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이인하 ( Inha Lee ),박두순 ( Doo-soon Park ) 한국정보처리학회 2013 한국정보처리학회 학술대회논문집 Vol.20 No.2
장애인들의 불편함을 도와주기 위해 스마트폰을 이용하여 장애인을 위한 음식 추천 시스템을 구현하였다. 장애인들은 시각 장애인, 청각 장애인, 지체 장애인들이 있으며 모든 장애인들이 스마트폰을 이용하여 음식점을 추천해주는 앱이다. 사회 약자들에게 많은 도움이 될 것이라 생각된다.
자동차용 휠 베어링 팩 시일의 억지끼워맞춤에 의한 내륜변형 해석
이인하(Inha Lee),장호섭(Hosup Jang),이승표(Seungpyo Lee) 한국자동차공학회 2010 한국자동차공학회 학술대회 및 전시회 Vol.2010 No.11
In this paper, deformation analysis is performed in order to check the interference fit for inner ring of automotive wheel bearing pack-seal. Commercial software MSC. MARC is used and material nonlinear, geometric nonlinear and contact analysis are carried out to get a more accurate results. We considered the design tolerances between inner ring and outer steel of pack-seal and got the allowable interference range of inner ring. From this result, we found that the interference between inner ring and spindle may occur in the worst design case.
Development of Stiffness Analysis Program for Automotive Wheel Bearing
Inha Lee(이인하),Younggeol Cho(조영걸),Jungho An(안정호),Youngmin Cho(조영민),Munsung Kim(김문성),Cheonsoo Jang(장천수),Younghwan Lee(이영환),Seungpyo Lee(이승표) 한국자동차공학회 2012 한국자동차공학회 부문종합 학술대회 Vol.2012 No.5
Automotive wheel bearing is an essential component of the vehicle and transmits engine power into wheels and supports vehicle weight. As comfortable ride has recently been the common interest, the stiffness of bearing which affects the steering performance becomes significant. In this study, the program BSAP was developed to carry out the stiffness analysis by designer easily and quickly. BSAP has three templates; CATIA template, AFC template, and Report template. In CATIA template, 3D analysis model was generated from the CAD model by eliminating useless fillets and holes and assigning heat treatment parts. Material property, boundary conditions and loadings were applied and analysis was performed in AFC template. Finally, analysis results were reported automatically in Report template. Bearing stiffness analysis was performed by using the BSAP. To verify the reliability of BSAP, the analysis results were compared with experiment results. They showed good agreement with the experiment results.