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采用 k -ε湍流模型和 PISO 算法对比研究了基态叶片和叶片外缘外伸后的贯流风机气动效率和噪声。以通风机全压效率作为经济指标,计......
In this study,non-cavitating and cavitating flow around the benchmark DTMB 4119 model propeller are solved using both vi......