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Low carbon emission renovation of historical residential buildings Energy Rep. (IF 5.2) Pub Date : 2024-03-27 Kadri-Ann Kertsmik, Endrik Arumägi, Jaanus Hallik, Targo Kalamees
The urgency of renovating residential buildings in heritage conservation areas while addressing carbon emission reduction and energy performance has become a concern in the context of climate change. European directives stress the importance of enhancing existing buildings to achieve climate neutrality by 2050. An approximately 100-year-old wooden apartment building in the heritage conservation area
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Enhancing predictive modeling of photovoltaic materials’ solar power conversion efficiency using explainable AI Energy Rep. (IF 5.2) Pub Date : 2024-03-26 M. Vubangsi, Auwalu Saleh Mubarak, Fadi Al-Turjman
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Adoption of renewable heating systems and thermal energy communities in the Netherlands: An empirical study Energy Rep. (IF 5.2) Pub Date : 2024-03-25 Özge Okur, Francesco Fiori, Javanshir Fouladvand
Renewable heating systems (RHS), such as solar thermal, geothermal, heat pumps, wood pellets, biomass, are essential to reduce dependence on fossil fuel-based heating systems and resulting CO emissions. Despite their benefits in terms of CO emissions, the widespread adoption of RHS has yet to be achieved. This paper aims to get insights into the intention to adopt RHS in the Netherlands For this purpose
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Wind turbine vibration management: An integrated analysis of existing solutions, products, and Open-source developments Energy Rep. (IF 5.2) Pub Date : 2024-03-25 M.R. Machado, M. Dutkiewicz
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Cross-border electricity transfers in the case of differentiated renewable energy sources: A simulation analysis for Germany and Spain Energy Rep. (IF 5.2) Pub Date : 2024-03-25 Andreas Coester, Marjan W. Hofkes, Elissaios Papyrakis
Renewable electricity plays an increasingly important role in the effort to reduce CO emissions in the electricity sector. One of the major challenges that must be addressed is the fluctuating supply of renewable electricity. We explore the impact of cross-border electricity transfers on both the security of electricity supply and renewable electricity expansion. We focus on Spain and Germany due to
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Non-unit protection method for MMC-HVDC grids based on selective drop rate of voltage traveling waves Energy Rep. (IF 5.2) Pub Date : 2024-03-23 Farzad Dehghan Marvasti, Ahmad Mirzaei, Mehdi Savaghebi, Aleksandra Lekić, Marjan Popov
Fast, sensitive, and selective protection principles are one of the major challenges in the feasibility of modular multi-terminal (MMC) high voltage direct current (HVDC) grids. Rate of change of voltage (ROCOV) and transient-based solutions are the traditional and widely accepted protection principles. Despite the speed and practicality of these solutions, they generally suffer from sensitivity and
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A regulation capability enhancing strategy for controllable loads based on relay control Energy Rep. (IF 5.2) Pub Date : 2024-03-23 Liwei Zhang, Yuyang Liu, Xiaohong Yan, Hong Zhan, Feng Wang, Xinyan Pei
The contemporary power system features diversified and distributed loads with significant regulation potential. In heating areas, electric heating loads are prevalent but underutilized due to comfort constraints. To address this problem, the paper proposes to utilize relay combined control to deeply exploit the regulation potential of electric heating loads. To ensure the comfort of users while exploiting
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Dynamic vulnerability assessment of hybrid system considering wind power uncertainty Energy Rep. (IF 5.2) Pub Date : 2024-03-23 Yanchen Liu, Minfang Peng, Xingle Gao
The stochastic volatility of wind power introduces numerous uncertainties to the security and stability of the hybrid system, which in turn affects the overall vulnerability level of the system. In this study, a wind power output model incorporating the effects of wind abandonment and uncertainty factors is established. Additionally, a hybrid optimal power flow (OPF) method considering economic dispatch
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Passive strategies for energy-efficient educational facilities: Insights from a mediterranean primary school Energy Rep. (IF 5.2) Pub Date : 2024-03-22 Salaheddine Jaouaf, Bourassia Bensaad, Mustapha Habib
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Optimal scheduling of integrated wind- photovoltaic-hydrogen energy system considering hydrogen application and waste heat recovery Energy Rep. (IF 5.2) Pub Date : 2024-03-22 Zhiwen Zhan, Junjie Xu, Tao Zhang, Xiangling Kong, Hao Li, Bohan Zhang
In order to further promote the use of renewable energy sources such as wind-pv-hydrogen and carbon emission reduction in the park integrated energy system, battery fuel cell waste heat recovery is less considered and has a greater economic value, in this context, the paper proposes an optimal scheduling strategy for the park-level integrated energy system with hydrogen fuel cell vehicles (HFCV) taking
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An enhanced coati optimization algorithm for optimizing energy management in smart grids for home appliances Energy Rep. (IF 5.2) Pub Date : 2024-03-22 Sakthivel Balavignesh, Chandrasekaran Kumar, Ramalingam Sripriya, Tomonobu Senjyu
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Algerian gas to strengthen energy security of the European Union: Policy, capacity and strategy Energy Rep. (IF 5.2) Pub Date : 2024-03-21 Belgacem Tahchi
The last decade has seen relative stability in the global gas market, with European countries benefiting from access to abundant and inexpensive gas supplies, primarily from Russia. However, the onset of the Russo-Ukrainian war has exposed Europe's energy vulnerabilities, given its heavy reliance on Russian gas. In response, Algeria has emerged as a key alternative, drawing increased diplomatic engagement
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Harnessing digital twin and IoT for real-time monitoring, diagnostics, and error correction in domestic solar energy storage Energy Rep. (IF 5.2) Pub Date : 2024-03-21 Fang Chen, Gengfa Fang
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Performance of rime-ice algorithm for estimating the PEM fuel cell parameters Energy Rep. (IF 5.2) Pub Date : 2024-03-21 Alaa A.K. Ismaeel, Essam H. Houssein, Doaa Sami Khafaga, Eman Abdullah Aldakheel, Mokhtar Said
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Investigating the effect of employing a 24-hour radiative cooling system on the photovoltaic/thermal systems performance: A case-based research Energy Rep. (IF 5.2) Pub Date : 2024-03-21 Samaneh Fakouriyan, Reza Mokhtari, Roghayeh Ghasempour
This study aims to investigate the potential of a renewable hybrid system that integrates a nocturnal and diurnal radiative cooling system (RC) and photovoltaic/thermal system (PV/T) as a novel system to supply highly efficient electricity, while also providing a 24-hour radiative cooling system and diurnal preheated water supply. The proposed system comprises a photovoltaic system (PV) fitted with
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Corrigendum to “Assessment of the impact of waste fires on air quality and atmospheric aerosol optical depth: A case study in Poland” [Energy Rep. 9 (2023) 16–38] Energy Rep. (IF 5.2) Pub Date : 2024-03-20 Robert Oleniacz, Wojciech Drzewiecki, Tomasz Gorzelnik, Katarzyna Grzesik, Ryszard Kozakiewicz, Zbigniew Kowalewski, Karolina Kossakowska
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Locating and sizing charging station in multi-period to promote electric vehicles adoption in urban areas Energy Rep. (IF 5.2) Pub Date : 2024-03-20 Dandan Hu, Liu Huang, Chen Liu, Zhi-Wei Liu
The layout of public fast charging stations (CSs) often fails to meet the charging demand of electric vehicle (EV) users, resulting in charging anxiety. To address this issue and promote the widespread use of EVs in urban areas, this paper presents a multi-period locating and sizing optimization model under dynamic demand. The model incorporates GPS trajectory extraction data to identify potential
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Emerging technologies, opportunities and challenges for microgrid stability and control Energy Rep. (IF 5.2) Pub Date : 2024-03-20 Abhay Sanatan Satapathy, Sthitapragyan Mohanty, Asit Mohanty, Reji Kumar Rajamony, Manzoore Elahi M Soudagar, T.M. Yunus Khan, MA Kalam, Muhammad Mahmood Ali, Muhammad Nasir Bashir
This work conducts an extensive survey that provides a complete overview of various control methodologies and stability considerations pertaining to Microgrids. Microgrids primarily function in a grid-connected manner, but they possess the capability to transition to standalone operation during emergency situations. Factors such as stability and operational control are of paramount importance in both
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Comparative impacts of energy sources on environmental quality: A five-decade analysis of Germany's Energiewende Energy Rep. (IF 5.2) Pub Date : 2024-03-19 Chun-Chih Chen
This study addresses a significant gap by investigating the environmental impacts of Germany’s pioneering energy transition (“Energiewende”) over 1973–2022. Motivated by the need to inform global low-carbon policymaking through empirical evidence, it leverages robust econometric techniques to evaluate the ecological outcomes of this national strategy spanning five decades. By utilizing the Load Capacity
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Forecasting electricity demand of municipalities through artificial neural networks and metered supply point classification Energy Rep. (IF 5.2) Pub Date : 2024-03-18 S. Mateo-Barcos, D. Ribó-Pérez, J. Rodríguez-García, M. Alcázar-Ortega
This study develops a methodology to characterise and forecast large consumers’ electricity demand, particularly municipalities, with hundreds of different metered supply points based on the previous characterisation of facilities’ consumption. Demand forecasting allows consumers to improve their participation in electricity markets and manage their electricity consumption. The method considers a classification
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Investigating boosting techniques’ efficacy in feature selection: A comparative analysis Energy Rep. (IF 5.2) Pub Date : 2024-03-18 Ubaid Ahmed, Anzar Mahmood, Majid Ali Tunio, Ghulam Hafeez, Ahsan Raza Khan, Sohail Razzaq
Accurate Solar Irradiance (SI) forecasting is an important aspect of solar energy harvesting and it depends on various meteorological features. Numerous feature selection algorithms have been implemented for the selection of suitable meteorological parameters. However, boosting algorithms are not explored widely for feature selection applications. Therefore, in this study, a novel perspective is introduced
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Maximizing EV profit and grid stability through Virtual Power Plant considering V2G Energy Rep. (IF 5.2) Pub Date : 2024-03-16 A. Selim Türkoğlu, H. Cihan Güldorum, Ibrahim Sengor, Alper Çiçek, Ozan Erdinç, Barry P. Hayes
The electrification of transportation through the widespread adoption of electric vehicles (EVs) has raised substantial concerns within the realm of power grid operations. This concern predominantly stems from the elevated electricity demand brought about by the surging population of EVs, consequently exerting strain on the power grid infrastructure which can be reduced with vehicle-to-grid (V2G) technology
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Renewable energy and CO2 emissions: Does human capital matter? Energy Rep. (IF 5.2) Pub Date : 2024-03-15 Zahra Dehghan Shabani
Numerous investigations have extensively examined the effects of renewable energy on CO emissions. However, a majority of previous studies have overlooked the potential nonlinear effects that renewable energy may have on CO emissions. These nonlinear effects could be influenced by various factors, including human capital. Regrettably, the existing literature has not adequately explored the role of
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A deep reinforcement learning approach based energy management strategy for home energy system considering the time-of-use price and real-time control of energy storage system Energy Rep. (IF 5.2) Pub Date : 2024-03-15 Shengtao Xiong, Dehong Liu, Yuan Chen, Yi Zhang, Xiaoyan Cai
To enhance the flexibility of the home load optimization dispatching strategy and ensure the safe operation of the energy storage system, an optimization dispatching strategy for home energy management system (HEMS) based on time-of-use pricing and real-time energy storage system control is proposed. Firstly, a HEMS dispatching model is established with the constraints of dispatchable load and energy
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Multi-source data driven harmonic spectrum estimation of substation feeder current Energy Rep. (IF 5.2) Pub Date : 2024-03-15 Xiangwei Chen, Chaoyun Yang, Yi Zhang, Longyang Zhu, Bijie Liu, Liangyu Zhang, Nan Lin
With the proliferation of non-linear loads and distributed power resources that connect through power electronic equipment, decentralized harmonic pollution in three-phase symmetric power system becomes increasingly serious. Despite this, monitoring the current harmonic of all substation feeders regardless of cost is unrealistic. To this end, a multi-source data driven method is proposed in this paper
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Evaluation of offshore wind energy zones within marine spatial planning: A case study in the Spanish Mediterranean Sea Energy Rep. (IF 5.2) Pub Date : 2024-03-14 A. Martinez, G. Iglesias
Offshore renewable energy is gaining attention as a vital component in the battle against climate change. This emerging use of the marine environment is poised for rapid growth, presenting new challenges for ocean management. As a result, marine spatial planning is being developed to designate potential zones for this use, however, these processes often lack important considerations for adequate decision-making
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Energy potential of biomass from rice husks in bangladesh: An experimental study for thermochemical and physical characterization Energy Rep. (IF 5.2) Pub Date : 2024-03-13 Mohammad Kamruzzaman, Mahir Shahriyar, Arafat A. Bhuiyan, Debu Kumar Bhattacharjya, Md Kamrul Islam, Edris Alam
Rice husks, abundant leftovers from rice production, offer immense potential as a renewable energy source through thermochemical conversion processes. However, their efficient utilization hinges on understanding their unique thermal properties and reaction kinetics. This study addresses a critical gap by meticulously analyzing four prominent Bangladeshi rice husk varieties: BR22, BRRI Dhan46, BRRI
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Distributionally robust PV planning and curtailment considering cyber attacks on electric vehicle charging under PV/load uncertainties Energy Rep. (IF 5.2) Pub Date : 2024-03-12 Panggah Prabawa, Dae-Hyun Choi
A manipulated charging behavior of electric vehicles (EVs) due to an adversary along with the uncertain photovoltaic (PV) generation outputs and loads may lead to unstable power distribution system operations with voltage and current violations. To resolve this issue, this paper proposes an optimization framework where the following two types of uncertainties are addressed: (i) the natural uncertainties
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Environmental friendly energy resources improving air quality in urban area Energy Rep. (IF 5.2) Pub Date : 2024-03-12 Michał Kaczmarczyk, Anna Sowiżdżał
The article concerns a very important issue related to the air quality in Kraków, a historic city with a rich history and cultural tradition. Kraków is the capital of the Małopolska Voivodeship, located in southern Poland. Due to the common phenomenon of smog in winter and the related problem of significant exceedances of permissible air pollutants, Kraków was the first city in Poland which implemented
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A bilevel programming model for cross-regional energy coordination mechanism to relieve China’s atmospheric pollution Energy Rep. (IF 5.2) Pub Date : 2024-03-12 Li Changmin, Fan Yuan, Liu Suqi, Cui Na, Ma Xiaoyin, Xie Xiaoqiang
The research motivation comes from the fact that the vigorously promoted ‘coal to gas’policy under the pressure of China’s Ministry of Environmental Protection(MEP) has led to severe gas shortage in many regions. This study explores a cross-regional energy coordination scheme, in which China’s MEP sets pollution transfer prices and pollution standards for each region, while each region determines its
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Onshore wind in Portugal: History, supporting policies, economic viability and future perspectives Energy Rep. (IF 5.2) Pub Date : 2024-03-12 Mário Vieira, Francisco X. Correia da Fonseca, Filipe Cardoso, Elsa Henriques
Onshore wind energy is currently playing a crucial role in Europe’s decarbonization efforts. Among other European countries, Portugal is recognized as a successful example of large-scale wind energy implementation thanks to its supportive policies in the 00 s. However, the government's financial support for onshore wind technologies has faced criticism, with accusations that feed-in tariffs were set
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Evaluation of effect of providing balancing reserves to power system in Japan through operational control of water pumps Energy Rep. (IF 5.2) Pub Date : 2024-03-12 Yushi Akimoto, Shintaro Negishi, Takashi Ikegami
In Japan, renewable energy is being rapidly introduced. Hence, surplus power and the required balancing reserves will increase. In this study, to deal with this problem, we focus on a water distribution system (WDS), especially water pumps, which can contribute to supply–demand balancing by shifting their operation. To evaluate the current potential of water pumps in Japan, we modeled them and simulated
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Multi-objective optimization of daylight illuminance indicators and energy usage intensity for office space in Tehran by genetic algorithm Energy Rep. (IF 5.2) Pub Date : 2024-03-11 Mohammad Hakimazari, Mohammadreza Baghoolizadeh, S. Mohammad Sajadi, Parisa Kheiri, Maryam Yaghoubi Moghaddam, Mohammad Rostamzadeh-Renani, Reza Rostamzadeh-Renani, Mahmoud Behzadi Hamooleh
One of the important categories in office spaces is the control of daylight and energy consumption. By controlling natural light, it is possible to provide uniform light in the entire space, sufficient daylight, and visual comfort for office workers. In many cases, this important issue can be resolved by choosing the right shading. In this study, the aim is to investigate the significance of some important
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Optimal operation of integrated energy systems considering energy trading and integrated demand response Energy Rep. (IF 5.2) Pub Date : 2024-03-11 Zhijie Xiong, Dawei Zhang, Yanfeng Wang
Currently, a large number of integrated energy systems operate independently, which is not conducive to the efficient utilization of clean energy. To fully utilize the energy resources of multiple integrated energy systems, realize the local energy consumption and efficient utilization, and further improve the flexibility on the demand side, this paper constructs an optimal scheduling framework for
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A comprehensive evaluation of solar cell technologies, associated loss mechanisms, and efficiency enhancement strategies for photovoltaic cells Energy Rep. (IF 5.2) Pub Date : 2024-03-11 Atib Mohammad Oni, Abu S.M. Mohsin, Md. Mosaddequr Rahman, Mohammed Belal Hossain Bhuian
In-depth assessments of cutting-edge solar cell technologies, emerging materials, loss mechanisms, and performance enhancement techniques are presented in this article. The study covers silicon (Si) and group III–V materials, lead halide perovskites, sustainable chalcogenides, organic photovoltaics, and dye-sensitized solar cells. In this regard, promising architectural advancements with graphene and
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Demand and fluctuation range of China's coal production under the dual carbon target Energy Rep. (IF 5.2) Pub Date : 2024-03-11 Ren Shi-hua, Jiao Xiao-miao, Zheng De-Zhi, Zhang Ya-ning, Xie He-ping, Guo Zheng-quan
This paper uses the theory of system dynamics and takes the policy measures of "dual carbon" target transformation as the impact variable, establishes a prediction model of coal production demand and fluctuation under "dual carbon" target based on system dynamics, and determines the relationship between the intensity of "dual carbon" target transformation into policy and coal production demand and
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Hydrogen from food waste: Energy potential, economic feasibility, and environmental impact for sustainable valorization Energy Rep. (IF 5.2) Pub Date : 2024-03-11 Md. Sanowar Hossain, Fairuz Wasima, Md. Sharul Islam Khan Shawon, Barun K. Das, Pronob Das, Sanjay Paul
Globally, inefficient management of municipal solid waste, composed primarily of food waste poses concern for human and environmental well-being. Food waste can be converted into hydrogen gas, which can be utilized to generate power without emitting any harmful pollutants. This solution would also help with the issue of disposing of food waste. The conversion of food waste into hydrogen is a practical
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Alternative sustainable aviation fuel and energy (SAFE)- A Review with selected simulation cases of study Energy Rep. (IF 5.2) Pub Date : 2024-03-11 Abdulkarem I. Amhamed, Anwar Hamdan Al Assaf, Laurent M. Le Page, Odi Fawwaz Alrebei
Renewable energy sources are gaining prominence as petroleum-based fuels deplete, necessitating alternative options. The aviation industry, facing increasing demand for both conventional and alternative fuels, is exploring blue hydrogen as a cleaner substitute for traditional jet fuels. This paper evaluates recent advancements in blue hydrogen production methods and hydrogen carriers such as ammonia
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Comparative analysis of single and hybrid machine learning models for daily solar radiation Energy Rep. (IF 5.2) Pub Date : 2024-03-10 Erdem Küçüktopçu, Bilal Cemek, Halis Simsek
This study investigates the estimation of daily solar radiation (SR) through various machine learning (ML) models, including the k-nearest neighbor algorithm (KNN), support vector regression (SVR), and random forest (RF), both individually and in combination with the wavelet transform (WT). The assessment of these models is based on meteorological data spanning three decades (1981–2010) from the province
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KPI-related monitoring approach for powertrain system in hybrid electric vehicles Energy Rep. (IF 5.2) Pub Date : 2024-03-08 Weichen Hao, Yue Wang, Yonghui Wang, Shan Lu, Zhijiang Lou, Yungang Lan, Weifeng Hou
This paper introduces a novel monitoring method related to key-performance-indicators (KPIs), specifically tailored for the hybrid electric vehicle (HEV) powertrain system. The proposed method establishes a new KPI that better reflects the performance of the HEV powertrain system. Through the application of partial least squares and contribution plot method, it excels in minimizing data scale and precisely
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Employing advanced control, energy storage, and renewable technologies to enhance power system stability Energy Rep. (IF 5.2) Pub Date : 2024-03-07 Sara Mahmoudi Rashid
As the world witnesses a surge in the adoption of renewable energy sources to meet the surging global power demands, the dynamic and intermittent nature of these sources emerges as a significant hurdle. This article extensively explores the potential of advanced control systems, energy storage technologies, and renewable resources to fortify stability within power systems. Advanced control methodologies
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Feasibility study of a flexible hybrid energy model with power-hydrogen production in wastewater treatment plant Energy Rep. (IF 5.2) Pub Date : 2024-03-07 Sina Sadeghi Chamazkoti, Ahmad Hajinezhad, Seyed Farhan Moosavian
Renewable energy systems have garnered increasing attention as a viable solution to global warming and climate change. A key challenge in advancing renewable energies lies in ensuring energy stability, a concern effectively addressed through hybridization. Wastewater treatment plants, with their high energy consumption and potential for renewable energy integration, offer an opportune platform for
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Optimizing smart microgrid performance: Integrating solar generation and static VAR compensator for EV charging impact, emphasizing SCOPE index Energy Rep. (IF 5.2) Pub Date : 2024-03-07 Monica P Suresh, Yuvaraj T, Sudhakar Babu Thanikanti, Nnamdi Nwulu
The rapid global increase in electric vehicle (EV) usage, driven by its low CO emissions, uncomplicated maintenance, and minimal operating costs, has prompted extensive research in the field of electric vehicle charging station (EVCS). The integration of EVCS into the current distribution grid poses challenges due to potential power losses and voltage variations beyond acceptable limits. This complexity
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Smart energy management using green computing Energy Rep. (IF 5.2) Pub Date : 2024-03-06 Fadi Al-Turjman, Walaa Hamouda, Shahid Mumtaz
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Scenario analysis of hydrofluorocarbons consumption and emission reduction in China's mobile air-conditioning sector Energy Rep. (IF 5.2) Pub Date : 2024-03-06 Jingyi Li, Bingyang Li
The automobile air conditioning industry is an important consumption area of hydrofluorocarbons (HFCs), and the analysis of the use and emission reduction of HFCs in this industry is of great significance for environmental protection. This study aims to measure and analyze the HFC consumption and emission reduction in China's MAC industry and the cost of emission reduction in automobile enterprises
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An novel oscillation suppression strategy for permanent magnetic synchronous generator based on grid-forming control Energy Rep. (IF 5.2) Pub Date : 2024-03-06 Bixing Ren, Qiang Li, Xiaoming Zou, Chenggen Wang, Yongyong Jia
With the increase of permeability of renewable energy and power electronic equipment, the inertia and damping parameters of the direct-drive wind turbine based on grid-forming control have a large impact on the system stability, and the system oscillation will be triggered when the parameters are not set properly. In this paper, the problem is addressed by establishing the small-signal model of two
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Importance of reducing GHG emissions in power transmission and distribution systems Energy Rep. (IF 5.2) Pub Date : 2024-03-05 Xingsheng Li, Wei Li, Yahong Dong
Reducing greenhouse gas (GHG) emissions in the power transmission and distribution (T&D) network is crucial for achieving carbon peaking and carbon neutrality. However, there has been a lack of focus on this topic, despite the dramatic replacement of traditional high-emission power generation systems with clean and renewable energy sources. This study aims at investigating the GHG emissions in the
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Co-optimization of power and water distribution systems for simultaneous hydropower generation and water pressure regulation Energy Rep. (IF 5.2) Pub Date : 2024-03-05 Admitos A. Bideris-Davos, Panagis N. Vovos
Water Distribution Systems (WDSs) are gravitational systems supplying water, mainly. Little research has been conducted on harnessing the great amount of energy that is currently dissipated during water pressure regulation, usually performed with “passive” devices like Pressure Reduction Valves (PRVs). This paper develops a co-optimization framework between Water and Power Distribution Systems (PDS)
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Robust type 2 fuzzy logic control microgrid-connected photovoltaic system with battery energy storage through multi-functional voltage source inverter using direct power control Energy Rep. (IF 5.2) Pub Date : 2024-03-03 Bouziane Maroua, Zarour Laid, Habib Benbouhenni, Mehazzem Fateh, Naamane Debdouche, Ilhami Colak
In this paper, we deal with control performance and power quality improvement of a microgrid-connected photovoltaic system (PVS) with battery energy storage, against varying solar irradiance, temperature, and nonlinear, and load conditions. The novelty of this research is the use of a new strategy called type 2 fuzzy logic controller (T2FLC) to improve the power quality of the PV system under different
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Effects of China's pilot low-carbon city policy on carbon emission reduction in the hotel industry: A quasi-natural experiment in tourism cities Energy Rep. (IF 5.2) Pub Date : 2024-03-02 Luyao Sun, Ling Luo, Caihua Dong, Huijia Hua, Ruixin Shi
A low-carbon pilot city bases its economy on energy efficiency, demonstrating an environmentally friendly development model and establishing a sustainable energy ecosystem. Establishing low-carbon pilot cities exerts both actual and exemplary effects in decreasing its CO emissions. However, research in the field of low-carbon measures has frequently bypassed their particular effects on sectors with
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How much do carbon emission reduction strategies comply with a sustainable development of the power sector? Energy Rep. (IF 5.2) Pub Date : 2024-03-02 Daniele Mosso, Gianvito Colucci, Daniele Lerede, Matteo Nicoli, Marco Savino Piscitelli, Laura Savoldi
Current efforts toward the necessary energy transition are predominantly focused on climate change mitigation in relation to decarbonization measures, mainly on the energy sector, but may not succeed in satisfying the goals of reaching the full sustainability of human activities, which should foster social equity, economic stability, and security of supply. Energy System Optimization Models, used as
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A comparative analysis of organic substrates from industrial wastewater streams for enhanced electricity production using a double chamber microbial fuel cell (DCMFC) Energy Rep. (IF 5.2) Pub Date : 2024-03-02 Khaya Pearlman Shabangu, Nhlanhla Mthembu, Manimagalay Chetty, Joseph K. Bwapwa, Babatunde Femi Bakare
This study investigates the startup sequence of a Double Chamber Microbial Fuel Cell (DCMFC) for the treatment of diverse industrial wastewater streams, including biorefinery, dairy, and mixed sources. It presents a comprehensive startup and calibration procedure for the essential electrical components, utilizing MATLAB-SIMULINK to establish typical resistance calibration curves and correlate measured
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A new nonlinear control to improve the efficiency of the PV-SAPF system Energy Rep. (IF 5.2) Pub Date : 2024-03-02 Debouche Naamane, Habib Benbouhenni, Ali Chebabhi, Zarour Laid, Dalal Zellouma, Ilhami Colak
This research introduces a new integral robust nonlinear backstepping command (IRNBC) approach for managing a photovoltaic (PV) system connected to a distributed power resource (PV-DPR) grid. The control method employs a direct power command (DPC) with space vector pulse width modulation (SVPWM) to command the multifunctional voltage source inverter (MVSI), which links the PV-DPR to the grid. The DPC-IRNBC
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Subsynchronous oscillation suppression strategy of wind turbine’s phase-locked loop based on optimal damping ratio Energy Rep. (IF 5.2) Pub Date : 2024-03-02 Hao Guo, Chang Wang, Lin Yang, Mamman Xia, Zhuolin Liu, Xiangyu Zhang
The dynamic characteristics of the phase-locked loop (PLL) of the wind turbine are the key to the synchronous operation of these renewable energy sources with the power grid. In this paper, the coupled dynamic model of PLL of the permanent magnet synchronous generator (PMSG)-base wind turbine and power grid is established firstly. The complex torque method is used to calculate the synchronous and damping
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The oil price (Ir)relevance for global CO2 emissions Energy Rep. (IF 5.2) Pub Date : 2024-03-01 Jose Barrales-Ruiz, Pablo Neudörfer
This study investigates the relationship between oil prices and global CO2 emissions under an instrumental variable research design. In the first stage, we take advantage of the global oil market model developed by Baumeister and Hamilton (2019) to produce exogenous shocks to the oil supply and global economic activity. In the second stage, we use these shocks to compute impulse responses to observed
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Hydrodynamic characteristics of wing-in-ground effect oscillating hydrofoil on power extraction performance Energy Rep. (IF 5.2) Pub Date : 2024-03-01 Weijie Mo, Guanghua He, Jian Wang, Zhigang Zhang, Jiadong Wang, Pengfei Liu, Hassan Ghassemi, Hao Yang
The energy contained in the tidal motion of the seas and oceans has the potential to be a significant source of renewable energy. The oscillating hydrofoil current-energy turbine has a good performance to extract energy from the coupling of its heaving and pitching motions. In the present study, the wing-in-ground (WIG) effect has been considered to improve the power-extraction performance of the oscillating
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MicroPSCal: A MicroStation package for storage calculation of pumped storage power station during planning and designing Energy Rep. (IF 5.2) Pub Date : 2024-03-01 Jiayin Zhang, Beiyu You, Xiaozhou Li, Chengxiang Li, Keyu Chen, Yuanyuan Peng, Daluan Dong, Junzhe Shen
Pumped storage power plants can effectively guarantee the healthy development of energy and promote energy transformation and green development. The calculation accuracy is directly related to the flood control safety of the reservoir. The current storage calculation method of storage capacity is inefficient and complicated resulting in deviations between calculated values and actual storage capacity
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Measurement of impedance angle for anti-islanding protection in multi-source distribution network Energy Rep. (IF 5.2) Pub Date : 2024-03-01 Chao Wang, Huabo Xu, Fan Yang, Zhichun Yang, Hechong Chen, Yu Chen, Bingyin Xu
With the increase of the proportion of distributed generators (DGs) access in the distribution network, it transforms from a traditional radial network to a multi-terminal active network, which brings many challenges to relay protection. If part of the distribution network is disconnected from all upstream networks, it can create unplanned islands that can compromise personal safety, power quality
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Dead-time compensation and single-loop control strategy for ground power unit Energy Rep. (IF 5.2) Pub Date : 2024-03-01 Wei Xu, Tao Yang, Yiru Miao
Instead of the auxiliary power system, the ground power unit supplies to airplanes during stopovers in airports, which is an important means of reducing carbon emissions of airport. However, under the restraint of switching frequency and high dynamic response speed, a single control loop is usually implemented in 400 Hz voltage-source inverter, the sampling and control of the inductor current in the
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Deep neural networks based method to islanding detection for multi-sources microgrid Energy Rep. (IF 5.2) Pub Date : 2024-02-29 Rahmat Aazami, Mohadeseh Shoaei, Amin Moradkhani, Mohammadamin Shirkhani, Ali ELrashidi, Kareem M. AboRas
One of the significant issues in the field of microgrids is their islanding, where in many cases, the lack of awareness of microgrid islanding can lead to interference in the protective and control functions of the microgrid. Therefore, the accurate detection of microgrid islanding is of utmost importance. In this article, a method based on deep neural networks is presented. The proposed approach utilizes