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      • KCI등재

        `Visit_host` 프레임의 일본어 문화이미지프레임(CIF) 구성에 관한 일고찰

        이준서 ( Lee Jun-seo ) 한국일어일문학회 2017 日語日文學硏究 Vol.101 No.1

        This paper is a trial to find out the cultural lexical elements of the Japanese Cultural Image Frame(CIF) about `visit_host` frame. The universal frame of `visit_host` is composed of core lexical elements(i.e. `visitor` and `host`) and various non-core lexical elements different from languages. We differentiate Cultural Image Frame(CIF) from the `universal frame`(fillmore, 1977). The text-based UF has a single frame and the image baed CIF has multi lingual frame different from each language. Also, we suppose that CIF is comprised of the core lexical elements and the image-based cultural lexical elements whereas the universal frame has the core and non-core elements. By utilizing the Cultural Element Mining System(CEMS) which has been developed from LEE(2016), cultural lexical elements reflecting language specific characteristics could be found out. The Japanese verb of `tazuneru` has very strong connection with `omiyage`(present) which has to be brought with by a visitor. In the contrast, the Korean verb of `chajagada` which is the counterpart the Japanese verb of `tazuneru` is highly collocated with `sul`(liquor) which has to be served with for a visitor. In this paper, we try to construct the Cultural Image Frame of the Japanese verb of `tazuneru` by comparing and contrasting Korean and Japanese of each relevant words.

      • KCI등재

        Studies on two bay and three storey infilled frame with different interface materials: Experimental and finite element studies

        S. Muthukumar,K.S. Satyanarayanan,K. Senthil 국제구조공학회 2017 Structural Engineering and Mechanics, An Int'l Jou Vol.64 No.5

        The non-linear behaviour of integral infilled frames (in which the infill and the frame are bonded together with help of various interface materials) is studied both experimentally and numerically. The experiments were carried out on one-sixth scale two-bay and three-storey reinforced concrete frames with and without infill against static cyclic loading. Three interface materials - cement mortar, cork and foam have been used in between the infill and the frame. The infill, interface and the frame are bonded together is called integral frame. The linear and non-linear behaviors of two dimensional bare frame and integral infilled frame have been studied numerically using the commercial finite element software SAP 2000. Linear finite element analysis has been carried out to quantify the effect of various interface materials on the infilled frames with various combinations of 21 cases and the results compared. The modified configuration that used all three interface materials offered better resistance above others. Therefore, the experiments were limited to this modified infilled frame case configuration, in addition to conventional (A1-integral infilled frame with cement mortar as interface) and bare frame (A0-No infill). The results have been compared with the numerical results done initially. It is found that stiffness of bare frame increased by infilling and the strength of modified frame increased by 20% compare to bare frame. The ductility ratio of modified infilled frame was 42% more than that of the conventional infilled frame. In general, the numerical result was found to be in good agreement with experimental results for initial crack load, ultimate load and deformed pattern of infill.

      • KCI등재

        팽창형 접합부 모르타르와 H형강 프레임에 의한 비내진 상세를 갖는 철근콘크리트 골조의 내진보강

        김지현,장석준,윤다애,김대영,윤현도 한국구조물진단유지관리공학회 2019 한국구조물진단유지관리공학회 논문집 Vol.23 No.3

        The seismic performance of non-ductile reinforced concrete (RC) frame retrofitted with H-beam frame and cast expansive mortar into joint between existing RC frame and H-beam frame is investigated experimentally and analytically. RC frames considered in the study contain non-ductile reinforcement details of low-rise school building constructed in Korea before 1988. The tests were conducted on half-scale specimens simulating the lower frame assemblages of a typical school building. Two one-bay, one-story RC frames with and without retrofitting with H-beam frame and expansive joint mortar were tested to failure. Test and analysis results indicated that seismic strengthening using H-beam and expansive joint mortar significantly improved the lateral strength and stiffness of non-ductile RC frame without installing anchor bolts to fit H-beam frame into existing RC frame. The effectiveness of seismic strengthening technology proposed in the study for non-ductile RC frame was verified experimentally and analytically. 본 논문은 기존 RC 보강방법인 철골프레임 적용방법의 단점을 보완하고자, 접합철물을 최소화하고 팽창형 모르타르를 사용하여 H형강 프레임을 기존 RC 골조에 보강하고자 하였다. 철골프레임 적용 유․무를 변수로 RC 골조에 대한 반복가력실험을 실시하여 내진성능을 평가하였다. 철골프레임을 적용한 RC 골조의 최대내력이 기존 RC 골조에 비해 약 1.4배 향상되었으며, 등가점성감쇠비 평가결과 또한 평균 2.4% 향상되어 에너지 소산능력이 개선되었다. 유한요소해석결과 해당 실험결과가 신뢰성을 가질 수 있는 것으로 판단된다.

      • KCI등재

        ‘Visit_host’ 프레임 한·일 컬처마이닝 연구

        이준서 고려대학교 글로벌일본연구원 2024 일본연구 Vol.41 No.-

        This study aims to discover the distinctive cultural elements of Korean and Japanese based on the frame defined in the FrameNet project (https://framenet. icsi.berkeley.edu) of Frame Semantic (Fillmore, 1975, 1977). A total of 1225 frames are currently defined through the FrameNet project (as of October 2023), and a number of contrasting cultural elements were found in optional elements such as Vehicle, Cocheme, Event time, and Accommodation, which were expanded in this study through the comparison and contrast of Korean (“Finding”) and Japanese (“訪ねる”), which correspond to the Visit_host frame. 본 연구는 틀의미론(Fillmore, 1975, 1977)의 프레임넷 프로젝트(https://framenet. icsi.berkeley.edu)에서 정의하고 있는 프레임을 기반으로 한국어와 일본어의 특징적인 문화요소를 발견하고자 하는 것이다. 프레임넷 프로젝트를 통하여 현재(2023년 10월 기준) 총 1225개의 프레임이 정의되고 있는데, Visit_host 프레임에 해당하는 한국어(‘찾아가다’)와 일본어(「訪ねる」)의 비교와 대조를 통하여 본 연구에서 확장된 Vehicle, Cotheme, Event time, Accommodation 등의 선택적 요소에서 대비적인 문화요소가 다수 발견된 것이다.

      • KCI등재

        스페이스 프레임을 가진 경주용 차량의 충돌에 관한 시뮬레이션 해석

        조재웅(Cho Jae-Ung),방승옥(Bang, Seung-Ok),김기선(Kim Key-Sun) 한국산학기술학회 2010 한국산학기술학회논문지 Vol.11 No.7

        본 논문에서는 충돌하중 하에서 스페이스 프레임을 사용하는 경주용 차량의 프레임 변형 및 응력을 분석한 다. 충돌 시 변형을 최소한으로 줄이고, 취약부분을 파악하여 운전자의 안전을 확보한다. 탄소강의 물성치를 바탕으로 트러스 구조로 설계된 차량 프레임의 유한요소모델을 만들고, ANSYS 프로그램을 이용하여 정면충돌 시 속도 변화에 따른 충격량 증가가 프레임에 미치는 영향을 분석한다. 또한 정면, 측면, 후면 방향에 충돌하중을 적용하여 프레임의 변형을 해석한다. 정면 및 후면충돌에서는 운전석에 가해지는 영향이 적지만, 측면충돌 시 충격에 의한 변형이 운전 석까지 진행된다. 이러한 변형에 대한 취약부분의 보강을 통하여 프레임의 안전성 설계를 증진시키고 시뮬레이션 해석의 결과를 실제 프레임 제작에 활용한다. In this paper, strain and stress on space frame are analyzed at racing car under crash loads. As the deformation is reduced to a minimum during crash and the vulnerable parts are grasped, the safety of driver is ensured. The vehicle frame is modelled with truss structure by inputting the material property of carbon steel on finite element analysis. The increase of impulse momentum is due to speed change at frontal collision. This influence effected on vehicle frame is also analyzed by ANSYS program. The deformation of the frame is studied by applying the crash loads at front, side and rear directions. Though the influence on the seat of driver is small at frontal and rear crash, the deformation due to impact is progressed into this seat. The safety of frame is enhanced by making up for these weak deformations and these results of simulation analysis can be applied to the production of the actual vehicle frame.

      • KCI등재

        철골 프레임의 폭발 및 연쇄붕괴해석을 위한 효율적 모델링 기법

        전두진(Jeon, Doo-Jin),차은호(Cha, Eun-Ho),한상을(Han, Sang-Eul) 대한건축학회 2015 大韓建築學會論文集 : 構造系 Vol.31 No.9

        The blast analysis is limited to unit members because of its long analysis time. So this paper proposes the effective modeling and simulation technique for blast and collapse analysis of steel frame. In this study, analysis for static and blast load are performed with three kinds of elements such as solid element, plate element and thick plate element. Then, the most efficient element for blast and collapse analysis is determined by comparing the reliability of the results and calculation time. Also, quasi-static is applied to the analysis that has to be carried out by the static and dynamic analysis. The analytical models are the beam(H-294x200x8x12) and column(H-200x200x8x12). As the result, a thick plate element is most efficient for blast analysis. Through this way, blast and collapse analysis are simulated with the imaginary steel frame.

      • ‘Visit_host’ 프레임 한·일 컬처마이닝 연구

        이준서 ( Lee Jun-seo ) 고려대학교 글로벌일본연구원 2024 일본연구 Vol.41 No.0

        본 연구는 틀의미론(Fillmore, 1975, 1977)의 프레임넷 프로젝트(https://framenet.icsi.berkeley.edu)에서 정의하고 있는 프레임을 기반으로 한국어와 일본어의 특징적인 문화요소를 발견하고자 하는 것이다. 프레임넷 프로젝트를 통하여 현재(2023년 10월 기준) 총 1225개의 프레임이 정의되고 있는데, Visit_host 프레임에 해당하는 한국어(‘찾아가다’)와 일본어(「訪ねる」)의 비교와 대조를 통하여 본 연구에서 확장된 Vehicle, Cotheme, Event time, Accommodation 등의 선택적 요소에서 대비적인 문화요소가 다수 발견된 것이다. This study aims to discover the distinctive cultural elements of Korean and Japanese based on the frame defined in the FrameNet project (https://framenet. icsi.berkeley.edu) of Frame Semantic (Fillmore, 1975, 1977). A total of 1225 frames are currently defined through the FrameNet project (as of October 2023), and a number of contrasting cultural elements were found in optional elements such as Vehicle, Cocheme, Event time, and Accommodation, which were expanded in this study through the comparison and contrast of Korean (“Finding”) and Japanese (“訪ねる”), which correspond to the Visit_host frame.

      • SCIESCOPUS

        Large displacement analysis of inelastic frame structures by convected material frame approach

        Chiou, Yaw-Jeng,Wang, Yeon-Kang,Hsiao, Pang-An,Chen, Yi-Lung Techno-Press 2002 Structural Engineering and Mechanics, An Int'l Jou Vol.13 No.2

        This paper presents the convected material frame approach to study the nonlinear behavior of inelastic frame structures. The convected material frame approach is a modification of the co-rotational approximation by incorporating an adaptive convected material frame in the basic definition of the displacement vector and strain tensor. In the formulation, each discrete element is associated with a local coordinate system that rotates and translates with the element. For each load increment, the corresponding strain-displacement and nodal force-stress relationships are defined in the updated local coordinates, and based on the updated element geometry. The rigid body motion and deformation displacements are decoupled for each increment. This modified approach incorporates the geometrical nonlinearities through the continuous updating of the material frame geometry. A generalized nonlinear function is used to derive the inelastic constitutive relation and the kinematic hardening is considered. The equation of motion is integrated by an explicit procedure and it involves only vector assemblage and vector storage in the analysis by assuming a lumped mass matrix of diagonal form. Several numerical examples are demonstrated in close agreement with the solutions obtained by the ANSYS code. Numerical studies show that the proposed approach is capable of investigating large deflection of inelastic planar structures and providing an excellent numerical performance.

      • KCI등재

        유한요소해석을 이용한 차량용 시트 백 프레임의 최적설계

        신현호,강희용,양성모 사단법인 한국자동차안전학회 2019 자동차안전학회지 Vol.11 No.4

        The seat back frame of the vehicle is subjected to load on the passenger behavior. Because of steel material, it is necessary to optimize the frame considering lightweight and safety. In this paper, finite element analysis is used for the optimal design of the seat back frame. First, a lightweight material is applied to reduce the weight of the seat back frame. Secondly, the design position of the pipe part fastened in the seat back frame was selected by considering the strength against the load generated by the occupant. Third, the shape of the side frame was derived by performing the phase optimization analysis for the AFT load condition. And we have compared the initial model with the optimal model to verify the light weighting and safety. As a result, the optimal design model of the seat back frame satisfying the weight reduction and safety has been proposed.

      • Performance analysis of plate-and-frame forward osmosis membrane elements and implications for scale-up design

        Lee, Sungyun,Kim, Yu Chang Elsevier 2018 Journal of membrane science Vol.550 No.-

        <P><B>Abstract</B></P> <P>Forward osmosis (FO) studies to date have focused on mass transport and applications. Additionally, further investigations regarding scale-up of FO system are required to commercialize this technology. In this study, the effect of operating parameters on FO performance was experimentally investigated using plate-and-frame FO membrane elements. Operating parameters such as membrane area, concentrations and flow rates of the feed and draw solutions were evaluated to determine their influence on water permeate flux, operating pressures, and water recovery in continuous operation mode. The membrane area was adjusted by series connection of FO elements, to a maximum value of 63m<SUP>2</SUP> (nine elements). The feed flow rate was adjusted to 10, 15, and 20 LPM at draw flow rates of 5 and 10 LPM under various feed (10, 20, and 30g/L) and draw (70, 110, and 150g/L) concentration combinations. Increase of operating pressures was observed with increasing feed water flow rates and membrane area. However, the operating pressures of the plate-and-frame elements were significantly lower than that of spiral-wound elements. The lower operating pressure of serial-connected FO elements can be an advantage for a scale-up FO system design. In addition, water recovery data as a function of feed flow rate fraction were compared with model results based on the equilibrium between the feed and draw solutions. Estimation of the normalized membrane area (membrane area to initial feed flow rate) was evaluated to be a critical factor for achieving the desired water recovery. A normalized membrane area higher than 0.08m<SUP>2</SUP> L<SUP>−1</SUP> h is required for a scale-up design of an FO system to obtain the water recovery predicted by the equilibrium model.</P> <P><B>Highlights</B></P> <P> <UL> <LI> The performance of plate-and-frame FO membrane elements was investigated for scale-up of FO system. </LI> <LI> Up to 9 FO elements were connected in series to investigate the effect of membrane area on the FO performance. </LI> <LI> Plate-and-frame element type is suitable element design for scale-up of FO system. </LI> <LI> The ratio of membrane area to the initial feed flow rate was a critical factor for achieving the desired water recovery. </LI> <LI> Estimation of FO membrane area and concentration of draw solution for FO system design is provided. </LI> </UL> </P> <P><B>Graphical abstract</B></P> <P>[DISPLAY OMISSION]</P>

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