SIMULATION SUCCESS STORIES

AltaSim Analyzes a Burning Candle with Simulation

Luke T. Gritter, Sergei Yushanov, Jeffrey S. Crompton, and Kyle C. Koppenhoefer

AltaSim Technologies, Columbus, Ohio

使用 COMSOL Multiphysics 软件, AltaSim Technologies 能够预测在蜡烛燃烧稳定状态过程中温度分布和燃烧火焰的流动形态。

在燃烧的蜡烛中,火焰的局部温度超过了 1400℃。传热将包括辐射、传导和对流区域,而烛蜡的熔点低会使局部相变在靠近燃烧芯的地方发生,这样热量便可以在火焰燃烧之前通过微管流动进行大规模传输。

模拟上述过程已表明火焰的在容器中的空间位置、容器的几何形状以及蜡烛在容器内的高度都会对温度和流动形态产生极大的影响。

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