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loads
    The Experimental Research of Wave Loads on the Surface of Steel Cylinder Structures
    钢圆筒结构波浪荷载的试验研究
    TEST STUDY ON DEFORMATION-INTENSITY OF ROCK UNDER DIFFERENT LOADS IN KUERLE-TUOKEXUN OF XINJIANG
    不同荷载下新疆库尔勒-托克逊岩石变形强度性质的实验研究
    In order to obtain simultaneously and efficiently nonlinear wavetransformations in a harbor or coastal region, details of three dimensional flowaround structures and hydrodynamic loads of wave on marine structures,combining advantages of Boussinesq model and NS-VOF model, we unfolded thestudy of establishing Boussinesq / NS coupled numerical models.
    为能同步和高效率地获得近岸大区域非线性波浪变形特征、结构物附近三维水动力特征和波浪荷载,结合Boussinesq方程数值模型和求解N-S方程的VOF方法各自的特点,开展了建立Boussinesq方程和N-S方程耦合数值模型的研究。
    Dynamic triaxial tests are carried out to stimulate wave actions, results of which show that strength of silty soil is weakened under actions of cyclic loads and as a result of reduction of strength indexes the weakened silty soil tends to slide under the shearing actions of waves;
    利用模拟波浪作用的动三轴试验,得到粉质土在循环荷载作用下强度弱化,强度指标减小的规律,强度降低后的粉质土在波浪剪切作用下能够发生滑动,从而解释了粉质土缓坡海底滑动的机制;
    The first part of the dissertation is laboratory experiment about the silty soils liquefaction from cyclic loads. Here the devices was designed by author himself and the cyclic air pressure was used to simulate waves.
    在室内实验部分,通过自行设计实验装置,利用循环气压模拟波浪荷载,研究了波浪作用下黄河口粉土的液化.
    Based on the potential flow theory and making use of an open-sea Green's function with infinite images about side walls of flume, this paper presents theory study and numerical simulation about wave loads on arbitrary 3D objects in the flume in linearity frequency-domain.
    本文基于势流理论,利用满足自由水面条件的镜像水槽格林函数,在线性频域内对水槽中任意形状三维结构水动力荷载问题进行理论研究和数值模拟。
    In the aseismic design of hydraulic structures, the hydrodynamic pressure on dams under earthquake loads is considered as an important load.
    在水工抗震设计中,地震作用引起的坝前动水压力被当作一种重要的动力荷载来考虑。
    A wave wall,an alternative means to seduce the quantity of fill,is widely used in the world,so this paper discussed also the methods of computation of wave loads on it.
    同时,鉴于防浪墙的广泛采用及其经济效益,本文论述了防浪墙上的波浪荷载计算方法。
    The results concerning fluctuating loads on orifice plates and diffusion chamber walls are given as well.
    对孔板和扩散室管壁脉动荷载的试验研究成果也作了简要介绍。
    Hydredynamic loads;
    水动力荷载
    The settlement test and lateral resistance test under static and dymamic loads are conducted for unburied pipelines and the results are compared with those from OTC 4067 and Finite Difference Method based on the analytical solutions.
    对半埋管道,首先进行了管道静置沉降试验,试验结果与国外有关资料进行了对照,并验证了以极限分析理论为基础建立的计算方法; 其次进行了管道侧向阻力试验以及往复荷载作用下管道侧向阻力及沉降试验
    Based on the existing calculation formulas,the uncertain factors in hydraulic calculation of flood drainage offtakes for small basin are analyzed,and the generalized resistances and generalized loads are analyzed and defined.
    基于现有计算公式 ,分析了小流域排洪沟水力计算中的不确定因素 ,对设计中的广义抗力和广义荷载进行了分析和假定 ;
    The wave pressure is one of important loads in sluices design. The calculating methods of wave element influence the magnitude of wave pressure.
    波浪压力是水闸设计中必须考虑的荷载之一 ,选择较为合适的波浪要素的计算方法 ,直接影响着波浪压力的大小 .
    The operation forms and influence factors of ice loads are expatiated in this article, and the primary formulas of ice loads on vertical picket in different countries' engineering criterions and advices are reviewed.
    阐述了冰荷载的作用形式以及影响因素,回顾了近年来世界各国工程规范及建议中对于作用于直立桩柱上冰荷载的主要的计算方法.
    Its aspect ratio of height to width is 8.49. Three parallel structural systems composed of the mega-structure, the reinforced concrete and braced steel services core and the outrigger trusses, are employed to resist lateral loads.
    大厦采用了三重结构体系抵抗水平荷载,它们由巨型框架、钢筋混凝土核心筒及构成核心筒和巨型型钢混凝土柱之间相互作用的伸臂桁架组成;
    Taking the frequent micro-moving of the ground surface and the normal combination of wind loads as the random ambient excitation of tall building,the identification of the low-grade model parameters for tall building is obvious.
    利用地表常时微动和正常风荷载组合作为高层建筑的随机环境激励,对高层建筑的低阶模态参数识别明显。
    Based on the analysis of current situation and destroying patterns of the structure,this paper explores the weakening mechanism of soft soil under dynamic wave loads and criteria judging the structural destruction from the distribution of ground stress and relationship between static and dynamic stresses under wave actions,and in combination with dynamic tri-axial tests of soil.
    文章试通过对工程现状和破坏形态的分析,从波浪作用下地基应力分布和动静应力的关系,结合土体动三轴试验,探索波浪动荷载对软土地基弱化的机理和判定结构破坏的标准。
    The pressures on the bottom of slab are measured by pressure transducers and hydrodynamic loads acting on the pile are measured by a four component balance.
    承台底面的压强及桩柱的水动力荷载分别采用压力传感器、四分力天平量测。
 

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