Biomass Thermal Conversion Regimes
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Rela%ons & major differences from torrefac%on, pyrolysis to gasifica%on process type some process parameters Wt % Yields LIQUID Wt % Yields SOLID char Wt % Yields GAS TORREFACTION Temp ~ 250 C Res. %me < 30m Med hot vap res 0 % pyrooil 70 % 30 % SLOW PYROLYSIS or bio char Temp ~400 C Res. %me ~ 30m Long hot vap res. 30 % pyrooil ( 70 % water) 35 % 35 % FAST PYROLYSIS or flash pyrolysis Temp ~ 550 C Res. %me < 2s Short hot vap res. 75 % pyrooil ( 25% water) 12 % 13 % GASIFICATION Temp > 820 C Residence < 5s Long hot vap res. 5 % pyrooil, tar ( 5% water) 10 % 85 % compiled by George v. Bommel with info T. Bridgewater
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biomass thermal conversions
Transcript of Biomass Thermal Conversion Regimes
- 1. Rela%ons&majordierencesfromtorrefac%on,pyrolysistogasica%on someprocessWt%YieldsWt%Yields Wt%Yieldsprocesstype parameters LIQUIDSOLIDchar GASTORREFACTION Temp~250C 0%pyro-oil 70%30%Res.%me
