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題 名 | 被動式太陽能應用之陽光室空調負荷研究--以臺大綠房子二樓陽光室為例=The Air Conditioning Load Research of Sunspace--A Case Study of N.T.U. “Smart Home” |
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作 者 | 韓選棠; 黃建勳; | 書刊名 | 農業工程學報 |
卷 期 | 53:2 2007.06[民96.06] |
頁 次 | 頁31-41 |
分類號 | 441.6 |
關鍵詞 | 陽光室; 空調負荷; 准入係數法; 數值模擬; 熱環境實測; Sunspace; Air conditionng load; Admittance method; Ecotect; Numerical simulation; Actual measurement; |
語 文 | 中文(Chinese) |
中文摘要 | 玻璃陽光室為一種在寒帶或溫帶大陸性氣候地區國家常見的被動式太陽能應用在建築設計上的手法,除了透過溫室效應的原理有效減少建築物冬季空調耗能外,也具有許多其他附加價值。但對於亞熱帶地區的臺灣來說,由於熱濕氣候條件的不同,陽光室如何適用於臺灣建築是一值得探討的問題。在設計時座向與玻璃建材該如何選擇,應是主要的研究課題。本研究是以准入係數法為基礎,利用Ecotect軟體進行陽光室熱環境數值模擬計算,並在「臺大綠房子」建築陽光室中,於不同季節進行實際熱環境測量,以與模擬計算比較。研究結果顯示1.將實測與模擬結果比對,發現利用准入係數法確能有效模擬陽光室內溫度變化。2.對於室內空調冷負荷量來說,陽光室在夏季需透過一些隔排熱設施來有效控制,在冬季低溫造成的影響則不明顯,陽光室仍能發揮貯熱功能。3.在臺北的地理位置及氣候條件之下,陽光室一般使用綜合來說最佳的選擇方位應為方位角337.5度之北北西向,而正北向至正西向的範圍內皆為不錯的選擇範圍。4.臺灣目前習用的單層玻璃並不適合做為陽光室建材,應用熱傳透率較低的複層Low-E玻璃可有效減少夏季空調負荷量,對於冬季陽光室貯熱也有幫助。 |
英文摘要 | The glass sunspace is a kind of passive solar design method commonly applied to the architecture in area of the Frigid Zone or the temperate continental climate zone. Sunspace not only can reduce the cooling load of the building effectively in winter through the greenhouse effects, but also have a lot of other additional value too. Taiwan, a subtropical area, due to its hygrothermal climate, how the sunshine room is suitable for the building of Taiwan is an important area of research. How to choose orientation and glass of the sunspace should be the main subject for research. The numerical simulation utilizes Ecotect software to calculate the temperature of the sunspace of ' N.T.U. Smart Home' by the admittance method as the foundation theory. Besides, the real temperature is obtained by actual measurement method in different seasons, in order to compare with simulation result. The result of research shows that 1. After comparing actual measurement with simulation result, the analysis result proves admittance method can really simulate the temperature of the sunspace effectively. 2. For the sunspace cooling load in summer, it should be controlled effectively through some of thermal insulated or exhausted facilities. The influence from lower temperature is not obvious in winter. The sunspace can still store heat effectively. 3. Under the geographical location and climatic conditions in Taipei, the best orientation of the sunspace is NNW (azimuth 337.5°), and it is recommended that northward to westward is also good choice range. 4. The conventional single layer glass is unsuitable to make for the sunspace building materials in Taiwan. Using Double Low-E glass which is lower U-value can reduce cooling load effectively in summer, it is also helpful to store heat in sunspace during winter. |
本系統中英文摘要資訊取自各篇刊載內容。