• Title/Summary/Keyword: 에너지 자립

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Design and Implementation of Stand-alone Microgrid Monitoring System for Green Energy Independence Island (그린에너지 자립섬을 위한 계통 독립형 마이크로그리드 모니터링 시스템 설계 및 구현)

  • Song, Hwa-Jung;Park, Kyoung-Wook;Kim, Eung-Kon
    • The Journal of the Korea institute of electronic communication sciences
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    • v.10 no.4
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    • pp.527-532
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    • 2015
  • In domestic island regions, the power supply generally depends on diesel generators due to difficulties of grid connection. To solve this issue, recently, the study on the stand-alone microgrid technology and its test are being actively conducted. In this paper, we propose the stand-alone microgrid integration monitoring system for energy independence island. First, we design the software architecture for monitoring of solar, wind, diesel power generation facilities, transmission and distribution of grid network, and energy storage system. Then, we implement the monitoring software that allows administrators to identify and run the monitoring software easily.

Development of Smart PCS(Power Conditioning System) Integrating PV/ESS for Home (가정용 태양광/ESS 통합 스마트 PCS 개발)

  • Lee, Sang-Hak
    • Journal of Digital Convergence
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    • v.14 no.7
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    • pp.193-200
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    • 2016
  • Research and development of energy self-consumption introducing photovoltaic and energy storage system at home is very active. This system can manage the home energy in which it charges the electricity generated during the day and uses it during high electricity bills. However, it not yet made up the residential real-time pricing in Korea but it can reduce electricity usage to a certain target on the progressive. In order to introduce the home photovoltaic, it requires PCS(Power Conditioning System). This converts the direct current into alternating current by the electricity generated and used to perform charging and discharging of the energy storage system. The market for self-consumption smart home system is currently increasing because the interests of the general public about solar power, energy storage systems increased. The result of this study is installed on the room environment and the effect was analyzed on the assumption of real-time pricing.

An Analysis of the Self-reliance Rate by Element according to the Implementation of Zero Energy Certification System in School Facilities (학교시설 제로에너지인증제 시행에 따른 요소별 자립률 분석)

  • Meang, Joon-Ho;Kim, Sung-Joon;Lee, Seung-Min;Ko, Hyun-Su
    • The Journal of Sustainable Design and Educational Environment Research
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    • v.20 no.1
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    • pp.19-28
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    • 2021
  • The Ministry of Land, Infrastructure, and Transport (MOLIT) is implementing a zero-energy building (ZEB) certification to save energy for the building section and to accelerate the achievement of national greenhouse gases reduction goals in accordance with a new climate regime. In 2014, the MOLIT announced a plan for early activation of the ZEB, and in January 2016, the "Green Buildings Construction Support Act" was revised and established. In addition, the plan was established to gradually spread zero-energy buildings from the public sector in 2020 to the private sector by 2025. Therefore, this study analyzed the self-sufficiency rate of each energy factor according to the implementation of the zero energy building certification of school facilities that belong to the public sector and are included in the mandatory zero energy buildings from 2020.