查询词典 flamelet

Besides, we investigated the influence of fuel dilution of combustion products on flamelet model.

另外，考察了燃烧产物的稀释对于火焰面模型建库产生的影响。

The building of flamelet database is very important a step in improving flamelet model.

火焰面数据库的建立是改进火焰面模型的重要一环，具体来说包括提高火焰燃烧状态数据的精确性和完备性，以及熄火极限的准确把握。

After that, we used a special method and achieved the whole calculation of"S"curve and in this way improved the completeness of flamelet database.

接着，又利用一种特殊方法，实现了对燃烧"S"型曲线的完整求解，从而极大地提高了火焰面数据库的完备性。

This indicates the feasibility of applying the laminar flamelet model to the engine simulation, and the results of this paper can be a reference for further investigation.

但对瞬态过程而言，为达到满意的预测精度，小火焰模型还有改进的必要和潜力。

This builds up the fundamental of the flamelet model, and makes it possible to use the laminar flamelet model to simulate the complicated turbulent combustion process in diesel engines.

层流小火焰模型在近年来得到了广泛的应用，但是，在内燃机上的应用却不多，国内关于此方面的研究基本上仍是空白。

Next, we developed direct calculation solvers and flamelet solvers based on OpenFOAM and used them to study and analyzed exactness and limitations of flamelet model in multi-dimensional CFD.

此后，基于OpenFOAM程序开发出多维流场中燃烧问题的直接求解器和火焰面模型求解器，分析了火焰面模型在多维燃烧CFD中的准确性和局限性。

The assumption of unity Lewis number in the flamelet model of turbulent combustion is examined and the influence of differential diffusion and radiation on the flamelet structure, nitric oxide emission and extinction limit is investigated.

对拉伸层流扩散火焰面进行了数值模拟，考察了在以往湍流燃烧的火焰面模型中，假定Lewis数等于1的可靠性，研究了不同分子扩散和火焰辐射对火焰面结构、氮氧化物排放和熄火临界的影响。

As the first attempt, this paper applies the laminar flamelet model to the typical diffusion combustion in diesel engines. A database of the laminar flamelet for a DI engine is built up in the phase space of the mixture fraction with the scalar dissipation rate as parameter.

以KIVA-3程序为基础，摒弃其原有的化学反应模型，模拟内燃机缸内多维湍流流场，并补充求解混合分数的时均值及其脉动均方值的湍流输运方程，得出各曲轴转角下混合分数的时均值及其脉动均方值的缸内空间分布。

The application of flamelet model based on level set in premixed turbulence combustion;2. A methane turbulent non-premixed flame has been simulated numerically by the combination of laminar flamelet model and presumed probability density function.

将小火焰模型和假定的PDF方法相结合，模拟甲烷湍流射流扩散火焰，稳态火焰面结构由层流小火焰数据库得到，采用详细化学反应机理描述甲烷的氧化和NO以及碳烟的生成，数值模拟结果和实验数据吻合较好，说明小火焰模型可以较准确地计算出扩散湍流火焰中的燃烧过程。

The combustion events in the swirl chamber and the main chamber are processed differently. The combustion in the swirl chamber is broken into three phases: low temperature ignition, high temperature premixed combustion and flamelet diffusion combustion, while the combustion in the main chamber is only considered as flamelet diffusion combustion. The Shell ignition model, global Arrhenius equation and coherent flamelet model are used to describe low temperature ignition kinetics, high temperature premixed kinetics combustion and flamelet diffusion combustion respectively.

把涡流室式柴油机不同区域与不同时期的燃烧过程分开处理，将涡流室中的燃烧过程划分为三个性质不同但相互重叠的阶段：用Shell着火模型模拟的低温着火化学动力学反应阶段，用Arrhenius方程模拟的高温预混燃烧化学动力学反应阶段和用相关火焰微元模型模拟的扩散燃烧阶段，认为主燃烧室的燃烧只有相关火焰微元的扩散燃烧阶段。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。