The averaged Nusselt number is dramatically increased with the increase of inlet mass flow coefficient.
其它条件不变时,随流量系数的提高,平均努赛尔特数大幅度上升。
The influence of flowing area, structural of valve head, inlet density and outlet specific volume to mass flow coefficient were studied.
得到了膨胀阀的流通面积、阀头结构、膨胀阀入口密度、阀后比容对流量特性的影响,并拟合了流量系数关联式。
Changes of sidewall sweep Angle and cowl position can influence inlet performance such as mass capture, total pressure recovery coefficient and uniformity of isolator exit flow field.
侧板后掠角大小和整流罩位置变化时,对进气道的质量捕获、总压恢复系数和隔离段出口流场的均匀性等都有一定的影响。
And three-dimensional sidewall compression inlet with 25 percent cowl position has high mass capture and total pressure recovery coefficient and isolator exit flow flied is homogeneous.
整流罩位置为25%的三维侧压进气道可以获得较高质量捕获和总压恢复系数,且隔离段出口流场比较均匀。
Reducing the inlet temperature of cooling water and increasing its mass flow are favorable to increase refrigerant performance coefficient, and can decrease optimal pressure at high pressure side.
降低冷却水进口温度和提高其质量流量不仅有利于提高制冷性能系数,而且能降低最佳高压侧压力。
It also gives out a variable coefficient density compensation formula used for measurement of mass flow of the low pressure saturated steam, and the features of this formula.
给出了一个用于低压饱和蒸汽质量流量测量的变系数密度补偿式和该补偿式的特色。
Also the paper lists the factors mostly affecting the mass flow measurement consecutively as steam density, expandable coefficient, inner diameter and flow coefficient of the throttle element.
指出对质量流量影响最大因素依次为蒸气密度、可膨胀系数、节流件内径及流量系数。
The 5% suspension always shows better cooling performance than water with lower wall temperatures and enhanced heat transfer coefficient within the whole range of mass flow rates.
质量浓度为5%的悬浮液在在整个质量流量范围内总是表现出比水好的冷却性能,它对应的是更低的壁面温度以及更好的传热系数。
Under the condition of constant phosphorus mass flow rate, the smog exit temperature would increase slowly while other parameters would decrease with increasing excess air coefficient.
在燃磷量不变情况下,最高燃烧温度、壁面最大热流和平均热流均随过剩空气系数的增大而减小,但烟气出口温度缓慢增加。
The simulation results indicate that the effect of solution feed flow and heat flux has a high influence on heat and mass transfer coefficient of falling film evaporation.
模拟结果表明,进口流量和热负荷对降膜蒸发传热传质系数的影响较为显著。
In addition, the overall mass transfer coefficient and the flux increased with the increasing flow rate under similar temperature.
另外,同一温度下,增加进料流量,传质系数增大,通量增加。
By analyzing the volume mass-transfer coefficient, the optimal operating flow-ratio and packed density were obtained.
通过考察体积传质系数,确定了纤维液膜萃取分离器的最佳填充密度和最佳流量比。
The oxygen mass transfer coefficient increases at the beginning and then decreases with the augment of carrier content, and increases with the augment of air flow rate and liquid flow rate.
氧传质系数则随着载体含量的增加先增后减,随着气流量和液流量的增大而增大。
RESULTS: Coefficient of mass transfer was slowly increased as the extraction temperature elevated, and was in accord with flow and in contrast with pressure.
结果本法在萃取川芎挥发油得到的传质系数随着温度的升高略为增大,随着流量的增大而增大,随着压力的增大而减少。
The results show that maximum combustion temperature and smog exhaust temperature increase with the increase of phosphorus mass flow rate when excess-air coefficient or air capacity is a constant;
结果表明,在空气过剩系数或空气量不变时,最高燃烧温度和烟气排放温度随燃磷量增加呈单调递增趋势;
The volumetric mass-transfer coefficient in packing increases with gas flow rate and rotating speed raises. Liquid flow rate and concentration of SO2 in inlet gas influences less on it.
转速和气体流量对旋转床填料层内的体积传质系数影响较大,流体流量和气相中二氧化硫浓度影响不大。
The volumetric mass-transfer coefficient in packing increases with gas flow rate and rotating speed raises. Liquid flow rate and concentration of SO2 in inlet gas influences less on it.
转速和气体流量对旋转床填料层内的体积传质系数影响较大,流体流量和气相中二氧化硫浓度影响不大。
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