重庆理工大学学报：自然科学
重慶理工大學學報：自然科學
중경리공대학학보：자연과학
Journal of Chongqing Institute of Technology
2012年
12期
40-46
,共7页
张建%张汉伟%盛德兵%周志卫
張建%張漢偉%盛德兵%週誌衛
장건%장한위%성덕병%주지위
悬挂发射装置%虚拟振动试验%控制点
懸掛髮射裝置%虛擬振動試驗%控製點
현괘발사장치%허의진동시험%공제점
suspension type launch equipment%virtual vibration experiment%control point
结合悬挂发射装置振动试验的设计理念,探讨虚拟试验技术在悬挂发射装置振动试验中的应用方法。利用MSC.NASTRAN计算产品模型在给定振动激励和约束下的响应,为振动试验控制点的选择提供参考。结合现有条件,以虚拟振动试验作为主要研究方向,通过实际算例对虚拟振动试验在实物振动试验设计上的应用效果进行了验证。
結閤懸掛髮射裝置振動試驗的設計理唸,探討虛擬試驗技術在懸掛髮射裝置振動試驗中的應用方法。利用MSC.NASTRAN計算產品模型在給定振動激勵和約束下的響應,為振動試驗控製點的選擇提供參攷。結閤現有條件,以虛擬振動試驗作為主要研究方嚮,通過實際算例對虛擬振動試驗在實物振動試驗設計上的應用效果進行瞭驗證。
결합현괘발사장치진동시험적설계이념,탐토허의시험기술재현괘발사장치진동시험중적응용방법。이용MSC.NASTRAN계산산품모형재급정진동격려화약속하적향응,위진동시험공제점적선택제공삼고。결합현유조건,이허의진동시험작위주요연구방향,통과실제산례대허의진동시험재실물진동시험설계상적응용효과진행료험증。
In this paper,a design and application method for vibration experiment with virtual prototype experiment is proposed for suspension type launch equipment.Based on the design idea,the product calculation model is established in the MSC.NASTRAN software platform in order to calculate the vibration response value under the given vibration excitation and constrain condition.It is valuable to determine and select the control point during vibration experiment.The corresponding verified experiment is also designed based on certain real case.The research result according to the virtual vibration experiment is successfully used to guide the real vibration experiment.The real experiment result shows the virtual experiment model and calculation result is effective and practicable.
