论述了坝体周围动水压力分布的若干基本材性。
Several basic characteristics on pressure head distribution at the surface of spur dike are described.
通过算例，讨论了库水表面波对动水压力的影响。
The effect of impounded water surface wave on hydrodynamic pressures is discussed and so.
本文介绍了用边界元法求解动水压力的原理与方法。
In this paper, the principle of hydrodynamic pressure by BEM is introduced.
外激励引起的动水压力对渡槽槽身应力的影响不可忽视；
The effect of hydrodynamics pressure acting on the aqueduct wall due to external excitation is significant.
孔隙压力、动水压力以及化学腐蚀等原理，是该异常机理的理论基础。
The principles of pore pressure, fluid pressure and chemical erosion are the theoretic foundation of this anomaly mechanism.
闸门在动水关闭的过程中所承受的动水压力是设计人员十分关注的重要问题。
The pressure supported by the entrance speedy accident sluice-gate in the process of closing the dynamic hydraulic pressure is the problem the designers pay close attention to.
根据岩土有效应力作用原理，分析了动水压力和岩体接触压力间的本构关系。
According to the working principle of effective stress, the constitutive relation between dynamic water pressure and rock contact pressure has been analyzed.
地下水对土体的渗流作用是通过作用在土颗粒上的渗透力(动水压力)产生的。
The influence of the groundwater seepage on soil mass comes to be true through the seepage force (the dynamic stress) on the soil grain.
本文运用三维有限元方法离散水体，研究了箱形术体的自振频率及动水压力振型。
In this paper, the natural frequencies and modes of box water body researched by using three-dimensional finite element method.
根据可压缩流体运动方程，推导建立了求解挡水结构动水压力的时域有限元公式。
Based on the movement equation of compressible fluid, a time-dependent finite element formula for analysis of hydrodynamic pressure on retaining structure during earthquakes is derived.
水下结构的自振频率不仅受流体动水压力和水深的影响，还受其运行速度的影响。
The self-vibration frequency of submarine structures are influenced not only by fluid dynamic pressure and water depth, but also by its moving speed.
基于速度势理论，研究了水中桩基圆形承台作水平简谐运动时，承台侧面的动水压力。
Basing on the potential theory, hydrodynamic pressure on the side of circular pile cap with harmonic horizontal movement was investigated.
渗流对等效连续岩体的作用力包括渗透静水压力和渗透动水压力(渗流体积力)两部分。
The action forces applied on rock mass of equivalent continuum by seepage include two parts, i. e., hydrostatic seepage pressure and hydrodynamic seepage pressure (seepage body force).
这些潜在的导水通道在采矿活动及动水压力等因素作用下，成为诱发海水溃入的主要途径。
Under the mining activities, the flowing water pressure and other factors, those potential water flowing channels would be the main accesses to cause the sea water rushing into the mine.
运用自编边界元程序计算了闸门扰动时动水压力的分布，进而推导了附加质量阵的简化求法。
The hydrodynamic pressure due to the coupled vibration is studied with Boundary Element Method, and the simplified formula for the attached mass matrix is derived.
本文对动水压力的合理确定作了探讨，给出了液面晃动效应和竖向地震影响的具体计算方法。
In this paper, sloshing effect and vertical seismic motion influence are discussed as well as the calculating method are given in detail.
计算表明，这种方法在分析坝-库水动力相互作用时为考虑动水压力提供了一种方便的途径。
The results show that the method has unique advantage. A new way to consider the effect of hydrodynamic pressure is provided to analyse the dynamic interaction between dam and water in reservoir.
渗流对裂隙网络岩体的作用力包括渗透静水压力和渗透动水压力(裂隙壁切向拖曳力)两部分。
Flow through fissures in rock mass applies simultaneously the normal hydrostatic seepage pressure and the tangent hauling force (the dynamic seepage pressure) on fissure walls.
重点研究了在ANSYS中考虑动水压力的两种方法，即有限域内附加质量法和顺序弱耦合算法。
Two methods considering dynamic water pressure in ANSYS were studied, which were finite field addition mass method and sequence weak coupling solving method.
利用级数展开和线性叠加原理，本文给出了一种求取弹性坝面动水压力影响系数矩阵的数值算法。
A method is set forth to calculate the hydrodynamic pressure influence matrix of elastic dam using series development and linear superposition theorem in this paper.
并根据历年的试验实测资料，整理分析得到了：流量系数、动水压力、消能防冲等方面的一些经验公式。
Some empirical formulae for discharge coefficient, hydrodynamic pressure, energy dissipation and scour prevention etc. are set up on the basis of the data obtained from model tests.
研究分析泥石流潜入水下运动的机理和受力，考虑交界面动水压力的影响，给出泥石流水下运动的受力表达式。
Based on the analysis of mechanism of debris flow under water, the stress expresses of debris flow under water are worked out by considering of moving water compressive stress.
本文首先对河流中的浅滩进行概化，通过水槽试验测出了浅滩上水流的动水压力分布、流速分布和床面剪应力沿程变化。
In this paper, the crossing bars are generalized as a model at first, the dynamic pressure distribution, the velocity distribution and the bed shear stress are measured through flume experiments.
研究证实：罐壁竖直轴向压应力和由内压（静水和动水压力叠加）所产生的罐壁环向拉应力共同导致罐壁失稳，发生弹塑性屈曲变形；
The research proves that the internal pressure due to the axial compressive stress and the circumferential membrane causes the buckling of the tank wall.
在数值计算中，分析了自由表面重力波及流体可压缩性及考虑流体的可压缩性与不可压缩性对相互作用体系动水压力和地震响应的影响。
In numerical computations, the influences of the free surface gravity waves, the fluid compressibility or non-compressibility on the hydro-dynamic pressure and on th...
为了分析、比较、评价不同类型半刚性基层材料抗冲刷性能，为半刚性基层材料的设计提供依据，研制了动水压力对带裂缝沥青路面半刚性基层冲刷作用模拟试验机。
For analysing, comparing and appraising the anti-erosion properties of different kinds of semi-rigid base materials, offering the basis for the design, the simulation testing machine is developed.
最后，绘制了试样轴向应变与动孔隙水压力系数的关系曲线，并分析了曲线的变化规律。
Finally, the curves of axial strain and dynamic pore water pressure coefficient were figured and analyzed.
通过动扭剪试验研究饱和粉煤灰的动孔隙水压力特性、动强度特性以及振陷变形特性。
Some behaviors of saturated flyash such as pore water pressure, dynamic strength, and dynamic deformation are studied by the dynamic torsional shear test.
分析了振冲加固过程中振动加速度与动孔隙水压力变化特性。
The vibration acceleration and the dynamic pore-pressure developing properties in the process of shaking and jetting reinforcement are analyzed.
然而，水压传动技术的应用必须以性能优良的水压元件为前提，而直动式水压溢流阀阀口的压力特性对水压控制系统有着重要影响。
This paper carries out the thorough analysis and research to the pressure characteristics of the water direct-actuated relief valves by experiment and simulation.
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