. . "Studium hluku ventil\u00E1tor\u016F po\u010D\u00EDta\u010De pomoc\u00ED MKP" . . "S" . "computer, modelling, fan, noise, FEM"@en . "Vypo\u010D\u00EDtan\u00E9 hodnoty hluku nazna\u010Dily pro ob\u011B sledovan\u00E9 frekvence f1=300 Hz a f2=1000 Hz pom\u011Brn\u011B v\u00FDraznou citlivost na polohu um\u00EDst\u011Bn\u00ED a sm\u011Br osy v\u011Btr\u00E1ku uvnit\u0159 po\u010D\u00EDta\u010De. V\u00FDrazn\u00E9 sn\u00ED\u017Een\u00ED hluku pak bylo v\u00FDpo\u010Dtem zji\u0161t\u011Bno jen pro vysokou frekvenci 1 kHz s t\u00EDm, \u017Ee poloha optim\u00E1ln\u00EDho um\u00EDst\u011Bn\u00ED absorp\u010Dn\u00ED vrstvy se s frekvenc\u00ED m\u011Bn\u00ED. Podobn\u00E9 z\u00E1v\u011Bry vypl\u00FDvaj\u00ED i z experiment\u00E1ln\u00EDch m\u011B\u0159en\u00ED bez pou\u017Eit\u00ED filtr\u016F. V\u00FDsledky m\u011B\u0159en\u00ED p\u0159itom prok\u00E1zaly v\u00FDrazn\u011B vy\u0161\u0161\u00ED hladiny hluku p\u0159i um\u00EDst\u011Bn\u00ED osy v\u011Btr\u00E1ku ve sm\u011Bru k v\u011Btrac\u00EDmu otvoru. V p\u0159\u00EDpad\u011B pou\u017Eit\u00ED filtru A jsou ji\u017E hodnoty hladin ekvivalentn\u00EDho hluku pro r\u016Fzn\u00E9 polohy v\u011Btr\u00E1ku a r\u016Fzn\u00E9 polohy absorp\u010Dn\u00EDch vrstev na \u00FArovni m\u011B\u0159ic\u00EDch chyb. P\u0159esto nazna\u010Den\u00FD postup tj. sou\u010Dinnost matematick\u00E9ho modelov\u00E1n\u00ED a akustick\u00FDch m\u011B\u0159en\u00ED nazna\u010Duje mo\u017Enosti k \u0159e\u0161en\u00ED \u00FAlohy optim\u00E1ln\u00ED lokalizace zdroj\u016F hluku a optim\u00E1ln\u00ED lokalizace absorp\u010Dn\u00EDch vrstev v po\u010D\u00EDta\u010D\u00EDch. Pro tento \u00FA\u010Del b"@cs . "RIV/00216305:26210/10:PU88038!RIV11-MSM-26210___" . "Vypo\u010D\u00EDtan\u00E9 hodnoty hluku nazna\u010Dily pro ob\u011B sledovan\u00E9 frekvence f1=300 Hz a f2=1000 Hz pom\u011Brn\u011B v\u00FDraznou citlivost na polohu um\u00EDst\u011Bn\u00ED a sm\u011Br osy v\u011Btr\u00E1ku uvnit\u0159 po\u010D\u00EDta\u010De. V\u00FDrazn\u00E9 sn\u00ED\u017Een\u00ED hluku pak bylo v\u00FDpo\u010Dtem zji\u0161t\u011Bno jen pro vysokou frekvenci 1 kHz s t\u00EDm, \u017Ee poloha optim\u00E1ln\u00EDho um\u00EDst\u011Bn\u00ED absorp\u010Dn\u00ED vrstvy se s frekvenc\u00ED m\u011Bn\u00ED. Podobn\u00E9 z\u00E1v\u011Bry vypl\u00FDvaj\u00ED i z experiment\u00E1ln\u00EDch m\u011B\u0159en\u00ED bez pou\u017Eit\u00ED filtr\u016F. V\u00FDsledky m\u011B\u0159en\u00ED p\u0159itom prok\u00E1zaly v\u00FDrazn\u011B vy\u0161\u0161\u00ED hladiny hluku p\u0159i um\u00EDst\u011Bn\u00ED osy v\u011Btr\u00E1ku ve sm\u011Bru k v\u011Btrac\u00EDmu otvoru. V p\u0159\u00EDpad\u011B pou\u017Eit\u00ED filtru A jsou ji\u017E hodnoty hladin ekvivalentn\u00EDho hluku pro r\u016Fzn\u00E9 polohy v\u011Btr\u00E1ku a r\u016Fzn\u00E9 polohy absorp\u010Dn\u00EDch vrstev na \u00FArovni m\u011B\u0159ic\u00EDch chyb. P\u0159esto nazna\u010Den\u00FD postup tj. sou\u010Dinnost matematick\u00E9ho modelov\u00E1n\u00ED a akustick\u00FDch m\u011B\u0159en\u00ED nazna\u010Duje mo\u017Enosti k \u0159e\u0161en\u00ED \u00FAlohy optim\u00E1ln\u00ED lokalizace zdroj\u016F hluku a optim\u00E1ln\u00ED lokalizace absorp\u010Dn\u00EDch vrstev v po\u010D\u00EDta\u010D\u00EDch. Pro tento \u00FA\u010Del b" . . "Studium hluku ventil\u00E1tor\u016F po\u010D\u00EDta\u010De pomoc\u00ED MKP"@cs . "290660" . "[FC2AFDAE5B4A]" . . "Ne\u0161et\u0159il, \u010Cen\u011Bk" . "2"^^ . . . "2"^^ . . . "Studium hluku ventil\u00E1tor\u016F po\u010D\u00EDta\u010De pomoc\u00ED MKP" . "Noise control of computer fan-application of FME modelling"@en . "26210" . . . "RIV/00216305:26210/10:PU88038" . . . "Noise control of computer fan-application of FME modelling"@en . "Pellant, Karel" . . "A controlled theoretical (system Ansys) and experimental study of the noise emission from computer is presented. The efficiency of possible noise control arrangement (application of absorptive surfaces, optimal computer fan positioning is discussed."@en . . . "Studium hluku ventil\u00E1tor\u016F po\u010D\u00EDta\u010De pomoc\u00ED MKP"@cs . .