Effect of steam/coal ratio on coal gasification in turbulent circulating fluidized bed
蒸汽煤比对湍动循环流化床煤气化的影响
The effects of steam/coal ratio and type of coal on gasification process were studied.
以空气和水蒸气为气化剂,在循环流化床煤气化热态试验台上进行了神华、龙口和大同煤的气化试验,研究了蒸汽煤比和煤种对气化过程的影响。
The impact to pulverized coal gasification from such factors as the particle size,nitrogen quantity of the dense phase transportation,oxygen/coal ratio,steam/coal ratio,gasification pressure and temperature of the gasifier were also analyzed,and they serve as sound basis for the commercialization of China′s pulverized coal pressure gasification.
介绍了气流床粉煤加压气化的原理及我国粉煤加压气化技术的研发过程、试车情况,分析了粉煤粒度、密相输送氮气量、氧煤比、蒸汽煤比、气化压力及气化炉温度等因素对粉煤加压气化的影响,为我国粉煤加压气化技术的产业化提供参考。
By using HG-AFS and ICP-AES, the contents of 14 trace elements (As、Cd 、Co、Cr、Cu、Mn、Mg、Ni、Hg、Pb、V、Se、Sr、Zn) in gasification products were m easured quantitatively in an atmospheric fluidized bed gasifier, and the effects of vapor/coal ratio on the occurrence of trace elements were investigated.
采用氢化物发生器和原子荧光光谱法联用 (HG -AFS)和电感耦合等离子发射光谱法 (ICP -AES) ,测定了常压流化床煤气化产物中As、Cd、Co、Cr、Cu、Mn、Mg、Ni、Hg、Pb、V、Se、Sr、Zn 1 4种微量元素含量 ,分析了汽煤比对微量元素在气化产物中迁移规律的影响。
The control principle of coal-water ratio in supercritical once-through boiler and its limitation is analyzed.
以某600MW超临界锅炉为研究对象,根据设计数据分析了中间点温度的影响因素,对超临界直流锅炉煤水比控制原理及其存在的问题进行了分析,在此基础上提出了基于锅炉工质吸热量和输入热量中被有效利用的热量之比作为比热量的概念,建立了比热量概念的汽温控制模型,可综合考虑煤质变化和汽水参数变化对锅炉传热特性以及能量供求平衡的影响,并使控制模型的函数简化,对该模型进行了初步的分析和论证。
Analysis of water-fuel ratio for supercritical boiler based on association rule;
关联规则在超临界锅炉水煤比中的研究分析
Main control methods for intermediate-point superheat degree include water-fuel ratio control,enthalpy control,first-stage superheater spray correction,feedwater mild correction.
中间点温度过热度控制的主要手段有水煤比控制、焓值控制、一级过热器喷水修正、给水流量微量修正等。
Aiming at the features of the water-fuel ratio control system that can not give attention to celerity and veracity, we put forward association rule arithmetic in data mining to analyze the underlying relation of related parameters of the water-fuel ratio.
超临界机组已成为火力发电的主力机组,水煤比控制是超临界机组正常运行的关键,针对水煤比控制系统不能兼顾快速性和准确性的特点,提出了运用关联规则算法挖掘水煤比相关参数的方法。
Effect of steam/coal ratio on coal gasification in turbulent circulating fluidized bed
蒸汽煤比对湍动循环流化床煤气化的影响
coal suitable for use under steam boilers.
适合蒸汽锅炉用的煤。
The staged combustion of coal is a condition where the combustor air is divided into a primary and secondary stream.
在煤的分段燃烧中，燃炉蒸汽可分为一级蒸汽和二级蒸汽。
Specification of coals for steam locomotive
GB/T4063-1983蒸汽机车用煤质量
The machine generates electricity / gas / steam, etc.
这台机器是发电／生产煤气／生产蒸汽的。
Where coal is cheap, steam power may be economical.
煤便宜的地方，蒸汽动力就经济。
At present coal is the most common food of a steam plant.
目前，煤是蒸汽动力厂的最常用的能源。
Syngas methanation with reaction heat carried by steam recycling generated from waste heat
余热蒸汽循环载热的煤气甲烷化工艺
Studies for the Catalytic Effects and the Characteristics of Ash in Coal Char Gasification with Steam
对煤焦的水蒸汽催化气化及煤灰的研究
The Application of Fitting Formula for Specific Volume and Enthalpy of Water and Steam in the Saturated Steam Industrial Boiler
水和蒸汽比焓、比容拟合式在饱和蒸汽工业锅炉上的应用
Research on the Proportion of Mu15 Autoclaved Fly Ash Brick
Mu15粉煤灰蒸压砖的配合比研究
The heat source may be steam, heat conduction oil, electricity or coal (oil) hot air furnace.
热源可采用蒸汽、导热油、电或燃煤(油)热风炉配套。
The Influence of Steam Curing on the Pozzolanic Reaction of Rejected Fly Ash
蒸汽养护对废弃粉煤灰火山灰活性的影响
UCG model test of Huating coal with oxygen-steam as gasification agent
华亭煤纯氧-水蒸汽地下气化模型试验研究
The Application of Fuzzy Control to a Chain Steam Boiler
燃煤链条蒸汽锅炉燃烧过程的模糊控制
Performance Optimization for the Steam System of the Combined Cycle Fuelled by Coke Oven Gas;
燃用焦炉煤气联合循环的蒸汽系统性能优化
The Study and Implementation of Control System of Coal-fired Steam Boiler of Oil Fields;
燃煤油田蒸汽锅炉控制系统的研究与实施
Study on perfomance of ultra-fine fly ash prepared by superheated steam
利用过热蒸汽制备的超细粉煤灰性能的研究
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