"COMPARATION AND OPTIMALIZATION OF DISCOVERING ELASTICITY MODULE OF CONCRET"@en . "978-80-214-3337-3" . "Hlav\u00E1\u010D, Zbyn\u011Bk" . . "Vysok\u00E9 u\u010Den\u00ED technick\u00E9 v Brn\u011B. Fakulta stavebn\u00ED" . "5"^^ . . "Srovn\u00E1n\u00ED a optimalizace zji\u0161\u0165ov\u00E1n\u00ED modulu pru\u017Enosti betonu" . . . . . "Srovn\u00E1n\u00ED a optimalizace zji\u0161\u0165ov\u00E1n\u00ED modulu pru\u017Enosti betonu"@cs . "[A2DC19A1B1C9]" . . . . . . . "2007-01-24+01:00"^^ . "Srovn\u00E1n\u00ED a optimalizace zji\u0161\u0165ov\u00E1n\u00ED modulu pru\u017Enosti betonu"@cs . "1"^^ . "Sborn\u00EDk, Juniorstav 2007" . "Ji\u017E d\u00E1vno je dok\u00E1zan\u00E9, \u017Ee lze m\u011Bnit moduly ztvrdl\u00E9 betonov\u00E9 sm\u011Bsi bez toho, aby se zm\u011Bnila jej\u00ED pevnost. Pierre-Claude Aitcin tomu ve sv\u00E9 knize Vysokohodnotn\u00E9 betony [1] v\u011Bnuje celou jednu kapitolu, kde d\u016Fkladn\u011B rozeb\u00EDr\u00E1 zp\u016Fsoby ovliv\u0148ov\u00E1n\u00ED pevnost\u00ED v tlaku ve vztahu k modulu pru\u017Enosti. V z\u00E1klad\u011B jde o kvalitn\u00ED spojen\u00ED kameniva s cementov\u00FDm tmelem, vlastnosti kameniva v\u00FDrazn\u011B ovliv\u0148uj\u00ED pru\u017Enostn\u00ED charakteristiky vzorku. Pom\u011Br tohoto ovlivn\u011Bn\u00ED je tak\u00E9 zn\u00E1m, uv\u00E1d\u011Bn ve zmi\u0148ovan\u00E9 knize v kap. 16.4.2." . . "COMPARATION AND OPTIMALIZATION OF DISCOVERING ELASTICITY MODULE OF CONCRET"@en . "26110" . . "estimate,modulus, formula"@en . "The module of elasticity is one of the demanded characteristic from investors and designers of concrete structure. To estimate the actual value of module is much harder than to evaluate the compressive strength. There is need to improve the measurement system for the elastic modules. During few lines I should explain, what was done in there. There were 22 specimens of the shape block and cylinder. The first part of the test was measuring dimensions and weight, estimating the volume weight. Other doing was checking the time that goes ultrasound impulse trough the beam. Secondly find the own frequency using resonance method. The values of dynamic elastic modulus from these two measurements are nearly equal. The selected specimens are tested on static bending modulus and compressive modulus. Comparing these static and the other two dynamic tests we could see very near results (view table). The empirical formula should be estimated up on these or more values."@en . "1"^^ . "Brno" . "Brno" . . "P(GA103/06/0891), Z(MSM0021630511)" . . "Srovn\u00E1n\u00ED a optimalizace zji\u0161\u0165ov\u00E1n\u00ED modulu pru\u017Enosti betonu" . "Ji\u017E d\u00E1vno je dok\u00E1zan\u00E9, \u017Ee lze m\u011Bnit moduly ztvrdl\u00E9 betonov\u00E9 sm\u011Bsi bez toho, aby se zm\u011Bnila jej\u00ED pevnost. Pierre-Claude Aitcin tomu ve sv\u00E9 knize Vysokohodnotn\u00E9 betony [1] v\u011Bnuje celou jednu kapitolu, kde d\u016Fkladn\u011B rozeb\u00EDr\u00E1 zp\u016Fsoby ovliv\u0148ov\u00E1n\u00ED pevnost\u00ED v tlaku ve vztahu k modulu pru\u017Enosti. V z\u00E1klad\u011B jde o kvalitn\u00ED spojen\u00ED kameniva s cementov\u00FDm tmelem, vlastnosti kameniva v\u00FDrazn\u011B ovliv\u0148uj\u00ED pru\u017Enostn\u00ED charakteristiky vzorku. Pom\u011Br tohoto ovlivn\u011Bn\u00ED je tak\u00E9 zn\u00E1m, uv\u00E1d\u011Bn ve zmi\u0148ovan\u00E9 knize v kap. 16.4.2."@cs . "RIV/00216305:26110/07:PU65273" . "451865" . . "1-5" . "RIV/00216305:26110/07:PU65273!RIV07-GA0-26110___" . .