Results 11 to 20 of about 61,039 (271)

Cost risk of construction of small hydroelectric power plants [PDF]

open access: yesMATEC Web of Conferences, 2019
The growing demand for electricity forces the humanity to find the most economical methods of its production. Functioning without electricity in today's world deprives human from the possibility of a free existence, and even completely prevents it ...
Górecki Jarosław, Płoszaj Ewa
doaj   +1 more source

Hydroelectric power plants for small rivers

open access: yesJournal of Physics: Conference Series, 2021
Abstract Comparative analysis of methods of obtaining electricity from a renewable energy source is carried out. Various designs and op-tions for small hydroelectric power plants have been proposed. Positive and negative factors of structures under consideration and their impact on the environment are analyzed.
A A Devyatkin, S V Titov, V V Konovalov
openaire   +1 more source

Hydroelectric power plant management relying on neural networks and expert system integration [PDF]

open access: yes, 2000
The use of Neural Networks (NN) is a novel approach that can help in taking decisions when integrated in a more general system, in particular with expert systems.
Berlanga de Jesús, Antonio   +3 more
core   +3 more sources

Hydroelectric power plant on a paper strip [PDF]

open access: yesLab on a Chip, 2018
We exploit the combinatorial advantage of electrokinetics and tortuosity of a cellulose-based paper network on laboratory grade filter paper for the development of a simple, inexpensive, yet extremely robust (shows constant performance for 12 days) ‘paper-and-pencil’-based device for energy harvesting applications.
Sankha Shuvra Das   +4 more
openaire   +2 more sources

Determination of optimal parameters of pumping unit of pumped storage power plant operating using solar energy [PDF]

open access: yesE3S Web of Conferences, 2023
This article provides information on the importance of hydroelectric power plants with a capacity of 0.1...10 MW in energy systems and their advantages.
Urishev B.   +3 more
doaj   +1 more source

An early cost estimation model for hydroelectric power plant projects using neural networks and multiple regression analysis

open access: yesJournal of Civil Engineering and Management, 2015
Energy is increasingly becoming more important in today’s world, whereas energy sources are drastically decreasing. One of the most valuable energy sources is hydro energy.
Murat Gunduz, Haci Bayram Sahin
doaj   +1 more source

First molecular screening of Plasmodium species in ungulates from Southern Brazil

open access: yesBMC Research Notes, 2018
Objective Despite malaria epidemiology has been extensively studied in primates, few studies were conducted in ungulates. After half a century without descriptions of Plasmodium spp.
Leonilda Correia dos Santos   +8 more
doaj   +1 more source

How Will Hydroelectric Power Generation Develop under Climate Change Scenarios? [PDF]

open access: yes, 2011
Climate change has a large impact on water resources and thus on hydropower. Hydroelectric power generation is closely linked to the regional hydrological situation of a watershed and reacts sensitively to changes in water quantity and seasonality.
Beniston   +16 more
core   +2 more sources

Methodology to rehabilitate hydroelectric power plants

open access: yesDYNA, 2022
Repowering the Brazilian hydroelectric park is a way to expand the use of energy from hydro sources, even in a scenario where the options to build new projects are increasingly restricted. Several technical and economic aspects must be considered when evaluating the feasibility to carry out a repowering process, where indicators are considered to ...
Marcos Aurélio de Araujo   +2 more
openaire   +2 more sources

Changes in the state territory, systemic changes, the development of ecological thinking and the issues of the utilisation of hydroelectric power in Hungary [PDF]

open access: yesScientific Annals of the Danube Delta Institute, 2012
Each big river, including the Danube, makes a single system from their spring to their delta or estuary. Wherever we intervene into the system, this will be necessarily affect the whole of that. Thespillover effects are especially striking in the case of
HAJDÚ Zoltán, HARDI Tamás
doaj   +1 more source

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