Journal of Energy and Power Technology (JEPT) is an international peer-reviewed Open Access journal published quarterly online by LIDSEN Publishing Inc. This periodical is dedicated to providing a unique, peer-reviewed, multi-disciplinary platform for researchers, scientists and engineers in academia, research institutions, government agencies and industry. The journal is also of interest to technology developers, planners, policy makers and technical, economic and policy advisers to present their research results and findings.

JEPT focuses on all aspects of energy and power. It publishes original research and review articles and also publishes Survey, Comments, Perspectives, Reviews, News & Views, Tutorial and Discussion Papers from experts in these fields to promote intuitive understanding of the state-of-the-art and technology trends. 

Main research areas include (but are not limited to):
Renewable energies (e.g. geothermal, solar, wind, hydro, tidal, wave, biomass) and grid connection impact
Energy harvesting devices
Energy storage
Hybrid/combined/integrated energy systems for multi-generation
Hydrogen energy 
Fuel cells
Nuclear energy
Energy economics and finance
Energy policy
Energy and environment
Energy conversion, conservation and management
Smart energy system

Power Generation - Conventional and Renewable
Power System Management
Power Transmission and Distribution
Smart Grid Technologies
Micro- and nano-energy systems and technologies
Power electronic
Biofuels and alternatives
High voltage and pulse power
Organic and inorganic photovoltaics
Batteries and supercapacitors

Rapid publication: manuscripts are peer-reviewed and a first decision provided to authors approximately 4.3 weeks after submission; acceptance to publication is undertaken in 6 days (median values for papers published in this journal in the first half of 2020, 1-2 days of FREE language polishing time is also included in this period).

Free Publication in 2020

Open Access Research Article

Grid Integration of a Residential PV-based Hybrid Renewable Energy System Using High-Frequency Multi-winding Transformer

Mohammad Jafari, Zahra Malekjamshidi
Received: June 13, 2020; Published: August 05, 2020; doi:10.21926/jept.2003014

Abstract: In this paper, a topology of a residential hybrid renewable energy system based on a high-frequency multi-winding transformer is introduced and analyzed. The system includes a PV and a wind-turbine as renewable energy sources, a battery as energy storage and their energies are integrated through a h [...]

Open Access Research Article

Sustainability Implications of Using Hydrogen as an Automotive Fuel in Western Australia

Najmul Hoque, Wahidul Biswas, Ilyas Mazhar, Ian Howard
Received: June 29, 2020; Published: July 31, 2020; doi:10.21926/jept.2003013

Abstract: Hydrogen is regarded as a potential solution to address future energy demands and environmental protection challenges. This study assesses the triple bottom line (TBL) sustainability performance of hydrogen as an automotive fuel for Western Australia (WA) using a life cycle approach. Hydrogen is con [...]

Open Access Research Article

Seismic Imaging of Convective Geothermal Flow Systems to Increase Well Productivity

Peter Leary, Peter Malin, Graeme Saunders and Charles Sicking
Received: December 03, 2019; Published: July 29, 2020; doi:10.21926/jept.2003012

Abstract: A core feature of convective geothermal resource production is wellbore energy flow Q ~ ρC x T x V. E.g., for wellbore fluid of volume heat capacity ρC ~ 4.3MJ/m3oC, temperature T ~ 230oC, and volumetric flow V ~ 50L/s, wellbore h [...]

Open Access Original Research

A Simplified Optimization Model for Sizing Proton-Exchange Membrane Fuel Cells

Kosmas A. Kavadias, Stefanos Tzelepis
Received: June 03, 2020; Published: July 24, 2020; doi:10.21926/jept.2003011

Abstract: The fluctuations in the cost of energy coupled with the gradual decrease in natural resources (i.e., oil, natural gas, coal) and the environmental issues caused by the extensive use of fossil fuels, demand the urgent need for the development of advanced and clean energy systems. The European Union h [...]

Open Access Original Research

Computational Micromechanics for the Optimization of Compression Strength of Unidirectional Carbon Fiber Composites for Use in Wind Turbine Blades

Ryan J. Clarke, David A. Miller
Received: April 15, 2020; Published: June 09, 2020; doi:10.21926/jept.2002010

Abstract: As wind turbine blades grow longer, new design parameters gain additional importance such as blade weight, tip deflection and material cost. These parameters require designers to relook at carbon fiber as a potential design solution. However, the composite materials in wind turbine blades are subjec [...]

Open Access Review

Using Additives to Control the Decomposition Temperature of Sodium Borohydride

Camille Jubert Tomasso, Anne L. Pham, Tracy M. Mattox, Jeffrey J. Urban
Received: April 20, 2020; Published: May 19, 2020; doi:10.21926/jept.2002009

Abstract: Hydrogen (H2) shows great promise as zero-carbon emission fuel, but there are several challenges to overcome in regards to storage and transportation to make it a more universal energy solution. Gaseous hydrogen requires high pressures and large volume tanks while storage of l [...]

Open Access Original Research

The Impact of Operating Conditions on the Performance of a CH4 Dry Reforming Membrane Reactor for H2 Production

Akira Nishimura, Satoshi Ohata, Kaito Okukura, Eric Hu
Received: March 25, 2020; Published: May 14, 2020; doi:10.21926/jept.2002008

Abstract: Biogas is a promising resource for the production of H2 since it liberates energy by recycling waste, along with the reduction of CO2. In this paper, the biogas dry reforming membrane reactor is proposed to produce H2 for use in fu [...]

Open Access Original Research

Hierarchically-Structured Ti/TiO2 Electrode for Hydrogen Evolution Synthesized via 3D Printing and Anodization

Xiang Li, Yuan Xue, Ryan Dehoff, Costas Tsouris, Patricia Taboada-Serrano
Received: April 09, 2020; Published: May 09, 2020; doi:10.21926/jept.2002007

Abstract: Hierarchically-structured, electro-catalysts consisting of a titanium core with controlled macro-porosity and a thin titania surface-layer with controlled nano-porosity were synthesized via combination of additive manufacturing and in-situ anodization. The electrodes were tested for hydrogen evoluti [...]

Open Access Original Research

Assessment of Stability-Based Characterizations of North Carolina’s Offshore Wind Resource Using a Nested Boundary Layer Method

Megan Schutt , Harvey Seim
Received: April 10, 2020; Published: April 30, 2020; doi:10.21926/jept.2002006

Abstract: SODAR wind profiler measurements from a land-based site within 1000 m of the coastal ocean are compared with predicted wind profiles based on upwind conditions and a stability-based model. The thermally dynamic influence of the Gulf Stream near the site of measurement, Cape Hatteras, has [...]

Open Access Original Research

Storable Energy Production from Wind over Water

Max F. Platzer, Nesrin Sarigul-Klijn
Received: January 28, 2020; Published: April 29, 2020; doi:10.21926/jept.2002005

Abstract: The current status of a project is described which aims to demonstrate the technical and economic feasibility of converting the vast wind energy available over the globe’s oceans and lakes into storable energy. To this end, autonomous high-performance sailing ships are equipped with hydrokinetic tur [...]

Open Access Original Research

Autonomous Hydrogen Production for Proton Exchange Membrane Fuel Cells PEMFC

Manuel Legree, Jocelyn Sabatier, Fabrice Mauvy, Abdel salam Awad, Matthieu Faessel, Frédéric Bos, Jean-Louis Bobet
Received: March 04, 2020; Published: April 28, 2020; doi:10.21926/jept.2002004

Abstract: This paper focuses on hydrogen production for green mobility applications (other applications are currently under investigation). Firstly, a brief state of the art of hydrogen generation by hydrolysis with magnesium is shown. The hydrolysis performance of Magnesium powder ball–milled along with diff [...]

Open Access Original Research

Water Photo-Oxidation Reaction on Clean and Doped Two-Dimensional Graphitic C2N

Tyler Campbell, Sergey Stolbov
Received: February 16, 2020; Published: April 20, 2020; doi:10.21926/jept.2002003

Abstract: In the search for new efficient photo-catalysts for hydrogen production through water splitting, the main attention has been paid to tuning the band gap width and its position with respect to vacuum level. However, actual electro-catalytic activity for the water oxidation reaction on a catalyst surf [...]

Open Access Original Research

Zero-Emission Geothermal Power Generation: Experimental Study on Carbonate Mineralization through CO2-Andesitic Pyroclastic Rock Interaction at Oku-Aizu Geothermal Plant

Ryosuke Oochi, Kengo Aoyama, Akira Ueda
Received: November 27, 2019; Published: February 12, 2020; doi:10.21926/jept.2001002

Abstract: In order to achieve advancement in zero-emission geothermal power generation for fixing the CO2 in the geothermal fluids to the carbonate minerals after binary power generation and reinjection of the fluid into the reservoir, batch-type experiments and geochemical [...]

Open Access Opinion

Electricity without Fuel

Nikolai A. Zarkevich
Received: September 30, 2019; Published: January 06, 2020; doi:10.21926/jept.2001001

Abstract: Most power plants produce electricity by converting a mechanical motion into alternating current (AC). Photovoltaic solar panels convert an electromagnetic flux of light into direct current (DC). In general, electric energy can be harvested from a flux in the environment or from a change of the envi [...]

Open Access Original Research

Experimental Vapor-Pressures and Derived Thermodynamic Properties of Geothermal Fluids from Baden-Baden Geothermal Field (Southeastern Germany)

Misirkhan A. Talybov, Lala A. Azizova, Ilmutdin M. Abdulagatov
Received: September 24, 2019; Published: December 24, 2019; doi:10.21926/jept.1904006

Abstract: Background: In the present study, vapor-pressures of three geothermal fluids from Baden-Baden geothermal field (Kirchenstollen, Friedrichstollen, and Murquelle, southeastern region of Germany) were measured over the temperature range of 274–413 K. The combined expanded uncertainty of the temperature [...]

Open Access Research Article

Public Familiarity with Geothermal Energy on the North American West Coast

Anna Karmazina, Brent S. Steel
Received: November 18, 2019; Published: December 24, 2019; doi:10.21926/jept.1904005

Abstract: The 2013 Pacific Coast Action Plan on Climate and Energy signed by the Governors of Oregon, California, and Washington and the Premier of British Columbia, launched a broadly announced public commitment to reduce greenhouse gas emissions through multiple strategies. Those strategies include the deve [...]

Open Access Review

Scientometric Analysis of Scheduling in Renewable Energy: A Keyword and Citation Analysis

Iman Rahimi, Reza Behmanesh, Abdollah Ahmadi 
Received: May 21, 2019; Published: November 15, 2019; doi:10.21926/jept.1904004

Abstract: The aim of this paper is the scientometric analysis of articles on “scheduling in renewable energy” that have been published between 2000 and 2017. For this purpose, the terms “scheduling in renewable energy” and “unit commitment in renewable energy” have been searched. We have found 1009 articles i [...]

Open Access Original Research

The Viterbo Hydrothermal System and Its Sustainable Exploitation, Central Italy

Ugo Chiocchini, Giovanni Savarese
Received: May 14, 2019; Published: September 05, 2019; doi:10.21926/jept.1903003

Abstract: Background: The Regione Lazio-Direzione Regionale dello Sviluppo Economico e delle Attività Produttive (RL–DRSEAP), carrying out its public functions to govern the use of mineral resources (including thermal water), planned the exploitation of the Viterbo hydrothermal system on the basis of a concep [...]

Open Access Original Research

Sustainability Assessment of Power Generation from an Abandoned Oil and Gas Well in Alberta, Canada

Babkir Ali
Received: May 30, 2019; Published: August 7, 2019; doi:10.21926/jept.1903002

Abstract: The main objective of this paper is to study the sustainability of power generation from an abandoned oil and gas well in the province of Alberta, Canada. Economic and environmental indicators were used for the sustainability assessment. A conceptual design for a pilot plant was developed, and the m [...]

Open Access Original Research

A Techno-Economic Feasibility Analysis for the Production of Solar Photovoltaic Modules in Sudan

Babkir Ali
Received: May 23, 2019; Published: July 23, 2019; doi:10.21926/jept.1903001

Abstract: This paper is intended to evaluate the economic viability of producing solar photovoltaic modules in Sudan. The simple payback period and the net present value were used as economic indicators to study comparatively different annual production capacities. Initial and operating costs were developed a [...]

Journal of Energy and Power Technology welcomes the following types of articles: original research, review, communication, opinion, case report, comment, conference report, technical note, book review, etc. There is no restriction on the length of the papers, color figures, supplementary file types. More details please see Instructions for Authors.

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Special issue “Hydrogen Energy: Sustainable Production, Storage and Utilisation” was postponed until August 31, 2020.

Special issue “Offshore Wind Farms” was postponed until October 31, 2020.

Highly Accessed Articles

Original Research

by Xiang Li et al.

Journal of Energy and Power Technology 2020

Published: 09 May 2020

Original Research

by Megan Schutt and Harvey Seim

Journal of Energy and Power Technology 2020

Published: 30 April 2020

Original Research

by Manuel LEGREE et al.

Journal of Energy and Power Technology 2020

Published: 28 April 2020

Original Research

by Ryosuke Oochi et al.

Journal of Energy and Power Technology 2020

Published: 12 February 2020

Research Article

by Anna Karmazina and Brent S. Steel

Journal of Energy and Power Technology 2020

Published: 24 December 2019