本文从密度和中子测井信息中提取的地层体积密度及含氢指数,分别同气层体积密度及含氢指数的下限值作比较,前者小于后者,直观指示为气层。
In this paper, the stratigraohic volume density and hydrogen index gained from the information of density-neutron logging are respectively compared with both the low-limit values of gas formation.
一种高分辨率地层倾角测井仪,极板上有四个双电极,为高密度倾角的计算提供八条微电导率曲线。
A stratigraphic high resolution dipmeter tool that uses four dual electrodes on pads to record eight microconductivity curves for high-density dip calculations.
岩性密度是同时测量地层密度和岩性的测井方法,目前在油田得到广泛推广。
Lithology density logging method can measure the density and PE value of the formation at the same time, so it has been widely used in the oilfield.
由于孔隙空间存在着气体,同一地层的中子孔隙度测井和密度孔隙度读数不同。
Different porosity reading on the neutron porosity log for the same formation due to gas in the pore space.
测量地下地层密度的一种放射性电缆测井方法。
A radioactive type of wireline well log that measures the density of subsurface formations.
低密度井眼流体会对补偿中子孔隙度测井产生井眼挖掘效应,使视孔隙度值低于真孔隙度,且井眼流体密度越小,井眼尺寸越大,地层孔隙度越大,井眼挖掘效应越明显。
The low density drilling fluid has borehole excavation effect on compensated neutron porosity logging, and by this way apparent porosity is lower than the true value.
其资料来源于电阻率测井、密度测井、中子测井和声波测井。计算结果包括孔隙度、次生孔隙度、颗粒密度、流体分析、含水饱和度以及地层分析。
The log is made from resistivity, density, neutron, and sonic log data and shows porosity, secondary porosity, grain density, fluid analysis, water saturation, and formation analysis.
其资料来源于电阻率测井、密度测井、中子测井和声波测井。计算结果包括孔隙度、次生孔隙度、颗粒密度、流体分析、含水饱和度以及地层分析。
The log is made from resistivity, density, neutron, and sonic log data and shows porosity, secondary porosity, grain density, fluid analysis, water saturation, and formation analysis.
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