1) load sway
载荷摆振
1.
The paper studied the relative error which appear because of abbreviation for the model of crane load sway, the relative error equations are obtained too.
研究了起重机载荷摆振模型在简化过程中所产生的相对误差，得到了相对误差公式。
2) hunting of load
负荷波动，负荷振荡，负载振荡，负载摆动
3) payload oscillation
载荷摆动
1.
In this paper, the errors resulting from model linearization are analyzed quantitatively, and the influence of the dynamical parameters on the maximum amplitude and the frequency of payload oscillation are described, and then the action principles of the operation environment uncertainties are revealed.
本文对回转起重机载荷摆动模型线性化过程中存在的误差进行了定量分析,定量描述了动力学参数对载荷摆动的最大幅值和频率的影响规律,揭示了不确定操作环境的作用规律,从而更精确描述起重机在同时做变幅、回转和起升运动工况下的系统动力学特性,为实现起重机操作自动化提供了理论依据。
2.
According to the characteristics of payload oscillation on a rotary crane, a polar coordinates system and a non-inertial Cartesian coordinates system were set up.
本文针对回转式起重机载荷运动及摆动的特点,建立了极坐标系和非惯性笛卡儿坐标系,根据拉格朗日方程建立起重机在同时进行变幅、回转和起升运动的工况下载荷摆动的非线性模型和线性化模型,对于模型线性化过程中存在的误差进行了定量分析,揭示了动力学参数对载荷摆动频率、最大摆角和摆动中心线倾斜量的影响规律,从而更精确描述系统的动力学特性,为实现起重机消摆控制提供了理论依据。
3.
Aiming at the problems of poor precision and low operation efficiency due to the payload oscillation of trolley crane,the neural network direct inverse control method was proposed to minimize the sway angle of load.
针对桥式起重机运行过程中载荷摆动造成的运行精度差和工作效率低下问题,提出了一种神经网络直接逆模型控制方法,以降低载荷摆动。
4) oscillating load
摆动载荷
6) vibration load
振动载荷
1.
Effect of soft starting time on vibration load of belt conveyor driving system;
软起动时间对带式输送机传动系统振动载荷的影响
2.
Influence of vibration load of oil pumping unit on the camber wear of rod tube and its prevention.
抽油机井振动载荷对杆管偏磨的影响与防治
3.
It also studies effect of swabbing parameter on vibration load of roof bolt,providing theoretical basis for decreasing vibration of roof bolt and studying mechanical behaviour of roof bolt of rod pumped well.
根据振动理论,采用有限元方法,在考虑抽油杆柱纵向振动、横向振动和扭转振动的耦合条件下,研究了抽油杆柱在工作中的振动规律,并研究了抽汲参数对抽油杆柱的振动载荷的影响,为抽油杆柱的减振及研究抽油机井中杆柱力学行为奠定理论基础。
补充资料：振摆
1.抖动。 2.犹跌宕。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条