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钒镍金属污染造成催化裂化催化剂失活的机理研究

abstract第4-6页
摘要第7-9页
Innovative Points Abstract第9-21页
CHAPTER 1 Introduction第21-47页
    1.1 Research background and significance第21-24页
    1.2 The FCC process第24-25页
    1.3 The Modern FCC catalyst第25-31页
        1.3.1 Components of FCC catalyst第26-31页
    1.4 FCC feedstock第31-32页
    1.5 FCC feedstock contaminants第32-37页
        1.5.1 Metal contaminants第34-37页
    1.6 Influence of feed metal contaminants on FCC catalyst第37-45页
        1.6.1 Effect of vanadium deposited on FCC catalyst第37-41页
        1.6.2 Effect of nickel deposited on FCC catalyst第41-43页
        1.6.3 Effects of vanadium and nickel on coke第43-44页
        1.6.4 Effect of coke on FCC catalyst第44-45页
    1.7 Research objectives第45-46页
    1.8 Research contents第46页
    1.9 Key problems to be solved第46-47页
CHAPTER 2 Effects of vanadium and nickel on catalytic behavior of FCC catalyst第47-65页
    2.1 Introduction第47-48页
    2.2 Experimental第48-52页
        2.2.1 Materials and sample preparation第48-49页
        2.2.2 Catalyst evaluation第49-51页
        2.2.3 Characterization第51-52页
    2.3 Results and discussion第52-63页
        2.3.1 Crystal structure impairment第52-54页
        2.3.2 Catalyst surface acidity第54-55页
        2.3.3 Catalytic activities of vanadium and nickel impregnated catalysts第55页
        2.3.4 Influence of vanadium on product distribution第55-57页
        2.3.5 Influence of nickel on product distribution第57-58页
        2.3.6 Effects of vanadium and nickel on coke formation第58-60页
        2.3.7 Correlation of coke yield with catalyst properties第60-63页
    2.4 Summary and conclusion第63-65页
CHAPTER 3 Interactive behaviors of vanadium and nickel on FCC catalyst第65-88页
    3.1 Introduction第65-66页
    3.2 Experimental第66-68页
        3.2.1 Materials and sample preparation第66页
        3.2.2 Catalyst evaluation第66-67页
        3.2.3 Characterization第67-68页
    3.3 Results and discussion第68-87页
        3.3.1 Metal analysis第68-69页
        3.3.2 Surface morphology of contaminated catalyst第69页
        3.3.3 Effects of contaminant metals coexisting on FCC catalyst第69-84页
        3.3.4 Variation of activity in the presence of metals第84-86页
        3.3.5 Mechanism of nickel reduction of vanadium poisoning of FCC catalyst第86-87页
    3.4 Summary and conclusion第87-88页
CHAPTER 4 Location and species of vanadium and nickel in FCC catalyst第88-110页
    4.1 Introduction第88-89页
    4.2 Experimental第89-91页
        4.2.1 Materials and sample preparation第89-90页
        4.2.2 Characterization第90页
        4.2.3 Cracking reaction第90-91页
    4.3 Results and discussion第91-109页
        4.3.1 Physical properties and chemical composition of catalyst samples第91-92页
        4.3.2 Surface species and location of Ni and V in FCC catalyst第92-101页
        4.3.3 Species and nature of coke第101-104页
        4.3.4 Residence of coke第104-109页
    4.4 Summary and conclusion第109-110页
CHAPTER 5 Effect of vanadium contamination on the framework and microporestructure of ultra-stable Y-zeolite第110-135页
    5.1 Introduction第110-111页
    5.2 Experimental第111-113页
        5.2.1 Materials and sample preparation第111-112页
        5.2.2 Catalyst evaluation第112页
        5.2.3 Characterization第112-113页
    5.3 Results and discussion第113-133页
        5.3.1 Effect of vanadium on different properties of zeolite第113-128页
        5.3.2 Vanadium passivation第128-129页
        5.3.3 Effect of passivator on activity and selectivity of vanadium contaminatedUSY samples第129-131页
        5.3.4 Performance of passivator on real FCC catalyst第131-133页
    5.4 Summary and conclusion第133-135页
CHAPTER 6 Catalytic performance of mesoporous zeolite derived catalyst containingvanadium and nickel contaminants第135-152页
    6.1 Introduction第135-136页
    6.2 Experimental第136-138页
        6.2.1 Zeolite modification第136-138页
        6.2.2 Characterization第138页
        6.2.3 Catalyst evaluation第138页
    6.3 Results and discussion第138-151页
        6.3.1 Surface area and porosity analysis第138-140页
        6.3.2 XRD and chemical analyses第140-142页
        6.3.3 Distribution of aluminum within zeolite framework第142-145页
        6.3.4 IR spectroscopy analysis第145-147页
        6.3.5 Surface and pores morphology analyses第147-148页
        6.3.6 Catalytic cracking performance第148-151页
    6.4 Summary and conclusion第151-152页
Conclusions第152-154页
References第154-173页
List of Publications第173-175页
Acknowledgements第175-176页
Curriculum Vitae第176页

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