燃烧中的

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 mechanism of forced resonance and self-excited thermoacoustic oscillation are studied to understand the combustion oscillation in thermal systems.

针对热力系统中声耦合燃烧振荡问题，分析了强迫共振和热声自激两类声耦合燃烧振荡的机理，重点综述了热声自激振荡的若干驱动机制，并给出了防止声耦合燃烧振荡的措施。

The research progress of metal incendiary agent for solid propellant in recent years is overviewed.

综述近年来关于固体推进剂用金属燃烧剂的研究进展，总结金属燃烧的特点以及在固体推进剂中使用时所存在的问题和初步的解决方法，并展望金属燃烧剂的使用前景。

Pointing at fluctuant sulfur content and burning character of metallurgical quicklime sample, determining sulfur in metallurgical quicklime by combustion iodometry is improved.

针对冶金石灰试样中硫含量波动大及燃烧的特征，改进了燃烧碘量法测定冶金石灰中的硫。

Besides, the influence of the temperature and chemical atmosphere of the furnace on the formation of nitrogen oxide was also investigated respectively.

除此之外，还对挥发分燃烧过程中，挥发分燃烧时的炉内气氛、燃烧温度等因素对氮氧化物生成的影响进行了一定的探索和研究。

For radical polymeric PMMA, there were two main degradation models in N〓: the end-chain scission model and the random chain-breaking model.

采用质谱和色谱研究了PMMA和单体MMA在快速升温条件下，在不同温度和不同气氛中的热分解以及燃烧反应，并由此推测了PMMA在空气中燃烧反应的主要历程。

Based on the requirements of ascertaining the orientation and dimension of toy major axis, calculating the flaming dimension and speed along with the toy major axis in American standard consumer safety specification for toy safety, combine with PLC control technology, high-performance and fine-segmentation driver as well as step-in motor.

基于美国玩具安全中要求确定玩具的主轴线方向和尺寸，并沿主轴线方向计算玩具燃烧长度和速度的需求，结合PLC控制技术、高性能细分型驱动装置和步进电机的工作原理，对研制玩具燃烧测试仪的工作原理、工作过程、结构设计以及软硬件结构和技术特性进行了详细论述，指出此测试仪可满足美国玩具燃烧测试需求。

By proximate and ultimate analysis, petrographical analysis, Scanning Electronic Microscope analysis, Mercury Porosimeter analysis, TG analysis and pilot scale fluidized bed combustion experiment, the combustion characteristics and particle properties of Longyan coal with different lithotype were studied, including the surface figure and pore structure of particle, the maceral content, the ignition and burnout temperature, and the reactivity, ect.

利用热天平实验测试数据，分别采用Freeman-Carroll微分法、改良Coats-Redfern积分法和Flynn-Wall-Ozawa法等热分析手段求解4种无烟煤的燃烧动力学参数。研究不同热天平试验工况、不同处理方法和不同拟合区间等对求解结果的影响，分析用不同热分析方法求解反应动力学参数的可靠性并计算得到了几种典型福建无烟煤的燃烧反应动力学参数；再次是研究流化床燃烧中无烟煤焦的反应性随燃尽度的变化。

The high frequency combustion instability in liquid rocket engine LRE is analyti cally studied by usin g CFD methods.The comprehensive model and governing equations for numerical simu lation of high frequency combustion instability are presented.The PISO and MacCo rmack algorithms are compared in this study.Both methods can successfully handle combustion instability analysis.

应用CFD方法对液体火箭发动机中的高频燃烧不稳定性进行了分析研究，建立了液体火箭发动机不稳定燃烧数值模拟的综合模型和控制方程，比较了PISO和Ma cCormack两种算法，得出了两种算法均能成功应用于不稳定燃烧分析的结论。

On the other hand, the large proportion of water in CWS causes ignition delay and flame instability. The great challenge confronted by CWS combustion facility makes it necessary to optimize its geometric structure and working condition.

水煤浆中大量的水分导致点火延迟，难于稳定燃烧，因此也给水煤浆的燃烧设备提出了挑战，需要对燃烧设备的几何结构和操作工况进行优化。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。