swirlmeter

1.The structure of swirler in swirlmeter is changed.The corner dimension between inlet blades and basic shaft is changed into 45 from 60 and inlet blades into seven from six.

对旋进旋涡流量计中旋涡发生体的结构进行了进:将旋涡发生体的叶与主的夹角原来的60°减小到45,°将叶增加到七。