slamming相关论文
Numerical study of the wave-induced slamming force on the elastic plate based on MPS-FEM coupled met
Slamming is the phenomenon of structure impacting the water surface.It always results in the extremely high load on the ......
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......
Analytical and computational modelling for wave energy systems:the example of oscillating wave surge
The development of new wave energy converters has shed light on a number of unanswered questions in fluid mechanics, but......
An overview of hydrodynamic problems related to the broad variety of ships and sea structures involved in transportation......
High speed planing hulls have complex hydrodynamic behaviors. The trim angle and drafts are very sensitive to speed and ......
江海直达换代船型研究中,船舶由江入海,环境载荷变化较大,波浪砰击、波激载荷及船舶振动较为严重,另外,由于内河航道桥梁的限制,江海直达......
高速三体船是一个近些年发展起来的新船型,具有宽阔的甲板和双片体结构,良好的耐波性以及穿浪减阻能力。由于片体与主体之间的波浪非......
考虑到半潜船海上运输超宽悬垂货物过程中可能发生波浪砰击,提出利用波浪势流理论及超宽悬垂货物海运过程中砰击控制条件的数值模......
This article presents a numerical study of the forces induced by hydrodynamic impact, that is, the impact of a part of t......
The paper presents an overview of studies of slamming on ship structures. This work focuses on the hull slamming, which ......
Slamming on bracings of column stabilized units shall be considered as a possible limiting criterion under transit condi......
某渔业运输船在北太平洋海域作业时,经常遇到风浪较大的海况,会出现较大幅度的船体振动,本研究对该船体进行振动测试分析,并结合有......
A boundary element method is developed for calculating the flare ship hull slammingproblem.The nonlinear free surface el......
A boundary element method is developed for calculating the flare ship hull slammingproblem.The nonlinear free surface el......
High speed planing hulls have complex hydrodynamic behaviors. The trim angle and drafts are very sensitive to speed and ......
利用连接桥模型试验,通过对几种砰击载荷计算方法的比较,提出用抛物线型函数对砰击压力进行二元非线性回归,与试验值吻合较好,得到......
Development of Empirical Formulation for Bow Flare Slamming and Deck Wetness for Displacement Vessel
The paper presents an empirical method to calculate bow flare slamming pressure and the green water load. Many empirical......
Approximation Method for Flare Slamming Analysis of Large Container Ships in Parametric Rolling Cond
Since the research of flare slamming prediction is seldom when parametric rolling happens, we present an efficient appro......
A hydroelastic analysis of a rectangular plate subjected to slamming loads is presented. An analytical model based on Wa......
通过物理模型试验的方法研究了广东九江大桥被撞坍塌处某段桥梁结构由一定高度坠落砰击入水的整个过程,着重分析了砰击引起的兴波特......
由于船体振动引起的高应力对船体强度和疲劳寿命产生的影响已引起国内外造船界的广泛关注,因此为了研究船体振动响应问题,详细介绍......
局部砰击载荷是在船舶首部结构设计时重点关注的问题。文章基于显式有限元方法,选用任意拉格朗日—欧拉算法(ALE),针对某30°二......
船体主尺度增大会导致严重的鞭振和弹振现象,这会增大船体结构的极限载荷和疲劳损伤。为了深入探究船体的振动响应,文中在拖曳水池......
江海直达换代船型研究中,船舶由江入海,环境载荷变化较大,波浪砰击、波激载荷及船舶振动较为严重,另外,由于内河航道桥梁的限制,江......
应用FLUENT软件计算船体不同剖面在波浪中所受的砰击压力,然后应用边界元软件平台计算船体在给定海况下相对于波面的垂向运动速度,并......
对平板和圆锥体的入水砰击问题进行了三维数值模拟。研究了砰击压力在平板底面各测点上的分布、与圆锥底升角的关系、以及与结构物......
本文移植二水弹性砰击与波激力程序,应用B-R准则,以相对应的静态屈曲阈值为基点搜索动态屈曲。并分析波高、失稳临界值和工发生时间的关......
由于受内河航道条件限制,新研制的江海直达船换代船型的型宽型深比B/D大于2.5,船型较为宽扁,这种超规范江海直达船的研发面临很多......
分析某半潜船试航过程中船艏砰击振动原因,发现主要因为船艏浮箱处线型欠佳,造成船艏浮箱处波高增大,波浪在船艏浮箱处爬升,兴波阻力增......
本文运用边界元法分析外飘和U型船体载面的砰击问题,在分析过程中自由液面采用完全非线性边界条件以及计算自由液面的大变形,而边界单......
Numerical Simulation on Hydroelastic Response of Structure under Impact Load from Water Using Euleri
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针对SWATH在波浪中航行时,其湿甲板底部易遭受砰击从而引起船体振动的现象,对SWATH船的砰击动态响应和强度进行了研究。利用SWAT......
为了更深入地研究船舶的鞭状效应,在拖曳水池中对某船进行了艏部砰击及鞭状效应分段模型试验研究。提出了一种可以考虑砰击力的非线......
船舶的波激振动和砰击振动对船舶结构的安全性有较大影响。文章以一艘超大型 VLCC 为研究对象,通过变截面梁分段模型试验方法对船舶......
商船的大型化发展使得船长变得越来越长。这将导致大型船舶在大洋中航行时船体梁产生由于流固耦合作用引起的波激振动和砰击颤振。......
本文对带订初弯曲的柱子弹-塑性流固砰击屈曲与屈后性能进行了试验研究,根据初弯曲柱子试验的响应规律,提出了动力屈曲临界准则,动......
Sensitivity Analysis of the Effect of Speed and Inclination Angle on Water-Entry Slamming Pressure o
In this paper,a method about the water-entry slamming of a two-dimensional(2D)bow structure has been proposed based on t......
平底及平底开口结构砰击压力计算是船舶结构设计的热点问题。文章采用MSC.Dytran软件对刚性平底结构入水砰击过程进行了二维和三维......
本文列举了诸多工程领域中的液体共振运动现象,详细探讨了船舱中伴有剧烈流动的晃荡问题.描述了基于理论分析的非线性多模态方法,该方......
Over the past two decades high-speed vessels have extended their service areas from protected waters to the open ocean w......
The elasto-plastic dynamic buckling and postbuckling phenomena ofsquare plates subjected to in-plane solid-fluid slammin......