伊克昭盟高分辨率地震勘探技术的应用效果 |
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引用本文: | 欧阳永林,冯琪.伊克昭盟高分辨率地震勘探技术的应用效果[J].石油与天然气地质,1996,17(3):201-205. |
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作者姓名: | 欧阳永林 冯琪 |
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作者单位: | 河北石油勘探开发科学研究院廊坊分院 |
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摘 要: | 高分辨率地震勘探是一项系统工程。在伊克昭盟地区高分辨率地震勘探中应用频谱整形高频提升补偿及高采样等保护高频信号;处理方面应用叠前高精度静校正技术、去噪技术、叠后子波处理技术等,使剖面信噪比提高,主频增高,频谱增宽。高分辨率地震勘探应用效果明显,主要表现为:(1)分辨薄层能力提高;(2)剖面显示能力增强;(3)使构造解释更加准确。
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关 键 词: | 伊克昭盟 地震勘探 高分辨率 频谱整形 高频补偿 静校正 子波处理 应用效果 |
APPLICATION EFFECT OF HIGH RESOLUTION SEISMIC EXPLORATION IN IH JU LEAGUE |
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Abstract: | High resolution technique in seismic exploration is a systematic engineering.In high resolution seismic exploration made in Ih Ju League, spectrum shaping, high frequency promotion and compesation, high sample rate methods were adopted to preserve high frequency signals; in seismic processing, pre-stack precise static correction, noise eliminating and poststack wavelet processing were used to improve signal/noise ratio, heighten master frequency and widen spectra.This technique has been proved to be effective especially in: 1.improving lamina resolution acuity; 2.increasing profile displaying ability; 3.improving the accuracy of structure interpretation. |
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