首页> 外文会议>AIAA 32nd Aerospace Sciences Meeting Exhibit January 10-13, 1994/Reno, NV >Modeling of H/O/C combustion with a robust navier-stokes combustion code
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Modeling of H/O/C combustion with a robust navier-stokes combustion code

机译:使用鲁棒的变幅燃烧代码对H / O / C燃烧进行建模

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In an effort to create a second-generation combustion code with tumaround times fast enough to enable inclusion of CFD in the combustor design process, an efficient chemistry model for H/O/C combustion has been developed and incorporated into the pressure-based Navier-Stokes solver of the GALACSY code. The model reduces the H/O/C equilibrium reactions into a single cubic equation for the oxygen balance, and also contains a finite-rate reaction for the hydrocarbon oxidation. Comparisons with data show good predictions of all species profiles. Some unevenness exists as very low O_2 concentration levels with are being investigated by refinements to the cubic equation.
机译:为了创建循环时间足够快的第二代燃烧规则,以使CFD纳入燃烧室设计过程中,已开发出一种用于H / O / C燃烧的有效化学模型,并将其纳入基于压力的Navier- GALACSY代码的斯托克斯求解器。该模型将H / O / C平衡反应简化为一个用于氧气平衡的立方方程,并且还包含一个用于碳氢化合物氧化的有限速率反应。与数据的比较显示了所有物种分布的良好预测。存在一些不均匀性,因为O_2的浓度很低,并且正在通过对三次方程的改进进行研究。

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