用哈特莱变换估计一类连续非线性系统的参数

Parameter Estimation of a Class of Continuous Nonlinear Systems by Hartley Transformation

针对一类具有已知结构且参数可分离的连续非线性定常系统 ,借助于哈特莱正、反变换及其微分性质 ,采用频域和时域相结合的方法 ,给出了一种简单实用的参数辨识方法 .该方法不仅实现简单 ,而且对噪声有很强的抑制能力 .

Aimed at a class of continuous nonlinear time invariant systems with separable parameters and known structure,a simple and practical identification method is proposed by means of Hartley transformation,inverse transformation and its differential property.The method is in frequency domain combined with time domain and not sensitive to noise.