ISSN 1673-8217 CN 41-1388/TE
主管:中国石油化工集团有限公司 主办:中国石油化工股份有限公司河南油田分公司
宋凯. 2013: 鄂尔多斯盆地杭锦旗探区成藏条件分析与区带评价. 石油地质与工程, 27(05): 10-13+17+145-146.
引用本文: 宋凯. 2013: 鄂尔多斯盆地杭锦旗探区成藏条件分析与区带评价. 石油地质与工程, 27(05): 10-13+17+145-146.
Song Kai. 2013: Analysis and assessment of accumulation condition in Hangjinqi exploration area in Ordos basin. Petroleum Geology and Engineering, 27(05): 10-13+17+145-146.
Citation: Song Kai. 2013: Analysis and assessment of accumulation condition in Hangjinqi exploration area in Ordos basin. Petroleum Geology and Engineering, 27(05): 10-13+17+145-146.

鄂尔多斯盆地杭锦旗探区成藏条件分析与区带评价

Analysis and assessment of accumulation condition in Hangjinqi exploration area in Ordos basin

  • 摘要: 杭锦旗探区地质条件特殊,构造相对复杂,圈闭类型多样,不同构造单元、不同区带、不同层系成藏条件与圈闭类型不同。根据构造区划、地质条件、圈闭类型等不同特点,将杭锦旗探区划分为6个区带:什股壕区带、十里加汗区带、新召区带、浩饶召区带、阿镇区带和公卡汗区带。在区带划分基础上,结合源岩条件、勘探成果、开发情况、储量基础、含气层位、气层埋深等对区带进行了评价优选排序,提出不同的勘探思路与策略。评价结果表明,断裂带以北什股壕区带气层埋深相对较浅,勘探程度相对较高,油气储量较为落实,多层系气藏叠合发育,是勘探开发的首选目标区;断裂以南十里加汗区带、新召区带位于伊陕斜坡、天环向斜,源岩发育,油气近源成藏,主要发育岩性圈闭气藏,含气面积广,储量规模大,是下步勘探开发的有利方向。

     

    Abstract: In Hanjinqi exploration area,the geological condition is special,structure is relatively complex,trap types is various.Accumulation conditions and trap types of different tectonic units,different zones and different layers varied.According to characteristics of structural divisions,geological conditions and trap types,the study area is divided into six zones:Shiguhao zone,Shilijiahan zone,Xinzhao zone,Haoraozhao zone,Azhen zone and Gongkahan zone.Based on the zone division,combined with source rock conditions,exploration results,development situation,reserve base,gas- bearing layers,burial depth,we carried out assessment selection and put forward different ideas and strategies for exploration.Evaluation showed that Shiguhao zone of north fault gas layer buried relatively shallow,the exploration degree is relatively high,oil and gas reserves is more practical,multilayer gas reservoir had laminated development,which made it preferred target area;Shilijiahan and Xinzhao zone of the south fault is located in Yishan slope,Tianhuan syncline,source rock developed,oil and gas accumulated,lithologic traps developed with wide gas area and large reserves,which is favorable in the following exploration and development.

     

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