The calculating result showed that impeller outlet diameter D2 effects on the head largest of these parameters,vane outlet angle β2 smallest,inlet diameter D1,outlet width b2,vane number Z and vane length ratio R were between them successively.
计算结果表明,在这些几何参数中,叶轮出口直径D2对扬程影响最大,叶片出口角2β影响最小,进口直径D1,叶轮出口宽度b2,叶片数Z和叶片长度比R依次地处于它们之间。
参考来源 - 低比转速泵几何参数对扬程综合影响的灰色理论分析·2,447,543篇论文数据，部分数据来源于NoteExpress
The relationship between the two coefficients and the calculation formula for the impeller outlet width are also drawn out.
进而得到了比转速放大系数与流量放大系数的关系，以及建立在这一关系基础上的叶轮出口宽度计算公式。
A method is presented to deduce steam temperature deviation alcmg flue's width at the outlet of each platen in convection superheaters and reheaters by making use of furnace model test results.
本文提出了用炉内模化试验结果推算对流过热器和对流再热器沿烟造宽度各片出口汽温偏差的一种方法。
The numerical results also show that the first sonic point position moves away from the throat to the outlet of the micro nozzle with decrease of the throat width.
数值结果表明：在扩张比和进出口压力相同的条件下，微喷管出口马赫数随着微喷管尺度的减小而减小。
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