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Concrete Structures Deteriorated by Delayed Ettringite Formation and Alkali-Silica Reactions [[electronic resource] /] / by António C. Azevedo, Fernando A.N. Silva, João M.P.Q. Delgado, Isaque Lira
| Concrete Structures Deteriorated by Delayed Ettringite Formation and Alkali-Silica Reactions [[electronic resource] /] / by António C. Azevedo, Fernando A.N. Silva, João M.P.Q. Delgado, Isaque Lira |
| Autore | Azevedo António C. |
| Edizione | [1st ed. 2023.] |
| Pubbl/distr/stampa | Cham : , : Springer International Publishing : , : Imprint : Springer, , 2023 |
| Descrizione fisica | 1 online resource (93 pages) |
| Disciplina | 780 |
| Collana | Building Pathology and Rehabilitation |
| Soggetto topico |
Concrete
Building materials Buildings - Design and construction Structural Materials Building Construction and Design |
| ISBN | 3-031-12267-4 |
| Formato | Materiale a stampa  |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto | Intro -- Preface -- Contents -- 1 Introduction -- 1.1 Description -- 1.2 Objectives -- References -- 2 Brief Literature Review -- 2.1 Delayed Ettringite Formation (DEF) -- 2.2 Alkali-Silica Reaction (ASR) -- 2.2.1 Numerical Modelling of ASR -- References -- 3 The Plasticity Model of Concrete Damage-CDPM -- 3.1 Additive Decomposition of the Field of Total Deformations -- 3.2 Mechanical Behaviour of the Model -- 3.2.1 Uniaxial Behaviour in Traction and Compression -- 3.2.2 Nonlinear Behaviour in Traction -- 3.2.3 Nonlinear Behaviour in Compression -- 3.3 Flow Law and Flow Criterion -- 3.4 Routine for Parameters Needed for the Model CDP -- 3.4.1 Routine Description -- 3.4.2 Routine Implementation-Generation of Inelastic Deformations, Damage Parameters and Respective Stresses -- 3.5 Routine for Reducing the Mechanical Properties of Concrete by Internal Expansion Reactions (IER) -- References -- 4 Bottle-Shaped Isolated Struts Concrete Deteriorated -- 4.1 Materials and Methods -- 4.2 Experimental Program -- 4.2.1 Panel S1-2 -- 4.2.2 Panel S3-1 -- 4.2.3 Qualitative Information from Other Panels -- References -- 5 Numerical Simulation -- 5.1 Computational Model Description -- 5.2 Computational Model -- 5.3 Properties of Concrete-Elasticity, Plasticity and Damage -- 5.4 Step Definition -- 5.5 Assembly -- 5.6 Definition of Interactions in the Model -- 5.7 Definition of the Boundary Conditions -- 5.8 Processing -- References -- 6 Numerical Results and Discussion -- 6.1 FEM Validation -- 6.1.1 Qualitative Comparisons -- 6.1.2 Quantitative Comparisons -- 6.2 Panel S3-1 Deteriorated by Alkali-Silica Reaction (ASR) -- 6.3 Panel S2-1 Deteriorated by Delayed Ettringite Formation (DEF) -- References -- 7 Conclusions and Future Recommendations -- 7.1 Conclusions -- 7.2 Future Recommendations -- References. |
| Record Nr. | UNINA-9910627250803321 |
Azevedo António C.
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| Cham : , : Springer International Publishing : , : Imprint : Springer, , 2023 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Diagnostic of concrete samples affected by internal swelling reactions / / António C. Azevedo [and five others]
| Diagnostic of concrete samples affected by internal swelling reactions / / António C. Azevedo [and five others] |
| Autore | Azevedo António C. |
| Pubbl/distr/stampa | Cham, Switzerland : , : Springer, , [2021] |
| Descrizione fisica | 1 online resource (82 pages) |
| Disciplina | 620.136 |
| Collana | Building Pathology and Rehabilitation |
| Soggetto topico |
Concrete - Expansion and contraction
Concrete - Testing |
| ISBN | 3-030-76497-4 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
Intro -- Preface -- Contents -- 1 Introduction -- 1.1 Motivation -- 1.2 Objectives -- 2 State-of the-Art -- 2.1 Introduction -- 2.2 Examples of Internal Swelling Reactions on Pile Cap Blocks -- 2.3 Mechanical Properties -- 2.3.1 Compressive Strength -- 2.3.2 Static Modulus of Elasticity -- 2.3.3 Dynamic Modulus of Elasticity -- 2.4 Concrete Durability Aspects-Concepts and Tests -- 2.4.1 Gas Permeability (K) -- 2.4.2 Mercury Intrusion Porosimetry (MIP) and Porosity (ε) -- 2.5 Physical-Chemical Analysis -- 2.5.1 Scanning Electron Microscopy (SEM) -- 2.5.2 X-Ray Diffraction (XRD) -- 2.5.3 Raman Spectroscopy -- 2.5.4 Thermogravimetric Analysis (TGA) -- 3 Methodology -- 3.1 Introduction -- 3.2 Mechanical Properties -- 3.2.1 Compressive Strength -- 3.2.2 Static Modulus of Elasticity -- 3.2.3 Dynamic Modulus of Elasticity -- 3.3 Transfer Properties -- 3.3.1 Gas Permeability (K) -- 3.3.2 Apparent Porosity (Ε) -- 3.3.3 Mercury Intrusion Porosimetry (MIP) -- 3.4 Physical-Chemical Analysis -- 3.4.1 Scanning Electron Microscopy (SEM) -- 3.4.2 X-Ray Diffraction (XRD) -- 3.4.3 Raman Spectroscopy -- 3.4.4 Thermogravimetric Analysis (TGA) -- 4 Results and Discussion -- 4.1 Introduction -- 4.2 Results of the Tests Hired by the Building Owners -- 4.3 Results of the Tests Performed -- 4.3.1 Visual Inspection -- 4.3.2 Mechanical Properties -- 4.3.2.1 Compressive Strength -- 4.3.2.2 Static Modulus of Elasticity -- 4.3.2.3 Dynamic Modulus of Elasticity -- 4.4 Transfer Properties -- 4.4.1 Gas Permeability (K) -- 4.4.2 Apparent Porosity (ε) -- 4.5 Physical-Chemical Analysis -- 4.5.1 Scanning Electron Microscopy (SEM) -- 4.5.2 X-Ray Diffraction (XRD) -- 4.5.3 Raman Spectroscopy -- 4.6 Summary of Laboratory Test Results -- 6 Correction to: Diagnostic of Concrete Samples Affected by Internal Swelling Reactions.
Correction to: A. C. Azevedo et al., Diagnostic of Concrete Samples Affected by Internal Swelling Reactions, Building Pathology and Rehabilitation 21, https://doi.org/10.1007/978-3-030-76497-5 -- 5 Conclusions -- 5.1 Suggestions for Future Works -- Bibliography. |
| Record Nr. | UNINA-9910485590903321 |
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Azevedo António C.
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| Cham, Switzerland : , : Springer, , [2021] | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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