• 제목/요약/키워드: 원효

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수산·해운 직업기초능력에 관한 연안어업 현장 어민의 인식 분석 (An Analysis of the Coastal Fisherman's Awareness for the Fisheries and Maritime Job Skills)

  • 이상철;원효헌
    • 수산해양교육연구
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    • 제27권2호
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    • pp.546-555
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    • 2015
  • The aims of this study were to analyze the coastal Fisherman's awareness for the Fisheries and Maritime Job Skills. Fisheries & Maritime key competencies were defined as the abilities that include the essential knowledge, skills, attitude, and experiences required for the workforce on the fisheries and maritime job condition. This research collected preliminary data from 65 coastal fishermen. Data were analyzed to obtain content validity analysis. The results of the study were as follows; First, Fisheries & Maritime key competencies were divided into 6 elements in coastal fisheries. Second, Fisheries & Maritime key competencies were consisted of basic skills, marine vocational ethics, marine information capacity, marine elementary knowledge, marine safety management skill and marine consciousness. Third, CVR proves that the value analyzed in the study was validation. In consequence, the study suggested that Fisheries & Maritime key competencies were different in accordance with work environment.

중학교 수학과 특별보충과정이 학생의 정의적 특성에 미치는 효과 분석 (The Effects of the Special Supplementary Mathematics Class on Affective Characteristics in Middle School)

  • 원효헌;김명생
    • 수산해양교육연구
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    • 제21권1호
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    • pp.151-160
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    • 2009
  • The purpose of this study is to investigate the effect of Special Supplementary Mathematics Class on self-efficiency and fear of mathematics in middle school. For this study, the students involved in Special Supplementary Mathematics Classes in middle school took a pre-test and an post-test. According to the results, First, the students showed increased self-efficacy in mathematics after the Special Supplementary Mathematics Class. Second, the students showed a decreased fear of mathematics after the Special Supplementary Mathematics Class. Third, there were no significant differences between boys and girls in the effect of Special Supplementary Mathematics Classes on self-efficacy and fear of mathematics. Fourth, there were significant differences between Grade 2 and Grade 3, and between Grade 1 and Grade 2 in the effect of Special Supplementary Mathematics Classes on self-efficacy in Mathematics.

연구 패러다임에 따른 프로그램 평가모형의 특징 고찰 (An Investigation on Characteristics of Program Evaluation Model according to Research Paradigm)

  • 홍정환;원효헌
    • 수산해양교육연구
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    • 제29권3호
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    • pp.941-951
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    • 2017
  • The purpose of this study is to investigate the characteristics of the research paradigm and to explore the characteristics and limitations of the representative evaluation models belonging to each paradigm. The research paradigm is Positivism, Interpretivism, Critical Theory, and Postmodernism. The evaluation models that represent each paradigm include Objective-oriented evaluation model, Forth generation evaluation model, Empowerment evaluation model, Connoisseurship & Criticism model. The characteristics of each evaluation model reflects the characteristics of their own research paradigm.

수해양 교육을 위한 웹페이지 프로토타입 설계 연구 (A Study on the Design of Prototype for Developing Webpage of Fisheries and Marine Education)

  • 허균;조재현;한상준;원효헌
    • 수산해양교육연구
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    • 제27권6호
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    • pp.1602-1609
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    • 2015
  • The purpose of this study is to design of prototype for developing webpage of fisheries and marine education especially in the field of Busan area. For this, we extract the guideline for development from literature review, need and task analysis, and advices of subject domain experts. Followings were the results of the research: (a) We make the prototype for main menu and screen based on institute, time, subject, and location. (b) We make the prototype for program approach guide, which is consisted of location based menu constructing prototype guide, activation prototype guide, and selection prototype guide. (c) We make the prototype for functional guide, which is consisted of information section, participation section and other sections.

STEAM 교육 사례 분석을 통한 실천 모형 탐색 (Examination of the Practical Model for STEAM Education through Case Studies)

  • 김지원;원효헌
    • 수산해양교육연구
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    • 제27권6호
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    • pp.1676-1684
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    • 2015
  • The study was conducted to develop the Practical STEAM education Model. To achieve the goal, we did analysis advanced research, comprehensive review of literature, consultation with research team. As a result, the Practical STEAM education Model is consisted as follow; integrated subjects, object, value and aim, curriculum(method, assessment). The result has defined the concept and theoretical framework of STEAM education curriculum as application aspects, it would help to develop the program with STEAM education curriculum. Later in this study is to develop programs and organize. and It intends to become the base to be able to interest and interest in science education by structured around the status of problems that can be found in the life of around themes STEAM.

교수학습센터 성과 평가 모형 탐색 연구 (A Study of Exploring Model for Performance Evaluation in the Center for Teaching & Learning)

  • 허균;원효헌
    • 한국정보교육학회:학술대회논문집
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    • 한국정보교육학회 2007년도 하계학술대회
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    • pp.328-333
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    • 2007
  • 교수학습센터는 교원의 전문성 향상과 교육정보화 기반 학교 교육 혁신을 실천하기 위한 중요한 목표를 수행하고 있다. 국내에는 대학에서부터 초등학교에 이르기까지 다양한 교수학습센터가 설치 운영되고 있다. 대상은 국가차원의 초중등 교육의 교수학습을 지원하는 중앙단위의 교수학습센터이다. 본 연구에서는 교수학습센터의 성과를 효과적이고 효율적으로 평가할 수 있는 성과 분석 모형 개발에 앞서 여러 성과평가모형의 이론 및 실천적 탐색을 목적으로 하였다. 본 연구를 통해 교수학습센터의 성과평가에 관련된 이론적 관점과 실천적 관점의 모형탐색을 살펴볼 수 있을 것이며, 이를 통해 모형 개발과 성과 평가를 위한 실천 전략을 수립하는데 기여할 것이다.

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고층관측자료가 강수량 수치예측 정확도에 미치는 영향 (흑산도와 호남지방을 중심으로)

  • 원효성;박근영;류찬수
    • 한국데이터정보과학회:학술대회논문집
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    • 한국데이터정보과학회 2003년도 추계학술대회
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    • pp.125-128
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    • 2003
  • 본 연구는 PC-cluster를 플랫폼으로 사용하는 호남지방 고해상도 기상예측시스템을 이용하여 기존에 광주의 고층자료만 사용했을 때와 흑산도의 고층자료를 추가하였을 때의 3차원 자료동화의 차이가 지리산을 중심으로 한 호남지방의 강수예측에 미치는 영향을 알아보고자 수치실험 결과와 호남지방의 관측결과를 통하여 모델을 통한 강수예측을 검증한 것이다. 광주와 흑산도의 자료로 강수예측 결과를 비교해 본 결과, 광주는 22일 12LST 이전부터 강수가 시작되었는데 광주의 고층자료만 사용한 EXP1에서는 강수가 나타나지 않는 반면에 흑산도가 추가된 EXP2에서는 강수예측이 향상된 것으로 나타났다. 따라서 흑산도의 고층 데이터가 추가된 3차원 자료동화가 광주 예측능력을 향상시킬 것으로 판단된다.

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오프셋 전압을 이용한 CMOS 연산 증폭기의 새로운 테스팅 기법 (Novel Testing Method of CMOS Operation Amplifier using Offset Voltage)

  • 한석붕;윤원효
    • 대한전자공학회:학술대회논문집
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    • 대한전자공학회 1998년도 추계종합학술대회 논문집
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    • pp.507-510
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    • 1998
  • In this paper, a novel test method is proposed to detect hard and soft fault in CMOS operational amplifiers. Proposed test method mark use of the offset character, which is one of the op-amps characteristics. During the test mode, CUT is implemented to unit gain op-amps with feedback loop. When the input is grounded, a good circuit has a small offset voltage, but a faulty circuit has a large offset voltage exceeding predefined range of tolerance. Using the proposed method, no test vector is required to be applied. Therefore the test vector generation problem is eliminated and the test time is reduced. The accuracy and effectiveness of the method is verified through HSPICE simulation.

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광 MEMS소자 용 결정질 실리콘의 측면 거칠기 개선 (The improvement of the sidewall roughness of the crystalline silicon for optical MEMS devices)

  • 윤성식;권호남;양성;김원효;김영윤;전병희;이종현
    • 한국광학회:학술대회논문집
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    • 한국광학회 2002년도 하계학술발표회
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    • pp.256-257
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    • 2002
  • 최근 광 스위치, 광학 가변 필터와 같은 광통신용 수동 소자를 구현하기 위해 실리콘 마이크로머시닝 기술을 바탕으로 한 광 MEMS(micro electro mechanical system) 기술이 각광을 받고 있다[1,2]. 특히, 실리콘 기판을 수직 식각하여 제작한 측면 저울은 2$\times$2광 스위치나 광 필터 등에서 반사 평면이나 투과평면으로 많이 이용되고 있다. 광학 평면의 거칠기 특성은 빛의 산란에 의한 광학 손실이나 평행 광 특성 유지 등과 밀접한 관계가 있다. (중략)

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입자영상해석에 의한 자연대류 유동에 관한 연구 (A Study on Natural Convection Flows Using Particle Image Analysis)

  • 배대석;김남식;조원효
    • 동력기계공학회지
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    • 제4권2호
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    • pp.11-16
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    • 2000
  • Simultaneous quantitative measurements are made of the velocity fields for two-dimensional natural convection in a rectangular enclosure using PIV(Particle Image Velocimetry). The experiments are performed at a Prandtl number of 6.62, an aspect ratio of 1.0, Rayleigh numbers from $1.294{\times}10^6\;to\;3.8841{\times}10^6$, and angles of inclination of $0^{\circ},\;30^{\circ}\;and\;60^{\circ}$ inside a $30mm{\times}30mm{\times}8mm$ cavity made of an acrylic glass 10mm, with two isothermal copper walls kept at a prescribed temperature. The experimental results agreed very well with the numerical results. It was found that the flow consisted of a large double convection cell at angle of inclination of $60^{\circ}$.

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