Title :
A random switching method for PWM cascaded H-bridge multi-level inverter
Author :
Mardaneh, Mohammad ; Hashemi, Zahir
Author_Institution :
Dept. of Electr. & Electron. Eng., Shiraz Univ. of Technol., Shiraz, Iran
Abstract :
In this paper a modified pulse width modulation (PWM) method is proposed to reduce the switching losses in cascaded H-bridge (CHB) multi-level inverter. A random switching scheme is also utilized to overcome the problem of unequal switching loss in power switches.
Keywords :
PWM invertors; bridge circuits; losses; switchgear; CHB multilevel inverter; PWM cascaded H-Bridge multilevel inverter; modified pulse width modulation method; power switches; random switching method; switching losses reduction; unequal switching loss; Frequency modulation; Inverters; Logic gates; Pulse width modulation; Switches; Switching loss; PWM; cascaded H-bridge; multilevel inverter; random switching;
Conference_Titel :
Circuits and Systems (ICCAS), 2012 IEEE International Conference on
Conference_Location :
Kuala Lumpur
Print_ISBN :
978-1-4673-3117-3
Electronic_ISBN :
978-1-4673-3118-0
DOI :
10.1109/ICCircuitsAndSystems.2012.6408324
