• 제목/요약/키워드: The size of unit plan

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고층건물공사 마감자재의 수직$\cdot$수평이동계획이 통합된 의사결정모델 (A Decision-Making Model of Integrated Vertical and Horizontal Move Plan for Finishing Material in Righ-Rise Building Construction)

  • 안병주;김재준
    • 한국건설관리학회논문집
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    • 제2권2호
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    • pp.47-58
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    • 2001
  • 고층건물공사 현장물류계획은 수직이동계획과 수평이동계획으로 구분할 수 있다. 수평이동계획의 내용은 상대적으로 선행 프로세스인 수직이동계획 과정에서 결정되는 양중장비계획 등에 의해서 제약을 받는다. 현재 국내 건설업체들은 마감자재에 대한 이동계획과 관련해서 약산식을 사용한 가설 리프트 대수 산정, 마감자재별 물량을 양중회수로 치환하는 방법의 부재, 유사현장 사례 비교 방법의 문제점, 양중장비계획의 적정성 검토 방법의 부재, 형식적인 수평이동계획, 수직$\cdot$수평이동계획의 단절 등의 문제점을 가지고 있다. 그리고 이러한 문제점들로 인하여 수직$\cdot$수평이동계획자는 양중장비의 대수, 사용기간, 마감자재의 야적 등에 대해서 합리 적으로 의사결정을 내리지 못하고 있다. 본 연구에서는 계획자로 하여금 고층건물공사 마감자재의 수직$\cdot$수평이동계획을 통합하여 합리적으로 계획할 수 있는 의사 결정모델을 제안하고 있으며, 이 모델을 현업의 수직$\cdot$수평이동계획 과정과 비교하고 있다. 그리고 이 모델을 사용하는 계획자는 자신의 사고의 틀을 결과지향적 사고에서 과정지향적 사고로 변화시키는데 활용할 수 있고, 계획 시 직면하게 되는 한정된 자원 및 동태적 상황 등에 적절하게 대응할 수 있으며, 고층건물공사 마감자재의 수직$\cdot$수평이동계획에 대한 시스템 사고 등이 가능하다.

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A Study of the PDCA and CAPD Economic Designs of the $\bar{x}$ Control Chart

  • Sun, Jing;Tsubaki, Michiko;Matsui, Masayuki
    • Industrial Engineering and Management Systems
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    • 제6권1호
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    • pp.11-21
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    • 2007
  • The PDCA (Plan, Do, Check and Act) cycle is often used in the field of quality management. Recently, business environments have become more competitive, and the due time of products has shortened. In a short production run process, to increase efficiency of management, the necessity for distinguishing the PDCA design that starts with PLAN and the CAPD design that starts with CHECK has been clarified. Starting from Duncan (1956), there have been a number of papers dealing with the economic design of control charts from the viewpoint of production run. Some authors (Gibra, 1971; Ladany and Bedi, 1976; etc.) have studied the economic design for finite-length runs; other authors (Crowder, 1992; Del Castillo and Montgomery, 1996; etc.) have studied the economic design for short runs. However, neither the PDCA nor the CAPD design of control charts has been considered. In this paper, both the PDCA and CAPD designs of the $\bar{\x}$ chart are defined based on Del Castillo and Montgomery's design (1996), and their mathematical formulations are shown. Then from an economic viewpoint, the optimal values of the sample size per each sampling, control limits width, and the sampling interval of the two designs are studied. Finally, by numerically analyzing the relations between the key parameters and the total expected cost per unit time, the comparisons between the two designs are considered in detail.

대학기숙사의 공용 및 개인생활공간 계획 - 충청권 소재 대학기숙사 사례를 중심으로 - (The Planning of Common and Living Space in the Dormitory Buildings on Campus - Focused on the Dormitory Buildings in Chung-chung Province -)

  • 김정은;김미경
    • 한국실내디자인학회논문집
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    • 제22권1호
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    • pp.274-282
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    • 2013
  • This study aims to investigate planning characteristics of common and living space in the dormitory buildings on campus in Chungcheong province. A document research method was used to analyze and classified into floor-plan, zoning and area. Also site visits were conducted at 8 dormitory buildings of 4 universities, and drawings were collected and compared for this research. The results of this study were as follows; 1)Most floor plans of public spaces had corridor types and integrated public space types. The typical floorplan of living space was 2person-1bedroom and apartment type which shared livingroom, bathroom, restroom and shower between bedrooms. The living space type of dormitory buildings was more complex and growth in size. Unit community combined 2-4person per 1bedroom in floor plan can help student with identity and affiliated formation. 2)The types of the spatial composition in public spaces were devided into three zones; study, living and administrative zones such as seminar room, public bathroom and storage, etc. This results shows that various types of public space for the improvement of community of small group has recently become more important than basic sanitary space in public space of dormitory buildings on campus.

초등수학에서 측정활동에 기반한 소수의 학습.지도 방안 및 학생의 이해 실태 분석 (A Construction of 'Decimal Fraction' Unit of Elementary Mathematics Textbook and Analysis of Students' State of Understanding Based on Measurement Activity)

  • 김은정;강흥규
    • 한국초등수학교육학회지
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    • 제18권1호
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    • pp.37-62
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    • 2014
  • 소수 개념은 측정수, 십진기수법, 분수, 비, 작용소, 통약 불가능성, 무한근사, 실무한, 계산수 등 여러 측면을 가지고 있지만, 이 소수 개념의 요소들은 분리될 수 있는 것이라기보다는 단위의 세분할에 의한 측정활동에 복합적으로 내재되어 있다. 요컨대 소수 지도의 핵심은 측정활동이며, 소수의 개념 지도를 위해서는 자연수, 분수와의 관계 이해와 십진기수법적인 자리체계를 명확히 이해시키는 것이 중요하며 그 수단으로 측정활동이 강조되어야 한다. 이 논문에서는 측정활동을 방법으로 소수에 내포된 여러 개념들을 통합적으로 이해시킬 수 있는 학습 지도안을 구성하고, 그에 따른 학생들의 이해 실태를 분석하고자 한다.

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아파트 평면의 실 크기와 치수 특성에 관한 연구 - $2000{\sim}2007$년 건설된 아파트를 대상으로 - (A Study on Areal & Dimensional Characteristics of Apartment Unit Plans)

  • 김준래;윤재신;김민경
    • 한국주거학회:학술대회논문집
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    • 한국주거학회 2008년 추계학술발표대회 논문집
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    • pp.363-368
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    • 2008
  • The purpose of the study is to elicite a dwelling standard for the low-income group as belong to future socially underprivileged class through an investigation of the average size of each zone in plane figures of the apartment. The investigation has been executed to 2 kinds of plane pictures of the most spread exclusive using area scale: $85m^2$ and $65m^2$, which would be a groundwork of data to harmonize with the future dwelling needs, especially those of low-income group. 312 cases were selected to be investigated about each floor space of the living room, the main room, room1, room2, and the kitchen based on wall distance, to be calculated and charted about the average and the proportion of width and depth of each zone. The investigation about how those elements effect to the overall width and depth of the apartment according to the composition and the floor space shape executed as well.

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장유신도시 주거환경에 대한 거주 후 평가 (Post-Occupancy Evaluation of Housing Environments of Jangyou New Town in Gimhae)

  • 오찬옥;양세화
    • 한국주거학회논문집
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    • 제22권5호
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    • pp.59-69
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    • 2011
  • The purpose of the study was to perform the post-occupancy evaluation of housing environments of Jangyou New Town in Gimhae. The data for the analysis was collected through questionnaire survey method from August 10 to 27, 2010, and the sample consisted of 524 respondents living in apartment complexes in Jangyou. The features of housing environment were categorized into unit housing, apartment complex, and neighborhood and total 28 specific items were included in the evaluation. The data were analyzed using descriptive statistics and analysis of variance with Duncan's multiple range tests. The results were as follows: 1) Overall evaluation of housing environment of the residents in Jangyou were relatively high, expecially in floor plan layout of unit housing, self-expression through apartment complex, and natural environment of neighborhood. 2) The demographic and housing variables that had significant influences on the post-occupancy evaluation were age of the respondent, monthly income, apartment size and tenure type of apartment. Respondents who were over sixty years old, with monthly income of less than 2,000,000 won, or living in public rental apartments were more likely to evaluate overall housing environment positively than rest of the respondents.

경남지역의 전면 3칸형 아파트의 공간이용행태 및 거주후 평가에 관한 연구 -전용면적 $85\textrm{m}^2$를 전후하여- (Post Occupancy Evaluations and Spatial Behavioral Patterns of Three Bay Unit Plans in Kyungnam Aren - focusing on $85\textrm{m}^2$ apartment units size -)

  • 김상희;안주영
    • 한국주거학회논문집
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    • 제13권4호
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    • pp.1-10
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    • 2002
  • The purpose of this study was to contribute to planning and developing various new apartment unit plans of the future through examining the differences on the spatial behavioral patterns and the post-occupancy evaluation between DK-front type and DK-rear type. 245 households which were included 79 DK-front types and 166 DK-rear types, were collected and analyzed at Masan and Gimhae cities in Kyungnam area. The result is as follows: 1) The analysis of the spatial behavioral patterns revealed that Anbang was the room for the couple independent from guests and children. Living room was the family's room for every activity, used more frequently DK-front types than DK-rear types. The family lift cycles of households, the visual unification between Living room and DK, the closed figures of DK in DK-front types have been influenced for the activities of Living room. 2) In the post-occupancy evaluation, DK-front types were positive in the lighting of DK area and its connection with Living room, while negative in the proximity from entrance to DK, cooking convenience, and the proximity between rooms. It was explained clearly through the reasons of the rejection of DK-front types from now.

Management Status and Development Plan of Green Tea Processors in Korea

  • Kang, Hagmo;Park, Junho;Choi, Sooim;Lee, Chongkyu;Kim, Hyun
    • Journal of Forest and Environmental Science
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    • 제36권2호
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    • pp.156-162
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    • 2020
  • This study was conducted to analyze the current management status of green tea processors in two regions (Hadong-gun and Boseong-gun) in Korea and to suggest directions for the development of the green tea industry based on an understanding their difficulties in management. This study showed that the number of green tea farms and the cultivation area had decreased, while the average unit sales price of green tea in Boseong-gun was approximately three times higher than that in Hadong-gun. Also, this study found that Hadong-gun mainly provided green tea products to wholesalers, whereas Boseong-gun sold it directly to the local retail stores targeting tourists, and this results in generating relatively higher unit prices. Meanwhile, we discovered that both regions had difficulties in management which were caused by the demand for low delivery unit costs from large corporations and small food companies. Therefore, in order to develop the green tea industry in both regions, the size of green tea fields and the scenery satisfaction should be improved to draw more tourists and boost tourists' intention to revisit. In addition, it is necessary to enhance guidance and accessibility of related tourist sites, to expand green tea experience activities, and to improve product satisfaction by developing various goods. By inducing more tourists in these ways, it could change the sales type of green tea from wholesale to retail and help activate the management of green tea processors.

총괄계획가 시범사업에서 주민참여 기본계획 사례연구 - 홍성 오누이권역을 대상으로 - (A Case Study on Resident Participative Primary Design of Integrated Rural Development Project with Master Planner - Onui Area in Hong Seong -)

  • 정남수
    • 농촌계획
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    • 제21권4호
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    • pp.167-175
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    • 2015
  • The aim of this study is to establish resident-participative primary design of integrated rural development project with master planner by setting principals of open competition and transparent decision-making about village-to-village or business-to-business unit enterprise in Onui area, Hong-seong Gun. For effective processing, software projects such as residents education and rural landscape planning are simultaneously conducted for enhancing project understanding and comprehensive development plan including related post project. Above all, competition teams for individual project were organized to establish the resident-participative primary design using survey tables of residents demand. In 6 months resident-participative processing of primary design, continuous education and visiting to advanced area are conducted in team unit. Strengthened ability of team unit can be used in management and maintenance after project development. To do this, residents with the same opinions gathered as one competition team and identified business plans such as village asset, business location, size, program, and method for land securing. Favorable decision-making process by residents who are audience in project presentation of competition team has conducted. After selecting competition teams, continuos consulting are operated for establishing operation and management for developed or remodeled facilities through repetitive education and visiting advanced area. In this process, unit project suggested by competition team are completed. Preliminary selection was conducted by experts who were entrusted by residents. After residents agreement of project main stream such as major facilities and location, final detailed cost of projects are work out. Suggested process in this study which choose the final project by residents would improve residents' voluntary participation in integrated rural development project through open competition in establishing primary design.

여성전문병원 병동부의 거주성 향상을 위한 건축 계획적 연구 (A Study on the Architectural Planning for the Habitability of Women's Hospital ward)

  • 박승환;홍성우;최무혁
    • 한국주거학회논문집
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    • 제18권2호
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    • pp.29-38
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    • 2007
  • The purpose of this study was to provide the basic data for architectural planning through survey about the ward of women's hospital. This study considered the concept of women's hospital through theoretical consideration and analysed a blueprint of 30 cases about typical plan type, the size and layout of patient-room, space allocation and circulation. And then a survey of patients has to identify their needs. Because the rate of composition of an upper grade patient-room in women's hospital is higher than that of general hospital to improve habitability in ward needs not only the importance of the planing of patient-room itself, but also providing a small courtyard, day-room between the patient-rooms or outdoor terrace. When patient moves it was provided visual comfort and strengthen social exchange. Also, physical environment has to reflect mother's psychological needs and diversity by individuality in unit is essential to planning.