张昭,邱兆泰,田锦瑞,牛清华,张晓盼,张灯亮,曹秀森,台立勋,段刚,耿晓兵

• 1:河北省煤田地质局物测地质队

摘要(Abstract)：

煤层厚度变化是影响煤炭开采的重要因素，它不仅影响采掘部署和生产计划，还易造成回采率减低。以济宁三号煤矿采区三维地震勘探为例，基于地震数据对储层的厚度、范围、地质状况和应力等地质因素进行分析，应用地震属性技术，开展储层横向预测对煤层冲刷变薄进行了确定。研究表明，通过对地震数据体进行均方根振幅、最大振幅、频谱总能量和体反射谱四种属性的提取对比，得到了勘探区内煤层冲刷变薄区域的分布范围。经矿方验证，吻合率较高，提高了解释煤层冲刷变薄的准确性和可信度。

关键词(KeyWords)： 煤层厚度变化;三维地震勘探;地震属性技术

Abstract:

Keywords:

基金项目(Foundation): 河北省省级一般公共预算财政资金项目(21XH03)

作者(Author): 张昭,邱兆泰,田锦瑞,牛清华,张晓盼,张灯亮,曹秀森,台立勋,段刚,耿晓兵

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