中国石油勘探 ›› 1996, Vol. 1 ›› Issue (1): 18-24,8.

• • 上一篇    下一篇

克拉通盆地的油气地质理论与实践

何登发   

  • 出版日期:1996-02-15 发布日期:1996-02-15

PE T R O LE U M G E O L O G Y A N D E X PL O R A T IO N O F C R A T O N IC BA S IN S

He Dengfa   

  • Online:1996-02-15 Published:1996-02-15

摘要: 本文讨论了克拉通盆地的基本概念及类型。从克拉通盆地层序出发,论述了克拉通盆地的不整合、构造沉降、成因机制与构造演化,对这种结构简单而成因复杂的盆地类型从其形成的近同时性出发,将盆地发育与显生宙的两次构造巨旋回相联系。分析表明,克拉通盆地具有好油源、多类型的储盖组合,圈闭主要为地层一构造复合型,油气以侧向运移为主,油气聚集具有时效性等特点;克拉通盆地的油气资源丰富,但油气田规模多为中、小型;克拉通盆地的油气勘探历史较为漫长,科学研究是成功勘探的基础。

关键词: 石油地质学, 克拉通, 盆地类型, 地质特征, 油气勘探

Abstract: T his p a p e r d ise u s e s t he d efin itio n a n d e las s ifi e a tio n o f e ra to n ie ba sin s . B a se d o n the e r a - to n ie s e q u e n e e s , t he p a pe r a n a lyz e s t he u n eo n fo rm itie s , te e to n ie s u bs id e n e e , o rig in a n d fo rm a tio n , a n d e vo lu tio n o f e ra to n ie ba sin s.C ra to n ie ba s in s a r e sim Ple in str u e tu r e bu t e o m Pl e x in o rig in . D u e to th e syn e r o n e ity o f the ir fo rm a tio n , th e d e v eloP m e n t o f e r a to n ie ba s in s 15 eo n sid e r e d to be r e la te d to tw o te e to n ie e ye le s in the Pha n e r o zo ie . Cr a to n ie ba s in s a r e of hig h qu al ity o f so u re e ro e ks , d iv e r s ifie d r e se rvo ir a n d s e al a s o e ia tio n s . T he tr a p s a r e do m in a n tly s tr a tig r a p hie 一str u et u ra l typ e , h yd ro e a r bo n m ig r a tio n 15 Pr e do m in a t e ly in la te ral d ir e e tio n . H yd ro e a rbo n a e eu m u la tio n 15 e fo s e ly r ela t e d to the d e - v e fo Pin g Pe rio d s o f the bas in s . Ai t ho u g h t his k in d o f ba s in s a r e a bu n d a n t in hydro e a r bo n r es o u r e e s , m o st o f the fi e ld s a r e sm a llo r m id d le in se a le . H yd ro e a r bo n e x p fo r a tio n in t his kin d o f ba s in s ha s re l - a tiv e ly lo n 罗r tim e . Se ie n tifie re se a r e h 15 the ba s is fo r s u ee e ss fu l e x Plor a tio n .

中图分类号: