西安石油大学：《油藏物理（油层物理学）Petro-physics》精品课程教学资源（英文课件）Physics property of reservoir rock 1.6 permeability of reservoir rock 岩石物性

The permeability,k,in Equation 3.9 is termed the “absolute”?permeability if the rock is 100% saturated with a single fluid (or phase),such as oil, gas,or water. In presence of more than one fluid, permeability is called the "effective" permeability

The permeability, k, in Equation 3.9 is termed the “absolute” permeability if the rock is 100% saturated with a single fluid (or phase), such as oil, gas, or water. In presence of more than one fluid, permeability is called the “effective” permeability

油藏物理学一傭层岩石的渗透率 Range of application in Darcy'law: Newtonian fluid and linearity motion

油藏物理学——储层岩石的渗透率 Range of application in Darcy’law： Newtonian fluid and linearity motion

庙藏物理学一倩层岩石的碜透率 2 The physical characteristic of permeability from theory: based on Newton's internal friction law): T=L·Y (1) f is constant tlu=c (2)

油藏物理学——储层岩石的渗透率 2 The physical characteristic of permeability from theory： based on Newton’s internal friction law)：      is constant  /   c  if  （１） （２）

if fluid can flow through porous media, must satisfy the basic condition: Motivation=resistance so APiu=c (3) L

if fluid can flow through porous media, must satisfy the basic condition: Motivation=resistance so c L P   /  （３）

油藏物理李一傭层岩石的渗透率 deformate the Darcy equation 0=K1.u L 3 substitute Darcy equation: 2=C·K

油藏物理学——储层岩石的渗透率 deformate the Darcy equation ： /  L P Q K A     （３） substitute Darcy equation： Q  C  K