化工学报 ›› 2017, Vol. 68 ›› Issue (8): 2969-2978.DOI: 10.11949/j.issn.0438-1157.20170302
嵇正波, 孙见君, 马晨波, 於秋萍, 陆建花
收稿日期:
2017-03-27
修回日期:
2017-05-04
出版日期:
2017-08-05
发布日期:
2017-08-05
通讯作者:
孙见君
基金资助:
国家自然科学基金项目(51375245,51505230);江苏省自然科学基金项目(BK20130976);扬州市工业前瞻性研究计划项目(YZ2014092)。
JI Zhengbo, SUN Jianjun, MA Chenbo, YU Qiuping, LU Jianhua
Received:
2017-03-27
Revised:
2017-05-04
Online:
2017-08-05
Published:
2017-08-05
Supported by:
supported by the National Natural Science Foundation of China (51375245, 51505230), the Natural Science Foundation of Jiangsu Province (BK20130976) and the Yangzhou City Industrial Prospective Study Program (YZ2014092).
摘要:
密封界面的泄漏机理是机械密封研究与应用的焦点问题之一,涉及泄漏通道表征、粗糙表面的接触力学模型、界面微观形貌变化以及介质流体在泄漏通道中的流动阻力等问题。回顾了近几十年国内外接触式机械密封泄漏通道模型的研究,深入分析了G-W模型、M-B模型和Persson模型3种粗糙表面接触力学模型的贡献和存在的问题,提出了一种基于逾渗理论的泄漏通道新模型;探讨了密封界面的分形参数、泄漏通道的流动阻力以及密封界面的有限尺寸效应对泄漏特性的影响,指出孔隙连通贯穿界面和流体流经贯穿通道的流动阻力小是密封界面产生泄漏的成因,以及泄漏通道的形成和泄漏通道内的流体流动特性是泄漏机理研究的主要方向。
中图分类号:
嵇正波, 孙见君, 马晨波, 於秋萍, 陆建花. 接触式机械密封界面泄漏机理研究的关键科学问题[J]. 化工学报, 2017, 68(8): 2969-2978.
JI Zhengbo, SUN Jianjun, MA Chenbo, YU Qiuping, LU Jianhua. Key scientific problems for studying leakage mechanism of contact mechanical seal interface[J]. CIESC Journal, 2017, 68(8): 2969-2978.
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[15] | 傅予, 刘兴翀, 王瀚雨, 李海敏, 倪亚飞, 邹文静, 雷月, 彭永姗. F3EACl修饰层对钙钛矿太阳能电池性能提升的研究[J]. 化工学报, 2023, 74(8): 3554-3563. |
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全文 850
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摘要 691
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