Currently, there is no accepted rotary jet pump (except impeller) hydraulic design of the basic theory, limits the jet grouting pump application, promotion.
At present, there is no recognized theory of the basic theory of hydraulic design of rotary pump (except impeller), which limits the application and popularization of rotary pump.
At present, there is no generally accepted basic theory of hydraulic design of rotary jet pump (except impeller), which limits the application and promotion of rotary jet pump.<br>