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  • Title/Summary/Keyword: 시설소개

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Case Study of Cooperative Learning Simulating Turn-Key System in Design Class for Environmental Engineering (턴키 제도를 모사한 환경공학 설계과목의 협동학습 적용사례)

  • Kim, Geon-Ha;Oh, Ju-Won;Lee, Hack-Soo
    • Journal of Engineering Education Research
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    • v.9 no.4
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    • pp.5-9
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    • 2006
  • In this research, a case study for cooperative learning practiced in a design class for environmental engineering was presented. Designing a treatment facility for urban diffuse pollution was a main problem given to the participants. Turn-key system for civil works were simulated throughout class works. Twenty five students were grouped into four virtual companies and assigned own position from chairperson to workers. Each group competed throughout establishing design concept regarding order, expense calculation, process distribution, actual calculation. Best design with lowest bidding won the first place. For evaluating class effectiveness, one student from each group were monitored thorough semester. Participants were improved for their understanding about company establishment, turn-key system management, awareness about personal management, and presentation skills. Tension of the class was effectively elevated as well.

Introduction of Wastewater reuse Project for Supply of Agricultural Use in Jeju Island (제주 하수처리장 농업용수 재이용사업 소개)

  • Lee, Kwang-Ya;Kim, Hae-Do;Lee, Yong-Jig
    • Proceedings of the Korea Water Resources Association Conference
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    • 2009.05a
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    • pp.620-624
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    • 2009
  • 한국농어촌공사에서 2008년도 환경부 하수처리장 재이용사업으로 선정된 제주특별자치도 서부(판포)하수처리장 농업용수재이용 사업을 위탁받아 사업을 진행하고 있다. 하수처리수를 농업용목적으로 재이용하기 위해서는 농업용수 재이용수질기준에 우선 적합해야하고 작물재배실험 및 수질, 토양, 생태환경 영향 뿐만아니라 공중보건위생 위험도 등 종합적이고 체계적인 연구결과를 바탕으로 적용해야한다. 이를 위해 수자원 프런티어사업단의 "농업용수재이용시스템적용 연구"에서는 하수처리수의 농업용수 재이용과 관련한 종합적인 연구를 통해 농업환경피해를 최소화하고 안전성 확보를 위한 방안을 수립하고 있다. 서부하수처리장은 제주도 한경면 판포리에 위치하여 2007년도에 준공하였고 2008년도부터 본격적으로 가동중이다. 재이용 공급대상 농경지는 처리장의 주변 농경지로 249ha를 대상으로 하고 있으며 사업시행을 위해 타당성 분석, 기본계획 및 실시설계를 시행하였고 2009년 12월까지 시설의 설치 및 시험가동 완료를 목표로 하고 있다. 본 연구에서는 농업용수 재이용사업의 계획 수립을 위해 필요한 분석활동 내용과 안전하게 제주도 하수처리수를 재이용할 수 있는 농업용수 재이용시스템 설계내용을 중심으로 기술하였다. 현재 농촌은 도시화가 전국으로 확산되면서 농촌의 쾌적성은 점차 훼손되었고 하천 호소의 수질이 더욱 악화되고 있다. 또한 농촌지역의 도시화에 따라 하수처리장의 농촌지역에도 늘어가고 있으며 이제는 농촌지역과 도시지역이 구분되지 않고 혼합되어 있는 형태로 발전하고 있기 때문에 과거의 농업활동도 변화되고 있으며, 하천에서 취수하는 용수중에서 농업용수로의 사용이 부적합한 용수가 취수되고 있다. 따라서 하수처리수의 농업용수 재이용시스템과 같이 수처리를 이용한 농업용수의 공급방안이 확대될 것으로 판단된다.

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Understanding of Offshore Drilling System and Trend Analysis (해양 시추시스템 구성요소에 대한 이해 및 동향분석)

  • Woo, Nam-Sub;Kwon, Jae-Ki;Park, Jong-Myung;Kim, Sang-Shik;Kim, Young-Ju
    • Transactions of the KSME C: Technology and Education
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    • v.1 no.1
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    • pp.33-38
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    • 2013
  • Offshore drilling refers to a mechanical process where a wellbore is drilled through a seabed. It is typically carried out in order to explore for and subsequently extract petroleum which lies in rock formations beneath the seabed. There are many different type of facilities from which offshore drilling operations take place. These include bottom founded drilling rigs, combined drilling and production facilities either bottom founded or floating platforms, and deepwater mobile offshore drilling units including semi-submersibles and drillships. These are capable of operating in water depths up to 3,000 m. In this paper, we introduce the drilling system, which is mounted on the offshore drilling facilities.

Comparison of Various Indicators for Measuring Operational Performance of Container Terminals (Illustrative Case: Busan Port) (컨테이너 터미널의 운영성과 측정을 위한 제 지수의 비교 고찰 (부산항 현장자료를 중심으로))

  • Balliere Nicolas;Chun In-Sik;Kil Jong-Jin;Korbaa Ouajdi
    • Journal of Korean Society of Coastal and Ocean Engineers
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    • v.18 no.1
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    • pp.35-42
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    • 2006
  • Recently, the harbor function is being reconsidered with the viewpoint of logistics, and various efforts are given to enhance the harbor performance agglomerating all procedures of stevedoring, treatment and background transportation of freight. The harbor performance largely depends on the efficient combination of the engineering part of harbor construction and the forthcoming logistics part. It may thus be anticipated in the future that the design concept of harbor construction will be transferred to a comprehensive consideration integrating both engineering and logistics parts to maximize the ultimate harbor operational performance. In the present study, various indicators for assessing a modem container terminal performance are presented far the purpose of helping harbor engineers understand the fundamental logistics through container handling operations. The indicators are compared, analyzed and compiled, by referring to the practical cases of Busan and Gwangyang ports as an illustration.

Smart Device based ECG Sensing IoT Applications (스마트 디바이스 기반 ECG 감지 IoT 응용 서비스에 관한 연구)

  • Mariappan, Vinayagam;Lee, Seungyoun;Lee, Junghoon;Lee, Juyoung;Cha, Jaesang
    • Journal of Satellite, Information and Communications
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    • v.11 no.3
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    • pp.18-23
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    • 2016
  • Internet of things (IoT) is revolutionizing in the patient-Centered medical monitoring and management by authorizing the Smartphone application and data analysis with medical centers. The network connectivity is basic requirement to collect the observed human beings' health information from Smartphone to monitor the health from IoT medical devices in personal healthcare. The IoT environment built in Smartphone is very effective and does not demand infrastructure. This paper presents the smart phone deployed personal IoT architecture for Non-Invasive ECG Capturing. The adaptable IoT medical device cum Gateway is used for personal healthcare with big data storage on cloud configuration. In this approach, the Smartphone camera based imaging technique used to extract the personal ECG waveform and forward it to the cloud based big data storage connectivity using IoT architecture. Elaborated algorithm allows for efficient ECG registration directly from face image captured from Smartphone or Tablet camera. The profound technique may have an exceptional value in monitoring personal healthcare after adequate enhancements are introduced.

Acute Gastric Dilatation in Rhesus (Macaca mulatta) and Cynomolgus (Macaca fascicularis) Monkeys (Rhesus 및 Cynomolgus 원숭이에서 급성위확장 증례)

  • Lee, Jae-Il;Kang, Byeong-Cheol
    • Journal of Veterinary Clinics
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    • v.25 no.4
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    • pp.314-316
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    • 2008
  • Acute gastric dilatation (AGD), one of the common causes of emergency occurs in macaca monkeys that are accommodated as laboratory-housed nonhuman primates. This report introduces some cases of occurrence in raising primates. The primates revealed an acute gastric dilatation, including the histories that were trained by monkey chair, anesthetized for the study or intact case. The clinical signs were comatose condition with sever abdominal distension, dehydration, cyanosis and apnea. One case died by deterioration of systemic body condition and performed necropsy. The other cases recovered from the AGD by the emergency treatment using the gastric tube and fluid therapy. Necropsy revealed the huge stomach filled with water, gas and ingesta. This report suggests that etiologic factors of AGD may include non-specific factors like these cases, with special emphasis on the incidence and management of AGD in nonhuman primates.

The Development and Installation of the DNSM 1meter Telescope

  • Choi, Eunwoo;Hur, Hyeonoh;Jeon, Hae-Jin;Hong, Daegil;Choi, Dong-Soo;Kim, Kyoung-Rock;Cho, Young-Dong;Kwak, Tae-Yoon
    • The Bulletin of The Korean Astronomical Society
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    • v.41 no.2
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    • pp.53.1-53.1
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    • 2016
  • 국립대구과학관 천체 관측 핵심시설인 1m 반사망원경을 개발하고 설치 완료하였다. 본 발표에서는 국립대구과학관 1m 망원경의 시스템 사양과 개발 및 설치과정을 전반적으로 기술하고 앞으로의 활용계획에 대해 소개하고자 한다. 이번에 도입된 주망원경은 지난 2014년 11월부터 광학계 및 마운트 설계를 시작으로 2016년 5월까지 약 1년 6개월의 개발기간을 거쳐 설치 완료되었다. 순수 국내기술로 개발된 주망원경은 주경 1,000mm(부경 300mm)의 유효구경을 가지며 후방초점거리가 700mm인 초점비 F/8의 리치-크레티앙 방식의 광학계로 설계되었다. 레이저 간섭계를 이용하여 거울면 전체의 형상 오차를 정밀하게 측정한 결과 주경면 PV < λ/4, RMS < λ/20, 부경면 PV < λ/10, RMS < λ/50의 형상 정밀도를 가진다. 포크형태의 경위대식 마운트 구조로 방위각, 고도 양축과 디로테이터에 각각 모터가 장착되어 움직이는 다이렉트 드라이브 방식으로 구동된다. 최대 구동속도는 2/s이상, 포인팅 정밀도는 2'이하, 10분간 추적 정밀도는 3"이하(10분간 오토가이더 추적 정밀도는 1"이하)의 구동 성능을 가진다. 제어용 컨트롤 시스템은 JTCS(Justek Telescope Control System)를 사용한다. 성능 평가를 위해 시험 관측된 10~13등급 사이 10개의 별들에 대한 FWHM 측정결과는 4~5" 범위에 있다. 앞으로 지속적인 성능 평가와 업그레이드를 통해 향후 정밀도를 높여 학술 연구용으로 공개할 예정이다. 이번 국립대구과학관 1m 주망원경의 도입으로 지역 천문교육 프로그램이 한 단계 더 도약할 수 있을 것으로 기대한다.

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Requirement of Cultural City : Focusing on the Cultural Environmental Policy of Nam-gu, Incheon (문화도시의 충족조건: 인천 남구의 문화환경정책을 중심으로)

  • Kim, Eun-Kyoung;Byun, Byung-Seol
    • Journal of the Economic Geographical Society of Korea
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    • v.9 no.3
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    • pp.441-458
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    • 2006
  • Culture is an indispensable element in modern society in improving the quality of life for city dwellers and stimulating the urbanization. The conspicuous emergence of cultural cities, which is a new paradigm, can be understood in that context. Global cities are pursuing cultural cities, and autonomous regions in Korea are also pushing ahead with the urbanization which combines cultural elements. Specifically, Nam-gu of Incheon has set an example of successful cultural city for other autonomous regions. The cultural environmental policy of Nam-gu is deemed to have retained the infrastructure, cultural urban landscape and living space, and a plenty of contents. The real significance of cultural city lies in the pursuit of sustainable urban development as a culture-friendly city. For that, the direction of cultural environmental city has to be firmly set, and related law and system should be strengthened. Above all, it is critical to pursue human-oriented cultural city by showing citizens what roles they have to play, setting the right direction, and improving the partnership.

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The Design of Meteorological Information Gathering System Using Public Traffic System (대중교통 체계를 이용한 기상정보 수집 시스템의 설계)

  • Pan, Ye;Kim, Soo-Hwan;Lee, In-Taek;Choi, Jin-Ho;Choi, Jin-Oh
    • Proceedings of the Korean Institute of Information and Commucation Sciences Conference
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    • 2010.10a
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    • pp.110-112
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    • 2010
  • Because the building of new meteorological observation towers requires high cost, a collection of precise meteorological data over city area is not easy. To collect atmosphere environment data or meteorological data precisely, a new approach is required. This paper introduces a new meteorological data collecting system using the public traffic systems such as regular route bus. On real time, the regular route bus can provide a meteorological data in periodic time interval and provide them on static route. Without constructing new facilities, only simple sensing and transmission equipments to attach on the bus are needed.

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Measurement system developed for the safety analysis of moored Floating matters (계류된 부유체의 안전성 평가를 위한 계측시스템 개발)

  • Park, Kyung-Chul;Yang, Hye-Jung;Seong, Yu-Chang
    • Proceedings of the Korean Institute of Navigation and Port Research Conference
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    • 2013.10a
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    • pp.165-166
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    • 2013
  • When Coming alongside the shallow water or narrow pier, they apply sea area with small mooring facilities and Floating matter because of the diversity of ships and limitation and effective in cutting expenses. However, when ships, applying Small mooring facilities and Floating matter, come alongside, there can be some impulse by waves between the Floating things and ships which possibly leads to mass disaster. Therefore, there should be forecasts and analysis of the movement caused by waves. On this Study, it introduces the composition and principles of the developed system provides the base of the movement traits through measuring 3-D exercise data and acceleration of the Mooring and Floating matters.

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