"nanofibres, electrostatic spinning, PIV method, vizualization techniques"@en . "978-83-87982-08-9" . "Proces elektrostatick\u00E9ho zvl\u00E1k\u0148ov\u00E1n\u00ED z\u00E1vis\u00ED na t\u0159ech hlavn\u00EDch skupin\u00E1ch vlastnost\u00ED: vlastnosti roztoku, hlavn\u00ED prom\u011Bnn\u00E9 a parametry okol\u00ED. Hlavn\u00EDmi vlastnostmi roztoku je spolu s viskozitou, elasticitou a povrchov\u00FDm nap\u011Bt\u00EDm tak\u00E9 vodivost. Aby byl zah\u00E1jen proces elektrostatick\u00E9ho zvl\u00E1k\u0148ov\u00E1n\u00ED mus\u00ED roztok obsahovat dostate\u010Dn\u011B velk\u00FD n\u00E1boj, kter\u00FD je v\u011Bt\u0161\u00ED ne\u017E povrchov\u00E9 nap\u011Bt\u00ED roztoku. Obecn\u011B lze \u0159\u00EDci, \u017Ee vodivost polymern\u00EDch roztok\u016F velmi n\u00EDzk\u00E1, proto\u017Ee obsahuj\u00ED velmi m\u00E1lo voln\u00FDch iont\u016F, pokud v\u016Fbec n\u011Bjak\u00E9. Voln\u00E9 ionty jsou odpov\u011Bdn\u00E9 za elektrickou vodivost roztoku. \u010Cl\u00E1nek popisuje chov\u00E1n\u00ED trysky v elektrostatick\u00E9m poli o r\u016Fzn\u00E9m n\u00E1boji, r\u016Fzn\u00E9m stupni p\u0159\u00EDdavku l\u00E1tky zvy\u0161uj\u00EDc\u00ED vodivost a tak\u00E9 ukazuje nejv\u00FDhodn\u011Bj\u0161\u00ED stupe\u0148 tohoto p\u0159\u00EDdavku. Pro vizualizaci procesu je pou\u017Eit syst\u00E9m PIV."@cs . . "P(GD102/08/H081)" . . "403481" . "Lomza" . . . "Vliv vodivosti polymeru na pr\u016Fb\u011Bh trysky v elektrostatick\u00E9m poli \u2013 experiment\u00E1ln\u00ED m\u011B\u0159en\u00ED pomoc\u00ED metody PIV"@cs . "Neuveden" . "12th International Scientific Seminar on Developments in Machinery Design and Control" . . "Ja\u0161\u00EDkov\u00E1, Darina" . "Proces elektrostatick\u00E9ho zvl\u00E1k\u0148ov\u00E1n\u00ED z\u00E1vis\u00ED na t\u0159ech hlavn\u00EDch skupin\u00E1ch vlastnost\u00ED: vlastnosti roztoku, hlavn\u00ED prom\u011Bnn\u00E9 a parametry okol\u00ED. Hlavn\u00EDmi vlastnostmi roztoku je spolu s viskozitou, elasticitou a povrchov\u00FDm nap\u011Bt\u00EDm tak\u00E9 vodivost. Aby byl zah\u00E1jen proces elektrostatick\u00E9ho zvl\u00E1k\u0148ov\u00E1n\u00ED mus\u00ED roztok obsahovat dostate\u010Dn\u011B velk\u00FD n\u00E1boj, kter\u00FD je v\u011Bt\u0161\u00ED ne\u017E povrchov\u00E9 nap\u011Bt\u00ED roztoku. Obecn\u011B lze \u0159\u00EDci, \u017Ee vodivost polymern\u00EDch roztok\u016F velmi n\u00EDzk\u00E1, proto\u017Ee obsahuj\u00ED velmi m\u00E1lo voln\u00FDch iont\u016F, pokud v\u016Fbec n\u011Bjak\u00E9. Voln\u00E9 ionty jsou odpov\u011Bdn\u00E9 za elektrickou vodivost roztoku. \u010Cl\u00E1nek popisuje chov\u00E1n\u00ED trysky v elektrostatick\u00E9m poli o r\u016Fzn\u00E9m n\u00E1boji, r\u016Fzn\u00E9m stupni p\u0159\u00EDdavku l\u00E1tky zvy\u0161uj\u00EDc\u00ED vodivost a tak\u00E9 ukazuje nejv\u00FDhodn\u011Bj\u0161\u00ED stupe\u0148 tohoto p\u0159\u00EDdavku. Pro vizualizaci procesu je pou\u017Eit syst\u00E9m PIV." . "Vliv vodivosti polymeru na pr\u016Fb\u011Bh trysky v elektrostatick\u00E9m poli \u2013 experiment\u00E1ln\u00ED m\u011B\u0159en\u00ED pomoc\u00ED metody PIV"@cs . . "1"^^ . . "Influence of polymer conductivity on the jet process in electrostatic field \u2013 feasibility study using piv method"@en . "Vliv vodivosti polymeru na pr\u016Fb\u011Bh trysky v elektrostatick\u00E9m poli \u2013 experiment\u00E1ln\u00ED m\u011B\u0159en\u00ED pomoc\u00ED metody PIV" . "[88726A27F433]" . "RIV/46747885:24220/08:#0001028!RIV09-GA0-24220___" . . . . "2008-01-01+01:00"^^ . "1"^^ . . "Vliv vodivosti polymeru na pr\u016Fb\u011Bh trysky v elektrostatick\u00E9m poli \u2013 experiment\u00E1ln\u00ED m\u011B\u0159en\u00ED pomoc\u00ED metody PIV" . "Influence of polymer conductivity on the jet process in electrostatic field \u2013 feasibility study using piv method"@en . "RIV/46747885:24220/08:#0001028" . . "3"^^ . "The process of electrostatic spinning depends on three main groups of parameters: solution properties, governing variables and ambient parameters. The one of the solution properties, as well as viscosity, elasticity and surface tension is conductivity. For electrospinning process to be initiated, the solution must gain sufficient charges such that the repulsive forces within the solution are able to overcome the surface tension of the solution. Generally, the electric conductivity of the solvents is very low as they contain very few free ions, if any, which are responsible for the electric conductivity of solution. The paper describes the process behavior of liquid flow in electrostatic field under various high voltages, various degree of salt addition and also shows the most advantageous range of this addition. The PIV system is used for the visualization of the process."@en . . . "24220" . . . .