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1.
Low temperature impact toughness of the main gas pipeline steel after long-term degradation
P. O. Maruščak, Irina Danyliuk, R.T. Biščak, Tomaž Vuherer, 2014, original scientific article

Abstract: The correlation of microstructure, temperature and Charpy V-notch impact properties of a steel 17G1S pipeline steel was investigated in this study. Within the concept of physical mesomechanics, the dynamic failure of specimens is represented as a successive process of the loss of shear stability, which takes place at different structural/scale levels of the material. Characteristic stages are analyzed for various modes of failure, moreover, typical levels of loading and oscillation periods, etc. are determined. Relations between low temperature derived through this test, microstructures and Charpy (V-notch) toughness test results are also discussed in this paper.
Keywords: impact toughness, fracture, damage, gas pipeline, steel, degradation
Published in DKUM: 03.04.2017; Views: 1497; Downloads: 445
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ZAVAROVANJE IN IZTERJAVA TERJATEV V NLB D.D. LJUBLJANA
Francka Biščak Mlakar, 2009, undergraduate thesis

Abstract: Banke pri svojem poslovanju večinoma razpolagajo z denarjem svojih komitentov, na drugi strani pa ta denar posojajo kreditojemalcem. Pri tem se banka sooča z različnimi tveganji, ki se med seboj prepletajo in so medsebojno povezana. Prav zato se pri svojem poslovanju ne odloča o tem ali bo tveganje sprejela ali ne, temveč o tem, v kolikšnem obsegu se mu bo izpostavila. Prav iz tega razloga banke aktivno prevzemajo in upravljajo s tveganji, saj jim to zagotavlja prihodek in obstoj. Spremljanje kreditnega tveganja in zagotavljanje kapitalske ustreznosti ne zadoščata več za učinkovito in varno poslovanje bank. Pri tem se moramo zavedati, da ima banka, ki aktivno upravlja s tveganji, precejšnjo konkurenčno prednost in s tem možnost ustvarjanja zahtevanih donosov. Tako je upravljanje s kreditnim tveganjem bistvenega pomena za uspešnost vsake finančne institucije, upravljanje s tveganji pa najpomembnejša bančna dejavnost, ki mora biti vgrajena v globalno politiko banke.
Keywords: ključne besede banka, tveganja, likvidnost, kreditno tveganje, obrestno tveganje, valutno tveganje, operativno tveganje, kreditna sposobnost, boniteta, vrsta zavarovanja, slabe naložbe, izterjava.
Published in DKUM: 19.06.2009; Views: 5651; Downloads: 760
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