• Title/Summary/Keyword: Small-size building

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The Basic Study on Economic Evaluation of Micro-turbine and Alternative Energy system Installed in Hospital (병원건물의 마이크로터빈과 신재생에너지도입에 따른 경제성평가 기초연구)

  • Kim, Byoung-Soo;Hong, Won-Pyo
    • Proceedings of the Korean Institute of IIIuminating and Electrical Installation Engineers Conference
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    • 2009.05a
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    • pp.439-444
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    • 2009
  • This paper gives a basic Energy performance data of micro gas turbine and Renewable Energy(BIPV and Solar Collector System) installed in Hospital Building. The efficiency of. solar collector and BIPV system was 30%, 10% individually, and lower than micro gas turbines. Micro gas turbines are small gas turbines that bum gaseous and liquid fuels to produce a high-energy exhaust gas and to generate the electrical power. Recently the size range for micro gas turbines is form 30 to 500kW and power-only generation or in combined heat and power(CHP) systems. If micro gas turbine was operated only for electric energy, the efficiency was about 30%, but for combined heat and power, the efficiency was about 90%. Finally, installed in large hospital, Micro gas turbine system was operated to CHP mode, was high-efficiency system than Solar collector and BIPV system.

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An Analysis on the Characteristic of the Dressing-Room Planning in the Apartment Building (공동주택의 드레스룸 공간계획 특성에 관한 연구)

  • Park, So-Yun;Lee, Kyung-A;Lee, Hyun-Soo
    • Proceedings of the Korean Institute of Interior Design Conference
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    • 2005.10a
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    • pp.44-47
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    • 2005
  • The purpose of this study is to identify the characteristics of the Dressing-Room lay-out in brand-apartments as the strategy for the differentiation. The 441 floor-plans are collected by searching web-sites of the 5 main construction companies. The major findings are summarized as follows: (1) The Dressing-Rooms are designed in the 331 cases among 441 the floor-plans including the Dressing-Room are generally over 30 Pyeong(about 99 square meters). In addition, the entire cases above 60 Pyeong(about 198 square meters) include the Dressing-Room. (2) The size of the Dressing-Room is increased in proportion to the square meter. However, the ratio is the small range of fluctuation. (3) The types of Dressing-Room units are classified 4 categories : a dressing-room joined powder room, a dressing-room separated from bathroom, a dressing room without powder room, a powder room centering with dressing room and bathroom.

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An Experimental Study on the Behavior of Small Scale Curved Panel Using Composite Materials (복합소재를 활용한 곡면 패널 축소형 실험체의 구조 성능 평가)

  • Park, Hee Beom;Park, Jong-Sup;Kang, Jae-Yoon;Jung, Woo-Tai
    • Journal of the Korea Academia-Industrial cooperation Society
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    • v.19 no.6
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    • pp.1-8
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    • 2018
  • FRP is a new material that is light, has high strength and high durability, and is emerging as a third construction material inside and outside of countries. However, very few studies have been done on curved FRP construction materials that can be used for tunnels or arched bridges. Because a small composite panel specimen is smaller than a full-size specimen, it can be used in a variety of experiments under different conditions. Therefore, in this study, experiments were performed on a void section, a solid section, a connected solid section, and a sand-coating solid section. The results of the experiment show that the connection of composite curved panels with longitudinal connections provides almost equivalent performance to that of a single panel. However, it is necessary to strengthen the connections, since the connections that are most susceptible to damage will break first.

A Study on the Unit Space 'MARI' of the Private Houses in the Insular Areas of Southwestern Sea (남서해 도서 민가의 '마리' 공간 연구)

  • Kim, Ji-Min
    • Journal of architectural history
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    • v.20 no.6
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    • pp.41-56
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    • 2011
  • This study mainly examined the unit space (room) called 'MARI' of the private houses that were built between the 19c and the early 20c in the insular areas of southwestern sea. Generally, this region has unique historicity (restructure of the insular environment in the 17c and the 18c) and geographic environment that are different from inland regions thus the environment is presumed as a related factor to developments and structures of the private houses. 'MARI' is a noticeable space that is installed in a main building without an exception even in small 3 bedroom private houses. Its nature has location and usage distinctions in an architectural plan with similar 'MARU' of inland Jeollanam-Do. There are large crocks filled with grains at MARI. Thus, MARI is a storage room. Mostly rice and various other kinds of grains are stored in the several crocks, large and small. Many household goods are kept here as well. Another peculiar function of MARI is that this space commonly enshrines ancestral tablets of three generations. Hence, MARI takes a role of a shrine of an aristocratic house from an inland region. Considering the size of the house and space, this seems to be a very unprecedented utilization of area. MARI is located at the top (at the head of the house) on the floor plan. In other words, it is located at the space in the highest rank. The importance of ancestor worship and grains is evinced architecturally. It is really interesting fact that MARI is also located within recently built modern houses (Cheongsan Island, Joyak Island, etc.). Therefore, it can be said that the unique MARI tradition of this region has an intact continuity even today. After all, MARI has a great significance as a unique unit space of insular areas of southwestern sea that is installed in the main buildings of all houses regardless of size and shape of the houses, and their insular locations.

Management Factors Associated with Health and Safety Education in Korean Manufacturing Companies (산업장 안전보건교육 관리요인)

  • Lee Myung-Sun;Lee Gwan-Hyung;Park Kyoung-Ok
    • Korean Journal of Health Education and Promotion
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    • v.23 no.2
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    • pp.121-140
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    • 2006
  • Objectives: Safety is a primary health promotion issue in worksite because injury induces multi-fold loss of the human and economic resources to profit organization. The purposes of this study were to describe worksite health and safety education and management status in Korean manufacturing companies. Methods: The original population size of Korean manufacturing industry in 2004 was 74,398 and 2,960 factories were selected by the multiple stratified sampling method for this study. The health and safety manager or representatives of the selected 2,960 companies successfully finished in the face-to-face interview survey about company's general characteristics, health and safety management style, health and safety education hours conducted by the Korean Occupational Safety and Health Agency. Results: The manufacturing companies in Seoul and Kyunggi areas, small size, and clothes and press industries were related to low health and safety management and education status. The companies which assigned at least one safety manager were 70.5% and which had a health and safety room within the company were only 9.3%. The companies which took the health and safety education for their regular blue-collar employees more than the legal education hours were under 56.1% and the percentage of the companies which took their health and safety education for newcomers less than the legal limits was lower than any other types of health and safety education in workplace. The significant strong workplace health and safety management variables in predicting employee health and safety education were psycho-social variables such as the company own health and safety regulation and the workplace health and safety management committee organization. rather than physical variables such as health manager employment, safety manager employment. Conclusions: Systematic and legal approaches are effective to encourage workplace health and safety education, specifically, through sustaining health and safety managers and building the company-wide health and safety management system. Furthermore, theses approaches should primarily focus on the small companies of which sizes were under 50.

Improvement Direction of Facility Management System(FMS) through Related Systems Analysis (유관 시스템 분석을 통한 시설물정보관리종합시스템 개선방향)

  • Jung, In-Su
    • Journal of the Korea Academia-Industrial cooperation Society
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    • v.16 no.10
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    • pp.6751-6758
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    • 2015
  • The Special Act on Safety Control for Infrastructure was enacted in 1995 to contribute to ensuring the public safety and welfare improvement of Korean people. In addition, the FMS has been developed and operated to manage facilities effectively. However, several problems of the FMS have also occurred. Thus, this study aimed to analyze the FMS and related systems scrutinizingly to suggest improvement directions such as (1) extension of the FMS into the national facility information management system including small-size facilities other than Types 1 and 2 facilities, (2) development and promote standardized inspection and diagnosis systems as per facility type, (3) development of the database utilization system including decision making support function for management body, and (4) providing the FMS performance improvements and stable operating environment utilizing latest information technologies. If the improvement directions suggested in this study are adopted, they can improve services for Korean people by providing facility safety and maintenance work parties with optimum information services.

A Study on the Application of Blockchain to Accounts Receivable Insurance to Small and Mid-Size Businesses (중소기업 매출채권보험 활성화를 위한 블록체인 적용방안 연구)

  • Kwon, HyukJun;Kim, Hyeob
    • The Journal of Society for e-Business Studies
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    • v.24 no.4
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    • pp.135-149
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    • 2019
  • Accounts receivable insurance is a system in which small and medium-sized enterprises insure the accounts receivables acquired by the purchasing company, and the insurance company pays when the purchaser fails to pay the debts. Accounts receivable insurance is a very effective means of eliminating the risk of loss due to the counterparty default, and it is economically effective to protect the domestic industry by preventing the bankruptcy of one company leading to a chain bankruptcy of other companies. In this study, we constructed a business model of the accounts receivable insurance, by building an infrastructure based on a private blockchain in activating the accounts receivable insurance accounts. The accounts receivable insurance platform using these blockchain technologies not only addressed the problem of document and reliability verification for insurance, but also sought ways to facilitate accounts receivable insurance by small businesses through rapid transaction rates, easy network expansion and access management based on private blockchain.

Residents' Usage of Community Facilities by Types of National Rental Apartment Complexes (단지특성에 따른 국민임대주택 커뮤니티시설의 거주자 이용 실태에 관한 연구)

  • Hwang, Yeon-Sook;Chang, Yun-Jung;Son, Yeo-Rym;Chang, A-Ri
    • Korean Institute of Interior Design Journal
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    • v.18 no.5
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    • pp.147-155
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    • 2009
  • The purpose of this study is to examine the residents' preference to community facilities in national rental apartment complexes. Twelve housing complexes were sampled and researched with questionnaire and field-surrey methods. The data from the questionnaire survey were processed with SPSS 14 and analyzed by regional group, size of complex, and arrangement plan of facilities. The complexes are located in two legions, Seoul and Gyounggi province. They were also sorted into three groups by size: less than 500 households, 500 to 1,000, and more than 1,000. Lastly, the complexes were categorized into three types: those where facilities are concentrated in or around a single building, dispersed into several places, and located in residential buildings. The results are as follows: Majority of the community facilities are established outdoor and, therefore, the indoor facilities are relatively more insufficient. Especially, there is a shortage of indoor gymnasium while the demand is increasing. It is partly because there is no regulatory guideline on indoor gym requirements in housing complexes. The resident satisfaction measurement shows significant comparison according to region and complex size. The level of satisfaction with garden/kitchen-garden, pond/fountain/streamlet is higher at the complexes in Gyunggi. The residents of larger complexes give positive feedback about spells facilities while those of smaller complexes are more satisfied with education-related facilities such as library and study. The measurement of resident needs shows significant comparison according to complex size and facility arrangement plan. The residents of smaller complexes are more in need of community facilities. In both regulatory standards and actual condition, community facilities are more insufficient at small complexes with less than 500 households.

Efficient Description Method for Hanok Components Reflecting Coupling Scheme of Wooden Structure (목조건축의 결구방식을 고려한 효과적인 한옥부재 표현 기법)

  • Ahn, Eun-Young;Kim, Jae-Won
    • Journal of Korea Multimedia Society
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    • v.14 no.2
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    • pp.318-328
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    • 2011
  • This paper suggests a comprehensive method to describe architectural components for supporting Korean Traditional Building design with only small components set in CAD system. Korean traditional buildings can be classified variously based on the their size, usage and structure type(whether ornament part, namely Gongpo, is in there or not). Moreover components can be varied according to the combining rule between them. If all of these components are presented, these tremendous components rather prevent the efficient design of traditional buildings. In order to solve this problem we present object-oriented approach to describe versatile components as one template if they are same in functional aspects. From the template, many similar instances can be derived according to the attribute value. The templates are designed in order to reflect the coupling scheme between components in the relative parameters of the templates. It leads effects of minimizing error which can be occurred frequently in the process of traditional building design.

Building an Overseas Infrastructure Offices of the Information Security Industry (정보보호 산업 해외 거점 인프라 생성 연구)

  • Cho, Chang-Duk;Park, Dea-Woo
    • Journal of the Korea Institute of Information and Communication Engineering
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    • v.20 no.1
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    • pp.103-109
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    • 2016
  • The information security industry is technology-intensive, high value-added industries. South Korea's response has excellent ICT skills and experience and skills in a variety of cyber attacks, has become a benchmark in the world. However, the small size of the domestic information security company, supporting infrastructure is lacking. Domestic information security industry is the primary condition to activate the export. For the export of high value-added enterprise information security products and services, it is necessary the establishment of the domestic IT information security infrastructure of the industrial promotion is based overseas. Come to analyze the domestic information security industry, capital of this small, market reclamation of overseas expansion, information, manpower shortage was a problem. This fact, combined losses caused by cost-free period AS. Therefore, the study on information security in the infrastructure industry overseas bases is necessary. How to select and analyze the causes of infrastructure in selected overseas offices. By utilizing the infrastructure of overseas bases, can raise the added value of the products and services of the Information Security company, we can enable the export of small and medium Information Security company from overseas offices.