1) natural vibration analysis
固有振动分析
1.
Static analysis of double-layer space grids under distributed loading,natural vibration analysis and stability analysis of three kinds of double-layer space grids have been studied with splitting rigidity method.
基于分解刚度思想对三类屋面网架(正放四角锥网架、两向正交正放网架和正放抽空四角锥网架)进行了静力分析和固有振动分析,对三类竖向承重网架墙体进行了稳定性分析,给出了简便实用的计算公式。
2.
But the accuracy of ESPM when used in stability analysis, natural vibration analysis, etc.
用拟夹层板法和有限元法对网架结构进行分析,对三类屋面网架(正放四角锥网架、两向正交正放网架和正放抽空四角锥网架)进行了均布荷载、局部荷载(半跨均布荷载)作用下的静力分析以及固有振动分析,对三类竖向承重网架墙体进行了稳定性分析。
2) natural vibration
固有振动
1.
Nonlinear natural vibration of monolayer cable net point-supported glass curtain wall;
点式幕墙单层索网支承体系非线性固有振动
2.
Similarities in natural vibration of stiff cable structures and truss arch structures;
劲性索、桁架拱结构固有振动的相似性
3.
Nonlinear natural vibration of cable-truss of steel netlike roof;
索网屋盖索桁架支承体系的非线性固有振动
3) free vibration
固有振动
1.
This element has been employed to study the free vibration of some thin walled members, firstly .
并利用此单元对一定数量的薄壁钢管混凝土构件进行了分析,获得自振频率和模态等固有振动特性。
2.
The free vibration characteristics of the concrete supporting structure of the pumped-storage units were analysized with three dimensional finite element methods.
对抽水蓄能电站机组钢筋混凝土支承结构的固有振动特性进行有限元分析;提出各种可能的振源频率特征,校核共振,进行振动预
3.
As the third paper in this series of nonlinear applications of the finite element method of lines (FEMOL), the present paper applies this method to eigenvalue problems by presenting a FEMOL analysis of the free vibration of various membranes.
本文是有限元线法(FEMOL)求解非线性模型问题的系列工作之三,对薄膜的固有振动这一特征值模型问题作了分析求解。
4) inherent vibration
固有振动
1.
Theoretic study on thin-walled press bar eccentric connection flexural-torsional inherent vibration;
薄壁压杆偏心连接时弯扭固有振动理论研究
5) vibration analysis
振动分析
1.
Vibration Analysis of S385 Diesel Engine and Its Influences on Vehicle;
S385型柴油机振动分析及其对整车振动的影响
2.
A survey of engineering structural damage identification methods based on vibration analysis;
基于振动分析的工程结构损伤识别技术综述
3.
Vertical vibration analysis of transversely isotropic saturated soils with elastic superstratum;
上覆弹性土层横观各向同性饱和地基竖向振动分析
6) vibrational analysis
振动分析
1.
MP2 and B3LYP methods with AUG-cc-pVDZ basis sets are performed to optimize the 10 kinds of possible isomers of phosphorous clusters P_(5) and their cations and anions,and the converged results are verified by vibrational analysis in order to get the stable equilibrium geometries.
用MP2和DFT的B3LYP方法,在含有弥散函数的cc-pVDZ基组水平上,对磷原子团簇P5及其正、负离子可能存在的10种同分异构体进行扫描式优化,并通过振动分析对收敛的结果进行验证,以确定是否是稳定的平衡几何构型。
2.
For all optimized configurations,there is no imaginary frequency in vibrational analysis.
本文选择 7种 1 异丙基环己硅烷 取代联苯基乙烷系列化合物 ,以SCF—MO—AM1 [3] 和PM3[4] 两种方法 ,优化出它们稳定的几何构型 (分子的总能量最低、核—核排斥能最小 )并对其作了振动分析 ;同时计算了标题物在该稳定构型下的电子结构和若干基本性质。
3.
The force constant matrixes of all critical poins (the reactants,the transition state and the products)of the reaction CH3+H2O→CH4+OH were computed by vibrational analysis at the UHF level for 6-31G basis sets.
用振动分析方法在UHF水平6-31G基组下计算了反应CH3+H2O→CH4+OH的所有驻点(反应物、过渡态和产物)的力常数矩阵。
补充资料:固有振动
又称“自由振动”。振动系统在不受外界作用而由其自身性质所决定的振动。如弹簧振子在本身弹性力作用下的振动,单摆在重力作用下的振动等。充电后的电容器和电感线圈组成回路后,电路中形成的电流振荡,也称固有振动。
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