Renewable Energy Focus最新文献

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Battery energy storage with renewable energy sources integration in unbalanced distribution network considering time of use pricing 考虑使用时间定价的不平衡配电网中可再生能源与电池储能的整合
IF 4.2
Renewable Energy Focus Pub Date : 2024-09-03 DOI: 10.1016/j.ref.2024.100630
Sigma Ray , Kumari Kasturi , Samarjit Patnaik , Manas Ranjan Nayak
{"title":"Battery energy storage with renewable energy sources integration in unbalanced distribution network considering time of use pricing","authors":"Sigma Ray ,&nbsp;Kumari Kasturi ,&nbsp;Samarjit Patnaik ,&nbsp;Manas Ranjan Nayak","doi":"10.1016/j.ref.2024.100630","DOIUrl":"10.1016/j.ref.2024.100630","url":null,"abstract":"<div><p>The increasing demand for sustainable energy solutions and the escalating energy demand have facilitated the emergence of renewable energy sources (RES), such as photovoltaic (PV) sources. Combining RES with battery energy storage system (BESS) technology reduces peak hour demand and allows for economical charging and discharging for time-based energy pricing. Integrating PV and BESS in an unbalanced system with multiple RES sources is a challenging task. It requires a robust algorithm to minimise power loss in the distribution system and decrease the voltage unbalance factor (VUF). This paper presents a new multi-objective Pelican optimisation algorithm (MOPOA) for the optimal allocation of PV and BESS. The MOPOA helps find the best placement of PV and BESS in an IEEE-33 bus unbalanced radial distribution system (URDS). The proposed algorithm combines multiple benefits from a lower net present cost (NPC) and a higher voltage profile enhancement index (VPEI). The case studies and simulation results show that the proposed method places PV and BESS in IEEE 33-bus URDS optimally, satisfying all of the system’s requirements. The results indicate an improvement in the minimum VUF factor of 4.4% in a winter day and 4.3% in a summer day; a reduction in active power loss of 16% in a winter day and 7.1% in a summer day; and a reduction in reactive power loss of 7.5% in a winter day and 7.2% in a summer day. Thus, the recommended strategy effortlessly accelerates to a suboptimal solution.</p></div>","PeriodicalId":29780,"journal":{"name":"Renewable Energy Focus","volume":"51 ","pages":"Article 100630"},"PeriodicalIF":4.2,"publicationDate":"2024-09-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142150293","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Identifying interaction boundary of inverter-based generation in assessing system strength of power grids using relative electrical distance concept 利用相对电距离概念确定逆变器发电在评估电网系统强度时的交互边界
IF 4.2
Renewable Energy Focus Pub Date : 2024-09-02 DOI: 10.1016/j.ref.2024.100627
Shereefdeen Oladapo Sanni , Olatunji Obalowu Mohammed , Ayodele Isqeel Abdullateef , Daw Saleh Sasi Mohammed , Joseph Yakubu Oricha
{"title":"Identifying interaction boundary of inverter-based generation in assessing system strength of power grids using relative electrical distance concept","authors":"Shereefdeen Oladapo Sanni ,&nbsp;Olatunji Obalowu Mohammed ,&nbsp;Ayodele Isqeel Abdullateef ,&nbsp;Daw Saleh Sasi Mohammed ,&nbsp;Joseph Yakubu Oricha","doi":"10.1016/j.ref.2024.100627","DOIUrl":"10.1016/j.ref.2024.100627","url":null,"abstract":"<div><p>The increasing use of inverter-based generation (IBG) in power grids raises concern about system strength. This is partly due to the inherent interactions among multiple IBGs in close proximity to one another. This paper proposes an approach to identifying the existential boundary of interaction in a network using the relative electrical distance (RED) concept. The mathematical formulation of the RED concept to address the interaction problem among the IBGs involved utilising the power system network’s admittance matrix to capture its structural characteristics. An interaction matrix derived from the RED values of all IBG pairs was then developed to identify the interacting IBG groups. The proposed approach was demonstrated using the IEEE 39-bus system and a practical 72-bus Nigerian power grid. Results showed that RED values effectively group interacting IBGs, with values closer to 0 signifying higher interaction levels, values closer to 1 indicating lower interaction, and a value of 1 denoting no interaction. Time-domain simulations confirmed the accuracy of the approach, demonstrating that the effect of control interaction propagates proportionally to neighbouring IBGs based on RED values. However, fault currents can influence the impact of control interactions. This approach, which requires less computational effort, provides a quick identification tool for potential areas of concern based on the degree of interaction, enhancing the reliability of power grids with high IBG penetration.</p></div>","PeriodicalId":29780,"journal":{"name":"Renewable Energy Focus","volume":"51 ","pages":"Article 100627"},"PeriodicalIF":4.2,"publicationDate":"2024-09-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142150294","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A critical review on intelligent-based techniques for detection and mitigation of cyberthreats and cascaded failures in cyber-physical power systems 基于智能技术的网络物理电力系统网络威胁和级联故障检测与缓解技术综述
IF 4.2
Renewable Energy Focus Pub Date : 2024-09-02 DOI: 10.1016/j.ref.2024.100628
Oluwaseun O. Tooki, Olawale M. Popoola
{"title":"A critical review on intelligent-based techniques for detection and mitigation of cyberthreats and cascaded failures in cyber-physical power systems","authors":"Oluwaseun O. Tooki,&nbsp;Olawale M. Popoola","doi":"10.1016/j.ref.2024.100628","DOIUrl":"10.1016/j.ref.2024.100628","url":null,"abstract":"<div><p>The advent of advanced technologies in power and energy systems is fortifying the grid’s resilience and enhancing the availability of power supply through a network of electrical and communication apparatus. The notable technologies include cyber-physical power systems (CPPS) and transactive energy systems (TES). The CPPS, a derivative of cyber-physical system (CPS), is for operational enhancement, and to boost performance. TES is an energy solution that uses economic and control techniques that enhance the dynamic balance between the supplied energy and energy demand across the electrical infrastructure. Integration of intelligence systems and information and communication technologies has brought new objections and threats to CPPS and TES, where adversaries capitalize on the vulnerabilities in cyber systems to manipulate the system deceitfully. Furthermore, the susceptibility of CPPS to information attacks inherently has the potential to cause cascading failures. Researchers have extensively focused their searchlight on applications of advanced technologies within CPPS. However, leaving out the impact of cascaded failures on the CPPS’ efficiency. This work critically assesses intelligent-based techniques used for cyber threat detection and mitigation. It offers insights on how to guide against some of the approaches adopted by cyber-attackers, identifies corresponding gaps, and presents future research directions. Also presented is the conceptualization of applying CPS models for the cyber-security enhancement of TES solutions. The articles selected for this review were evaluated based on recency and the application of intelligent approaches for intrusion and cyberattack detection in CPPS. It was uncovered from the review that topological models are often used to describe cyberattack processes in CPPS. Also, researchers based their investigation on False-Data Injection Attacks and IEEE-118 Bus systems for validation. It was discovered that the deep Reinforcement Learning-based Graph Convolutional Network is a promising solution for intrusion and cyberattack detection in TES owing to its security, detection accuracy, reliability, and scalability.</p></div>","PeriodicalId":29780,"journal":{"name":"Renewable Energy Focus","volume":"51 ","pages":"Article 100628"},"PeriodicalIF":4.2,"publicationDate":"2024-09-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S1755008424000929/pdfft?md5=31328d96582a1a07c95bc49a1c3937f0&pid=1-s2.0-S1755008424000929-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142150289","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A review of dynamic changes in complementarities and transition pathways toward distributed energy resource–based electrical system 审查互补性的动态变化和向基于分布式能源资源的电力系统过渡的途径
IF 4.2
Renewable Energy Focus Pub Date : 2024-09-01 DOI: 10.1016/j.ref.2024.100626
Yi-Yang Wang, Akihisa Mori
{"title":"A review of dynamic changes in complementarities and transition pathways toward distributed energy resource–based electrical system","authors":"Yi-Yang Wang,&nbsp;Akihisa Mori","doi":"10.1016/j.ref.2024.100626","DOIUrl":"10.1016/j.ref.2024.100626","url":null,"abstract":"<div><p>The global increase in renewable energy share and grid-resilience risks posed by climate change make distributed energy resources (DERs) a key priority for sustainable energy. While previous studies have explored the required changes for achieving a renewable energy source (RES)-based system, they have paid little attention to different transition strategies based on grid paradigms and their adaptability to local contexts. This study fills this research gap by showing transition pathways toward DER- and RES-based systems through a literature review of DERs, focusing on complementarity elements in electricity systems. We found that the transition pathway must be associated with changes in the following three complementarity elements: (1) the expansion and empowerment of prosumers; (2) the design and arrangement of the energy market and its mechanism in favor of the DER-based system; and (3) the adjustment of tasks and functions of existing stakeholders. These findings make a novel contribution to arguments about incumbents’ sustainability transitions, particularly incumbents’ adoption of new business models and adaptation to new institutions.</p></div>","PeriodicalId":29780,"journal":{"name":"Renewable Energy Focus","volume":"51 ","pages":"Article 100626"},"PeriodicalIF":4.2,"publicationDate":"2024-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S1755008424000905/pdfft?md5=75a9ebd181b22c6e27681d73e30f8206&pid=1-s2.0-S1755008424000905-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142150290","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Green microgrid’s LFC using recursive step-by-step optimized multi-stage fuzzy controller with separated inference systems 使用带有分离推理系统的递归分步优化多级模糊控制器的绿色微电网 LFC
IF 4.2
Renewable Energy Focus Pub Date : 2024-08-30 DOI: 10.1016/j.ref.2024.100625
H. Shayeghi , A. Rahnama , N. Bizon
{"title":"Green microgrid’s LFC using recursive step-by-step optimized multi-stage fuzzy controller with separated inference systems","authors":"H. Shayeghi ,&nbsp;A. Rahnama ,&nbsp;N. Bizon","doi":"10.1016/j.ref.2024.100625","DOIUrl":"10.1016/j.ref.2024.100625","url":null,"abstract":"<div><p>Amidst the growing integration of renewable energy sources (RES), the efficient administration of load-frequency control (LFC) in microgrids (MG) continues to be a significant challenge. In response to the complexities of modern MGs operations, this study introduces a novel two-stage fuzzy controller aimed at enhancing the system’s dynamic responses. The proposed controller consists of two levels, each of which contains a separate and autonomous fuzzy inference system (FIS). The proposed controller includes proportional (P) and derivative (D) control operators in the first level, and in the second level, the combination of proportional and integral (I) operators is used. The suggested fuzzy P-fuzzy D multiplied by 1+(fuzzy P - fuzzy I) which is named FPFD-(1+FPFI) controller parameters are tuned by solving an optimization problem to reduce energy wastage and prevent undesirable dynamic responses. The parameters of the controller and the membership functions (MF) at each level are both optimized. The optimization process utilizes an enhanced particle swarm optimization (PSO) algorithm. The decisive superiority of the FPFD-(1+FPFI) controller has been confirmed by evaluating its performance in an all-renewable MG compared to conventional controllers. Reduction of frequency deviation in the face of disturbances in the demand side or production of renewables, better performance in the presence of uncertainty in the parameters of the system model, better dynamic responses against nonlinear factors such as time delays, and also, robustness against cyberattacks are prominent features of the proposed FPFD-(1+FPFI) controller. In addition, the results of the studies show that the controller, with its fast and accurate performance, reduces the dependence on the energy storage systems to maintain the stability of the system by more than 40%. The efficiency of the proposed controller is also verified through laboratory scale evaluation.</p></div>","PeriodicalId":29780,"journal":{"name":"Renewable Energy Focus","volume":"51 ","pages":"Article 100625"},"PeriodicalIF":4.2,"publicationDate":"2024-08-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142167988","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Optimizing and Exploring Untapped Micro-Hydro Hybrid Systems: a Multi-Objective Approach for Crystal Lake as a Large-Scale Energy Storage Solution 优化和探索尚未开发的微型水电混合系统:将水晶湖作为大规模储能解决方案的多目标方法
IF 4.2
Renewable Energy Focus Pub Date : 2024-08-30 DOI: 10.1016/j.ref.2024.100624
Sharaf K. Magableh, Oraib Dawaghreh, Caisheng Wang
{"title":"Optimizing and Exploring Untapped Micro-Hydro Hybrid Systems: a Multi-Objective Approach for Crystal Lake as a Large-Scale Energy Storage Solution","authors":"Sharaf K. Magableh,&nbsp;Oraib Dawaghreh,&nbsp;Caisheng Wang","doi":"10.1016/j.ref.2024.100624","DOIUrl":"10.1016/j.ref.2024.100624","url":null,"abstract":"<div><p>Increasing electricity demand and concerns about climate change and fossil fuel consumption have highlighted the importance of renewable energy resources and storage systems. This paper proposes a method for exploring untapped pumped hydro storage potentials to accommodate intermittent renewable energy generation profiles. Hourly measured data from 2022 in Benzie County, Michigan, United States, were gathered for system sizing and a thorough, realistic analysis. By employing the multi-objective grey wolf optimization algorithm, we formulated optimal sizing and energy-management strategies for three different scenarios. Unlike similar studies, the 3<sup>rd</sup> with triple objective functions (OFs) scenario aims to maximize both reliability and ecological OFs while minimizing the cost OF. It has shown promising results with multiple solutions, considering economic, environmental, and reliability factors. A case study conducted in Crystal Lake, Michigan, revealed that although Crystal Lake would function only as a micro-hydro power facility, it is a promising and huge storage unit with a substantial storage capacity of around 14.9734GWh. The system investigated is significant in the USA due to its rapid deployment capabilities, minimal construction requirements, and ease of integration with the distribution grid. The fuzzy logic method was employed to identify the best non-dominant solution among the other solutions. These outcomes include a notably low levelized cost of energy at 0.046147$/kWh, a robust index of reliability of 99.705%, and a significant reduction in CO<sub>2</sub> emissions amounting to 7.9142×10<sup>3</sup> tons/year, when considering the triple OFs. The paper’s methodology provides valuable insights for regions aiming to utilize renewable energy from untapped storage sources.</p></div>","PeriodicalId":29780,"journal":{"name":"Renewable Energy Focus","volume":"51 ","pages":"Article 100624"},"PeriodicalIF":4.2,"publicationDate":"2024-08-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142167987","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Technician assignment in multi-shift maintenance schedules in an offshore wind farm 海上风电场多班维修计划中的技术人员分配
IF 4.2
Renewable Energy Focus Pub Date : 2024-08-30 DOI: 10.1016/j.ref.2024.100616
Md Imran Hasan Tusar , Bhaba R Sarker
{"title":"Technician assignment in multi-shift maintenance schedules in an offshore wind farm","authors":"Md Imran Hasan Tusar ,&nbsp;Bhaba R Sarker","doi":"10.1016/j.ref.2024.100616","DOIUrl":"10.1016/j.ref.2024.100616","url":null,"abstract":"<div><p>Offshore wind farms are becoming more and more important to sustainable energy strategies, yet their maintenance presents unique logistical challenges. The focus of this research is the <em>Technician Assignment Problem (TAP)</em> which involves a complicated and fluctuating scheduling problem. The key objective is to determine the most effective assignment of technicians to maintenance tasks to maximize operational efficiency and ensure reliable service. This study introduces a mathematical optimization model that processes numerous variables—technician availability, skill sets, and temporal constraints—to minimize unmet maintenance needs and ensure equitable workload distribution. The model is based on assumptions derived from actual operational conditions and human resource practices, guaranteeing that its results are not only theoretically valid but also practically feasible. <em>TAP</em> adheres to labor regulations, employs human resource capabilities, and aims for a smart assignment of workforce. It complies with restrictions that prevent excessive work, require breaks, and ensure that technicians are assigned tasks that match their skills, thus promoting the well-being of the workforce and the efficiency of operations. The computational investigation of the model shows that it has a remarkable ability to improve scheduling decisions which effectively reduce unassigned positions and uniformly distribute work hours. In essence, this research contributes a methodologically robust framework to the field of workforce scheduling, with the potential to inform the maintenance strategies of offshore wind farms and similar complex service systems.</p></div>","PeriodicalId":29780,"journal":{"name":"Renewable Energy Focus","volume":"51 ","pages":"Article 100616"},"PeriodicalIF":4.2,"publicationDate":"2024-08-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S1755008424000802/pdfft?md5=c3372bd2c2ce9bd496f06d74dc3a53be&pid=1-s2.0-S1755008424000802-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142150292","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A Three-Step Weather Data Approach in Solar Energy Prediction Using Machine Learning 利用机器学习进行太阳能预测的三步气象数据法
IF 4.2
Renewable Energy Focus Pub Date : 2024-08-23 DOI: 10.1016/j.ref.2024.100615
Tolulope Olumuyiwa Falope , Liyun Lao , Dawid Hanak
{"title":"A Three-Step Weather Data Approach in Solar Energy Prediction Using Machine Learning","authors":"Tolulope Olumuyiwa Falope ,&nbsp;Liyun Lao ,&nbsp;Dawid Hanak","doi":"10.1016/j.ref.2024.100615","DOIUrl":"10.1016/j.ref.2024.100615","url":null,"abstract":"<div><p>Solar energy plays a critical part in lowering CO<sub>2</sub> emissions and other greenhouse gases when integrated into the grid. Higher solar energy penetration is hindered by its intermittency leading to reliability issues. To forecast solar energy production, this study suggests a three-step forecasting method that selects weather variables with a moderate to strong positive correlation to solar radiation using Pearson correlation coefficient analysis. Low-level data fusion is used to combine weather inputs from a reliable local weather station and an on-site weather station, significantly improving the forecasting model’s accuracy regardless of the machine learning method used. Weather data was obtained from the Kisanhub Weather Station located in Cranfield University, UK and the meteorological station in Bedford, UK. In addition, PV power supply data was obtained from four solar plants. Using the Regression Learner app in MATLAB, the proposed architecture is tested on a utility scale solar plant (1 MW), showing a 6% and 13% prediction accuracy improvement when compared to solely using data from the on-site and local weather station respectively. It is further validated using data from three residential rooftop solar systems (8 kW, 10.5 kW and 15 kW), achieving root-mean square values of 0.0984, 0.0885, and 0.1425 respectively. The data was pre-processed using both rescaling and list-wise deletion methods. Training and testing data from the 1 MW solar plant was divided into 75% and 25% respectively, while 100% of the residential rooftop solar plants was used for validation.</p></div>","PeriodicalId":29780,"journal":{"name":"Renewable Energy Focus","volume":"50 ","pages":"Article 100615"},"PeriodicalIF":4.2,"publicationDate":"2024-08-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S1755008424000796/pdfft?md5=8d81b05eac4c4762d69e0fae4c13611b&pid=1-s2.0-S1755008424000796-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142058525","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A review of the use of different technologies/methods for the transmission of solar radiation for lighting purposes using optical fibers 利用光纤传输太阳辐射用于照明的不同技术/方法综述
IF 4.2
Renewable Energy Focus Pub Date : 2024-08-15 DOI: 10.1016/j.ref.2024.100614
Prashant Upadhyay, Piyush Kuchhal, Surajit Mondal
{"title":"A review of the use of different technologies/methods for the transmission of solar radiation for lighting purposes using optical fibers","authors":"Prashant Upadhyay,&nbsp;Piyush Kuchhal,&nbsp;Surajit Mondal","doi":"10.1016/j.ref.2024.100614","DOIUrl":"10.1016/j.ref.2024.100614","url":null,"abstract":"<div><p>The use of solar radiation for lighting purposes has gained significant attention in recent years because of its potential to provide a sustainable and renewable source of energy. One approach to harnessing solar radiation for lighting is through the use of optic fiber technology, which allows for the efficient transmission of light from a source to a desired location. This review provides a comprehensive analysis of the different technologies and methods used for the transmission of solar radiation for lighting purposes using optic fibers. The first topic of our discussion was the basic principles of optic fiber technology and its applications in solar lighting to examine the different methods used for coupling solar radiation into optic fibers, such as the use of solar concentrators, mirrors, and lenses. Finally, this review introduces the challenges and prospects of using optic fiber technology for solar lighting applications and the current development status of this technology. This review concludes that optic fiber technology is a promising approach for the transmission of solar radiation for lighting purposes and has the potential to provide significant energy savings and environmental benefits. However, further research is needed to optimize the efficiency of optic fiber systems and to develop cost-effective solutions for their implementation in real-world applications.</p></div>","PeriodicalId":29780,"journal":{"name":"Renewable Energy Focus","volume":"50 ","pages":"Article 100614"},"PeriodicalIF":4.2,"publicationDate":"2024-08-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142006774","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Paving the way for low-carbon hydrogen supply chain deployment by exploring the potential of renewable energies and multisectoral hydrogen demand: Case study of France 通过探索可再生能源和多部门氢需求的潜力,为低碳氢供应链的部署铺平道路:法国案例研究
IF 4.2
Renewable Energy Focus Pub Date : 2024-08-08 DOI: 10.1016/j.ref.2024.100613
Renato Luise , Annabelle Brisse , Catherine Azzaro-Pantel
{"title":"Paving the way for low-carbon hydrogen supply chain deployment by exploring the potential of renewable energies and multisectoral hydrogen demand: Case study of France","authors":"Renato Luise ,&nbsp;Annabelle Brisse ,&nbsp;Catherine Azzaro-Pantel","doi":"10.1016/j.ref.2024.100613","DOIUrl":"10.1016/j.ref.2024.100613","url":null,"abstract":"&lt;div&gt;&lt;p&gt;France has set ambitious targets for hydrogen production in its National Roadmap, aiming to install at least 6.5 GW of electrolyzer capacity and produce 700,000 tons of hydrogen annually by 2030. The country is focusing on producing renewable or low-carbon hydrogen primarily through electrolysis. However, it faces significant barriers in rapidly scaling up renewable energy infrastructure and may need to consider import strategies to address potential shortages. Addressing these challenges requires investigating whether the availability of renewable energy for the production of electrolytic hydrogen could become a limiting factor for hydrogen adoption and potentially act as a bottleneck in its market integration. The methodology merges forecasts from the public and private sectors to address both renewable and non-renewable electricity production and the energy needed for rising hydrogen demand. The approach developed involves estimating France’s renewable energy supply up to 2050 and determines how much of this energy can be allocated to hydrogen production to ensure it remains carbon-free and genuinely renewable. Unlike many existing roadmaps that take a more general approach, the innovative part of this study is developing a territorial perspective to conduct a detailed analysis of potential mismatches between hydrogen supply and demand.&lt;/p&gt;&lt;p&gt;Three distinct sources of electricity are considered for the electrolyzers, which could be connected to the grid or directly to renewable power plants: low-carbon electricity from the French grid, renewable electricity from re-powered solar and wind farms, and renewable electricity from newly installed power plants. Total electricity demand is projected to rise from 475 TWh/y in 2020 to 754 TWh/y in 2050, with the share of renewable energy increasing from 19% in 2020 to 69% in 2050.&lt;/p&gt;&lt;p&gt;The study evaluates the demand for hydrogen in two key sectors, industry, which is heavily dependent on hydrogen, and mobility, which currently has a more modest contribution. Hydrogen demand is expected to increase from nearly 310 ktons per day in 2025 to over 2650 ktons per day by 2050.&lt;/p&gt;&lt;p&gt;Given an average specific consumption of 55 kWh of electricity per kg of hydrogen produced, the total electricity demand for electrolytic hydrogen production is projected to grow from 17 TWh/year in 2025 to 146 TWh/year in 2050.&lt;/p&gt;&lt;p&gt;It can be concluded that allocating the entire anticipated production from re-powered solar and on-shore wind farms in the coming years will not be sufficient to meet the electricity demand required for electrolytic hydrogen production. To prevent renewable energy from becoming a bottleneck for hydrogen market integration and to avoid the need for hydrogen imports, it is crucial to allocate 5% to 10% of the projected renewable output from newly installed plants to address the increasing hydrogen demand. This result is key to creating an optimal design model for hydrogen supply chains.&lt;/p&gt;&lt;/di","PeriodicalId":29780,"journal":{"name":"Renewable Energy Focus","volume":"50 ","pages":"Article 100613"},"PeriodicalIF":4.2,"publicationDate":"2024-08-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142041141","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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