Inspec keywords: PWM power convertors; pulse width modulation; PWM invertors; iterative methods; nonlinear equations; harmonics suppression; power electronics; Newton method

Other keywords: modulation strategy; nonlinear transcendental equations solution; selective harmonic elimination pulse width modulation; SHEPWM strategy; selective harmonic mitigation pulse width modulation strategies; SHMPWM strategies; three-level NPC converter

Subjects: Modulation and coding methods; Power supply quality and harmonics; Interpolation and function approximation (numerical analysis); Mathematical analysis