A symmetrical multilevel inverter topology with minimal switch count and total harmonic distortion

K Janardhan, A Mittal, A Ojha - Journal of Circuits, Systems and …, 2020 - World Scientific
A multilevel inverter (MLI) with reduced number of power devices, especially for the higher
output levels, is presented in this paper. The generalized topology for (2 n+ 1) level MLI is …

Five-level cascaded H-bridge MLC-based shunt active power filter for active harmonics mitigation in distributed network

J Tandekar, A Ojha, S Jain - Journal of Circuits, Systems and …, 2019 - World Scientific
This paper presents an investigation on mitigation of current harmonics, using Cascaded H-
bridge Multilevel Converter (CHB-MLC)-based Shunt Active Power Filter (SAPF) …

SEIG-based renewable generation for MVDC ship power system with improved power quality

JK Tandekar, A Ojha, S Jain - Electric Power Components and …, 2019 - Taylor & Francis
The global energy consumption is increasing day by day. This increased energy demand
can only be fulfilled through large-scale renewable energy integration. This article presents …

SPWM control scheme for CHB-MLI with minimal voltage THD

H Karneddi, K Janardhan, A Sirsa, A Ojha… - Advances in Clean …, 2021 - Springer
Various level shifting-sinusoidal pulse width modulation (LS-SPWM) control schemes for the
five-level cascaded H-bridge multilevel inverter (CHB-MLI) are presented in this paper. A …

[HTML][HTML] Pulse pattern optimization based on brute force method for medium-voltage three-level NPC converter with active front end

D Cikač, N Turk, N Bulić, S Barbanti - Electronics, 2020 - mdpi.com
Nowadays, regulation standards regarding the injection of harmonics in the grid power
supply are becoming stricter. These standards have a direct impact on the design and …

[PDF][PDF] Performance Evaluation of Model Predictive Current Controlled Grid Tied Converter for Sampling Frequency Variations

BR Warrier, A Vijayakumari, SK Kottayil - International Journal on Electrical …, 2019 - ijeei.org
Model predictive control is identified as one of the emerging control platforms which can
replace the classical linear as well as sliding mode controls of power converters and drives …

A Novel Cascaded 'H'Bridge-Based Multilevel Inverter with Reduced Losses and Minimum THD

M Pamujula, A Ohja, P Swarnkar, RD Kulkarni… - Advances in Clean …, 2021 - Springer
An industrial application requires a wide range of voltage and power levels. Inverters based
on multilevel structure are most preferable in medium voltage and high power applications …

[PDF][PDF] Design of Control System Using Online Tuning of PI Controllers for Three-Phase Active Front End Neutral Point Clamped Three-Level Converter.

A Ojha - Journal Européen des Systèmes Automatisés, 2020 - researchgate.net
Accepted: 2 December 2020 In conventional DC link AC-AC converter system, uncontrolled
front end converter has inherent problem of power quality. To overcome the problem …

A 3-ϕ Bi-directional AC/DC Charger Configuration for EV Infrastructure

UK Yadav, N Sandeep - 2022 IEEE 2nd International …, 2022 - ieeexplore.ieee.org
A two stage bi-directional topology is proposed in this paper for electric vehicles (EVs)
charging and discharging. First stage consists of active front end three level NPC and …

[PDF][PDF] A Switching Strategy of CHB Inverter for PV System Under Nonuniform Illuminating Conditions

H Suhana, NI Sinisuka, M Nurdin… - International Journal on …, 2020 - ijeei.org
This paper proposes a switching strategy for Cascaded H-bridge (CHB) multilevel inverter
for photo voltaic (PV) power generation systems under nonuniform illuminating conditions. In …