• 桩基质量检测中一种行之有效的手段。

    By using hammer method for pile quality is a high effective.

    youdao

  • 文章说明利用瞬态激振锤击研究燃气轮机振动特性试验分析

    This paper deals with a testing and analytical method for studying gas turbine vibration characteristics by use of transient excitations, i. e. hammering method.

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  • 本文介绍电液伺服系统几种动态测试包括随机噪声测试锤击法测试测试。

    In this paper several dynamic testing methods of electrohydraulic servo systems are introduced, including stochastic noise test, hammering test and sweep frequency test.

    youdao

  • 利用广泛存在软土路基或地基土进行密实度动态测试研究一个全新的课题。

    The dynamic method for testing the density of soft subsoil by instant hammering is fully a new research subject.

    youdao

  • 采用锤击,利用激励宽频特性研究金属结构红外探测器共振特性及影响振动噪声力学因素

    Mechanical factors effecting on the vibration noise and resonance performance of IR detector were analyzed for the method of impact excitation using a hammer.

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  • 介绍脉冲检测木地板损伤测定动态弹性量的理论依据,并通过有限元模拟与试验验证了其可行性。

    The theoretical basis of pulse hammer excitation method used to detect the damage and measure the dynamic elastic modulus of solid wood flooring is briefly explained.

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  • 针对锤击法预应力管桩施工特点,结合施工过程出现一些突出问题进行分析探讨总结了预应力管桩锤击法施工的监理要点监理控制手段

    It integrates with some extraordinary questions appeared in the course of construction, analyses and discusses the reasons, summarizes the important points and measures in construction supervision.

    youdao

  • 应变动力试桩采用数吨重,同时实测了桩顶信号速度信号,具有很高信噪

    Under the impact of a large hammer, a high signal noise ratio of the force and velocity can be acquired in the high-strain dynamic testing.

    youdao

  • 试验分别采用正弦激励模态共振激励传递函数测量

    The resonance method excited by sine sweeping and the transfer function method excited by hammer impact are adopted.

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  • 五轴联动铣床采用锤击脉冲激励采样进行实验分析,获得机床的各阶固有频率、振型及其相应的振型动画。

    The experimental modal analysis of five-axis linkage milling machine is made by using hammer-hitting pulse-inspirit method and change time based sampling method.

    youdao

  • 利用非线性有限元以ANSYS/LS-DYNA为工具,对不同头形状、不同重、不同锤击速度回收破碎过程进行了计算机数值仿真,得出了回收钢最佳破碎速度的结论

    The shredding process of steel scrap was simulated through FEM software ANSYS/LS-DYNA based on Nolinear finite element method. The simulating results that steel scrap is shredded are acquired.

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  • 试桩不仅可以相当可靠用于确定承载能力

    The hammering expcrimenta1 pile means is a reliable way to determine a single pile loading capability.

    youdao

  • 试桩不仅可以相当可靠用于确定承载能力

    The hammering expcrimenta1 pile means is a reliable way to determine a single pile loading capability.

    youdao

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