应用三阶精度TVD格式和自由型曲面阿格技术,对涡轮内冷叶片进行气热耦合数值模拟.结合商用软件采用多种湍流模型计算方法的结果进行实验验证和对比分析,结果表明,商用软件采用传统湍流模型对温度边界层的模拟是不合理的,采用考虑转捩的湍流模型,调整转捩起始雷诺数,可以较好地模拟温度边界层的热传导.本文对非转捩区边界层温度的计算结果与实验结果吻合较好.
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