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研究生：	陳瑞柏 Chen,Jui-Po
論文名稱：	鋰電池中鈦酸鋰負極材料之活化過程與應用 Formation process and its application of lithium titanate anode material in lithium batteries
指導教授：	林士剛 Lin,Shih-kang
學位類別：	碩士 Master
系所名稱：	工學院 - 材料科學及工程學系 Department of Materials Science and Engineering
論文出版年：	2022
畢業學年度：	110
語文別：	中文
論文頁數：	53
中文關鍵詞：	鋰鈦氧化物、產氣、低電位、鈍化膜
外文關鍵詞：	Gassing, SEI, low voltage, lithium-ion batteries, pouch cell
相關次數：	點閱：66 下載：0
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目錄
第一章	緒論……………………..….……..……………………………..…..1
1-1  研究動機………..……….……………………………………..……...1
1-2  研究目標………………..……………….……………………..……...2
第二章	文獻回顧………………..………………………….…..……............3
2-1  鋰電池原理、應用與構造…………………………..….….…..…......3
2-2  鋰電池電極材料分類…………………………………..…..……..…..5
2-3  鈦酸鋰產氣機制和抑制方法…………………………......…..…...….9
2-4  鈦酸鋰負極材料成長SEI膜 ......………………………........………12
第三章	實驗方法…………………………………………..…….…………16
3-1  實驗藥品與耗材…………………………...…….………....…….....16
3-2  實驗儀器設備………………………………………….….….……..17
3-3  實驗流程架構圖…..………………….……..………..………….….18
3-4  材料物理性質鑑定與分析…………………………………..….…..19
3-5  電池製作與電性測試…………………………………………..…...20
3-5-1 負極板製備……………………………………………….…......20
3-5-2 負極板附著性與表面阻抗量測…………………….………......20
3-5-3 鈕扣型電池組裝……………………………...…….……….......20
3-5-4 鋁箔袋電池組裝…………………………………………….......20
3-5-5 電池充放電活化測試………………………...….……………...21
3-6  鈦酸鋰電池電化學分析………………….….…………….………...21
3-6-1 循環伏安(CV)測試………………………………….…………..21
3-6-2 交流阻抗(AC impedance)測試...……………………………....21
3-7  鈦酸鋰電池SEI膜鑑定與脹氣分析……..…………..…….…..........24
3-7-1  ex-situ AFM分析…………………..….…………….…………24
3-7-2 氣相層析質譜儀分析(GC-MS)…………..…….……………....25
3-7-3 鋁箔袋電池脹氣分析…….………………………....…………..26 
第四章	結果與討論….……………………….…………………….………27
4-1  LTO負極材料料物理性質……………...…………………………..27
4-1-1 鈦酸鋰材料晶體結構…………...……………….……………...27
4-1-2 鈦酸鋰材料表面形貌…………………………………………...28
4-1-3 鈦酸鋰材料粉體粒徑與表面積………………………………...29
4-2  鈦酸鋰負極活化過程……………………….……………….………30
4-2-1 不同C-rate充放電條件………….……………………..……….30
4-2-2 CC(定電流)在低電位下不同圈數活化過程比較………….…..31
4-2-3 CV(定電壓)在低電位下不同圈數活化過程比較…………...…33
4-2-4 活化SEI後回到工作電位150cycle的循環壽命…………...…...34
4-3 低電位下化成後SEI電化學阻抗分析……………..…….…..……...36
4-3-1 低電位下進行化成SEI後的交流阻抗測試………………….....36
4-3-2 活化SEI後的鈦酸鋰電池循環壽命測試………………….……38
4-4  鈦酸鋰負極材料SEI膜鑑定………………….………….……….....39
4-4-1 ex-situ AFM 表面線性分佈分析………………………….........39
4-4-2 ex-situ AFM晶粒表面形貌分析……………………….…..…...41
4-5  鈦酸鋰負極SEI膜與電池脹氣關聯………………………..….…....43
4-5-1 鈦酸鋰電池氣體分析………………...………....………………43
4-5-2 SEI膜對鈦酸鋰電池脹氣影響……….……….………….…......44
第五章	結論…………………………………….…………………………..49
第六章	參考文獻……………………..……………….……………………51
                                    

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校內：2027-08-30公開
校外：2027-08-30公開電子論文尚未授權公開，紙本請查館藏目錄

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