1) specific energy absorption
比吸能
1.
In this paper,the size optimization of the metal thin-walled component with a square cross-section is performed,where the Specific Energy Absorption(SEA) is taken as the objective function by using the Response Surface Method(RSM) on a basis of explicit Finite Element(FE)algorithm.
本文基于显式有限元技术,采用响应面法,以结构的比吸能为优化函数,以提高吸能原件的抗撞性为目的,对正方形截面的金属薄壁梁进行了形状优化。
2.
With the help of explicit dynamic finite element methods,a simulated aluminum foam-filled circular tube structure is established,showing the axial dynamical buckling of the structure and also allowing an analysis on its energy-absorption property from two aspects:the crushing force and specific energy absorption.
采用显式动力有限元方法,模拟了结构在轴向冲击作用下的动态屈曲,并从压溃力和比吸能2个方面分析了其吸能特性。
2) Specific energy absorption(SEA)
比吸能
1.
The maximization of the energy absorbed by the structure,the maximization of the Specific Energy Absorption(SEA),and the minimization of the initial force peak are considered as the multiobjective functions.
以交通工具中部分锥形薄壁方管的安全装置作为研究对象,建立以薄壁管在碰撞过程中吸收能量最大化,比吸能最大化和初始碰撞力峰值最小化为多目标的优化问题,用锥形部分的几何参数作为设计变量,在保证不降低薄壁管吸能能力的情况下,通过对其结构的优化达到初始碰撞力峰值最小化的目的,论文采用有限元软件LS-DYNA得到不同几何参数模型的碰撞信息,用响应面法构造近似函数,同时引入权系数以表征各个目标在优化问题中的重要程度,并采用理想点法求解多目标优化问题,分析了锥形薄壁方管各几何参数对结构的能量吸收、比吸能和初始碰撞力峰值的影响,最终得到了给定权系数下的最优模型。
3) specific energy absorption
比吸能性
4) ratio of the energy-absorption
吸能比
1.
For the elasto-plastic bar,when the impact load is constant,the larger speed of the load,the smaller the peak value of the distance and the velocity at the free end,but the higher ratio of the energy-absorption.
发现:对于弹性直杆,轴向冲击荷载大小不变,加载速率的改变对加载点位移和加速度影响较大,而对加载点的速度峰值影响不大,加载速率越大,加载点的位移越小,加速度越大;对于弹塑性杆,加载速率越大,加载点的位移和速度峰值越小,结构的吸能比却越大。
5) absorptance
[英][əb'sɔ:ptəns] [美][əb'sɔrptəns]
吸收系数，吸收比，吸收能力，吸收率
6) energy absorption
吸能
1.
Impact energy absorption and dynamic viscoelasticity of composites;
复合材料的冲击吸能与动态黏弹特性
2.
The energy absorption efficiency of brittle foams is better than that of.
脆性泡沫的吸能效果总体优于韧性泡沫。
3.
An investigation into the energy absorption behaviors of axially splitting thin-walled metal tubes with polygonal sections was carried out.
通过分析薄壁管的撕裂能、塑性变形能和摩擦能,讨论了冲头的锥形角、壁厚以及边数等因素对结构吸能的影响。
补充资料：内吸除(见单晶片的吸除技术)
内吸除(见单晶片的吸除技术)
internal gettering
内吸除internal gettering见单晶片的吸除技术。
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