| 研究生: |
何佳祐 Ho, Chia-Yu |
|---|---|
| 論文名稱: |
實尺寸太陽能光電板支架系統風機實驗與參數識別 Parameter Identification of Full-Scale Photovoltaic Panel Supporting Frame System through Fan Tests |
| 指導教授: |
朱世禹
Chu, Shih-Yu |
| 學位類別: |
碩士 Master |
| 系所名稱: |
工學院 - 土木工程學系 Department of Civil Engineering |
| 論文出版年: | 2020 |
| 畢業學年度: | 108 |
| 語文別: | 中文 |
| 論文頁數: | 108 |
| 中文關鍵詞: | 風機試驗 、太陽能光電板 、支架系統 、傾斜角 、迎風角 、相似形 、系統識別 |
| 外文關鍵詞: | Fan Test, Full-Scale Photovoltaic Panel, Supporting Frame System, Tilt Angle, Windward Angle, Similarity, System Identification |
| 相關次數: | 點閱:82 下載:0 |
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國內外已經有許多研究探討太陽能板受風後在板上的風壓分布影響,但多數是以縮尺模型進行風洞試驗。對於縮尺模型的試驗結果與實尺寸試體受風後之振動行為的比對,尚需要有更多研究來探討驗證。本研究針對健康狀態的實尺寸太陽能板及支架進行受風測試,並建立一套完整的試驗及分析流程。實驗規劃以內政部建築研究所風雨實驗場的大型風機作為造風設備,量測四米及六米跨度的支架及太陽能板,於不同迎風角受風時的加速度及特定點位的風速。並在時間域探討了風場的風速情況,及試體系統的振動情形;在頻率域探討風場的頻率含量及系統構件的主要頻率。分析結果顯示在兩種跨度下,風機轉速對應的風場風速及頻率含量均相當穩定。而系統構件主頻則顯示:四米及六米跨度的水平樑主頻分別為8.09及5 Hz,單片太陽能板為16.03 Hz,側邊斜樑為11.18 Hz。未來將可依本研究之系統各構件主頻,製作縮尺模型,探討縮尺與實尺寸的相似性參數的選定,並進一步與扣件鬆脫的實尺寸風機試驗比較,亦可建立完善的太陽能板支架系統測試流程。
There have been many studies discuss the influence of wind pressure distribution on solar panels after wind, but most of them are wind tunnel tests based on scale-down models. For the consistency between the test results of the scale-down model and the vibration behavior of the full-scale specimen after being exposed to wind, more research is needed to verify the assumptions while performing wind-tunnel tests. This thesis conducts a wind test on a full-scale solar panel in its healthy state, and establishes a complete test and analysis process. In the experiment, the large outdoor fan of the Wind and Rain Experimental Field of the Architecture and Building Research Institute, Taiwan is used as the wind-generating equipment, and the accelerations and wind speeds of four-meter span and six-meter span PV supporting frame are measured at different windward angles when subjected to different wind speeds. In the time domain, the wind speed of the wind field and the vibration behavior of the specimen system are discussed; in the frequency domain, the frequency contents of the wind field and the fundamental frequencies of the supporting components are identified. The analysis results show that the frequency contents are stable at any wind speed arrangement. The fundamental frequencies of the main horizontal supporting beams with four-meter and six-meter spans are 8.09 and 5 Hz respectively, the single solar panel is 16.03 Hz, and the side truss beam is 11.18 Hz.
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