( 3 ) the theory of morden optimal control is used for the controller design of the active vibration isolation system . two algorithms , instantaneous optimal control and linear quadratic gauss optimal control , have been discussed and compared . an instantaneous optimal closed - loop control algorithm in structural space is derived by using the newmark scheme ( 3 )應用最優(yōu)控制理論設計控制器,對瞬時最優(yōu)控制和線性二次型gauss ( lqg )閉環(huán)控制方法進行研究和對比,并導出構形空間內的瞬時最優(yōu)閉環(huán)控制算法。
Based on the pim , the closed - loop and closed - open - loop control algorithm under the instantaneous optimal control strategy are acquired , so it has practical significance in active control . at last , the simulation analysis of numerical examples demonstrate that the methods are superior to the conventional numerical methods , and has excellent precision , efficiency and stability 最后,在c + + builder環(huán)境下編制各算法程序,算例仿真結果表明,本文算法優(yōu)于經典數值解法,有很好的計算精度、效率及穩(wěn)定性,且精度易于控制;同時,用精細積分下結構控制算法進行結構控制模擬,得出較理想控制效果。