vane variable-pitch

According to 150×100LN-32 screw centrifugal pump structure size and vane variable-pitch profile equation for screw centrifugal pump, Designed eight vane variable-pitch screw centrifugal pump.
采用150×100LN-32型螺旋离心泵的结构尺寸,根据螺旋离心泵的叶片变螺距型线方程设计了八种螺距变化方式不同的叶片变螺距螺旋离心泵。