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ÓÃAspen 7.2Ä£Ä⾫Áó£¬ÏÈÓÃdstwu½á¹ûû³ö´í£¬µ«¾«ËãÓÃradfrac£¨µÚ¶þ¶ÎÄ£Ä⣩ģÄâʱһֱ³öÏÖ¾¯¸æ £¬Çó¸÷λ´óÉñ°ïæ¸ÄÏ Loading Simulation Engine 21:30:58 Fri Jun 6, 2014>> * WARNING IN PHYSICAL PROPERTY SYSTEM UNSYMMETRIC ELECTROLYTE NRTL MODEL GMENRTLQ HAS MISSING PARAMETERS: Dielectric constant (CPDIEC) MISSING FOR C2H4 & OTHER COMPONENTS. CPDIEC OF WATER CALCULATED FROM HELGESON AND KIRKHAM CORRELATION (1974) WILL BE ASSUMED. << Problem specifications modified 21:32:21 Fri Jun 6, 2014>> ->Processing input specifications ... ->Finished processing new specifications ->Calculations begin ... Block: GDEBUT Model: RADFRAC * WARNING FEED PRESSURE 0.10000E+06 (N/SQM) OF STREAM 9 IS LOWER THAN STAGE 8 PRESSURE 0.20920E+07 (N/SQM). Convergence iterations: OL IL Err/Tol *** SEVERE ERROR SINGULAR MATRIX WAS ENCOUNTERED IN INSIDE LOOP CALCULATIONS. PLEASE REVIEW COLUMN AND/OR DESIGN SPECIFICATIONS. * WARNING REST OF BLOCK BYPASSED DUE TO SEVERE ERROR. Block: B8 Model: HEATER Block: LDEBUT Model: RADFRAC * WARNING FEED PRESSURE 0.10000E+06 (N/SQM) OF STREAM 3 IS LOWER THAN STAGE 10 PRESSURE 0.97800E+06 (N/SQM). Convergence iterations: OL IL Err/Tol 1 10 2188.7 2 10 857.59 3 10 370.65 4 10 124.16[email][/email] 5 10 44.665 6 10 19.054 7 10 7.3684 8 10 3.8124 ** ERROR VAPOR OR LIQUID FLOW ON STAGE 11 IS TENDING TO DISAPPEAR. PLEASE REVIEW REFLUX/BOILUP AND DESIGN SPECIFICATIONS. > Beginning Convergence Loop $OLVER05 Method: WEGSTEIN Block: B4 Model: MIXER Block: GDEBUT Model: RADFRAC Convergence iterations: OL IL Err/Tol 1 10 210.69 2 10 236.07 3 9 79.211 4 6 8.8619 5 6 2.7689 6 6 0.97569 Block: B8 Model: HEATER Block: LDEBUT Model: RADFRAC Convergence iterations: OL IL Err/Tol *** SEVERE ERROR SINGULAR MATRIX WAS ENCOUNTERED IN INSIDE LOOP CALCULATIONS. PLEASE REVIEW COLUMN AND/OR DESIGN SPECIFICATIONS. * WARNING REST OF BLOCK BYPASSED DUE TO SEVERE ERROR. > Loop $OLVER05 Method: WEGSTEIN Iteration 1 7 vars not converged, Max Err/Tol -0.10000E+05 Block: B4 Model: MIXER Block: GDEBUT Model: RADFRAC Convergence iterations: OL IL Err/Tol 1 4 20.336 2 3 5.2850 3 3 0.95115 Block: B8 Model: HEATER Block: LDEBUT Model: RADFRAC Convergence iterations: OL IL Err/Tol 1 9 168.27 2 8 48.795 3 6 17.346 4 6 5.8899 5 7 0.43462 > Loop $OLVER05 Method: WEGSTEIN Iteration 2 9 vars not converged, Max Err/Tol 0.21500E+16 Block: B4 Model: MIXER Block: GDEBUT Model: RADFRAC Convergence iterations: OL IL Err/Tol 1 10 198.90 2 6 58.590 3 4 17.972 4 3 2.3449 5 3 0.75188 Block: B8 Model: HEATER Block: LDEBUT Model: RADFRAC Convergence iterations: OL IL Err/Tol 1 6 15.636 2 3 4.5903 3 3 0.93728 > Loop $OLVER05 Method: WEGSTEIN Iteration 3 8 vars not converged, Max Err/Tol 0.11135E+05 Block: B4 Model: MIXER Block: GDEBUT Model: RADFRAC Convergence iterations: OL IL Err/Tol 1 6 27.742 2 3 6.5231 3 2 0.83356 Block: B8 Model: HEATER Block: LDEBUT Model: RADFRAC Convergence iterations: OL IL Err/Tol 1 2 0.33073 > Loop $OLVER05 Method: WEGSTEIN Iteration 4 8 vars not converged, Max Err/Tol -0.50146E+04 Block: B4 Model: MIXER Block: GDEBUT Model: RADFRAC Convergence iterations: OL IL Err/Tol 1 4 7.0457 2 3 1.7904 3 2 0.27676 Block: B8 Model: HEATER Block: LDEBUT Model: RADFRAC Convergence iterations: OL IL Err/Tol 1 2 0.99185E-01 > Loop $OLVER05 Method: WEGSTEIN Iteration 5 8 vars not converged, Max Err/Tol 0.66576E+03 Block: B4 Model: MIXER Block: GDEBUT Model: RADFRAC Convergence iterations: OL IL Err/Tol 1 1 0.52779E-01 Block: B8 Model: HEATER Block: LDEBUT Model: RADFRAC Convergence iterations: OL IL Err/Tol 1 1 0.71433E-02 > Loop $OLVER05 Method: WEGSTEIN Iteration 6 5 vars not converged, Max Err/Tol -0.12413E+02 Block: B4 Model: MIXER Block: GDEBUT Model: RADFRAC Convergence iterations: OL IL Err/Tol 1 1 0.86650E-02 Block: B8 Model: HEATER Block: LDEBUT Model: RADFRAC Convergence iterations: OL IL Err/Tol 1 1 0.56037E-03 > Loop $OLVER05 Method: WEGSTEIN Iteration 7 1 vars not converged, Max Err/Tol 0.46575E+01 Block: B4 Model: MIXER Block: GDEBUT Model: RADFRAC Convergence iterations: OL IL Err/Tol 1 1 0.12805E-02 Block: B8 Model: HEATER Block: LDEBUT Model: RADFRAC Convergence iterations: OL IL Err/Tol 1 1 0.10462E-03 > Loop $OLVER05 Method: WEGSTEIN Iteration 8 # Converged Max Err/Tol -0.83963E+00 ->Simulation calculations completed ... *** Warning(s) were issued during Input Translation *** *** Check the Run Status Results for more Information *** *** Summary of Simulation Errors *** Physical Property System Simulation Terminal Errors 0 0 0 Severe Errors 0 0 2 Errors 0 0 1 Warnings 1 0 4 |
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