张靖周
Professor
Education Level:南京航空学院
Degree:Doctoral Degree in Engineering
School/Department:College of Energy and Power Engineering
Discipline:Aerospace Propulsion Theory and Engineering. Engineering Thermophysics
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Affiliation of Author(s):能源与动力学院
Journal:航空学报
Key Words:压电风扇;横流;双风扇;对流换热;数值模拟;
Abstract:基于压电风扇位移的周期性运动规律,采用动网格技术对存在横流时双压电风扇激励的三维非定常流动和传热进行数值模拟,获得了双压电风扇两种布置方式(并列和串列)在同相和反相振动方式下的涡系结构和表面换热特征。研究结果表明,双压电风扇振动相位对于对流换热性能有较大的影响,对于并列布置的双压电风扇,反相振动时在双风扇振动包络区下游的换热能力优于同相振动情形;对于串列布置的双压电风扇,反相振动时在相邻风扇之间的区域对流换热显著低于同相振动情形。
Translation or Not:no
Date of Publication:2018-01-01
Co-author:李鑫郡,TAN Xiaoming
Correspondence Author:zjz
