根据湍流的动能和动能耗散率输运方程，建立了折射率起伏方差的计算模型。

Based on turbulent kinetic energy and the rate of turbulent dissipation transport equations, the equation to calculate variance of the refractivity fluctuation is modeled.

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根据剪切率和能量耗散率的定义，建立了幂律流体湍流剪切率与能量耗散率的关系式。

According to the definition, a relationship between the shear rate and the energy dissipation rate is obtained for turbulent flow of power law fluid.

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在湍流模型下，使用有限体积法求解质量守恒方程、动量方程、湍动能方程和湍动耗散率方程。

In turbulence model, the simulation applied finite volume method to solve the mass conservation equation, momentum equation, turbulent kinetic energy equation and turbulent dissipation rate equation.

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