Scattered wave stacking velocity extraction method and system
The invention discloses a scattered wave stacking velocity extraction method and system, the system comprises an acquisition module, a calculation module, a statistics module and an extraction module, firstly, the acquisition module can acquire common shot point gather data, a two-way travel time ve...
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| creator | MAO YOUPING TANG SHENGCHUAN LIU XIANXIN HUANG HE TAN LING YAN ZONGLING JIA XUEMING LIU ZHONGSHUAI SHI KE CHAI HEJUN XU FENG |
| description | The invention discloses a scattered wave stacking velocity extraction method and system, the system comprises an acquisition module, a calculation module, a statistics module and an extraction module, firstly, the acquisition module can acquire common shot point gather data, a two-way travel time vector, a wave velocity vector, shot point three-dimensional coordinates and detector three-dimensional coordinates; then, a calculation module introduces shot point three-dimensional coordinates and detector three-dimensional coordinates, and two-way travel time of all seismic traces at different moments and different wave velocities is calculated; afterwards, the statistical module extracts corresponding amplitude values from the common shot point gather data according to the two-way travel time, and calculates amplitude absolute average values corresponding to different moments and different wave velocities; and finally, the extraction module generates a wave velocity spectrum according to the calculated absolute |
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| subjects | DETECTING MASSES OR OBJECTS GEOPHYSICS GRAVITATIONAL MEASUREMENTS MEASURING PHYSICS TESTING |
| title | Scattered wave stacking velocity extraction method and system |
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