本研究以水平遮陽及導光板在自然光環境下對建築物採光效能的影響做為探討對象,藉由以縮呎比例模型在戶外真實天空狀態下實測之方式,以晝光率及均齊度來評估建築物開口部裝設水平遮陽及導光板之採光效能,並提出較適之水平遮陽及導光板模組,以提供設計者在建築節能設計時之參考。 本研究之章節內容概述如下: 第一章 確立研究方向、研究限制以及研究相關假設, 進而研擬研究主題、範圍與內容以及研究方法、流程。 第二章 將文獻依(1)晝光利用理論 (2)採光效能實測 (3)遮蔽效能模擬 (4)綜合效能評估等四方面做整理,並歸納與本研究相關之文獻。 第三章 利用數據統計及圖表分析等方法,以晝光率及均齊度來評估開口部裝設不同水平遮陽及導光板模組之採光效能,並針對不同之太陽位置及開口部方位提出較適當之水平遮陽及導光板模組。 第四章 將本研究在直射光環境下實驗之數據與過往文獻中在漫射光環境下之實驗數據做比較,以了解其中之差異。 第五章 提出結論及後續研究之建議。
The main purpose of this study is to discuss the daylighting performance of buildings in the direct solar radiation by horizontal & Sun-reflect shading devices. The research is to find the better combinations of horizontal & Sun-reflect shading devices by the scale model experiments outdoor. And as a result to provide the designer’s reference on the energy conservation of building design. This study includes the following content: Chap 1 To point out the research motive , objective ,assumption, method and procedure. Chap 2 To organize and sort out the specific achievements from related articles collection. And to clarify the connections between various research subjects and establish the research orientation and scope. Chap 3 To analyze the experiment data and to find the better combinations of horizontal & Sun-reflect shading devices. Chap 4 Comparing the experiment data with the reference study on diffuse daylight, and analyzing the difference between the influence of direct daylight and diffuse daylight. Chap 5 To make conclusions and the recommendation of further study.