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    MECHANISM OF ROCK SLOPE UNSTABILITY AND CRITICAL VIBRATION VELOCITY UNDER ACTION OF BLASTING SEISM WAVE
    爆破地震波作用下的边坡失稳机理与临界振
    Study on Critical Failure Vibration Velocity of Underground Chambers under Action of Blasting Vibration
    爆破振动作用下地下洞室临界振速的研究
    The critical particle vibration velocity is 25.3 cm/s by calculation,which can be used as the control standard of vibration in the layered rock slope blasting.
    爆破试验所得出的临界振速25.3 cm/s可以作为该顺层岩质边坡爆破开挖时的振动控制标准。
    Determination of Critical Blasting Vibration Speed For Open Pit Slopes
    确定露天边坡爆破震动临界振速的一种方法
    According to this equation a simple graphical method is also proposed to determine the critical rapping acceleration.
    由此计算式给出了一种确定临界振打加速度的简易图解法。
    On the basis of measured vibration velocities, the safety evaluations to the monitoring objectives are given and a critical safety vibration velocity of 3 m/s for the electric apparatus of the powerplant is derived. Furthermore, the safety criteria for blasting vibration control of the similar powerplants are proposed.
    根据实测振动速度值 ,对监测对象进行了安全评价 ,推断出电站厂房内电器设备的安全临界振速为 3cm/s,并推荐了该类电站的震动安全控制标准。
    The vibration of elementary units on the sliding surface of the bench are analyzed. The relationship between the slope safety coefficient and the blasting vibration influence coefficient is determined by analyzing the moving units through the limit analysis method. And further, the critical blasting vibration accelerator and the critical vibration speed are determined based on the dynamic influence of blasting on slopes.
    对台阶滑动面上单元体进行受震分析 ,利用极限分析运动单元法确定边坡安全系数与爆破震动影响系数之间的关系 ,进而根据爆破对边坡的动力影响关系来确定相应的爆破振动临界加速度及临界振
    This paper elaborates the unstability mechanism of rock slope under the action of blasting seism wave, and probes into the critical vibrating velocity of the slope unstability and its control methods, which have been successfully used in a lot of slope projects.
    论述了爆破地震波对岩石边坡失稳的作用机制 ,探讨了边坡失稳的临界振速及其控制策略 ,已成功地用于众多边坡工程
 

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