Optics and Precision Engineering, Volume. 17, Issue 11, 2744(2009)
Adaptive inverse control of stable platform
To improve dynamic performance and to meet the demands of high precision,fast transient response and real-time tracking ,an automatic control method for stabilizing a airborn platform is researched.On the basis of the principle of Adaptive Inverse Control(AIC), an adoptive inverse control system is designed.Then,the system takes the model reference adaptive inverse as a controller to stablilize the axis of the platform and utilizes its character of open circle to improve the system capability. The algorithm for the identication and control of model uses the least square method (LSM) to identify the parameters and the PID control and AIC analysis to compare its output. Simulation experiments indicate that the precision of the AIC system can reach 29″, which shows the proposed system has several advantages of sensitive response, non-overshoot, good anti-disturbance, and minimal stable error. Its dynamic/static performance is superior to those of conventional PID methods.
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LI Ying, GE Wen-qi, WANG Shao-bin, XU Zheng-ping, ZHANG Shu-mei. Adaptive inverse control of stable platform[J]. Optics and Precision Engineering, 2009, 17(11): 2744
Received: Oct. 6, 2008
Accepted: --
Published Online: Aug. 31, 2010
The Author Email: Ying LI (liyingflyinghn@163.com)
CSTR:32186.14.