天然气地球科学

• 非常规天然气 • 上一篇    下一篇

考虑应力敏感性的页岩气产能预测模型

邓佳,朱维耀,刘锦霞,张贞,马千,张萌,邓凯,马丽   

  1. 1.北京科技大学土木与环境工程学院,北京 100083; 2.中国石油集团长城钻探工程有限公司测井技术研究院,北京 100176; 3.中海石油海南天然气有限公司工程部,海南 洋浦 578101; 4.海洋石油工程(珠海)有限公司,广东 珠海 519055; 5.中国石油天然气股份有限公司华北石化分公司,河北 任丘 062552
  • 收稿日期:2012-09-04 修回日期:2013-01-09 出版日期:2013-06-10 发布日期:2013-06-10
  • 通讯作者: 邓佳dengjia_123@126.com. E-mail:dengjia_123@126.com.
  • 作者简介:邓佳(1986-),女,河南驻马人,博士研究生,主要从事渗流力学和油气田开发方向的研究.E-mail:dengjia_123@126.com.
  • 基金资助:

    国家重点基础研究发展计划(“973”)项目“中国南方海相页岩气高效开发的基础研究”(编号:2013CB228002)资助.

Productivity Prediction Model of Shale Gas Considering Stress Sensitivity

DENG Jia,ZHU Wei-yao,LIU Jin-xia,ZHANG Zhen,MA Qian,ZHANG Meng,DENG Kai,MA Li   

  1. 1.School of Civil and Environmental Engineering,University of Science and Technology Beijing,Beijing 100083,China; 2.Well Logging Technology Center,CNPC Greatwall Drilling and Exploration Engineering Company,Beijing 100176, China;3.Engineering Department,CNOOC Hainan Gas Co.Ltd.,Yangpu 578101,China;4.Offshore Oil  Engineering(Zhuhai) Co.Ltd.,Zhuhai 519055,China;5.Oil Refinery of Huabei Oilfield,Renqiu 062552,China
  • Received:2012-09-04 Revised:2013-01-09 Online:2013-06-10 Published:2013-06-10

摘要:

根据页岩气储层中气体的成藏机制及流动机理,综合考虑了解吸—吸附作用和应力敏感性对页岩气藏产能的影响,建立了考虑解吸、扩散及渗流综合作用的页岩气稳态流动模型,在不同边界条件下对控制方程进行求解,得到页岩气储层的压力分布及产能方程,分析了不同解吸量对地层压力和产量的影响,解吸量越大,地层压力下降越慢,产量和压力平方差呈线性关系。在此基础上建立了考虑应力敏感性的产能方程,分析结果表明随着渗透率变异系数的增大,储层的应力敏感性越强,产量逐渐减小,要合理控制压差,以防对储层造成损害。此模型对页岩气生产和后续研究具有重要指导意义。

关键词: 页岩气, 解吸, 产能预测, 数学模型, 应力敏感性

Abstract:

According to the gas accumulation mechanism and flow mechanism of shale gas reservoir,a mathematical model of shale gas productivity prediction was established,considering the effect of desorption,diffusion and seepage flow in shale gas reservoir.The pressure distribution and productivity equation were obtained by solving the controlling equation under different boundary conditions.The results show that,the more the desorption quantity is,the slower the formation pressure decrease.The production and the pressure square difference are linearly correlated.The productivity prediction model considering stress sensitivity was solved with new pseudo-pressure function.Production decreases with the increase of stress sensitivity of shale gas reservoir,which guide that controlling the pressure difference reasonably is able to protect the reservoir from damage.The productivity prediction model in this paper provides a theoretical foundation for shale gas reservoir evaluation and development design.

Key words: Shale gas, Desorption, Productivity prediction, Mathematical model, Stress sensitivity

中图分类号: 

  • TE37
[1]Jiang Yuqiang,Dong Dazhong,Qi Lin,et al.Basic features and evaluation of shale gas reservoirs[J].Natural Gas Industry.2010,30(10):1-6.[蒋裕强,董大忠,漆麟,等.页岩气储层的基本特征及其评价[J].天然气工业,2010,30(10):1-6.]
[2]Liang Xing,Ye Xi,Zhang Jiehui,et al.Reservoir forming conditions and favorable exploration zones of shale gas in the Weixin Sag Dianqianbei Depression[J].Petroleum Exploration and Development,2011,38(6):693-699.[梁兴,叶熙,张介辉,等.滇黔北坳陷威信凹陷页岩气成藏条件分析与有利区优选[J].石油勘探与开发,2011,38(6):693-699.]
[3]Zhang Xuefen,Lu Xiancai,Zhang Linye,et al.Occurrences of shale gas and their petroleum geological significance[J].Advances in Earth Science,2010,25(6):597-600.[张雪芬,陆现[HJ1.9mm]彩,张林晔,等.页岩气的赋存形式研究及其石油地质意义[J].地球科学进展,2010,25(6):597-600.]
[4]Zhang Jinchuan,Jin Zhijun,Yuan Mingsheng.Reservoiring mechanism of shale gas and its distribution[J].Natural Gas Industry,2004;24(7):15-18.[张金川,金之钧,袁明生.页岩气成藏机理和分布[J].天然气工业,2004,24(7):15-18.]
[5]Chen Shangbin,Zhu Yanming,Wang Hongyan,et al.Research status and trends of shale gas in China[J].Acta Petrolei Sinica,2010,31(4):659-664.[陈尚斌,朱炎铭,王红岩,等.中国页岩气研究现状与发展趋势[J].石油学报,2010,31(4):659-664.]
[6]Wang Xiang,Liu Yuhua,Zhang Min,et al.Conditions of formation and accumulation for shale gas[J].Natural Gas Geoscience,2010,21(2):350-356.[王祥,刘玉华,张敏,等.页岩气形成条件及成藏影响因素研究[J].天然气地球科学,2010,21(2):350-356.]
[7]Wang Feiyu,He Zhiyong,Meng Xiaohui,et al.Occurrence of shale gas and prediction of original gas in-place(OGIP)[J].Natural Gas Geoscience,2011,22(3):501-510.[王飞宇,贺志勇,孟晓辉,等.页岩气赋存形式和初始原地气量(OGIP) 预测技术[J].天然气地球科学,2011,22(3):501-510.]
[8]Bowker K A.Barnett shale gas production,Fort Worth Basin:Lssues and discussion[J].AAPG Bulletin,2007,91(4):523-533.
[9]Daniel J K R,Bustin R M.Characterizing the shale gas resource potential of Devonian-Mississippian strata in the western Canada sedimentary basin:Application of an integrated formation evaluation[J].AAPG Bulletin,2008,92(1):87-125.
[10]Pepper A,Corvi P.Simple kinetic models of petroleum formation,Part III:Modeling an open system[J].Marine and Petroleum Geology,1995,12(4):417-452.
[11]Huoyin Li,Yujiro Ogawa,Sohei Shimada.Mechanism of methane flow through sheared coals and its role on methane recovery[J].Fuel 2003,82:1271-1279.
[12]Li Mengtao,Yao Shanglin,Shan Wenwen,et al.Lab research on stress sensitivity of low permeability gas reservoirs[J].Petroleum Geology & Oilfield Development in Daqing,2006,25(6):69-72.[李孟涛,姚尚林,单文文.低渗透气藏应力敏感性实验研究[J].大庆石油地质与开发,2006,25(6):69-72.]
[13]Xu Hongjun,Fan Mingguo,Kang Zheng,et al.A productivity prediction equation considering rock permeability stress-sensitivity in low-permeability gas reservoirs[J].Natural Gas Geoscience,2008,19(1):145-147.[胥洪俊,范明国,康征,等.考虑渗透率应力敏感的低渗气藏产能预测公式[J].天然气地球科学,2008,19(1):145-147.]
[14]He Jingang,Kang Yili,You Lijun,et al.Effects of mineral composition and microstructure on stress-sensitivity of mudrocks[J].Natural Gas Geoscience,2012,23(1):129-134.[何金钢,康毅力,游利军,等.矿物成分和微结构对泥质岩储层应力敏感性的影响[J].天然气地球科学,2012,23(1):129-134.]
[15]Kong Xiangyan.Advanced Mechanics of Fluids in Porous Media[M].Hefei:Press of University of Science and Technology of China,1999:509-512.[孔祥言.高等渗流力学[M].合肥:中国科学技术大学出版社,1999:509-512.]
[1] 赵文韬,荆铁亚,吴斌,周游,熊鑫. 断裂对页岩气保存条件的影响机制——以渝东南地区五峰组—龙马溪组为例[J]. 天然气地球科学, 2018, 29(9): 1333-1344.
[2] 夏鹏,王甘露,曾凡桂,牟雨亮,张昊天,刘杰刚. 黔北地区牛蹄塘组高—过成熟页岩气富氮特征及机理探讨[J]. 天然气地球科学, 2018, 29(9): 1345-1355.
[3] 程鸣,傅雪海,张苗,程维平,渠丽珍. 沁水盆地古县区块煤系“三气”储层覆压孔渗实验对比研究[J]. 天然气地球科学, 2018, 29(8): 1163-1171.
[4] 康毅力,豆联栋,游利军,陈强,程秋洋. 富有机质页岩增产改造氧化液浸泡离子溶出行为[J]. 天然气地球科学, 2018, 29(7): 990-996.
[5] 曾凡辉,王小魏,郭建春,郑继刚,李亚州,向建华. 基于连续拟稳定法的页岩气体积压裂水平井产量计算[J]. 天然气地球科学, 2018, 29(7): 1051-1059.
[6] 朱维耀,马东旭. 页岩储层有效应力特征及其对产能的影响[J]. 天然气地球科学, 2018, 29(6): 845-852.
[7] 余川,曾春林,周洵,聂海宽,余忠樯. 大巴山冲断带下寒武统页岩气构造保存单元划分及分区评价[J]. 天然气地球科学, 2018, 29(6): 853-865.
[8] 邱 振,邹才能,李熙喆,王红岩,董大忠,卢斌,周尚文,施振生,冯子齐,张梦琪. 论笔石对页岩气源储的贡献——以华南地区五峰组—龙马溪组笔石页岩为例[J]. 天然气地球科学, 2018, 29(5): 606-615.
[9] 汪道兵,葛洪魁,宇波,文东升,周珺,韩东旭,刘露. 页岩弹性模量非均质性对地应力及其损伤的影响[J]. 天然气地球科学, 2018, 29(5): 632-643.
[10] 龙胜祥,冯动军,李凤霞,杜伟. 四川盆地南部深层海相页岩气勘探开发前景[J]. 天然气地球科学, 2018, 29(4): 443-451.
[11] 贺领兄,宋维刚,安生婷,徐永锋,沈娟,路超,王军. 青海东昆仑地区八宝山盆地烃源岩有机地球化学特征与页岩气勘探前景[J]. 天然气地球科学, 2018, 29(4): 538-549.
[12] 邢 舟,曹高社,毕景豪,周新桂,张交东. 南华北盆地禹州地区ZK0606钻孔上古生界煤系烃源岩评价[J]. 天然气地球科学, 2018, 29(4): 518-528.
[13] 卢文涛,李继庆,郑爱维,梁榜,张谦,杨文新. 涪陵页岩气田定产生产分段压裂水平井井底流压预测方法[J]. 天然气地球科学, 2018, 29(3): 437-442.
[14] 鲍祥生,谈迎,吴小奇,郑红军. 利用纵横波速度法预测泥页岩脆性矿物指数[J]. 天然气地球科学, 2018, 29(2): 245-250.
[15] 梁榜,李继庆,郑爱维,卢文涛,张谦. 涪陵页岩气田水平井开发效果评价[J]. 天然气地球科学, 2018, 29(2): 289-295.
Viewed
Full text


Abstract

Cited

  Shared   
  Discussed   
[1] 陈文浩,王志章,潘潞,李汉林,侯加根. 致密砂岩储层流动单元定量识别方法探讨[J]. 天然气地球科学, 2016, 27(5): 844 -850 .
[2] 朱维耀,马东旭,朱华银,安来志,李兵兵. 页岩储层应力敏感性及其对产能影响[J]. 天然气地球科学, 2016, 27(5): 892 -897 .
[3] 张涛,李相方,王永辉,石军太,杨立峰,孙政,杨剑,张增华. 页岩储层特殊性质对压裂液返排率和产能的影响[J]. 天然气地球科学, 2017, 28(6): 828 -838 .
[4] 赵力彬,张同辉,杨学君,郭小波,饶华文. 塔里木盆地库车坳陷克深区块深层致密砂岩气藏气水分布特征与成因机理[J]. 天然气地球科学, 2018, 29(4): 500 -509 .
[5] 朱维耀,马东旭. 页岩储层有效应力特征及其对产能的影响[J]. 天然气地球科学, 2018, 29(6): 845 -852 .
[6] 朱立文,王震亮,张洪辉. 鄂尔多斯盆地乌审召地区山2亚段致密气“甜点”控因分析[J]. 天然气地球科学, 2018, 29(8): 1085 -1093 .
[7] 刘琴琴,陈桂华,陈晓智,祝彦贺,杨小峰. 鄂尔多斯盆地L地区上古生界上石盒子组物源特征及其对储层的控制作用[J]. 天然气地球科学, 2018, 29(8): 1094 -1101 .
[8] 李红哲,马峰,谢梅,杨巍,张成娟,王朴,赵健. 柴达木盆地阿尔金东段基岩气藏盖层特征及控藏机制#br# [J]. 天然气地球科学, 2018, 29(8): 1102 -1110 .
[9] 包建平, 朱翠山, 申旭. 金刚烷类化合物与库车坳陷克拉2构造凝析油的形成机理研究[J]. 天然气地球科学, 2018, 29(9): 1217 -1230 .
[10] 王强, 张大勇, 王杰, 陶成, 腾格尔, 刘文汇. 烃类与非烃综合判识干酪根与原油裂解气[J]. 天然气地球科学, 2018, 29(9): 1231 -1239 .