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Carbon dioxide as the replacement for synthetic refrigerants in mobile air conditioning
(Univerzitet u Beogradu - Institut za nuklearne nauke Vinča, Beograd, 2008)
Based on Kyoto Protocol and the decisions of European Commission R134a refrigerant, currently, dominant , used in mobile air conditioning systems, needs to be phased-out. At present automotive,e industry, looks at carbon ...
Izrada šavnih cevi od čelika povišene čvrstoće i ispitivanje pokazatelja kvaliteta / Fabrication of high strength seam welded steel tubes and quality indicator testing
(Institut za ispitivanje materijala, Beograd, 2008)
Izbor čelika, dimenzija i načina proizvodnje šavnih cevi je deo procesa konstruisanja, jer je u uskoj vezi sa funkcijom cevi kao konstrukcijske celine u određenim uslovima eksploatacije za predviđeni vek trajanja. Kvalitet ...
Ponašanje pri zamoru i lomu zavarenih spojeva čelika NIOMOL 490K / Fracture and fatigue behavior of NIOMOL 490K welded joint
(Institut za ispitivanje materijala, Beograd, 2008)
Cilj rada je ispitivanje epruveta radi analize ponašanja prslina u zavarenim spojevima posuda pod pritiskom izrađenim od mikrolegiranog čelika, primenom parametara mehanike loma. Čelik NIOMOL 490K je namenjen za izradu ...
Thermohydraulic experimental design for the European Helium-Cooled-Pebble-Bed Test Blanket Module
(Elsevier Science Sa, Lausanne, 2008)
The peculiarities of the coolant flow in Helium-Cooled-Pebble-Bed Test Blanket Module (TBM) are (i) very intensive heating of the first wall from the plasma side and (ii) very complicated geometry of How domain consisting ...
Analiza naponsko-deformacionog stanja i rekonstrukcija korenog dela čeličnog dimnjaka / Stress and strain analysis and reconstruction of root section of steel chimney
(Institut za istraživanja i projektovanja u privredi, Beograd, 2008)
U radu je opisana metodologija sanacije korenog dela dimnjaka pomoćne kotlarnice u Termoelektrani "Nikola Tesla B". Prikazana je metodologija sanacije od definisanja zadatka sanacije, odnosno utvrđivanja delova konstrukcije ...
Informacijski sistem pasoš zavarivača / Welders passport information system
(DUZS - Društvo za unapređivanje zavarivanja u Srbiji, Beograd, 2008)
Projekt EUREKA E!2774 'Pasoš zavarivača' je uključio veći broj institucija iz više zemalja Evrope. U pitanju je kompjuterski informacijski sistem koji omogućava praćenje rada zavarivača od početka njegove obuke preko ...
Procena integriteta feritno-austenitnih zavarenih spojeva / Structural integrity assessment of ferrite-austenitic welded joints
(Univerzitet u Beogradu - Mašinski fakultet, Beograd, 2008)
Ovaj rad prikazuje uticaj prslina na integritet heterogenih feritno-austenitnih zavarenih spojeva primenom osnovnih principa mehanike loma. Sile rasta prsline su određene numerički primenom Kingove metode, dok je otpornost ...
Study of the simulated heat affected zone of creep resistant 9-12% advanced chromium steel
(Taylor & Francis Inc, Philadelphia, 2008)
Global warming leads to research-development attempts worldwide with a view to reduce CO2 emission. Therefore, in the energy supply sector, a special focus has been directed to further development of steels that can endure ...
Transition temperature and fracture mode of as-castand austempered ductile iron
(Wiley, Hoboken, 2008)
The ductile to brittle transition temperature is a very important criterion that is used for selection of materials in some applications, especially in low-temperature conditions. For that reason, in this paper transition ...
Modelling of ductile fracture initiation in strength mismatched welded joint
(Pergamon-Elsevier Science Ltd, Oxford, 2008)
In this paper, the effect of strength mismatch and width of the welded joints oil the stress-strain distribution in the crack tip region has been discussed. The single-edge notched bend (SENB) specimens (precrack length ...