Pyrolysis characteristics and kinetics of municipal solid wastes

作者: L Sørum , M.G Grønli , J.E Hustad

DOI: 10.1016/S0016-2361(00)00218-0

关键词: PolyethyleneThermogravimetric analysisChemical engineeringPolymerInert gasIncinerationCelluloseMaterials sciencePolypropylenePyrolysis

摘要: The large variety in municipal solid waste (MSW) composition and differences thermal degradation behaviour of MSW components makes modelling, design operation conversion systems a challenge. pyrolysis characteristics 11 different components, representing the dry cellulosic fraction plastics MSW, have been investigated. aim this study is to obtain detailed information on chemical kinetics most important MSW. A thermogravimetric analysis including determination kinetic parameters are performed at constant heating rate 10°C/min an inert atmosphere. was modelled by three independent parallel reactions describing hemicellulose, cellulose lignin. polystyrene, polypropylene, low-density polyethylene high-density were all as single hydrocarbon polymers. PVC with release benzene during dehydrochlorination, dehydrochlorination reaction remaining hydrocarbons. Possible interactions between paper plastic mixtures also It found that reactivity matter increased mixture PVC.

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