The governing equations of a beam with electro-magnetic constrained damping layers(EMCLD)are derived based on Hamilton Principle and simulated,which indicates the control current and thickness of damping layer how to affect the control results,and verifies EMCLD with simply configuration,reasonable actuated manner and low energy consumption,to be effective for active vibration control.
结果表明电磁约束阻尼技术具有结构简单、作动方式合理、耗能低的优点,是一种有效的振动主动控制方式。
The shear strains in visoelastic damping layers resulting from the attraction arrangement magnets at the constraining layers end are higher than that in the conventional passive constrained damping layer(PCLD).
采用在约束层端部上设置永磁体的新方法可使阻尼层获得比传统约束阻尼处理方法更高的剪应变 ,从而增强粘弹层的阻尼耗能。
Beam element model analysis of composite beam with constrained damping layer;
附加约束阻尼层的复合材料梁单元建模分析
Secondly with non-damping layers,free damping layers and constrained 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。
To cut down element number for modeling structure with constrained 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。
Oil pan shoulder function due to the uniqueness of oil cooling, so the oil pan was semi-damping enwrapped in the experimentation , The results showed a piece of sound power level lower 1.
由于油底壳担负着机油散热功能的特殊性,试验对油底壳采用半约束阻尼包裹处理,结果显示整机声功率级降低了1。
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
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
An Enhanced Analytical Model for Constrained Layer Damping
一种改进的约束阻尼梁振动解析模型
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
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
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
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
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
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
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
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
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
Constrained damping dynamic absorber stuck on a rail of urban transits
轨道交通的约束阻尼钢轨吸振器技术研究与应用
EFFECT OF CUTOUT ON DAMPING OF A CLAMPED-CLAMPED PLATE WITH MAGNETIC CONSTRAINED DAMPING TREATMENT
切割对磁约束阻尼处理固支板的振动特性的影响
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
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
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
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