Low-Head Energy Conversion: A Conceptual Design and Laboratory Investigation of a Microtubular Hydro Propeller

Table 3

Main characteristics of the micro-tubular propeller for low-head solutions.

Turbine	𝐷	𝐻0	𝑄0	𝑁0	𝜂max	𝑃mec	Range of application
	(mm)	(m)	(m^3/s)	(rpm)	(%)	(W)	𝑄 (10^−3m^3/s)	𝐻 (m)	𝑁 (rpm)
Propeller with 4 blades	100^(1)	0.23	0.005	300	65–70	8	3–8	0.05–0.30	100–300
	200^(2)	10	0.109	1000	65–80	10000	110–200	5–18	900–1400

⁽¹⁾CFD and experimental analysis for lab conditions; ⁽²⁾CFD similarity analysis.