1. (1) JSME standard, standard method for model testing the performance of a pump sump, JSME S 004 (1984) (in Japanese).
2. (2) K. Hirata, J. Funaki and N. Nakajima, On the critical submergence for air entraining vortices in a suction sump, JSCE Journal of Hydraulic, Coastal and Environmental Engineering, Vol. 65, No. 747 (2003), pp. 61-69 (in Japanese).
3. (3) R. T. Hattesley, Hydraulic design of pump intakes, Journal of the Hydraulics Division, Proceedings of ASCE, Vol. 91, No. HY2 (1965), pp. 223-249.
4. An Experimental Study on Submerged Vortices and Flow Pattern in the Pump Sump.
5. (5) G. S. Constantinescu and V. C. Patel: Numerical model for simulation of pump-intake flow and vortices, Journal of Hydraulic Engineering, Vol. 4, No. 2 (1998), pp. 123-134.