140ARI03010
140ARI03010
140ARI03010
阀控缸是液压位置伺服控制系统常采用的一种形式，被广泛应用在对控制精度要求较高的大功率场合。活塞位置的偏差信号经PID控制器线性组合后，作为伺服阀控制信号，调节通过伺服阀的流量，达到控制液压缸活塞位置的目的。在硬件条件一定的情况下，控制系统的性能主要取决于控制器性能，而控制器的参数又直接决定着系统的终控制效果。在钢铁生产中，液压位置伺服系统多运行在恶劣的环境下，系统的控制特性会随着设备老化以及现场扰动发生较大变化，这要求PID控制器参数能够根据现场情况适时调整，维持系统良好的控制性能。
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