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Experimental Study of Capacitance Array Imaging Logging Tool in High Angle Wells
Author(s): ZHANG Hai-bo, GUO Hai-min, DAI Jia-cai, LIU Jun-feng, HUANG Zhi-jie, MA Huan-ying, WU Le-jun
Pages: 304-
306
Year: 2008
Issue:
4
Journal: WELL LOGGING TECHNOLOGY
Keyword: 石油测井; 大斜度井; 流态; 多相流; 持率;
Abstract: 大斜度井中多相流持率计算一直是困绕人们的技术难题,流态及流型判定是影响持率计算的主控因素.常规测井仪器大多为居中测量.很难准确地测量评价整个井筒流动情况.综合分析不同流量及测量方式对持率的影响,结合测量特点,选用电容阵列多相持率测井仪CAT(Capacitance Array Tool),建立适用的解释模型,从不同流量、角度进行实验研究,确定大斜度井中多相流持率计算方法.根据实验测井资料分析解释,建立了适用于大斜度井中持率计算方法,提高了持率计算的准确度.
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