Results 161 to 170 of about 2,488 (230)

Strut-and-tie models obtained by way of topological optimisation

Proceedings of the Institution of Civil Engineers - Structures and Buildings, 2023
The strut-and-tie model is widely used for the analysis and design of reinforced concrete structures under a plane stress state. To apply this model, it is necessary to define strut-and-tie systems that represent the flow of stresses generated in the analysed structure. To make the concept of the model less dependent on designer experience for regions
Artur Hallack Ladeira   +1 more
openaire   +2 more sources

Strut-and-Tie Models Using Multi-Material and Multi-Volume Topology Optimization: Load Path Approach

ACI Structural Journal, 2023
The development of strut-and-tie models (STMs) for the design of reinforced concrete (RC) deep beams considering a general multi-material and multi-volume topology optimization framework is presented. The general framework provides flexibility to control
Tuo Zhao   +3 more
semanticscholar   +1 more source

Construction of strut‐and‐tie models for members under complex stress states based on topology optimization

Structural Concrete, 2023
The construction of strut‐and‐tie models (STMs) is the key, but also the difficulty when the model is used to describe the force mechanism and guide the reinforcement layout design of concrete disturbed regions (D‐regions).
Y. Fang, Huzhi Zhang, Bin Yin
semanticscholar   +1 more source

Development of strut‐and‐tie models using topology optimization based on modified optimal criterion

Structural Concrete, 2021
Strut‐and‐tie models (STMs) have been widely used to design disturbed regions in structural concrete members. Recently, topology optimization methods, based on the principle of minimum strain energy directly and indirectly, have been adopted to generate ...
Linyun Zhou, S. Wan
semanticscholar   +1 more source

fib Bulletin 100. Design and assessment with strut-and-tie models and stress fields: from simple calculations to detailed numerical analysis.

fib BULLETINS, 2021
Following the long-standing tradition of fib in promoting the use of consistent design methods, strut-and-tie models were formally incorporated in Model Code 1990 to serve as the design basis for discontinuity regions.
Miguel Filipe Passos Sério Lourenço   +10 more
semanticscholar   +1 more source

Numerical Verification of Strut and Tie Models and Failure Modes of Reinforced Self-Compacting Concrete Deep Beams

, 2021
This study utilized Finite Element Method (FEM) to analyse the structural behaviour and failure modes of Reinforced Self Compacting Concrete (RSCC) deep beams. Eighteen deep beam specimens subjected to four-point loadings were modelled and analyzed using
M. Akinpelu   +3 more
semanticscholar   +1 more source

General considerations on stress fields and strut-and-tie models

fib Bulletin 100. Design and assessment with strut-and-tie models and stress fields: from simple calculations to detailed numerical analysis., 2021
Miguel Filipe Passos Sério Lourenço   +10 more
openaire   +2 more sources

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