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DALIAN UNIVERSITY OF TECHNOLOGY Login 中文
周一卉

Associate Professor
Supervisor of Master's Candidates


Gender:Female
Alma Mater:Dalian University of Technology
Degree:Doctoral Degree
School/Department:Chemical Engineering
Discipline:Safety Science and Engineering. Chemical Process Equipment
Business Address:Room H403,West Dist.,DUT
Contact Information:13500780440
E-Mail:zflower@dlut.edu.cn
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Current position: Home >> Scientific Research >> Paper Publications

旋转式压力能交换器密封端面液膜压力和泄漏量的数值模拟

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Indexed by:期刊论文

Date of Publication:2009-06-15

Journal:润滑与密封

Included Journals:PKU、ISTIC

Volume:34

Issue:6

Page Number:81-84

ISSN No.:0254-0150

Key Words:旋转式压力能交换器;端面密封;液膜压力

Abstract:旋转式压力能交换器是利用正位移原理进行流体压力能利用的装置.为全面了解其端面密封特性,基于N-S方程和SIMPLEC算法,在不同端面间隙和流量下,对密封端面流场进行了数值模拟,考察了密封压力和端面泄漏的变化情况.结果表明:转子转速对端面泄漏量没有影响,端面间隙内的流动为层流时,可以获得较为稳定的液膜压力;端面密封性能随着间隙的增加迅速恶化,当间隙超过0.03 mm后,即丧失密封能力.