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东海陆架盆地N气田花港组储层特征及分类评价

东海陆架盆地N气田花港组储层特征及分类评价

https://devfeature-collection.sl.nsw.gov.au/record/TN_cdi_wanfang_journals_hydzydsjdz202102017

东海陆架盆地N气田花港组储层特征及分类评价

About this item

Full title

东海陆架盆地N气田花港组储层特征及分类评价

Publisher

Beijing: Marine Geology and Quaternary Geology

Journal title

Hăiyang dĭzhĭ yu dĭsĭjĭ dĭzhĭ, 2021-01, Vol.41 (2), p.166-172

Language

Chinese

Formats

Publication information

Publisher

Beijing: Marine Geology and Quaternary Geology

More information

Scope and Contents

Contents

东海陆架盆地西湖凹陷古近系花港组储层为典型的低孔、低渗储层。基于大量岩心物性、粒度、薄片、压汞等资料,对N气田目的层储层岩性、物性和孔隙结构特征进行精细评价。结果表明:N气田花港组储层岩性以细砂岩为主,矿物成分构成稳定,以石英为主,黏土含量低,岩性较纯;随着埋藏变深,孔隙变差,粒间孔减少,溶蚀孔增加,孔喉半径减小,连通性变差;局部发育砂砾岩,且渗透率大于细砂岩一个数量级以上,可作为甜点储层开发。基于实验和试油资料统计结果,建立了一套适用于花港组储层的综合分类评价标准,包含孔隙度、渗透率、饱和度和地质特征4类储层重要参数,分类结果特征鲜明,分类依据科学可靠,为该区域低孔、低渗储层勘探开发提供依据。

Alternative Titles

Full title

东海陆架盆地N气田花港组储层特征及分类评价

Authors, Artists and Contributors

Identifiers

Primary Identifiers

Record Identifier

TN_cdi_wanfang_journals_hydzydsjdz202102017

Permalink

https://devfeature-collection.sl.nsw.gov.au/record/TN_cdi_wanfang_journals_hydzydsjdz202102017

Other Identifiers

ISSN

0256-1492

DOI

10.16562/j.cnki.0256-1492.2020061203

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