Fault detection and its restoration is the major challenge for smooth functioning of Multi-Level Inverter (MLI). In this paper, fault clearance scheme an Open Circuit (OC) on a 3-level 5-level Cascaded H-Bridge (CHBMLI) has been developed tested to improve reliability suitability system. An accurate fast detection, isolation bypassing faulty bridges enhance reliability, suitability, acceptabili...

Multilevel inverters have become more popular over the years in high power medium voltage applications without the use of a transformer and with promise of less disturbance & reduced harmonic distortion. In this paper, two types of multilevel converter in three phase configuration, cascaded H-Bridge multilevel inverter (CMLI) and diode clamped multilevel inverter (DCMLI) of 5 and 7-level are mo...

In this article, a hybrid Artificial Neural Network - Newton Raphson (ANN-NR) is introduced to mitigate the undesired lower-order harmonic content in cascaded H-Bridge multilevel inverter for solar photovoltaic (PV). Harmonics are extracted by excellent choice of opting switching angles exploiting Selective Harmonic Elimination (SHE) PWM technique accompanying unified algorithm order optimize a...

In this paper, a seven level asymmetrical cascaded H-Bridge multilevel inverter in three phase configuration using different level-shifted carrier-based pulse width modulation techniques is discussed. Multilevel inverters have become more popular due to high voltage and high power output applications. Comparable to traditional PWM inverters, multilevel inverters are able to reduced switching lo...

Present days renewable energy sources based grids are developing which needs inverters to convert power from DC AC. 2-level were used for this purpose overcome the drawbacks of multilevel developed. Because combination numerous devices in a series structure, provide outstanding solutions high voltage, applications. With use suitable simulations and mathematical analysis, paper compares performa...

Multilevel voltage source inverter has been recognized as an important alternative to the normal two level voltage source inverter, especially in high power application. Using multilevel technique, the output voltage amplitude is increased, switching devices stress is reduced and the overall harmonics profile is improved. Three presentable topologies can b considered for multilevel inverter (ML...

Abstract— In this research, a single phase Z-source cascading Multilevel Inverter, Nine-level inverter topologies with a trinary DC sources are offered. The recommended topologies are expanded by cascading a full bridge inverter with dissimilar DC sources. This paper recommends advanced pulse with modulation technique as a switching scheme. In this PWM technology, trapezoidal modulation techniq...

Induction motors are popularly used in various applications because of the proposed modest construction, substantiated process, and limited size specific power. The traditional AC traction drives experimentally analyzed. There is a high circulating current due to Common-Mode Voltage (CMV). Circulating Bearing Current (CBC) major problem conventional two-level voltage source inverter fed paralle...