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.
採用150×100LN-32型螺鏇離心泵的結搆尺寸,根據螺鏇離心泵的葉片變螺距型線方程設計了八種螺距變化方式不同的葉片變螺距螺鏇離心泵。