... of chassis, frame, roll, PEpipes, automatic speed regulation device, hydro-turbine driven system, gear box, sprinkler wagon and guiding de-vice, etc ... water saving spinkling.HYDRO TURBINE Hydro-turbine is the central part of the whole equipment and the power-driven system for the normal ... axial flow type and the flow-down type. The fiist one mainly consists of elbow, volute and turbine, etc. The elbow ...