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Simultaneous Reconstruction of Temperature and Soot Volume Fraction in Ethylene Flame Using SPSO Method
Author(s): 
Pages: 847-850
Year: Issue:  5
Journal: Journal of Engineering Thermophysics

Keyword:  微粒群算法 火焰温度 碳黑浓度 同时重建;
Abstract: 本文用一台测量范围为500~1100 nm的便携式光谱仪对乙烯火焰30mm和50 mm两个高度进行扫描,通过黑体炉标定对测量值进行修正得到单色辐射强度,进一步采用随机微粒群算法(SPSO)同时重建出火焰在这两个高度处的温度和碳黑浓度分布。与Abel逆变换以及Tikhonov正则化算法的对比,表明了SPSO方法在同时重建轴对称火焰温度和碳黑浓度分布时的可行性和有效性。
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