系统仿真表明：闭环系统不仅能很好地克服反应性扰动，又具有良好的随动特性。
System simulation indicates that the close loop system not only is capable of overcoming the reactivity disturb, but also has good fixed value following characteristic.
在反应堆物理设计和分析时，经常要进行微扰计算，以快速分析堆芯中子截面扰动下反应性的变化量。
Perturbation calculation will be required to rapidly determine the changes of reactivity caused by core neutron cross sections perturbation in reactor physics design and analysis.
实际运行情况表明该方法能有效地克服了外部干扰对反应釜内温度的扰动，具有调节迅速，超调量少和棒性强的特点。
Finally, the run of system verified this method can effectively overcome the interference of external disturbance with characteristics of rapid adjustment, less overshoot and robustness.
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