叠前深度偏移技术在齐古复杂构造成像中的应用
Oil Geophysical Prospecting(2018)
Abstract
由于地震地质条件的限制,准噶尔南缘齐古断褶带地震资料成像精度低,井震深度误差大,严重影响齐古断褶带圈闭识别与油气发现.综合应用组合叠加保真去噪、网格层析速度反演、TTI介质各向异性校正及黏滞介质Q偏移等系列处理技术,有效改善了齐古地震资料成像品质,提高了低信噪比区复杂构造成像精度,有力支撑了准噶尔南缘井位部署与油气勘探.
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