• 《工程索引》(EI)刊源期刊
    • 中文核心期刊
    • 中國科技論文統計源期刊
    • 中國科學引文數據庫來源期刊

    留言板

    尊敬的讀者、作者、審稿人, 關于本刊的投稿、審稿、編輯和出版的任何問題, 您可以本頁添加留言。我們將盡快給您答復。謝謝您的支持!

    姓名
    郵箱
    手機號碼
    標題
    留言內容
    驗證碼

    移動床固體顆粒繞流順排圓管的過程

    鄧升安 樓國鋒 徐科珺 溫治 劉訓良 豆瑞鋒 蘇福永

    鄧升安, 樓國鋒, 徐科珺, 溫治, 劉訓良, 豆瑞鋒, 蘇福永. 移動床固體顆粒繞流順排圓管的過程[J]. 工程科學學報, 2018, 40(6): 735-742. doi: 10.13374/j.issn2095-9389.2018.06.012
    引用本文: 鄧升安, 樓國鋒, 徐科珺, 溫治, 劉訓良, 豆瑞鋒, 蘇福永. 移動床固體顆粒繞流順排圓管的過程[J]. 工程科學學報, 2018, 40(6): 735-742. doi: 10.13374/j.issn2095-9389.2018.06.012
    DENG Sheng-an, LOU Guo-feng, XU Ke-jun, WEN Zhi, LIU Xun-liang, DOU Rui-feng, SU Fu-yong. Particles flowing process across aligned tubes in a moving bed[J]. Chinese Journal of Engineering, 2018, 40(6): 735-742. doi: 10.13374/j.issn2095-9389.2018.06.012
    Citation: DENG Sheng-an, LOU Guo-feng, XU Ke-jun, WEN Zhi, LIU Xun-liang, DOU Rui-feng, SU Fu-yong. Particles flowing process across aligned tubes in a moving bed[J]. Chinese Journal of Engineering, 2018, 40(6): 735-742. doi: 10.13374/j.issn2095-9389.2018.06.012

    移動床固體顆粒繞流順排圓管的過程

    doi: 10.13374/j.issn2095-9389.2018.06.012
    基金項目: 

    國家重點研發計劃資助項目(2016YFC0401201)

    詳細信息
    • 中圖分類號: TH172

    Particles flowing process across aligned tubes in a moving bed

    • 摘要: 工業中常用帶埋管的移動床來加熱或冷卻固體顆粒物料,其過程涉及顆粒流與管壁間的復雜傳熱,而顆粒繞流圓管的流動過程對其傳熱效果起著決定性作用.為簡化描述顆粒的流動過程,通過分析顆粒繞流圓管的特性,建立了擬漏斗流模型,并給出了模型所需顆粒繞流圓管描述參數的取值范圍,模型可用以求取顆粒繞流圓管的速度場和時長等參數.建立了埋管移動床實驗系統,考察了顆粒繞流順排管束的過程;同時利用離散單元法(DEM)對該過程進行數值模擬,獲得了顆粒繞流圓管的流動過程,并利用移動床實驗結果對比驗證了離散單元法數值模擬結果;最后,對比了基于擬漏斗流模型的計算結果和離散單元法數值模擬結果,并根據此結果對擬漏斗流模型的描述參數進行了確定.

       

    • [2] Zhang R Q, Yang H R, Lu J F, et al. Theoretical and experimental analysis of bed-to-wall heat transfer in heat recovery processing. Powder Technol, 2013, 249:186
      [3] Jaeger H M, Nagel S R. Physics of the granular state. Science, 1992, 255(5051):1523
      [4] Niegsch J, Köneke D, Weinspach P M. Heat transfer and flow of bulk solids in a moving bed. Chem Eng Process, 1994, 33(2):73
      [5] Kurochkin Y P. Heat transfer between tubes of different sections and a stream of granular material. J Eng Phys Thermophys, 1966, 10(6):447
      [8] Takeuchi H. Particles flow pattern and local heat transfer around tube in moving bed. AIChE J, 1996, 42(6):1621
      [9] Baumann T, Zunft S. Theoretical and experimental investigation of a moving bed heat exchanger for solar central receiver power plants. J Phys Conf Series, 2012, 395(1):ArtNo. 012055
      [10] Baumann T, Zunft S, Tamme R. Moving bed heat exchangers for use with heat storage in concentrating solar plants:a multiphase model. Heat Transfer Eng, 2014, 35(3):224
      [11] Bartsch P, Baumann T, Zunft S. Granular flow field in moving bed heat exchangers:a continuous model approach. Energy Procedia, 2016, 99:72
      [12] Polderman H G, Boom J, De Hilster E, et al. Solids flow velocity profiles in mass flow hoppers. Chem Eng Sci, 1987, 42(4):737
      [13] Cleary P W. Industrial particle flow modelling using discrete element method. Eng Comput, 2009, 26(6):698
      [14] Yang W J, Zhou Z Y, Yu A B. Discrete particle simulation of solid flow in a three-dimensional blast furnace sector model. Chem Eng J, 2015, 278:339
      [16] Liu J X, Yu Q B, Peng J Y, et al. Thermal energy recovery from high-temperature blast furnace slag particles. Int Commun Heat Mass Transfer, 2015, 69:23
      [17] Santos K G, Campos A V P, Oliveira O S, et al. Dem simulations of dynamic angle of repose of acerola residue:a parametric study using a response surface technique. Blucher Chem Eng Proc, 2015, 1(2):11326
    • 加載中
    計量
    • 文章訪問數:  654
    • HTML全文瀏覽量:  227
    • PDF下載量:  16
    • 被引次數: 0
    出版歷程
    • 收稿日期:  2017-12-11

    目錄

      /

      返回文章
      返回
      中文字幕在线观看