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利用二阶精度的 T V D 格式,对二维可压缩的非定常 Navier Stokes 方程进行了数值模拟,获得了跨、超声速区的定常解,并具有良好的激波分辨精度.数值试验涉及到了跨、超声速区的多种马赫数及攻角范围.
The 2D compressible unsteady NavierStokes equations are numerically simulated using the second-order accuracy T V D scheme. The steady-state solutions of the transonic and supersonic velocities are obtained, and the shock resolution accuracy is good. Numerical tests involve multiple Mach numbers and range of angles of attack across the transonic and supersonic zones.