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Characteristics of a doubly-fed asynchronous generator applied in wind turbines
(Ekonomika Poljoprivrede, 2018-01)
A mathematical model of a doubly-fed asynchronous generator is defined in the paper, using
spatial vector theory, in relation to the reference axis associated with the stator. Expressions
for characteristic quantities ...
Economy management with a focus to the productivity
(Mining and Metallurgy Engineering Bor, 2018)
Knowing the essence of productivity and its importance for the economy of the company, but also for
the national economy is a prerequisite for successful management in these spheres, as well as the implementation of ...
Prediction of visitors' thermal comfort in open urban areas
(Zastita Materijala, 2018-01)
Thermal sensation of visitors could be important indicator for urban spaces based on physiological, psychological and behavioural conditions of the visitors. Therefore in this article thermal comfort ...
Ultrasound-assisted extraction of sunflower oil from the cake after sunflower seed pressing
(Journal of Agricultural Sciences, 2018)
The influence of ultrasound application on the extraction (UE) of the cake after sunflower seed pressing was studied. Three different solvents were used for extraction in the Soxhlet apparatus: n-hexane, petroleum ether ...