LC串联电路非共振固有振荡与谐波共振的区别
Difference between Harmonic Resonance and Non-resonant Natural Oscillation of LC-series Circuit
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摘要: 当正弦激励电压频率等于LC串联电路固有频率的1/N(N=2,3,4…)时,RLC串联回路中也会产生电磁固有振荡.通过改变电路参数,观察对非共振固有振荡波形产生的影响情况.分析研究了非共振固有振荡不是谐波共振,它与谐波共振有较大区别.Abstract: LC series circuit also can produce natural oscillation when the frequency of sinusoidal driving is equal to 1/N of the natural frequency(N=2,3,4,…).It is shown that the nonresonant natural oscillation and harmonic resonance are two kinds of different vibration.