在radfrac设计规定的时候出现的,请大家帮我看看嘛? << Problem specifications modified 20:42:29 Fri Sep 17, 2010>> ->Processing input specifications ... ->Finished processing new specifications Flowsheet Analysis : Block $OLVER01 (Method: SECANT ) has been defined to converge specs : DS-1 COMPUTATION ORDER FOR THE FLOWSHEET: B2 $OLVER01 B3 (RETURN $OLVER01) ->Calculations begin ... > Beginning Convergence Loop $OLVER01 Method: SECANT > Loop $OLVER01 Method: SECANT Iteration 1 1 vars not converged, Max Err/Tol 0.50000E+03 Block: B3 Model: RADFRAC Convergence iterations: OL ML IL Err/Tol 1 1 3 14.730 2 1 1 1.6107 3 1 1 0.11615 > Loop $OLVER01 Method: SECANT Iteration 2 * WARNING SPEC FUNCTION NOT CHANGING, POSSIBLY HAS A FLAT RESPONSE TO THE MANIPULATED PARAMETER WITHIN THE GIVEN BOUNDS. 1 vars not converged, Max Err/Tol 0.50000E+03 ** ERROR Convergence block $OLVER01 did not converge normally in the final pass ->Simulation calculations completed ...查看更多0个回答 . 5人已关注