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发明公开
CN104141489A 一种测量电阻率的设备和方法 有权

一种测量电阻率的设备和方法
摘要：
本发明公开了一种测量电阻率的设备和方法，属于石油测井领域。该设备包括：电子仪单元、顶部电极、液压装置、液压油腔、参考电极、上部测量电极、中部测量电极、下部测量电极、预设数值个活塞、前置数据采集单元和底部电极；电子仪单元与顶部电极的一端连接，顶部电极的另一端与液压装置的一端连接，液压装置的另一端与液压油腔的一端连接，液压油腔的另一端与前置数据采集单元的一端连接，前置数据采集单元的另一端与底部电极连接，液压油腔为空心结构，且液压油腔上开有预设数值个孔，预设数值个活塞分别安装在液压油腔的预设数值个孔上，参考电极、上部测量电极、中部测量电极和下部测量电极分别安装在活塞上。本发明使电极与套管很好地接触。
摘要（英）：

The invention discloses resistivity measurement equipment and method, and belongs to the field of oil well logging. The resistivity measurement equipment comprises an electronic instrument unit, a top electrode, a hydraulic device, a hydraulic oil chamber, a reference electrode, an upper measuring electrode, a middle measuring electrode, a lower measuring electrode, a preset number of pistons, a forward data acquisition unit and a bottom electrode, wherein the electronic instrument unit is connected with one end of the top electrode, the other end of the top electrode is connected with one end of the hydraulic device, the other end of the hydraulic device is connected with one end of the hydraulic oil chamber, the other end of the hydraulic oil chamber is connected with one end of the forward data acquisition unit, the other end of the forward data acquisition unit is connected with the bottom electrode, the hydraulic oil chamber adopts a hollow structure, a preset number of holes are formed in the hydraulic oil chamber, the preset number of pistons are mounted on the preset number of holes of the hydraulic oil chamber respectively, and the reference electrode, the upper measuring electrode, the middle measuring electrode and the lower measuring electrode are mounted on the pistons respectively. According to the equipment and method, the electrodes and a casing can be contacted well.

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