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标题:Kinetic mechanics of the reactions between HCl/HF acid mixtures and sandstone minerals
时间:2019-09-11 17:39:28
DOI:10.1016/j.jngse.2016.07.044
作者:Nianyin Li;Fanhua (Bill;Jun Li;Qian Zhang;Yanlin Feng
出版源: 《Journal of Natural Gas Science & Engineering》 ,2016 ,34 :792-802
摘要:Kinetic mechanics of the reactions between HCl/HF acid mixtures and sandstone mineralsSandstoneAcidizingAcid-rock reactionReaction kinetics...
大小:1484 kb
页数:12 PAGES
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目录:
  • Kinetic mechanics of the reactions between HCl/HF acid mixtures and sandstone minerals
    • 1. Introduction
    • 2. Theoretical analysis and modeling
      • 2.1. Distribution of the reaction forms of hydrofluoric acid during sandstone acidizing
      • 2.2. Reaction mechanisms of HCl/HF acid mixtures and sandstone
        • 2.2.1. Reaction mechanisms of HF and the lattice bonds of silica minerals without HCl catalysis
        • 2.2.2. Effects of HCl catalysis on the action mechanisms of HF and the lattice bonds of silica minerals
      • 2.3. Acid-rock reaction mechanism model that considers hydrochloric catalytic action
    • 3. Experiment
      • 3.1. Experimental apparatus
      • 3.2. Sample preparation
      • 3.3. Experimental method and data processing
    • 4. Results and discussion
      • 4.1. The HF molecule is the main reaction form when hydrofluoric acid dissolves sandstone minerals
      • 4.2. Catalysis of hydrochloric acid enhances the reaction between hydrofluoric acid and sandstone minerals
      • 4.3. Kinetic equation of the acid-rock reaction
      • 4.4. Activation energy of the acid-rock reaction process
    • 5. Conclusions
    • Acknowledgments
    • Nomenclature
    • Appendix. Acid-rock reaction model of sandstone acidizing with hydrochloric acid catalysis
    • References

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