A major disadvantage of coal combustion-and characteristic of industrial cities-has been air pollution by soot, dust, ash, exhaust and large amounts of the greenhouse gas carbon dioxide.
煤炭燃烧的主要缺点——也是工业城市的特色——是烟尘、粉尘、灰渣和废气以及大量的温室气体二氧化碳污染了空气。
The total mass balance of Circulating Fluidized bed Combustion (CFBC) with coal ash as bed inventory is studied.
本文建立了以煤燃烧成灰为床料的循环流化床总体质量平衡数学模型。
After retrofit, the stability of combustion is increased, combustible matter in fly ash is reduced and boiler efficiency is improved.
锅炉燃烧器改造后，具有燃烧稳定性增强、减少飞灰可燃物和提高锅炉效率等优点。
On the basis of the basic theory of boiler thermal balance and combustion theory set up is an online monitored parameters based fly ash concentration calculation model.
根据锅炉热平衡基本原理和燃烧理论，建立了基于在线监测参数的飞灰浓度计算模型，模型的计算值与实测值比较接近。
The result gained by the model is closed to ash analysis. It can serve as an online economic value criterion of boiler combustion.
该模型的预测结果与灰分析的结果基本相近，可以作为锅炉燃烧的在线经济性评价标准。
The ash circulating ratio in CFB boiler has an effect not only on combustion but also on heat transfer.
循环流化床锅炉中灰循环倍率不仅影响燃烧，而且还影响传热。
The high combustion temperatures melt together the coal ash (largely silica and alumna) and calcium sulfide solids to form an inert slag that drains from the bottom of the boiler.
高温燃烧使得炭灰(富含硅和铝)和硫化钙熔为一体，从而产生固体残渣，从锅炉底部溢出。
There are many differences between CFB ash residue and common ash residue because CFB boiler burn at lower temperature and desulfurizer is put during combustion.
循环流化床锅炉属于低温燃烧，并且燃烧过程加入了大量的脱硫剂，导致其产生的灰渣较普通粉煤灰有很大差异。
Decreasing unburned carbon content in fly ash is important to improve the combustion economization of the boiler, but it is difficult to measure online.
降低飞灰含碳量对火力发电厂提高锅炉燃烧经济性具有重要意义，而飞灰含碳量难以在线测量。
Through summarizing the study of coal combustion, one dimension unburned carbon content in fly ash forecast model is established in which combustion and heat transfer are combined.
通过总结前人对煤粉燃烧的研究，建立了一个将炉内燃烧和传热相耦合的飞灰含碳量一维预测模型。
The combustible loss reduction in the fly ash and the economic problem of improving the combustion of inferior coal in the boiler equipped with a bluff-body flame stabilizer are studied.
本文研究了在劣质煤燃烧中应用钝体稳燃装置降低飞灰可燃物损失和提高燃烧劣质煤的经济性问题。
Carbon content in fly ash is a major index, which reflects the combustion efficiency of a pulverized coal-fired utility boiler.
飞灰含碳量是反映电站煤粉锅炉燃烧效率的一个重要指标。
During combustion, a part of the total sulphur in coal will be retained in ash as solid compounds.
在煤燃烧过程中，煤灰自身有一定的固硫能力。
After retrofitting, the boiler's combustion is stable and the combustible matter in fly ash is reduced, with the boiler's efficiency improved.
改造后的锅炉燃烧稳定，飞灰可燃物降低，提高了锅炉效率。
The viscosity, combustion heat, sulfur content, carbon residue, ash, flash point, moisture and cetane value of biodiesel and its blending oils with diesel were determined.
测定了生物柴油及其与石化柴油的调和油的粘度、燃烧热、硫含量、残炭、灰分、闪点、水分和十六烷值的含量。
The states of uranium existing in coal ash are discussed based on the chemical reactions between the uranium oxides and minerals of coal during combustion.
本文根据铀氧化物与煤中其它无机矿物燃烧时发生的反应，讨论了煤灰中存在的铀化合物。
There are three main respects for utilization of Oil shale:pyrolysis oil production, combustion to generate electricity and product heat, ash utilization.
对油页岩的利用主要有三个方面：干馏产油、燃烧发电产热、灰渣利用。
A major disadvantage of coal combustion -and characteristic of industrial cities-has been air pollution by soot, dust, ash, exhaust and large amounts of the greenhouse gas carbon dioxide.
煤炭燃烧的主要缺点——也是工业城市的特色——是烟尘、粉尘、灰渣和废气以及大量的温室气体二氧化碳污染了空气。
Ideal cleaning internal combustion engine parts of ash.
能较理想的清洗内燃机各部位的积灰。
In circulating fluidized beds, but with existing problems of high ignition temperature, large content of carbon in the fly ash and relatively low efficiency of combustion.
试验结果发现循环流化床能够有效燃烧无烟煤，但存在着火温度高，飞灰含碳量大，燃烧效率较低等问题。
High carbon content in fly ash not only results in the low combustion efficiency, but also limits its utilization as construction materials.
锅炉飞灰中含碳量高不但导致了锅炉燃烧效率的降低，也限制了飞灰的再利用。
This paper introduces the working theory and application effectiveness experiment of a multifunction coal accelerant that is applied to capture sulfur, support combustion and clean ash.
介绍了煤炭助燃固硫除灰多功能促进剂的工作原理及在电站锅炉和水泥厂立窖上的应用效果。
Ash circulating ratio influences heat transfer as well as combustion.
灰循环倍率，不仅影响燃尽而且影响传热。
In addition, highly pozzolanic ash can be produced by means of controlled combustion, when silica is kept in non-crystalline form and cellular structure.
此外，高火山灰性(凝硬性)灰可以通过控制燃烧来产生，此时，二氧化硅保持在非结晶形式和蜂窝状结构。
New indices for slagging and fouling are proposed by taking into account the effects of both the chemical composition of thecoal ash and the combustion conditions on the ash deposit.
矿物质是引起灰沉积的根本原因，本文主要通过对矿物元素在炉内的迁移和沉积行为的研究，来揭示沾污结渣机理。
Techno-economic analysis of fly ash recirculation system of circulating fluidized bed combustion boiler;
循环流化床锅炉中灰循环倍率不仅影响燃烧 ，而且还影响传热。
In the oil combustion, using top gun, the upper wind at a heat load of boiler blower gathered, part of the furnace temperature is high, reaching the ash melting point, resulting in boiler coking.
在投油稳燃时，运用上层油枪，使得上层一次风处热负荷会集，锅炉鼓风机部分炉温高，到达灰熔点，致使锅炉结焦。
The tests that the co-combustion fly ash is used as the mixing material of the concrete are done.
进行了稻壳和煤共燃的飞灰用于混凝土的实验研究。
The tests that the co-combustion fly ash is used as the mixing material of the concrete are done.
进行了稻壳和煤共燃的飞灰用于混凝土的实验研究。
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