. "Gabriel, Du\u0161an" . . "12"^^ . . . . . "P\u0159ehled metod pro lok\u00E1ln\u00ED vyhled\u00E1v\u00E1n\u00ED kontaktu" . "2009-11-26+01:00"^^ . "P(GA101/07/1471), P(GA101/09/1630), Z(AV0Z20760514)" . . "Review of methods for local contact search"@en . . "Review of methods for local contact search"@en . . "Lok\u00E1ln\u00ED vyhled\u00E1v\u00E1n\u00ED kontaktu je procedura kontaktn\u00EDho algoritmu slou\u017E\u00EDc\u00ED k v\u00FDpo\u010Dtu vektoru penetrace mezi tzv. master a slave segmenty kontaktn\u00EDch ploch. Existuje n\u011Bkolik technik jak toho doc\u00EDlit. V t\u00E9to pr\u00E1ci je zm\u00EDn\u011Bn\u00FD probl\u00E9m \u0159e\u0161en minimalizac\u00ED funkce vzd\u00E1lenosti mezi master segmentem a integra\u010Dn\u00EDm bodem slave segmentu. Pro kvadratick\u00E9 isoparametrick\u00E9 prvky tato formulace vede na soustavu dvou neline\u00E1rn\u00EDch rovnic. K jejich \u0159e\u0161en\u00ED bylo pou\u017Eito n\u011Bkolik metod (Newtonova-Raphsonova metoda, metoda projekce nejmen\u0161\u00EDch \u010Dtverc\u016F, metoda nejv\u011Bt\u0161\u00EDho sp\u00E1du, Broydenova metoda, BFGS metoda, DFP metoda a simplexov\u00E1 metoda), jejich\u017E efektivita je v z\u00E1v\u011Bru porovn\u00E1na." . "335597" . "Vysok\u00E9 u\u010Den\u00ED technick\u00E9 v Brn\u011B" . . "978-80-214-3996-2" . "3"^^ . . . "3"^^ . "[075D61E5F6AB]" . "Lok\u00E1ln\u00ED vyhled\u00E1v\u00E1n\u00ED kontaktu je procedura kontaktn\u00EDho algoritmu slou\u017E\u00EDc\u00ED k v\u00FDpo\u010Dtu vektoru penetrace mezi tzv. master a slave segmenty kontaktn\u00EDch ploch. Existuje n\u011Bkolik technik jak toho doc\u00EDlit. V t\u00E9to pr\u00E1ci je zm\u00EDn\u011Bn\u00FD probl\u00E9m \u0159e\u0161en minimalizac\u00ED funkce vzd\u00E1lenosti mezi master segmentem a integra\u010Dn\u00EDm bodem slave segmentu. Pro kvadratick\u00E9 isoparametrick\u00E9 prvky tato formulace vede na soustavu dvou neline\u00E1rn\u00EDch rovnic. K jejich \u0159e\u0161en\u00ED bylo pou\u017Eito n\u011Bkolik metod (Newtonova-Raphsonova metoda, metoda projekce nejmen\u0161\u00EDch \u010Dtverc\u016F, metoda nejv\u011Bt\u0161\u00EDho sp\u00E1du, Broydenova metoda, BFGS metoda, DFP metoda a simplexov\u00E1 metoda), jejich\u017E efektivita je v z\u00E1v\u011Bru porovn\u00E1na."@cs . . "P\u0159ehled metod pro lok\u00E1ln\u00ED vyhled\u00E1v\u00E1n\u00ED kontaktu"@cs . . "P\u0159ehled metod pro lok\u00E1ln\u00ED vyhled\u00E1v\u00E1n\u00ED kontaktu"@cs . . . "P\u0159ehled metod pro lok\u00E1ln\u00ED vyhled\u00E1v\u00E1n\u00ED kontaktu" . "RIV/61388998:_____/09:00333296!RIV10-AV0-61388998" . "RIV/61388998:_____/09:00333296" . . "V\u00FDpo\u010Dty konstrukc\u00ED metodou kone\u010Dn\u00FDch prvk\u016F 2009" . "Kopa\u010Dka, J\u00E1n" . . "Brno" . "The local contact search is a numerical procedure of a contact algorithm which is used for computing of a penetration vector between so-called master and slave segments of contact surfaces. There are several approaches. In this paper the minimum distance problem between the master segment and the integration point of the slave segment is used. For quadrilateral elements this approach leads to the system of two nonlinear equations. For its solution several methods was tested (Newton-Raphson method, least square projection, method of steepest descent, Broyden's method, BFGS method, DFP method and simplex method) and efficiency was compared."@en . "contact algorithm; normal vector; optimization methods"@en . . . "Brno" . "Ple\u0161ek, Ji\u0159\u00ED" . .