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pulverized相关的网络例句

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The strongly nonlinear pore structures of pulverized coals can be described by the fractal theory. The pore fractal dimensions of 10 pulverized coals, which are in the range of 2.572~2.722, were analyzed on a N2 adsorption porometer. The apparent viscosities of coal water slurries were measured on a Haake rotary viscometer.

用分形理论能描述具有强烈非线性特征的煤粉孔隙结构,利用氮吸附仪分析得到10种煤样的孔隙分形维数为2.572~2.722,利用Haake黏度计测量水煤浆黏度,讨论了孔隙分形、水分、氧量和可磨性指数等对水煤浆性质的影响规律,得到相关的拟合经验公式。

A new desulfurization apprach for pulverized coal combustion is introduced in this paper; pulverized coal is first burn in a precombustion furnace under oxygen deficient condition (about 30% air needed in boiler is provided for precombustion), in precombustion moust of sulfur in coal is decomposed and oxidized, and evolved, the sulfur evolved is trapped in a desulfurizing fluidized bed by calsuim, and then the char and gas are introduced to the boiler furnace for complete combustion.

本文提出了一种煤粉燃烧脱硫新方案,利用煤中硫优先氧化分解释出的原理,用少量的空气(大略为锅炉实际空气用量的30%),在一前置燃烧室中,使煤粉中硫的绝大部分被分解氧化,释放出来,释放出来的硫在脱硫流化床中被石灰脱硫剂脱除,未燃烧的炭粒与烟气再吹进锅炉膛中完全燃烧。

The thesis firstly introduces the basic characteristics of plasma, pyrogenation course and factors on the mixture of pulverized coal and primary air, and the combustion improving effect of reaction of plasma and pulverized coal.

首先介绍了等离子体基本特性、煤粉空气混合物在等离子体中的热解特性及其影响因素、等离子体对煤粉的促燃效果等。

The results show that biomass owns higher NO removal efficiency than pulverized coal. NO removal efficiency of three kinds of fuels increases by different extent through the increase of reburn fuel fraction and the decrease of the excess air ratio. NO removal efficiency of corn straw is the most efficient; rice husk is medium, pulverized bituminous coal is the lowest. Within the certain reburn resident time (650 ms), NO removal efficiency increases quickly with the resident time.

研究表明:生物质脱硝能力明显高于煤粉,提高再然比例及减小过量空气系数,3种燃料的脱硝率有不同程度的提高,其中秸秆脱硝率最高,稻壳中等,煤粉最低;在一定的再燃停留时间内(650 ms),延长停留时间,脱硝率增加,超过这一停留时间,脱硝率增加缓慢。

According to these features, a hybrid genetic algorithm is developed to optimize the operation of pulverized system in admixing combustion conditions, where a fuzzy neural network is adopted to evaluate admixed coal's slag property, and a radial basic function neural network is used to predict pulverized coal's fineness and mill's outlet temperature.

本文将人工神经网络和遗传算法相结合形成混合优化算法,对电站多煤种掺烧制粉系统运行进行寻优。针对掺烧煤结焦的模糊性和非线性特征,采用模糊神经网络评估混煤的结焦特性,并利用径向基神经网络关联掺烧煤的煤粉细度和磨出口温度。

To clear pulverized coal caking from pulverized coal bunker by using sonic wave technology;2. The sonic paraffin control technique makes use of hydrodynamics sonic wave principle.

声波防蜡是利用流体动力式声波原理,将声波发生器接在流动管柱上,可长期在线工怍,实现防蜡目的。

However, with detail analysis on burning mechanism of pulverized coal and corresponding experimental research, a new design method for firing low volatile pulverized coal in a rotary kiln is put forward.

但通过对煤粉燃烧机理的详细分析和相应的实验研究,作者提出了一种新型的回转窑烧低挥发份煤的设想,这对于扩大回转窑燃料的使用范围,尤其是对于一些地方企业,能因地制宜地使用廉价的当地燃料,降低成本,提高经济效益,具有重要的实际意义。

In applying high concentration burning technique to improving burning efficiency for pulverized coal burner, for studying the effect of solid flows of different concentration on burning, Euler mathematical model is set up using gas-solid two phase flow theory. The paper describes the low concentration pulverized coal in horizontal primary air pipe. The relationship between the velocity and concentration of gas phase and that of solid phase, and the effect of gas flow velocity on gas-solid two-phase flows, is arrived through calculating the flow field. Reasonable gas flow velocity is proposed.

在应用高浓度燃烧技术提高煤粉炉的燃烧效率时,为了研究不同浓度固相流动对燃烧的影响,应用气固两相流理论建立Euler数学模型对一次风水平管道中低浓度的煤粉颗粒进行了描述,通过求解流场,得到了管内气相和固相的速度和浓度的分布关系,及其气体流速对气固两相流动的影响,并提出合理气流速度。

For the purpose of investigating the ignition and flame stability of low volatile pulverized coal , an in-depth analysis has been made on the lean flammability limits of gas-phase and pulverized coal combustion.

为了研究低挥发分煤粉着火与火焰稳定性,分析了气相燃烧与煤粉燃烧的着火贫限,提出了低挥发分煤粉着火的一次风粉气分离原则。

Based on the mass action law and basic combustion theory the authors propose the application of a relatively high pulverized coal concentration for use in a pulverized coal-fired boiler in order to enhance the ignition zone flame temperature, thus achieving a more stable combustion.

根据质量作用定律及燃烧基本理论。本文提出采用较高的煤粉锅炉入炉的煤粉浓度以便提高着火区火焰温度,从而使燃烧更加稳定。

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