结果表明本文采用的分析复合材料结构耐撞性能的模拟策略和方法及建立的有限元模型是合理可行的。
The results are compared well with the experimental data that in turn verifies the proposed numerical simulation strategy and method.
现在,随着对轿车耐撞性研究的深入,使得取得准确的弹簧特性成为可能。
With the developing of the test methods, accurate spring characteristic can be obtained.
近年来,由于复合材料结构耐撞性的重要性和复杂性,所以,复合材料结构耐撞性是工程力学领域的一个研究的热点。
The crashworthiness of composite structures has become a hot research topic in recent years because of its importance and complicated nature.
结构受冲击作用下的强度、刚度、稳定性、临界能量荷载和临界冲击力的研究属结构耐撞性研究范畴,由于结构在冲击作用下的响应是一个复杂的非线性力学问题,目前该研究领域还比较弱。
The research of intensity, rigidity, the stability, critical energy and critical impact force belongs to the fields of structure impact resistance, which the structure is struck in the impact load.
数值模拟的结果与试验结果吻合得比较好说明了所建立的模拟复合材料结构耐撞性的策略与方法是可行的。
Numerical results are compared well with experimental results, thus the established FEM-based numerical strategy and means is verified.
针对船舶耐撞特性研究问题的特点,提出进行结构碰撞相似律研究的必要性和重要性。
The necessity and significance of the analogue rule for ship structure collisions have been discussed based on the characteristic of this topic.
简要论述了汽车耐撞性解析的基本方程及计算方法。
This paper presents the basic equations and algorithm of vehicle crashworthiness briefly.
实车碰撞试验表明:改进后,车架结构的耐撞性有明显提高。
The real vehicle crash test indicates that the crashworthiness of the frame structure has improved apparently.
深入了解船体结构碰撞损伤特性和能量吸收机制是开展船舶耐撞性优化设计的前提。
In structural design and optimization of double hulled ships, it is important to understand the behavior of their structures and energy absorption mechanism in collision events.
仿真结果表明这个小客车初始设计的耐撞性不足,某些零件的能量吸收特性和变形模式不合理。
The simulation results show that the original design has some problems with regard to crashworthiness. Some parts had inefficient energy absorbing characteristics and improper deformation mode.
车辆的耐撞性能主要取决于车辆结构中薄壁梁部件的吸能特性。
Automobile crashworthiness is mainly determined by energy absorption characteristics of thin walled beam's components in automobile structure.
以某车型为例,对前保险杠与碰撞盒组成的系统结构进行了基于耐撞性能的优化。
As an example, the crashworthiness optimization of a body-in-white substructure consisting of front bumper and crash box of a car is carried out with good results achieved.
所采用的改进方案可有效提高双层公路大客车的耐撞性,为改善大客车正面碰撞安全性提供了行之有效的途径和方法。
The improved project mentioned in this paper can effectively enhance the crashworthiness of this double-decker coach, and also provides the effective way to improve the bus' frontal impact safety.
车身轻量化设计是多参数、多约束的复杂系统优化问题,首先需要满足耐撞安全性。
Autobody lightweight design is an optimization procedure with multiple parameters and constraints which should firstly satisfy crashworthiness performance.
提出了一种面向汽车耐撞性数值分析的网格应用中间件的概念和技术,并将其应用在所提出的网格平台上。
This proposed grid platform can be applied not only to vehicle crashworthiness numerical analysis, but also applies to other areas of similar works.
仿真结果显示:新的框架结构不仅提升了氢瓶的各安全评价指标,提高了整车的耐撞性,而且框架整体质量降低了27%,实现了框架的轻量化。
The results show that the performances of the new framework improved the vehicle impact safety, and the total mass of the frame is reduced by 27% to realize lightweight structure design.
因此,前纵梁的结构耐撞性设计在汽车正面碰撞中具有十分重要的工程意义。
Therefore, the structural design of vehicle front rail crashworthiness in the frontal crash has a great engineering significance.
氢瓶碰撞安全问题是影响氢能源轿车耐撞性的一个重要因素。
The safety design of the hydrogen bottles is an important factor in hydrogen energy vehicle crashworthiness.
针对一类具有客舱地板下部斜撑杆的民机典型机身段,研究了斜撑杆对机身段耐撞性能的影响。
This article investigates the effect of oblique struts on the crashworthiness of fuselage sections for a class of typical civil aircraft fuselage sections with oblique struts under the cabin floor.
可应用在汽车安全及高速列车的结构耐撞性领域中。
The energy absorber can be applied to the fields of automobile safety and structural crash worthiness of high-speed trains.
可应用在汽车安全及高速列车的结构耐撞性领域中。
The energy absorber can be applied to the fields of automobile safety and structural crash worthiness of high-speed trains.
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