电容式油藏物理模拟饱和度测量传感器  

Capacitance Sensor in Measuring Saturation of Reservoir Physical Model

作　　者：赵仕俊[1] 徐建辉[2] 丁明亮[2] 

机构地区：[1]北京科技大学信息工程学院,北京100083 [2]中国石油大学(华东)信息与控制工程学院,山东东营257061

出　　处：《仪表技术与传感器》2007年第12期1-3,共3页Instrument Technique and Sensor

摘　　要：设计了一种用于测量油藏物理模拟平均饱和度的电容式传感器,建立了传感器的数学模型,对电容式传感器测量饱和度的原理进行了详细分析,讨论了传感器的检测电路原理,完成了传感器的检测电路设计,在虚拟电子工作平台上,对该检测电路做了仿真实验分析,仿真数据表明该传感器具有较好的非线性。在油藏物理模拟实验的平面模型上进行了实验测试,验证了用该测量方法测量油藏物理模拟饱和度是可行的,传感器的电路设计是可靠的。A capacitance sensor used in measuring reservoir physical model saturation was designed, the sensor mathematical model was established, the theory of capacitance sensor in measuring saturation was analyzed, its testing circuit theory was discussed and its testing circuit design was completed. The simulation experiment in a hypothesized electron working platform to this circuit was did, and the simulation data shows that this sensor has good linearity. Moreover, the result of the experimental test at reservoir physical model approves the feasibility of this measuring technique in reservoir physical model saturation, and the reliability of this sensor circuit design.

关 键 词：油藏物理模拟 电容 饱和度 检测电路 

分 类 号：TP212[自动化与计算机技术—检测技术与自动化装置]