"Pou\u017Eit\u00ED metody mod\u00E1ln\u00ED synt\u00E9zy v kmit\u00E1n\u00ED rotuj\u00EDc\u00EDch olopatkovan\u00FDch disk\u016F"@cs . "23520" . "1-12" . . "Applied Mechanics 2007" . . "The paper deals with an usage of modal synthesis method in mathematical modelling of rotating bladed disk vibration. The model is formed by three-dimensional elastic disk and one-dimensional elastic blades connected together at the top with shrouding. By using finite element method there are limits to degree of freedom number, because the size of the forenamed model is too computational expensive for optimization and identification tasks. The presented approach is based on the modal analysis of bladed disk subsystems and then by using modal synthesis method we can create sufficient condensed bladed disk model which has significantly reduced degrees of freedom number. The different level of model condensation is applied to the modal analysis of the real rotating bladed disk."@en . "12"^^ . . "\u010Cl\u00E1nek se zab\u00FDv\u00E1 mo\u017Enost\u00ED vyu\u017Eit\u00ED metody mod\u00E1ln\u00ED synt\u00E9zy v matematick\u00E9m modelov\u00E1n\u00ED rotuj\u00EDc\u00EDch olopatkovan\u00FDch disk\u016F. Model je tvo\u0159en t\u0159\u00ED-dimenzion\u00E1ln\u00EDm elastick\u00FDm diskem a jedno-dimenzion\u00E1ln\u00EDmi elastick\u00FDmi lopatkami, na konci spojen\u00FDmi navz\u00E1jem band\u00E1\u017E\u00ED. P\u0159i pou\u017Eit\u00ED metody kone\u010Dn\u00FDch prvk\u016F se nar\u00E1\u017E\u00ED na omezen\u00ED po\u010Dtem stup\u0148\u016F volnosti, nebo\u0165 velikost jmenovan\u00E9ho syst\u00E9mu je p\u0159\u00EDli\u0161 v\u00FDpo\u010Detn\u011B n\u00E1ro\u010Dn\u00E1 pro optimaliza\u010Dn\u00ED a identifika\u010Dn\u00ED \u00FAlohy. Zde uveden\u00FD p\u0159\u00EDstup je zalo\u017Een na mod\u00E1ln\u00ED anal\u00FDze subsyst\u00E9m\u016F tvo\u0159\u00EDc\u00EDch olopatkovan\u00FD disk a na vyu\u017Eit\u00ED metody mod\u00E1ln\u00ED synt\u00E9zy. S jej\u00ED pomoc\u00ED m\u016F\u017Eeme vytvo\u0159"@cs . "Vysok\u00E1 \u0161kola b\u00E1\u0148sk\u00E1 - Technick\u00E1 univerzita Ostrava" . "2007-01-01+01:00"^^ . "RIV/49777513:23520/07:00000316!RIV08-MSM-23520___" . . "Usage of modal synthesis method in modelling of rotating bladed disk vibration" . . . "rotating bladed disk; finite element method; modal synthesis method; natural frequencies; mode shapes; condensation"@en . "Malenovice" . . . . "Usage of modal synthesis method in modelling of rotating bladed disk vibration"@en . "RIV/49777513:23520/07:00000316" . . . . "Kellner, Josef" . "456886" . "Usage of modal synthesis method in modelling of rotating bladed disk vibration" . . "978-80-248-1389-9" . "[141603172D43]" . "Zeman, Vladim\u00EDr" . . . . "Usage of modal synthesis method in modelling of rotating bladed disk vibration"@en . . "3"^^ . "Pou\u017Eit\u00ED metody mod\u00E1ln\u00ED synt\u00E9zy v kmit\u00E1n\u00ED rotuj\u00EDc\u00EDch olopatkovan\u00FDch disk\u016F"@cs . . "The paper deals with an usage of modal synthesis method in mathematical modelling of rotating bladed disk vibration. The model is formed by three-dimensional elastic disk and one-dimensional elastic blades connected together at the top with shrouding. By using finite element method there are limits to degree of freedom number, because the size of the forenamed model is too computational expensive for optimization and identification tasks. The presented approach is based on the modal analysis of bladed disk subsystems and then by using modal synthesis method we can create sufficient condensed bladed disk model which has significantly reduced degrees of freedom number. The different level of model condensation is applied to the modal analysis of the real rotating bladed disk." . "Ostrava" . "3"^^ . "\u0160a\u0161ek, Jakub" . . "Z(MSM4977751303)" . . .