燃烧

However, the challenges from the autoignition control difficulty and narrow operation region limit the practical application of this technology. A hybrid combustion mode which combines SI mode and HCCI mode in separated working regions was regarded as a promising technology for HCCI engines.

利用汽油多段缸内喷射实现HCCI燃烧，并将发动机整个工况平面划分为几个分别以HCCI燃烧模式和火花点火燃烧模式工作的工况区以各取所长，现已成为被普遍看好的技术发展方向。

Combustion of pulverized coal is simulated step by step. The simulation result in the blowpipe is used as the input of the raceway calculation. The way of simulations for the blowpipe and raceway is considered more close to practice. By using this model it is possible to improve the simulation accuracy.

第五章根据高炉喷吹煤粉燃烧特点，提出了煤粉在直吹管和风口回旋区的煤粉运动、热解、燃烧的联合数学模型，用此模型可以计算出高炉直吹管和回旋区内煤粉温度场、速度场、氧浓度场和煤粉的燃烧率，从而可对喷吹效果在理论上作出评价。

The Company's production CYL independent research and development of environmentally friendly energy-saving campaign gasifier diesel, diesel fuel, the use of patented technology, so that diesel gas in the air with a secondary combustion to achieve the so-called "Bunsen burner" combustion ("Bunsen burner" see the basic knowledge of frequently asked questions) to the burning effects of gas - a smoke-free clean and efficient energy-saving.

本公司自主研发生产的CYL型系列环保节能柴油气化炉，以柴油为燃料，采用专利技术，使柴油在气态下与空气经过二次混合燃烧，实现了所谓的"本生灯式"燃烧("本生灯"的基本知识见常见问题)，达到燃气的燃烧效果——清洁无烟、高效节能。

Thermogravimetric results indicate that the IFR takes part in the decomposition reactions of PP and promotes it to carbonize as the IFR PP undergoes heating and burning. Elemental analysis and infrared spectrum of the burnt residues and swollen char reveal that the phosphorus is m...

元素分析和红外光谱结果表明，IFR－PP受热燃烧时磷主要积聚在燃烧端面并以磷酸及其相应的铵盐存在，它们的形成与IFR受热燃烧时的一系列变化有关，并有助于焦化物的进一步炭化和提高材料的阻燃性能。

So the first method is the best one, which makes use of the temperature discrepancy between brick and flue gas during initial stage of combustion to intensify burning by excess coefficient of maximum coal gas against minimum air, so that the temperature at top of arch can reach the highest specified value 1350℃ in 15-30mins.

因此较优的燃烧制度是固定煤气量调节空气的快速烧炉法，即燃烧初期利用砖温与烟气温度相差较大的时机，以最大煤气量和最小空气过剩系数来强化燃烧，尽快在15～30min内将拱顶温度烧到规定的最高值1350℃。

After taking those factors, such as stable combustion and reducing pollutant emissions into account, the following operation parameters are recommended: combustion temperature between 850℃ and 860℃, excess air coefficient of 1.35, secondary air fraction 40% and mass mixing ratio 30%.

综合考虑稳定燃烧和降低污染物排放等因素，得出一系列最佳燃烧参数。燃烧温度应该控制在850~860℃，过剩空气系数应该控制在1.35左右，二次风率应该控制在40%左右，质量掺混比应该控制在30%左右。

Department of Internal Combustion Engine Engineering, JilinUniversity, Changchun 130025, ChinaAbstract: Combustion parameters were studied from a turbocharged inter-cooled diesel engine under constant speed and increasing torque operating conditions with combustion analyzer.

为了研究车用增压柴油机瞬态工况下燃烧参数的变化规律，利用燃烧分析仪在试验台上研究了恒转速变转矩瞬态工况下，油门开度变化率对燃烧参数的影响规律。

With the counterflow diffusion flame serving as an object of investigation and by the use of a detailed elementary reaction kinetics model based numerical analysis method a study was conducted of the influence of thermal radiation on the flame structure and NO x formation in a methane/oxygen enriched (oxygen concentration 60%) air diffusion flame.

在富氧燃烧的研究方面，国内已有一些利用富氧燃烧节能降耗的应用性报道，但是，对富氧燃烧的火焰特性以及污染物的排放等方面的基础特性研究还比较少。

Because of the fuel-rich propellant's high heat value and combustion temperature, the common stainless steel crucible and oxygen bomb's parts are always burned in the combustion heat testing process. In order to realize the proper testing of combustion heat, some fireproof materials characteristics and their application in the combustion heat testing of fuel-rich propellant were studied. Those fireproof materials include acid washing asbestos, C/C compound materials, Al2O3 chinaware and tungsten crucible.

含金属富燃料推进剂由于热值高、燃温高，在燃烧热测试过程中普通的不锈钢坩埚及附件经常被烧毁，为了正确测试金属富燃料推进剂燃烧热，对酸洗石棉、碳／碳复合材料、Al2O3陶瓷坩埚和金属钨坩埚的基本耐烧蚀特性和在金属富燃料推进剂燃烧热测试中的应用进行了实验研究。

According to the composition of elements of fuel,thermochemical forms,combustion heat,and time-dependent relations of oxygen concentration acquired during fullscale tunnel fire experiment,the formulae are given for calculating di- mensionless burning rate, released heat rate ,and ratio of medium decalescence.

根据燃料的元素构成、热化学反应式、反应物和生成物的焓变以及燃烧过程中监测到的烟气中氧气浓度随时间变化规律，提出了计算某一时刻燃料燃烧速率、释热速率和介质吸热率的关系式；通过实际规模的火灾试验，对其数据的计算表明，对木质类巷道火灾，最大比燃烧速率为0.193，最大释热速率约为1～3.5 MW，介质的吸热率为22

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了