| 研究生: |
梁則撒 Leon, Cesar O. De |
|---|---|
| 論文名稱: |
兩種油墨實驗配方比較之研究 Comparison between Two Tracing Ink’s Formulas |
| 指導教授: |
陳政宏
Chen, Jeng-Horng |
| 學位類別: |
碩士 Master |
| 系所名稱: |
工學院 - 系統及船舶機電工程學系 Department of Systems and Naval Mechatronic Engineering |
| 論文出版年: | 2015 |
| 畢業學年度: | 103 |
| 語文別: | 英文 |
| 論文頁數: | 65 |
| 中文關鍵詞: | 墨跡追蹤技術 、流場可視化 、平面 、曲面 |
| 外文關鍵詞: | Ink tracing technique, flow visualization, flat surface, curved surface |
| 相關次數: | 點閱:115 下載:5 |
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墨跡追蹤技術被廣泛應用於流場可視化這個領域。為了希望更進一步了解了解流場可視化的精準度,在本研究裡我們用墨跡追蹤技術被廣泛應用於流場可視化這個領域。為了想要了解流場可視化的精準度,在本研究裡我們用一系列不同比例的油墨來比較兩種墨跡追蹤技術。這個技術採用由三種混合物所組成的油墨。第一種配方的油墨是由油酸、碳粉和石蠟油所組成,而第二種配方的油墨則是由碳粉,油酸和亞麻仁油所組成。這個實驗分成兩階段,第一階段是在用木板在平坦面上做測試。第二階段是用船的模型在曲面上測試,觀察墨跡在曲面上的差異。這兩種方法皆以分別為0.5 m/s, 1 m/s, 1.5m/s的速度條件下做測試(福祿數分別為 0.127, 0.254, 0.381)。透過這個量化研究,我們可以觀測與比較這兩種方法,了解何者較適合用在這種形式的實驗。本研究所得到的實驗結果與先前的研究結果相符,第一種方法較適用於流場可視化的技術。
Ink tracing techniques are widely applied on the flow visualization field. Inspired by determining their accuracy at making the flow visible, this research is based on a comparison between two ink tracing formulas which will be tested following a series of seven ratios for each method.
These ink tracing formulas are composed of three compounds, the formula A consists of oleic acid, paraffin oil and carbon dust. The formula B uses carbon dust, oleic acid and boiled linseed oil. There are two phases for this experiment. The phase one consists on testing them on a flat surface using a flat wooden plate. The second phase is done on a curved surface on a ship model to observe the difference of these paints and how they react on a curved surface. Both of these methods are tested at three speeds 0.5 m/s, 1 m/s and 1.5 m/s (Fr= 0.127, 0.254, 0.381).
Throughout this qualitative research different results will be observed and carefully studied in order to determine which of these two formulas is the most appropriate for this type of experimental methods. The outcome of this particular research is showing that the formula A remains as an optimal formula in regards to flow visualization purposes.
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