| 微米结构聚合物涂层的制备及减阻性能研究 |
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| 引用本文： | 封贝贝,张岩,豆照良,汪家道,陈大融.微米结构聚合物涂层的制备及减阻性能研究[J].功能材料,2012,43(8):1049-1051,1055. |
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| 作者姓名： | 封贝贝 张岩 豆照良 汪家道 陈大融 |
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| 作者单位： | 清华大学摩擦学国家重点实验室,北京,100084 |
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| 基金项目： | 国家自然科学基金资助项目，高等学校博士学科点专项科研基金资助项目 |
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| 摘 要： | 采用高压空气喷涂工艺,制备了一种聚合物涂层。利用白光干涉表面形貌仪对涂层表面形貌进行了表征,结果表明该涂层表面具有微米级凹坑结构。根据表面元素分析的结果,说明了涂层表面形貌形成的机理。通过小型高速水洞的测试,验证了该涂层的减阻效果。并以微漩涡理论解释了减阻机理。
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| 关 键 词： | 聚合物涂层 微米结构 减阻 |
Fabrication and drag reduction property of polymer coating with micron-scale structured surface |
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| FENG Bei-bei,ZHANG Yan,DOU Zhao-liang,WANG Jia-dao,CHEN Da-rong.Fabrication and drag reduction property of polymer coating with micron-scale structured surface[J].Journal of Functional Materials,2012,43(8):1049-1051,1055. |
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| Authors: | FENG Bei-bei ZHANG Yan DOU Zhao-liang WANG Jia-dao CHEN Da-rong |
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| Affiliation: | (State Key Laboratory of Tribology,Tsinghua University,Beijing 100084,China) |
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| Abstract: | A kind of polymer coating with micron-scale structures was prepared using air spray painting technique.A surface mapping microscope was utilized to study the surface of the polymer coating.The formation mechanism of the structured surface was given according to the X-ray spectroscopy analysis.Test results in a water tunnel show remarkable drag reduction rate on the polymer coating.The drag reduction mechanism was discussed. |
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| Keywords: | polymer coating micro cavity drag reduction |
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