Results 21 to 30 of about 13,195,799 (296)

Biases in preconstruction estimates of wind plant annual energy production [PDF]

open access: yesWind Energy Science
Estimating the energy yield of a wind plant during the preconstruction phase is a historically difficult task, even with industry improvements in these estimations.
R. Hammond, E. Simley
doaj   +1 more source

Influence of Atmospheric Stability on Wind Turbine Energy Production: A Case Study of the Coastal Region of Yucatan

open access: yesEnergies, 2023
Wind energy production mainly depends on atmospheric conditions. The atmospheric stability can be described through different parameters, such as wind shear, turbulence intensity, bulk Richardson number, and the Monin–Obukhov length.
Christy Pérez   +4 more
doaj   +1 more source

International energy annual 1996 [PDF]

open access: yes, 1998
The International Energy Annual presents an overview of key international energy trends for production, consumption, imports, and exports of primary energy commodities in over 220 countries, dependencies, and areas of special sovereignty.

core   +1 more source

Modelling Analysis of Methods for Wind Turbine Annual Energy Production [PDF]

open access: yesProceedings of the 2015 4th International Conference on Sustainable Energy and Environmental Engineering, 2016
Wind turbine power curve essentially captures the wind turbine performance which shows the relationship between the wind turbine energy output and hub height wind. This paper presents a reasonable method to model power curve of a wind turbine, and compares with measured power curve based on IEC61400-12.
Lei Wang   +3 more
openaire   +1 more source

International energy annual 1995 [PDF]

open access: yes, 1996
The International Energy Annual presents information and trends on world energy production and consumption for petroleum, natural gas, coal, and electricity. Production and consumption data are reported in standard units as well as British thermal units (

core   +1 more source

International energy annual 1997 [PDF]

open access: yes, 1999
The International Energy Annual presents an overview of key international energy trends for production, consumption, imports, and exports of primary energy commodities in over 220 countries, dependencies, and areas of special sovereignty.

core   +1 more source

Investigation of the geometric configuration of blades for a micro horizontal axis wind turbine for the semi-arid region of Pernambuco [PDF]

open access: yesEngenharia Agrícola
This study investigates how different chord and twist angle distributions: in ideal, linear, and elliptic forms, influence the performance of a micro horizontal wind turbine designed for low-intensity winds in the semi-arid region of Pernambuco.
Willian M. Okita   +3 more
doaj   +2 more sources

Optimization of Power and Levelized Cost for Shrouded Small Wind Turbine

open access: yesInventions, 2020
Nowadays, by increasing energy demand and considering the importance of environmental issues in recent decades, the use of renewable energies is expanding.
Hasanali Khojasteh   +3 more
doaj   +1 more source

Desempenho de um sistema solar fotovoltaico com diferentes inclinações e orientações azimutais em cidades da Paraíba

open access: yesRevista Principia, 2018
The Sun is the main source of energy for the Earth. The conversion of solar to electric energy can be done through photovoltaic systems, whose performance depends on variables such as slope angle and azimuth orientation. The objective of this project was
Baldoino Sonildo da Nóbrega   +4 more
doaj   +1 more source

Characterization of Aerodynamics of Small Wind Turbine Blade for Enhanced Performance and Low Cost of Energy

open access: yesEnergies, 2022
During a turbine’s lifetime, minimizing the cost of power production should be the primary aim in addition to attaining high technical efficiency. Thus, this paper was aimed at enhancing the aerodynamic efficiency of a site-specific small wind turbine ...
Hailay Kiros Kelele   +3 more
doaj   +1 more source

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