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Приказ резултата 1-10 од 1608
Strategija održavanja zasnovana na riziku - primenljivost na cevovod / Applicability of risk-based maintenance strategy to a penstock
(Institut za ispitivanje materijala, Beograd, 2012)
Rizik od krtog loma cevovoda reverzibilne turbine je ocenjen u ranoj fazi projektovanja. Da bi se smanjili troškovi izgradnje cevovoda prihvaćen je jedan tunel. Zbog toga je za najopterećeniji segment cevovoda izabran HSLA ...
Failure analysis of the mobile elevating work platform
(Elsevier Ltd, 2015)
This paper presents an investigation of the accident which occurred during startup of the extending structure from the transport position. In order to clarify the causes of crack occurrence along almost the entire surface ...
Monitoring tribomehaničkog sistema preko sredstva za podmazivanje / Monitoring of tribomehanical systems through lubrication agents
(Nacionalno naučno društvo za poljoprivrednu tehniku, Novi Sad, 2016)
Monitoring stanja tribomehaničkih sistema ima veoma veliki značaj u razvoju teorije i prakse o trenju i habanju kao i teoriji podmazivanja. U savremenim tribomehaničkim sistemima se primenjuju različite fizičko hemijske i ...
Effect of Exploitation Conditions and Flaw Geometry on the Load Carrying Capacity of Casing Pipes for Oil Drilling Rigs
(Trans Tech Publications Ltd, Durnten-Zurich, 2014)
The subject of this work is examination of API J55 steel casing pipes manufactured by high frequency (HF) contact welding. Since the pipes were withdrawn after about 70 000 hours of service in an oil drilling rig, the ...
Distortion of the substructure of a 20-ft shipping container exposed to zinc hot-dip galvanizing
(Institute of Metals and Technology, 2013)
The main goal of this study was to build a model for a numerical simulation of hot-dip galvanizing of a 20-ft ISO shipping container. For that purpose, the basic transient thermo-mechanical problem of a steel structure ...
Analysis of optimal production program in metalworing industry
(Metalurgia International, 2012)
This paper investigates the effects of the manner of calculating the product cost price on forming the impact criteria in production program optimization in metal working companies by means of genetic algorithms. An algorithm ...
Numerical prediction of processes for clean and efficient combustion of pulverized coal in power plants
(Pergamon-Elsevier Science Ltd, Oxford, 2015)
Coal-fired power plant technologies should provide higher efficiency of energy conversion, reduction of pollutants emission, operation of facilities in a wide range of loads and efficient utilization of variable quality ...
Uporedna analiza proračuna mašinskih elemenata simuliranjem kombinovanog opterećenja i odvojenim simuliranjem komponentnih opterećenja - studija slučaja / Combined load simulation vs component loads simulation in machine design: A case study
(Univerzitet u Beogradu - Mašinski fakultet, Beograd, 2014)
Na sadašnjem nivou razvoja tehnologije, u stvarnim radnim uslovima, gotovo svi mašinski elementi su opterećeni kombinovanim opterećenjima. Cilj istraživanja prikazanog u ovom radu je ukazivanje na značaj proračuna nosivosti ...
Identifikacija faktora antropomera operatera kranova / Crane operators' anthropomeasures factors identification
(Institut za istraživanja i projektovanja u privredi, Beograd, 2014)
Cilj ovog rada je primena metode zasnovane na viševarijantnoj statističkoj tehnici u cilju određivanja kritičnih dimenzija kabine krana, sa maksimalnom ergonomskom prilagođenošću radi smeštaja što šireg opsega populacije ...
Microstructures and mechanical properties of creep resistant steel for application at elevated temperatures
(Elsevier Sci Ltd, Oxford, 2013)
The subject of this paper is the microstructural and mechanical characterisation of regions of the heat-affected zone (HAZ) in steels containing 9-12% Cr that are used for operation at elevated temperatures. Tests were ...