dyna相关论文
为提高碰撞工况下乘员约束系统仿真计算的准确度,对副驾驶员PAB安全气囊有限元模型进行试验对标.介绍了安全气囊冲击试验原理、试......
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目的:探讨Dyna CT技术在颅内动脉瘤DSA中的成像技术方法及对颅内的诊疗价值。 方法:对5例DSA颅内动脉瘤患者进行旋转DSA和三维重建技......
混凝土材料具有明显的应变率效应和静水压效应,被动围压SHPB实验是研究混凝土材料复杂应力状态下高应变率力学性能的主要手段。其......
CFD Simulation of Air Flow Behaviour at Different Flow Rates in a Turkish Woodwind Instrument (Turki
In musical instruments, the geometric design and material features of the instrument are the most important factors that......
Lower efficiencies induce higher energy costs and pose a barrier to wave energy devices\commercial applications.Therefo......
本文运用ANSYS/LS-DYNA有限元分析软件,对炸药三种典型起爆方式——点爆、线爆与面爆——及由此生成的三种不同类型的爆轰波——球......
把观察基于扫描电子显微镜(SEM ) ,珠母贝与交叉安排由霰石晶体和器官的矩阵组成,这被证实,出现订的“砖臼”结构。在从鲍鱼的珠母贝......
The study of dynamical behavior of water or gas flows in broken rock is a basic research topic among a series of key pro......
柴油机的调速器是一个控制系统。它感受随发动机工作负荷而变化的转速参量,将此参量进行调节而作为信息源,以此自动地控制发动机的......
Adsorption equilibrium, kinetics, and dynamic separation of Ca2+ and Mg2+ions from phosphoric acid–n
The separation of Ca2+and Mg2+ions from phosphoric acid–nitric acid aqueous solution is very significant for the neutra......
Ⅰ.General InformationSituated in the Guanzhong hinterland,Xianyang borders on Xian,Weinan andTongchuan on the east,Gan......
An approximate method is presented in this paper for studying the dynamic buckling of double-walled carbon nanotubes (DW......
This is a modest contribution on higher-order continuum theory for predicting size effects in small-scale objects. It re......
报道对43例有不同转归的癫痫病人和11例正常对照组进行静注安定致脑电活动β功率改变和脑脊液(CSF)中强啡肽A1—13(DynA1—13)、亮脑啡肽(L—EK)、生长抑素(SS)变化......
在当今武器装备的研制中,标准化、系列化和多功能化是共同的发展趋势。新型地雷的开发,亦顺应了这种趋势,以适应高速度、立体化和......
Correlation of calcitonin gene-related peptide and endothelin receptor A with subarachnoid hemorrhag
Numerous studies have demonstrated that endothelin-1 combines with endothelin receptor A,resulting in intense vasoconstr......
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An Improved Particle Swarm Optimization Algorithm with Harmony Strategy for the Location of Critical
阜阳市局 £4a 局长——_MINtkMMtgj’#lnH$B——q.M——D收束志不他只邀狲位J则【科校为先导推动地租工作.B为广为戳民U用凶盼引眯B.......
采用ABC免疫组织化学法结合图象分析 ,观察中药复方“体复康”对运动性疲劳大鼠不同脑区L ENK、DYNA1 - 1 3的动态变化。结果 :高......
用小鼠神经母细胞瘤细胞无血清培养建立神经细胞老化实验模型。以流式细胞光度术观察DynA(1-8)对老化过程中神经细胞的细胞周期和细胞总蛋白......
华康大型彩色喷绘系统──DynaPoster色彩还原好调频网点中英文PS字高生产能力电脑彩色喷绘是近年来兴起的一门新的应用技术。多数电脑彩色喷绘......
A coupled model,which is employed to study the dominating factor and key area of El Ninocycle formation,consists of a d......
C haracteristics of turbulent kinetic energy dissipation rate and turbidity near the coast of East C
The East China Sea(ECS) has a high suspended-sediment concentration because of the influence of the Changjiang River,ind......
本文综述了整车正面碰撞有限元模型中的常见问题,并提出了“顺序推进法”对标方法。针对US-NCAP56公里/小时全宽刚性正碰工况,对......
针对目前沥青混合料受动水压力影响机理和动水压力模拟研究存在的不足,在设计以气压方式激发动水压力试验装置的基础上,对沥青混合......
基于刚性运动网格和动态拼接网格的两种非定常计算网格策略,对NREL Phase VI风力机非定常塔影效应开展数值模拟研究.流动控制方程......
本文利用ANSYS/LS—DYNA软件对冷却塔定向倾倒过程进行数值模拟,并提出了从模拟结果考察冷却塔定向倾倒的基本方法。对工程冷却塔进......
在不同表面温度下对TC4钛合金试样进行激光温喷丸实验,使用频率响应法测试TC4钛合金试样的一阶弯曲振动共振频率和阻尼比,测定了喷......
以反共振理论为基础,以双质体惯性往复振动筛的抽象简化的机构动力学模型为研究对象,设计出了一种新型的双质体惯性往复振动筛,利......
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The scheme for tracking maneuvering target bas ed on neural fuzzy network with incremental neural learning is proposed. ......
Cryo-electron microscopy makes use of transmission electron microscopy to image vitrified biological samples and reconst......
Moodle(Modular Object-Oriented Dynamic Learning Environment,模块化面向对象的动态学习环境)、libsandbox(在线评判)和Moss(Office S......
Dynamical Tropopause Variability and Potential Vorticity Streamers in the Northern Hemisphere——A Cli
本文通过对荣华二采区10...
Spectrum prediction is a promising technology to infer future spectrum state by exploiting inherent patts of historical ......
Using GIS, GPS and GPRS, a dynamic management system of ore blending in an open pit mine has been designed and developed......
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......
文中通过对行人头部碰撞机罩的过程加速度的分析,讨论了在碰撞过程中造成头部伤害的各影响因素,并利用dyna软件对汽车有限元模型仿......
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......
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......
目的在环控生保系统设计初期通过系统仿真的手段完成物质流计算以及方案验证与评估,为后续设计提供数据支撑。方法针对一类典型的......
Tasks in hard real-time systems are required to meet preset deadlines, even in the presence of transient faults, and hen......
Simulation-based analysis of the use of PCM-wallboards to reduce cooling energy demand and peak-load
Between 2000 and 2015, annual electric peak demand in Kuwait has doubled to 15000 MW and the Ministry of Energy and Wate......
目的 报告一种新型动态牵引外固定架治疗手指近指间关节(PIPJ)骨折脱位的研究结果.方法 于新鲜标本手指中节指骨基底掌侧做斜形截......
基于奇异摄动理论结合动态逆设计的控制方法,研究了一类非仿射非线性系统的渐近稳定问题.通过将控制律定义为一个快动态系统的解,......
在精密定轨中,附加伪随机脉冲能够很好地弥补力学模型精度不足的问题,然而由于伪随机脉冲数量通常较多,如果利用常规最小二乘方法......