To offer a theoretical foundation for chemical equipment design, three-dimensional numerical simulations are made for compressible turbulent mixing shear layer based on large eddy simulation(LES).
为了加深对复杂流动混合现象的认识，为化工设备设计提供理论基础，用大涡模拟方法对可压缩气体混合层进行了三维数值模拟。
On applying large eddy simulation (LES) to practical interest, the main difficulties were high requirement of numerical schemes and huge computational cost.
在将大涡模拟(LES)应用到工程实际时，面临着两个主要难点：LES对格式要求高和计算量大。
The re-circulation and reattachment process in backward-facing step flow is investigated using large eddy simulation (LES).
应用自主开发的大涡模拟程序数值模拟研究了后台阶流动中再附着过程的演变。
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