Results 21 to 30 of about 6,465,054 (251)

Examination of Surface Wind Asymmetry in Tropical Cyclones over the Northwest Pacific Ocean Using SMAP Observations

open access: yesRemote Sensing, 2019
Tropical cyclone (TC) surface wind asymmetry is investigated by using wind data acquired from an L-band passive microwave radiometer onboard the NASA Soil Moisture Active Passive (SMAP) satellite between 2015 and 2017 over the Northwest Pacific (NWP ...
Ziyao Sun   +3 more
doaj   +1 more source

What can surface wind observations tell us about interannual variation in wind energy output?

open access: yesWind Energy, 2022
The past decade of wind power growth was supported by capacity factor improvements and associated cost reductions. But are higher capacity factors a technology success story or, as suggested by recent research, has the influence of technology been ...
Dev Millstein, Mark Bolinger, Ryan Wiser
doaj   +1 more source

Wind field and pressure characteristics on wind turbine surface under moving thunderstorms

open access: yesEnergy Reports, 2023
Based on computational fluid dynamics and large-eddy simulation technologies, a numerical simulation method of a moving thunderstorm field is established by considering the impinging jet model.
Chuncheng Liu   +3 more
doaj   +1 more source

Research on Inversion of Sea Surface Wind Speed from GF-3 Cross Polarization Data [PDF]

open access: yesJisuanji gongcheng, 2020
The inversion of the ocean surface wind field with single-polarized Synthetic Aperture Radar(SAR) data has a complex operational model.The use of cross polarization SAR images to invert the ocean surface wind has become a hot topic in research.Taking the
DING Yuan, HAO Minglei, XING Hongyan, ZENG Xiangneng
doaj   +1 more source

Wind Derivatives: Modeling and Pricing [PDF]

open access: yes, 2013
Wind is considered to be a free, renewable and environmentally friendly source of energy. However, wind farms are exposed to excessive weather risk since the power production depends on the wind speed, the wind direction and the wind duration.
Zapranis, Achilleas   +1 more
core   +1 more source

Machine Learning-Based Estimation of Tropical Cyclone Intensity from Advanced Technology Microwave Sounder Using a U-Net Algorithm

open access: yesRemote Sensing, 2023
A U-Net algorithm was used to retrieve surface pressure and wind speed over the ocean within tropical cyclones (TCs) and their neighboring areas using NOAA-20 Advanced Technology Microwave Sounder (ATMS) reprocessed Sensor Data Record (SDR) brightness ...
Zichao Liang   +4 more
doaj   +1 more source

Effect of Varying Wind Intensity, Forward Speed, and Surface Pressure on Storm Surges of Hurricane Rita

open access: yesJournal of Marine Science and Engineering, 2021
Hurricane storm surges are influenced by several factors, including wind intensity, surface pressure, forward speed, size, angle of approach, ocean bottom depth and slope, shape and geographical features of the coastline.
Abram Musinguzi, Muhammad K. Akbar
doaj   +1 more source

System-wide inertial response from fixed speed and variable speed wind turbines [PDF]

open access: yes, 2011
IEEE PES 2011 General Meeting, Detroit, Michigan, USA, July 24-28, 2011As wind penetration levels on power systems increase worldwide, the dynamic characteristics of these systems are changing due to the displacement of synchronous generation. One issue,
Lisa Ruttledge   +3 more
core   +1 more source

Modeling and control of a variable speed variable pitch angle prototype wind turbine [PDF]

open access: yes, 2013
This paper focuses on modeling, control and simulation of a 500 KW horizontal axis prototype wind turbine that is being developed in the context of the MILRES (National Wind Energy Systems) Project in Turkey. The prototype turbine is designed as variable
Evren, Sanem   +5 more
core   +2 more sources

Analysis of the influence of the wind speed profile on wind power production

open access: yesEnergy Reports, 2022
The characterization of wind speed and its variability at a site is important for wind resource assessment. The most readily available wind measurements are at 10 m above ground level.
C.A. Lopez-Villalobos   +3 more
doaj   +1 more source

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