Silver is getting ready to make its final push through $50 an ounce just as the regulator and market participants are madly raising margin requirements.
The hybrid design of self-tuning PID regulator combines the advantage of phase margin design with the advantage of pole placement design.
综合式自校正PID调节器兼有相位裕度和极点配置两种设计方法的优点。
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Research results show that when the output of voltage regulator is the maximum value, the voltage transient stability margin of power system does not achieve its maximum;