"RIV/61388955:_____/07:00092882!RIV08-MSM-61388955" . . . "6"^^ . "84-87985-12-2" . "Kl\u00EDma, Ji\u0159\u00ED" . . "43.55/1/;43.55/5/" . "Urban, Ji\u0159\u00ED" . . "Official publication of the 19th International Congress on Acoustic" . "450492" . "Frias-Ferrer, A." . . . "Small scale preparative electrolysis in sonoelectrochemical cell optimized with the help of simulation of ultrasonic intensity distribution" . "Small scale preparative electrolysis in sonoelectrochemical cell optimized with the help of simulation of ultrasonic intensity distribution"@en . "S\u00E1ez, V." . . "Madrid" . "Ludv\u00EDk, Ji\u0159\u00ED" . . "Numerick\u00E9 v\u00FDpo\u010Dty rozlo\u017Een\u00ED hustoty ultrazvukov\u00E9 energie umo\u017Enily naj\u00EDt geometrii sono-reaktoru, ve kter\u00E9m intenzita ultrazvuku dosahuje maxima ve velk\u00E9 vzd\u00E1lenosti od povrchu zdroje ultrazvuku (hornu). Teoretick\u00E9 vypo\u010Dten\u00E9 maximum je v\u00EDce ne\u017E 1000x vy\u0161\u0161\u00ED ne\u017E v\u00FDchoz\u00ED intenzita na povrchu hornu [10]. Teoretick\u00E1 p\u0159edpov\u011B\u010F byla experiment\u00E1ln\u011B potvrzena. P\u0159i v\u00FDvoji sonoreaktoru v\u0161ak bylo zji\u0161t\u011Bno, \u017Ee i velmi mal\u00E1 odchylka od optim\u00E1ln\u00ED geometrie \u010Di p\u0159\u00EDtomnost jin\u00E9ho materi\u00E1lu v reaktoru siln\u011B naru\u0161uje %22resonanci%22 a sni\u017Euje maxim\u00E1ln\u00ED hodnotu intenzity ultrazvuku. P\u0159esto se poda\u0159ilo naj\u00EDt uspo\u0159\u00E1d\u00E1n\u00ED (volbou materi\u00E1lu, velikosti a tvaru cely a elektrod) se vno\u0159enou elektrochemickou celou, p\u0159i kter\u00E9m intenzita ultrazvuku v okol\u00ED pracovn\u00ED elektrody s velkou reservou p\u0159esahuje hodnotu kavita\u010Dn\u00EDho prahu i v p\u0159\u00EDpad\u011B, \u017Ee bud\u00EDc\u00ED energie dod\u00E1van\u00E1 hornem je pouh\u00FDch 10 W. Objem elektrolyz\u00E9ru je asi 100 ml a povrch platinov\u00E9 pracovn\u00ED elektrody je kolem 150 mm2."@cs . . . . . "electrochemistry; electrolysis; ultrasonic intensity distribution"@en . "Preparativn\u00ED elektrol\u00FDza v sonoelektrochemick\u00E9m \u010Dl\u00E1nku optimizov\u00E1na s pomoc\u00ED simulace intenzivn\u00ED ultrazvukov\u00E9 distribuce"@cs . "A numerical computation of ultrasonic energy density distribution supported finding of sonoreactor geometry, in which the ultrasonic intensity peaks in a long distance from the horn with the theoretical maximum more than 1000x higher than is the initial intensity at the horn surface [10]. The theoretical prediction has been experimentally proved. However, when developing a sono-electrolyser, it has been found, that a small change from optimised geometry and/or the presence of other material inside the reactor strongly disturbs the %22resonance%22 and decreases the maximal intensity of ultrasound. Though that, an arrangement has been found (by choice of material, size and shape of cell and electrodes) with an immersed electrochemical cell, where the ultrasonic intensity in the vicinity of the working electrode is safely higher than cavitation threshold even with the excitation ultrasonic energy at the horn as slow as 10 W."@en . "RIV/61388955:_____/07:00092882" . "Sociedad Espanola de Ac\u00FAstica" . . "Preparativn\u00ED elektrol\u00FDza v sonoelektrochemick\u00E9m \u010Dl\u00E1nku optimizov\u00E1na s pomoc\u00ED simulace intenzivn\u00ED ultrazvukov\u00E9 distribuce"@cs . "3"^^ . "A numerical computation of ultrasonic energy density distribution supported finding of sonoreactor geometry, in which the ultrasonic intensity peaks in a long distance from the horn with the theoretical maximum more than 1000x higher than is the initial intensity at the horn surface [10]. The theoretical prediction has been experimentally proved. However, when developing a sono-electrolyser, it has been found, that a small change from optimised geometry and/or the presence of other material inside the reactor strongly disturbs the %22resonance%22 and decreases the maximal intensity of ultrasound. Though that, an arrangement has been found (by choice of material, size and shape of cell and electrodes) with an immersed electrochemical cell, where the ultrasonic intensity in the vicinity of the working electrode is safely higher than cavitation threshold even with the excitation ultrasonic energy at the horn as slow as 10 W." . . "Gonz\u00E1lez-Garcia, J." . "P(1P05OC074), Z(AV0Z40400503)" . "Small scale preparative electrolysis in sonoelectrochemical cell optimized with the help of simulation of ultrasonic intensity distribution" . . . . "Small scale preparative electrolysis in sonoelectrochemical cell optimized with the help of simulation of ultrasonic intensity distribution"@en . "[80EF087C3DC8]" . "5"^^ . . .