"Defektoskopie 2013 NDE for Safety" . . "Detekc\u00ED zdroj\u016F spojit\u00E9 akustick\u00E9 emise (AE) v materi\u00E1lov\u00FDch objektech lze p\u0159edej\u00EDt potenci\u00E1ln\u00EDm havarijn\u00EDm stav\u016Fm, jako jsou nap\u0159. \u00FAniky m\u00E9di\u00ED z tlakov\u00FDch n\u00E1dob, potrubn\u00EDch rozvod\u016F apod. Dosavadn\u00ED zp\u016Fsoby lokalizace zdroj\u016F spojit\u00E9 AE vych\u00E1zej\u00EDc\u00ED z \u00FAtlumov\u00FDch charakteristik elastick\u00FDch vln maj\u00ED jist\u00E1 aplika\u010Dn\u00ED omezen\u00ED. Tyto nedostatky lze \u0159e\u0161it zaveden\u00EDm tzv. polohov\u00FDch profil\u016F, pomoc\u00ED nich\u017E doch\u00E1z\u00ED k p\u0159eveden\u00ED \u00FAtlumov\u00E9 z\u00E1vislosti amplitud vln AE na vzd\u00E1lenosti od zdroje na z\u00E1vislost polohov\u00FDch profil\u016F na efektivn\u00EDch hodnot\u00E1ch (RMS) sn\u00EDman\u00FDch nap\u011B\u0165ov\u00FDch sign\u00E1l\u016F spojit\u00E9 AE. Vlastn\u00ED lokalizace re\u00E1ln\u00E9ho zdroje AE se prov\u00E1d\u00ED porovn\u00E1n\u00EDm polohov\u00FDch profil\u016F odpov\u00EDdaj\u00EDc\u00EDch modelov\u00FDm virtu\u00E1ln\u00EDm zdroj\u016Fm s polohov\u00FDm profilem vypo\u010Dten\u00FDm pro re\u00E1ln\u00FD zdroj, p\u0159i\u010Dem\u017E lze aplikovat optimaliza\u010Dn\u00ED porovn\u00E1vac\u00ED metody, nebo neuronov\u00E9 s\u00EDt\u011B. V p\u0159\u00EDsp\u011Bvku je uvedeno podrobn\u00E9 odvozen\u00ED a popis nov\u00E9 metody, kter\u00E1 je p\u0159edm\u011Btem patentov\u00E9ho \u0159\u00EDzen\u00ED. Kl\u00ED\u010Dov\u00E1 slova: Spojit\u00E1 akustick\u00E1 emise, polohov\u00FD profil, lokalizace zdroj\u016F AE."@cs . "978-80-214-4799-8" . "Sladk\u00FD, Petr" . . "Vyu\u017Eit\u00ED polohov\u00FDch profil\u016F pro lokalizaci zdroj\u016F spojit\u00E9 akustick\u00E9 emise" . . . "I" . "8"^^ . "Utilising of position profiles for location of continuous acoustic emission sources"@en . . . . "2013-11-05+01:00"^^ . . "Brno" . "[539045E6B8E8]" . "Vyu\u017Eit\u00ED polohov\u00FDch profil\u016F pro lokalizaci zdroj\u016F spojit\u00E9 akustick\u00E9 emise"@cs . . "Vyu\u017Eit\u00ED polohov\u00FDch profil\u016F pro lokalizaci zdroj\u016F spojit\u00E9 akustick\u00E9 emise"@cs . "Utilising of position profiles for location of continuous acoustic emission sources"@en . . "Vyu\u017Eit\u00ED polohov\u00FDch profil\u016F pro lokalizaci zdroj\u016F spojit\u00E9 akustick\u00E9 emise" . "continuous acoustic emission; position profile; AE source location"@en . "By detecting of continuous acoustic emission (AE) sources it is possible to precede potential emergencies as e.g. leaks of the media from pressure vessels, pipelines etc. Present location methods using attenuation characteristics of elastic waves have certain application restrictions. These disadvantages can be solved by introduction of so called position profiles. In this way, the attenuation dependencies of AE wave amplitude and the distance from emission source are converted to the dependencies between position profiles and Root Mean Square (RMS) of captured voltage signals of continuous AE. Proper location of real AE source is done by comparing of position profiles corresponding to model virtual sources with the position profile computed for a real source, while it is possible to apply optimization comparative methods or artificial neural networks. The paper presents detailed derivation and description of the new method, which is a subject of patent pending."@en . "Chlada, Milan" . . "116145" . . "3"^^ . "Olomouc" . . "Vysok\u00E9 u\u010Den\u00ED technick\u00E9 v Brn\u011B. Fakulta strojn\u00EDho in\u017Een\u00FDrstv\u00ED" . "RIV/61388998:_____/13:00399245" . . "RIV/61388998:_____/13:00399245!RIV14-AV0-61388998" . . . . "Detekc\u00ED zdroj\u016F spojit\u00E9 akustick\u00E9 emise (AE) v materi\u00E1lov\u00FDch objektech lze p\u0159edej\u00EDt potenci\u00E1ln\u00EDm havarijn\u00EDm stav\u016Fm, jako jsou nap\u0159. \u00FAniky m\u00E9di\u00ED z tlakov\u00FDch n\u00E1dob, potrubn\u00EDch rozvod\u016F apod. Dosavadn\u00ED zp\u016Fsoby lokalizace zdroj\u016F spojit\u00E9 AE vych\u00E1zej\u00EDc\u00ED z \u00FAtlumov\u00FDch charakteristik elastick\u00FDch vln maj\u00ED jist\u00E1 aplika\u010Dn\u00ED omezen\u00ED. Tyto nedostatky lze \u0159e\u0161it zaveden\u00EDm tzv. polohov\u00FDch profil\u016F, pomoc\u00ED nich\u017E doch\u00E1z\u00ED k p\u0159eveden\u00ED \u00FAtlumov\u00E9 z\u00E1vislosti amplitud vln AE na vzd\u00E1lenosti od zdroje na z\u00E1vislost polohov\u00FDch profil\u016F na efektivn\u00EDch hodnot\u00E1ch (RMS) sn\u00EDman\u00FDch nap\u011B\u0165ov\u00FDch sign\u00E1l\u016F spojit\u00E9 AE. Vlastn\u00ED lokalizace re\u00E1ln\u00E9ho zdroje AE se prov\u00E1d\u00ED porovn\u00E1n\u00EDm polohov\u00FDch profil\u016F odpov\u00EDdaj\u00EDc\u00EDch modelov\u00FDm virtu\u00E1ln\u00EDm zdroj\u016Fm s polohov\u00FDm profilem vypo\u010Dten\u00FDm pro re\u00E1ln\u00FD zdroj, p\u0159i\u010Dem\u017E lze aplikovat optimaliza\u010Dn\u00ED porovn\u00E1vac\u00ED metody, nebo neuronov\u00E9 s\u00EDt\u011B. V p\u0159\u00EDsp\u011Bvku je uvedeno podrobn\u00E9 odvozen\u00ED a popis nov\u00E9 metody, kter\u00E1 je p\u0159edm\u011Btem patentov\u00E9ho \u0159\u00EDzen\u00ED. Kl\u00ED\u010Dov\u00E1 slova: Spojit\u00E1 akustick\u00E1 emise, polohov\u00FD profil, lokalizace zdroj\u016F AE." . "P\u0159evorovsk\u00FD, Zden\u011Bk" . "3"^^ . .