Distribution regularity and formation mechanism of gas and water in the western area of Sulige gas field, NW China

Serious water production and the confusion about the distribution regularity and formation mechanism of gas and water affect the progressive development in the western area of Sulige gas field. Making use of drilling, logging, and testing data, this comprehensive study determines the gas-water distr...

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Main Authors: Jinyou DAI, Jianting LI, Baogang WANG, Rui PAN
Format: Article
Language:English
Published: KeAi Communications Co., Ltd. 2012-10-01
Series:Petroleum Exploration and Development
Online Access:http://www.sciencedirect.com/science/article/pii/S1876380412600767
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author Jinyou DAI
Jianting LI
Baogang WANG
Rui PAN
author_facet Jinyou DAI
Jianting LI
Baogang WANG
Rui PAN
author_sort Jinyou DAI
collection DOAJ
description Serious water production and the confusion about the distribution regularity and formation mechanism of gas and water affect the progressive development in the western area of Sulige gas field. Making use of drilling, logging, and testing data, this comprehensive study determines the gas-water distribution regularity and formation mechanism, and establishes the evolution modes of gas-water distribution. The results show that, (1) the gas-water distribution appears complementarily, and relatively water-rich area is located in the northwest; (2) source rock, reservoir physical property and structure are the key controlling factors of gas-water distribution, and formation water is distributed in areas with less developed source rocks, areas of poor properties, and structural lows within connecting bodies; (3) source rocks play a key role in controlling the distribution of gas and water, source area of low maturity is rich in formation water, while source area of high maturity is rich in gas. This research gives direction for favorable areas and well site selection in the progressive development of the gas field. Key words: Ordos Basin, Sulige gas field, gas and water distribution regularity, genetic mode, formation water
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spelling doaj.art-1d8aa8a41a864166b13bcc241833ade22022-12-21T17:14:33ZengKeAi Communications Co., Ltd.Petroleum Exploration and Development1876-38042012-10-01395560566Distribution regularity and formation mechanism of gas and water in the western area of Sulige gas field, NW ChinaJinyou DAI0Jianting LI1Baogang WANG2Rui PAN3MOE Key Laboratory of Petroleum Engineering, China University of Petroleum, Beijing 102249, China; Corresponding authorThe 2nd Oil Production Plant, PetroChina Changqing OilField Company, Xi'an, ChinaMOE Key Laboratory of Petroleum Engineering, China University of Petroleum, Beijing 102249, ChinaMOE Key Laboratory of Petroleum Engineering, China University of Petroleum, Beijing 102249, ChinaSerious water production and the confusion about the distribution regularity and formation mechanism of gas and water affect the progressive development in the western area of Sulige gas field. Making use of drilling, logging, and testing data, this comprehensive study determines the gas-water distribution regularity and formation mechanism, and establishes the evolution modes of gas-water distribution. The results show that, (1) the gas-water distribution appears complementarily, and relatively water-rich area is located in the northwest; (2) source rock, reservoir physical property and structure are the key controlling factors of gas-water distribution, and formation water is distributed in areas with less developed source rocks, areas of poor properties, and structural lows within connecting bodies; (3) source rocks play a key role in controlling the distribution of gas and water, source area of low maturity is rich in formation water, while source area of high maturity is rich in gas. This research gives direction for favorable areas and well site selection in the progressive development of the gas field. Key words: Ordos Basin, Sulige gas field, gas and water distribution regularity, genetic mode, formation waterhttp://www.sciencedirect.com/science/article/pii/S1876380412600767
spellingShingle Jinyou DAI
Jianting LI
Baogang WANG
Rui PAN
Distribution regularity and formation mechanism of gas and water in the western area of Sulige gas field, NW China
Petroleum Exploration and Development
title Distribution regularity and formation mechanism of gas and water in the western area of Sulige gas field, NW China
title_full Distribution regularity and formation mechanism of gas and water in the western area of Sulige gas field, NW China
title_fullStr Distribution regularity and formation mechanism of gas and water in the western area of Sulige gas field, NW China
title_full_unstemmed Distribution regularity and formation mechanism of gas and water in the western area of Sulige gas field, NW China
title_short Distribution regularity and formation mechanism of gas and water in the western area of Sulige gas field, NW China
title_sort distribution regularity and formation mechanism of gas and water in the western area of sulige gas field nw china
url http://www.sciencedirect.com/science/article/pii/S1876380412600767
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AT baogangwang distributionregularityandformationmechanismofgasandwaterinthewesternareaofsuligegasfieldnwchina
AT ruipan distributionregularityandformationmechanismofgasandwaterinthewesternareaofsuligegasfieldnwchina