被动约束层阻尼,passive constrained layer damping(PCLD)
1)passive constrained layer damping(PCLD)被动约束层阻尼
1.Based on the general linear elastic theory of thin shells and the potential flow theory,considering energy dissipation of passive constrained layer damping(PCLD)due to shear deformation of its viscoelastic core and fluid-solid coupled interaction,a first order integrated differential matrix equation of a circular cylindrical shell with PCLD treatment was derived firstly.基于一般情况下的线弹性薄壳方程和势流理论,考虑被动约束层阻尼(PCLD)的剪切变形的能量耗散和液固耦合相互作用,文中首先导出了PCLD圆柱层合壳的整合一阶矩阵微分方程,该方程的状态向量的每个元素都有明确的物理意义,更方便用于层合壳体在各种边界支承条件的动力学问题的求解。
2)passive constrained layer damping (PCLD) strip被动约束层阻尼带
3)passive constrained layer damping beam被动约束层阻尼梁
1.Dynamics optimization ofpassive constrained layer damping beam based on PCL language;PATRAN/NASTRAN平台上,利用PCL语言在PATRAN中建立了局部覆盖PCLD梁有限元模型,实现了设计变量的参数化,以局部覆盖PCLD梁第一阶模态损耗因子最大为优化目标函数,采用单纯型法对局部覆盖被动约束层阻尼梁进行了动力学优化计算。
4)active constrained layer damping主动约束层阻尼
1.Numerical model of beams withactive constrained layer damping;主动约束层阻尼梁的数值模型
2.In order to model theactive constrained layer damping structures more precisely and more perfectly so as to perform the control research,two different discrete methods are employed during the course of modeling the structure by finite element method.为了对主动约束层阻尼结构建立精确完善的数学模型 ,以便进一步进行控制研究 ,采用了两种不同的离散方法 ,用有限元建模 ,并考虑到压电片的机电耦合效应和粘弹性材料的本构关系随温度、频率的变化而变化的特点 ,将有限元法与粘弹性材料的 GHM模型相结合 ,使由于粘弹性材料导致的非线性微分方程转化为一般的二阶定常数性系统 ,从而避免繁琐的迭代求解 ,以便直接求解模态频率、模态阻尼及结构响应。
3.Lagrangian formulation and Raleigh-Ritz approach are employed to derive the governing equation control of a rotating flexible beam fully covered withactive constrained layer damping treatment in this paper.采用Lagrangian方法和Raleigh-Ritz方法对具有主动约束层阻尼(ACLD)的柔性机械臂建立动力学方程。
英文短句/例句
1.THE FINITE ELEMEMT MODELING OF BEAMS WITH ACTIVE CONSTRAINED LAYER DAMPING TREATMENTS AND THEIR DYNAMIC BEHAVIOR主动约束层阻尼梁有限元建模与动态特性研究
2.Continuous stress model for beams treated with active constrained layer damping主动约束层阻尼梁结构的应力连续模型
3.Research on the Active Vibration Control and the Active Magnetic Constraining Layer Damping Treatments for Beams;梁的振动主动控制及主动磁约束阻尼技术研究
4.Research on Piezoelectric Damping Technology in Structural Vibration Control: (3)Smart Constrained Layer Damping Technology结构振动控制中压电阻尼技术研究（三）机敏约束层阻尼技术
5.ANALYTICAL SOLUTION FOR A BEAM WITH PARTIALLY COVERED CONSTRAINED LAYER DAMPING局部覆盖约束层阻尼梁动力学问题的解析解
6.Vibration Analysis of Beams Covered with Multiple Standoff Constrained Layer Damping Patches多点敷设支撑层的粘弹性约束阻尼梁振动分析
7.Vibration modeling of a partially ACLD beam with assumed mode method部分主动约束阻尼梁振动的假设模态法建模
8.An Enhanced Analytical Model for Constrained Layer Damping一种改进的约束阻尼梁振动解析模型
9.Modeling and Simulation of a Constrained Damping Beam with Slotted Stand-off Layer新型带槽扩展层约束阻尼梁结构的建模与仿真
10.Modal Loss Factor Analysis for Sandwich Beams Embedded with Multiple Viscoelastic Damping Thin Layers多粘弹性胶膜夹层约束阻尼梁损耗因子分析
11.Vibration analysis of beams with partial constrained layer damping treatment局部粘弹性被动约束阻尼梁的振动分析
12.Study on Damping Characteristics of Magnetic Rubber Layer Damping Treatment;磁橡胶约束阻尼处理的阻尼特性研究
13.A new integrated state transfer matrix method for coupled vibration of fluid-filled circular cylindrical containers with partially passive constrained layer damping treatment and analysis on damping effects under ground motion求解地面运动激励下的部分覆盖约束层阻尼贮液圆柱壳耦振的整合状态传递矩阵法
14.Vibration Analysis and Optimization of Composite Structure with Constrained Viscoelastic Layer Damping Treatments;约束阻尼复合结构的振动分析与优化设计
15.Vibration Analysis and Optimization of Beam with Partial Constrained Viscoelastic Layer Damping Treatments;局部粘弹性约束阻尼梁的振动分析与优化
16.Vibration Control for Cylindrical Shell with Magnetic Rubber Layer Damping Treatment within a Broad Frequency Range磁橡胶约束阻尼壳的宽频振动控制能力研究
17.ANALYSES OF COUPLED VIBRATION AND DAMPING EFFECT OF LIQUID-FILLED CIRCULAR CYLINDRICAL CONTAINERS WITH CONSTRAINED VISCOELASTIC LAYER具有约束层阻尼贮液圆柱容器的耦振与减振特性分析
18.Preparation of Polymer Damping Materials and Designation of Constrained Damping Structure;高分子阻尼材料制备及约束阻尼结构的设计
相关短句/例句
passive constrained layer damping (PCLD) strip被动约束层阻尼带
3)passive constrained layer damping beam被动约束层阻尼梁
1.Dynamics optimization ofpassive constrained layer damping beam based on PCL language;PATRAN/NASTRAN平台上,利用PCL语言在PATRAN中建立了局部覆盖PCLD梁有限元模型,实现了设计变量的参数化,以局部覆盖PCLD梁第一阶模态损耗因子最大为优化目标函数,采用单纯型法对局部覆盖被动约束层阻尼梁进行了动力学优化计算。
4)active constrained layer damping主动约束层阻尼
1.Numerical model of beams withactive constrained layer damping;主动约束层阻尼梁的数值模型
2.In order to model theactive constrained layer damping structures more precisely and more perfectly so as to perform the control research,two different discrete methods are employed during the course of modeling the structure by finite element method.为了对主动约束层阻尼结构建立精确完善的数学模型 ,以便进一步进行控制研究 ,采用了两种不同的离散方法 ,用有限元建模 ,并考虑到压电片的机电耦合效应和粘弹性材料的本构关系随温度、频率的变化而变化的特点 ,将有限元法与粘弹性材料的 GHM模型相结合 ,使由于粘弹性材料导致的非线性微分方程转化为一般的二阶定常数性系统 ,从而避免繁琐的迭代求解 ,以便直接求解模态频率、模态阻尼及结构响应。
3.Lagrangian formulation and Raleigh-Ritz approach are employed to derive the governing equation control of a rotating flexible beam fully covered withactive constrained layer damping treatment in this paper.采用Lagrangian方法和Raleigh-Ritz方法对具有主动约束层阻尼(ACLD)的柔性机械臂建立动力学方程。
5)active constrained layer damping(ACLD)主动约束层阻尼
1.Application of subspace identification method in modeling of active constrained layer damping(ACLD) tubby structure;子空间辨识方法在主动约束层阻尼筒形结构建模中的应用
2.With Hamilton"s Principle,the dynamic differential equations and boundary conditions for coupled vibration of cylindrical shells treated with active constrained layer damping(ACLD) are derived.采用分布参数建模,从Ham ilton变分原理出发推导了主动约束层阻尼(ACLD)覆盖圆柱壳耦合振动的运动微分方程和边界条件,并扩展适合一维连续结构分析的基于解析解的谱传递矩阵法(STMM)用于ACLD部分覆盖圆柱壳。
6)constrained damping layer约束阻尼层
1.Beam element model analysis of composite beam withconstrained damping layer;附加约束阻尼层的复合材料梁单元建模分析
2.Secondly with non-damping layers,free damping layers andconstrained damping layers,the oil pan noise radiation is analyzed.对某柴油机的油底壳进行了模态试验、模态分析和谐响应分析,得到其振动响应特性的基础上,利用边界元方法对没有阻尼层结构、具有自由阻尼层结构和具有约束阻尼层结构的油底壳的声辐射特性进行了研究,得出了阻尼结构对改善油底壳的声辐射特性的一些规律。
3.To cut down element number for modeling structure withconstrained damping layer(CDL) in general FEM software,the whole element method is adopted to solve the extension,bending and torsion vibration of the hollow circular beam with CDL.分析结果同三维有限元分析结果作了比较,证明了该方法的可行性,为圆形截面构件组成的刚架和桁架结构约束阻尼层振动抑制分析提供了简单的计算方法。
延伸阅读
被动①待外力推动而行动（跟‘主动’相对）：工作要主动，不要～。②不能造成有利局面使事情按照自己的意图进行（跟‘主动’相对）：由于事先考虑不周，事情搞得很～。
