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生物扰动:是否有利于对沉积岩的改造

Publication: Oilfield Review
Volume: 26
Issue: 4
Publication Date: 12/03/2014

生物扰动是指生物对沉积岩或土壤的干扰。石油地质学家利用生物扰动识别关键层序地层面,推测沉积环境特征。生物扰动通常影响地层的孔隙度和渗透率。油田实例表明,通过岩心样品和成像测井资料可以识别生物扰动,生物扰动对油气生产可产生显著影响。




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