加压液化输沙技术运用于“浑水水力分离清水装置”的数学模型选择  

Application of Pressurized Liquefied Sediment Transport Technology to Mathematical Model of Turbid Water Hydraulic Separation Device

作　　者：惠康 

机构地区：[1]新疆维吾尔自治区水利水电勘测设计研究院,新疆乌鲁木齐830000

出　　处：《广东水利水电》2015年第3期1-3,13,共4页Guangdong Water Resources and Hydropower

基　　金：国家星火计划(2012GA890002);国家自然科学基金重点资助项目(50469003)

摘　　要：该文运用FLUENT软件,分别采用RNG k-ε紊流模型和RSM模型,使用多相流混合物计算模型对加压液化渗水孔作用于浑水水力分离清水装置的水沙两相三维流场进行了数值模拟。经计算得出了不同计算模型计算结果,与物理模型实验结果进行对比。通过对比分析,得出RNG k-ε模型能够较好的预报内部流场。研究成果为后期使用数值模拟的研究方法,完善加压液化输沙技术的结构参数提供了理论依据。In order to use numerical simulation methods , to complete combination of pressurized liquefied sediment transport technology and turbid water hydraulic separation device , FLUENT software has been used .And respectively RNG k -εturbulence model and the RSM model have been applied to pressurized liquefied water seepage holes role separation means muddy water and sediment in the two -phase three -dimensional flow field with using multiphase mixture calculation model .Different results are calculated by the calculation model , and compared with the physical model experiment results .Through the contrast analysis , RNG k-εturbulence model can be well forecast the internal flow field .Study results are provided for later numerical simulation researches and as the theory basis of pressurized liquefied sediment structure parameters of technique improvement .

关 键 词：浑水水力分离清水装置 水沙分离 数值模拟 加压液化输沙技术 

分 类 号：TV131.66[水利工程—水力学及河流动力学]