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체용론(體用論)으로 살펴 본 "동의수세보원(東醫壽世保元) "의 의미
전준영,박성식,Jeon, Jun-Young,Park, Seong-Sik 사상체질의학회 2005 사상체질의학회지 Vol.17 No.2
1. Objectives The pesent study purposed to examine Dongmu Lee Je-Ma's Sasang philosophy from the viewpoint of Che-Yong relation and to understand the effect of Che-Yong relation on Dongmu philosophy. 2. Methods First, we briefly compared the concept of Che-Yong relation in Jeongju philosophy, which has a dualistic philosophical structure, with the concept of Han Suk-Ji's harmonious Che-Yong relation, which has a monistic philosophical struaure and, based on rhe result, analyzed the characteristics of rhe concept of Che-Yong in Dongmu philosophy focused on Seongmyeong rheory, Sadan rheory and Hwakchung theory in ${\ulcorner}$Dongyi Suse Bowon${\lrcorner}$. 3 Results and Conclusions Jeongju philosophy is different from Dongmu philosophy in irs philosophical struaure characterized by Che-Yong relation, and the concept of Che-Yong in Dongmu philosophy forms the characteristics of Han Suk-ji's monistic harmonious Ole- Y ong relation. This produces results as follows. (1) Form a universal view of human beings centering of man's autonomous will and possibility. (2) Have a philosophical structure understood nor as a partial thought but as a total thought. (3) Assert that man has a good nature fundamentally and is obliged to practice goodness. (4) Assume that all human beings are equal. (5) It is assumed that the structural characteristics of harmonious Che-Yong relation in Dongmu philosophy can be the ground of definition of Silhak (practical science) in Oriental philosophy. It can be said that the realities of the universe and human beings can be discussed in philosophical structure with the logic of harmonious Che-Yong relation based on the unity of time and space. The philosophical logic based on the tealities can be defined as Silhak.
단일주파수 가진 및 방향성 파수 분광법을 활용한 복합재 결함탐지
전준영(Jun Young Jeon),남현우(Hyeonwoo Nam),공예슬(Yeseul Kong),박규해(Gyuhae Park) 한국비파괴검사학회 2020 한국비파괴검사학회지 Vol.40 No.6
본 연구에서는 정상상태 응답을 측정하는 레이저스캐닝을 이용하여 방향성 파수 분광법을 통한 이방성 복합재 구조물의 결함 탐지 및 가시화 기법을 소개한다. 시편에 설치된 압전구동기를 통하여 구조물에 60 kHz 이상의 고 주파수 단일 신호를 통해 가진하고, 구조물을 거울 방향 조절 장치와 Laser doppler vibrometer를 이용하여 측정하고 신호처리를 통한 정상상태 응답을 획득한다. 획득된 정상파 영상화 정보를 통해 방향 별 파수특성을 분석을 통해 이방성 특성을 최소화하는 파수필터를 생성하고, 신호처리를 통해 구조물의 손상 가시화를 수행하였다. 개발 기법의 검증을 위해 0°, 90°, 0°의 각도로 적층된 Bi-directional 복합재구조물에서 실험을 진행하였고 기존 기법대비 높은 민감도로 결함 탐지 및 가시화가 가능함을 증명하였다. This work presents an improved damage-detection technique for nonisotropic composite structures using steady-state excitation-based laser Doppler vibration (LDV). Using a single fixed-frequency excitation from a mounted piezoelectric transducer, the full steady-state wavefield can be obtained using an LDV with a mirror-tilting device. After high-speed scanning, wavenumber filtering is applied to determine the dominant wavenumber components of the measured wavefield, which can be used for damage-sensitive features. In this process, the directional correction of the wavenumber is performed to minimize the anisotropic characteristic in damage detection using local wavenumber estimation. To validate this technique, several experiments were performed on nonisotropic composite structures containing delamination. The results showed that the proposed technique is very efficient in detecting and quantifying delamination and debonding damage on nonisotropic structures at high speeds.
항공기용 연료호스의 빔 시일 피팅의 형상변화에 따른 접촉특성에 관한 연구
전준영(Jun-Young Jeon),김병탁(Byung-Tak Kim) 한국기계가공학회 2013 한국기계가공학회지 Vol.12 No.6
An aircraft fuel hose is a kind of high pressure hose, and generally consists of a nipple, a socket, an inner tube, and a reinforcement layer to increase the tensile strength. Especially the nipple supports the other components in manufacturing stages such as the swaging or crimping processes however, the nipple also serves to prevent leakage in cases of hose engagement with a hydraulic system. To ensure the seal of the hose assembly, a beam seal fitting with metal-to-metal contact is usually adopted at the end of a nipple. Therefore, the geometry of the beam is an important parameter to be determined to make sure there is sufficient contact force. This study aims to investigate the effects of beam seal geometry on the contact force by changing the inclined angle and the thickness of the beam. The results reveal that the proper thickness and inclined angle of the beam seal are 0.45 mm and 8.5°, respectively.
교통사고로 인한 편타 손상의 침 치료에 대한 임상연구의 국내외 동향
전준영 ( Jun Young Jeon ),유덕주 ( Duk Joo Yoo ),맹태호 ( Tae Ho Maeng ),심재우 ( Jae Woo Shim ),조우영 ( Woo Young Cho ),김형석 ( Hyung Suk Kim ),임웅진 ( Woong Jin Lim ),이종수 ( Jong Soo Lee ) 한방재활의학과학회 2015 한방재활의학과학회지 Vol.25 No.4
Objectives This study aimed to research current trends of acupuncture treatment of whiplash associated disorder (WAD). Methods Clinical studies about acupuncture therapy on WAD were searched in 7 databases. The included studies were classified according to their publication dates, methods, interventions, outcome measures. Interventions were analyzed by accompanied intervention, acupoint, acupuncture retaining time and treatment period. Results 14 articles were included. The number of studies on acupuncture for WAD shows increasing tendency since 1990. The included studies consist of 6 randomized controlled trials (RCTs), 2 non-randomized controlled trials (nRCTs), 2 cohort studies, 1 before and after study, 1 case study and 2 case reports. Most studies used visual analogue scale (VAS) as primary outcome. Conclusions This review demonstrates that further clinical studies need to be carried out under the formal clinical practice guidelines of acupuncture therapy for WAD in order to support clinical treatment objectively. (J Korean Med Rehab 2015;25(4):47-54)