An internal model control strategy is proposed to a class of open loop stable nonlinear systems described by fuzzy neural networks.
针对一类开环稳定的非线性系统，提出了一种基于模糊神经网络的非线性内模控制方案。
Meanwhile, the controller introduces frequency jitter technique to reduce the EMI and slope compensation to make the open loop stable.
同时，控制器电路采用频率抖动技术来减小EMI和斜坡补偿来稳定开环。
The adopted control mode of previous common frequency converter is usually of open loop constant voltage ratio, which its control curve is not stable.
早期通用变频器大多为开环恒压比的控制方式，控制曲线不稳定。
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