crashworthiness相关论文
汽车轻量化作为当今最热门的汽车技术之一,越来越被国内外的整车厂及零部件厂所重视。本文就汽车仪表板横梁总成进行了轻量化分析......
Vehicle crashes are one of the leading causes of catching fires in electrical vehicle accidents,while the mechanical int......
This study integrates magnesium alloy and traditional steel into a new hybrid thin-walled, double-hat-shaped hybrid tube......
Since lightweight in vehicle design can largely reduce the energy consume and gas emission along with a comprehensive pr......
Crashworthiness design optimization of honeycomb with circular cross section under axial crushing lo
This paper aims to design the size of the thin-walled tubes with crashworthiness criteria.ANSYS Parametric Design Langua......
For energy absorption structures of a particular material,changing their geometrical dimensions can generally cause grea......
Design of crashworthy attenuator structures as a part of vehicle safetyagainst impact:Application of
The impact attenuator is an essential system in both race cars and urban vehicles.The structure of animpact attenuator s......
Comparative Study of Energy Absorption Capability of Flat Plate Coupons Made by CFRP Plain Weave Fab
Despite years of governmental and academic institutions’ researches, no experimental standards are established for eval......
Background: Recent studies identified new trends in frontal accident configurations, i.e.small overlap.Objective: Th......
As the computer calculation speed is improved year by year,the size of the vehicle model is constantly increasing to cap......
Crashworthiness is one of the most important requirements for design of aircraft to ensure the safety of passengers.......
Crashworthiness of Graded Cellular MaterialsAn Asymptotic Solution to the Density Design Strategy ba
Cellular materials have strong energy absorption capacity and have been extensively used in crashworthiness design o......
From fundamental understanding to innovative developments of high-performance composites for aerospa
In framework of the National Key Basic Research Program (973 Program) we focus our attention on R&D of (1) continuous en......
Multi-Objective Optimization for Structure Crashworthiness Based on Kriging Surrogate Model and Simu
Multi-objective optimization of crashworthiness in automobile front-end structure was performed,and finite element model......
Studies on determining and analyzing the crushing response of tubular structures are of significant interest,primarily d......
Combining the optimization and FEM technology,crashworthiness of aluminum extrusions was studied for an automobile safet......
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Crashworthiness is the most significant variable during lightweight design of vehicle structures.However,crashworthiness......
Hexagonal metal honeycomb is widely used in energy absorption field for its special construction. However, many other me......
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.建立了客舱地板及其下部结构的有限元模型......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
Airworthiness regulations require that the transport airplane should be proved to ensure the survivability of the ditchi......
The crashworthiness is an important design factor of civil aircraft related with the safety of occupant during impact ac......
An integrated design concept for crashworthy fuselage using sine-wave beam and strut is proposed and investigated. The f......
作为先进复合材料夹层结构,皱褶夹层板是一种具有众多优点的新型夹层板结构.本文建立了带有缺陷的皱褶芯材有限元模型,对M型皱褶芯......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
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该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
针对某型直升机适航取证的任务需求，在相应简化和配重基础上，对直升机进行全机柔性体建模。参照WG30整机水上砰击试验的研究方法，通过......
In this paper the optimal model of the main energy absorbed structure in an auto-body "front rail",based on structural c......
探寻更优力学性能的轻质新颖结构一直是轨道车辆耐撞性设计持续追求的目标。为此,分析了三种增强型类蜂窝结构的异面压缩吸能特性,......
为研究大气腐蚀对Q420钢管构件服役期内耐撞性的影响,提出了计及腐蚀损伤的材料模型。引入损伤因子(ω)修正Voce模型,推导随腐蚀程......
适坠性已经并将继续是飞机安全的主题。针对典型的运输类飞机复合材料机身段,研究斜撑杆对机身框段适坠性能的影响。建立复合材料......
根据六角弹簧管汽车碰撞吸能装置的结构与工作原理,采用SolidWorks,Hy-permesh和LS-DYNA仿真软件,建立吸能装置的有限元分析模型.......
以某型多功能乘用车为对象，结合材料替换与结构改进对该车的发动机罩内、外板进行轻量化设计，同时解决了实车碰撞试验中发动机罩铰链......
运用虚拟试验软件对汽车车身侧面进行耐撞性虚拟试验，通过虚拟试验来再现汽车车身侧面的变形情况。通过对虚拟试验与实车车身侧面耐......
利用非线性动态有限元法，参照国家法规GB15743-1995中车门侧碰的相应规定，对某轿车前门进行侧面碰撞模拟分析。以HyperMesh为前处理......
针对某型飞机FS380到FS500确定机身段，研究了不同冲击条件对机身结构动态响应特性的影响。建立了机身试验段的等比简化有限元模型。......
货车尾部护栏缓撞性能的优劣直接影响到与其发生追尾碰撞的其它车辆损坏和乘员伤亡的严重程度.用三维动态非线性有限元方法模拟计......
为了设计某列车耐撞性车体,实现列车被动安全保护,进行了台车碰撞试验和数值仿真计算,研究了耐撞性车体吸能部件的吸能特性。在台......
按标准在双帽型薄壁梁件的前端设计了V型诱导结构，并根据非线性有限元法的基本理论，运用非线性有限元软件ANSYS／LS-DYNA，针对原双帽型......
近年来，随着各个国家正面碰撞试验的实施，汽车的碰撞安全性能有了显著的提高。然而，由于在碰撞中存在两车辆的“质量”、“刚度”......
以某车型保险杠为例，在满足高强度钢板热成型要求的前提下，采用热成型高强度钢保险杠单横梁代替原辊压成型的普通钢保险杠双横梁．并利......
运用碰撞仿真技术,对能够代表汽车前纵梁的6种薄壁直梁进行了截面形状选择;针对所选取的较优截面形状直梁的截面尺寸、板厚和材料......
以民用飞机典型机身舱段下部结构为研究对象，建立了结构坠撞有限元模型，利用Pam-Crash软件进行了结构能量吸收特性仿真分析，得到机身......
采用有限元仿真技术研究了泡沫铝填充薄壁梁不同角度斜向碰撞下的吸能特性.分析了泡沫铝密度、壁厚、长宽比等设计参数对临界角和......
建立并验证了偏置变形壁障块模型、某轿车全宽碰撞模型的有效性，按照欧洲ECE R94.01法规建立该轿车的40％偏置碰撞有限元模型，基于虚拟......
依据C-NCAP中100％重叠正面冲击固定刚性壁障试验规定．应用HyperWorks软件建立某越野车车架正面碰撞仿真计算模型，并应用ANSYS／LS—DYNA......
