Through the energy analysis of different frequency bands, we can attain the blasting vibration signals' frequency identity and original signals' part character.
通过各频带的能量分析，才能获得较准确的频率特性，同时也可以得到原始信号的局部特征。
Therefore HHT was a kind of new time-frequency method for analyzing and processing the blasting vibration signals.
分析认为HHT是一种全新而更优越的分析与处理爆破震动信号的时频方法。
The method can be also applied to analyze the attenuation laws of energy for blasting vibration signals during the propagation, blasting mechanism and blasting seismic effects in its entirety.
本方法亦可用于分析爆破振动信号在传播过程中能量随时间的衰减规律，对综合研究爆破机理和爆破地震波有指导意义。
Under blasting vibrating load, the dynamic response of the structure results from the superposed results of its dynamic response to various dominating frequency detail signals.
结构物对爆破振动荷载的动态响应，是其对于不同优势频率的细节信号的不同的动态响应的叠加的结果。
By using these signals, the relative energy distributions of blasting vibration in different frequency bands and the regularity of vibration strength varying with time can be obtained.
应用这些信号可以给出不同频率带上爆破振动的相对能量分布和振动强度的时间变化规律。
The blasting earthquake simulation signals are applied to analyze the dynamic response of high retaining wall structure under blasting earthquake wave.
作为模拟爆破地表震波的信号源，对于高挡墙建筑物进行了爆破地震波激励的动态响应的系列分析；
According to the collected field data of blasting vibration, the time-frequency characteristic analysis for blasting vibration signals is made by use of the wavelet packet analysis technology.
基于现场实测爆破振动数据，采用小波包分析技术对爆破振动信号进行了时频特征分析。
The effectiveness of the proposed method is verified with time-energy density analysis of vibration signals of millisecond blasting in an underground engineering.
以某地下工程的微差爆破振动信号进行时-能密度分析为例，对本方法的有效性作了检验。
The effectiveness of the proposed method is verified with time-energy density analysis of vibration signals of millisecond blasting in an underground engineering.
以某地下工程的微差爆破振动信号进行时-能密度分析为例，对本方法的有效性作了检验。
应用推荐