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PDP 격벽제작을 위한 롤-프레싱 공정에서의 유한요소해석을 통한 공정변수 분석에 관한 연구
류승민(Seung-Min Ryu),박상후(Sang Hu Park),이석렬(Seok-Ryul Lee),홍진태(Jin Tae Hong),양동열(Dong-Yol Yang) 대한기계학회 2006 대한기계학회 춘추학술대회 Vol.2006 No.6
Plasma Display Panel (PDP) is considered as one of the most popular flat panel displays due to its characters such as wide screen area, thin thickness, and wide angle of view. However, there are still remained problems should be solved to improve the efficiency of consuming power, and many works have been conducted to change the structure of barrier-ribs in the PDP for improving its efficiency. Generally, enlarging the coating space of phosphors and the discharging space of the ribs is the way to improve the efficiency. In this work, a roll-pressing process has been proposed with various rolling paths to fabricate highly efficient rib as closed types such as rectangular shape for HDTV. Also, the finite element method was employed to analysis the process parameters and to optimize them. Through this work, some kinds of barrier-ribs were fabricated using the proposed process, and optimal conditions were estimated.