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한옥의 유지관리를 위한 정보체계 구축 방안에 대한 기초 연구
김우현(Kim Woo-Hyun),임재복(Lim Jae-Bok),김주형(Kim Ju-Hyung),김재준(Kim Jae-Jun) 대한건축학회 2011 대한건축학회 학술발표대회 논문집 - 계획계/구조계 Vol.31 No.2(구조계)
Nowadays, it is usual to build new Han-Ok, developed Han-Ok, Han-Ok like buildings. In this situation, it needs to study for the way of conservation of Korean traditional Han-Ok. Traditional Han-Ok is not too different from the other Han-Oks above in process. However, there is a primary difference between them. It is data conservation. In the past, Han-Oks were used to be built without any architectural plans, so it could be easy to be in trouble for maintenance. From the problem, this study starts with the purpose of figuring out the method for the maintenance of Han-Ok by BIM.
김우현(Woo Hyun Kim),박정우(Jeong Woo Park),이원형(Won Hyong Lee),김원화(Won Hwa Kim),정명진(Myung Jin Chung) 대한전기학회 2009 대한전기학회 학술대회 논문집 Vol.2009 No.7
본 논문에서는 로봇의 감정과 의사표현을 위해서 3D모델 기반의 시뮬레이션이 가능한 에디팅 툴킷을 이용하였고, 사람과 로봇의 감정 상호 작용과 로봇이 제공하는 서비스의 구현을 위해서 다양한 멀티모달 표현을 생성하였다. 로봇은 얼굴표정, 그리고 목과 팔의 움직임으로 멀티모달 표현을 하였으며, 멀티모달 감정/의사 표현을 구성하는 각 모달리티별 표현들은 에디팅 툴킷을 통하여 동기화되었다. 이렇게 생성된 로봇의 멀티모달 감정/의사 표현은 DB형태로 저장되고, 이를 재조합하고 수정하여 새로운 표현을 생성할 수 있도록 하였다.
김우현,길경석,김성욱,Kim, Woo-Hyun,Kil, Gyung-Suk,Kim, Sung-Wook 한국전기전자재료학회 2019 전기전자재료학회논문지 Vol.32 No.4
Induction motors connected with a three-phase AC system may malfunction due to reverse phase or open phase faults. Conventional overcurrent relays and overheating relays are used to prevent such accidents; however, their drawbacks include a low response speed and false operation. Therefore, in this study, a digital relay for the reverse-open phase was designed and fabricated. This relay can detect the reverse phase and open phase faults and send a trigger signal to the control circuit. The proposed relay was developed based on a microcontroller. The detection times of the reverse phase and open phase were verified as 320ms and 80ms, respectively. Compared with conventional relays that only protect the motor from one type of fault, the proposed relay can detect both, reverse phase and open phase faults. In addition, the fault detection, identification criterion, and trigger signal patterns can be modified by programming according to the requirements of users.