Volume 13 (2025)
Volume 12 (2024)
Volume 11 (2023)
Volume 10 (2022)
Volume 9 (2021)
Volume 8 (2020)
Volume 7 (2019)
Volume 6 (2018)
Volume 5 (2017)
Volume 4 (2016)
Volume 3 (2015)
Volume 2 (2014)
Volume 1 (2013)
Power Electronic
A Modified Clamp-Double Submodule (CD-SM) Based Modular Multilevel Converter (MMC) With Reduced Component Count for HVDC Application

H. Chaudhari; P. Darji

Articles in Press, Corrected Proof, Available Online from 08 November 2023


  Recent grid codes require a high voltage direct current (HVDC) converter station remains connected and provide reliable operation under various faults. An improved clamp-double submodule (CD-SM) is introduced in this article, which belongs to the modular multilevel converter (MMC) topologies proposed ...  Read More

Power Electronic
A Low Input Current Ripple High Step-Up DC-DC Converter with Reduced Voltage Stress for Renewable Energy Application

N. Yousefi; D. Mirabbasi; B. Alfi; M. Salimi; Gh.R. Aghajani

Articles in Press, Corrected Proof, Available Online from 28 January 2024


  This report develops a high step-up topology employing a voltage multiplier cell (VMC) and a coupled inductor for renewable energy usage. The efficiency is improved and the blocking voltage on semiconductors is decreased. The proposed structure achieves a high voltage gain by utilizing a VMC and one ...  Read More

Power Electronic
Modelling and Control of a High-Step-Up Enhanced Super-Lift Converter

S. Hasanzadeh; S.M. Dehghan; M. Asadi; S.M. Salehi

Articles in Press, Corrected Proof, Available Online from 12 May 2024


  Step-up DC-DC converters are essential components used in a wide range of applications. Many researchers have proposed various methods to achieve high voltage gain in DC-DC converters. However, this typically involves adding multiple passive components, which increases system complexity and complicates ...  Read More

Power Electronic
A Topology of Non-Isolated Soft Switched DC-DC Converter for Renewable Energy Applications

N. Bagheri; B. Tousi; S.M. Alilou

Articles in Press, Corrected Proof, Available Online from 12 May 2024


  This research offers a high step-up DC-DC converter using a two- winding coupled inductor and voltage multiplier circuit (VMC) including diodes and capacitors for renewable energy (RE) usages such as photovoltaic (PV) and fuel cell (FC). The advantages of this converter are: 1) High voltage gain with ...  Read More

Power Electronic
Analysis and Implementation of a High Step-Up DC-DC Converter Integrating a Hybrid Voltage Multiplier Cell and a Coupled Inductor

H. Shayeghi; R. Mohajery; N. Bizon

Articles in Press, Corrected Proof, Available Online from 29 June 2024


  This research introduces a modified design for non-isolated DC-DC converters with a high voltage gain using the design concepts of a coupled inductor (CI) and a hybrid voltage multiplier cell. It is attainable to further increase the output gain without requiring a higher duty cycle or a large turn ratio ...  Read More

Power Electronic
Boost DC-DC Converter Design for Improved Performance and Stability of Fuel Cell Using Model Predictive Control and Firefly Optimization Algorithm

Y. Yerkin; A.H.O. Al Mansor; A.A. Ibrahim; A.R.T. Zaboun; J.K. Abbas; S.H. Hlail; D.A. Lafta; K. Al-Majdi

Volume 11, Special Issue , March 2023


      DC-DC converters play a crucial role in fuel cell power generation systems, serving as an interface between the fuel cell and the load. Boost converters have gained popularity due to their ability to increase input voltage. However, the performance and efficiency of DC-DC converters in ...  Read More

Power Electronic
Design of A Single-Phase Transformerless Grid-Connected PV Inverter ‎Considering Reduced Leakage Current and LVRT Grid Codes

F. Mohammadi; J. Milimonfared; H. Rastegar; M. Farhadi-Kangarlu

Volume 9, Issue 1 , April 2021, , Pages 49-59


  A new single-phase transformerless grid-connected PV inverter is presented in this paper. Investigations in transformerless grid-connected PV inverters indicate the existence of the leakage current is directly related to the variable common-mode voltage (CMV), which is presented in detail. On the other ...  Read More

Power Electronic
Analysis and Design of a New Single Switch Non-Isolated Buck-Boost dc-dc Converter

M. R. Banaei; H. Ajdar Faeghi Bonab; N. Taghizadegan Kalantari

Volume 8, Issue 2 , August 2020, , Pages 116-127


  In this paper, a new transformerless buck-boost converter based on ZETA converter is introduced. The proposed converter has the ZETA converter advantages such as, buck-boost capability and input to output DC insulation. The suggested converter voltage gain is higher than the classic ZETA converter. In ...  Read More

Power Electronic
Performance Improvement of Single-Phase Transformerless Grid-Connected PV Inverters Regarding Common-Mode Voltage (CMV) and LVRT

M. Farhadi-Kangarlu; F. Mohammadi

Volume 7, Issue 1 , May 2019, , Pages 1-15


  The single-phase transformerless grid-connected photovoltaic (PV) systems, mainly the low-power single-phase systems, require high efficiency, small size, lightweight, and low-cost grid-connected inverters. However, problems such as leakage current, the DC current injection and safety issues are incorporated ...  Read More

Power Electronic
High Gain Multi-input DC-DC Converter with Combined Phase-shift/PWM Modulation for Stand-Alone Applications

P. Khademi Astaneh; J. Javidan; Kh. Valipour; A. Akbarimajd

Volume 7, Issue 1 , May 2019, , Pages 49-57


  The existence of unreliable renewable energy resources would be required to use energy resources and storage units simultaneously, particularly in applications such as electrical vehicles and stand-alone energy supplying systems. The objective of this paper is to introduce a new topology of multi input ...  Read More

Power Electronic
An Interleaved Configuration of Modified KY Converter with High Conversion Ratio for Renewable Energy Applications; Design, Analysis and Implementation

M. Eskandarpour Azizkandi; F. Sedaghati; H. Shayeghi

Volume 7, Issue 1 , May 2019, , Pages 90-106


  In this paper, a new high efficiency, high step-up, non-isolated, interleaved DC-DC converter for renewable energy applications is presented. In the suggested topology, two modified step-up KY converters are interleaved to obtain a high conversion ratio without the use of coupled inductors. In comparison ...  Read More

Power Electronic
An Isolated Off-Line High Power Factor Electrolytic Capacitor-Less LED Driver with Pulsating Output Current

A. Ghaemi; M. R. Banaei; A. Safari

Volume 7, Issue 1 , May 2019, , Pages 129-139


  One of the most efficient lighting technology is based on light-emitting diodes (LEDs). Common LED drivers with AC-input (50-60Hz) usually require a bulk electrolytic capacitor to decrease low-frequency ripple in the output. However, the critical element that limits the lifespan of the LED driver is ...  Read More

Power Electronic
A Modified Phase-Shifted Pulse Width Modulation to Extend Linear Operation of Hybrid Modular Multi-level Converter

M. M. Rahimian; M. Hoseinpour; A. Dejamkhooy

Volume 6, Issue 2 , December 2018, , Pages 183-192


  Recently, hybrid modular multi-level converters, which are configured as full and half bridge sub-modules, are developed and utilized in the wide area of applications. Compared to its non-hybrid counterpart, these converters have several advantages such as the ability to nullify the DC side fault current ...  Read More

Power Electronic
A Multi-port High Step-up DC/DC Converter for Hybrid Renewable Energy Application

E. Seifi; A. Rajaei; S. Zare; A. Nabinejad; S. Nobahar

Volume 6, Issue 2 , December 2018, , Pages 193-207


  This paper presents a novel multi-port DC/DC converter which is suitable to be used as the interface of hybrid renewable energy systems. The converter contains three unidirectional power flow ports which two of them are input ports and are connected to two independent energy sources while the third one ...  Read More

Power Electronic
Two-Stage Inverter Based on Combination of High Gain DC-DC Converter and Five-Level Inverter for PV-Battery Energy Conversion

R. Esmaeilzadeh; A. Ajami; M. R. Banaei

Volume 6, Issue 1 , June 2018, , Pages 101-110


  This paper proposes a new two-stage inverter based on transformer-less high gain DC-DC converter for energy conversion of a photovoltaic system. The designed system consists of a high gain DC-DC converter cascaded with a three-phase inverter. The proposed DC-DC converter has a simple structure, and it ...  Read More

Power Electronic
Analysis of Switched Inductor Three-level DC/DC Converter

E. Salari; M. R. Banaei; A. Ajami

Volume 6, Issue 1 , June 2018, , Pages 126-134


  A non-isolated DC/DC converter with high transfer gain is proposed in this paper. The presented converter consists of the switched inductor and three-level converters. The DC/DC power converter is three-level boost converter to convert the output voltage of the DC source into two voltage sources. The ...  Read More

Power Electronic
A New Control Method for Single-Phase Grid-Connected Inverter Using Instantaneous Power Theory

M. Heidari; M. A. Shams Nejad; M. Monfared

Volume 5, Issue 2 , December 2017, , Pages 105-116


  Because of installation for local consumers and since it is free of all contaminations, connecting photovoltaic cells to the grid via single-phase inverter is significantly on the rise. In this paper, a new simple current control is proposed for a single-phase grid-connected voltage source inverter. ...  Read More

Power Electronic
A Generalized Modular Multilevel Current Source Inverter

E. Seifi Najmi; A. Ajami; A. H. Rajaei

Volume 5, Issue 2 , December 2017, , Pages 181-190


  This paper proposes a novel topology of multilevel current source inverter which is suitable to apply in low/medium voltage. The proposed topology is capable of producing desirable bidirectional output current levels. Furthermore, it can employ symmetrical DC current sources as well as asymmetrical ones ...  Read More

Power Electronic
A Developed Structure of Step-Up DC/DC Converter by Using Coupled Inductor and Active Clamped Circuit

E. Babaei; Gh. Mosatafai Baruji; H. Mashinchi Maheri; A. Abbasnezhad

Volume 5, Issue 1 , June 2017, , Pages 31-42


  In this paper, a new structure of step-up dc-dc converter by using coupled inductor and active-clamped circuit is proposed. The proposed converter generates high voltage gain in comparison with the conventional dc-dc converters. Duo to using active-clamped circuit in the proposed topology the voltage ...  Read More

Power Electronic
A Soft Switched DC-DC Boost Converter for Use in Grid Connected Inverters

S. Jalilzadeh; M. Pakdel

Volume 5, Issue 1 , June 2017, , Pages 75-82


  This paper presents a soft-switching DC-DC boost converter, which can be utilized in renewable energy systems such as photovoltaic array, and wind turbine connections to infinite bus of a big power network, using grid connected inverters. In the proposed topology for the DC-DC boost converter, the main ...  Read More

Power Electronic
A New Structure of Buck-Boost Z-Source Converter Based on Z-H Converter

E. Babaei; T. Ahmadzadeh

Volume 4, Issue 2 , December 2016, , Pages 117-131

  In this paper, a new structure for buck-boost Z-source converter based on Z-H topology is proposed. The proposed converter consists of two LC networks similar to the conventional Z-source and Z-H converters. One of the characteristics of the proposed structure is that, without any changing in its’ ...  Read More

Power Electronic
Two Inputs Five-Level Quasi-Z-Source Inverter

A. Baghbany Oskouei; M. R. Banaei; M. Sabahi

Volume 4, Issue 2 , December 2016, , Pages 132-142

  This paper combines quasi-Z-source into a typical five-level inverter, which includes two dc voltage sources, two quasi-Z-sources and five switching devices. In this structure, the output voltage amplitude is not limited to dc voltage source and it can be increased by quasi-Z-source. Besides, due to ...  Read More

Power Electronic
Multi-Stage DC-AC Converter Based on New DC-DC Converter for Energy Conversion

Mohammadreza Banaei

Volume 4, Issue 1 , June 2016, , Pages 42-53

  This paper proposes a multi-stage power generation system suitable for renewable energy sources, which is composed of a DC-DC power converter and a three-phase inverter. The DC-DC power converter is a boost converter to convert the output voltage of the DC source into two voltage sources. The DC-DC converter ...  Read More

Power Electronic
An LCL-filtered Single-phase Multilevel Inverter for Grid Integration of PV Systems

Mohammad Farhadi Kangarlu; Ebrahim Babaei; Frede Blaabjerg

Volume 4, Issue 1 , June 2016, , Pages 54-65

  Integration of the PV into the electrical grid needs power electronic interface. This power electronic interface should have some key features and should come up with grid codes. One of the important criteria is the quality and harmonic contents of the current being injected to the grid. High-order harmonics ...  Read More

Power Electronic
High performance Cuk converter considering non-linear inductors for photovoltaic system applications

elias shokati asl; Mohammad Shadnam Zarbil; Mehran Sabahi

Volume 3, Issue 2 , December 2015, , Pages 158-166

  The Cúk converter, which has voltage buck and boost ability, offers high flexibility as an interface device for solar panels. In addition, current ripple can be more reduced because of two input and output inductors at both sides. This paper presents a new application of current-variable inductors ...  Read More