双馈调速问题

易缘天地

调双馈电机时出现了问题！！！请高手指教，在下拜谢了！！！
命令窗口：This algebraic loop may be resolved when the subsystem option 'Minimize algebraic loop occurrences' is selected on some or all of the atomic and enabled subsystems in this algebraic loop.
Warning: Discontinuities detected within algebraic loop(s), may have trouble solving.
Warning: Using a default value of 0.02 for maximum step size.  The simulation step size will be equal to or less than this value.  You can
disable this diagnostic by setting 'Automatic solver parameter selection' diagnostic to 'none' in the Diagnostics page of the configuration
parameters dialog.
simulink弹出错误框：Out of bounds switch input specified for 'sk031422/SVPWM/Subsystem1/Multiport Switch2'.  The control input must be greater than or equal to 1 and less than or equal to the number of inputs if using one-based indexing; The control input must be greater than or equal to 0 and less than the number of inputs if using zero-based indexing.

windfarmer

你的程序里面存在代数环，你去网上找找相关的解决办法
仿真经常会遇到

易缘天地

回复 2# windfarmer


    多谢但是我还是不懂？？？

youxu1221

回复 3# 易缘天地

可能是本次的计算需要用到下次的数据，等等之类的，导致不能求解

yjhou

代数环问题，这个仿真时经常出现，我一般是加一个momory模块，基本可以消除代数环。具体问题还是要具体分析，momory加多了，会影响系统动态特性。

windfarmer

回复 5# yjhou

也可以加延时采样模块

易缘天地

多谢各位！！！5、6楼正解！！！