An unconventional adaptation of a classical Gaussian plume dispersion scheme for the fast assessment of external irradiation from a radioactive cloud

P Pecha, E Pechova - atmospheric environment, 2014 - Elsevier
This article focuses on derivation of an effective algorithm for the fast estimation of
cloudshine doses/dose rates induced by a large mixture of radionuclides discharged into the …

Inverse modelling for real-time estimation of radiological consequences in the early stage of an accidental radioactivity release

P Pecha, V Šmídl - Journal of Environmental Radioactivity, 2016 - Elsevier
A stepwise sequential assimilation algorithm is proposed based on an optimisation
approach for recursive parameter estimation and tracking of radioactive plume propagation …

[PDF][PDF] Construction of observational operator for cloudshine dose from radioactive cloud drifting over the terrain

P Pecha, R Hofman - Proc. of 14th International Conference on …, 2011 - library.utia.cas.cz
We are presenting a specific method for real-time calculation of cloudshine dose used for
purposes of online assimilation of model predictions with observations from terrain. Model …

Calculations of external irradiation from radioactive plume in the early stage of a nuclear accident

P Pecha, R Hofman - International Journal of Environment …, 2012 - inderscienceonline.com
A mathematical method for real-time calculations of cloudshine doses/dose rates used for
purposes of online assimilation of model predictions with observations incoming from terrain …

[PDF][PDF] Development of web-based environment for atmospheric dispersion modeling

R Hofman, P Pecha - International Topical Meeting on Probabilistic …, 2013 - asim.utia.cas.cz
The paper presents a new web interface to the atmospheric dispersion model HARP
(HAzardous Radioactivity Propagation) which is a segmented Gaussian plume model …

[图书][B] Prediction for the Change of the Concentration of Radioactive Gas Using Particle Filtering Method

Y Jiang - 2017 - search.proquest.com
Nuclear disaster always happens accompanied with the release of nuclear power, which
may lead to catastrophe to the environment and human's life. Due to the strong radiation of …

Vývoj databázového IS a návrh jeho integrace do systému podpory krizového řízení

L Tůma - 2012 - is.ambis.cz
Anotace Práce se zabývá vývojem webové aplikace v jazyce Python s využitím platformy
Google App Engine (GAE). Hlavní cíl práce je návrh a implementace databázového …

[PDF][PDF] Institute of Information Theory and Automation, Dpt. of Adaptive Systems, Czech Academy of Sciences, 182 08 Prague, Pod vodarenskou vezi 4, Czech …

P Pecha, R Hofman - harmo.org
We are presenting a specific method for real-time calculation of cloudshine dose used for
purposes of online assimilation of model predictions with observations from terrain. Model …

[PDF][PDF] Deterministické jádro HAVAR-DET systému HARP

E Pechová, R Hofman - asim.utia.cas.cz
Anotace V předkládané zprávě je popisován kód s akronymem HAVAR-DET, který je totoţný
s deterministickým jádrem systému HARP (HAzardous Radioactivity Propagation) vyvíjeným …

[PDF][PDF] Nesting of Data Assimilation Cycles into the Recursive Model Predictions

P Pecha, P Kuča - library.utia.cas.cz
The paper addresses the important problem of model errors impact on attempts for realistic
modelling of pollution propagation in the atmosphere. The mathematical model always …