The influence of width, porosity, number of fracture and mud filtration resistivity on result of forward simulation result was analyzed.
分析了裂缝宽度、裂缝孔隙度、裂缝条数和泥浆电阻率的变化对正演模拟结果的影响。
When salty mud intrudes into the layer, the reduction of water layer is small, but the reduction of oil layer is great. This will form a low resistivity oil layer.
盐水泥浆侵入时,水层电阻率降低较小而油层电阻率大为降低,因此形成低阻油层。
The variation of apparent resistivity from array laterolog and the difference between its deep and shallow resistivity during mud invasion reflect the characteristics of mud invasion.
泥浆侵入过程中阵列侧向视电阻率变化以及深浅视电阻率的幅度差异,有效反映了斜井泥浆侵入特性;
The resistivity of flushed zone and thickness of mud-cake can be obtained conveniently and accurately with the new interpretation chart.
这种新的解释图版可以同时交会出冲洗带电阻率和泥饼厚度,较现有的解释图版更加方便、准确。
If fracture porosity is 2%, it was derived from the simulation result that using high-resistivity mud (500 Q -m) can identify shale fractured formation which includes 750 fractures or more.
由模拟的结果得出当裂缝孔隙度为2%时,用高电阻率泥浆(500欧姆·米)可识别含有750条缝的微裂缝泥岩地层。
If fracture porosity is 2%, it was derived from the simulation result that using high-resistivity mud (500 Q -m) can identify shale fractured formation which includes 750 fractures or more.
由模拟的结果得出当裂缝孔隙度为2%时,用高电阻率泥浆(500欧姆·米)可识别含有750条缝的微裂缝泥岩地层。
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