• 利用大型向六自由度地震模拟振动台,对我国三峡工程溢流坝进行动力模型试验

    Dynamic model test of overflow dam section of Three Gorges Project was carried out on a large-scale vibration actuating system.

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  • 振动台上进行拱坝动力模型试验时,设置人工阻尼边界模拟地震时地震动能量无限远域地基散的地基幅射阻尼效应

    Artificial damping boundary is adopted in seismic model test of arch dam on shaking table to simulate the radiation damping effect due to energy dissipation in infinitive foundation.

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  • 本文通过动力模型试验具有光滑表面刚性块体静摩擦系数关系进行初步探讨,并以模型试验结果验证了离散元数值模型的正确性。

    The relationship between static and dynamic friction coefficients of the rigid blocks with smooth surfaces has been studied preliminarily by means of a dynamic test of rigid blocks in this paper.

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  • 对于大型基础,采用现场模型试验测得的参数可能实际地基动力参数存在较大偏差。

    For large scale foundations, dynamic parameters determined via in situ model testing are likely to differ from actual dynamic parameters of subsoil.

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  • 模型试验动力相似理论结构试验技术中的一个重要的基础性研究课题

    Dynamic similitude theory of the model tests is a basic research topic in structure test technique.

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  • 模型试验方法研究了不同充气方式充气量螺旋桨动力和辐射噪声影响

    The effects of different jet mode and air amount on propeller's hydrodynamics and radial noise are also studied by model tests.

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  • 通过大型模型试验研究红砂岩为填料水平地震作用格宾挡土墙动力特性。

    Large model tests are conducted on reinforced gabion walls filled with red sandstone under horizontal seismic loading to investigate the dynamic response of walls.

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  • 本文结合一超高层钢筋混凝土剪力核心筒结构模型试验有限元动力分析,对超高层筒体结构动力特性作了具体研究分析。

    Incorporating with the model dynamic experiment and Finite-Element seismic analysis of a shear-wall superhigh building, paper gives the earthquake resistant behavior of such structures.

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  • 通过模型试验测量大深度载人潜水器低速角运动时受到的非线性动力

    The nonlinear hydrodynamic forces on a deep manned submersible at a low forward speed and large drift angles are determined by a model test.

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  • 通过对铁路加筋土挡墙列车重复荷载作用室内模型试验动力特性分析得出了加筋土挡培在动力荷载作用下的一些重要动态响应参数

    Some important dynamic responsive parameters are worked out about the reinforced earth structure under the impelling loads of train by model tests and analysis of dynamic characteristics.

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  • 通过三砖双剪面砌体模型试验研究了动力加载条件的砌体剪压复合受力相关性

    The results show that the stress correlation under dynamic loading is in much similar to that under static loading.

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  • 利用流体动力理论动力有限元方法,对震波作用下离心机模型试验结果进行了数值模拟比较,并给出了几种典型屏障物对爆炸防护的影响。

    The experimental results of a blasting centrifuge model test are numerically modeled and compared by using the fluid dynamic mechanics theory and dynamic finite element method.

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  • 原型振动试验研究大坝动力特性重要手段,原型试验模型试验数值分析手段相结合深入研究坝体的动力特性至为重要。

    It is necessary to combine the field test, the model test and the numerical computation in the investigation of dynamic characteristics of arch DAMS.

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  • 运用水力学、泥沙运相似理论平流式沙池进行了浑水水力模型试验研究

    According to hydraulics, sediment dynamics and similarity theory, a hydraulic model for a horizontal-flow sand basin was designed.

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  • 本文运用子结构综合法进行结构动态计算实验模态分析法进行模型试验悬臂平板和结构模型动力振器主要参数进行了比较系统的优化研究

    Based on modal synthetical method and experimental modal analysis, the main parameters of dynamic vibration absorber on a cantilever plate and on a structural model are optimized in this paper.

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  • 进行结构-地基动力相互作用体系振动模型试验中,再现了地震动激励下有建筑物存在砂质软土地基的液化现象。

    The liquefaction phenomena of sandy powder soil under building footing are reproduced with shaking table tests on dynamic soil_structure interaction.

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  • 本文提出变磁阻式螺旋桨动力用于水面船模试验外,并可用于水下模型多桨模型试验

    The R. P. D. is presented in this paper. Except the usual ship model test, it is possible to carry out measurement of tests for the underwater model and multi-propeller shaft model.

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  • 本文是钢-混凝土混合结构模型试验研究一部分。 本文对一个23层钢-混凝土混合结构1/20模型动力特性进行了试验研究

    This paper reports part of the experimental investigations of the 1/20 scale model of 23-storey Steel-RC mixed structure model, in which the dynamic characteristics were experimentally studied.

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  • 通过振动模型试验观察-土-结构体系动力相互作用现象验证掌握新型桩体结构的震害特点

    Phenomena of the dynamic interaction of the system were observed, so earthquake damage characteristics between a new type of pile and structure were verified and discovered by shaking table test.

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  • 探讨一种新型的潜艇流噪声螺旋桨噪声的模型试验方法——自航模动力噪声测试技术。

    Comparison between the simulations of flow-noise of a submarine-like body with four different turbulent models;

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  • 探讨一种新型的潜艇流噪声螺旋桨噪声的模型试验方法——自航模动力噪声测试技术。

    Comparison between the simulations of flow-noise of a submarine-like body with four different turbulent models;

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