نتایج جستجو برای: mpfa method

تعداد نتایج: 1630096  

Journal: :Journal of Petroleum Exploration and Production Technology 2021

Abstract Fault modeling has become an integral element of reservoir simulation for structurally complex reservoirs. Modeling faults in general major implications the grid. In turn, grid quality control is very important order to attain accurate results. We investigate dynamic effects using stair-step (SSG) and corner-point (CPG) approaches fault from perspective performance forecasting. have pe...

2010
Léo Agélas Robert Eymard Raphaele Herbin LÉO AGELAS ROBERT EYMARD

We propose a cell-centred symmetric scheme which combines the advantages of MPFA (multi point flux approximation) schemes such as the L or the O scheme and of hybrid schemes: it may be used on general non conforming meshes, it yields a 9-point stencil on two-dimensional quadrangular meshes, it takes into account the heterogeneous diffusion matrix, and it is coercive and convergent. The scheme r...

Journal: :Computer Methods in Applied Mechanics and Engineering 2021

Grid generation for reservoir simulation, must honour classical key geological features and multilateral wells. The to be honoured are classified into two groups; (1) involving layers, faults, pinchouts fractures, (2) well distributions. In the former, control-volume boundary aligned grids (BAGs) required, while in latter, control-point (defined as centroid of control-volume) (WAGs) required. D...

Journal: :Folia histochemica et cytobiologica 2013
Alexander Lutsyk Natalya Ambarova Volodymyr Antonyuk

A panel of ten lectins with different carbohydrate specificities, including three original lectin preparations (MPFA, LABA, and LVA), was used for the investigation of rat kidney glycoconjugate remodeling during postnatal morphogenesis, and the findings were compared with the impairments seen in streptozotocin-induced diabetic nephropathy. Postnatal morphogenesis was accompanied by the accumula...

Journal: :The Journal of neuroscience : the official journal of the Society for Neuroscience 2005
Peter B Sargent Chiara Saviane Thomas A Nielsen David A DiGregorio R Angus Silver

The amplitude and shape of EPSC waveforms are thought to be important determinants of information processing and storage in the brain, yet relatively little is known about the origins of EPSC variability or how it affects synaptic signaling. We investigated the stochastic determinants of AMPA receptor-mediated EPSC variability at cerebellar mossy fiber-granule cell (MF-GC) connections by combin...

2011
Liliane De Swert Jasmine Leus Marc Raes Dominique Bullens

Methods MPFA was defined as primary allergy simultaneously occurring to at least 3 unrelated foods. Allergy to a specific food was considered proven based on at least one of the following: a clear cut clinical history; elimination and reintroduction; a specific IgE level or skin prick test size ≥ the 95% positive predictive value (defined for cow’s milk, egg, peanut, wheat, potato); a positive ...

Journal: :The Journal of Engineering and Exact Sciences 2023

No presente trabalho, buscamos apresentar uma discretização robusta e acurada, baseada no método dos volumes finitos, da equação de pressão em reservatórios petróleo com meios altamente heterogêneos anisotrópicos, adotando malhas poligonais distorcidas. Esta metodologia é um aproximação fluxo por múltiplos pontos estêncil quase local (MPFA-QL). Este tipo abordagem ocorre através decomposição co...

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