煤粉,pulverized coal
1)pulverized coal煤粉
1.Study on some factors impacting flowability ofpulverized coal;煤粉流动特性若干影响因素的研究
2.Moisture content influence to thepulverized coal flow characteristic;含水率对煤粉流动特性的影响
3.Investigation on characteristics ofpulverized coal dense-phase pneumatic conveying under high pressure;煤粉高压密相气力输送特性
英文短句/例句
1.Mechanism of seacoal in greensand and development history of placement addition of seacoal煤粉防粘砂机理及煤粉代用品的发展
2.Investigation of Pulverized Coal/Blast Furnace Gas Blended Combustion that Affect Pulverized Coal Complete Combustion;煤粉/高炉煤气混烧对煤粉燃尽性影响的研究
3.gas-pulverized coal fired boiler气体煤粉混合燃烧炉
4.Numerical Analysis of Pulverized Coal Concentration in Primary Air Pipe of Boiler;煤粉锅炉一次风管中煤粉浓度的数值分析
5.Numerical Simulation of the Gasification Based Biomass Co-firing in Tangentially Fired Pulverized Coal Boiler四角切圆煤粉炉生物质气与煤粉混燃数值模拟
6.Technical condition of coal used for pulverized coal-fired boiler for power generationGB/T7562-1998发电煤粉锅炉用煤技术条件
7.Improving Plan of HG-120/39-450-2 Type Economizing Machine for Coal Powder;HG-120/39-450-2型煤粉炉省煤器改造方案
8.Trying to Discuss Stability for Pulverized Coal Pipeline of Shell Coal Gasification Plant试论Shell煤气化装置煤粉管线的稳定性
9.Research on the rate of sulfur in coal converted sulfur dioxide in pulverized boilers of coal-fired power plants电厂煤粉炉燃煤中硫的转化规律研究
10.Thermo-analysis Experiment on Burnout Characteristic of Coal under Different Coal Concentration and Oxygen Concentration;煤粉浓度及氧浓度变化下煤粉燃尽特性的热分析研究
11.Fenmeihui from drift-Chu, iron, powdered coal in the comprehensive development and utilization.粉煤灰提取漂珠，铁粉，粉煤在综合开发与利用。
12.direct-fired mill直吹式制粉系统磨煤机
13.Distribution of concentration of pulverized coal injected into BF tuyere by lance with multiple holes多股流喷吹粉煤时高炉风口内粉煤浓度场分布
14.Research on Adsorption Behavior of DNBP on Fly Ash and Modified Fly Ash;粉煤灰及改性粉煤灰对DNBP的吸附行为研究
15.Microstructure of Fly Ash and Hydration of Cementitious Material with Fly Ash;粉煤灰结构及粉煤灰胶凝材料水化的微观研究
16.The Comprehensive Utilization of Powdered Coal Ash -- Development of Bearing Brick of PowderedCoal Ash By Steam Curing;粉煤灰的综合利用——蒸养粉煤灰承重砖的研制
17.Study on the Modification of Fly Ash and Removal of Fluoride in Aqueous Solution Using Modified Fly Ash粉煤灰改性及改性粉煤灰除氟性能研究
18.Alkaline activated fly ash in cement-fly ash system碱对水泥-粉煤灰体系中粉煤灰活性的激发作用
相关短句/例句
coal powder煤粉
1.Applied practice of high concentration bag collector forcoal powder preparation system;高浓度袋式收集器在煤粉制备系统中的应用实践
2.Application of Coal Powder as Fuel in Asphalt Concrete Mix Equipment;沥青混凝土搅拌设备以煤粉为燃料的应用
3.Light Transmission Method to Measure Coal Powder Particle Size;光透过率法测量煤粉平均粒径
3)coal[英][k??l][美][kol]煤粉
1.Study on difference of combustion behavior of petroleum coke andcoal;石油焦与煤粉燃烧性能差异的研究
2.The combustion characteristic of high sulfurcoal from Sichuan was studied by using the combination of TG and FTIR in this paper.用热重和红外联机手段 ,考察了以四川高硫煤为代表的煤粉的燃烧特性 。
3.It is key problem that ignition experiment ofcoal are studied to improve the moving condition and combust efficiency of the cement precalciner.针对水泥分解炉进行系统的煤粉着火实验研究 ,是提高分解炉燃烧效率 ,改善运行工况至关重要的问题。
4)coal dust煤粉
1.An introduction was made to the dry distillation process of coal, anti-metal penetration mechanism ofcoal dust and influences of various physical-chemical properties ofcoal dust on its anti-metal penetration ability, view points oncoal dust choice and choice methods.介绍煤的干馏过程、煤粉在型砂中的防粘砂机理和煤粉的各项理化指标对其防粘砂能力的影响,以及选择优质煤粉的观点和方法。
2.FS powder can be used as a substitute forcoal dust to prevent metal penetration.FS粉可以取代煤粉作抗粘砂材料,其加入量比煤粉少,可以显著降低型砂的灰分、水分和发气量,提高透气性。
3.Thecoal dust is the main mold sand additive to prevent penetration/burn-in and improve the surface fineness.煤粉是防止粘砂和改善表面光洁度的主要型砂加入物。
5)pulverized-coal煤粉
1.Optimized BP network model for predicting igniting temperature ofpulverized-coal based on genetic algorithm;基于遗传算法优化的煤粉着火温度BP神经网络预测模型
2.A review and elementary discussion of powder andpulverized-coal charge;粉体荷电研究进展与煤粉荷电研究初探
3.Paper discussed flame ignition stabilization analysis of N125MW direct current burner inpulverized-coal boilers of solid state discharge.以N125MW直流燃烧器固态排渣煤粉炉燃烧着火稳定性为研究对象,根据煤粉气流着火方式以及对影响煤粉气流着火因素的分析,提出提高煤粉气流着火稳定性以及低负荷燃烧不投油的控制措施,从而保证了煤粉的稳定着火,以保证锅炉安全稳定运行。
6)pulverized coal粉煤
1.Dense phase flow properties ofpulverized coal in industrial scale tube;工业级管道中粉煤浓相流动特性
2.High solids loading pneumatic conveying ofpulverized coal;高固气比状态下的粉煤气力输送
3.Investigation on technical conditions of mixing-gas catalytic gasification forpulverized coal with industrial alkali in fluidized beds;工业碱对粉煤流化床混合气催化气化工艺条件的研究
延伸阅读
低NO_x煤粉燃烧器低NO_x煤粉燃烧器low NO_x pulverized-coal burner(1 iN()[11、、一f、一、一:一、11:一，‘一i低NO二煤粉燃烧器(low NOJ pulverized一eoalburner)能降低和抑制NO，生成的煤粉燃烧器。低N认煤粉燃烧器通过特殊的结构设计，采用空气分级(见空气分级)、燃料分级(见二次燃料再燃烧)、浓淡燃烧和烟气再循环等技术措施，尽可能地降低燃烧区的氧浓度和火焰的峰值温度，减少在高温区的停留时间，抑制NO，的生成，或使已生成的NO，在下游区域还原成NZ。其中空气分级是应用最广.比较成熟的低NO，技术。现有电站锅炉上采用的低NO，燃烧器的结构型式很多，随着制造厂的不同而有较大的差异，但基本原理类同。双调风旋流燃烧器将二次风分成内二次风和外二次风两股气流，通过调风器和旋流叶片分别控制各NO，的生成，见图5。二次空气SGR一孟二次空气一次空气二次空气S口砚一二次空气图5 SGR燃烧器对于采用低NO，嫩烧器的锅炉，除燃用贫煤和无烟煤的以外，经过燃烧优化调整后，通常均可使NO，的排放量低于650 mg/m3(02=6%)(液态排渣锅炉NO，的排放量可能会比较高)。对于已有锅炉改用低NO二燃烧器时，因燃烧推迟而有可能会使效率降低一些。自的风量和旋流强度，以调节一、二次风的混合，使其在燃烧器出口附近的火焰根部形成缺氧富燃料区，使燃烧推迟，火焰温度降低，NO，的生成量减少，在下游形成富氧的燃尽区，保证燃料的完全燃烧，见图1。外二次风调风俗┌─┐ ┌────────┤川│ │l/沪.│ │ └────────┤ │┌─────────┤ ││一仁业班丛旦止罕生│ │└─────────┴─┘点火油枪次风+煤粉或烟气 图1双调风旋流燃烧器低NO，直流燃烧器将80%左右的燃烧空气送人主燃烧器，在主燃烧器区域形成缺氧富燃料的工况，降低火焰峰值温度，既减少NO二的生成，又有可能使已生成的NO，还原成氮分子(NZ).从而减少NO二的排放量。而在主燃烧器的顶部设置燃尽风OFA，将剩余的空气由此送人炉膛，使未完全燃烧产物燃尽.见图2。
