In burning system of the new dry cement, the burning systems work ratio and clinkers production were restricted directly by the quality of the refractory for outlet. 在新型干法水泥烧成系统中,窑口用耐火材料的质量直接制约着水泥烧成系统的运转率和水泥熟料的产量。
Another important content of burning control of the heating furnace is the control of ratio of air/ fuel. 加热炉燃烧控制的另一个重要内容是空/燃比的控制。
The bench scale experiments of HTGR graphite ball-element were finished in an improved fixed bed burner, and the burning rate, thermal power, utilization ratio of oxygen, axial distribution of temperature and off-gas component were determined. 用改进的固定床燃烧器进行了台架规模石墨球燃烧实验,测定了燃烧速率,热功率,氧利用率,温度轴向分布和尾气组成。
The fuzzy self-optimization controller designed for the burning process of annealing furnace based on self-optimization can search automatically the most suitable ratio of oil to air and get better results. This controller is automatic adaptive to the disturbance of uncontrollable factors. 对退火炉燃烧过程设计了模糊自寻优控制器,采用自寻优控制,自动搜索最佳油/风比,取得了较好的控制效果,且对不可控因素的干扰具有较好的自适应能力。
An algorith for saving energy based on Intelligent robust controller of the burning ratio of air to coal in boiler 锅炉燃烧风煤配比智能鲁棒控制节能算法
One year after burning in the Ecological Experimental area, the ratio of No/ TN in A and G soil layers was still higher than that in unburned site; 火烧后一年的土壤,除速效N占全N的比在腐殖质层及潜育层内仍高于未烧湿地外,其他速效养分含量占全量比值普遍低于未烧地。
Put the importance on four mail factors, such as burning temperature, Ca/ S mol ratio, sulfur capture sorbent and the size of coal particle, based on the representative coal, characteristic of four sulfur capture sorbents were investigated. 本文重点考虑了影响固硫率的四个主要因素(燃烧温度、钙硫比、固硫剂和煤粉粒径),针对所选煤种,研究了四种钙基固硫剂的固硫特性。
In order to investigate combustion properties of the new propellant in rocket motor, motor test was carried out under different burning surface to port area ratio and different burning surface to throat area ratio, and corresponding p-t curves were obtained. 为研究这种新型高燃速推进剂在发动机内的燃烧特性,在不同燃通比和燃喉面积比的装药条件下,进行了发动机试验,获得了相应的压强-时间曲线。
Modeling of the flow field in burning gas tube of large length-diameter ratio 大长径比燃气导管的流场模拟
Defects of burning with fixed air-gas ratio in the whole burning period are found, according to analysis of the heat balance and shortage of turbulent convection caused by top exhaust port. 根据梭式窑烧成的热平衡分析,指出整个烧成周期采用固定空燃比来控制煅烧的缺陷性;
To found basis of numerical simulation, the igniter mass flow rate predication model is first modified to consider such effect as ignition delay and burning process occurred in igniter device for large aspect ratio solid rocket motors. 在点火装置自由喷射点火试验观测基础上,考虑大长径比固体火箭发动机点火装置存在的发火延迟与药块点燃过程,对点火质量流率预示模型进行修正,效果良好。
Heat release rate, average burned gas temperature and NO formation as well as turbulent burning rate, turbulent flame propagating speel and flame speed ratio in different flame zones were computed as model output. 本模型不仅可以计算出燃烧放热率,燃气平均温度,NO生成规律,还可提供各火焰区的紊流燃烧速度、紊流传播速度和火焰速比等重要参数。
According to the burning technic and mechanism, the burner& calciner operation points were as follows, for the former: ( 1) ensuring a higher valent weigh ratio of fuel to air; 根据抑制NOx生成的燃烧技术和机理,得出燃烧器操作要点为:(1)保证较高的燃料空气当量比;
Test shows that the sulfur educing behavior is closely related to coal quality and burning behavior of each single coal sort and the mixed ratio of single coal sorts. 试验表明,贫煤与无烟煤混煤的硫析出特性与各组分单煤的煤质特性、燃烧特性及掺配比密切相关。
The erosive burning and stagnation point drift in burning process of a solid rocket motor that has tubular charge with forge length-diameter ratio arc studied. 研究了长细比大的管形装药固体火箭发动机在燃烧过程中的侵蚀燃烧和滞点漂移现象。
When the burning ratio of fuel introduced to the calcinator and the firing hood is properly controled, the heat con-sumption of the clinker can be decreased. 当恰当控制分解炉与空气喂煤量的比值,可降低熟料的烧成热耗。
The results show that the burning duration can be decreased considerably by the increase of equivalence ratio at lean burning condition. 结果表明,在贫燃料状态,当化学当量比增大时,燃烧时间明显缩短。
Compared with pulverized coal, waste plastic has lower ignition temperature, lower rapid ignition temperature, shorter burning time, higher burning rate and lower ash ratio after burning, which is beneficial to BF injection. 废塑料的开始燃烧温度和激烈燃烧温度都比煤粉低,燃烧时间较煤粉短,燃烧速度快,燃烧灰烬少,因此更有利于高炉喷吹。
In this paper the control objective and system analysis of a burning heating furnace is presented. And the design basis and advantage of the cross limiting air/ fuel ratio control system is expounded. 通过对加热炉的控制目标和系统分析,讲叙由双闭环空气/燃料变比值调节系统演变到交叉限幅控制系统的设计依据及其优越性。
An electronic control rapid burning system with high-energy, duel-spark plug ignition system is developed creatively, including modified cylinder head ( compression ratio, spark plug location and organization of flow motion inside cylinder), two independently adjustable high-energy-ignition system. 创新研制了电控高能双火花塞快速燃烧系统。系统包括新缸头(燃烧室压缩比、双火花塞位置、燃烧室内气流组织等)、两套独立的可变点火能量的高能点火系统。
Increasing the match of bituminite in mixed pulverized coal, Reducing pulverized coal granularity and increasing pulverized coal consistency are all propitious to improve burning effect of pulverized coal, yet increasing the pulverized coal ratio is bad for improving burning effect of pulverized coal. 提高混合煤中烟煤的配比、降低喷吹煤粉的粒度和提高固气比均有利于改善煤粉的燃烧效果,提高煤比则不利于改善煤粉的燃烧效果。
In physics and chemistry experiment is done, for each specimen combustion experiment was earned out respectively, observe its apparent phenomenon after burning, read the burning test duration, expansion ratio is measured. 在理化实验结束之后,分别对其每个试件进行燃烧试验,观察其燃烧后表观现象,读出燃烧试验持续时间、测出发泡倍数。
The global and local average burning rates were also compared, showing that both burning rates had the similar variation trend versus fire area ratio. 本文进一步对比分析了全局与分层火源燃烧速率,发现两者随燃料面比率的变化趋势相似。
The burner, the essential and most energy-consuming part of boiler, requires an advanced burning control system to operate effectively at the optimized air-fuel ratio, so as to save the energy and protect the environment. 燃烧器是锅炉燃烧系统的核心和最大能耗部件,有必要设计先进的燃烧控制系统实现锅炉在最优的空燃比下高效燃烧,从而实现节能环保。