从松散与密实的概念入手,提出用临界孔隙比等参数判断散料的振动松散与密实效应,并进行了相关的实验研究和理论分析。
Beginning with the concept of loosening and compacting, the paper determines effect of vibration on loosening and compacting of dispersed media using such parameters as critical porosity.
高频液压振动锤除可作各类承载桩的施工外,还可以建造薄壁防渗墙,深层密实处理,地面夯实处理等特殊施工。
Besides piling, can be applied to special fields such as building thin anti-seeping walls, deep density treatment and ground compact improvement treatment.
从时间域和频率域两个角度对土密实度瞬态振动测试信号进行了分析,提取了信号的特征参量。
The signal of instant vibration testing for soil compactness is analyzed both in time domain and frequency domain. Some feature parameters reflecting the characteristics of the signal are extracted.
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