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Description
| - The proposed project is focused on the study of variable amplitude loading and above all overloading on the fatigue resistance of advanced materials, fiber-metal laminates, finding applications in the transport, especially in the aircraft industry. Untilnow, mostly fatigue behaviour at constant amplitude loading of these materials, designed for skin fuselage of new transport aircraft, has been studied. The actual fatigue life is, however, substantially affected by the overloading or by variable amplitudloading. The aim of this project is to obtain basic knowledge on the initial stages of the fatigue damage, i.e. the stage of fatigue crack initiation and early growth under variable amplitude loading and overloading. Computer controlled servohydraulic testing system allows to simulate the service loading on the specimens, designed in agreement with the proposed application in aircraft industry. Optical methods will be adopted to follow cycles. The results of this study will contribute to enhancement o (en)
- Navrhovaně projekt je zamŘýen na studium vlivu promŘnněch amplitud cyklick‚ho zatˇ§enˇ a pýedevçˇm vlivu pýetاov nˇ na Łnavovou odolnost progresivnˇch materi l…, vl kno-kovověch lamin t…, pou§ˇvaněch v dopravŘ, zejm‚na letectvˇ. Dosavadnˇ poznatky se těkajˇ Łnavov‚ odolnosti tŘchto materi l…, urźeněch pro potah trupu modernˇch dopravnˇch letoun…, pýi nam h nˇ s konstantnˇ amplitudou zatاov nˇ. Skuteźn §ivotnost je vçak podstatnŘ ovlivnŘna obźasněm pýetاov nˇm, popý. zatاov nˇm s promŘnnou amplitudou. Cˇlem projektu je zˇskat podklady o poź teźnˇch st diˇch Łnavov‚ho poçkozenˇ, tj. stadiu iniciace trhlin a jejich poź teźnˇho r…stu pýi zatاov nˇ promŘnnou amplitudou a pýi periodick‚m pýetاov nˇ. Servohydraulickě zkuçebnˇ stroj ýˇzeně poźˇtaźem umo§nˇ simulovat provoznˇ zatˇ§enˇ na tŘlesech voleněch s ohledem na aplikaci v letectvˇ. Optickěmi metodami bude sledov na iniciace a poź teźnˇ r…st Łnavověch trhlin a zˇskan‚ věsledky budou kvantifikov ny v z vislosti na poźtu cykl… a
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Title
| - Effect of cyclic loading with variable stress amplitude on fatigue behaviour of fibre-metal laminates (en)
- Vliv cyklick‚ho nam h nˇ s promŘnlivou amplitudou zatˇ§enˇ na Łnavov‚ chov nˇ vl kno-kovověch lamin t…
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skos:notation
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http://linked.open...avai/cep/aktivita
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http://linked.open...kovaStatniPodpora
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http://linked.open...ep/celkoveNaklady
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http://linked.open...datumDodatniDoRIV
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http://linked.open...i/cep/druhSouteze
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http://linked.open...ep/duvernostUdaju
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http://linked.open.../cep/fazeProjektu
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http://linked.open...ai/cep/hlavniObor
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http://linked.open...hodnoceniProjektu
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http://linked.open.../cep/klicovaSlova
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http://linked.open...ep/partnetrHlavni
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http://linked.open...inujicichPrijemcu
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http://linked.open...cep/pocetPrijemcu
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http://linked.open...ocetSpoluPrijemcu
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http://linked.open.../pocetVysledkuRIV
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http://linked.open...enychVysledkuVRIV
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http://linked.open...iciPoslednihoRoku
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http://linked.open...atUdajeProjZameru
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http://linked.open.../vavai/cep/soutez
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http://linked.open...usZobrazovaneFaze
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http://linked.open...ai/cep/typPojektu
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http://linked.open.../cep/vedlejsiObor
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http://linked.open...jektu+dodavatelem
| - Projekt byl ukonźen k 31.12.2002, a to z d…vodu dlouhodob‚ho zahraniźnˇho pobytu, kterě ýeçitelka zˇskala na Waterford Institute of Technology v Irsku. Projekt byl ýeçen pouze 4 mŘsˇce. Dˇlźˇ cˇle vytyźen‚ pro toto obdobˇ ýeçenˇ byly splnŘny bez věhrad. (cs)
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