【摘 要】
：
本文采用商用软件FLUENT所提供的不同湍流模型,包括标准k-ε模型、RNG k吨模型、Realizable k-ε模型、标准k-ω模型及SST k-ω模型,将其计算得到的流场相关参数代入TA方法的
【机 构】
：
同济大学声学所,上海200092中国航发商用航空发动机有限责任公司,上海200092
【出 处】
：
2017年西安-上海声学学会第五届声学学术会议
论文部分内容阅读
本文采用商用软件FLUENT所提供的不同湍流模型,包括标准k-ε模型、RNG k吨模型、Realizable k-ε模型、标准k-ω模型及SST k-ω模型,将其计算得到的流场相关参数代入TA方法的喷流噪声半经验预测模型Fortran90代码中,分析不同湍流模型对喷流噪声远场声压级SPL的影响.通过与实验结果的对比,标准k-ε模型、RNG k-ε模型和SST k-ω模型能够较好地用于TA喷流噪声预测计算,该结论为理论分析喷流湍流流场及其噪声场提供参考依据.
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