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摘要:对柔性多体系统计算建模的研究现状和近期进展进行了总结. 重点讨论了柔性多体动力学的以下内容: 柔性构件的建模, 约束建模, 求解技术, 控制策略, 耦合问题, 设计和实验的研究. 对柔性多体系统建模的浮动坐标系,转动坐标系和惯性系等3种坐标系的特点进行了对比. 指出了未来的研究方向, 包括柔性多体系统的新的应用,如微观力学系统和超微观力学系统等; 提高这些模型的计算精度和效率的技巧和策略; 以及可以用于改善柔性多体系统的工具. 本综述文章引用了877篇参考文献.Abstract:The status and some recent developments in computational modeling of flexible multibodysystems are summarized. Discussion focuses on a number of aspects of flexible multibodydynamics including: modeling of the flexible components, constraint modeling, solution techniques,control strategies, coupled problems, design, and experimental studies. The characteristicsof the three types of reference frames used in modeling flexible multibody systems,namely, floating frame, corotational frame, and inertial frame, are compared. Future directionsof research are identified. These include new applications such as micro- and nano-mechanicalsystems; techniques and strategies for increasing the fidelity and computational efficiency ofthe models; and tools that can improve the design process of flexible multibody systems. Thisreview article cites 877 references.
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Key words:
- flexible multibody system/
- flexiblemultibody dynamics/
- modeling/
- computation/
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