The Proceedings of the Symposium on Environmental Engineering
Online ISSN : 2424-2969
2016.26
Session ID : 410
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Development and performance evaluation of a micro-hydropower generation systems utilizing a low- drop small flow of river water
Masayuki NAKAYAMATune SEKIYAKaoru MIZOBEAtsushi AKISAWA
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Abstract

The objective of this study is to evaluate the power generation performance of the axial flow propeller turbine, and ascertained that effective as a micro-hydroelectric power propeller in conditions of low-drop (drop the number of 1-5m) and small flow (Flow rate 0.1 ㎥/s or less). Further, we propose a micro-hydropower generation systems that combines a water wheel, controller, and generator to contribute to the spread of energy's local production for local consumption. In this experiment environment, measured a maximum generation output of 145W using a hydropower generation systems that power generation cost of 800,000 yen/kW. We has future subject to further improve the power generation efficiency of this system improving shape of the propeller, guide vanes of the installation, and ensure the effective head, etc. because the axial flow propeller turbine efficiency was 60% as low.

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© 2016 The Japan Society of Mechanical Engineers
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