. . "RIV/49777513:23520/10:00503222" . . "Modelov\u00E1n\u00ED neutronov\u00FDch tok\u016F"@cs . "23520" . . . "Neutron flux modelling"@en . "This contribution describes the improvements of a computer code for neutronic calculations. The targetted area are nuclear reactor cores with hexagonal assembly lattices. The code, being developed at the author's workplace by a group of five people, is based on a nodal method and initially allowed for calculation of the fundamental neutron flux distribution and the associated critical eigenvalue in a two-dimensional, two-group diffusion approximation. Author's participation on the code development during his master's degree studies lead to its current form, where the code is amenable for efficient multi-group, three-dimensional, whole core calculations. Author's thesis is more focused on the possible implementation of a transport theory based model and on the description of a homogenization module, required for transforming the raw input data into a form readable by the nodal solver. Actual usage of the module both for homogenization purposes and for reference whole core calculatio"@en . . . "Hanu\u0161, Milan" . . "[3B8E4364A97C]" . . . . . "Modelov\u00E1n\u00ED neutronov\u00FDch tok\u016F" . "V p\u0159\u00EDsp\u011Bvku bude pops\u00E1no roz\u0161\u00ED\u0159en\u00ED k\u00F3du pro v\u00FDpo\u010Dty neutronov\u011B-fyzik\u00E1ln\u00EDch charakteristik aktivn\u00ED z\u00F3ny reaktor\u016F se \u0161estihrannou palivovou m\u0159\u00ED\u017E\u00ED. Program, vyv\u00EDjen\u00FD na autorov\u011B pracovi\u0161ti p\u011Bti\u010Dlenn\u00FDm t\u00FDmem, je zalo\u017Een na nod\u00E1ln\u00ED metod\u011B a zpo\u010D\u00E1tku dovoloval v\u00FDpo\u010Dty rozlo\u017Een\u00ED neutronov\u00E9ho toku a p\u0159\u00EDslu\u0161n\u00E9ho kritick\u00E9ho \u010D\u00EDsla v dvourozm\u011Brn\u00E9 dvougrupov\u00E9 dif\u00FAzn\u00ED aproximaci. B\u011Bhem in\u017Een\u00FDrsk\u00E9ho studia se autor pod\u00EDlel na jeho rozv\u00EDjen\u00ED do sou\u010Dasn\u00E9 podoby, v n\u00ED\u017E je schopen efektivn\u00EDch mnohagrupov\u00FDch v\u00FDpo\u010Dt\u016F cel\u00E9 t\u0159\u00EDrozm\u011Brn\u00E9 z\u00F3ny. Diplomov\u00E1 pr\u00E1ce autora je bl\u00ED\u017Ee zam\u011B\u0159ena na mo\u017Enosti implementace modelu zalo\u017Een\u00E9ho na transportn\u00ED teorii a na v\u00FDvoj homogeniza\u010Dn\u00EDho modulu, pot\u0159ebn\u00E9ho pro p\u0159evod vstupn\u00EDch dat od zadavatele projektu do form\u00E1tu vhodn\u00E9ho pro nod\u00E1ln\u00ED \u0159e\u0161i\u010D. Pou\u017Eit\u00ED modulu pro homogeniza\u010Dn\u00ED \u00FA\u010Dely i pro celoz\u00F3nov\u00FD v\u00FDpo\u010Det rychl\u00E9ho reaktoru KNK-II bude demonstrov\u00E1no v z\u00E1v\u011Bru p\u0159\u00EDsp\u011Bvku na v\u00FDsledc\u00EDch numerick\u00FDch experiment\u016F." . . . . . . "V p\u0159\u00EDsp\u011Bvku bude pops\u00E1no roz\u0161\u00ED\u0159en\u00ED k\u00F3du pro v\u00FDpo\u010Dty neutronov\u011B-fyzik\u00E1ln\u00EDch charakteristik aktivn\u00ED z\u00F3ny reaktor\u016F se \u0161estihrannou palivovou m\u0159\u00ED\u017E\u00ED. Program, vyv\u00EDjen\u00FD na autorov\u011B pracovi\u0161ti p\u011Bti\u010Dlenn\u00FDm t\u00FDmem, je zalo\u017Een na nod\u00E1ln\u00ED metod\u011B a zpo\u010D\u00E1tku dovoloval v\u00FDpo\u010Dty rozlo\u017Een\u00ED neutronov\u00E9ho toku a p\u0159\u00EDslu\u0161n\u00E9ho kritick\u00E9ho \u010D\u00EDsla v dvourozm\u011Brn\u00E9 dvougrupov\u00E9 dif\u00FAzn\u00ED aproximaci. B\u011Bhem in\u017Een\u00FDrsk\u00E9ho studia se autor pod\u00EDlel na jeho rozv\u00EDjen\u00ED do sou\u010Dasn\u00E9 podoby, v n\u00ED\u017E je schopen efektivn\u00EDch mnohagrupov\u00FDch v\u00FDpo\u010Dt\u016F cel\u00E9 t\u0159\u00EDrozm\u011Brn\u00E9 z\u00F3ny. Diplomov\u00E1 pr\u00E1ce autora je bl\u00ED\u017Ee zam\u011B\u0159ena na mo\u017Enosti implementace modelu zalo\u017Een\u00E9ho na transportn\u00ED teorii a na v\u00FDvoj homogeniza\u010Dn\u00EDho modulu, pot\u0159ebn\u00E9ho pro p\u0159evod vstupn\u00EDch dat od zadavatele projektu do form\u00E1tu vhodn\u00E9ho pro nod\u00E1ln\u00ED \u0159e\u0161i\u010D. Pou\u017Eit\u00ED modulu pro homogeniza\u010Dn\u00ED \u00FA\u010Dely i pro celoz\u00F3nov\u00FD v\u00FDpo\u010Det rychl\u00E9ho reaktoru KNK-II bude demonstrov\u00E1no v z\u00E1v\u011Bru p\u0159\u00EDsp\u011Bvku na v\u00FDsledc\u00EDch numerick\u00FDch experiment\u016F."@cs . "Modelov\u00E1n\u00ED neutronov\u00FDch tok\u016F" . "272044" . . . . "RIV/49777513:23520/10:00503222!RIV11-MSM-23520___" . "Neutron flux modelling"@en . "1"^^ . "Modelov\u00E1n\u00ED neutronov\u00FDch tok\u016F"@cs . . . . "neutronics; code; nodal; method; eigenvalue; eigenvector; neutron flux; multigroup; diffusion; approximation; homogenization; three-dimensional; hexagonal; geometry; whole-core"@en . "P(1M0545), S" . . "1"^^ . . . . .