Journal of the Korean Society of Manufacturing Process Engineers (한국기계가공학회지)

The Korean Society of Manufacturing Process Engineers (한국기계가공학회)
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A Study on Evaluation and Improvement of Sealing Performance of Duct Cap Assembly for Ice Dispenser By Nonlinear Contact Problem Analysis

비선형 접촉문제 해석을 통한 얼음 디스펜서 덕트 캡 조립체의 밀봉성능 평가 및 개선방안 연구

  • Lee, Boo-Youn (Dept. of Mechanical & Automotive Engineering, KEIMYUNG UNIV.)
  • 이부윤 (계명대학교 기계자동차공학전공)
  • Received : 2018.01.28
  • Accepted : 2018.03.06
  • Published : 2018.04.30
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Abstract

Present research is to evaluate and improve the sealing performance of the duct cap assembly for the ice dispensers through structural analysis. The nonlinear contact problems to check the sealing performance were analyzed using ANSYS software. The results of the analyses related to the sealing performance: the displacement distribution, the contact condition between the cap-silicon and the case, and the pressure distribution on the contact surface, were examined and discussed. Based on the results of the existing design of the duct cap assembly, two cases of the design modifications to improve the sealing performance were introduced. By examining the results of the two cases, a final design improvement plan was proposed and analyzed. It is shown that the sealing performance of the proposed final design is much more favorable than the existing design. The method of structural analysis and design improvement of the duct cap assembly presented in this paper will help improve the sealing performance of the ice dispenser duct caps.

Keywords

References

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