The hopper elevator is a kind of single bucket elevator, which is composed of a hopper, a rail and a bracket, a traction winch and a pulley.
料斗升降机是起重机械中的一种单斗提升的升降机，一般由带走轮的料斗、轨道及其支架、牵引绞车和滑轮组成。
The dynamic model of a high-speed traction-elevator is built up the dynamic characteristics of the system are analyzed and the vibration control techniques are studied.
运用运动弹性动力学方法建立高速曳引式电梯机械系统的动力学模型，进行其动态特性分析及振动控制研究。
The exact rotor position of the elevator traction motor is a pre-request for the driving control system.
电梯曳引机的转子位置辨识是电机驱动控制的前提。
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