Numerical results are reported for the effect of buoyancy ratio N = GrS/GrT and the Le numbers on the characters of double-diffusive convection.

• 本文采用有限单元法求解涡量、流函数、能量和组分控制方程,数值模拟了在温度梯度和浓度梯度正交情况下竖直环形容器内的双扩散对流结构。