Damage Mechanics of Cementitious Materials and Structures

Preface xi  Gilles PIJAUDIER-CABOT and Frederic DUFOUR     Chapter 1. Bottom   Up: From Atoms to Concrete Structures 1  Franz-Josef ULM and Roland J-M PELLENQ     1.1. Introduction 1     1.2. A realistic molecular model for calcium-silicatehydrates 2     1.3. Probing C-S-H microtexture by nanoindentation 9     1.4. Conclusions 15     1.5. Bibliography 16     Chapter 2. Poromechanics of Saturated Isotropic Nanoporous Materials 19  Romain VERMOREL, Gilles PIJAUDIER-CABOT,Christelle MIQUEU and Bruno MENDIBOURE     2.1. Introduction 20     2.2. Results from molecular simulations 22     2.3. Poromechanical model 24     2.4. Adsorption-induced swelling and permeability change in nanoporous materials 37     2.5. Discussion     interaction energy and entropy 42     2.6. Conclusions 46     2.7. Acknowledgments 47     2.8. Bibliography 48     Chapter 3. Stress-based Non-local Damage Model 51  Cedric GIRY and Frederic DUFOUR     3.1. Introduction 52     3.2. Non-local damage models 57     3.3. Initiation of failure 67     3.4. Bar under traction 70     3.5. Description of the cracking evolution in a 3PBT of a concrete notched beam 79     3.6. Conclusions 82     3.7. Acknowledgments 84     3.8. Bibliography 84     Chapter 4. Discretization of Higher Order Gradient Damage Models Using Isogeometric  Finite Elements 89  Clemens V. VERHOOSEL, Michael A. SCOTT, Michael J. BORDEN, Thomas J.R. HUGHES and Rene DE BORST     4.1. Introduction 89     4.2. Isotropic damage formulation 91     4.3. Isogeometric finite elements 97     4.4. Numerical simulations 103     4.5. Conclusions 115     4.6. Acknowledgments 116     4.7. Bibliography 116     Chapter 5. Macro and Mesoscale Models to Predict Concrete Failure and Size Effects 121  David GREGOIRE, Peter GRASSL, Laura B. ROJAS-SOLANO and Gilles PIJAUDIER-CABOT     5.1. Introduction 122     5.2. Experimental procedure 125     5.3. Numerical simulations 134     5.4. Conclusions 152     5.5. Acknowledgments 153     5.6. Bibliography 153     Chapter 6. Statistical Aspects of Quasi-Brittle Size Effect and Lifetime, with Consequences for Safety and Durability of Large Structures 161  Zdenik P. BA?ANT, Jia-Liang LE and Qiang YU     6.1. Introduction 161     6.2. Type-I size effect derived from atomistic fracture mechanics 164     6.3. Size effect on structural lifetime 170     6.4. Consequences of ignoring Type-2 size effect 172     6.5. Conclusion 177     6.6. Acknowledgments 177     6.7. Bibliography 178     Chapter 7. Tertiary Creep: A Coupling Between Creep and Damage     Application to the Case of Radioactive Waste Disposal 183  J.M. TORRENTI, T. DE LARRARD and F. BENBOUDJEMA     7.1. Introduction to tertiary creep 184     7.2. Modeling of tertiary creep using a damage model coupled to creep 185     7.3. Comparison with experimental results 189     7.4. Application to the case of nuclear waste disposal 190     7.5. Conclusions 197     7.6. Bibliography 198     Chapter 8. Study of Damages and Risks Related to Complex Industrial Facilities 203  Bruno GERARD, Bruno CAPRA, Gael THILLARD and Christophe BAILLIS     8.1. Context 203     8.2. Introduction to risk management 204     8.3. Case study: computation process 206     8.4. Application 212     8.5. Conclusion 219     8.6. Acknowledgment 220     8.7. Bibliography 220     Chapter 9. Measuring Earthquake Damages to a High Strength Concrete Structure 221  Patrick PAULTRE, Benedikt WEBER, Sebastian MOUSSEAU and Jean PROULX     9.1. Introduction 221     9.2. Overview of the selected testing methods 222     9.3. Two-storey HPC building 223     9.4. Inducing damage     pseudo-dynamic testing procedures 227     9.5. Evaluating damage     forced vibration testing procedures 236     9.6. Damage detection     analytical evaluation 239     9.7. Summary and conclusions 248     9.8. Bibliography 249     List of Authors 251     Index 253