【叶轮旋转机械气动噪声理论与控制的研究及其工程应用】黄其柏.pdf
ADissertationSubmitted toHuazhongUni-versityofScienceandTechnologyfortheDegree ofDoctorofPhilosophyinEngineering Researchesonthe Theoryand Control of Aerodynamic Noise of Blade Rotating Machinery with Appli-cations in Engineering Candidate:Huang Qibai Supervisor:Professor Shi Hanmin ProfessorYangS
ABSTRACT This dissertation presents a systemetic research on the theory and control methods ofaerodynamic noise ofbladerotatingmachinery.Theresearchis supportedby the doc-toral student trainingfundofChineseEducation Committee andTaichunrefrigeratione-quipment factory.
5本章小结第六章离心风机蜗舌气动噪声的D一最优数学模型及声学性能研究 6引言6D一最优回归建模理论 离心风机蜗舌噪声增量数学模型试验方案6离心风机蜗舌D一最优噪声增量数学模型6离心风机蜗舌气动噪声的声学性能分析6本章小结第七章离心风机蜗壳的声腔模态分析及蜗亮声阻抗与声辐射特性的研究7问题的提出与声腔共振频率的分析7离心风机蜗壳基频声腔共振一集中阻抗模型7离心风机蜗壳的高阶声模态.