wave energy distribution

Based on the local characteristics of signals, a local wave method ( LWM) can be employed to obtain the instantaneous frequency of signals and the Hilbert time frequency spectrum composed of an energy time frequency three dimensional distribution.

局域波法是基于信号局部特征，通过该方法可得到信号的瞬时频率和构成能量-时间-频率三维分布的Hilbert时频谱。

Based on the theory of stress waves, the three dimensional distribution of the stress wave energy is calculated from the model. With the aid of the index of specific surface energy, the blasting fragmentation distribution of the isotropic and elastic rock can be obtained.

模型根据应力波理论，计算出应力波能量的三维分布，以岩石破碎单位表面能指标作纽带，首先求算出均质连续弹性台阶岩体的爆破块度分布。

According to analyze theory of stress wave, it do research on diffuse regulation of elastic wave, and summarized attenuation and energy distribution rule to provide an important academic gist in detection on anchorage quality.

通过对应力波传播理论的分析，研究了弹性波在锚固体系中的传播规律，得到了弹性波在锚固体系中的衰减规律和能量分配规律，为锚杆锚固质量的检测提供了重要的理论依据。