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    • 8. 发明申请
    • DEVICE AND METHOD FOR THE DRYING AND TORREFACTION OF AT LEAST ONE CARBON-CONTAINING MATERIAL FLOW IN A MULTIPLE HEARTH FURNACE
    • 用于多个心脏炉中至少一个含碳材料流的干燥和弯曲的装置和方法
    • US20120137538A1
    • 2012-06-07
    • US13390273
    • 2011-07-15
    • Karl LampeJürgen DenkerChristoph BeyerRichard Erpelding
    • Karl LampeJürgen DenkerChristoph BeyerRichard Erpelding
    • F26B3/02F26B19/00
    • C10B49/02C10B7/02C10B53/02C10L5/40C10L9/083F26B17/003F26B21/04F26B21/14F26B23/022F26B2200/02Y02E50/14Y02E50/15Y02E50/30
    • The device according to the invention for drying and torrefaction of at least one carbon-containing material flow in a multiple-hearth furnace substantially comprisesa drying zone, which comprises a feed device for feeding a carbon-containing material flow, a discharge point for discharging a drying gas flow containing water vapour and an infeed point for recycling at least a part of the drying gas flow, a torrefaction zone for degassing the material flow dried in the drying zone, which comprises a discharge point for discharging a torrefied material flow, at least one infeed point for an exhaust gas and a discharge point for a torrefaction gas flow, a heat exchanger for heating the drying gas flow, the discharge point of the drying zone being connected via the heat exchanger to the infeed point of the drying zone, a combustion assembly, wherein the discharge point of the torrefaction zone is connected via the combustion assembly and the heat exchanger to the infeed point of the torrefaction zone, wherein a torrefaction gas flow discharged via the discharge point of the torrefaction zone is combusted in the combustion assembly and the resulting exhaust gas is used in the heat exchanger to heat the drying gas flow and is fed to the torrefaction zone, wherein the drying zone and the torrefaction zone comprise two separate gas circulations.
    • 根据本发明的用于在多炉底炉中干燥和烘焙至少一种含碳材料流的装置基本上包括干燥区,其包括用于进料含碳材料流的进料装置,用于排出的排出点 含有水蒸汽的干燥气体流和用于再循环至少一部分干燥气体流的进料点,用于对在干燥区中干燥的材料进行脱气的烘焙区,其包括用于排出烘焙物料流的排放点, 用于排气的至少一个进料点和用于烘焙气体流的排出点,用于加热干燥气体流的热交换器,经由热交换器连接到干燥区的进料点的干燥区的排出点, 燃烧组件,其中烘焙区的排放点通过燃烧组件和热交换器连接到托盘的进料点 其中通过所述烘焙区的排放点排出的烘焙气体流在所述燃烧组件中燃烧,并且所述废气在所述热交换器中用于加热所述干燥气体流并被供给到所述烘焙区,其中, 干燥区和烘焙区包括两个单独的气体循环。