Improvement in Performance of Cascaded Multilevel Inverter Using Triangular and Trapezoidal Triangular Multi Carrier SVPWM

Lokeshwar Reddy Chintala, Satish Kumar Peddapelli, Sushama Malaji

Improvement in Performance of Cascaded Multilevel Inverter Using Triangular and Trapezoidal Triangular Multi Carrier SVPWM

Číslo: 5/2016
Periodikum: Advances in Electrical and Electronic Engineering
DOI: 10.15598/aeee.v14i5.1767

Klíčová slova: APODSVPWM; cascaded H-bridge; multilevel inverter; PODSVPWM; PSCSVPWM; TTMC-PDSVPWM, víceúrovňový měnič. ,

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Anotace: In this paper a new Trapezoidal Triangular Multi Carrier SVPWM (TTMC-SVPWM) technique has been proposed for a cascaded H bridge multilevel inverter. This technique has been implemented for a 11-level cascaded H-bridge multilevel inverter to evaluate the performance parameters and also to compare it with other types of carrier based PWM techniques such as Phase Disposition (PD), Phase Opposition Disposition (POD), Alternative Phase Opposition Disposition (APOD) and Phase Shifted Carrier (PSC) PWM techniques. The simulation has been carried out for 11-level H-bridge multilevel inverter using MATLAB/Simulink. The detailed analysis of the results has been presented and studied in terms of fundamental component of output voltage and THD.