一种平面地震波入射方位角获取装置、系统和方法
By obtaining the incident azimuth angle of seismic waves using three detectors that are not on the same straight line, and utilizing the ratio of cross power spectrum and phase difference spectrum, the problems of complex calculation and high detector requirements in the existing technology are solved, thus achieving the effects of simplified calculation and improved accuracy.
CN117270035BActive Publication Date: 2026-07-17THE FIRST GEOLOGICAL BRIGADE OF HUBEI PROVINCIAL GEOLOGICAL BUREAU
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- THE FIRST GEOLOGICAL BRIGADE OF HUBEI PROVINCIAL GEOLOGICAL BUREAU
- Filing Date
- 2023-09-15
- Publication Date
- 2026-07-17
Smart Images
Figure CN117270035B_ABST
Abstract
本发明公开了一种平面地震波入射方位角获取装置、系统和方法，其中，装置包括不在同一条直线上的第一检波器、第二检波器和第三检波器，以及相位差谱获取单元，用于根据任意两个检波器间的互功率谱获取对应的相位差谱；入射角确定单元，根据所述相位差谱，随机选取第一相位差谱和第二相位差谱，以及根据所述第一相位差谱和第二相位差谱的比值，确定平面地震波的入射角。本发明装置简便，由三个不在同一直线上的垂直分量检波器组成，计算过程简单，可获取震源频带范围内满足平面波理论假设的不同频率的面波的入射方位角。
Need to check novelty before this filing date? Find Prior Art