The large-span constructions, warehouses, and industrial buildings that make use of steel roof trusses do so because of its effective load transfer mechanism and high strength-toweight ratio. Safe and cost-effective designs can only be achieved with precise prediction of structural behavior, including member forces, support responses, and overall structural integrity. The purpose of this research was to use STAAD to model, analyze, and evaluate the performance of a steel roof truss with just one support.Professional Connect Edition. The result is a two-dimensional Pratt truss that uses 45 members and 24 nodes to achieve a span of 15.3 meters and a rise of 1.53 meters. The structure is examined under dead load, live load, and wind uplift scenarios in accordance with the Indian Standard, and all members are first given ISA 20×20×3 equal angle sections. In order to simulate real-world boundary conditions, the numerical model includes a pinned support and a roller support. Load combinations are developed in accordance with the design standards of IS 800:2007, whereas dead load, live load, and wind load scenarios are established according to the guidelines of IS 875. In order to get the nodal displacements, support responses, and member axial forces, linear elastic static analysis is run. Under dead load, the chosen ISA 20×20×3 section deforms excessively, with a maximum vertical displacement of 168.7 mm at the midspan, beyond the acceptable serviceability limit of span/300, according to the findings. Dead load causes the bottom chord's maximum compression force to reach about 60.37 kN, while the combined effects of gravity and other loads bring that force up to roughly 248 kN. Furthermore, the impact of wind uplift is assessed in the research, which leads to a total reversal of the behavior of the member forces when subjected to wind loads alone. According to the results, the original section selection was not feasible and has to be redesigned. For various member groups, we suggest appropriate replacement portions to enhance strength and serviceability performance. Proof that STAAD is effective is provided by the work.For the purpose of computationally analyzing steel truss structures and evaluating structural behavior, we recommend Pro CONNECT Edition.
MALLARAPU SHYLAJA, Mrs. A.V. ANJANI DEVI, Dr. B. SHARATH CHANDRA· International Journal of AI...· 0 citations
Reinforced concrete (RC) frame structures must undergo structural analysis as a first stage in their design to guarantee sufficient strength, stability, and serviceability when subjected to stresses. Engineers may now more efficiently and accurately model and analyze complicated structural systems in three dimensions because to advancements in structural analysis software. This research project details the STAAD-based structural analysis of a G+2 reinforced concrete frame. Professional V8i (SELECTseries 5) in action. Following the applicable Indian Standard standards, a three-dimensional analytical model was created with 87 structural members and 48 joints. The model accounted for the necessary material qualities, sectional dimensions, support conditions, and loads. All loads, whether dead or live, as well as the governing load combination of 1.5(DL + LL), were taken into account throughout the study. Support responses, bending moment, shear force, axial force, and vertical displacement were used to analyze the structural response. Selected STAAD results were used to confirm the computational model's correctness.Simplified manual computations grounded on classical structural analysis techniques were contrasted with Pro. The numerical model was shown reliable when the comparison revealed variances within acceptable engineering norms, with a maximum divergence of around 12%. All structural response characteristics fulfilled the serviceability standards defined in IS 456:2000, according to the study. According to the research, STAAD.Pro is a solid and efficient platform for conducting 3D analyses of reinforced concrete frame structures, which may greatly aid in engineering and structural design decisions.
JAKKANI CHAITHANYA, Mrs. A.V. ANJANI DEVI, Dr. B. SHARATH CHANDRA· International Journal of Eng...· 0 citations
Because it allows for integrated workflows between architectural modeling platforms and finite element analysis (FEA) software, Building Information Modeling (BIM) has greatly altered structural engineering practice. The disparities in data representation, analytical model generation, and information communication standards make it very difficult for BIM authoring tools and structural analysis environments to reliably share structural information. This research examines the reliability of BIM-to-FEM transfer procedures using Autodesk Revit and CSI ETABS by systematically evaluating native API-mediated and IFC-based approaches. Through the use of elementbased accuracy measures that took into account columns, beams, slabs, analytical alignments, and nodes, we assessed the structural information exchange in a five-story reinforced concrete residential structure that served as a case study. Although the analytical axes, node connectivity, and slab section characteristics had to be corrected by hand, the native Revit-ETABS process managed to achieve full transfer reliability for main structural members, with 100% accurate interpretation of beams and columns. While the IFC-based process was more dependable when it came to transferring geometric information, it was less accurate when it came to assigning member properties and interpreting slabs. Instead of a totally automated conversion technique, the findings show that BIMto-FEM interoperability is still a somewhat automated process that needs rigorous verification. To lessen the burden of human correction and increase dependability, we offer an integration process based on checkpoints that uses controlled modeling methods, validates models after transfer, and coordinates federated models. The results add to our knowledge of the constraints on BIM and FEM platform compatibility and provide useful recommendations for structural engineering firms using Revit-ETABS-based BIM processes.
Banothu Sairam Nayak, A. V. Anjani Devi, B. Sharath Chandra· International Journal of AI...· 0 citations