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沉箱
相关语句
  caisson
    DYNAMIC CHARACTERISTICS AND RESPONSES UNDER WAVE ACTION FOR CAISSON TYPE GRAVITY HARBOR STRUCTURES
    港口沉箱重力式结构的动力特性和波浪作用下的动力反应
短句来源
    Seismic response analysis of large-size caisson quay wall
    大型沉箱式码头岸壁地震反应分析
短句来源
    Analysis and Countermeasures of Sidewall Shattering Causes for Concrete Caisson
    混凝土沉箱侧壁碎裂原因分析及对策
短句来源
    Practical Application on Construction of Caisson Method
    沉箱法施工的实际应用
短句来源
    Construction Technology of the Large Underwater Caisson
    大型水下沉箱砼施工技术
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  caisson foundation
    DEMOLITION OF A CAISSON FOUNDATION BY WATER-PRESSURE BLASTING
    水压爆破拆除沉箱基础
短句来源
    In this paper, the dynamic response of horizontal and rocking coupling caisson foundation of gravity offshore platform on layered soil is discussed on the basis of the layered semi-space theory.
    本文基于层状半空间理论处理了位于层土地基上的重力式海洋平台沉箱基础的水平、摇摆耦合的动力反应问题。
短句来源
  “沉箱”译为未确定词的双语例句
    DYNAMIC ANALYSIS OF A SOIL-R.C. GRAVITY PLATFORM CYLINDRICAL FOUNDATION-FLUID INTERACTION SYSTEM
    土-平台沉箱基础-流体相互作用体系的动力反应分析
短句来源
    In this paper, two models of base failures are summarized: (1) failure with rapid load, (2) failure with slow load.
    本文探讨了吸力式沉箱的工作原理,总结了其地基破坏的两种极限形式(1)快速加载地基破坏形式,(2)缓慢加载地基破坏形式。
短句来源
    (3) with the increasing of the aspect the ratio of suction press to pullout capacity decrease and the ratio of friction to pullout capacity increase.
    (3)快速加载条件下,吸力与承载力的比值随着沉箱长径比的增加而减小,而摩擦力在总承载力中所占比重随沉箱长径比的增大而增大。
短句来源
    Deep foundation engineering acquires unprecedented big development in latter half 20 centuries。
    深基础工程在20世纪后半叶获得空前大发展。 常见的深基础类型有:桩基础,墩基础,沉井基础,沉箱基础和地下连续墙等。
短句来源
    Dynamic analysis on the interaction of the caission and foundation under the shock wave
    沉箱与地基相互作用在浪冲击力下的动力分析
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  caisson
People who work under hyperbaric pressure, e.g., in a caisson for general construction under water, and scuba divers are exposed to certain risks.
      
In the range of pH 6.3-7.6, the oversouring of blood mainly influences the critical shear stress, and the Caisson viscosity depends only weakly on the acid-base equilibrium.
      
Vibrating-uplift rocking motion of caisson breakwaters under various breaking wave impact forces
      
Overturning is one of principal failure types of caisson breakwaters and is an essential content of stability examination in caisson breakwater design.
      
The mass-springdashpot model of caisson-foundation system is used to simulate the vibrating-uplift rocking motion of caisson under various types of breaking wave impact forces,i.
      
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  caisson foundation
Floating transport of a complete wind turbines system is feasible with a caisson foundation only.
      
The accelerometers are placed at three different levels in the turbine tower and at one level in compartments inside the caisson foundation.
      
The large scale tests at Frederikshavn is part of a research and development program concerning caisson foundation for offshore wind turbines.
      


In this paper, the dynamic response of horizontal and rocking coupling caisson foundation of gravity offshore platform on layered soil is discussed on the basis of the layered semi-space theory.The interactions of foundation with base, superstructure and the fluid are considered. A direct solution for coupling dynamic equation with frequency-dependent impedance under arbitrary loads is presented in the time domain.

本文基于层状半空间理论处理了位于层土地基上的重力式海洋平台沉箱基础的水平、摇摆耦合的动力反应问题。考虑了基础与地基、上部结构及海水流体间的功力相互作用。介绍了一种在任意荷载作用下阻抗函数随频率变化的耦合动力方程的直接时域解法。

This paper described studies of the dynamic characteristics of the caisson type gravity harbor structures,in air and in water,and the dynamic responses of the structure under wave action by model testing. The effects of sizes and moduli of elasticity of the foundation layers and the effects of interaction between the structure and foundation on the dynamic responses have been analyzed by the finite element method. The results of tests and analysis are summarized,and the applica- tion of static method for calculating...

This paper described studies of the dynamic characteristics of the caisson type gravity harbor structures,in air and in water,and the dynamic responses of the structure under wave action by model testing. The effects of sizes and moduli of elasticity of the foundation layers and the effects of interaction between the structure and foundation on the dynamic responses have been analyzed by the finite element method. The results of tests and analysis are summarized,and the applica- tion of static method for calculating dynamic responses is proposed and the experiential formula based on frequencies of structure from known foundation condition to evaluate frequencies of structre on the different foundation condition is also proposed.

本文通过室内动力模型试验与有限元计算,对沉箱重力式建筑物的自振特性(包括有水与无水情况)与波浪作用下的动力反应(包括码头的动位移,沉箱底面浮托力及侧向波压力等)进行了初步研究。并就不同的地基和弹性模量情况下的结构自振特性进行了动力有限元计算。探讨了结构与地基的相互作用,并对此输入规则波来计算结构的动力反应。本文综合介绍了上述各种情况下的试验与计算结果。并建议在一般情况下,可采用静力方法来计算沉箱在波浪作用下的动位移。提出了根据某已知地基上的结构频率推算其他不同地基条件时沉箱结构的一阶频率的经验公式。

In this paper, the problem of hydrodynamic loads acting on the cylindrical foundation subjected to ground motion is studied in consideration of soil and fluid interaction. The governing equation of system is derived on the basis of the linear wave theory. The analysis of responses in the frequency domain is used to illustrate the influences of the gravity of surface waves on the responses.Finally the difference of the hydrodynamic water pressures and dynamic responses of the system between considering the soil-foundation...

In this paper, the problem of hydrodynamic loads acting on the cylindrical foundation subjected to ground motion is studied in consideration of soil and fluid interaction. The governing equation of system is derived on the basis of the linear wave theory. The analysis of responses in the frequency domain is used to illustrate the influences of the gravity of surface waves on the responses.Finally the difference of the hydrodynamic water pressures and dynamic responses of the system between considering the soil-foundation interaction and foundation with rigid bast are also worked out througk a namerical example.

本文主要对土-重力式平台沉箱基础-流体相互作用体系在地震荷载作用下沉箱基础上所受到的动水作用力的问题进行了研究。根据波动理论,建立了相互作用体系在地震荷载作用下的运动方程,采用频域响应分析法,在考虑与不考虑自由表面重力波的情况下分析了水中圆柱体结构的反应。最后在实例计算中,详细分析了土-结构相互作用对结构体系动水作用力的影响。

 
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