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Приказ резултата 1-10 од 1060
Analiza rasta prsline u zonama spoja frikciono zavarenog mešanjem korišćenjem proširene metode konačnih elemenata / Crack growth analysis in friction stir welded joint zones using extended finite element method
(Institut za ispitivanje materijala, Beograd, 2013)
U ovom radu je prikazana analiza rasta prsine u zonama zavarenog spoja izvedenog postupkom frikcionog zavarivanja mešanjem (FSW). Ploče od legure aluminijuma 2024-T351 su sučeono zavarene primenom postupka FSW. Ploče su ...
Modeliranje uticaja matrične poroznosti na elastične osobine poroznih biokompozita / Modeling of the matrix porosity influence on the elastic properties of particulate biocomposites
(Univerzitet u Beogradu - Mašinski fakultet, Beograd, 2012)
Porozni materijali se koriste za široki spektar inženjerskih struktura napravljenih na bazi keramike, poroznih legura sa memorijskim efektom, penastih struktura, termički zaštitnih filmova. U skorije vreme primena poroznih ...
Computation Method in Failure Analysis of Mechanically Fastened Joints at Layered Composites
(Assoc Mechanical Engineers Technicians Slovenia, Ljubljana, 2012)
This paper considers a computation method in failure analysis of layered composites containing pin-loaded holes. The investigation is focused on developing a reliable computation procedure to analyze initial failure load ...
Curenje posude za skladištenje CO2 od austenitnog čelika / Leakage of an austenitic steel CO2 storage tank
(Institut za ispitivanje materijala, Beograd, 2012)
Posle pojave vodenih kapi na spoljašnjem zidu otvora za reviziju posude za skladištenje ugljen dioksida, detaljnom inspekcijom je otkrivena mreža prslina na prirubnici revizionog otvora, blizu zavarenog spoja između ...
Dijagnostika stanja i ponašanja kotlovskih konstrukcija / Condition and behavior diagnostics of boiler constructions
(Univerzitet u Beogradu - Mašinski fakultet, Beograd, 2012)
U radu je prikazana metodologija dijagnostike stanja i ponašanja kotlovskih konstrukcija, koja je neophodna pri donošenju odluka o njihovom daljem radu. Definisan je algoritam koji ilustruje metode prikupljanja podataka ...
Numerical analysis of thermal stresses in welded joint made of steels x20 and x22
(Univerzitet u Beogradu - Institut za nuklearne nauke Vinča, Beograd, 2014)
Stress calculation of steam pipeline is presented, focused on the welded joint. Numerical calculation was peiformed using the finite element method to obtain stress distribution in the welded joint made while replacing the ...
Improving structure dynamic behaviour using a reanalysis procedures technique
(Univ Osijek, Tech Fac, Slavonski Brod, 2013)
The present paper deals with the problem of improving dynamic characteristics for a sub-structure of bucket wheel excavator. The procedure is concerned with the analysis of the distribution of potential and kinetic energy ...
Effects of operation temperature on thermal expansion and main parameters of radial ball bearings
(Univerzitet u Beogradu - Institut za nuklearne nauke Vinča, Beograd, 2015)
The research of influence of operation temperature on the thermal expansion and main parameters of radial ball bearings is presented in this paper. The main bearing parameters are identified in accordance with the increasing ...
determining the reliability function of the thermal power system in power plant "nikola tesla, block b1"
(Univerzitet u Beogradu - Institut za nuklearne nauke Vinča, Beograd, 2015)
Representation of probabilistic technique for evaluation of thermal power system reliability is the main subject of this paper. The system of thermal power plant under study consists of three subsystems and the reliability ...
Proračun lokalnih napona u ispupčenom dancu vertikalne posude pod pritiskom usled opterećenja osloncem -"suknjom" prema en 13445-3:2014 / Calculation of local loads in torispherical end of vertical vessel with skirt according to en 13445-3:2014
(Institut za ispitivanje materijala, Beograd, 2016)
Fundamental equations for determining local stresses in a convex lid of a vertical pressure vessel due to loading from the support are presented, according to standard EN 13445-3:2014. Težina prazne posude proračunava se ...