吉林水利
吉林水利
길림수리
JI LIN WATER RESOURCES
2015年
5期
9-15,18
,共8页
弯曲溢洪道%流场%数值模拟
彎麯溢洪道%流場%數值模擬
만곡일홍도%류장%수치모의
bend spillway%flow field%Numerical simulation
依据RNGk-着双方程紊流模型，并采用VOF方法追踪自由水面和笛卡尔网格法处理复杂几何边界，对汤河水库溢洪道弯道水流进行了三维数值模拟，得到不同流量下溢洪道弯道的自由水面线、压力分布以及流速等流场参数分布规律。
依據RNGk-著雙方程紊流模型，併採用VOF方法追蹤自由水麵和笛卡爾網格法處理複雜幾何邊界，對湯河水庫溢洪道彎道水流進行瞭三維數值模擬，得到不同流量下溢洪道彎道的自由水麵線、壓力分佈以及流速等流場參數分佈規律。
의거RNGk-착쌍방정문류모형，병채용VOF방법추종자유수면화적잡이망격법처리복잡궤하변계，대탕하수고일홍도만도수류진행료삼유수치모의，득도불동류량하일홍도만도적자유수면선、압력분포이급류속등류장삼수분포규률。
Based on two-equation turbulence model of RNG ,and using VOF method to track the free surface and the Cartesian grid method to deal with complex geometric boundaries ,Tanghe Reservoir spillway flow curve dimensional numerical simulation were obtained free water distribution line of different flow under spill-way bend,pressure distribution and flow field parameters distribution law.
