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Wedge 형태 연결부의 회전강성을 반영한 시스템 동바리 구조 안전성 분석
이형도 ( Lee Hyung Do ),김경윤 ( Kim Gyeong Yun ),장남권 ( Jang Nam Kwon ),원정훈 ( Won Jeong-hun ) 한국구조물진단유지관리공학회 2017 한국구조물진단유지관리공학회 학술발표대회 논문집 Vol.21 No.1
This paper analyzed the effects of rotational stiffness of wedge connection between vertical and horizontal members of system supports. By simulating the connection condition both a hinge connection, which is considered in the design stage, and a spring with the rotational stiffness reflecting the actual behavior, the critical buckling load and the maximum combination stress ratio are compared. The results show that hinge condition somewhat underestimate the actual behavior of vertical members of system supports. However, it is also noted that the horizontal member represents the increased stress due to the rotational stiffness of the connection.