Skip to main content
. 2023 Jan 21;9(2):e13083. doi: 10.1016/j.heliyon.2023.e13083

Table 5.

Summary of modeling and system control used in gravity separation for coal cleaning.

Coal cleaning technology Modeling System control
Conventional gravity separation (75) (15) (15)
  • -

    Pulsation-type (17)
  • -

    CFD-DEM model (1)

  • -

    Dynamic model using Matlab/Simulink (1)

  • -

    Box-Behnken design (1)
  • -

    On-line measurement (1)

  • -

    Feed control system (1)

  • -

    3D response surface (1)

  • -

    Radiometric density (5)
  • -

    Flowing film-type (9)

 N/A
  • -

    Automation and control system (1)
  • -

    Sink & float separation (27)
  • -

    CFD-DEM model (5)

  • -

    Dynamic model (2)

  • -

    Box-Behnken design (1)

  • -

    Rosin-Rammler model (1)

  • -

    Soft sensor model (1)

  • -

    Solver and Mathcad (1)
  • -

    Smart sensor (1)

  • -

    Model-data-based switching adaptive control (1)

  • -

    Pump-storage system (1)

  • -

    Medium density control (1)

  • -

    Dual-loop control system (1)

  • -

    Intelligent control (1)
  • -

    Others (22)
  • -

    Computational fluid dynamic and discrete element method (CFD-DEM) model (1)

 N/A
Dry-type gravity separation (96) (7) (4)
  • -

    Fluidized separation w/dense medium (65)
  • -

    TFM-DEM hybrid model (3)

  • -

    Magnetic particle surface attrition model (1)

  • -

    Syamial-O’Brien drag model (1)

  • -

    Disperses k-ϵ turbulence model (1)
  • -

    Density control (2)

  • -

    Flow control (1)
  • -

    Fluidized separation w/o dense medium (12)

 N/A
  • -

    Active pulsing air separation system (APSS) (1)
  • -

    Compound dry-type (19)
  • -

    The regression model (1)

 N/A
Enhanced gravity separation (18) (2) N/A
  • -

    Pulsation-type (2)

 N/A N/A
  • -

    Fluidized bed-type (3)
  • -

    The regression model (1)

 N/A
  • -

    Flowing (13)
  • -

    Box-Behnken design (1)

 N/A
Total (189) (24) (19)

Note: The number in parenthesis shows the number of related papers.

N/A means not applicable.