Study for the Minimum Spouting Velocity and Pressure Fluctuation Characters of an Annual Spouted Bed Using Fine Particles 细颗粒环形喷动床的最小喷动速度和压力波动特性研究
We first consider this minimum velocity for horizontal flow, the saltation velocity. 首先讨论在水平流动时的最低速度,即沉积速度。
When cotton stalk and bed material are well mixed, the minimum fluidizing velocity can be achieved by experiment. 并通过实验求得此工况下床层的临界流化速度。
The phenomenon of agglomeration and its various influencing factors, the sintering minimum fluidization velocity, the parameter change of gasification when it was agglomeration are also presented. 分析了近年来生物质流化床气化炉的结焦研究的状况,总结了影响生物质流化床气化过程中结焦的因素和确定结焦时最小流化速度的几类计算方法。
The minimum velocity needed to escape a gravitational field. 逃离引力场所需最短时间。
Study on Minimum Spouting Velocity in Liquid and Solid Bed with Draft Tube 带导流管液固喷动床的最小喷动速度研究
In this paper, the minimum detectable velocity ( MDV) of moving target indication ( MTI) radar is researched. 讨论并介绍了一种用于动目标显示的雷达频率综合器的设计考虑。
Other aspects of the minimum velocity in a horizontal pipe for pseudo-homogeneity are discussed in Chapter 11. 水平管中假均匀流体最小速度的其他公式在第十一章中予以讨论。
Based on the experimental data, the correlated equation was obtained to estimate accurately the minimum fluidized velocity, solid holdup and bed height. 试验获得了最小流化速度、固含率和床层高度的关联式,预测值与试验值吻合良好。
Whether the rocket is launched vertically, or at some initial angle, it reaches its minimum velocity at the peak of its trajectory. 是否是火箭垂直发射,或在一些初步的角度来看,达到其最低速度的高峰期,其轨迹。
Minimum fluidization velocity of bimodal polyethylene particles 双峰聚乙烯颗粒临界流化速度的研究
The influence of pressure, static bed height and fluidized air on the minimum spouting velocity was studied. 研究了压力、静止床高及流化风对最小喷动速度的影响。
Simultaneously, it also discusses the composition of mud accumulation, the relationship between the size of sand grain and velocity and how to decide appropriate minimum velocity. 并且阐述了淤积污泥的组成,以及泥沙颗粒大小的与流速的关系,确定合适的最小流速。
And that the minimum fluidizing velocity of material particles decreased with increasing the bed temperature. 随着床层温度升高,物料颗粒的最小流化速度减小。
The influence of the weight fraction of inertial materials Vs sludge on the minimum fluidization velocity was studied. 研究了床料配比对临界流化速度的影响。
A correlation for predicting the minimum fluidization velocity of sintering materials was proposed. 得出了不同温度下颗粒最小流化速度预测式。
The decrease of minimum velocity with increase of service time of generator is faster than that of average velocity. The minimum velocity and the average velocity can reflect the aging state of stator insulation effectively. 研究发现,测到的定子绝缘最小波速和平均波速随着发电机运行年数的增长不断减小,且最小波速比平均波速减小的趋势更明显,最小波速和平均波速能有效反映发电机定子绝缘的老化状态。
The minimum target velocity needed to compensate is computed, and the range rate compensation method is dis-cussed. 计算了不同情况下需要进行目标运动补偿的最小速度变化单元,讨论了距离率补偿的方法。
The minimum spouting velocity is an important parameter of spouted bed design. 最低喷动速度是喷动床设计的重要参数之一。
The radial distribution of particle velocity is more uniform and the difference between the maximum velocity and the minimum velocity decreases in comparison with the conventional riser. 与传统提升管相比,环形截面提升管中颗粒速度分布的均匀性有所改善,其最高速度与最低速度之差变小。
And the function of the relationship of the pause probability to the minimum velocity, the maximum velocity and the pause time of RWP is derived. 该参量反映了网络趋于静止的趋势,并由更新理论推导出停留概率与随机路点运动模型的运动参数停留时间,最小速度和最大速度之间的关系式。
The maximum and minimum velocity were – 9.18m/s and 1.711m/s under expiratory conditions. 呼气状态下鼻腔气体的最高流速为-9.18m/s,最低气体流速为1.711m/s。
Flow maldistribution parameter S_ ( U) and the ratio of the maximum velocity to the minimum velocity θ_U of the type C header configuration were minimum. C型封头的不均匀参数SU和最大流速与最小流速之比θU最低;
The minimum fluidizing velocity and operating fluidizing velocity were obtained by experiments at cooling conditions. 通过冷态流化实验,得到了最小流化速度和操作流化速度。
Then trajectory-recognized method which is based on the theory of the minimum velocity and its built-up time is analyzed and the workout process of the opening time table of the brake drag mechanism is described later. 分析了基于弹道速度最小值及其出现时间的弹道辨识方法,建立阻力机构展开时间表的编制过程;
However, the influence of temperature is different with different particle size, which can be explained by different variation rules of density and minimum fluidization velocity with system pressure and temperature. 然而,温度对其影响随床料平均粒径的不同而略有不同。这些都可以由密度和最小流化速度随系统压力和温度的变化规律不同来解释。
The experiment shows that the minimum fluidization velocity of the mixture increases with increasing weight percent of biomass. 实验结果表明,随着生物质质量百分比的增加,混合物最小流化速度增加。
Analyzing thoroughly the mathematical model of MRS, this thesis deduces the minimum velocity ratio between the capture robot and evader with the method of working out the extreme value. 在深入分析多机器人围捕数学模型的基础上,论文用求极值的方法,推导出了围捕机器人与逃跑者速度的最小比值。
The mathematical expressions of maximum and minimum velocity ratio that the whole powertrain system requires are defined through the analysis of driving cycle and dynamic performance of sleigh car and the research of external characteristic curve of engine. 通过对雪橇车行驶工况及动力性分析以及其发动机外特性试验曲线研究,确定整个传动系统所需的最大和最小速比的数学表达式。