求助,aspen吸收问题? 最近做了 氨水 吸收SO2的例子,总是出现问题,总是显示 Block: ABSROBER Model: RADFRAC *** SEVERE ERROR A LIQUID FEED/PUMPAROUND TO THE TOP STAGE IS REQUIRED WHEN "Q1=0" IS SPECIFIED IN "COL-SPECS"; REQUIRED FEED/PUMPAROUND HAS ZERO FLOW. * WARNING REST OF BLOCK BYPASSED DUE TO SEVERE ERROR. Block: MIXER1 Model: MIXER Block: FSPLIT Model: FSPLIT * WARNING OUTPUT STREAM "PRODUCT1" HAS STREAM ORDER (1) SPECIFIED, BUT THE SUM OF SPLIT REACHES 1. THE SPECIFICATION IS TREATED AS A LIMIT FLOW, AND THE REST OF STREAMS WILL NOT BE PROCESSED. > Loop $OLVER01 Method: WEGSTEIN Iteration 1 # Converged Max Err/Tol 0.00000E+00 * WARNING IN PHYSICAL PROPERTY SYSTEM ATTEMPT TO USE MODEL ELECNRTL WITHOUT A SOLVENT. ACTIVITY COEFFICIENT OF UNITY IS USED * WARNING IN PHYSICAL PROPERTY SYSTEM ATTEMPT TO USE MODEL ELECNRTL WITHOUT A SOLVENT. ACTIVITY COEFFICIENT OF UNITY IS USED * WARNING IN PHYSICAL PROPERTY SYSTEM WHILE PERFORMING INITIAL ENTHALPY CALCULATIONS FOR STREAM: "AIR" ATTEMPT TO CALCULATE ENTHALPY FOR ELECNRTL MODEL WITHOUT A SOLVENT. Block: OXITATER Model: RSTOIC Block: SEP Model: FLASH2 Block: MIXER2 Model: MIXER ->Simulation calculations completed ... *** Summary of Errors *** Physical Property System Simulation Terminal Errors 0 0 0 Severe Errors 0 0 1 Errors 0 0 0 Warnings 3 0 2 都改了好多次了,就是不知道怎么回事,不知从何下手啊。希望各位高手帮忙看下。 查看更多1个回答 . 5人已关注