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。
This frequency range is proximate to main vibration frequency of the traction machine at rated speed, and, according to this, measures against elevator resonance are proposed.
并针对该频率区与曳引机主机额定转速———主振频率接近的特点，提出了防止电梯发生系统共振的措施。
According to the characteristics of elevator traction system, the rotor position detection based on hypothetical rotate frame strategy is introduced.
根据电梯运行特点，首先提出基于假定旋转坐标法的转子位置检测方法。
This elevator traction institutions are two circular chain.
本提升机的牵引机构是两根环形链条。
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。
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。
Because of good performance and space saving, gearless permanent magnet synchronous traction machine is more and more widely used to drive the elevator.
由于无齿轮永磁同步曳引机具有性能优越、占用空间小的特点，在电梯驱动系统中的应用日趋广泛。
Because of good performance and space saving, gearless permanent magnet synchronous traction machine is more and more widely used to drive the elevator.
由于无齿轮永磁同步曳引机具有性能优越、占用空间小的特点，在电梯驱动系统中的应用日趋广泛。
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