Naraparaju, Ravisankar: High temperature oxidation behaviour of boiler steels with emphasis on shot-peening effects - experimental results and simulation. 2013
Inhalt
- Front page
- Kurzfassung
- Abstract
- Acknowledgements
- Table of Contents
- Symbols and abbreviations
- 1 Introduction and problem definition
- 2 Technical background and literature review
- 2.1 Alloys for high temperature applications
- 2.2 Basic theory of high temperature oxidation
- 2.3 Oxidation of Fe-Cr alloying system
- 3 Materials and experimental methods
- 3.1 Chemical composition and microstructure of the materials
- 3.2 Experimental techniques used for oxide scale characterization
- 4 Experimental results and discussion
- 4.1 Influence of Cr content on the oxidation behavior
- 4.2 Effect of shot-peening on the oxidation behaviour
- 4.3 Dislocation engineering on the shot-peened steels
- 5 Modelling and simulation
- 5.1 Background
- 5.2 Physical modelling of the effect of shot-peening on the oxidation behaviourof steels
- 5.3 Physical modelling for the simulation of external scale formation
- 5.4 Simulation results
- 5.5 Simulations using finite element method (FEM)
- 5.6 Discussion of the simulation results
- 6 Concluding discussion
- 6.1 The mechanisms of internal and external layer formation
- 6.2 Effect of Cr content on the oxidation behaviour
- 6.3 Effect of shot-peening on the oxidation behaviour
- 6.4 Dislocation engineering
- 6.5 Simulation of the external scale formation and effect of shot-peening
- 7 Conclusions and future aspects
- 8 References