The impaction of numerical precision on the accuracy of simulated flow field is checked. Curving level of throat wall arc mesh is compared to see the effect on flow loss.

并比较了数值精度对流场模拟精度的影响和喉道壁面网格的圆弧度处理对流动损失的影响。

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The motor dust collector has sound dust collection effect, small loss of flow resistance and low noise, and rainwater protecting functions, and can endure impaction of rainwater from any direction.

本除尘器除尘效果好，流动阻力损失小，噪声低，具有很好的防雨水功能，可以承受任何方向的雨水冲击。

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