Приказано за аутора "Veljković, Vlada"
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Comparison of Box-Behnken, Face Central Composite and Full Factorial Designs in Optimization of Hempseed Oil Extraction by n-Hexane: a Case Study
Stamenković, Olivera; Kostić, Milan; Radosavljević, Dragana; Veljković, Vlada (PERIODICA POLYTECHNICA CHEMICAL ENGINEERING, 2018-01)Statistical multivariate methods like Box-Behnken, face central composite and full factorial designs (BBD, FCCD and FFD, respectively) in combination with the response surface methodology (RSM) were compared when applied ... -
Influence of common juniper berries pretreatment on the essential oil yield, chemical composition and extraction kinetics of classical and microwave-assisted hydrodistillation
Marković, Miljana; Radosavljević, Dragana; Pavićević, Vladimir; Ristić, Mihailo; Milojević, Svetomir; Bošković Vragolović, Nevenka; Veljković, Vlada (Industrial Crops and Products, 2018-10)The present paper dealt with the influence of the common juniper berries pretreatment on the yield, chemical composition and extraction kinetics of juniper essential oil (JEO) obtained by classical (HD) and microwave-assisted ... -
Optimization and kinetic modeling of waste lard methanolysis in a continuous reciprocating plate reactor
Miladinović, Marija; Stojković, Ivan; Veličković, Ana; Stamenković, Olivera; Banković Ilić, Ivana; Veljković, Vlada (Chinese Journal of Chemical Engineering, 2019-10)Continuous biodiesel production from a waste pig-roasting lard, methanol and KOH was carried out in a reciprocating plate reactor (RPR) using a factorial design containing three process factors, namely methanol/lard molar ...