新疆石油地质 ›› 2021, Vol. 42 ›› Issue (3): 312-318.doi: 10.7657/XJPG20210307

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鄂尔多斯盆地延长探区油气勘探历程与启示

胡春桥1(), 任来义1(), 贺永红1, 万永平2, 梁全胜1   

  1. 1.陕西延长石油(集团)有限责任公司 研究院,西安 710075
    2.陕西延长石油(集团)有限责任公司,西安 710075
  • 收稿日期:2020-12-15 修回日期:2020-12-31 出版日期:2021-06-01 发布日期:2021-05-27
  • 通讯作者: 任来义 E-mail:hcqenidyang@126.com;2395173521@qq.com
  • 作者简介:胡春桥(1989-),男,湖北松滋人,工程师,石油地质,(Tel)029-89853724(E-mail) hcqenidyang@126.com

Petroleum Exploration History and Enlightenment of Yanchang Exploration Area in Ordos Basin

HU Chunqiao1(), REN Laiyi1(), HE Yonghong1, WAN Yongping2, LIANG Quansheng1   

  1. 1. Research Institute, Yanchang Petroleum (Group) Co., Ltd, Xi’an, Shaanxi 710075, China
    2. Yanchang Petroleum (Group) Co., Ltd, Xi’an, Shaanxi 710075, China
  • Received:2020-12-15 Revised:2020-12-31 Online:2021-06-01 Published:2021-05-27
  • Contact: REN Laiyi E-mail:hcqenidyang@126.com;2395173521@qq.com

摘要:

通过对延长探区勘探历程、数据以及重要历史事件进行梳理和分析,以油气产量变化和地质理论发展为主线,将延长探区勘探历程划分为4个阶段:初始勘探阶段(1905—1949年)、持续探索阶段(1950—1981年)、快速发展阶段(1982—2006年)和稳油增气阶段(2007年至今)。详细总结了近10年延长石油在特低—超低渗油藏勘探、盆地东南部致密天然气勘探和非常规陆相页岩气勘探等方面取得的理论认识,及其对油气快速增储上产的重要作用,期望对以后的油气勘探工作起到启发和参考作用。

关键词: 鄂尔多斯盆地, 延长探区, 勘探历程, 勘探启示, 致密油藏, 陆相页岩气, 延长组, 特低—超低渗油藏

Abstract:

During the 100-year history of oil and gas exploration in Yanchang exploration area of Ordos basin, a number of major progress and breakthroughs have been made, all of which are of great significance. After analyzing the exploration history, data and important historical events, and based on the variations of oil and gas production and the development of geological theory in Yanchang exploration area, the exploration process is divided into four stages: Early exploration stage (1905-1949), sustained exploration stage (1950-1981), rapid development stage (1982-2006) and stabilizing oil production meanwhile increasing gas production stage (2007-). Additionally, this paper summarizes the theories and understandings in exploring ultra-low-extra-low permeability reservoirs, tight gas and continental shale gas in the southeastern area of the Ordos basin in recent ten years, and analyzes their important roles in the rapid increase of oil and gas reserves and production. Our findings may provide implications and references for future oil and gas exploration.

Key words: Ordos basin, Yanchang exploration area, exploration history, exploration enlightenment, tight oil reservoir, continental shale gas, Yanchang formation, ultra-low-extra-low permeability reservoir

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