在晶闸管上并联了一个MOA，结果运行后出现了以下错误，请高手解答啊？谢谢了 . }9 L* B& Y/ i+ T2 ETrustRegion-based algorithm due to one of the following reasons: the model is ill-defined i.e., the system equations do not have a solution; or the nonlinear equation solver failed to converge due to numerical issues. / P, p. [. ^6 v- t z6 hTo rule out solver convergence as the cause of this error, either1 C+ P# {) g1 n$ j( _! F0 f7 N
a) switch to LineSearch-based algorithm using - _9 p" g9 F8 s7 @5 C) O' mset_param('power_svc_1tcr3tsc','AlgebraicLoopSolver','LineSearch') . P V3 s1 p. a, C. Pb) reducing the VariableStepDiscrete solver RelTol parameter so that the solver takes smaller time steps.# Z! a2 T2 \! A! k, k
If the error persists in spite of the above changes, then the model is likely ill-defined and requires modification.
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发表于 2012-4-16 16:02:22
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