查询词典 combustion

The air motion in umbrella curtain spray combustion system for diesel engine was studied using numerical analysis with the emphasis on the evolution of in-cylinder flow field, the interactions between swirl and squish and the effects of combustion chamber configuration.

用数值分析方法研究柴油机伞帘喷雾燃烧系统中的空气运动规律，探讨了缸内流场的演变过程、涡流与挤流的相互作用和燃烧室结构的影响，并比较了该燃烧系统与原机燃烧系统中的流场。

Through a systematic review about the development of late years on municipal sludge's disposal by mix-combustion with coal, the environmental allowableness, the thermal performance and the process feasibility of the technology was deeply discussed, the technical characteristics and the present problems was analyzed also. It is proved that, there is evidently technical rationality and good prospect about the technology, and there is also need to perfect and develop the technology in combination with municipal sludge's pre-treating and mix-combustion.

通过系统地分析国内外近期相关研究成果，深入地讨论了城市污泥与煤炭及其他燃料混烧处理技术的环境相容性、混烧热工特性和混烧工艺可行性，研究了城市污泥混烧处理工艺的技术特点和存在问题，认为污泥混烧处理技术具有明显的技术合理性和良好的发展前景，但在污泥预处理与混烧技术的结合方面还需要进一步完善和发展。

In this paper, based on the specific CNG engine parameters and characteristics, the influence of the injection timing, ignition energy and lean combustion for the engine is tested, in order to explore the control rules of fuel injection, ignition energy and lean combustion and then draw the following conclusions: small injection advance angle of electronic controlled injection CNG engine is optimum

文章根据天然气发动机的具体参数和特性，探索电控喷射CNG发动机在燃料喷射、点火能量和稀燃等方面的控制规律，确定最优的控制参数，开展了喷射定时、点火能量及稀薄燃料等参数对发动机性能影响的试验研究工作，并根据试验结果分析，得出了以下结论：电控喷射WT615CNG发动机燃料喷射提前角要小些为宜

The ignition delay period is controlled by the fuel injection advance angle which is an important parameter. If the advance angle of injection is adjusted earlier, the density of the combustion chamber is small and its temperature is low, when the fuel is injected into the combustion chamber. So it needs long time to atomization.

喷油提前角是影响燃烧滞燃期的重要参数，喷油提前角的大的工况，燃油喷入燃烧室时缸内空气的密度小，温度低，燃油雾化所需时间长，sauter平均直径大，油滴汽化的表面积越小，所以油束雾化效果不好。

Secondly, the anthracite combustion mechanism is studied by simulating the combustion processes based on different injection velo...

其次，为研究分解炉内无烟煤的燃烧机理，模拟研究了煤粉不同喷射速度条件下的无烟煤的燃烧过程。

Antiknock refers to the combustion of gasoline in internal combustion engine the ability to avoid deflagration.

抗爆性指汽油在内燃机中燃烧时避免发生爆燃的能力。

Both combustion engines and electrical energy are related to the combustion of the physical form associated with incomplete ascension in times past.

燃烧的引擎和电流能量，都是与过去时代不完全提升的身体燃烧所相关的。

The injector nozzle has been redesigned to atomize fuel and finely disperse it into the combustion chamber for improved combustion.

喷嘴的喷油器已重新设计，以雾化燃料和精细分散到需要改进燃烧室燃烧它。

The theory of autoignition assumes spontaneous combustion in a part of the combustion chamber farthest from the spark plug.

理论假设自燃自燃的一部份，从最远的燃烧室火花塞。

Based on the analyses of the chemical and the physical characteristics of hydrogen peroxide, the effect mechanism of H2O2 additive on diesel combustion was put forward and proved by the heat release rate of the single-cylinder engine test. The experimental results on 135 diesel engine bench show that H2O2 additive is effective to improve diesel combustion, and the specific fuel consumption, particulate matter and NO are decreased obviously.

对过氧化氢的化学及物理特性进行了分析，建立了过氧化氢组液影响内燃机燃烧过程的机理模型，并且通过放热规律进行了试验验证。135单缸机的试验结果表明，过氧化氢组液的效果相当显著，可以同时降低油耗以及碳烟和NO的排放。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。