查询词典 combustion engine

In retrofitting the burners, primary air was concentrated, the distance between primary air and secondary air was enlarged, oil gun was raised, tertiary air was changed to self-induced way which is advantageous for combustion and the furnace was covered with adiabatic materials. The purposes of taking these measures are to raise the furnace temperature and improve the ignition and combustion of anthracite.

对燃烧器的改造，采取了一次风进一步集中，将一二次风之间的距离拉开、油枪位置上提、三次风改为更利于燃烧的自引式、炉膛中增敷了卫燃带等技术措施，提高了炉膛的温度水平，更利于无烟煤的着火、燃烧。

By using the combustion assistance air with 27%oxygen, an oxygen-firing combustion chamber of a 400 ton/day oil-fueled floating glass furnace is simulated as a practical example.

文中以日产400吨燃油浮法玻璃熔窑为实例，以氧含量为27％的空气作为助燃气体，对重油燃烧火焰空间进行模拟。

The results of thermal characteristics and environmental protection performance tests show that in the CWS-fired boiler the output obtained is 14.123 MW, the combustion efficiency is 98% and the boiler efficiency is 89.975%, and CWS fuel can be burned cleanly, steadily and with high efficiency, which proves the technology is a promising oil-saving combustion technology.

其热工性能和环保性能的测试结果表明，用该型水煤浆锅炉实际出力达14.123 MW，燃烧效率高达98%，热效率为89.975%，热效率高出力足；烟尘及污染气体排放均未超过现行国标限值，采用该技术可实现水煤浆的高效、清洁、稳定燃烧，是一种前景广阔的代油燃烧技术。

For oil-fired boilers: oil-saving rate of 8 ~ 20%; to reduce emissions and sulfur emissions, removal of the nozzle coking coke 45 ~ 95%; improve fuel calorific value 5 ~ 6%; enhance firepower 5 ~ 25%; to reduce the value of spontaneous combustion about 14% and bring the nozzle to remove coke, will notnozzle coking and improved combustion stability, also catalyzed a number of harmful ingredients, can enhance product quality and yield, extend equipment life; can improve heat transfer efficiency and reduce labor intensity work to reduce harmful gas emissions and other benefits.

对于燃油锅炉：节油率为8～20％；降低废气及硫排放、清除喷嘴积炭结焦45～95％；燃油热值提高5～6％；提高火力5～25％；降低自燃值14％左右，并带来清除喷嘴积炭，不会因喷嘴结焦而停喷，提高了燃烧的稳定性，另外还催化了一些有害成分，可提高产品质量和成品率，延长设备使用寿命；可提高传热效率，降低工作劳动强度，减少有害气体的排放等效益。

The boron type delay composition column was tested under overload with a high acceleration and the combustion process was memorized by high speed photography. The results indicated that the layer-type outcomes were observed in the combustion process when the content of B was more than 12%, and that the outcomes were liquid sinters when the content of B was 8%.

针对高过载下处于燃烧状态的延期药的燃烧特性，本文应用Hopkinson压杆实验装置对B-BaCrO_4延期药药柱进行高加速度过载加载实验，同时使用高速摄影进行录像跟踪，记录其燃烧过程。

The effects of some key parameters such as combustion air temperature, excessive air ratio and oxygen concentration on combustion characteristics were systematic discussed.

分析了助燃空气温度、过量空气系数、助燃空气中氧浓度对燃烧特性的影响。

In this dissertation, at first, the history and present situation of the research related to overheating is reviewed, and then the research works are carried out in following aspects the calculation of radiative properties of coal combustion, the solution of radiative transfer equation in absorbing-scattering media, the analyses of combined heat transfer processes in flue side, the computation method of steam temperature deviation of superheaters and reheaters and the inversion method of their wall metallic temperature in furnace, the numerical simulation of gas-solid two-phase flow, combustion and heat transfer in furnace, the measurement of outlet steam temperature of superheaters and reheaters, engineering reformation of overheating and optimum design of superheaters and reheaters, etc.

本文在综述了与过热器和再热器超温问题有关的研究历史与现状的基础上，在煤粉燃烧产物辐射特性的计算、含散射问题的辐射传递方程的求解、过热器和再热器烟气侧对流与辐射复合换热及汽温偏差的计算和炉内金属壁温的反演、炉内气固两相流动、燃烧、传热过程的数值模拟、过热器再热器炉外出口汽温的测量、过热器再热器超温问题的工程改造及设备的优化设计等方面进行了研究。

Automobile exhaust emissions of pollutants containing 150-200 different compounds, the main harmful ingredients: no combustion or CH incomplete combustion, NOx, CO, CO2, SO2, H2S and the amount of aldehyde, phenol, peroxide , organic acid and lead, phosphorus formed by gasoline lead, phosphorus pollution.

汽车尾气排放的污染物中含有150～200种不同的化合物，其主要有害成分为：未燃烧或燃烧不完全的CH、NOx、CO、CO2、SO2、H2S以及微量的醛、酚、过氧化物、有机酸和含铅、磷汽油所形成的铅、磷污染等。

The results show that both of the "anaerobic" wastewater treatment and the sludge anaerobic digestion make the organic compounds in sludge so complicated that the organic compounds decomposition and release temperature becomes higher during pyrolyzing, and the "aerobic+anaerobic" process makes the organic compounds in sludge more complicated than the "anaerobic +aerobic" process. There is no influence on the combustion process and the burnout point, but can make the combustion temperature of sludge higher.

结果表明，污水处理工艺的&好氧＋厌氧&、&厌氧＋好氧&过程以及污泥的厌氧消化均使污泥中的有机物结构复杂，导致污泥热解时有机物的分解和析出温度升高，且&好氧＋厌氧&过程使污泥中有机物结构更复杂；而对污泥的燃烧过程和燃尽点无影响，但使着火温度升高。

But it is easy for premixed combustion to introduce instability to combustion.

但是，预混燃烧容易导致燃烧不稳定。

Smoking cigarettes adds to the Computer Desk Computer manufacturer computer mouse Computer Computerized collar knitter machine Conduit Bodies construction board Container Bag Control Arm Cooking Thermometer general levels of air pollution as well as damaging our health.

吸烟不仅对健康有害，而且增加空气污染程度。香烟雾含有多种有害物质：不仅有致癌化学物质、有某种能阻止氧气进入血液的气体，还有引起血压增高、心速加快的被称为尼古丁的物质。

He is one of my favorite actors.

他是我最喜欢的男演员之一。