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PV module을 이용한 옹벽용 반사판 특성에 관한 연구 (A Study on the characteristic a reflector of retaining wall by PV module)

  • 김대근
    • 전력전자학회:학술대회논문집
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    • 전력전자학회 2000년도 전력전자학술대회 논문집
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    • pp.41-44
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    • 2000
  • This paper represent about design of the controller for battery of a reflector of retaining wall for power supply using PV Module. Simulation is represents V-I and power characteristic by Mathematica & Design Cneter 6.3 & Qnet 2.1 Finally we composed of road surface-signpost system. This system is successfully operating with high clearness lights.

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Detecting artefacts in analyses of extreme wind speeds

  • Cook, Nicholas J.
    • Wind and Structures
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    • 제19권3호
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    • pp.271-294
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    • 2014
  • The impact of artefacts in archived wind observations on the design wind speed obtained by extreme value analysis is demonstrated using case studies. A signpost protocol for detecting candidate artefacts is described and its performance assessed by comparing results against previously validated data. The protocol targets artefacts by exploiting the serial correlation between observations. Additional "sieve" algorithms are proposed to identify types of correctable artefact from their "signature" in the data. In extreme value analysis, artefacts displace valid observations only when they are larger, hence always increase the design wind speed. Care must be taken not identify large valid values as artefacts, since their removal will tend to underestimate the design wind speed.

WATER VAPOR MASERS: A SIGNPOST FOR LOW MASS STAR FORMATION

  • Migenes, V.;Trinidad, M.A.;Valdettaro, R.;Brand, J.;Palla, F.
    • 천문학회지
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    • 제40권4호
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    • pp.127-129
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    • 2007
  • It is well known that water vapor maser emission at 22.2 GHz is associated with the earliest stages of both low- and high-mass star formation and it can be considered a reliable diagnostic of their evolutionary state. Bright Rimmed Clouds (BRCs) are clouds that have been compressed by an external ionization-shock front which focuses the neutral gas into compact globules. The boundary layer between the neutral gas and the gas ionized by the incident photons is often called "bright rim" but the clumps are sometimes classified also as speck globules or cometary globules depending on their appearance. Small globules with bright rims have been considered to be potential sites of star formation and have been studied in several individual regions. We present results from high resolution VLA observations searching for new candidates of recent star formation in bright-rimmed clouds/globules associated with IRAS point sources.

PV module을 적용한 교통시설물용 PE 드럼 특성에 관한 연구 (A study on the characteristic a PE drum with Traffic Auxiliary System by PV module)

  • 김대근;윤용선;윤형상;차인수;최정식
    • 전력전자학회:학술대회논문집
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    • 전력전자학회 2001년도 전력전자학술대회 논문집
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    • pp.101-104
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    • 2001
  • This paper represent about design of the controller for battery of a PE drum for power supply using PV Module. Simulation is represents V-I and power characteristic by Mathematica & Pspice 6.0 & Qnet 2.1. Finally, we composed of road surface-signpost system. This system is successfully operating with high clearness lights.

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강원 영서지역 농촌마을의 입지와 비보(裨補)경관과의 관계 (A Study on the Connection of Layout and BIBO Landscape of Agricultural Villages in Gangwon Youngseo Province)

  • 유종덕;윤영활;최장순
    • 한국농촌건축학회논문집
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    • 제11권1호
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    • pp.9-16
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    • 2009
  • This research surveyed the native resources which BiBo(replenishing shortages by helping each other) landscapes have been preserved by aiming at the village settlement spaces of five cities and counties in Gangwon Youngseo province. This research reveals that BiBo landscape patterns of 41 village forests, 23 BiBo symbols, and 6 BiBo ponds were surveyed. The village forests are all 41 places, and were mainly made on the plains in front of villages. BiBo functions of the forests were in the order of the land obstructing the view of the mouth of a river which is the most as 13 places, the land obstructing the view of the mouth of river, situation complements, village protection, and protection against wind. Bibo symbols were all 23 places. Towers, stone towers, menhirs, and Maitreya stones were 12 places, Jangseungs(a signpost raising on the entrance of the village or a temple) were 6 places, Sotdae(a pole raising at the entrance of the village as the symbol of a board or a village protecting deity) was 1 place, and the others were made multiply in 4 places. Bibo symbols were located at 21 places in front of villages. The village protection in Bibo functions was 6 places. 6 Bibo ponds were surveyed. Most Bibo ponds were made for earth power leakage prevention.

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시각, 청각과 복잡계 기반 뇌과학에 근거한 총명개념과 총명탕 연구 (A Study on Concept of Chongmyeong and Chongmyeong-tang Based on Visual, Auditory Sense and Brain Science Based on Complex System)

  • 전홍석;백규태;전경배;권강
    • 한방안이비인후피부과학회지
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    • 제30권4호
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    • pp.104-130
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    • 2017
  • Objectives : This study was designed to signpost the study of brain, intelligence and memory, while interpreting the concept of 'Chongmyeong(聰明)' neotrically and linking it to the clinic of Korean medicine. Methods : In this paper, the meaning of the word 'Chongmyeong(聰明)' is divided into two parts, intelligence and memory. We also explored the relationship between brain science and 'Chongmyeong(聰明)' based on complex system theory, cognitive science and embodied cognition. Results : Through the process of refining the concept of 'Chongmyeong(聰明)' neoterically, we proposed the new method to understand the concept of 'Chongmyeong(聰明)'. Conclusions : The concept of 'Chongmyeong(聰明)' should be interpreted not as a reductionistic viewpoint of brain science but as a viewpoint of brain science based on visual and auditory system and complex system. Human cognition is physically embodied in the environment, from the viewpoint of embodied cognition that it is constituted and formed in an interactive context with society and culture connected with the environment.

Environments of Galaxies and Their Effects on Galaxy Properties

  • Yoon, Yongmin;Im, Myungshin
    • 천문학회보
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    • 제44권2호
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    • pp.38.2-38.2
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    • 2019
  • In the history of universe, galaxies are consistently affected by surrounding medium and neighbor galaxies. These effects control galaxy evolution, making properties of galaxies diverse and dependent on environments. We investigate environments of various types of galaxies and how they affect galaxy properties, such as bar structures and galaxy sizes, etc. First, we present the observational evidence that bars can form from a cluster-cluster interaction. The evidence indicates that bars can form due to a large-scale violent phenomenon, and cluster-cluster interaction should be considered as an important channel for bar formation. Second, we discover for the first time that local early-type galaxies heavier than 1011.2 Msol show a clear environmental dependence in mass-size relation, in such a way that galaxies are as much as 20 - 40% larger in densest environments than in underdense environments. This result suggests that mergers played a significant role in the growth of massive galaxies in dense environments as expected in theory. Lastly, we investigate environments of the most massive galaxies and extremely massive quasars. By doing so, we find that massive galaxies are a much better signpost for galaxy clusters than massive quasars.

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(가칭) 해양경찰기본법 입법방향에 관한 연구 (A Study on the Legislation Directions of FRAMEWORK ACT ON KOREA COAST GUARD(tentative name))

  • Son, Yeongtae
    • 한국재난정보학회 논문집
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    • 제10권3호
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    • pp.396-407
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    • 2014
  • 정부에서는 최근 발생한 세월호 침몰사고의 구조조치 실패에 대한 책임으로 해양경찰청 해체를 2014년 5월 19일 발표했다. 그러나 정치계뿐만 아니라 사회 여러 일각에서는 일본 등 주요 해양국가의 해양경찰기관과 비교해서 그 위상 저하로 인해 우리영해 해양주권 수호 및 해양경비 기능의 약화를 거론하고 있다. 1953년 창설된 해양경찰은 우리나라 해양안전을 담당하고 있는 중앙행정기관 중 가장 체계적인 인프라구축 및 관리 시스템을 구성하여 운영하고 있는 것은 부인할 수 없다. 따라서 본 논문에서는 해양경찰이 담당하고 있는 해양에서의 각종 임무에 대한 중요성을 고려하여 무조건적인 해체보다는 해양경찰 기능을 충실히 안정되게 수행할 수 있도록 좀 더 실질적이고 근본적인 대안으로 해양경찰 업무 전반을 반영할 수 있는 통합된 법률인 가칭 '해양경찰기본법'의 운영방안을 제시하고자 한다. 이는 해양경찰이 직면한 현 주소를 통해 해양경찰에 있어서의 가장 이상적인 법체계에 대한 방향성을 제시하기 위한 것이다.

2015년 영국 보험법 상 공정표시의무에 관한 연구 (A Study on the Duty of Fair Presentation in Insurance Act 2015)

  • 신건훈
    • 무역상무연구
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    • 제72권
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    • pp.57-80
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    • 2016
  • Since 2006, the Law Commission and Scottish Law Commission have been engaged in a major review of insurance contract law, finally leading to the legislation of Insurance Act 2015. According to the enforcement of the Insurance Act 2015 on 12 August 2016, ss 18~20 of the Marine Insurance Act 1906(MIA 1906) were repealed and substituted by the new concept of fair presentation. This article intends to analyze the legal implications through the comparative research between the duty of fair presentation in Insurance Act 2015 and ss 18~20 of MIA 1906. The major changes in Insurance Act 2015 are designed to (1) encourage active engagement by the insurer rather than passive underwriting, asking questions of the insured if the desired information is not provided at the stage of proposal; (2) encourage policyholders to structure and signpost their presentation in an clear and accessible way, and prevent data dumps; (3) give guidance as to how the insured should prepare a fair presentation, by undertaking a reasonable search of available information and giving examples of what circumstances might be material; (4) clarify whose knowledge in the insured's organization is attributed to the insured for the purposes of disclosure; (5) clarify the exceptions to the duty of disclosure, including circumstances "which are known or presumed to be known to the insurer"; and (6) replace the remedy of avoidance in all circumstances with more proportionate remedies. This is a default regime, which may be altered by agreement between the parties.

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Actual Situation Analysis of Walking Environment in Chongqing, China - Case Studies of First Experimental Elementary School and Zaozilanya Elementary School -

  • Hong, Shi;Suh, JooHwan
    • 휴양 및 경관연구
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    • 제12권4호
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    • pp.1-10
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    • 2018
  • This study is about the investigation of the walking environment of the First Experimental Elementary School in Shapingba District of Chongqing City and the Zaozilanya Elementary School in Yuzhong District and the analysis of the pedestrian's consciousness. The improvement plan is obtained by comparing and analyzing the walking environment around the school. The survey results are as follows. According to the survey results of the walking environment around the school, the sidewalks of the two schools are relatively narrow, and there are more pedestrians crossing the road. There is a phenomenon of parking in both schools. The phenomenon of parking in Zaozilanya Elementary School is even more serious. In investigating the most important elements of the school's pedestrian environment, the setting of the signpost, the setting of the crosswalk and signal lights, the setting of the fence, the setting of the vehicle's deceleration facilities, and the control of the school gate are all necessary. Therefore, in order to create a safe and comfortable improvement plan for the surrounding environment of the school, first of all, in the improvement of the facilities around the school, the setting of the fence, the setting of the speed bump, the improvement of the crosswalk and the signal light. Second, in terms of restrictions, the scope of protection around the school needs to be expanded, and restrictions on parking and restrictions on vehicle traffic need to be implemented. Third, in terms of education and publicity, it is not only necessary to provide safety guidance for students to go to school, but also to provide drivers with driving safety education and publicity.