| 1. | Analysis of dynamic characteristics of two damped structures by energy method
两种阻尼模型对结构动力特性影响的能量分析 |
| 2. | An accurate modal superposition method for calculating frequency response function of viscoelastically damped structures
粘弹阻尼结构频响函数计算的高精度模态展开法 |
| 3. | Adding damped structure can decrease dynamic stress of blade and avoid blade fatigue failure from forced vibration
摘要为了防止透平机械长叶片因振动而导致的疲劳损坏，目前普遍采用的方法是在叶片上增加摩擦阻尼结构。 |
| 4. | By designing a good damping structure , we finished the spin test at the speed of 67000 successfully . 2 . we introduced a new kind of vibration controlling technique - cpmd
介绍了一种新型的振动控制装置? ?可控被动式电磁阻尼器的工作原理，抑振特性及其对转子系统的影响。 |
| 5. | We still ca n ' t solve the problem about the spin testing for impeller with long shaft as nr15 , a new type of rotor . this paper describes a new supporting with a good damping structure
本文通过在浙江大学化工机械研究所原有30000r min超速试验台基础上，通过设计上、下阻尼支承结构，实现了nr15带柄转子的超速试验。 |
| 6. | So at home and abroad more and more experts study on energy dampers , and acquire many achievements , but there are many problems about new damping material and damper ' s study , the mechanical ability of dampers , damping structure ' s analysis and design etc . , so these problems require to be solved and completed
因此，国内外已有越来越多的专家投入到此方面进行研究，并已取得了一些成果，但在新型阻尼材料和阻尼器的开发研究、阻尼器的性能、阻尼结构的分析和设计等方面仍然存在很多问题，有待进一步解决完善。 |
| 7. | Through the research on the sophisticated physical and mathematical separation technique of modes in experimental modal analysis , this thesis intends to improve the estimated accuracy and efficiency of modal parameters of highly damped structure or structure with close frequency modes and the automatization of the technique in the process of analysis
本文旨在研究实验模态分析中先进的模态物理分离技术和模态数学分离技术,提高识别大阻尼或模态密集复杂结构模态参数的精确度与效率,提高分析中的自动化程度。 |
