A Method for Calculating the Temperature Profile in Heavy Oil Wells With the Injection of Light Oil Diluent

被引:10
作者
Yu, Y. [1 ]
Li, K. [2 ,3 ]
机构
[1] Peking Univ, Engn Coll, Beijing 100871, Peoples R China
[2] China Univ Geosci, Coll Energy Resources, Beijing, Peoples R China
[3] Stanford Univ, Dept Petr Engn, Palo Alto, CA 94304 USA
关键词
heavy oil production; light oil diluent; mathematical models; sensitivity analysis; wellbore temperature profile; WELLBORE; STEAM; FLOW;
D O I
10.1080/10916466.2011.580298
中图分类号
TE [石油、天然气工业]; TK [能源与动力工程];
学科分类号
0807 ; 0820 ;
摘要
In this study, an analytical model was derived to determine the wellbore temperature profiles for heavy oil production assisted with the addition of light oil from the annulus in production wells. The derivation of the temperature profile model was conducted on the basis of energy balance between the formation and fluids flowing through each conduit in vertical wells. The temperature profiles in different cases were calculated using the proposed temperature model and the results were compared with the measured data. Sensitivity analysis was also conducted and the main factors that influence the temperature profiles were discussed.
引用
收藏
页码:2569 / 2576
页数:8
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