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Analysis of floating-head heat exchanger bolts failure
(Timisoara, Romania, 2011)
As-received floating-head heat exchanger bolts were broken (BB) and deposite-coated. The aim was to estimate
a cause of their failure. The new bolts of the same material were used as a reference material (reference bolt ...
Investigation of intergranular corrosion welded joint of austenitic stainless steel by electrochemical methods
(SUDURA publising house, Rumunija, 2011)
Sensitization degree of the austenitic stainless steel welded joints was investigated by
electrochemical methods: the double loop electrochemical potentiokinetic reactivation (DL EPR) in H2SO4 +
KSCN solution and by of ...
PLASTIC DEFORMATION AND HEAT TREATMENT OF THIN WALLED CENTRIFUGALLY CAST HIGH STRENGTH CrMoNb STEEL TUBES
(TECHNICAL FACULTY IN BORUNIVERSITY OF BELGRADE and MINING AND METALLURGY INSTITUTE BOR, Srbija, 2011)
This work deals with effects of hot plastic deformation process and subsequent heat treatment on structure and mechanical properties of centrifugally cast (CC) high strength CrMoNb steel tubes. Plate samples, taken from ...
Mreža bežičnih senzora za merenje vibracija na građevinskim objektima
(Društvo Metrologa Srbije, 2011)
Nedestruktivno praćenje stanja građevinskih objekata se bazira na merenju vibracija objekata pri dinamičkim ispitivanjima ili u toku njihove eksploatacije. U ovu svrhu se sve više koriste mreže bežičnih senzora (WSN) koje ...
Structural and mechanical properties of different hard welded coatings for impact plate for ventilation mill
(SUDURA publising house, Rumunija, 2011)
Ventilation mill for grinding coal is one of the main steam
power plants in the system that makes a significant influence
on the level of energy efficiency with its work. Working
parts of the device during exploitation ...
Effect of soya milk on nutritive, antioxidative, reological and textural properties of chocolate produced in a ball mill / Uticaj sojinog mleka na nutritivna, antioksidativna, reološka i teksturalna svojstva čokolade proizvedene u kugličnom mlinu
(Association of Chemical Engineers of Serbia, 2011)
Chocolate is a complex rheological system in which non-fat cocoa particles and sugar particles are enveloped by crystal matrix of cocoa butter. Physical properties of chocolate depend on ingredient composition, method of ...
Waste reduction algorithm used as the case study of simulated bitumen production process
(Association of the Chemical Engineers of Serbia, 2011)
Algoritam za redukciju otpada (eng. waste reduction algorithm – WAR) jeste metodologija
koja se može koristiti za procenu potencijalnog uticaja tehnoloških procesa na životnu
sredinu. Analizom pojedinačnih stupnjeva ...
Numerical simulation of the plunge stage in friction stir welding alloys EN AW 2024 T 351 and EN AW 7049A T 652 / Numerička simulacija faze probijanja postupka zavarivanja trenjem mešanjem legura EN AW 2024 T 351 i EN AW 7049A T 652
(Univerzitet u Novom Sadu - Fakultet tehničkih nauka - Institut za proizvodno mašinstvo, Novi Sad, 2011)
This paper investigates the plunge stage using numerical modeling. Change of temperature and plunge force have been analyzed during the plunge stage of the FSW procedure for high hardness aluminum alloys EN AW 2024 T 351 ...
Solid state synthesis of extra phase-pure Li4Ti5O12 spinel
(Belgrade : International Institute for the Science of Sintering, 2011)
Extra phase-pure Li4Ti5O12 spinel with particle sizes less than 500 nm was synthesized by solid state reaction of mechanochemicaly activated mixture of nano anatase and Li2CO3 for a very short annealing time, 4 h at 800°C. ...
Assessment of Safety Valve Springs Failure
(Materials Research Society of Serbia, Srbija, 2011)
The aim was to investigate the cause of failure of as-received ultra-high strength steel springs,
which were deposite-coated. The qualitative analysis of surrounding environment was performed.
Springs were visually and ...