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.

Journal of Energy and Power Technology 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

Testing the Correlation between Prior Knowledge of - and Visualisation Guided WTPs for Reducing the Visual Impacts Visual from Offshore Wind Farms

Received: 28 April 2020;  Published: 12 August 2020;  doi: 10.21926/jept.2003015

Abstract

Visual external costs are significant elements in the cost-benefit analysis of wind farm locations. This has been demonstrated well in the literature. However, in the assessment of the visual costs, a large share of the earlier studies used no or only simplistic visualizations of the visual impacts [...]

Open Access Research Article

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

Received: 13 June 2020;  Published: 05 August 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

Received: 29 June 2020;  Published: 31 July 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

Received: 03 December 2019;  Published: 29 July 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

Received: 03 June 2020;  Published: 24 July 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

Received: 15 April 2020;  Published: 09 June 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

Received: 20 April 2020;  Published: 19 May 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

Received: 25 March 2020;  Published: 14 May 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

Received: 09 April 2020;  Published: 09 May 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

Received: 10 April 2020;  Published: 30 April 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

Received: 28 January 2020;  Published: 29 April 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

Received: 04 March 2020;  Published: 28 April 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

Received: 16 February 2020;  Published: 20 April 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

Received: 27 November 2019;  Published: 12 February 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

Received: 30 September 2019;  Published: 06 January 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)

Received: 24 September 2019;  Published: 24 December 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

Received: 18 November 2019;  Published: 24 December 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

Received: 21 May 2019;  Published: 15 November 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

Received: 14 May 2019;  Published: 05 September 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

Received: 30 May 2019;  Published: 07 August 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

Received: 23 May 2019;  Published: 23 July 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

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