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Приказ резултата 71-80 од 91
Prospects of wind energy sector development in Serbia with relevant regulatory framework overview
(Pergamon-Elsevier Science Ltd, Oxford, 2012)
The growth of the renewable energy sector in the world in the first decade of the twenty-first century was rapid. Wind energy sector was one of the fastest growing renewable energy technologies. In this paper, authors have ...
Stabilizacija karakteristika gasnih odvodnika prenapona primenom jonizujućeg zračenja / Stabilization of gas-filled surge arrester's characteristics by use of ionizing radiation
(Univerzitet u Beogradu - Institut za nuklearne nauke Vinča, Beograd, 2012)
U radu se razmatra stabilizacija električnog pražnjenja u gasovima primenom spoljašnjeg jonizujućeg zračenja. Razmatrano je pražnjenje modela gasnog odvodnika prenapona u pasivnom i aktivnom radnom režimu. Korišćen je ...
Metodologija izbora glavnog pogona za humanu centrifugu / Methodology of the main drive selection for a human centrifuge
(Univerzitet u Beogradu - Mašinski fakultet, Beograd, 2012)
U ovom radu je iznet je problem izbora glavnog pogona za humanu centrifugu, počev od anvelope leta koju je potrebno simulirati. Osnovni cilj je da se naglasi složenost izbora pogona, jer je u pitanju motor velike snage. ...
Failure analysis of hydraulic turbine shaft
(Pergamon-Elsevier Science Ltd, Oxford, 2012)
This paper describes the analysis of major failure of 28 MW horizontal hydro turbine shaft. The analysis of load carrying capacity of critical radius and fractography analysis are presented. Special emphasize is on ...
Višeciljna fazi optimizacija veličine i položaja piezoelektričnih aktuatora i senzora / Multi-objective fuzzy optimization of sizing and location of piezoelectric actuators and sensors
(Univerzitet u Beogradu - Mašinski fakultet, Beograd, 2012)
Ovaj rad predstavlja višeciljnu fazi optimizaciju veličine i položaja piezoelektričnih aktuatora i senzora na tankozidu kompozitnu gredu za aktivno upravljanje vibracija koristeći stepen upravljivosti (DC) kontrolisanih ...
Theoretical and experimental estimation of the working life of machine parts hard faced with austenite-manganese electrodes
(Institute of Metals and Technology, 2012)
We have investigated the possibility of repairing damaged machine parts by hard facing with austenite-manganese steel electrodes. The subject is a Fe-C-Mn alloy with a microstructure of soft austenite which, after cold ...
Manufacturing costs of shell and tube heat exchangers with helical tube coils
(International Conference on Manufacturing Engineering and Management ICMEM 2012, 2012)
The paper deals with the manufacturing costs for shell and tube heat exchangers with parallel helical tube coils. The most common correlations for estimating prices of shell and tube heat exchangers found in open literature ...
Mehrkanalflachrohr für Wärmeübertrager
(Bundesrepublik Deutschland - Deutsches Patent und Markenamt, 2012)
Die Erfindung betrifft ein Mehrkanalflachrohr für Wärmeübertrager, welches insbesondere zum Einsatz in Kälteanlagen und Wärmepumpen mit Hochdruckkältemitteln zur Anwendung kommt. Mehrkanalflachrohre und diese enthaltende ...
BIM, MEP and Sustainability Evaluation
(Novi Sad : Faculty of Technical Sciences, 2012)
Sustainable design and its premise of eliminating negative environmental impact of built environment require information-rich design application with ability to iterate and analyze faster than traditionally. Software ...
Kriterijumi za dimenzionisanje separacionog prostora kod isparivača sa potopljenim cevnim snopom
(Beograd : SMEITS, 2012)
Postoji više kriterijuma za dimenzionisanje separacionog prostora kod isparivača sa potopljenim cevnim snopom. Ovi kriterijumi su navedeni i komentarisani u radu. Dat je i numerički primer koji ilustruje upotrebu ovih kriterijuma