Results 41 to 50 of about 97 (93)
Modelling the carbonated concrete realkalization
The presented model of carbonated concrete realkalization is compiled on the basis of the multi‐component medium theory equations. The process equations have been obtained from an analysis of the partial equations of mass, electric charge, momentum ...
Mariusz Jaśniok, Adam Zybura
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Seawater has a significant impact on hydrotechnical concrete structures in the Port of Klaipeda. This factor must be properly examined and evaluated designing reinforced concrete structures exploited in seawater.
Ramunė Lebedeva +2 more
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Abundance of metal masts and towers, their aging require to pay attention to corrosion phenomena and their afterâ€affects. Special attention should be paid to the changes of structural elements strength and strain (induced by the environment ...
Valerijus Keras +2 more
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Accelerated carbonation depth test in an atmosphere of 98% CO2
The action of atmospheric carbon dioxide is one of the agents which substantially reduce the durability of concrete structures. Th is so called carbonation is one of the corrosive processes influencing properties of mature concrete.
Michal Stehlík
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The Role of Epikarst in the Morphogenesis of the Karstic Forms, Especially Hollow Forms in Greece
Vloga epikrasa pri nastanku podtalnih škrapelj in kraških depresij, je različna. Prevotljene škraplje in podtalne škraplje tipa »kluftkarren« so prekrite s kraško prstjo in kažejo na delovanje vode.
Kyriaki Papadopoulou-Vrynioti
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KOROZIJA POCINČANIH CIJEVI IZLOŽENIH VODI
Vruće pocinčane zavarene ( šavne ) cijevi od ugljičnog čelika koriste se u razvodnim mrežama za potrošnu slatku vodu tj.za hladnu pitku vodu te za hladnu i toplu sanitarnu vodu. Pritom, na cinku nastaju slojevi korozijskih produkata ( npr.bazičnog Zn-karbonata ) koji štite i cink i čelik od daljnje korozije.
Esih, Ivan +3 more
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U radu su prikazani rezultati ispitivanja atmosferskih plazma-sprej prevlaka APS-NiCr/Al. Kompozitni prah NiCr/Al koji se sastoji od NiCr čestica obloženih finim česticama Al u procesu depozicije omogućuje egzotermnu reakciju. Reakcija ovih metala dovodi
Mihailo R. Mrdak
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Phototropic microorganisms in thermal mats had not attracted enough attention in Serbia in the past. The research presented in this paper is the first to address biofilms at selected occurrences of mineral water in Serbia (Bogatić, Metković and Belotić ...
Vladimir Šaraba +5 more
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Speleogenesis is the development of well-organized cave systems by fluids moving through fissures of a soluble rock. Epigenic caves induced by biogenic CO2 soil production are dominant, whereas hypogenic caves resulting from uprising deep flow not ...
Philippe Audra, Arthur N. Palmer
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Napetosna korozija turbinskih diskova
Suvremeni razvoj energetike karakterizira gradnja parnih turbina velikih snaga. Većina rotora niskih tlakova takovih turbina je koncipirana s navučenim diskovima. Rotori s takovim diskovima koji rade u području granične krivulje vodene pare imaju u eksploataciji problema zbog napetosne korozije.
Staniša, Branko, Pomenić, Loreta
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