图共 6个 表共 3
    • 图  1  实验装置图

      Figure 1.  Diagram of experimental equipment

    • 图  2  表观气速与固气比关系图

      Figure 2.  Relationship between superficial gas velocity and the ratio of solid and gas

    • 图  3  ECT处流型以及平均截面浓度分布图

      Figure 3.  Flow pattern and distribution profile of average cross section at ECT

    • 图  4  弯管压降实验值与计算值比较

      Figure 4.  Comparison of experimental value and calculated value of pressure drop of bend

    • 图  5  弯管结构示意图及压力的沿程变化图

      Figure 5.  Schematic diagram of bend pipe structure and trend of pressure drop along the distance

    • 图  6  压力、浓度沿管道变化趋势图

      Figure 6.  trend diagram of pressure and concentration along the pipeline

    • dv/μmds/μmd10/μmd50/μmd90/μmρp/(kg·m-3)MC/%
      40.304.832.0717.42115.301627.501.15

      表 1  煤粉的物料性质

      Table 1.  Material properties of pulverized coal

    • CaseQ2/(m3·h−1)Q3/(m3·h−1)Ws/(kg·h−1)PT/kPaUg/(m·s−1)P1/kPa$ \frac{{\Delta {P_2}}}{{\rm{L}}}$/(kPa·m−1)P/kPaμ/(kg·kg−1)
      115.750.004659.8568.221.0910.215.6439.79328.23
      216.345.734161.8862.151.768.613.9049.65170.14
      316.0716.413980.7091.632.207.302.9479.34110.92

      表 2  实验工况表

      Table 2.  Experimental condition

    • CaseUg/(m·s−1)ρg/(kg·m−3)ReLe/mm
      11.091.805480.452506.37
      21.761.939488.271731.07
      32.202.3114195.531115.49

      表 3  Le计算表

      Table 3.  Calculation of Le