The principle, method, design process and change result to enlarge capacity of maximum efficiency running point and improve hydraulic performance of doublesuctionpump were presented.
论述了双吸离心泵增大高效点流量、提高水力性能的原理、方法、实施过程及改造结果。
2
Double screw pump is a kind of doublesuction not airtight double screw pump.
双螺杆泵为一种双吸式非密闭的双螺杆泵。
3
Double screw pump as a positive displacement pump, the pump suction chamber should be closely separated and discharge chamber inside.