. . . . "0"^^ . . . "GV103/97/K003" . "http://www.isvav.cz/projectDetail.do?rowId=GV103/97/K003"^^ . . "1"^^ . . "1"^^ . "1. V\u00FDsledky komplexn\u00EDho grantov\u00E9ho projektu jsou vysoce p\u0159\u00EDnosn\u00E9 v \u0161irok\u00E9m spektru poznatk\u016F z oblasti teorie kvazik\u0159ehk\u00FDch materi\u00E1l\u016F a jejich poru\u0161ov\u00E1n\u00ED, pravd\u011Bpodobnostn\u00ED anal\u00FDzy fyzik\u00E1ln\u00EDch vlastnost\u00ED a degradace t\u011Bchto materi\u00E1l\u016F, vlivu velikosti, \u010Dasu"@cs . "P\u0159edkl\u00E1dan\u00FD projekt je pokra\u010Dov\u00E1n\u00EDm v\u00FDzkumu, do kter\u00E9ho byl navrhovatel zapojen v r\u00E1mci projektu CONT Komise Evropsk\u00E9 Unie. Projekt byl financov\u00E1n z programu PECO 93. Hlavn\u00EDm c\u00EDlem navrhovan\u00E9ho projektu je prohlouben\u00ED pozn\u00E1n\u00ED o chov\u00E1n\u00ED betonu v p\u0159\u00EDpad\u011B nadprojektov\u00FDch hav\u00E1ri\u00ED. Pozornost bude zam\u011B\u0159ena na formulaci materi\u00E1lov\u00FDch model\u016F, kter\u00E9 mohou b\u00FDt u\u017Eity pro simulaci (i) st\u00E1rnut\u00ED betonu, (ii) chov\u00E1n\u00ED betonu p\u0159i teplot\u00E1ch do 250 st. C, (iii) odezvy betonu na impaktn\u00ED zat\u00ED\u017Een\u00ED (vliv rychlosti deformace). D\u016Fraz je kladen na konstrukci kontejnmentu, jako\u017Eto na posledn\u00ED nez\u00E1vislou bari\u00E9ru schopnou efektivn\u011B pohltit st\u011Bpn\u00E9 produkty uvoln\u011Bn\u00E9 po eventu\u00E1ln\u00ED nadprojektov\u00E9 hav\u00E1rii. Nov\u00E9 poznatky budou z\u00EDsk\u00E1ny v oblasti pravd\u011Bpodobnostn\u00EDho odhadu degradace betonu, transportu vlhkosti a p\u00E1ry v betonu v z\u00E1vislosti na teplot\u011B a velikosti mechanick\u00E9ho nam\u00E1h\u00E1n\u00ED a vlivu rychlosti deformace na chov\u00E1n\u00ED \u017Eelezobetonov\u00FDch konstrukc\u00ED. Odvozen\u00E9 materi\u00E1lov\u00E9 modely budou implementov\u00E1ny do vlastn\u00EDho" . "2003-11-28+01:00"^^ . "Materi\u00E1lov\u00E9 modely betonu pro posouzen\u00ED nadprojektov\u00FDch hav\u00E1ri\u00ED jadern\u00FDch elektr\u00E1ren" . . "The submitted project continues the research in which the proposer have been participating in the framework of CONT Project of the Commission of European Union. The project has been financed from the resources of PECO 93 Program. The main objective of thproposed project is improvement of knowledge about the concrete behavior in case of severe accidents. Attention will he focused on formulation of material models which can be used for simulation of (i) ageing of concrete, (ii) behavior of concrete at higtemperatures up to 250\u00B0C, (iii) response of concrete to impact load (influence of strain rate). Emphasis will he focused on containment structure as it, is the last, independent barrier capable effectively absorbe radioactive products released after eventual accident. New knowledge will he obtained in the area of probabilistic assessment, of concrete degradation, mass and heat transfer in dependence on temperature and mechanical loading and influence of strain rate effects on behavior of reinforced"@en . . . "Material models for concrete for the assessment of severe accidents in NPPs"@en . . "Neuvedeno."@en . "98"^^ . . . "98"^^ . . . .