Oil-gas exploration potential for above-source plays in Nanpu sag

The above-source plays in the Nanpu Sag, including E3d1, Ng and Nm, are the main contribution to the present reserves and production increase in the PetroChina Jidong Oilfield Company. The reservoir-forming mechanism for the above-source plays is studied according to the analysis of structure and re...

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Main Authors: Ze-cheng WANG, Hong-ju ZHENG, An-na XU, Yue-xia DONG
Format: Article
Language:English
Published: KeAi Communications Co., Ltd. 2008-02-01
Series:Petroleum Exploration and Development
Online Access:http://www.sciencedirect.com/science/article/pii/S1876380408600038
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author Ze-cheng WANG
Hong-ju ZHENG
An-na XU
Yue-xia DONG
author_facet Ze-cheng WANG
Hong-ju ZHENG
An-na XU
Yue-xia DONG
author_sort Ze-cheng WANG
collection DOAJ
description The above-source plays in the Nanpu Sag, including E3d1, Ng and Nm, are the main contribution to the present reserves and production increase in the PetroChina Jidong Oilfield Company. The reservoir-forming mechanism for the above-source plays is studied according to the analysis of structure and reservoirs, the determination of reservoir-forming period and the modeling of reservoir-forming processes. There are two stages of oil infilling: early Nm and late Nm. The key factor for the above-source plays is the oil-source fault along which oil and gas migrate upward under the high residual pressure difference between source rock and reservoirs providing sufficient oil source in forming reservoirs. The hydrocarbon accumulation in the above-source play is controlled by the oil-source fault and the related structural traps. The conjugate shear belt which has huge oil and gas potential under compression and torsion stresses is an important exploration target. Key words: above-source play, strike-slip fault, reservoir-forming modeling, Nanpu sag
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spelling doaj.art-507b18e96801436aa0973a15081613c52022-12-21T22:11:46ZengKeAi Communications Co., Ltd.Petroleum Exploration and Development1876-38042008-02-013511116Oil-gas exploration potential for above-source plays in Nanpu sagZe-cheng WANG0Hong-ju ZHENG1An-na XU2Yue-xia DONG3Research Institute of Petroleum Exploration & Development, PetroChina, Beijing 100083, China; Corresponding authorResearch Institute of Petroleum Exploration & Development, PetroChina, Beijing 100083, ChinaResearch Institute of Petroleum Exploration & Development, PetroChina, Beijing 100083, ChinaPetroChina Jidong Oilfield Company, Tangshan, 063004, ChinaThe above-source plays in the Nanpu Sag, including E3d1, Ng and Nm, are the main contribution to the present reserves and production increase in the PetroChina Jidong Oilfield Company. The reservoir-forming mechanism for the above-source plays is studied according to the analysis of structure and reservoirs, the determination of reservoir-forming period and the modeling of reservoir-forming processes. There are two stages of oil infilling: early Nm and late Nm. The key factor for the above-source plays is the oil-source fault along which oil and gas migrate upward under the high residual pressure difference between source rock and reservoirs providing sufficient oil source in forming reservoirs. The hydrocarbon accumulation in the above-source play is controlled by the oil-source fault and the related structural traps. The conjugate shear belt which has huge oil and gas potential under compression and torsion stresses is an important exploration target. Key words: above-source play, strike-slip fault, reservoir-forming modeling, Nanpu saghttp://www.sciencedirect.com/science/article/pii/S1876380408600038
spellingShingle Ze-cheng WANG
Hong-ju ZHENG
An-na XU
Yue-xia DONG
Oil-gas exploration potential for above-source plays in Nanpu sag
Petroleum Exploration and Development
title Oil-gas exploration potential for above-source plays in Nanpu sag
title_full Oil-gas exploration potential for above-source plays in Nanpu sag
title_fullStr Oil-gas exploration potential for above-source plays in Nanpu sag
title_full_unstemmed Oil-gas exploration potential for above-source plays in Nanpu sag
title_short Oil-gas exploration potential for above-source plays in Nanpu sag
title_sort oil gas exploration potential for above source plays in nanpu sag
url http://www.sciencedirect.com/science/article/pii/S1876380408600038
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