• 2022-06-19
    某泡点进料的连续精馏塔,已知其精馏段操作线方程为y=0.80x+0.172,提馏段操作线方程为y=1.2x-0.017,则回流比R=_____,馏出液组成xD=________,原料组成xF=_________.釜液组成xW=_________.
    A: 5  0.86    0.473  0.088
    B: 5   0.85    0.573  0.088
    C: 4   0.86    0.473  0.085
    D: 4   0.85    0.573  0.085