Convergence iterations: OL ML IL Err/Tol 1 1 10 5594.1 2 1 10 2793.9 3 1 10 2656.2 4 1 3 188.08 5 1 3 162.47 6 1 3 141.97 7 1 3 124.91 8 1 3 110.42 9 1 3 97.925 10 1 10 87.113 11 1 10 77.686 12 1 5 69.404 13 1 10 62.114 14 1 10 55.668 15 1 5 49.946 16 1 10 44.859 17 1 5 40.324 18 1 5 36.273 19 1 5 32.650 20 1 5 29.404 21 1 5 26.493 22 1 5 23.879 23 1 10 21.531 24 1 5 19.420 25 1 5 17.520 ** ERROR RADFRAC NOT CONVERGED IN 25 OUTSIDE LOOP ITERATIONS. *** SEVERE ERROR MATERIAL AND ENERGY BALANCES FAILED TO CONVERGE: CHECK COL-SPECS OR SUPPLY BETTER TEMPERATURE AND COMPOSITION ESTIMATES. ** ERROR BLOCK RADFRAC IS NOT IN MASS BALANCE: MASS INLET FLOW = 0.85824205E+01, MASS OUTLET FLOW = 0.82390156E+01 RELATIVE DIFFERENCE = 0.41680331E-01 大家能帮忙看一下吗?谢了