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The paper presents a comparison between Pulverized Coal Fly Ashes (PCFA) and Spreader Stoker Coal Fly Ashes (SSCFA) by analyzing their chemical, mineralogical and physical characteristics. PCFA have been recognized as being valuable industrial by-products and many research studies have been published on their characteristics, properties and utilizations. On the contrary, relatively little is known...
EXPERIMENTALIn order to reduce bottom and fly ash volumes and detoxicity of ashes, a thermal plasma ash melting volume reduction system was recently developed (Jimbo et al., 1995) and the first commercial plants have been constructed at Matsuyama City Minami Clean Center, Japan, to treat 52 tons of ashes per day from 390 tons of municipal waste per day. Schematics of the plasma ash melting system...
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