Application of Soft Computing Techniques in Mechanical Engineering

Chapter 8 A CFD model for parametric study of pipe elbow erosion behavior caused by the slurry flow

Nilesh Kumar Sharma and Satish Kumar Dewangan

National Institute of Technology, Raipur, India

Pankaj Kumar Gupta

Guru Ghasidas University, Bilaspur, India

DOI: 10.1201/9781003257691-8

Contents

1. 8.1 Introduction
2. 8.2 Methodology
   • 8.2.1 Governing equation
   • 8.2.2 Turbulence modeling
   • 8.2.3 Particle tracking model
   • 8.2.4 Erosion equation
3. 8.3 Model implementation procedure
   • 8.3.1 Computational procedure
   • 8.3.2 Grid independence test
4. 8.4 Results and discussion
   • 8.4.1 CFD validation
   • 8.4.2 Effect of sand particle concentration
   • 8.4.3 Effect of slurry velocity
   • 8.4.4 Effect of sand particle size
5. 8.5 Conclusion
6. Acknowledgments
7. Nomenclature
8. References

8.1