Results 11 to 20 of about 923 (148)

Mechanisms of Projected Changes in Thunderstorm Downburst Environments Across the United States

open access: yesGeophysical Research Letters
Responses of downdraft convective available potential energy (DCAPE) to global warming were investigated using the Community Earth System Model (CESM2) under a high‐emission scenario through the year 2100.
Ian N. Williams, Gwendolyn N. Fieweger
doaj   +3 more sources

Transient Thunderstorm Downbursts and Their Effects on Wind Turbines [PDF]

open access: yesEnergies, 2014
The International Electrotechnical Commission (IEC) Standard 61400-1 for the design of wind turbines does not explicitly address site-specific conditions associated with anomalous atmospheric events or conditions.
Hieu H. Nguyen, Lance Manuel
doaj   +2 more sources

Thunderstorm Downbursts and Wind Loading of Structures: Progress and Prospect [PDF]

open access: yesFrontiers in Built Environment, 2020
In 1961, Davenport published a paper, considered by most to be a critical work in the study of wind engineering, in which meteorology, micrometeorology, climatology, aerodynamics, and structural dynamics were embedded in a homogeneous framework of the ...
Giovanni Solari
doaj   +3 more sources

Full‐scale measurements of thunderstorm outflows in the Northern Mediterranean

open access: yesGeoscience Data Journal
Downbursts are severe wind systems originating from thunderstorm clouds, and their strong horizontal outflows can pose serious hazards to natural and built environments.
F. Canepa, M. P. Repetto, M. Burlando
doaj   +2 more sources

On Wind Turbine Loads During Thunderstorm Downbursts in Contrasting Atmospheric Stability Regimes [PDF]

open access: yesEnergies, 2019
Severe winds produced by thunderstorm downbursts pose a serious risk to the structural integrity of wind turbines. However, guidelines for wind turbine design (such as the International Electrotechnical Commission Standard, IEC 61400-1) do not describe ...
Nan-You Lu   +3 more
doaj   +4 more sources

Design Spectra for Evaluating the Dynamic Response of Buildings Under Thunderstorm Downbursts

open access: yesBuildings
This paper presents a spectral method to determine the effect of thunderstorm downbursts on structures. The method integrates the dynamic response of single oscillators subject to input accelerations induced by wind, based on classical earthquake ...
Jing Song   +2 more
doaj   +2 more sources

Investigation of Atmospheric Conditions Associated with a Storm Surge in the South-West of Iran

open access: yesAtmosphere, 2021
Severe thunderstorms are often accompanied by strong vertical air currents, temporary wind gusts, and heavy rainfall. The development of this atmospheric phenomenon over tropical shallow water zones, such as bays, can lead to intensification of ...
Esmaeil Abbasi   +6 more
doaj   +1 more source

The Hazardous Convective Storm Monitoring of Phased-array Antenna Radar at Daxing International Airport of Beijing

open access: yes应用气象学报, 2022
The C-band phased-array antenna Doppler weather radar (C-PAR) with advanced working parameters can effectively monitor the hazardous aviation weather such as convective storm.
Zhang Xi   +6 more
doaj   +1 more source

Downburst-producing thunderstorms in southern Germany: Radar analysis and predictability [PDF]

open access: yesAtmospheric Research, 2009
Three days with downburst-producing thunderstorms during the VERTIKATOR intensive observation period in June and July 2002 are studied by means of the C-band polarisation diversity radar POLDIRAD and its network of three bistatic receivers. We present the first wind vector fields from a downburst measured by such a bistatic network.
Dotzek, Nikolai, Friedrich, Katja
openaire   +5 more sources

Investigation of the Weather Conditions During the Collapse of the Morandi Bridge in Genoa on 14 August 2018 Using Field Observations and WRF Model

open access: yesAtmosphere, 2020
On 14 August 2018, Morandi Bridge in Genoa, Italy, collapsed to the ground that was 40 m below. This tragedy killed 43 people. Preliminary investigations indicated poor design, questionable building practices, and insufficient maintenance—or a ...
Massimiliano Burlando   +4 more
doaj   +1 more source

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