MATERIAL CHARACTERISATION OF THE MUNICIPAL SOLID WASTE INCINERATOR ASH

Abstract: This  report  presents  preliminary  results  of  materials  characterisation  on  the  municipal  solid  waste  incinerator (MSWI) ash, namely bottom ash (BA) and fly ash (FA). Our work focuses on the application of state-of-the-art x-ray diffraction  full  profile  analysis  techniques  for  mineralogical  phase  analysis.  Additionally,  we  characterised  the samples  by  Scanning  Electron  Microscopy  (SEM)  with  energy-dispersive  spectrometry  (EDS)  to  study  the  particle morphology and surfaces of the raw material. The bulk elemental compositions of the ash were determined by X-ray fluorescence (XRF). The mineralogical phase assemblage of MSWI bottom ash as well as of the fly ash is apparently unstable and reactive. Within three months significant changes in phase composition have been observed.
Key words: “Bottom ash”, “Fly ash”
Author: A.P. Bayuseno
Journal Code: jptmesingg100001

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