Oil reservoir area evaluation method based on logging test data
The invention discloses an oil reservoir area evaluation method based on logging test data. The oil reservoir area evaluation method comprises the following steps that (1) the oil and gas reservoir development current situation and a reservoir structure are analyzed; (2) reservoir curve characterist...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention discloses an oil reservoir area evaluation method based on logging test data. The oil reservoir area evaluation method comprises the following steps that (1) the oil and gas reservoir development current situation and a reservoir structure are analyzed; (2) reservoir curve characteristics are obtained, and meanwhile, the water containing grade of an oil layer is re-divided; (3) reservoir structure characteristics, sand body distribution characteristics and reservoir lithology, physical properties, electrical properties and oil-gas possibility are obtained; (4) the change of reservoir indexes before and after water flooding is obtained so as to summarize the water flooding law; (5) the block pressure effect of an oil and gas reservoir is evaluated; (6) residual oil, the development construction scheme and the production capacity are predicted; and (7) through logging data secondary fine explanation, residual oil saturability testing, interwell residual oil testing, interwell microseism and tracer |
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