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무게중심 찾기 과제 수행과정에서 나타난 아동의 행위와 이론
이귀옥(Kwi Ok Lee),우남희(Nam Hee Woo) 한국아동학회 2012 兒童學會誌 Vol.33 No.6
This study attempted to analyze in detail the actions used by children and to uncover the theories used by those children whilst engaged in solving balance tasks. Sixty children, aged between 3 to 6 from “H” child care center located in Seoul were selected as the subjects. The children were asked to balance 8 different blocks by putting them on a bar one by one. Two of the 8 blocks were balanced by the center of the length of the block, two were unbalanced by the center of the length because another block is glued on the side of the bottom block, three blocks were unbalanced due to the insertion of a piece of metal in the side of the blocks, and one was completely unbalanced because it consisted of three layers of blocks glued obliquely. Fifteen actions undertaken by the children in solving the tasks were analyzed and divided into 6 categories:place, turning, push, press, support, and others. Children used three theories which were ``no theories``, ‘length centered theory`` and ‘considered both length and weight theory`` whilst engaged in balance tasks.
이귀옥 ( Kwi Ok Lee ),강동배 ( Dong Bae Kang ),이강열 ( Kang Yoel Lee ),정우식 ( Woo Sik Jung ),심재헌 ( Je Hean Sim ),윤성환 ( Seong Hwan Yoon ) 한국환경과학회 2014 한국환경과학회지 Vol.23 No.3
EnergyPlus is a whole building energy simulation program that engineers, architects, and researchers use to model energy and water use in buildings. Modeling the performance of a building with EnergyPlus enables building professionals to optimize the building design to use less energy and water. This program provides energy analysis of building and needs weather data for simulation. Weather data is available for over 2,000 locations in a file format that can be read by EnergyPlus. However, only five locations are avaliable in Korea. This study intends to use AWS data for having high spatial resolution to simulate building energy. The result of this study shows the possibility of using AWS data for energy simulation of building.
부산지역에서의 기상 수치모의 자료를 이용한 건축물 에너지 분석
이귀옥 ( Kwi Ok Lee ),김민준 ( Min Jun Kim ),이강열 ( Kang Yeol Lee ),강동배 ( Dong Bae Kang ),박창현 ( Chang Hyoun Park ),이화운 ( Hwa Woon Lee ),정우식 ( Woo Sik Jung ) 한국환경과학회 2014 한국환경과학회지 Vol.23 No.3
To estimate the benefit of high-resolution meteorological data for building energy estimation, a building energy analysis has been conducted over Busan metropolitan areas. The heating and cooling load has been calculated at seven observational sites by using temperature, wind and relative humidity data provided by WRF model combined with the inner building data produced by American Society of Heating Refrigeration and Air-conditioning Engineers (ASHRAE). The building energy shows differences 2-3% in winter and 10-30% in summer depending on locations. This result implicates that high spatiotemporal resolution of meteorological model data is significantly important for building energy analysis.
성별, 자아탄력성, 학습습관과 부모양육방식이 초등학교 고학년의 학교적응 변화 궤적에 미치는 영향
이귀옥(Lee Kwi ok) 학습자중심교과교육학회 2017 학습자중심교과교육연구 Vol.17 No.1
본 연구는 초등학교 고학년 4~6학년 아동의 학교생활적응과 그 하위요소인 학습활동, 학교규칙, 교우관계, 교사관계의 변화 궤적을 살펴보고, 그에 대한 예측 요인으로 성별, 자아탄력성, 학습습관과 부모양육방식이 영향을 주는지 살펴보았다. 연구대상은 한국아동청소년 패널 자료에서 4학년 패널자료인 2010년부터 2012년까지 1~3차년에 해당하는 4, 5, 6학년 아동이다. 연구도구는 학교적응, 자아탄력성, 학습습관, 부모양육방식 측정도구를 사용하였다. 자료분석은 잠재성장모형 분석과 조건모형 분석을 하였으며, SPSS 18.0와 AMOS 18.0을 사용하였다. 본 연구 결과 학교적응과 하위요인 중 학교규칙, 교사관계는 학년이 올라갈수록 점수가 줄어들었고, 변화율에는 개인차가 있었다. 또한 학교적응 수준의 변화 양상을 살펴보는 예측 요인으로는 성별, 자아탄력성 학습습관이 초기치와 변화율 모두에 영향을 주었고, 부모양육방식중 감독, 애정, 비일관성만 학교적응의 초기치에 영향을 주었다. 학습활동, 학교규칙, 교사관계의 예측요인은 성별, 자아탄력성, 학습습관이 초기치와 변화율에 영향을 주었고, 학습활동에서는 감독과 과잉간섭이, 학교규칙에서는 감독과 비일관성이, 교사관계에서는 합리적 설명이 영향을 주었고, 각 변화율에는 영향을 주지 않았다. The purposes of this study were to investigate the in upper elementary student s school adjustment trajectories and the effect of sex, resilience, study habit and parenting practice. This data was gathered from the Panel Study of Korea Youth Panel Survey conducted by the National Youth Policy Institute(NYPI). The third wave data of seventh graders which is fourth graders(2378) in the NYPI Survey were used and analyzed latent growth modeling. The results were summarized as follows. First, indicate that levels of school adjustment had decreased through the 4th to 6th grade. Second, gender, resilience, study habit have influences on both the initial status and the rate of change of school adjustment. Also, parents supervision, affection and incoherence significantly predict children s initial school adjustment, however their rate of decrease in their levels of school adjustment did not predict. Generally, it was found that girl students, high resilience, good study habit, and the positive parenting style with upper elementary student s tend to improve their school adjustment.
해안지형의 복잡성에 따른 해풍침투 변화가 대기경계층에 미치는 영향 분석
박순영 ( Soon Young Park ),이화운 ( Hwa Woon Lee ),이순환 ( Soon Hwan Lee ),이귀옥 ( Kwi Ok Lee ),지효은 ( Hyo Eun Ji ) 한국환경과학회 2011 한국환경과학회지 Vol.20 No.2
In order to clarify the relation between sea breeze penetration and Planetary Boundary Layer development in southeastern part of the Korean Peninsula, several numerical assessments were carried out using atmospheric numerical model WRF(Weather Research and Forecasting). Compared with onset time of sea breeze at eastern coast area(Uljin), the time at southern coast region(Masan) with complex costal line tend to delay for several hours. The penetration patterns of sea breeze between two coastal regions are some different due to the shape of their coastal line and back ground topography. Intensified valley wind due to high topography of lee side of Uljin can help penetration of sea breeze at early time. So penetration of sea breeze at early time often prevent PBL to develop at Uljin and lower PBL height last for a day time. But because of late penetration of sea breeze at Masna, PBL Height dramatically decrease after 1500LST. The distribution of front genesis function based on the heat and momentum variation are explained obviously the sea breeze penetration patterns and agreed well with the PBL height distribution.