研究生: |
曾齊賢 Chi-Hsien Tseng |
---|---|
論文名稱: |
微型直接甲醇燃料電池陽極二氧化碳氣泡排除之研究 A Study on Exhausting CO2 Bubbles at the Anode of μDMFC |
指導教授: |
王訓忠
Shwin-Chung Wong |
口試委員: | |
學位類別: |
碩士 Master |
系所名稱: |
工學院 - 動力機械工程學系 Department of Power Mechanical Engineering |
論文出版年: | 2005 |
畢業學年度: | 93 |
語文別: | 中文 |
論文頁數: | 48 |
中文關鍵詞: | 燃料電池 、陽極 、氣泡排除 |
外文關鍵詞: | DMFC, Anode, Exhausting Bubbles |
相關次數: | 點閱:4 下載:0 |
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本研究提出陽極端多向性液氣分離結構,以期能真正組裝在微型燃料電池上,觀察現象並測試其效能,發現可以有效的排除氣泡,然而此設計發現一些缺點需要進一步改進,包括由於使用矽材料的MEMS製程,使得本身結構不耐高壓且集電能力較差,且封裝因設計導致燃料液體會在結構與MEA中竄流。另外我們使用親水性的不□鋼網以及鍍金不□鋼網當作GDL以求增加集電能力,並且觀察其排氣現象與斥水性碳布GDL的差別,可以發現親水性的不□鋼網氣泡產生以及排出都比較明顯,導電性也較佳,不過在熱壓上會有觸媒脫落的問題,此一問題還要更進一步來克服。
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