1) Forchheimer's non-Darcy flow
Forchheimer型非Darcy渗流
1.
Based on the simplification about the control equations of systems of Forchheimer's non-Darcy flow,a set of dimensionless partial-differential equation is obtained,and analysis on the existence,stability and jump of the steady states of the system is carried out,and hysteretic bifurcation in the system is discussed in details.
在对Forchheimer型非Darcy渗流系统的控制方程进行简化的基础上,分析了系统平衡态的存在性、稳定性及其跳跃,详细讨论了系统的滞后分岔。
2) non-Darcy flow
非Darcy渗流
1.
One-dimensional consolidation of saturated cohesive soil considering non-Darcy flows
考虑低速非Darcy渗流的饱和黏性土一维固结分析
2.
Currently, the low permeability oilfield in Changqing is in the status of low natural output capacity and difficulty to see injection-water effect of oil extraction well, therefore it is necessary to study non-Darcy flow characteristic and mechanism of low permeability rocks.
由于目前长庆低渗透油田处于自然产能低、采油井难以见到注水效果的状况,因此有必要研究低渗透岩石的非Darcy渗流规律和机理。
3.
In order to improve the precision of consolidation computation,Terzaghi′s one-dimensional consolidation theory is modified based on the non-Darcy flow described by the power function for the lower velocity of flow and the linear function for higher velocity of flow,and the numerical analysis is performed using the finite volume method.
引入可以同时考虑低速渗流曲线段和较高速渗流直线段的非Darcy渗流方程,重新推导饱和黏土一维固结方程,并采用有限体积法对该方程进行数值求解。
3) non-Darcy seepage
非Darcy渗流
1.
One-dimensional consolidation properties of saturated clays with non-Darcy seepage;
非Darcy渗流时饱和粘土的一维固结特性
2.
Terzaghi’s one-dimensional consolidation theory is modified based on the non-Darcy seepage equation considering the initial hydraulic gradient,and the finite difference scheme is introduced.
采用考虑起始水力梯度的非Darcy渗流方程,修正了Terzaghi饱和黏土一维固结理论,给出了相应的有限差分格式,并据此探讨了起始水力梯度对渗流前锋、孔隙水压力和土层固结度的影响。
3.
Terzaghi s one-dimensional consolidation theory is modified based on the modified non-Darcy seepage equation considering the initial hydraulic gradient,and solved by using the finite volume method in this paper.
采用考虑起始水力梯度的非Darcy渗流方程,修正了Terzaghi饱和黏土一维固结理论,并用有限体积法进行了求解。
4) Forcheimr's non-Darcy flow
Forcheimer型非Darcy流
5) Darcy-Forchheimer drag
Darcy-Forchheimer阻力
6) Darcy-Forchheimer equation
Darcy-Forchheimer方程
补充资料：Darcy
分子式：
CAS号：
性质： 是液体以层流状态通过填充层、固定层等的粉体层并考虑温度对液体黏度的影响时的渗透率单位。当液体的黏度为1cP，以1atm/cm的压力梯度，流过粉体层的通量为lcm3/cm2·s，这时的渗透率称为1达西。1达西=9.87×10-9cm2。
CAS号：
性质： 是液体以层流状态通过填充层、固定层等的粉体层并考虑温度对液体黏度的影响时的渗透率单位。当液体的黏度为1cP，以1atm/cm的压力梯度，流过粉体层的通量为lcm3/cm2·s，这时的渗透率称为1达西。1达西=9.87×10-9cm2。
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参考词条