A review on non-conventional hydropower turbines and their selection for ultra-low-head applications

Very low-head water facilities are the salient resources for the development of hydropower using non-conventional hydro turbines. This review paper is concentrated on the collection and selection of turbines suitable for hydraulic heads between 0.5 and 3 m only defining them as the ultra-low-head. T...

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Main Authors: Raj Kumar Chaulagain, Laxman Poudel, Sanjeev Maharjan
Format: Article
Language:English
Published: Elsevier 2023-07-01
Series:Heliyon
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2405844023049617
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author Raj Kumar Chaulagain
Laxman Poudel
Sanjeev Maharjan
author_facet Raj Kumar Chaulagain
Laxman Poudel
Sanjeev Maharjan
author_sort Raj Kumar Chaulagain
collection DOAJ
description Very low-head water facilities are the salient resources for the development of hydropower using non-conventional hydro turbines. This review paper is concentrated on the collection and selection of turbines suitable for hydraulic heads between 0.5 and 3 m only defining them as the ultra-low-head. Turbines reviewed are feasible for new or existing infrastructure, drinking or waste-handled water, and able to function as a single unit, or parallel unit installation. From several earlier research and communication with 25 turbine manufacturers, thirty-eight different hydro turbines are discussed in this review with their operating range in most cases. The novelty of this review includes providing a comprehensive explanation of all the non-conventional hydropower turbines which were scattered in different literatures and providing a selection chart for classification of turbines. The distinct chart with four classification bases for hydro-static energy conversion of ultra-low-head turbines has been concluded and launched the category ‘mode of action’ to be the most comprehensive. The existing literature cover different basis for the selection but includes only few nonconventional turbines. This enforces the development of a specific selection chart comprising all such turbines with global scenarios.
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spelling doaj.art-9302fed434784735a076118861fbc6d72023-07-27T05:57:19ZengElsevierHeliyon2405-84402023-07-0197e17753A review on non-conventional hydropower turbines and their selection for ultra-low-head applicationsRaj Kumar Chaulagain0Laxman Poudel1Sanjeev Maharjan2Department of Mechanical and Aerospace Engineering, Pulchowk Campus, Lalitpur, IOE, TU, Nepal; Department of Automobile and Mechanical Engineering, Thapathali Campus, Kathmandu, IOE, TU, Nepal; Corresponding author. Tribhuvan University Institute of Engineering, Kathmandu-32, Kathmandu, 44600, Nepal.Department of Mechanical and Aerospace Engineering, Pulchowk Campus, Lalitpur, IOE, TU, NepalDepartment of Mechanical and Aerospace Engineering, Pulchowk Campus, Lalitpur, IOE, TU, NepalVery low-head water facilities are the salient resources for the development of hydropower using non-conventional hydro turbines. This review paper is concentrated on the collection and selection of turbines suitable for hydraulic heads between 0.5 and 3 m only defining them as the ultra-low-head. Turbines reviewed are feasible for new or existing infrastructure, drinking or waste-handled water, and able to function as a single unit, or parallel unit installation. From several earlier research and communication with 25 turbine manufacturers, thirty-eight different hydro turbines are discussed in this review with their operating range in most cases. The novelty of this review includes providing a comprehensive explanation of all the non-conventional hydropower turbines which were scattered in different literatures and providing a selection chart for classification of turbines. The distinct chart with four classification bases for hydro-static energy conversion of ultra-low-head turbines has been concluded and launched the category ‘mode of action’ to be the most comprehensive. The existing literature cover different basis for the selection but includes only few nonconventional turbines. This enforces the development of a specific selection chart comprising all such turbines with global scenarios.http://www.sciencedirect.com/science/article/pii/S2405844023049617ConventionalExisting infrastructureHydropowerResourcesTurbine selection chartUltra-low-head
spellingShingle Raj Kumar Chaulagain
Laxman Poudel
Sanjeev Maharjan
A review on non-conventional hydropower turbines and their selection for ultra-low-head applications
Heliyon
Conventional
Existing infrastructure
Hydropower
Resources
Turbine selection chart
Ultra-low-head
title A review on non-conventional hydropower turbines and their selection for ultra-low-head applications
title_full A review on non-conventional hydropower turbines and their selection for ultra-low-head applications
title_fullStr A review on non-conventional hydropower turbines and their selection for ultra-low-head applications
title_full_unstemmed A review on non-conventional hydropower turbines and their selection for ultra-low-head applications
title_short A review on non-conventional hydropower turbines and their selection for ultra-low-head applications
title_sort review on non conventional hydropower turbines and their selection for ultra low head applications
topic Conventional
Existing infrastructure
Hydropower
Resources
Turbine selection chart
Ultra-low-head
url http://www.sciencedirect.com/science/article/pii/S2405844023049617
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