| 循环流化床锅炉返料换热装置冷态试验研究 |
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| 引用本文： | 吉辉,卢啸风,陈娟,亢银虎.循环流化床锅炉返料换热装置冷态试验研究[J].化学工程,2011,39(4):75-78. |
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| 作者姓名： | 吉辉 卢啸风 陈娟 亢银虎 |
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| 作者单位： | 重庆大学,低品位能源利用技术及系统教育部重点实验室,重庆,400044 |
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| 基金项目： | 重庆大学211工程“三期建设”项目(S-09101) |
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| 摘 要： | 针对一种工业循环流化床(CFB)装置专利技术,提出了新的返料换热装置方案.并在一个循环流化床冷模试验系统中,对返料换热装置气固流动特性与结构尺寸的关系进行了试验研究.通过改变回料换热室进出口结构尺寸,增设径向侧送风等,观察分析不同结构参数条件对回料系统内床料气固流动状况的影响.试验得到了回料室进口底流孔面积、返料口高度...
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| 关 键 词： | 外置式换热器 回料室 气固流动特性 立管压降 |
Cold test on returning heat exchanger device used for circulating fluidized-bed boilers |
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| JI Hui,LU Xiao-feng,CHEN Juan,KANG Yin-hu.Cold test on returning heat exchanger device used for circulating fluidized-bed boilers[J].Chemical Engineering,2011,39(4):75-78. |
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| Authors: | JI Hui LU Xiao-feng CHEN Juan KANG Yin-hu |
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| Affiliation: | JI Hui,LU Xiao-feng,CHEN Juan,KANG Yin-hu(Key Laboratory of Low-grade Energy Utilization Technologies and Systems of Ministry of Education,Chongqing University,Chongqing 400044,China) |
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| Abstract: | Based on the patent technology of a small circulating fluidized bed(CFB) device,a new scheme of returning heat exchanger device was developed.And cold test on the relationship between the structure sizes and the gas-solid flow characteristics was studied in the CFB boiler model system.By changing the geometric dimensions of the inlet and outlet of back-feeding chamber,adding lateral air supply in radial direction,the gas-solid flow characteristics of back-feeding system in different structural parameters an... |
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| Keywords: | external heat exchanger returning chamber gas-solid flow characteristics pressure drop of standpipe |
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