起伏输油管道临界完全携积水油速数值模拟

李岩松, 丁鼎倩, 韩东, 刘静, 梁永图

Numerical Simulation of Critical Oil Velocity Required to Completely Remove Water Lump Deposited in Hilly Oil Pipelines

LI Yansong, DING Dingqian, HAN Dong, LIU Jing, LIANG Yongtu

表1 边界条件

Tab.1 Boundary conditions

控制变量	管壁边界条件	相界面边界条件	对称边界条件	入口边界条件
${\bar{v}}_{z}$	${\bar{v}}_{z, wal}$ =0	τ_int,w=τ_int,o ${\bar{v}}_{z, w}$ ${\bar{v}}_{z, o}$	${\frac{\partial {\bar{v}}_{z}}{\partial x}\|}_{x = 0}$ =0	${\bar{v}}_{z, o}$ =v_so
μ_SGS	μ_SGS,wal=0	波状界面模型计算	${\frac{\partial μ_{SGS}}{\partial x}\|}_{x = 0}$ =0