几种典型非线性振荡器的自激响应

Self- excited Oscillating Responses of Several Typical Nonlinear Oscillators

应用等效变频激励的概念 ,用主谐波迭代的方法 ,对几种典型的非线性振荡器 (包括 Vanderpol振荡器 )进行分析和计算 ,求出了自激响应的表达式 ,与其它方法相比 ,求解过程清晰 ,谐波丰富 ,精度高 ,幅度和频率同时求出 ,收敛快 。

Under the concept of equivalent vary-frequency exciting,a new method of main harmonics iteration is applied to several typical nonlinear oscillators( including Vanderpol oscillator) for the self-excited oscillating responses. Compared with other methods,the calculation is simple, accuracy is high,harmonic waves are rich.