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Chapter3 Petrophysics

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油藏流体 )• of  油藏岩石 )• 藏非均质性 )“ 间隙水 ( 原生水 )in of a of 束缚水be in a by by or is by or a 水体A of is is to as to of 溶解气of of 饱和油藏If a it is to as"• 未饱和油藏If a at it is to • 气顶In be in is of in a “of in in at of as of it is in by to is of 0 ° F of 0 °  PI ry of 0~70of 0~700~50to 0~400~25 ): 态 )液气 in at by at – at by at s t d o,r o,o 体积系数)• 800 kg/kg/lb/A of to as of to 20,000 Pa•s, in to a in o 1Tg 1of as   1a r 10 1 t 3 p s 10 t a r 10 0 t 4 p s 5 t a r 10 3 t p s 20 t  1000 3000 5000 70001000 333 200 143] 10-6 生孔隙缝孔隙洞 孔隙 )(铸体薄 片)%1 00 岩石骨架体积- 孔隙体积48%• 35%• 20% ~ 30%• 8% ~ 12%• 5% ~ 10%• he in of a in f 11p fp sp ip f• s): of by or  1 as n a 残余含油饱和度束缚水饱和度 )or of a to 1 1,000 = 达西定律 (s 流速度与压力梯度关系 达西流 )流体在多孔介质中的流动服从达西定律,流速与压力梯度成直线关系的渗流。非达西渗流 )流体在多孔介质中的流动不服从达西定律,流速与压力梯度偏离直线关系的其它渗流 。对渗透率 )to in a it is 对渗透率 )In in of is a of It is of 效渗透率 )of to w K K  1 效渗透率 (相渗透率 ):对渗透率对渗透率 终采收率 )=水率 )=11==is a to of a in of of in a by of be by a or a in c  c θ细管力 ) is by 简称毛管力 。 记为 ′′岩心铸体薄片 200摄像or of to to of of in is 势通道)
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