几种插入式流量计α系数计算方法的探讨

Investigation on Calculation of α-Factor for Several Insertion Flowmeters

简介了点流速计型插入式流量计的结构与测量原理,重点探讨了在仪表系数K的计算修正中最重要的速度分布系数α的几种计算方法及特点。

The structure and measuring principle of the velocity type insertion flowmeter are introduced in brief. The calculation methods of the most important velocity distribution factor, a-factor in correction of calculation for instrument K-factor are investigated emphatically.