Design, Modeling, and CFD Analysis of a Micro Hydro Pelton Turbine Runner: For the Case of Selected Site in Ethiopia

Table 11

Validation and performance prediction of Pelton runner.

Parameters	Unit	Baseline design test cases			Off- design test cases			Published result by Panthee et al. [10]	Published result by Panagiotopoulos et al. [19]
Head	m	47.5	53.9	100	47.5	53.9	100	53.9	100
Flow rate	m^3/s	0.14	0.05	135% BEP	0.14	0.05	135% BEP	0.05	135% BEP
PCD	mm	500	500	500	400	400	400	400	400
Runner speed	Rpm	520	520	520	650	600	1000	600	1000
Number of buckets	—	18	18	18	18	22	22	22	22
Model efficiency	%	78.8	83.5	84.6	62.6	66.1	71.6	82.5	86.7