声明
Abstract
摘要
Contents
Chapter 1 Introduction
1．1 Research background and significance
1．2 Review on Erosion Corrosion
1．2．1 Mechanism of Erosion Corrosion
1．2．2 Factors affecting erosion corrosion
1．3 Research Methods of Erosion Corrosion
1．3．1 Qualitative Analysis
1．3．2 Quantitative Analysis
1．4 Chapter Summary
Chapter 2 Research progress on erosion corrosion in hydrocracking unit
2．1 The types of erosion corrosion in hydrocracking unit
2．2 Research progress on erosion corrosion in hydroeracking
2．3 The main objective of this paper
2．4 Chapter summary
Chapter 3 Study on erosion corrosion of air cooler tubes in fractionation tower of hydrocracking unit
3．1 Research background
3．2 Numerical simulation results
3．3 Experimental process design
3．4 Equipment design and selection
3．4．1 Equipment selection
3．4．2 Gas generating device
3．4．3 Evaporation tank design
3．4．4 Selection of oil heating and temperature control system
3．4．5 Selection of pressure control system
3．4．6 Level control
3．4．7 Selection of pump
3．4．8 Condensation system
3．5 Construction and commissioning of experimental equipment
3．6 Visual experiment
3．6．1 Experimental steps
3．6．2 Experimental results and discussion
3．6．3 Analysis of erosion corrosion mechanism
3．7 Chapter summary
Chapter 4 Study Oil the fluid flowing phenomena and distribution by using pH indicator technique
4．1 Research Background
4．2 Small scale experimental setup of indicator performance
4．2．1 Small scale experimental overview
4．2．2 Preparation of Purple cabbage Indicator
4．2．3 Material and electrolyte preparation
4．2．4 Monitoring during testing
4．3 Small scale experimental results
4．3．1 Color response efficiency in test tubes
4．3．2 Experimental medium saturated hydrogen sulfide(H2S)
4．3．3 Experimental medium with Na2CO3
4．3．4 The experimental medium is naphtha and condensate water
4．3．5 Comparative study of tap and condensate water
4．1 Chapter summary
5．1 Conclusion
5．2 Prospect
References
Appendix
Acknowledgement
Introduction to author
Introduction to Supervisor
北京化工大学;
