8Johann Friedrich Giilich. Centrifugal pumps [ M ]. Heidelberg: Springer - Verlag Berlin, 2008,.
9Nicholas Pedersen, Poul S Larsen. Flow in a centrifugal pump impeller at design and off-design conditions-part I : particle image velocimetry (PIV) and laser Doppler velocimetry (LDV) measurements [ J]. ASME Journal of Fluids Engineering, 2003, 125(1): 61 -72.
10Predin A, Bilus I. Prerotation flow measurement [J]. Flow Measurement and Instrumentation, 2003, 14(6) : 243 -247.