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- Johnsson, Filip, 1960, et al.
(författare)
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Expansion of a freely bubbling fluidized bed
- 1991
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Ingår i: Powder Technology. - 1873-328X .- 0032-5910. ; 68:2, s. 117-123
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Tidskriftsartikel (refereegranskat)abstract
- The expansion of a freely bubbling fluidized bed is studied over a range of particle properties and gas velocitiesthat applies to fluidized bed boilers. A bed expansion model is derived from a modified two-phase flow model.The results from the model are compared with measurements in both a cold two-dimensional bed and a 16MW,, fluidized bed boiler, as well as with data found in the literature. The model represents experimentalresults for sand particles of a diameter ranging from 0.15 mm to 4.0 mm and with gas velocities up to 3 m s-‘.
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