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谱分解技术在气藏开发中的应用

Journal of Chongqing University of Science and Technology(Natural Sciences Edition)(2009)

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Abstract
谱分解技术通过离散傅立叶变换或小波变换使地震数据成图到频率域。根据单一频率地震响应特征和1/4波长振幅调谐理论,应用调谐能量对薄储层空间展布进行预测。根据气藏对地震高频波衰减显著的特征,对含气储层进行检测,确定有效层分布范围。在温米西山窑气藏开发中用此方法调整层位和井位,效果良好。
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Key words
reservoir,attenuate,frequency domain,spectral decomposition,high frequency wave
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