ratio of hand brake are calculated.