A new way to generate stable ac current is found with feedbackcontrol system by single chip microcomputer. So a new high power ac current regulator is developed.
再用单片机组成反馈控制系统，从而找到了交流稳流的新方法，研制出一个大功率交流稳流电源。
2
Aiming at solving the unsafety problem of milling vertebra wall in spine stenosis surgery a spine robot system based on force feedbackcontrol strategy is introduced.
The mathematical models based on the assumed modes method and a closed loop velocity feedbackcontrol law are developed to describe the flexural vibration dynamic behaviors.