Article
Thermodynamics
David Borge-Diez, Daniel Icaza, Emin Acikkalp, Hortensia Amaris
Summary: The research presents a novel combined use of V2H and V2B, where energy is charged at night in workers' homes and delivered to buildings during the day, reducing peak demand, decreasing carbon intensity, and saving energy costs. This innovative approach greatly contributes to improving energy efficiency, reducing peak demand in buildings, and increasing the penetration of electric vehicles in commuting.
Article
Engineering, Electrical & Electronic
Zuzhao Ye, Yuanqi Gao, Nanpeng Yu
Summary: This paper proposes a novel centralized allocation and decentralized execution reinforcement learning framework to maximize the profit of electric vehicle charging stations. By allocating electric vehicles to waiting or charging spots in a centralized process, and allowing each charger to make its own charging/discharging decision in a decentralized process, this framework significantly improves the scalability and sample efficiency of the reinforcement learning algorithm.
IEEE TRANSACTIONS ON SMART GRID
(2022)
Article
Engineering, Multidisciplinary
Vaibhav Shah, Saifullah Payami
Summary: This article proposes an integrated converter for electric vehicles (EVs) with various charging capabilities and the use of a switched reluctance motor (SRM). The converter can provide driving power during EV operation and charge the battery when the vehicle is idle. It includes power factor correction (PFC) charging for AC charging, bidirectional switches for both grid-to-vehicle (G2V) and vehicle-to-grid (V2G) charging, and a four-quadrant DC-DC converter (FQDDC) for fast charging via a DC source. The proposed converter eliminates the need for additional non-integrated circuits, reducing the total number of switches and achieving a standstill rotor at appropriate positions.
IEEE TRANSACTIONS ON INDUSTRY APPLICATIONS
(2023)
Article
Energy & Fuels
David Borge-Diez, Pedro Miguel Ortega-Cabezas, Antonio Colmenar-Santos, Jorge Juan Blanes-Peiro
Summary: This research aims to quantify the impact of eco-routing, eco-driving, and eco-charging on the energy available for vehicle-to-building distribution. Through algorithm analysis, it was found that the proposed algorithm can increase energy availability based on different social groups' electric vehicle usage data. The results suggest that charging policies need to be adjusted to better meet the needs of various social groups.
Review
Energy & Fuels
Swapnil R. Revankar, Vaiju N. Kalkhambkar
Summary: Battery Swapping Station (BSS) offers an alternative way to charge Electric Vehicles (EVs), serving as grid scale energy storage with significant potential. It has a broad review of its relation with EVs and power grid, discussing various operations, research on grid integrated BSS, optimization strategies, case studies, as well as challenges and trends. BSS shows promise for the widespread adoption of EVs.
JOURNAL OF ENERGY STORAGE
(2021)
Article
Chemistry, Multidisciplinary
Saleh Cheikh-Mohamad, Berk Celik, Manuela Sechilariu, Fabrice Locment
Summary: A PV-powered charging station is an efficient and reliable solution to meet the power demand of electric vehicles and reduce carbon emissions. The use of vehicle-to-grid service can benefit both grid operators and EV users. This paper proposes an energy management algorithm to minimize the energy cost of EV users participating in V2G service. Simulation results show that the proposed optimization method satisfies user demands and significantly reduces costs compared to the baseline scenario.
APPLIED SCIENCES-BASEL
(2023)
Article
Automation & Control Systems
Xinan Wang, Jianhui Wang, Jianzhe Liu
Summary: Battery swapping stations are ideal for fast frequency regulation services due to their large battery stock capacity, but uncertainties introduce stochastic nonlinear dynamics. This article proposes a novel deep Q-learning-based dynamic scheduling strategy to optimize the economic operation of BSS-based FFRS.
IEEE TRANSACTIONS ON INDUSTRIAL INFORMATICS
(2021)
Article
Green & Sustainable Science & Technology
Yohan Jang, Zhuoya Sun, Sanghyuk Ji, Chaeeun Lee, Daeung Jeong, Seunghoon Choung, Sungwoo Bae
Summary: This study proposes a grid-connected inverter for PV-powered EV charging stations focusing on enhancing microgrid stability and handling grid abnormal conditions. Experimental results demonstrate the effectiveness of the proposed inverter in enhancing microgrid stability.
Article
Energy & Fuels
Bingzheng Wang, Xiaoli Yu, Hongming Xu, Qian Wu, Lei Wang, Rui Huang, Zhi Li, Quan Zhou
Summary: This paper proposes a new concept of 'Vehicle-to-Micro-Grid (V2 mu G) network' and investigates its impact on energy efficiency and environmental impacts through rule-based energy management strategy, scenario analysis, and NSGA-II algorithm. The study suggests that V2 mu G network can reduce the battery degradation in BEV and carbon dioxide emissions.
Article
Computer Science, Information Systems
Krishna Pavan Inala, Bikash Sah, Praveen Kumar, Sanjay Kumar Bose
Summary: This article examines the impact of realistic communication systems on charging stations at multiple nodes in an electricity grid distribution system, focusing on a Vehicle to Grid (V2G) system model and communication channels. The analysis includes different parameters such as bit error rate, WiFi channel timeout, and number of electric vehicles to propose a real-time V2G infrastructure with an integrated communication system.
IEEE SYSTEMS JOURNAL
(2021)
Article
Energy & Fuels
Dylan Wald, Jennifer King, Christopher J. Bay, Rohit Chintala, Kathryn Johnson
Summary: This study proposes a method to explore whether different types of devices can coordinate to achieve a global objective while providing individual benefits. The novel algorithm successfully achieves the global objective by tracking a power reference from the grid, minimizing electric vehicle charging load, and regulating building temperature.
Article
Chemistry, Multidisciplinary
Martina Kajanova, Peter Bracinik
Summary: The proposed charging/discharging control algorithm in this study can help reduce the negative impact of charging on local grid infrastructure and promote the rapid deployment of electric vehicle charging stations. Case studies show that maximizing the social welfare of all participants can be achieved if electric vehicle drivers truthfully declare their preferences.
APPLIED SCIENCES-BASEL
(2022)
Article
Thermodynamics
Ziyue Jiang, Jingzuo Han, Yetong Li, Xinyu Chen, Tianduo Peng, Jianliang Xiong, Zhan Shu
Summary: This study proposes an optimization methodology for EV charging station layout that considers EV charging behavior, sequential charging demand, and its impact on the power system. Applying this methodology to Jiangxi, the recommended charging station capacities in workplaces, residences, and shopping centers achieve increased renewable energy integration and reduced carbon emissions.
Article
Chemistry, Physical
Meiye Wang, Michael T. Craig
Summary: Vehicle-to-grid (V2G) technology can increase electric vehicle (EV) revenues and grid flexibility, with V2G-enabled EVs generating $32-$48 more annual net revenues compared to smart-charging EVs. Future V2G revenues may decrease, highlighting the importance of a co-optimization framework.
JOURNAL OF POWER SOURCES
(2021)
Article
Energy & Fuels
Ijaz Ahmed, Muhammad Adnan, Mansoor Ali, Georges Kaddoum
Summary: This paper proposes a control method for electric vehicle chargers based on a super-twisting sliding mode controller, which can efficiently monitor the power flow and mitigate the chattering effect in power converters.
JOURNAL OF ENERGY STORAGE
(2023)
Article
Thermodynamics
F. Piraino, M. Genovese, P. Fragiacomo
Summary: The research demonstrates the feasibility and benefits of the hydrogen hybrid fuel cell train system in terms of energy performance and economics, with a fuel cell efficiency exceeding 47% and a facility efficiency over 50%. The financial analysis shows attractive financial indicators such as a levelized cost of hydrogen of around $8/kg, a total cost of ownership of approximately $12/km, and a return on investment of almost 19%.
ENERGY CONVERSION AND MANAGEMENT
(2021)
Article
Thermodynamics
Petronilla Fragiacomo, Giuseppe Lucarelli, Matteo Genovese, Gaetano Florio
Summary: This paper introduces an innovative multi-objective optimization model for CCHP poly-generative energy systems, which utilizes two levels of optimization to optimize the system's operating strategy and size. The model is highly flexible and allows for sensitivity analyses. Performance curves for fuel cell systems were validated with existing commercial units, showing a high degree of correlation.
Article
Energy & Fuels
Petronilla Fragiacomo, Francesco Piraino, Matteo Genovese, Lorenzo Flaccomio Nardi Dei, Daria Donati, Michele Vincenzo Migliarese Caputi, Domenico Borello
Summary: The paper focuses on the development of innovative locomotives that can use multiple energy sources to decarbonize the rail industry. Four configurations are designed and tested on a passenger train to evaluate their performance.
Article
Energy & Fuels
Giuseppe De Lorenzo, Francesco Piraino, Francesco Longo, Giovanni Tine, Valeria Boscaino, Nicola Panzavecchia, Massimo Caccia, Petronilla Fragiacomo
Summary: This paper describes the implementation of a hydrogen-based system for an autonomous surface vehicle, aiming to reduce environmental impact and increase driving range. The dynamic electrical model of the hybrid powertrain is implemented, and the performance is analyzed to investigate the feasibility of the system and identify critical points.
Review
Green & Sustainable Science & Technology
Orlando Corigliano, Leonardo Pagnotta, Petronilla Fragiacomo
Summary: This paper provides a comprehensive overview of the current status and techno-energy performance of solid oxide fuel cell (SOFC) energy systems technology. SOFCs have gained increasing attention in recent years due to their fuel flexibility, high efficiency, and environmental sustainability. The high working temperature of SOFCs allows them to operate in cogeneration systems and drive downstream cycles, resulting in hybrid systems with very high electric efficiency. The ability of SOFCs to convert carbon monoxide electrochemically further contributes to energy production. Additionally, the integration of SOFCs with biomass gasifiers has the potential to significantly reduce pollution in waste-to-energy chains. The paper also discusses fuel processing, impurities, and undesired phenomena that affect SOFCs, as well as the design and analysis of SOFC/turbine and biomass gasifier/SOFC systems. It concludes with an overview of SOFC research and development worldwide and highlights the interest in this technology for a clean, low carbon, and efficient energy transition.
Review
Energy & Fuels
Matteo Genovese, Viviana Cigolotti, Elio Jannelli, Petronilla Fragiacomo
Summary: Among the alternative fuels, hydrogen-based transportation is sustainable and efficient, finding application in both light-duty and heavy-duty mobility. However, hydrogen gas has unique qualities, such as high-pressure levels, storage in composite tanks, and a negative Joule-Thomson coefficient, which must be considered for its use in vehicles. This work examines the phenomena occurring during the hydrogen refueling process by analyzing theory and existing modeling methodologies.
Article
Thermodynamics
Francesco Piraino, Matteo Genovese, Leonardo Pagnotta, Marco Caposciutti, Lorenzo Flaccomio Nardi Dei, Petronilla Fragiacomo
Summary: This paper studies the possibility of using fuel cell and/or battery-based energy systems to replace the diesel engine of a conventional electric train. Four different system configurations are proposed and their performance is evaluated through numerical simulations and real-life scenarios. The results show that two of the proposed configurations are suitable to replace the overhead line, with an average driving range of about 100 km.
ENERGY CONVERSION AND MANAGEMENT-X
(2023)
Article
Energy & Fuels
Matteo Genovese, David Blekhman, Michael Dray, Francesco Piraino, Petronilla Fragiacomo
Summary: This paper compares the conventional directly pressurized refueling process with the innovative cascade refueling process for hydrogen stations. The results show that the cascade process, utilizing high-pressure buffer tanks, reduces energy consumption and improves nozzle outlet temperature. The research suggests that further improvements can be expected in the high-pressure range, making the cascade refueling process a promising alternative to direct compression.
Article
Energy & Fuels
Orlando Corigliano, Marco Iannuzzi, Crescenzo Pellegrino, Francesco D'Amico, Leonardo Pagnotta, Petronilla Fragiacomo
Summary: This study focuses on enhancing the energy efficiency of an anaerobic digestion plant for biomethane production. By analyzing the energy requirements for different sections and sub-sections, energy interventions such as pipeline resizing, heat generator modifications, pump enhancements, and energy recovery opportunities are selected to optimize system performance. The results demonstrate that implementing energy efficiency measures can improve system performance and result in substantial energy cost savings.
Article
Thermodynamics
Giuseppe Lucarelli, Matteo Genovese, Gaetano Florio, Petronilla Fragiacomo
Summary: The article discusses the use of a novel multi-objective optimization model for tri-generative energy systems, considering technical, economic, and environmental objectives. The model was employed to simulate the daily operation of various system configurations and evaluate the data. A comparison was made among 22 technology sets, resulting in the identification of an optimal tri-generation plant for a large industrial user.
Article
Engineering, Electrical & Electronic
Giuseppe De Lorenzo, Rosario Marzio Ruffo, Petronilla Fragiacomo
Summary: The article presents the preliminary design of two energy systems based on Solid Oxide Fuel Cells (SOFCs) fed by bio-methane for a specific cruise ship. The new energy systems achieve a 12.74% reduction in primary energy consumption and a 40.23% reduction in CO2 emissions compared to the conventional energy system. Additionally, the heat produced by the SOFCs is utilized for co-/tri-generation purposes to meet the ship's thermal energy needs.
WORLD ELECTRIC VEHICLE JOURNAL
(2023)
Article
Energy & Fuels
Petronilla Fragiacomo, Francesco Piraino, Matteo Genovese, Orlando Corigliano, Giuseppe De Lorenzo
Summary: This paper investigates the performance of a six-cell solid oxide fuel cell (SOFC) stack through experimental tests, achieving an electrical power of 165W, approximately 27W per cell, with an electrical efficiency of 52%. The study also explores the potential applications of SOFCs in sustainable mobility, particularly in the maritime and aviation industries. The findings presented in this paper are valuable for scientists, engineers, policymakers, and industry stakeholders involved in the development and commercialization of SOFC systems in the sustainable transportation sectors.
Article
Engineering, Electrical & Electronic
Petronilla Fragiacomo, Matteo Genovese, Francesco Piraino, Orlando Corigliano, Giuseppe De Lorenzo
Summary: Transportation is a major contributor to CO2 emissions, posing significant challenges for decarbonization. To achieve comprehensive decarbonization, transitioning to low-carbon fuels and developing necessary infrastructures is crucial. Renewable hydrogen is a promising option for sustainable transportation, applicable to fuel cell electric vehicles and synthetic fuels for ships and airplanes.
Article
Energy & Fuels
Giuseppe De Lorenzo, Raffaele Giuseppe Agostino, Petronilla Fragiacomo
Summary: This article introduces an energy storage system based on a PEM electrolyzer system, which can convert surplus renewable energy into hydrogen for storage. By developing a dynamic electrical simulation model, the control and monitoring of power supply variations are achieved.
Article
Thermodynamics
Pengcheng Zhao, Jingang Wang, Liming Sun, Yun Li, Haiting Xia, Wei He
Summary: The production of green hydrogen through water electrolysis is crucial for renewable energy utilization and decarbonization. This research explores the optimal electrode configuration and system design of compactly-assembled industrial electrolyzer. The findings provide valuable insights for industrial application of water electrolysis equipment.
ENERGY CONVERSION AND MANAGEMENT
(2024)
Article
Thermodynamics
V. Baiju, P. Abhishek, S. Harikrishnan
Summary: Thermally driven adsorption desalination systems (ADS) have gained attention as an eco-friendly solution for water scarcity. However, they face challenges related to low water productivity and scalability. To overcome these challenges, integrating ADS with other desalination technologies can create a small-scale hybrid system. This study proposes integrating ADS with a Thermo Electric Dehumidification (TED) unit to enhance its performance.
ENERGY CONVERSION AND MANAGEMENT
(2024)
Article
Thermodynamics
C. X. He, Y. H. Liu, X. Y. Huang, S. B. Wan, Q. Chen, J. Sun, T. S. Zhao
Summary: A decentralized centroid multi-path RC network model is constructed to improve the temperature prediction accuracy compared to traditional RC models. By incorporating multiple heat flow paths and decentralizing thermal capacity, a more accurate prediction is achieved.
ENERGY CONVERSION AND MANAGEMENT
(2024)
Article
Thermodynamics
Chaoying Li, Meng Wang, Nana Li, Di Gu, Chao Yan, Dandan Yuan, Hong Jiang, Baohui Wang, Xirui Wang
Summary: There is an urgent need to shift away from heavy dependence on fossil fuels and embrace renewable energy sources, particularly in the energy-intensive oil refining process. This study presents an innovative concept called the Solar Oil Refinery, which applies solar energy in oil refining. A solar multi-energies-driven hybrid chemical oil refining system that utilizes solar pyrolysis and electrolysis has been developed, significantly improving solar utilization efficiency, cracking rate, and hydrogen yield.
ENERGY CONVERSION AND MANAGEMENT
(2024)
Article
Thermodynamics
Chao Ma, Guanghui Wang, Dingbiao Wang, Xu Peng, Yushen Yang, Xinxin Liu, Chongrui Yang, Jiaheng Chen
Summary: This study proposes a bio-inspired fish-tail wind rotor to improve the wind power efficiency of the traditional Savonius rotor. Through transient simulations and orthogonal experiments, the key factors affecting the performance are identified. A response surface model is constructed to optimize the power coefficient, resulting in an improvement of 9.4% and 6.6% compared to the Savonius rotor.
ENERGY CONVERSION AND MANAGEMENT
(2024)
Article
Thermodynamics
Sina Bahmanziari, Abbas-Ali Zamani
Summary: This paper proposes a new framework for improving electrical energy harvesting from piezoelectric smart tiles through a combination of magnetic plucking, mechanical impact, and mechanical vibration force mechanisms. Experimental results demonstrate a significant increase in energy yield and average energy harvesting time compared to other mechanisms.
ENERGY CONVERSION AND MANAGEMENT
(2024)
Article
Thermodynamics
Nanjiang Dong, Tao Zhang, Rui Wang
Summary: This study establishes a multiobjective mixed-variable configuration optimization model for a comprehensive combined cooling, heating, and power energy system, and proposes an efficient generating operator to optimize this model. The experimental results show that the proposed algorithm performs better than other state-of-the-art algorithms.
ENERGY CONVERSION AND MANAGEMENT
(2024)
Article
Thermodynamics
Ahmed E. Mansy, Eman A. El Desouky, Tarek H. Taha, M. A. Abu-Saied, Hamada El-Gendi, Ranya A. Amer, Zhen-Yu Tian
Summary: This study aims to convert office paper waste into bioethanol through a sustainable pathway. The results show that physiochemical and enzymatic hydrolysis of the waste can yield a high glucose concentration. The optimal conditions were determined using the Box-Behnken design, and a blended membrane was used for ethanol purification.
ENERGY CONVERSION AND MANAGEMENT
(2024)
Article
Thermodynamics
Sven Klute, Marcus Budt, Mathias van Beek, Christian Doetsch
Summary: Heat pumps are crucial for decarbonizing heat supply, and steam generating heat pumps have the potential to decarbonize the industrial sector. This paper presents the current state, technical and economic data, and modeling principles of steam generating heat pumps.
ENERGY CONVERSION AND MANAGEMENT
(2024)
Article
Thermodynamics
Le Zhang, To-Hung Tsui, Yen Wah Tong, Pruk Aggarangsi, Ronghou Liu
Summary: This study investigates the effectiveness of a current-carrying-coil-based magnetic field in promoting anaerobic digestion of chicken manure. The results show that the applied magnetic field increases methane yield, decreases carbon dioxide production, and reduces the concentration of ammonia nitrogen. Microbial community analysis reveals the enrichment of certain methanogenic genera and enhanced metabolic pathways. Pilot-scale experiments confirm the technical effectiveness of the magnetic field assistance in enhancing anaerobic digestion of chicken manure.
ENERGY CONVERSION AND MANAGEMENT
(2024)
Article
Thermodynamics
Bo Chen, Ruiqing Ma, Yang Zhou, Rui Ma, Wentao Jiang, Fan Yang
Summary: This paper presents an advanced energy management strategy for fuel cell hybrid electric heavy-duty vehicles, focusing on speed planning and energy allocation. By utilizing predictive co-optimization control, this strategy ensures safe inter-vehicle distance and minimizes energy demand. Simulation results demonstrate the effectiveness of the proposed method in reducing fuel cell degradation cost and overall operation cost.
ENERGY CONVERSION AND MANAGEMENT
(2024)
Article
Thermodynamics
Fabio Fatigati, Roberto Cipollone
Summary: Organic Rankine Cycle-based microcogeneration systems that use solar sources to generate electricity and hot water can help reduce CO2 emissions in residential energy-intensive sectors. The adoption of a recuperative heat exchanger in these systems improves efficiency, reduces thermal power requirements, and saves on electricity costs.
ENERGY CONVERSION AND MANAGEMENT
(2024)
Article
Thermodynamics
Lipeng He, Renwen Liu, Xuejin Liu, Xiaotian Zheng, Limin Zhang, Jieqiong Lin
Summary: This research proposes a piezoelectric-electromagnetic hybrid energy harvester (PEHEH) for low-frequency wave motion and self-sensing wave environment monitoring. The PEHEH shows promising power output and the ability to self-power and self-sense the wave environment.
ENERGY CONVERSION AND MANAGEMENT
(2024)
Article
Thermodynamics
Shangling Chu, Yang Liu, Zipeng Xu, Heng Zhang, Haiping Chen, Dan Gao
Summary: This paper studies a distributed energy system integrated with solar and natural gas, analyzes the impact of different parameters on its energy utilization and emissions reduction, and obtains the optimal solution through an optimization algorithm. The results show that compared to traditional separation production systems, this integrated system achieves higher energy utilization and greater reduction in carbon emissions.
ENERGY CONVERSION AND MANAGEMENT
(2024)
Article
Thermodynamics
Qingpu Li, Yaqi Ding, Guangming Chen, Yongmei Xuan, Neng Gao, Nian Li, Xinyue Hao
Summary: This paper proposes and studies a piston-type thermally-driven pump with a structure similar to a linear compressor, aiming to eliminate the high-quality energy consumption of existing pumps and replace mechanical pumps. The coupling mechanism of working fluid flow and element dimension is analyzed based on force analysis, and experimental data analysis is used to determine the pump operation stroke. Theoretical simulation is conducted to analyze the correlation mechanism of the piston assembly. The research shows that the thermally-driven pump can greatly reduce power consumption and has potential for industrial applications.
ENERGY CONVERSION AND MANAGEMENT
(2024)
