Results 41 to 50 of about 1,891,488 (186)

An Analytical Model of Two‐Dimensional Mesoscale Circulation and Associated Properties Across Squall Lines

open access: yesAGU Advances, 2022
Mesoscale convective systems (MCS) contribute about half of the world's precipitation and create flash flooding as well as other extreme weather events. Despite steady progress in research of these systems in the last several decades, better theoretical ...
Minghua Zhang
doaj   +1 more source

Cold‐pool formation in a narrow valley [PDF]

open access: yesQuarterly Journal of the Royal Meteorological Society, 2013
AbstractA numerical model simulation of the formation of a cold pool within a narrow valley during a clear calm night is presented. The results are compared with measurements made during the COLd air Pooling EXperiment (COLPEX). It is demonstrated that the model provides a realistic simulation of the observed cold pool.
S. B. Vosper   +6 more
openaire   +4 more sources

Fine-Resolution WRF Simulation of Stably Stratified Flows in Shallow Pre-Alpine Valleys: A Case Study of the KASCADE-2017 Campaign

open access: yesAtmosphere, 2021
In an overall approach aiming at the development and qualification of various tools designed to diagnose and/or forecast the flows at the local scale in complex terrain, we qualified a numerical model based on the WRF platform and operated in a two-way ...
Michiel de Bode   +3 more
doaj   +1 more source

Cold‐pool‐driven convective initiation: using causal graph analysis to determine what convection‐permitting models are missing

open access: yesQuarterly Journal of the Royal Meteorological Society, 2020
Cold‐pool‐driven convective initiation is investigated in high‐resolution, convection‐permitting simulations with a focus on the diurnal cycle and organization of convection and the sensitivity to grid size.
Mirjam Hirt   +4 more
semanticscholar   +1 more source

Simulation of Mesoscale Convection Process into Sea Based on Downscaling Method

open access: yes应用气象学报, 2022
Two processes of mesoscale convection moving eastward into the Bohai Bay on 12 May and 13 Jul in 2018, which are weakened process and enhanced process respectively, are simulated and analyzed by using the ocean-atmosphere-wave coupling model and dynamic ...
Hu Tiantian   +4 more
doaj   +1 more source

Enjoying the outdoor pool in a cold climate [PDF]

open access: yesGeothermal Energy, 2017
Background: The article explores the significance of abundant geothermal resources Icelanders enjoy, the comfort of inexpensively heated homes and easily accessible year-round public spaces where young and old can gather irrespective of social standing, age and bodily condition. Result: In recent decades, the outdoor public swimming pool has become the
Jónsson, Örn Daníel   +1 more
openaire   +3 more sources

Analysis of Controlled Driving and Spreading Behavior of Molten Pool in Cold Metal Transfer

open access: yesEnergies, 2022
The controlled short-circuit transfer is used to control the heat input of the molten pool and the base metal in the cold metal transfer welding process, including droplet formation, droplet transfer and molten pool flow.
An Zhang   +4 more
doaj   +1 more source

Mechanisms for convection triggering by cold pools [PDF]

open access: yesGeophysical Research Letters, 2015
AbstractCold pools are fundamental ingredients of deep convection. They contribute to organizing the subcloud layer and are considered key elements in triggering convective cells. It was long known that this could happenmechanically, through lifting by the cold pools' fronts.
Torri, Giuseppe   +2 more
openaire   +4 more sources

Common Marginal Cold Pools

open access: yesJournal of Applied Meteorology and Climatology, 2015
AbstractThis study examines marginal cold pools forming in a shallow valley. “Marginal” refers to cold pools that are generally weak and intermittent. Nineteen stations were instrumented with sonic anemometers and accurate slow-response temperature measurements. The vertical structure of the cold pool is determined from a 20-m tower on the valley floor
L. Mahrt, Robert Heald
openaire   +1 more source

Cold pool train dynamics and transport

open access: yes, 2023
Convectively generated cold air outflows, referred to as cold pools, can initiate new convection and loft aerosols, such as dust or pollen. In the BioAerosols and Convective Storms Phase I (BACS-I) field campaign, we observed multiple cold pools passing over the same location on the same day, without colliding, which we refer to as a "cold pool train".
Neumaier, Christine Allison, author   +4 more
openaire   +2 more sources

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