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Numerical modeling strategies for sustainable concrete structures : SSCS 2022
- Available as
- Online
Details
- Creator
- Pierre Rossi and Jean-Louis Tailhan, editors
- Format
- Books
- Language
- English
- Contributors
- Publication
-
- Cham, Switzerland : Springer, [2023]
- ©2023
- Series
- Physical Details
-
- 1 online resource (397 pages)
- ISBNs
- 9783031077463, 3031077466, 9783031077456
- Includes bibliographical references and index.
- Intro -- Preface -- Contents -- RILEM Publications -- RILEM Proceedings (PRO) -- RILEM Reports (REP) -- Artificial Neural Network-Based Methodology for Optimization of Low-Cost Green UHPFRC Under Ductility Requirements -- 1 Introduction -- 1.1 Motivation -- 1.2 UHPFRC -- 2 Methodology -- 2.1 Artificial Neural Networks -- 2.2 Multi-objective Optimization -- 2.3 Design of Experiments (DoE) -- 2.4 Materials and Experimental Procedures -- 3 Results -- 3.1 UHPC Cementitious Matrix -- 3.2 UHPFRC -- 4 Conclusions -- References -- Long Term Prediction of the Delayed Behavior of Concrete Structures - The Case of the VERCORS Mock-Up -- 1 Introduction -- 2 Modelling of Delayed Strains -- 2.1 EC2 Equations for Creep and Shrinkage -- 2.2 Influence of Temperature on Creep and Shrinkage -- 2.3 Comparison with Laboratory Tests -- 2.4 Relaxation -- 3 Modelling of the Containment -- 3.1 General Considerations -- 3.2 In-Situ Measurements -- 3.3 Comparison Between Modelling and In-Situ Measurements -- 3.4 Discussion of the Results -- 4 Conclusions -- References -- HPC Finite Element Solvers for Phase-Field Models for Fracture in Solids -- 1 Introduction -- 2 Mathematical Formulations -- 2.1 Model Formulation -- 2.2 Finite Element Formulation -- 3 Parallelization -- 4 Numerical Experiments -- 5 Conclusion -- References -- Integrating Hybrid Reinforced Concrete Technology and Advanced FEM-Based Numerical Modelling for Crack Control in Long Concrete Foundations Without Joints -- 1 Introduction -- 2 Experimental Study -- 2.1 Material Characterization -- 2.2 Measurement of Temperature Evolution in the HRC Foundation -- 3 Numerical Study -- 3.1 Calibration of Thermal Model Parameters -- 3.2 Derivation of FRC Stress-Crack Width Relationship -- 3.3 Assessment of Cracking Risk of the Structure Since Early Ages -- 4 Conclusions -- References
- Multi-physical Simulation of Concrete Hydraulic Facilities Affected by Alkali-Aggregate Reaction: From Material to Structure -- 1 Introduction -- 2 Experimental Characterization Program -- 2.1 Size Effects -- 2.2 Asymptotic Fracture Energy -- 2.3 AAR Free Expansion -- 2.4 Results -- 3 Constitutive Modelling -- 3.1 Computational Framework -- 3.2 V& -- V -- 4 Application at the Facility Level -- 5 Conclusions -- References -- Biaxial Interaction Diagrams of a RC Section at Elevated Temperatures -- 1 Introduction -- 2 Material Strength Properties at Elevated Temperature -- 3 Yield Design Auxiliary Problem -- 4 Lower Bound Static Approach -- 5 Numerical Examples -- 6 Comparison with Available Experimental Results -- 7 Conclusion -- References -- Probabilistic Modelling of Containment Building Leakage at the Structural Scale: Application to the PACE Mock-Up -- 1 Introduction -- 2 Deterministic Leakage Prediction of a Structural Representative Volume -- 2.1 PACE Mock-Up Brief Description -- 2.2 Finite Element (FE) Model -- 2.3 Crack and Leakage Comparison -- 3 Probabilistic Leakage Prediction of the RSV -- 3.1 Stochastic Finite Element (SFE) Model -- 3.2 Crack and Leakage Results -- 4 Conclusion -- References -- Digital Twin for Modelling Structural Durability -- 1 Introduction -- 2 Bridge Monitoring System -- 3 Numerical Simulation Methods -- 3.1 Non-linear Analysis -- 3.2 Ageing Modelling -- 3.3 Structure Resistance Assessment -- 4 Examples of Application -- 4.1 Pilot Applications -- 4.2 Calibration of Digital Twins -- 4.3 Results of Durability Assessment -- 4.4 Discussion on the Application Results -- 5 Summary -- References -- Numerical Modeling of Water Transport in Ultra-High-Performance Fiber-Reinforced Concrete -- 1 Introduction -- 2 Modeling Water Transport in Porous Medium -- 2.1 Hygrothermal Transport Equations Implemented in TransChlor2D
- 2.2 Water Vapor Sorption Isotherm in UHPC/UHPFRC -- 3 Simulation of Water Transport in UHPFRC Samples -- 3.1 Water Vapor Sorption Isotherm in UHPC/UHPFRC -- 4 Simulation of UHPFRC's Drying Test with TransChlor2D -- 5 Conclusions -- References -- Predicting Early Age Temperature Evolution in Massive Structures from Non-standard Characterization Test -- 1 Introduction -- 2 Background -- 3 Identification of the Thermal Fingerprint from a 1m3 Mockup Test -- 3.1 Identification Using an Evaluation of the Heat Loss (Method A) -- 3.2 Best Fitting Using a Finite Element Model of the Mockup (Method B) -- 3.3 Comparison of the Two Methods -- 4 Numerical Analysis -- 4.1 Synthetic Adiabatic Curve -- 4.2 1m3 Model -- 4.3 Thermal Fingerprint Identification -- 4.4 Comparison of the Two Methods -- 5 Real Case Study -- 5.1 Thermal Fingerprint Identification -- 5.2 Results -- 6 Conclusion -- References -- Numerical Approaches Aimed at a Sustainable Design: The Case of Wind Tower Foundations -- 1 Introduction -- 2 Experimental Programme and Materials -- 3 Numerical FE Models -- 4 Results and Discussion -- 5 Conclusions -- References -- Numerical Modeling of New Conceptions of 3D Printed Concrete Structures for Pumped Storage Hydropower -- 1 Introduction -- 2 Theoretical Background -- 2.1 Modeling Parameters for 3D Printed Process -- 3 Experimental Program -- 3.1 Results -- 4 Numerical Model -- 4.1 Numerical Modeling of the Structure in the Fresh State -- 4.2 Numerical Modeling of the Structure in the Hardened State -- 5 Concluding Remarks -- References -- Assessing 3D Concrete Structures at ULS with Robust Numerical Methods -- 1 Introduction -- 2 Current Methods and Their Limitations -- 2.1 When Standards Can't Solve Your Problem -- 2.2 Strut-and-Ties Responses -- 2.3 3D Elastoplastic Analysis as the Last Solution
- 3 A General Optimization Formalism to Assess ULS for Reinforced Concrete Structures -- 3.1 An Inhouse IPMSolver -- 3.2 The Static Approach or How to Find the Best Equilibrium State -- 3.3 The Kinematic Approach or How to Find the Worst Mechanism -- 3.4 At the End: Quantify the Error -- 4 Conclusion -- References -- The Role of Modelling in Structures Operation or Rehabilitation -- 1 Introduction -- 1.1 Context -- 1.2 Global Methodology -- 2 From Modelling to Works: The Renovation of the Chambon Dam -- 2.1 Historical Context -- 2.2 The First Reinforcement Works Campaign in 1992-1993 -- 2.3 The New Behavior Analysis -- 3 The Second Reinforcement Works Campaign (2013-2014) -- 4 Conclusion -- References -- The Multi-scale Multi-technique Multi-physics Framework Required to Model the Thermal Properties of Cement-Based Materials -- 1 Introduction -- 2 Thermal Properties from Molecular Simulations -- 2.1 Coefficient of Thermal Expansion -- 2.2 Heat Capacity -- 2.3 Thermal Conductivity -- 2.4 Molecular Models and Methods -- 3 Results and Discussion -- 3.1 Thermal Expansion -- 3.2 Specific Heat Capacity -- 3.3 Thermal Conductivity -- 4 Conclusion -- References -- Numerical Model for Explosive Spalling of High-Strength Concrete and Carbonation During and After Fire Exposure -- 1 Introduction -- 2 Outline of Original and Proposed Spalling Model -- 2.1 Original Spalling Model -- 2.2 Proposed Spalling Model -- 3 Validation of Temperature Rise of Ultra-high-Strength Concrete After Explosive Spalling -- 4 Shear Capacity and Deformation of High-Strength RC Beams After Post-fire-curing -- 4.1 Validation of Proposed Model Simultaneously Considering Spalling and Carbonation -- 4.2 Investigation of High Concentration of CO2During Heating and Post-fire-curing -- 5 Conclusions -- References -- Modelling of Rock-Shotcrete Interfaces Using a Novel Bolted Cohesive Element
- 1 Introduction -- 2 Bolted Cohesive Element Model -- 3 Results and Discussion -- 4 Conclusions -- References -- Numerical Simulations of CNT/CNF Reinforced Concrete Using ANSYS -- 1 Introduction -- 2 Numerical Modeling -- 3 Results and Discussion -- 4 Conclusions -- References -- Computational Performance Assessment and Failure Analysis of Reinforced Concrete Wall Buildings Under Seismic Loads -- 1 Introduction -- 2 Description of Building -- 3 Analysis Method -- 3.1 Overview -- 3.2 Material Models -- 3.3 Setup for Static and Dynamic Analysis -- 4 Analysis Results -- 4.1 Static Analysis Results -- 4.2 Dynamic Analysis Results -- 5 Conclusions -- References -- Fuzzy Logic-Based Approach for the Uncertainty Modelling in Cementitious Materials -- 1 Introduction -- 2 State-of-the-Art -- 3 Uncertainty Modelling -- 3.1 Material Level -- 3.2 Structural Level -- 4 Closing Remarks -- References -- Bayesian Inverse Modelling of Early-Age Stress Evolution in GGBFS Concrete Due to Autogenous Deformation and Aging Creep -- 1 Introduction -- 2 Methods -- 2.1 Viscoelastic Material Subroutine -- 2.2 FEM Configuration -- 2.3 Bayesian Inverse Modelling -- 3 Results and Discussion -- 3.1 Forward Modelling with Codes -- 3.2 Inverse Modelling with Adjusted Codes -- 4 Conclusion -- References -- Modeling C-S-H Sorption at the Molecular Scale: Effective Interactions, Stability, and Cavitation -- 1 Introduction -- 2 Models and Methods -- 2.1 Atomic Structure -- 2.2 Force Field -- 2.3 Simulation Details -- 2.4 Stable and Meta-stable Domains -- 3 Results and Discussion -- 3.1 Pressure Isotherms, Cohesive Pressure, and Young's Modulus -- 3.2 Potential Energy Profiles, the Minimum of PMF, Drying Shrinkage, and Desorption Isotherm -- 3.3 Cavitation of Nano-confined Water in C-S-H -- 4 Conclusion -- References
- Contribution of Rib-scale Modelling to Study the Bond Mechanisms of Reinforcement in UHPFRC