臺灣博碩士論文加值系統

本論文以均質雙相流模式加上多點中子模式，發展出多重平行通道與中子效應藕和模式並使用時域分析，模擬核能二廠內熱流通道交互作用與熱流不穩定現象。
研究中發現在多重通道與雙連通道和不同軸向分佈下，中子效應會跟熱流模式產生正回饋效應，此正回饋效應並不會對此穩定邊界產生重大的影響，但在徑向不等功率情形下會有較顯著的影響，使系統趨向不穩定。加大空泡反應度係數的絕對值，使中子效應回饋加大會驅使系統趨向不穩定，產生由中子回饋效應主導的同相振盪區與熱流效應主導的反相振盪區。

第一章 緒論
1.1 前言
1.2 研究目的與範圍
1.3 論文結構
第二章 文獻回顧
2.1 不穩定性的類別
2.1.1 靜態的不穩定性(Static instability)
2.1.2 動態的不穩定性(dynamic instability)
2.2 雙相流的分析模式與方法
2.3 與本研究直接相關的文獻回顧
第三章 分析模式的發展
3.1 通道熱流模式
3.2 燃料棒的熱傳導與熱對流模式
3.3 中子動態模式
3.4 外在的擾動以及回饋作用
第四章 沸騰通道穩定性分析結果與討論
4.1 數值方法
4.2 重要無因次參數與系統特性參數
4.3 多點中子模式對穩定性邊界的影響
4.3.1 中子回饋效應
4.3.2多點中子模式的參數
4.3.3空泡反應度係數
4.3.4 軸向功率分佈
4.3.5 徑向不等功率分佈
4.3.6通道數目
第五章 結論與建議
5.1 結論
5.2 建議
參考文獻

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