• Publication Date: 05/01/1995
  • Organization(s):
    Jenike & Johanson Inc. Poly Hi Solidur
  • Article Type: Case Histories
  • Subjects: Abrasion resistance, Solids flow
After funnel flow from a coal bunker results in stagnant coal that can spontaneously combust, a power plant installs new hoppers and flow-promoting liners.

Hopper railcars deliver coal to Northern States Power’s [NSP’s] two-unit, 384-megawatt Riverside plant in Minneapolis. A series of conveyors move the coal to a crusher and then to a storage bunker. Eventually, pressurized air blows the coal through ignitors into pressurized boilers.

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