Sinusoidal PWM



{d_m} = \frac{{{\delta _m}}}{\omega } = {t_{m + 1}} - {t_m}

{V_{o(rms)}} = {V_S}\sqrt {\sum\limits_{m = 1}^{2p} {\frac{{{\delta _m}}}{\pi }} }

{v_{o(t)}} = \sum\limits_{n = 1,3,5,..}^\infty  {{B_n}\sin n\omega t}






power electronic converter: Sinusoidal PWM

Harmonic Profile for p =5
power electronic converter: Sinusoidal PWM
{B_n} = \sum\limits_{m = 1}^{2p} {\frac{{4{V_S}}}{{n\pi }}\sin \frac{{n{\delta _m}}}{4}} \left[ {\sin n\left( {{\alpha _m} + \frac{{3{\delta _m}}}{4}} \right) - \sin n\left( {\pi  + {\alpha _m} + \frac{{3{\delta _m}}}{4}} \right)} \right]
Peak Fundamental versus M
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