Vol.9, No 3, 2011 pp. 347 - 356
UDC 624.04:519.673=111
DOI: 10.2298/FUACE1103347K


FEM MODELING OF SPATIAL STRUCTURAL SYSTEMS IN EVALUATION OF THE REAL STRUCTURAL PERFORMANCES
Dušan Kovačević1, Slobodan Ranković2
1Civil Engineering Department, Faculty of Technical Sciences, Novi Sad, Serbia
E-mail: dusan@uns.ac.rs
2University of Niš, The Faculty of Civil Engineering and Architecture, Serbia
E-mail: slobodan.rankovic@gaf.ni.ac.rs
The paper is a review of enhanced concept of CASA (Computer Aided Structural Analysis) software application in FEM modeling of spatial structural systems of bridges, buildings, industrial facilities, machine devices, etc. in evaluation procedures of real structural performances. Contrary to everyday engineering design circumstances, which comprehend, primarily, respect of technical regulations, FEM modeling in case of structural evaluation, needs, in some sense, alternative type of creativity. Chosen examples could be illustrative for this attitude.
Key words: FEM modeling, performance evaluation, test-by-load, CASA software.

MKE MODELIRANJE PROSTORNIH KONSTRUKCIJSKIH SISTEMA U PROVERI REALNIH KONSTRUKCIJSKIH PERFORMANSI
Rad je prikaz naprednog koncepta primene softvera za računarsku analizu konstrukcija u MKE modeliranju prostornih konstrukcija mostova, zgrada, industrijskih postrojenja, mašina, itd. u postupcima provere performansi konstrukcijskih sistema. Za razliku od svakodnevne projektantske prakse, koja se zasniva na poštoivanju tehničke regulative, MKE modeliranje u slučajevima provere stvarnih performansi konstrukcija, zahteva, u izvesnom smislu, alternativni kreativni pristup. Izabrani primeri mogli bi da budu ilustracija ovog stava.
Ključne reči: MKE modeliranje, provera performansi, probno opterećenje, CASA softver