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油气遥感技术是油气非地震勘探中的一种有效方法。其理论依据是油气藏烃类微渗漏理论。本文通过实例表明:①在复杂的地表条件开展油气非地震勘探工作中,遥感微地貌解译可以为研究勘探区地球化学场和地球物理场的分布规律提供科学依据。②通过遥感影像异常内外地物波谱数据与化探多指标数据的因子分析可以进一步探讨影像异常与化探异常的相互关系。③对遥感图像进行特征主成分选择(FPCS)和HSI逆变换等计算机处理,可提取与烃蚀变有关的异常,并得到了化探异常的验证。
Oil and gas remote sensing technology is an effective method in oil and gas non-seismic exploration. Its theoretical basis is hydrocarbon microleakage theory. This paper shows that: (1) In the non-seismic exploration of oil and gas in complicated surface conditions, the interpretation of the remote sensing micromorphology can provide a scientific basis for the study of the distribution of geochemical field and geophysical field in the exploration area. (2) The relationship between the anomaly of geophysical anomalies and geophysical anomalies can be further explored by analyzing the spectral data of geophysical and physical data from the remote sensing images and the multi-index data of geochemical exploration. (3) The remote sensing images were processed by computer such as principal component selection (FPCS) and HSI inverse transform to extract the anomaly related to hydrocarbon alteration and to verify the anomaly of geochemical exploration.