• Title/Summary/Keyword: 기후존 구분

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기후맵의 특성과 이용방안 (부산ㆍ경남지역을 중심으로)

  • 이정재
    • The Magazine of the Society of Air-Conditioning and Refrigerating Engineers of Korea
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    • v.32 no.8
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    • pp.20-25
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    • 2003
  • 부산.경남지역의 50개 지점에 설치된 AWS 기상관측망의 측정데이터를 이용하여, 기상대 및 기상관측소를 대표점으로 하는 11개의 기후존을 구분하고, 설정된 기후존별 대표도시의 기상특성을 파악할 수 있는 기후맵을 작성하는 방안을 소개하였다. 본 고에서 작성된 기후맵을 이용하면, 지역의 온도.습도.풍향.풍속.일사량.우량 등의 기상요소가 건축환경에 미치는 영향을 정량적으로 파악할 수 있으며, 향후 지역의 특성을 살린 에너지 절약적 환경친화건축 개발의 기상자료로 활용될 수 있을 것으로 기대된다.

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A Study on the Classification Criteria of Climatic Zones in Korean Building Code Based on Heating Degree-Days (난방도일 기반 대한민국 행정구역별 기후존 구분 기준 정립에 관한 연구)

  • Noh, Byeong Il;Choi, Jaewan;Seo, Donghyun
    • Korean Journal of Air-Conditioning and Refrigeration Engineering
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    • v.27 no.11
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    • pp.574-580
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    • 2015
  • Climatic zone in building code is an administrative district classification reflecting regional climatic characteristics. Use of Degree-Days is a fundamental method that can be used in various building design codes, analysis of building energy performance, and establishment of minimum thermal transmittance of building envelopes. Many foreign countries, such as the USA, the EU, Australia, Italy, India, China, etc., have already adapted climatic zone classification with degree-days, precipitation or amount of water vapor based on the characteristics of their own country's climate. In Korea, however, the minimum requirements for regional thermal transmittance are classified separately for the Jungbu area, Nambu area and Jeju Island with no definite criterion. In this study, degree-days of 255 Korean cities were used for climatic zone classification. Outdoor dry-bulb temperature data from the Korea Meteorological Administration for 1981~2010 was used to calculate degree-days. ArcGIS and the calculated degree-days were utilized to analyze and visualize climatic zone classification. As a result, depending on the distribution and distinctive differences in degree-days, four climatic zones were derived : 1) Central area, 2) Mountain area of Gyeonggi and Gangwon provinces, 3) Southern area, and 4) Jeju Island. The climatic zones were suggested per administrative district for easy public understanding and utilization.

Effect of the Urban Land Cover Types on the Surface Temperature: Case Study of Ilsan New City (도시지역의 토지피복유형이 지표면온도에 미치는 영향: 경기도 일산 신도시를 중심으로)

  • Kim, Hyun-Ok;Yeom, Jong-Min
    • Korean Journal of Remote Sensing
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    • v.28 no.2
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    • pp.203-214
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    • 2012
  • The physical environment of urban areas covered mostly by concrete and asphalt is the main cause of the urban heat island effect, primarily becoming apparent through increased land surface temperature. This study examined the effect of different urban land cover types on the land surface temperature using MODIS, Landsat ETM+ and RapidEye satellite data. As a result, the remote sensing based land surface temperature showed a marked difference according to the land use pattern in the case study of Ilsan new city. The high-rise apartment residential districts with less building-to-land ratio and higher green area ratio revealed lower land surface temperature than the low-story single-family housing districts characterized by relatively high building-to-land ratio and low green area ratio. From the view of climate zone and land cover types, there is a strong linear correlation between the impervious land cover ratio and the land surface temperature; the land surface temperature increases as the impervious built-up areas expand. In contrast, vegetation;water and shadow areas affect the decrease of land surface temperature. There is also a negative (-) correlation between NDVI and land surface temperature but the seasonal variation of NDVI can be hardly corrected.