The experiment shows that by changing the velocity coefficient , the separation of boundary layer on pump vane can be controlled, and the performance of pump is improved and its hydraulic efficiency.
实验证明通过改变叶片型线参数方程中的速度系数的取值,可以控制边界层的分离,进而改善泵的性能,提高其水力效率。
Aimed to decrease damping coefficient and enhance pump's dynamic performance, a method for reducing the radial plunger pump stator forces was developed by analyzing the type JBP-63 pump stator forces.
为了降低阻尼系数进一步提高泵的动态性能,通过对JBP-63型径向柱塞变量泵定子受力仿真分析,研究了减小径向柱塞液压泵的定子不平衡力的方法。
By choosing the proper number of phase coefficient factor needed to be changed, it can make a choice or optimization between the computation complexity and the PAPR performance.
通过选择合适的需要改变的相位系数因子数目,可以实现在计算复杂度和PAPR性能之间进行取舍优化。
The four-ball machine test showed that the suspension possessed good extreme pressure performance and common antiwear performance; and had no effect on the friction coefficient by the MTM test.
四球试验结果表明,该悬浮液具有较好的极压性能,抗磨性能一般,MTM试验显示该悬浮液对摩擦系数影响不大。
The output mean value was increased and the variance was decreased by choosing suitable partial interference cancellation coefficient for MV-PIC, and its performance of code error is superior to PIC.
选择恰当的部分干扰消除系数,可以使MV-PIC的输出均值增大、方差减小、误码性能优于PIC检测器。
A frequency bias coefficient setting technique is proposed by analyzing the investigative status abroad and AGC performance in China.
在分析国外研究状况及中国AGC实际运行的基础上提出了一种频率偏差系数确定方法。
The concept of Associated Coefficient of Performance was presented, and the feasibility of air-conditioning system assisted by medium-high temperature heat pump was analyzed.
提出了联合性能系数的概念,分析了利用中高温热泵辅助太阳能空调系统的可行性。
By comparison of inlet total pressure recovery coefficient, attack-angle performance of chin inlet and two-dimensional inlet are superior to frontal inlet.
对不同布局的总压恢复系数进行比较,颌下及两侧进气则较头部进气有好的攻角特性。
The drug concentration was determined by high performance liquid chromatography(HPLC) to calculate the apparent permeability coefficient.
运用高效液相色谱法检测药物浓度,计算其表观渗透系数。
The drug concentration was determined by high performance liquid chromatography(HPLC) to calculate the apparent permeability coefficient.
运用高效液相色谱法检测药物浓度,计算其表观渗透系数。
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