Modelarea concentrațiilor de particule în suspensie pe platforma de monitorizare a calității aerului eALERT-TRACOM utilizând metoda 4DEnVar [Articol]

dc.contributor.authorSprincean, Veaceslavro
dc.contributor.authorPaladi, Adrianro
dc.contributor.authorLeu, Alexeiro
dc.contributor.authorPaladi, Florentinro
dc.date.accessioned2026-02-12T08:32:57Z
dc.date.issued2025
dc.description.abstractWe illustrate the methodology and robustness of the four-dimensional ensemble-variational (4DEnVar) data assimilation technique. Spatial comparison is provided to evaluate how the assimilation process adjusts the model state toward a true distribution; that is, such spatial comparison is presented between the true PM2.5 concentration values, the background state, and the analysis obtained from the 4DEnVar-like data assimilation experiment. Also, the Pearson correlation quantifies how similarly the particulate matter (PM) concentrations vary over the period of 3-28 February 2025, while diurnal averages of PM1, PM2.5, and PM10 profiles reveal typical daily patterns in particle concentrations, characterized by higher concentrations especially during morning hours and lower levels in the latter afternoon, which can be mainly attributed to traffic-related emissions.en
dc.description.sponsorshipAutorii menționează proiectul de cercetare PHYSTECH cu cifrul 011210 (subprogram) finanțat de către Ministerul Educației și Cercetării și contribuția lui Pavel Bîzgu, PRIDE SYSTEM, la prelucrarea datelor de monitorizare.ro
dc.identifier.citationSPRINCEAN, Veaceslav; Adrian PALADI; Alexei LEU și Florentin PALADI. Modelarea concentrațiilor de particule în suspensie pe platforma de monitorizare a calității aerului eALERT-TRACOM utilizând metoda 4DEnVar. In: Tehnologii fizice avansate cu aplicarea UVS în monitorizarea şi modelarea factorilor de mediu (TehFizUVS)=Advanced Physical Technologies with UVS Application in Monitoring and Modeling of Environmental Factors (TehFizUVS): conferinţă ştiinţifico-practică, ediția a 6-a, Chișinău, 14 noiembrie 2025. Chișinău: Editura USM, 2025, pp. 105-111. ISBN 978-9975-62-978-2(PDF). Disponibil: https://doi.org/10.59295/tehfizuvs25.14ro
dc.identifier.isbn978-9975-62-978-2(PDF)
dc.identifier.urihttps://msuir.usm.md/handle/123456789/20166
dc.identifier.urihttps://doi.org/10.59295/tehfizuvs25.14
dc.language.isoro
dc.publisherEditura USM
dc.subjectenvironmental applicationsen
dc.subject4DEnVar data assimilationen
dc.subjectpearson correlationen
dc.subjectdiurnal variation of particulate matter concentrationsen
dc.titleModelarea concentrațiilor de particule în suspensie pe platforma de monitorizare a calității aerului eALERT-TRACOM utilizând metoda 4DEnVar [Articol]ro
dc.title.alternativeModeling particulate matter concentrations on the eALERT-TRACOM air quality monitoring platform using 4DEnVar methoden
dc.typeArticle

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