關鍵字查詢 | 類別:會議論文 | | 關鍵字:Acoustic wave generation by sidewall premixed flames

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1 81/1 航太系 陳增源 教授 會議論文 發佈 預混火焰聲波振盪之研究 , [81-1] :預混火焰聲波振盪之研究會議論文預混火焰聲波振盪之研究Acoustic Wave Generation by Sidewall Premixed Flames陳增源; 李新成淡江大學航空太空工程學系聲波;預混火焰;邊牆;壓力振盪;當量比;頻率;燃料;Acoustic Wave;Premixed Flame;Side Wall;Pressure Oscillation;Equivalence Ratio;Frequency;Fuel中國航空太空學會第三十四屆學術研討會論文集(二)=Proceedings of the AASRC 34th Aeronautics and Astronautics Conference (I I),頁747-755中國航空太空學會; 成功大學; 教育部此研究是實驗探討有關管道中側向預混火 焰所激發之壓力振盪。研究結果顯示,火焰趨 動之壓力振盪僅產生在火焰非常接近爐面及某 些燃料當量比;在富油之情形下,並無壓力振盪 發生。這些激發之壓力振盪頻率和當量比有 關,且隨著當量比減少而降低,同時,有"beats"之 現象產生。在大部分之實驗中,這些激發壓力 振盪之主頻率與管道之自然頻率非常接近。;This paper describes results of an experimental study of sound wave generation by a premixed flame stabilized on the sidewall of a long rectangular duct. This flame-driven oscillations were investigated at different equivalence ratios. These studies reveal that pressure oscillations were observed only with the flame stabilized very close to the burner surface and only at certain equivalence ratios. No oscillation was observed in the fuel rich side. In addition, the frequenci
2 81/1 航太系 陳增源 教授 會議論文 發佈 Acoustic wave generation by sidewall premixed flames , [81-1] :Acoustic wave generation by sidewall premixed flames會議論文Acoustic wave generation by sidewall premixed flames預混火焰聲波振盪之研究陳增源; 李新成淡江大學航空太空工程學系聲波;預混火焰;邊牆;壓力振盪;當量比;頻率;燃料;;Acoustic Wave;Premixed Flame;Side Wall;Pressure Oscillation;Equivalence Ratio;Frequency;Fuel成功大學中國航空太空學會第三十四屆學術研討會論文集(二)=Proceedings of the AASRC 34th Aeronautics and Astronautics Conference (I I),頁747-755此研究是實驗探討有關管道中側向預混火 焰所激發之壓力振盪。研究結果顯示,火焰趨 動之壓力振盪僅產生在火焰非常接近爐面及某 些燃料當量比;在富油之情形下,並無壓力振盪 發生。這些激發之壓力振盪頻率和當量比有 關,且隨著當量比減少而降低,同時,有"beats"之 現象產生。在大部分之實驗中,這些激發壓力 振盪之主頻率與管道之自然頻率非常接近。 This paper describes results of an experimental study of sound wave generation by a premixed flame stabilized on the sidewall of a long rectangular duct. This flame-driven oscillations were investigated at different equivalence ratios. These studies reveal that pressure oscillations were observed only with the flame stabilized very close to the burner surface and only at certain equivalence ratios. No oscillation was observed in the fuel rich side
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