声波时差、自然电位和感应电阻率对储油层的渗流性能有较好的相关性。
Acoustic time, spontaneous potential and induction resistivity have a good correlation on the flowing property of the reservoir.
针对非均质地层中电阻率非分块常数，提出一个新的自然电位测井模型。
A new spontaneous potential log model for the case when formation resistivity is not piece - wise constant was introduced.
钻杆测井测量自然电位、短电位电阻率和长电位电阻率。
The drill pipe log records spontaneous potential and short and log resistivity measurements.
自然电位基线偏移，微电极幅度差和声波时差增大，电阻率降低；
The base line of spontaneous potential is uplifted, the differences of microelectrode and acoustic travel time increased, resistivity decreased.
为解决这一问题，提出了一种利用自然电位(SP)曲线直接求水淹层内地层水电阻率的方法。
Therefore, a method, which determines the resistivity of formation water in flooded layers with SP log, is given in this paper.
该方法通过神经网络技术的非线性算法，在声波曲线与自然电位、电阻率、自然伽马等多条测井曲线之间建立一种非线性关系。
The method, by means of non-linear algorithm of neural network technology, is used to set up a non-linear relation among sonic log curve, SP, Rt, Gr and curves.
自然电位测井是油层水淹后能够有效识别地层混合液电阻率信息的测井方法。
SP logging is one of logging methods which can effectively distinguish resistivity of mixed liquid in formation after oil layer being water flooding.
这种高产气层具有特征的电性反应，表现为自然伽马值低、自然电位显著负异常、电阻率高；
The log response of the gas reservoir is characterised by low gamma ray, self-potential reduction and high resistivity.
地层水电阻率是测井解释中一个极其重要的参数，以纯地层条件推导的用于确定地层水电阻率的自然电位理论模型不适合泥质砂岩地层。
The therical water saturation model in shaly sandstone is derived from HB equation under the consideration of many factors that affect the reservoir conductance.
地层水电阻率是测井解释中一个极其重要的参数，以纯地层条件推导的用于确定地层水电阻率的自然电位理论模型不适合泥质砂岩地层。
The therical water saturation model in shaly sandstone is derived from HB equation under the consideration of many factors that affect the reservoir conductance.
应用推荐