[1]刘宝华. 储气库井试气工作制度及求产方法[J].油气井测试,2021,30(06):41-46.[doi:10.19680/j.cnki.1004-4388.2021.06.007]
 LIU Baohua. Gas testing working system and production method of gas storage well[J].Well Testing,2021,30(06):41-46.[doi:10.19680/j.cnki.1004-4388.2021.06.007]
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 储气库井试气工作制度及求产方法()
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《油气井测试》[ISSN:1006-6977/CN:12-1485/TE]

卷:
30卷
期数:
2021年06期
页码:
41-46
栏目:
出版日期:
2022-01-19

文章信息/Info

Title:
 Gas testing working system and production method of gas storage well
文章编号:
1004-4388(2021)06-0041-06
作者:
刘宝华
中国石油大庆油田有限责任公司试油试采分公司 黑龙江大庆 163412
Author(s):
 LIU Baohua
 Oil Testing and Production Branch, PetroChina Daqing Oilfield Co., Ltd., Daqing, Heilongjiang 163412, China
关键词:
储气库砂岩气藏单井产能储层污染工作制度试气注采方案地层参数
Keywords:
 gas storage Sandstone gas reservoir single well production capacity reservoir pollution working system gas testing injection production scheme formation parameters
分类号:
TE353
DOI:
10.19680/j.cnki.1004-4388.2021.06.007
文献标志码:
B
摘要:
大庆区块S站储气库砂岩气藏开采近20年,储层产能处于中后期,油藏整体欠压。以常规试气求产方法对储气库井进行试气效果不佳,甚至储层流体无法产出,无法对产能进行合理评价。根据实验区S站和C51储气库气田枯竭特点,通过优化该类型储层“一开一关”或“二开二关”开井方案、求产时间,以及不同级别油嘴下试气求产工作制度,保证了开井求产施工连续性,求取单井产能、原始地层压力,以及不同工作制度下的流压,获得合理的地层参数。SS1井采用敞口控制分离器档板为26 mm试气,气突破及冲刷污染带后产量逐渐上升,最终充分解除井筒附近储层污染,获日产气69 034 m3。优化后的大庆储气库试气求产方法为科学合理制定低压污染带储层注采方案提供了依据。
Abstract:
 The sandstone gas reservoir of S gas storage in Daqing block has been exploited for nearly 〖JP〗20 years whose production capacity was in the middle/later stage, and the overall reservoir was under pressure. The conventional gas testing method for gas storage wells has poor effect even cannot produce the reservoir fluids, so it is impossible to evaluate the production capacity reasonably. According to the gas field depletion characteristics of S station and C51 gas storage in the experimental area, by optimizing the well opening scheme of “one opening and one closing” or “two opening and two closing”, the production time, the gas testing and production system under different levels of nozzles of this type of reservoirs, the continuity of well opening and production construction is ensured. In addition, the single well production capacity, original reservoir pressure and flow pressure under different working systems can be obtained, so as to obtain reasonable formation parameters. The bore diameter of the open control separator baffle plate used in the gas testing process of well SS1 is 26 mm. After the gas breakthrough and scouring the pollution zone, the gas daily production gradually increases and reaches 69 034 m3 till the pollution near the wellbore is completely removed. The optimized gas testing and production method of Daqing gas storage provides a basis for scientifically and reasonably formulating the injection production scheme of lowpressure polluted reservoir.

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备注/Memo

备注/Memo:
 2021-01-07收稿,2021-10-15修回,2021-10-29接受,2021-12-20网络版发表
中国石油大庆油田有限责任公司科技研发项目“试气方案设计及动态分析方法研究”(QR/SC/7-5-02 201301)
刘宝华,男,1982年1月出生,工程师,2008年毕业于西南石油大学石油工程专业,现从事试气地质管理及解释评价工作。电话:0459-5691945,15504599307;Email: sc_liubaohua@petrochina.com.cn 。通信地址:黑龙江省大庆市让胡路区乘南十八街铁人大道大庆油田试油试采分公司地质大队,邮政编码:163412。
更新日期/Last Update: 2022-04-19