碱液吸收含硫废气模拟，Aspen问题，菜鸟求助
模拟NAOH吸收H2S却出现如下问题：*WARNING
FEED PRESSURE0.10000E+06 (N/SQM) OF STREAM 1020
IS LOWER THAN STAGE 1 PRESSURE0.50000E+06 (N/SQM).
*WARNING
FEED PRESSURE0.10000E+07 (N/SQM) OF STREAM 101
IS LOWER THAN STAGE10 PRESSURE0.10500E+07 (N/SQM).
***SEVERE ERROR
COL-SPEC IN STDVOL-BASIS AND COMPONENT MOLAR STANDARD VOLUME(S) MISSING.
*WARNING
REST OF BLOCK BYPASSED DUE TO SEVERE ERROR
请问如何解决
进气压力小于塔板压力 进不去料
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