Effects of material uncertainties on vibration performance cross laminated timber floors
Uticaj nepouzdanosti materijala na vibracije tavanica od unakrsno lameliranog drveta
Apstrakt
Variety of wood species and complexity of their structure make the reliable material properties of cross-laminated timber (CLT) difficult to obtain, which can lead to inaccurate prediction of CLT behavior. Due to high stiffness-to-weight ratio, CLT floors can suffer from vibration serviceability issues. This paper aims to quantify the uncertainties induced by material properties and investigate their effect on vibration performance of CLT floors. Analysis based on Monte Carlo simulations, considering material properties as random variables, is developed. Based on the conducted analysis, appropriate conclusions have been derived.
Raznolikost u vrstama drveta, kao i kompleksnost njegove strukture otežava pouzdanu procenu materijalnih karakteristika elemenata od unakrsno lameliranog drveta (CLT), što dovodi do nedovoljno tačnog predviđanja njihovog ponašanja. Problem koji se neretko javlja i narušava funkcionalnost CLT tavanica su vibracije. U ovom radu je izvršena analiza uticaja nepouzdanosti materijalnih karakteristika na vibracije CLT tavanica. Sprovedena je analiza zasnovana na Monte Karlo simulacijama, gde su karakteristike materijala usvojene kao slučajno promenljive veličine. Na osnovu dobijenih rezultata izvedeni su odgovarajući zaključci.
Ključne reči:
CLT floors / vibration analysis / material uncertainties / Monte Carlo simulation / CLT tavanice / vibracije / nepouzdanosti materijala / Monte Karlo simulacijaIzvor:
16th Congress hosted by Association of Structural Engineers of Serbia, 2021, 483-490Izdavač:
- Univerzitet u Beogradu Građevinski fakultet
- Društvo građevinskih konstruktera Srbije
Kolekcije
Institucija/grupa
GraFarTY - CONF AU - Milojević, Marija AU - Damnjanović, Emilija AU - Nefovska-Danilović, Marija AU - Marjanović, Miroslav PY - 2021 UR - https://grafar.grf.bg.ac.rs/handle/123456789/2353 AB - Variety of wood species and complexity of their structure make the reliable material properties of cross-laminated timber (CLT) difficult to obtain, which can lead to inaccurate prediction of CLT behavior. Due to high stiffness-to-weight ratio, CLT floors can suffer from vibration serviceability issues. This paper aims to quantify the uncertainties induced by material properties and investigate their effect on vibration performance of CLT floors. Analysis based on Monte Carlo simulations, considering material properties as random variables, is developed. Based on the conducted analysis, appropriate conclusions have been derived. AB - Raznolikost u vrstama drveta, kao i kompleksnost njegove strukture otežava pouzdanu procenu materijalnih karakteristika elemenata od unakrsno lameliranog drveta (CLT), što dovodi do nedovoljno tačnog predviđanja njihovog ponašanja. Problem koji se neretko javlja i narušava funkcionalnost CLT tavanica su vibracije. U ovom radu je izvršena analiza uticaja nepouzdanosti materijalnih karakteristika na vibracije CLT tavanica. Sprovedena je analiza zasnovana na Monte Karlo simulacijama, gde su karakteristike materijala usvojene kao slučajno promenljive veličine. Na osnovu dobijenih rezultata izvedeni su odgovarajući zaključci. PB - Univerzitet u Beogradu Građevinski fakultet PB - Društvo građevinskih konstruktera Srbije C3 - 16th Congress hosted by Association of Structural Engineers of Serbia T1 - Effects of material uncertainties on vibration performance cross laminated timber floors T1 - Uticaj nepouzdanosti materijala na vibracije tavanica od unakrsno lameliranog drveta EP - 490 SP - 483 UR - https://hdl.handle.net/21.15107/rcub_grafar_2353 ER -
@conference{ author = "Milojević, Marija and Damnjanović, Emilija and Nefovska-Danilović, Marija and Marjanović, Miroslav", year = "2021", abstract = "Variety of wood species and complexity of their structure make the reliable material properties of cross-laminated timber (CLT) difficult to obtain, which can lead to inaccurate prediction of CLT behavior. Due to high stiffness-to-weight ratio, CLT floors can suffer from vibration serviceability issues. This paper aims to quantify the uncertainties induced by material properties and investigate their effect on vibration performance of CLT floors. Analysis based on Monte Carlo simulations, considering material properties as random variables, is developed. Based on the conducted analysis, appropriate conclusions have been derived., Raznolikost u vrstama drveta, kao i kompleksnost njegove strukture otežava pouzdanu procenu materijalnih karakteristika elemenata od unakrsno lameliranog drveta (CLT), što dovodi do nedovoljno tačnog predviđanja njihovog ponašanja. Problem koji se neretko javlja i narušava funkcionalnost CLT tavanica su vibracije. U ovom radu je izvršena analiza uticaja nepouzdanosti materijalnih karakteristika na vibracije CLT tavanica. Sprovedena je analiza zasnovana na Monte Karlo simulacijama, gde su karakteristike materijala usvojene kao slučajno promenljive veličine. Na osnovu dobijenih rezultata izvedeni su odgovarajući zaključci.", publisher = "Univerzitet u Beogradu Građevinski fakultet, Društvo građevinskih konstruktera Srbije", journal = "16th Congress hosted by Association of Structural Engineers of Serbia", title = "Effects of material uncertainties on vibration performance cross laminated timber floors, Uticaj nepouzdanosti materijala na vibracije tavanica od unakrsno lameliranog drveta", pages = "490-483", url = "https://hdl.handle.net/21.15107/rcub_grafar_2353" }
Milojević, M., Damnjanović, E., Nefovska-Danilović, M.,& Marjanović, M.. (2021). Effects of material uncertainties on vibration performance cross laminated timber floors. in 16th Congress hosted by Association of Structural Engineers of Serbia Univerzitet u Beogradu Građevinski fakultet., 483-490. https://hdl.handle.net/21.15107/rcub_grafar_2353
Milojević M, Damnjanović E, Nefovska-Danilović M, Marjanović M. Effects of material uncertainties on vibration performance cross laminated timber floors. in 16th Congress hosted by Association of Structural Engineers of Serbia. 2021;:483-490. https://hdl.handle.net/21.15107/rcub_grafar_2353 .
Milojević, Marija, Damnjanović, Emilija, Nefovska-Danilović, Marija, Marjanović, Miroslav, "Effects of material uncertainties on vibration performance cross laminated timber floors" in 16th Congress hosted by Association of Structural Engineers of Serbia (2021):483-490, https://hdl.handle.net/21.15107/rcub_grafar_2353 .