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均质储层压力动态解的综合研究
RESEARCH ON HOMOGENEOUS RESERVOIR PRESSURE PERFORMANCE
【摘要】 针对均质储层模型 ,研究了三种外边界条件 (无穷大、封闭、定压 )及两种内边界条件 (是否考虑井眼储存和表皮效应 )下的变 (常 )流率问题的无因次储层压力和井底压力的Laplace空间解 ,着重剖析了各个压力分布表达式间的相互联系 ,归纳出了一个统一的通式 ,并作了进一步的讨论。无论是对试井分析理论 ,还是对试井分析的软件编制、应用 ,都具有借鉴作用
【Abstract】 In this paper,the Laplace space solution to dimensionless reservoir pressure and dimensionless bottom hole pressure of variable flow problem is studied,which takes into consideration the effect of two types of inner boundary conditions(wellbore storage,skin factor)and three kinds of outer boundary conditions(constant pressure outer boundary,closed outer boundary,infinite boundary)by using the homogeneous reservoir model.The inter-relation among these pressure distribution formula is studied emphatically,a general formula is induced from it,and then a further discussion is carried out.All these work in this paper has profound meaning to well test analysis theory,so to well test analysis software applying.
【Key words】 homogeneous reservoir; pressure; (variable)flow rate; Laplace space solution; general formula;
- 【文献出处】 钻采工艺 ,Drilling & Production Technology , 编辑部邮箱 ,2002年01期
- 【分类号】TE319
- 【被引频次】6
- 【下载频次】119