"Zvolen" . "The monograph deals about quality analysis of new wood and defectoscopy of damaged wood. It deeper understanding of two the most commonly used methods at in-situ analyses of wood -- acoustic methods (ultrasonic and stress-wave) and mechanic-resistance methods. These methods are often used at surveys of various biodegradations or abiotic damages in historical wooden structures -- roofs, ceilings, bridges, etc., and also at determination of wood quality for new buildings. The acoustic and mechanic-resistance methods for quality assessment and damages determination in various wooden structures and elements are in the work represented by a relatively wide range of devices: Arborsonic Decay Detector, Pundit, Tico, Fakopp, Ultrasonic Timer, Resistograph, Pin pushing, Screw withdrawal and Pilodyn. All measurements were made at current wood material represented by major structural trees (Norway spruce, White fir, Scots pine) as well as at the historical fir beams with different degrees and types of damage. The outcomes of the measurements coincide not only with the visual findings about the nature of the material, but also with the outputs obtained from the mechanical tests carried out in the same timber. Subsequently, the fixed correlation dependence is set between the outputs obtained from different instruments and the laboratory monitored mechanical characteristics of wood. This evaluation also includes a reconciliation among the applied devices."@en . . "RIV/62156489:43410/13:00208506!RIV14-MK0-43410___" . . "79"^^ . . "Examination of the quality and damage of structural softwood by acoustic and mechanical-resistance methods"@en . "Hrivn\u00E1k, Jaroslav" . "RIV/62156489:43410/13:00208506" . . . "Sk\u00FAmanie kvality a po\u0161kodenia ihli\u010Dnat\u00E9ho dreva akustick\u00FDmi a mechanicko-odporov\u00FDmi met\u00F3dami" . . "43410" . . "Kloiber, Michal" . . . "Vedeck\u00E1 monografia pojedn\u00E1va o posudzovan\u00ED kvality a po\u0161kodeniach kon\u0161truk\u010Dn\u00E9ho dreva a tes\u00E1rskych spojov. Prehlbuje poznatky o dvoch naj\u010Dastej\u0161ie pou\u017E\u00EDvan\u00FDch met\u00F3dach pri in-situ prieskumoch skutkov\u00E9ho stavu dreva -- akustickej (ultrazvukovej a nap\u00E4\u0165ovo-deforma\u010Dnej) a mechanicko-odporovej. Tieto met\u00F3dy nach\u00E1dzaj\u00FA uplatnenie pri zis\u0165ovan\u00ED skutkov\u00E9ho stavu historick\u00FDch dreven\u00FDch kon\u0161trukci\u00ED -- krovov, stropov, mostov, i in\u00FDch, ako aj pri hodnoten\u00ED kvality s\u00FA\u010Dasn\u00E9ho dreva. Akustick\u00E9 a mechanicko-odporov\u00E9 met\u00F3dy pou\u017E\u00EDvan\u00E9 na hodnotenie kvality a po\u0161koden\u00ED r\u00F4znych dreven\u00FDch kon\u0161trukci\u00ED a dreven\u00FDch prvkov pre nov\u00E9 kon\u0161trukcie boli v pr\u00E1ci zast\u00FApen\u00E9 relat\u00EDvne \u0161irok\u00FDm spektrom pr\u00EDstrojov: Arborsonic Decay Detector, Pundit, Tico, Fakopp, Ultrasonic Timer, Resistograph, Pin pushing, Screw withdrawal a Pilodyn. Experiment\u00E1lne merania sa vykonali jednak na s\u00FA\u010Dasnom drevnom materi\u00E1li reprezentovanom hlavn\u00FDmi kon\u0161truk\u010Dn\u00FDmi drevinami (smrek oby\u010Dajn\u00FD, jed\u013Ea biela, borovica lesn\u00E1), a jednak aj na historick\u00FDch tr\u00E1moch z jed\u013Eov\u00E9ho dreva s r\u00F4znym stup\u0148om a typom po\u0161koden\u00ED. Teoretick\u00FD v\u00FDznam monografie spo\u010D\u00EDva v anal\u00FDze v\u00FDstupov z in-situ akustick\u00FDch a odporovo-mechanick\u00FDch meran\u00ED, ktor\u00E9 sa cielene vztiahli jednak k vizu\u00E1lnemu hodnoteniu kvality dreva a jednak k mechanick\u00FDm vlastnostiam dreva stanoven\u00FDch laborat\u00F3rnymi sk\u00FA\u0161kami. Tieto anal\u00FDzy sa podopreli korela\u010Dn\u00FDmi z\u00E1vislos\u0165ami medzi v\u00FDstupmi z jednotliv\u00FDch akustick\u00FDch i odporovo-mechanick\u00FDch pr\u00EDstrojov a laborat\u00F3rne stanoven\u00FDmi mechanick\u00FDmi charakteristikami dreva. Praktick\u00FD v\u00FDznam monografie spo\u010D\u00EDva v skuto\u010Dnosti, \u017Ee porovnala v\u00FDsledky a pou\u017Eite\u013Enos\u0165 r\u00F4znych defektoskopick\u00FDch pr\u00EDstrojov, \u010D\u00EDm sl\u00FA\u017Ei aj ako metodick\u00E1 pr\u00EDru\u010Dka pre posudzovanie kvality a skutkov\u00E9ho stavu nosn\u00FDch dreven\u00FDch prvkov a tes\u00E1rskych spojov v nov\u00FDch i v historick\u00FDch dreven\u00FDch kon\u0161trukci\u00E1ch." . "Sk\u00FAmanie kvality a po\u0161kodenia ihli\u010Dnat\u00E9ho dreva akustick\u00FDmi a mechanicko-odporov\u00FDmi met\u00F3dami" . "P(DF12P01OVV004)" . . . "[693AF67FB887]" . . "79"^^ . . "Sk\u00FAmanie kvality a po\u0161kodenia ihli\u010Dnat\u00E9ho dreva akustick\u00FDmi a mechanicko-odporov\u00FDmi met\u00F3dami" . "Reinprecht, Ladislav" . "4"^^ . . "Examination of the quality and damage of structural softwood by acoustic and mechanical-resistance methods"@en . . "105478" . . . "Monografia Technickej univerzity vo Zvolene" . "wood damage; defectoscopy; mechanic-resistance methods; wood quality; acoustic methods"@en . "978-80-228-2552-8" . . "1"^^ . "Tippner, Jan" .