Influence of elevated temperatures up to 100 C on the mechanical properties of concrete: Ringversuch zur Ermittlung des Chlorideindringwiderstands von Mör…

Deutscher Ausschuss für Stahlbeton e._V.

doi:10.5771/9783410658788

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Bibliographic data

Edition: 1/2022
Copyright Year: 2022
ISBN-Print: 978-3-410-65877-1
ISBN-Online: 978-3-410-65878-8
Publisher: DIN Media, Berlin
Series: DAfStb-Heft
Language: English
Pages: 205
Product Type: Edited Book

1. Preface No access
2. Contents No access
3. Notation No access
1. Problem statement and objectives of the investigation No access
2. Structure of the document No access
1. 1. Structure of hardened Portland cement paste No access
  2. Moisture storage in the concrete microstructure No access
  3. Hydrothermal effects on the microstructure of concrete No access
2. 1. Associated mechanisms No access
  2. Describing moisture transport in porous materials No access
  3. Description of concrete drying based on diffusion No access
3. 1. Experimental investigations on concrete submitted to elevated temperatures below 100°C No access
  2. Theoretical approaches towards the conception of an experimental program No access
4. Summary No access
1. 1. Source Materials No access
  2. Mixtures No access
  3. Production scheme No access
2. 1. Conditioning of the samples No access
  2. Determination of the relative humidity and water content No access
  3. Evaluation of the concrete microstructure No access
  4. Determination of strength and stiffness No access
  5. Determination of creep and shrinkage No access
3. Summary No access
1. 1. Concretes drying at room temperature No access
  2. Concretes drying at elevated temperatures No access
  3. Temperature changes No access
2. 1. Mercury intrusion porosimetry No access
  2. Gas permeability No access
3. 1. Compressive strength No access
  2. Tensile strength No access
  3. Modulus of elasticity No access
4. 1. Influence of water content No access
  2. Influence of concrete microstructure No access
  3. Influence of concrete temperature No access
5. Summary and conclusions No access
1. 1. Effects of drying No access
  2. Combined effects of temperature and moisture content No access
2. 1. Reference temperature No access
  2. Elevated temperatures No access
3. Summary and conclusions No access
1. 1. Drying at reference temperature No access
  2. Drying at elevated temperatures No access
  3. Effect of temperature changes No access
2. 1. Assumptions No access
  2. Implementation No access
  3. Coverage and capabilities No access
  4. Comparing the model results with measurements No access
3. Summary and conclusions No access
1. Main findings of the thesis No access
2. Open questions No access
1. Wesentliche Ergebnisse und Erkenntnisse No access
2. Offene Fragen No access
Bibliography No access Pages 110 - 117
Codes and Guidelines No access Pages 118 - 119
Appendix No access Pages 120 - 202