Small Grant for Exploratory Research: Transverse Acoustical Wave Interaction with a Turbulent Boundary Layer (REU Supplement)
Small Grant for Exploratory Research: Transverse Acoustical Wave Interaction with a Turbulent Boundary Layer (REU Supplement)
批准号:
9022470
负责人:
Harold Jacobs
金额:
$6.25万
依托单位国家:
美国
项目类别:
Standard Grant
财政年份:
1990
资助国家:
美国
项目状态:
已结题
起止时间:
1990-09-15 至 1992-09-30
中文摘要
在探索性研究小额赠款的资助下, 建模工作将解决横向的相互作用 湍流平板特性的声波 板块边界层驻波和行波 将被考虑。模型验证将通过 与现有实验数据的比较, 与纵向声波的相互作用。既然如此, 对转变和热传递的显著影响是 观察 横波通常发生在燃烧室中。 声驱动的壁面剪切和传热变化 可以用于燃烧中的有益效果, 冷却应用。
英文摘要
With funding under a Small Grant for Exploratory Research, a modeling effort will address the interaction of transverse acoustical waves on the characteristics of a turbulent flat plate boundary layer. Both standing as well as traveling waves will be considered. Model validation will be through comparison with existing experimental data for the case of interaction with longitudinal acoustic waves. In that case, significant effects on transition and heat transfer have been observed. Transverse waves commonly occur in combustion chambers. Acoustically driven changes in wall shear and heat transfer could be utilized for beneficial effects in combustion and cooling applications.
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会议论文
Thermal Sciences: Emerging Technologies and Critical Phenomena Workshop
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批准号:9104006
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项目类别:Standard Grant
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资助金额:$3.05万
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财政年份:1991
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负责人:Harold Jacobs
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依托单位:
Presidential Award for Excellence in Science and MathematicsTeaching
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批准号:8850762
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项目类别:Standard Grant
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资助金额:$0.75万
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财政年份:1988
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负责人:Harold Jacobs
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依托单位:
Undergraduate Research Participation
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批准号:8025671
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项目类别:Standard Grant
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资助金额:$2.2万
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财政年份:1981
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负责人:Harold Jacobs
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依托单位:
Undergraduate Research Participation
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批准号:7683853
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项目类别:Standard Grant
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资助金额:$4.99万
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财政年份:1977
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负责人:Harold Jacobs
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依托单位:
海外基金