| 下降管式生物质快速热解实验装置设计与实验 |
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| 引用本文： | 崔喜彬,李志合,李永军,易维明,柏雪源.下降管式生物质快速热解实验装置设计与实验[J].农业机械学报,2011,42(1):113-116. |
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| 作者姓名： | 崔喜彬 李志合 李永军 易维明 柏雪源 |
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| 作者单位： | 山东理工大学农业工程与食品科学学院,淄博,255049 |
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| 基金项目： | 国家自然科学基金资助项目(50875056); 国家高技术研究发展计划(863计划)资助项目(2009AA05Z401) |
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| 摘 要： | 为了确定在固体热载体加热方式下反应温度和停留时间对生物质热解挥发特性的影响,设计了陶瓷球热载体加热下降管式生物质热解实验装置,并进行了生物质热解挥发特性实验。该实验装置能够对反应温度进行精确控制,实现生物质粉和陶瓷球热载体按比例连续均匀喂料及热解残炭样品的采集。实验物料为玉米秸秆粉,反应温度分别为450、500、550℃。停留时间通过反应物在反应管内下降距离间接测量,下降距离分别为150、550、850、1 150 mm。利用灰分示踪法计算得到了不同条件下生物质的热解挥发率。实验结果表明:玉米秸秆粉的热解挥发率随着热解温度的升高、下降距离的加长而非线性增大。
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| 关 键 词： | 生物质能 热解 挥发 下降管 设计 实验 |
Design and Experiments of a Down-flow Tube Reactor for the Pyrolysis of Biomass |
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| Cui Xibin,Li Zhihe,Li Yongjun,Yi Weiming and Bai Xueyuan.Design and Experiments of a Down-flow Tube Reactor for the Pyrolysis of Biomass[J].Transactions of the Chinese Society of Agricultural Machinery,2011,42(1):113-116. |
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| Authors: | Cui Xibin Li Zhihe Li Yongjun Yi Weiming and Bai Xueyuan |
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| Institution: | Cui Xibin Li Zhihe Li Yongjun Yi Weiming Bai Xueyuan (School of Agricultural and Food Engineering,Shandong University of Technology,Zibo 255049,China) |
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| Abstract: | In order to investigate the effects of reaction temperature and reaction distance on the pyrolysis volatilization characteristics of biomass in a down-flow tube reactor,a ceramic ball heated down-flow tube reactor was designed and fabricated,and biomass pyrolysis experiments were conducted in the reactor.The experimental apparatus could control the reaction temperature precisely,feed the biomass and heat carrier evenly and continuously.Pulverized corn stalk powder was used as the feed stock.Reaction tempera... |
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| Keywords: | Biomass energy Pyrolysis Volatilization Down-flow tube Design Experiment |
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