Laser & Optoelectronics Progress, Volume. 58, Issue 17, 1730002(2021)

Study on Releasing Characteristics of Solid Fuel Pyrolysis Volatilization Based on LIBS

Weihao Zhao1,2, MeiRong Dong1,2、*, Shishi Li1,2, Gangfu Rao1,2, and Jidong Lu1,2
Author Affiliations
  • 1College of Electric Power, South China University of Technology, Guangzhou , Guangdong 510640, China
  • 2Guangdong Province Engineering Research Center of High Efficient and Low Pollution Energy Conversion, Guangzhou , Guangdong 510640, China
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    Figures & Tables(6)
    Experimental device system. (a) Pyrolysis system; (b) spectral acquisition system; (c) space detection area
    LIBS of each element after pyrolysis for 30 s. (a) Coal; (b) Eucalyptus
    Spatial distribution of spectral intensity of each element in volatiles.(a)Coal;(b)Eucalyptus
    Comparison of coal and Eucalyptus pyrolysis elements at 1 mm height.(a)Peak time;(b)spectral intensity integral
    Performance curves of coal pyrolysis. (a) Spatial distribution of IH/IC values; (b) spatial distribution of residual energy; (c) relationship between residual energy and IH/IC at 1 mm height; (d) relationship between residual energy and IH/IC at 3 mm height
    • Table 1. Results of industrial analysis and inorganic element analysis of experimental samples (mass fraction)

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      Table 1. Results of industrial analysis and inorganic element analysis of experimental samples (mass fraction)

      Experimental sampleProximate analysis /%Inorganic element analysis /%
      VFCMASiMgNaKAlCaFeTi
      Indonesian coal40.8845.747.386.001.500.110.190.100.860.450.550.04
      Eucalyptus72.679.5415.402.390.310.050.070.090.050.760.110.01
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    Weihao Zhao, MeiRong Dong, Shishi Li, Gangfu Rao, Jidong Lu. Study on Releasing Characteristics of Solid Fuel Pyrolysis Volatilization Based on LIBS[J]. Laser & Optoelectronics Progress, 2021, 58(17): 1730002

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    Paper Information

    Category: Spectroscopy

    Received: Dec. 21, 2020

    Accepted: Jan. 19, 2021

    Published Online: Sep. 14, 2021

    The Author Email: Dong MeiRong (epdongmr@scut.edu.cn)

    DOI:10.3788/LOP202158.1730002

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