But its open loop compensation technique makes the dynamic and steady performances parameter sensitive.
但由于该系统是磁通开环控制的，因此，系统动、静态性能对参数变化较敏感。
Through dividing electronic expansion valve from evaporator system and based on constant gain of superheat open loop rule, the compensation theory of valve head was analyzed.
通过将电子膨胀阀与受控对象(蒸发器)细化分开来，并依据恒定开环增益准则从理论上分析了阀头补偿原理。
This paper deals with the stability improvement of open-loop excitation system by using feedforward compensation control.
本文论述了用前馈补偿控制提高开环励磁系统稳定性问题。
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