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Research on digital model reconstruction of aircraft engine blades

ZHANG Xue,WANG Hao,DUAN Jun-ping   

  1. (Engineering Technichs Training Center,CAUC,Tianjin 300300,China)
  • Received:2014-10-12 Revised:2014-12-04 Online:2015-12-23 Published:2015-12-24

Abstract:

A modeling method for aircraft wing icing is proposed. With the analysis of droplet trajectory and icing critical conditions of ice nucleation,growth of icing frosting and icing under two conditions are analyzed. Internal quality frost heat transfer equation and surface heat balance equation are built,meanwhile,the ice thickness and ice growth model about temperature,humidity and surface temperature is conformed and aircraft ground icing simulation is carried out.

Key words: aircraft icing, numerical simulation, growth model

CLC Number: