• Title/Summary/Keyword: 녹색국가

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Binary Power plant using unused thermal energy and Neural Network Controllers (미활용 열에너지를 이용한 바이너리 발전과 신경망 제어)

  • Han, Kun-Young;Park, Sung-Dae
    • Journal of the Korea Institute of Information and Communication Engineering
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    • v.25 no.10
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    • pp.1302-1309
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    • 2021
  • Recently, the Korean Government announced the Korean New Deal as a national development strategy to overcome the economic recession from the pandemic crisis and lead the global action against structural changes. In the Korean New Deal, the Green New Deal related with the energy aims to achieve net-zero emissions and accelerates the transition towards a low-carbon and green economy. To this end, the government plans to promote an increased use of renewable energy in the society at large. This paper introduces a binary power generation using unused low-grade thermal energy to accelerate the transition towards a low-carbon and green economy and examines a control system based on Neural Network which is capable maintenance at low-cost by an unmanned automated operation in actual power generation environment. It is expected that the realization of binary power generation accelerates introduction of renewable energy along with solar and wind power.

A Study on the Improvements of School Building Innovation Policy - Focused on Policy of School Building Emotionalization in Gangwondo - (학교 현장 중심의 학교공간혁신사업을 위한 개선방안 - 강원도교육청 학교 감성화사업을 중심으로 -)

  • Park, Sung-Chul;Yoo, Hae-Yeon;Kim, Hyun-Jin;Lee, Sang-Min;Shin, Eun-Gyeong
    • The Journal of Sustainable Design and Educational Environment Research
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    • v.20 no.1
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    • pp.11-18
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    • 2021
  • The objective of this research is to propose the policy alternatives which can assist schools to effectively carry out the School Space Innovation Project (SSIP) of the Ministry of Education. The Emotional Space Project (ESP) of Gangwon-do School District was analyzed as one of representative SSIPs. Chapter II analyzed the project process and stakeholders involved in the ESP. Chapter III carried out the interview with the representative stakeholders that had participated in each step. The interview described the major problems ESP and SSIP have. Finally, Chapter IV proposed the comprehensive alternatives to deal with the problems, such as improving the effectiveness of project information sessions, strengthening the competencies of facilitators, and developing guidelines. It is expected that the research alternatives can be applied for developing innovative school spaces more suited to school scenes as well as helping effective operation of SSIP in schools.

A Study on the Planning Model of Elementary School Relocation and the Application of Case Studies in Old City Area focused on the Change of the Number of Students and the Location of Schools - Application of D Old City Area Cases in Busan - (학생수 변화와 학교 위치를 중심으로 본 구시가지역 초등학교 재배치 계획 모형 도출과 사례 적용에 관한 연구 - 부산시 D 구시가지역 사례 적용 -)

  • Choi, Ki-Seok
    • The Journal of Sustainable Design and Educational Environment Research
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    • v.20 no.1
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    • pp.29-42
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    • 2021
  • This study aimed to provide practical measures to help the relocation of schools by investigating and analyzing the trend of increasing number of students in the old city, the location of schools in the school district, and the distance to school. To this end, a model for the relocation of schools in the old city was derived by conducting prior research surveys and case area analysis. In order to derive the Planning Model of Elementary School Relocation in the Old city, the study first analyzes the mid- to long-term changes in the target area and the number of students by school, and places schools through a regionally customized school layout grid model presented in the study. In addition, the school relocation plan needs to be implemented by establishing a mid- to long-term school relocation plan in connection with the nearby urban readjustment project, etc.

Analyzing School Architecture Renovation Determination by AHP Analysis (AHP분석을 통한 학교건축 개축 판단 분석)

  • Lim, Jae-Hyun;Lee, Yong-Hwan
    • The Journal of Sustainable Design and Educational Environment Research
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    • v.21 no.4
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    • pp.13-20
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    • 2022
  • The proportion of old buildings over 40 years among all school facilities is about 20%. The degree of deterioration is also increasing, resulting in safety risks that reduce the residential safety of faculty and students or a poor environment that does not meet the new curriculum and educational conditions is rapidly increasing the need for repair and renovation of school facilities. In order to fully fulfill its role as a space for implementing education, school architecture requires an understanding of the national curriculum and a clear criterion for determining the relationship between education and space. In order to set the evaluation criteria for deteriorated school architecture, this study presents judgment data centered on quantification and accuracy so that relevant personnel can utilize scientific analysis, research and development of detailed and systematic comprehensive evaluation indicators, and quantified evaluation methods.

Compact Binary Power plant using unused thermal energy and Neural Network Controllers (미이용 열에너지를 이용한 소형 바이너리 발전과 신경망 제어기)

  • Han, Kun-Young;Jeong, Seok-Chan
    • Proceedings of the Korean Institute of Information and Commucation Sciences Conference
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    • 2021.05a
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    • pp.557-560
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    • 2021
  • In the face of the COVID-19 pandemic, the Korean Government announced the Korean New Deal as a national development strategy to overcome the economic recession from the pandemic crisis and lead the global action aginst sturctural changes. The Green New Deal related with the energy aims to achieve net-zero emissions and accelerates the transition towards a low-carbon and green economy. To this end, the government plans to promete an increased use of renewable energy in the the society at large. This paper introduces a compact-binary power plant using unused thermal energy and a control system based on Neural Network in order to accelerate the transition towards a low-carbon and green economy. It is expected that he compact-binary power plant accelerate introduction of renewable energy along with solar and wind power.

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Status of Policy Implementation and Review of Institution on Multi-functionalization of School Facilities (학교시설 복합화 제도 검토 및 정책 현황)

  • Byun, Kyeong-hwa
    • The Journal of Sustainable Design and Educational Environment Research
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    • v.22 no.3
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    • pp.1-13
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    • 2023
  • This study aims to analyze related laws and institutions and identify research trends and the policy implementation status of the multifunctionalization of school facilities. Beginning in 2001 at Seoul Geumho Elementary School, the enactment of the "Act On The Establishment, Operation And Management Of Multifunction School Facilities" in 2020, was elucidated through the concept and spectrum of the multifunctionalization of school facilities. The relevant research mainly focuses on elementary schools, elderly facilities, and space planning. The Living SOC Project in 2019 acted as a trigger in promoting the multifunctionalization of school facilities as a central government policy. In 2023, the Ministry of Education announced measures and guidelines for establishing the multifunctionalization of school facilities by conducting the project with respect to the "Nulbum School" policy.

A Study for Activation Measure of Climate Change Mitigation Movement - A Case Study of Green Start Movement - (기후변화 완화 활동 활성화 방안에 관한 연구 - 그린스타트 운동을 중심으로 -)

  • Cho, Sung Heum;Lee, Sang Hoon;Moon, Tae Hoon;Choi, Bong Seok;Park, Na Hyun;Jeon, Eui Chan
    • Journal of Climate Change Research
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    • v.5 no.2
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    • pp.95-107
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    • 2014
  • The 'Green Start Movement' is a practical movement of green living to efficiently reduce the greenhouse gases originating from non-industrial fields such as household, commerce, transportation, etc. for the 'materialization of a low carbon society through green growth (Low Carbon, Green Korea)'. When the new government took office, following the Lee Myeongbak Administration that had presented 'Low Carbon, Green Growth' as a national vision, it was required to set up the direction of the practical movement of green life to respond to climate change persistently and stably as well as to evaluate the performance of the green start movement over the past 5 years. A questionnaire survey was administered to a total of 265 persons including public servants, members of environmental and non-environmental NGOs, participants of the green start movement and professionals. In the results of the questionnaire survey, many opinions have indicated that the awareness of the green start movement is increasing and the green start movement has had a positive impact on individual behavior and group behavior in terms of green living. The result shows, however, that the environmental NGOs don't cooperate sufficiently to create a 'green living' effect on a national scale. Action needs to be taken on the community level in order to generate a culture of environmental responsibility. The national administration office of the Green Start Movement Network should play the leading role between the government and environmental NGOs. The Green Start National Network should have greater autonomy and governance of the network needs to be restructured in order to work effectively. Also the Green Start Movement should identify specific local characteristics to support activities that reduce greenhouse gas emissions. Best practices can be shared to reduce greenhouse gas emissions by a substantial amount.

A Comparison Analysis on the Facility Standards and Campus Sizes of the National Universities in Korea and Japan (한·일 국립대학 시설 기준 및 캠퍼스 면적 비교·분석)

  • Choi, Hyeong Ju
    • The Journal of Sustainable Design and Educational Environment Research
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    • v.18 no.3
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    • pp.1-15
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    • 2019
  • This study analyzes universities in Japan, which haves many similarities with those in Korea in certain aspects of the educational system and a common problem of reduced university admission resources, Korea's national university facility standards, policy related to nation-level university facility, and practical campus case. Through this, the study aims to examine the difference in the national approach and basic philosophy about university facilities in Korea and Japan, and also identify the major planning factors and improvement directions when establishing plans for university campuses in the future. The results of this study are as follows. First, Korea tends to promote policies related to university facilities by individual projects centered on a major pending problem or issue, while Japan has been shown to promote national university facility policies under a comprehensive mid-to-long-term plan by establishing a maintenance plan aimed at national university facilities every five years. Second, In the case of the university facility areas, the average university facility area of the examined universities in Japan is about 5.6% larger than the average university facility area in Korea. Additionally, the university facility area per student in Japan is about 13% wider than that of Korea. The total floor area of university facilities in Japan is also about 20.7% larger than that of Korea, and the university facility area per student in Japan is about 56.7% wider than that of Korea as well. Among support facilities, the total floor area of dormitories in Korea was 2.5 times wider than that of Japan, however, the acceptance rate of dormitory in Korea was 5.6% higher than Japan. Third, the university facility criteria items and systems of two countries are similar. but there are slight differences in the content such as the method of calculating student capacity, division classification, and the method of calculating the number of teachers.

The Empirical Study on University Campus Startup Space by IPA - Focused on satisfaction and importance analysis - (IPA분석을 통한 대학캠퍼스 창업공간 실증분석 - 만족도와 중요도 분석을 중심으로 -)

  • Jo, Hyeong-Jin;Lee, Yong-Hwan
    • The Journal of Sustainable Design and Educational Environment Research
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    • v.20 no.4
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    • pp.13-20
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    • 2021
  • In the world, each country is preparing various policies to promote start-ups, and the Korean government is actively promoting policies to support start-ups and the national economy through technology-based start-ups for creating jobs. Recently, the number of start-up companies is on the rise. In particular, in accordance with the industrial structure transformation leading the 4th Industrial Revolution, technology-based start-ups are steadily growing based on knowledge-based services such as information and communication, science and technology service industry, and business support service industry. The purpose of this study is to find out whether the startup space provided by the university reflects the startup-friendly characteristics, and to investigate and analyze the satisfaction and requirements of the space required by the actual college campus startup space users to create a more efficient space configuration plan. Through this study, factors that should be considered first for universities in preparing startup spaces were derived for each space element. Therefore, it is necessary for university campuses to deeply recognize the importance of space provision among the future start-up support systems, and to improve them periodically through the consumers' satisfaction of the space in the construction and improvement of startup spaces.

A Study on the Carbon Neutrality Scenario Model for Technology Application in Units of Space (공간 단위 탄소중립 기술적용 시나리오 모형(CATAS) 연구)

  • Park, Shinyoung;Choi, Yuyoung;Lee, Mina
    • KSCE Journal of Civil and Environmental Engineering Research
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    • v.43 no.1
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    • pp.63-69
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    • 2023
  • 'Carbon-neutrality Assessment based on Technology Application Scenario (CATAS)' provides an analysis of greenhouse gas (GHG) reduction effectiveness when applying carbon-neutrality technology to areas such as energy conversion, transportation, and buildings at certain spatial levels. As for the development scope of the model, GHG emission sources were analyzed for direct GHG emissions, and the boundary between direct and indirect emissions are set according to the spatial scope. The technical scope included nine technologies and forest sinks in the transition sector that occupies the largest portion of GHG emissions in the 2050 carbon neutral scenario. The carbon neutrality rate evaluation methodology consists of four steps: ① analysis of GHG emissions, ② prediction of energy production according to technology introduction, ③ calculation of GHG reduction, and ④ calculation of carbon neutrality rate. After the web-based CATAS-BASIC was developed, an analysis was conducted by applying the new and renewable energy distribution goals presented in the 「2050 Greenhouse Gas Reduction Promotion Plan」 of the Seoul Metropolitan Government. As a result of applying solar power, hydrogen fuel cell, and hydrothermal, the introduction of technology reduced 0.43 million tCO2eq of 1.49 million tCO2eq, which is the amount of emissions from the conversion sector in Seoul, and the carbon neutrality rate in the conversion sector was analyzed to be 28.94 %.