查询词典 internal combustion engine

The essential content of this model is that the real combustion law of the charge is reflected by experimental functional relationship of producing rate of propellant gas and pressure, and the combustion process of the charge in closed-bomb is divided into progressive and digressive burning process by using the judge of relative pressure impulse Z, then the whole combustion process of the charge is applied in the interior ballistic calculation.

该模型的本质内容是用实验的〓～P反映装药的实际燃烧规律，通过相对压力冲量Z对分裂点的判断，将装药在密闭爆发器中的燃烧划分为增面燃烧和减面燃烧两个阶段，并对应的将其应用到装药计算的全过程中。

According to the characteristic of mixture combustion of air and gas, it's said that combustion system adopts the technology of double-cross amplitude limitation and cascade proportional control, also designs the implementations of furnace pressure, wind pressure, gas pressure and regenerative combustion system in the article.

2根据空气和煤气混合燃烧的特点，提出了燃烧系统采用双交叉限幅串级比例控制技术，并设计了炉压、风压、煤气压力、蓄热式燃烧系统的实施方案。

Some conclusions are followed:(1)the reaction ratio of boron is 12% in primary combustion;(2)the degree of agglomeration can be decreased adopting boron coated with AP;(3)the content of oxygen is very important for afterburning efficiency;(4)the afterburning efficiency will be changed with different air-gas ratio;(5)the head distance of after-burning chamber is increasing, the circumfluence in the head of after-burning chamber is stronger and the distribution of fuel backward the after-burning chamber is more well-proportioned.(6)the combustion efficiency of DR will be improved by increasing the area of fuel nozzle.(7)the angle between dual air-inlets have complex influence with the combustion of DR.

通过本项研究，取得如下结论：（1）一次燃烧硼反应比例在12～15％之间；（2）AP包覆硼，可以降低硼结团度，有利于一次燃烧喷射效率的提高，也有利于硼在补燃室进行二次燃烧；（3）进气空气中的氧含量对二次燃烧非常重要；（4）对于一定配方的含硼富燃推进剂，不同的空燃比，二次燃烧效率不同；（5）补燃室头部距离的增加能增强补燃室头部回流以及提高燃料在补燃室后段分布的均匀性；（6）在一定范围内，增加一次燃气喷嘴面积能提高冲压发动机燃料的燃烧效率；（7）进气道夹角对补燃室内燃料的燃烧影响复杂。

Standard combustion heat is it is with products of combustion consult the relative value of content, because this has pair of products of combustion to make strict provision only, heat becomes ability enkindle useful thermodynamic data.

标准燃烧热则是以燃烧产物为参照物的相对值，因此只有对燃烧产物做严格的规定，才能使燃烧热成为有用的热力学数据。

A combustion simulation adopting the Reynolds stress model and the Laminar Flamelet model was performed to determine the effect of humidity in the combustion air on temperature, velocity and NO distributions of methane/air diffusion combustion in a swirl combustor.

采用湍流雷诺应力微分模型和层流小火焰模型，对湿空气透平带旋流器的燃烧室内甲烷扩散燃烧过进行了数值模拟。

It was found that, in comparison with O2/N2 combustion, O2/CO2 combustion does not affect the iron-bearing phases formed, however, it does affect their relative amounts in the ashes. O2/CO2 combustion favors the included pyrite and siderite to form iron-containing glass silicates rather than oxidizing to form iron oxides.

结果表明，与O2/N2燃烧相比，O2/CO2燃烧对灰中生成的主要含铁矿物相种类没有影响，但显著地改变了灰中含铁矿物相的相对含量；O2/CO2燃烧更有利于内在黄铁矿和菱铁矿生成硅酸盐玻璃体而不是氧化成铁氧化物。

The present invention discloses a silver iodide acetone solution above-ground combustion equipment, including liquid storage tank, air compressor, liquid-supplying and gas-supplying pipelines, filter, atomizer, pulse high-voltage igniter, combustion chamber and wind-proofing device, the above-mentioned components are placed on a base seat. The liquid storage tank is communicated with liquid inelt of atomizer by means of filter, the air outlet of air compressor is communicated with air inlet of the atomizer, the combustion chamber is a circular truncated cone shaped cylinder body whose upper portion is larger and lower portion is smaller, and is placed on a vertical rod.

本发明公开了一种碘化银丙酮溶液地面燃烧装置，包括储液罐、空气压缩机、供液供气管路、过滤器、雾化器、脉冲高压点火器、燃烧室和防风装置，上述装置均设置在一底座上；其中储液罐通过过滤器连通到雾化器进液口，空气压缩机出气口连通到雾化器进气口；燃烧室为一下大上小的圆台形筒体，设置在一竖杆上，雾化器的出口设置在燃烧室内；燃烧室上外围设置防风装置，该防风装置是一圆形防风圈；所述脉冲高压点火器的一电极设置在燃烧室壁面，另一电极设置在燃烧室内。

In the process of studying char combustion, the ash-enclosed-and-core-shrinkage model is put forward. The dynamics study of char including ash in coal for combustion circumstances in calciner in cement industry were carried out with the method of weigh-loss analysis and the relation between combustion rate and extent was also sought.

在进行煤的燃尽特性研究中，提出裹灰缩核模型，针对水泥分解炉的低温燃烧工况，采用失重分析法，进行了含灰煤焦的燃尽动力学研究，并探讨了有关燃烧速率、燃尽度之间的关系。

In this thesis, by the means of calefactive oxidation test of coal samples, the characteristics of different samples spontaneous combustion are analyzed; the infrared spectrum is assimilated to review the rule that coal function corps change in the process of coal low-temperature oxidation ; by the means of thermal analysis by differential scanning calorimeter, thermogravimeter, the kinetic function of coal low-temperature oxidation in spontaneous combustion process are analyzed , depend on the device, the mathematical model of coal spontaneous combustion is developed, the model are dealt with, Finally, the temperature field and the velocity field with velocity of the entry flow is got.

论文通过煤的低温氧化和自燃过程，实验研究了煤的低温氧化气体产物特征和变化规律，研究得出了煤的低温氧化过程中气体生成量与氧气消耗量与煤温之间的指数关系式；在煤的低温自热氧化过程中，对煤的官能团等化学结构的变化研究，揭示了煤炭低温自热氧化化学基团变化规律；采用非等温TG和DSC法研究了烟煤低温氧化动力学，得出了煤低温氧化分布活化能及煤低温氧化机理函数的变化规律；建立了煤低温氧化自热数学模型，并对该模型进行数值解算，可得煤样的温度场与速度场随入口风量变化情况。

Also, our experiments have studied the combustion catalysts for the catalytic domestic boiler, have chosen the suitable catalysts and changed the structure and combustion method to reach flameless combustion.

本实验还对催化热水器的催化剂进行了性能研究，选取了最佳的催化剂，并改变了现有天然气热水器的结构和燃烧方式，达到了无焰燃烧。

He's a pretty westernised kind of guy.

他是一个非常西化的人。

National spirit is the moral kingpin for a nation to realize common ideal and goal.

一、中华民族精神的基本内涵党的十六大报告指出：在五千多年的发展中，中华民族形成了以爱国主义为核心的团结统一、爱好和平、勤劳勇敢、自强不息的伟大民族精神。