-
An enhanced stochastic optimization for more flexibility on integrated energy system with flexible loads and a high penetration level of renewables Renew. Energy (IF 8.7) Pub Date : 2024-04-15 Mou Wu, Rujing Yan, Jing Zhang, Junqiu Fan, Jiangjiang Wang, Zhang Bai, Yu He, Guoqiang Cao, Keling Hu
-
Optical, electrical, and thermal performance of low-concentrating photovoltaic/thermal system using microencapsulated phase change material suspension as a coolant Renew. Energy (IF 8.7) Pub Date : 2024-04-15 Feng Shan, Guiyin Fang, Lei Zhao, Yunzhi Zhu
Concentrated photovoltaic/thermal (C-PV/T) systems exhibit superior output compared to common PV/T collectors. To address potential issues caused by excessive concentration of conventional parabolic concentrators and enhance the electro-thermal co-generation capability, this work proposes a low-concentrating PV/T (LC-PV/T) system that integrates two improved concentrator designs and a coolant of microencapsulated
-
Cooperative economic dispatch of EV-HV coupled electric-hydrogen integrated energy system considering V2G response and carbon trading Renew. Energy (IF 8.7) Pub Date : 2024-04-15 Ruiqi Li, Hongbo Ren, Qiong Wu, Qifen Li, Weijun Gao
With the increasing penetration of renewable energy, the Power-to-hydrogen technology accelerates the adoption of new energy vehicles, including both hydrogen vehicles (HV) and electric vehicles (EV). Simultaneously, the integration of Vehicle-to-Grid (V2G) technology further promotes the development of electric-hydrogen integrated energy systems coupled with transportation systems. In this study,
-
Modeling sustainable bioethanol supply chain in Australia: A system dynamics approach Renew. Energy (IF 8.7) Pub Date : 2024-04-13 Nima Taheri, Hamed Jahani, Mir Saman Pishvaee
-
Numerical investigation of dynamic icing of wind turbine blades under wind shear conditions Renew. Energy (IF 8.7) Pub Date : 2024-04-12 Qiang Wang, Xian Yi, Yu Liu, Jinghao Ren, Jianjun Yang, Ningli Chen
In the wind shear icing environment, the periodically varying inflow conditions experienced by wind turbine blades can significantly enhance the dynamic icing characteristics, which poses a great challenge to wind turbine icing research. To investigate this phenomenon, the Improved Multi-Shot Icing Computational Model (IMSICM) is utilized. In IMSICM, an efficient dynamic icing computational frame is
-
Distribution of relaxation times used for analyzing the electrochemical impedance spectroscopy of polymer electrolyte membrane fuel cell Renew. Energy (IF 8.7) Pub Date : 2024-04-12 Liuyuan Han, Yingchao Shang, Qi Liang, Yang Liu, Zhen Guo
In this paper, a 25 cm polymer electrolyte membrane single cell is prepared by ultrasonic spraying coating method. The polarization curves and Electrochemical Impedance Spectroscopies (EIS) data of this cell are collected under different conditions, such as cell temperature, humidity, back pressure and pure O. EIS data are analyzed by Distribution of Relaxation Time (DRT), and some results are concluded:
-
Maximizing hybrid microgrid system performance: A comparative analysis and optimization using a gradient pelican algorithm Renew. Energy (IF 8.7) Pub Date : 2024-04-12 Hoda Abd El-Sattar, Mohamed H. Hassan, David Vera, Francisco Jurado, Salah Kamel
The development of hybrid systems that combine different energy sources has become increasingly important to meet the growing demand for clean and sustainable energy. These systems can offer a reliable and efficient solution to reduce dependence on conventional energy sources and address the issues of climate change and environmental degradation. This study focuses on two types of hybrid systems, namely
-
Performance optimization of an integrated solar combined cycle for the cogeneration of electricity and fresh water Renew. Energy (IF 8.7) Pub Date : 2024-04-11 S. Shaaban
Many Arabic countries suffer water scarcity while having an energy surplus. The present work investigates and optimizes a proposed plant for the cogeneration of electricity and fresh water. This plant comprises an Integrated Solar Combined Cycle (ISCC) power plant and a Multi Stage Flash (MSF) desalination unit. The steam condenser of the ISCC acts as a brine heater of the MSF desalination unit. Thus
-
Numerical assessment and optimization of photovoltaic-based hydrogen-oxygen Co-production energy system: A machine learning and multi-objective strategy Renew. Energy (IF 8.7) Pub Date : 2024-04-10 Ningbo Wang, Yanhua Guo, Lu Liu, Shuangquan Shao
-
Tandem catalysis of furfural to γ-valerolactone over polyoxometalate-based metal-organic frameworks: Exploring the role of confinement in the catalytic process Renew. Energy (IF 8.7) Pub Date : 2024-04-10 Mingwei Ma, Pan Hou, Peng Zhang, Qi Guo, Huijuan Yue, Jiahui Huang, Ge Tian, Shouhua Feng
-
Investment risk assessment of anaerobic fermentation based hydrogen production project based on regret linguistic Z-number averaging Choquet integral operator Renew. Energy (IF 8.7) Pub Date : 2024-04-10 Yan-dong Du, Jia-le Zhou, Xin-yue Zhou, Yang-wen Wu, Qiang Lu
Anaerobic fermentation based hydrogen production technology has a good market investment prospect for its advantages of abundant raw material sources, low cost and low energy consumption. The industry is in the early stage of development and will face many risks. The corresponding risk assessment has not yet attracted attention. Therefore, this paper constructs a risk assessment framework. Firstly
-
Extending the flight endurance of stratospheric airships using regenerative fuel cells-assisted pressure maintenance Renew. Energy (IF 8.7) Pub Date : 2024-04-10 Kangwen Sun, Xinzhe Ji, Chuan Shan, Dongji Cheng, Haoquan Liang
-
Multiphase flow dynamics in metal foam proton exchange membrane fuel cell Renew. Energy (IF 8.7) Pub Date : 2024-04-10 Lu Zhang, Jie Liu, Shaojie Du, Chen Zhao
Porous metal foam holds substantial promise as a material for bipolar plates in high-performance proton exchange membrane fuel cells (PEMFC) due to its exceptional properties in reactant redistribution. However, the intricate structure of metal foam flow field (MFF) presents challenges for mass transfer and water management. In this study, a three-dimensional two-phase flow model for metal foam is
-
Z-scheme ZnCdS/NiCo-LDH photocatalyst followed dual-channel charge transfer via Au-intercalation for renewable hydrogen production Renew. Energy (IF 8.7) Pub Date : 2024-04-10 Ping Bai, Junyu Lang, Yinshu Wang, Haojie Tong, Zelin Wang, Bingbing Zhang, Yiguo Su, Zhanli Chai
-
A compressible degree of freedom as a means for improving the performance of heaving wave energy converters Renew. Energy (IF 8.7) Pub Date : 2024-04-10 A. Cotten, A. Kurniawan, V.S. Neary, R.G. Coe, G. Bacelli
A compressible degree of freedom (CDOF) can provide a means of improving wave power capture by adjusting the system stiffness and providing short-term energy storage, reducing or even eliminating the requirement for two-way electrical power flow as is typical in wave energy control systems. With the overarching goal of investigating and facilitating the application of a CDOF within wave energy converter
-
Agglomeration behaviour of various biomass fuels under different air staging conditions in fluidised bed technology for renewable energy applications Renew. Energy (IF 8.7) Pub Date : 2024-04-09 Farooq Sher, Narcisa Smječanin, Muhammad Kashif Khan, Imran Shabbir, Salman Ali, Mohammad Rafe Hatshan, Irfan Ul Hai
The most common technology for thermochemical conversion of solid fuel through the process of gasification, such as coal, varieties of residues from biomass and agriculture are the bubbling fluidised bed or fluidised bed systems. However, there are some disadvantages within these systems including the formation of eutectic mixtures, increased process of melting and bed agglomeration. Hence, the current
-
Virtual sensing via Gaussian Process for bending moment response prediction of an offshore wind turbine using SCADA data Renew. Energy (IF 8.7) Pub Date : 2024-04-09 Bridget Moynihan, Eleonora M. Tronci, Michael C. Hughes, Babak Moaveni, Eric Hines
Offshore wind turbines (OWTs) can be equipped with two types of monitoring systems: (1) a Supervisory Control and Data Acquisition (SCADA) system that monitors operational data such as wind speed and power generation, and (2) vibration sensors like accelerometers and strain gauges to track structural dynamics. While strain gauges enable fatigue damage calculations, not all OWTs in a wind farm have
-
Mechanisms and economics of a self-powered, automated, scalable solar PV surface cleaning system Renew. Energy (IF 8.7) Pub Date : 2024-04-09 Martin Paul Ndeto, Francis Njoka, David Wafula Wekesa, Robert Kinyua
PV module exposure to ambient environmental factors, such as dust deposits, have negative effects on the module's peak power () and overall power conversion efficiency (). In this study the ideal counter-acting force needed to remove adhered dust particles on PV modules is investigated. An automated self-cleaning system that uses fluid velocities to suspend adhered dust particles on the PV module surface
-
Analysis of fouling in domestic boilers fueled with non-woody biomass Renew. Energy (IF 8.7) Pub Date : 2024-04-09 Esperanza Monedero, Amparo Pazo, Rocío Collado, Oscar J. Dura, Juan José Hernández
The greater sustainability of agricultural and industrial wastes (non-woody biomass) when compared to the widely used high-quality forestry biomass encourages their usage in small-scale thermal devices (residential and domestic applications). However, the typical significant ash and alkali-compounds content of agro-industrial wastes may form undesirable deposits over the heat exchange surfaces that
-
Enhanced hydrogen production enabled by pulsed potential coupled sulfite electrooxidation water electrolysis system Renew. Energy (IF 8.7) Pub Date : 2024-04-08 Xuewei Zhang, Wei Zhou, Yuming Huang, Yani Ding, Junfeng Li, Liang Xie, Yang Yu, Jiaxiang Chen, Miaoting Sun, Xiaoxiao Meng
-
Understanding platinum-based H2 adsorption/ desorption kinetics during catalytic hydrogenation or hydrogen storage-related reactions Renew. Energy (IF 8.7) Pub Date : 2024-04-08 Aleksandra Zamljen, Žan Lavrič, Anže Prašnikar, Janvit Teržan, Miha Grilc, Anton Meden, Blaž Likozar
-
High efficiency electricity and gas cogeneration through direct carbon solid oxide fuel cell with cotton stalk biochar Renew. Energy (IF 8.7) Pub Date : 2024-04-08 Xiaofeng Gu, Xiaomin Yan, Mingyang Zhou, Gaochang Zou, Zidai Fan, Jiang Liu
-
Boosting the efficiency up to 33 % for chalcogenide tin mono-sulfide-based heterojunction solar cell using SCAPS simulation technique Renew. Energy (IF 8.7) Pub Date : 2024-04-08 Amarjeet Kumar, Rahutosh Ranjan, Vijay Kumar Mishra, Neelabh Srivastava, Rajanish N. Tiwari, Laxman Singh, Arvind Kumar Sharma
-
Greenness change associated with construction and operation of photovoltaic solar energy in China Renew. Energy (IF 8.7) Pub Date : 2024-04-08 Xiaochun Li, Ze He, Siyou Xia, Yu Yang
Photovoltaic (PV) solar energy is considered as a promising solution to mitigate the environmental costs associated with the use of fossil fuels. However, the environmental impacts of constructing and operating PV solar energy remain unclear. This study assesses the environmental consequences of PV construction and operation by examining changes in vegetation greenness on a national scale in China
-
Exploring bioenergy prospects from malt bagasse: Insights through pyrolysis with multi-component kinetic analysis and thermodynamic parameter estimation Renew. Energy (IF 8.7) Pub Date : 2024-04-06 Liziane Marchese, Kauany Inaiê Pelizari Kühl, Jean Constantino Gomes da Silva, Guilherme Davi Mumbach, Ricardo Francisco Alves, José Luiz Francisco Alves, Michele Di Domenico
-
Tidal turbine hydrofoil design and optimization based on deep learning Renew. Energy (IF 8.7) Pub Date : 2024-04-06 Changming Li, Bin Liu, Shujie Wang, Peng Yuan, Xianpeng Lang, Junzhe Tan, Xiancai Si
The optimal design of hydrofoils is critical to improve the hydrodynamic performance of the tidal turbine. However, the global optimization of hydrofoils is limited by the high dimensionality of the design space, which requires extensive computational fluid dynamics simulations. This paper proposes an interactive framework for hydrofoil design and optimization based on deep learning. Generative adversarial
-
Wet torrefaction of biomass waste into value-added liquid product (5-HMF) and high quality solid fuel (hydrochar) in a nitrogen atmosphere Renew. Energy (IF 8.7) Pub Date : 2024-04-06 Andrii Kostyniuk, Blaž Likozar
-
Wind incidence and pedestal height effect on the flow behaviour and aerodynamic loading on a stand-alone solar parabolic dish Renew. Energy (IF 8.7) Pub Date : 2024-04-05 Philip Graham, Sulaiman O. Fadlallah, Khaled Boulbrachene
-
Optimal scheduling of integrated energy system considering renewable energy uncertainties based on distributionally robust adaptive MPC Renew. Energy (IF 8.7) Pub Date : 2024-04-05 Guozhu Fan, Chunhua Peng, Xuekui Wang, Peng Wu, Yifan Yang, Huijuan Sun
The uncertainty of renewable energy makes the optimal scheduling of integrated energy systems (IES) challenging and complex. The paper suggests a novel two-stage optimized scheduling model based on distributionally robust adaptive model predictive control (DRAMPC), which effectively improves scheduling accuracy and efficiency while taking robustness and economy into account. In the day-ahead stage
-
Cloud detection method using ground-based sky images based on clear sky library and superpixel local threshold Renew. Energy (IF 8.7) Pub Date : 2024-04-05 Yinsen Niu, Jifeng Song, Lianglin Zou, Zixuan Yan, Xilong Lin
-
Advances of thermoelectric power generation for room temperature: Applications, devices, materials and beyond Renew. Energy (IF 8.7) Pub Date : 2024-04-05 Yu Tian, Guang-Kun Ren, Zhijie Wei, Zhe Zheng, Shunjie Deng, Li Ma, Yuansen Li, Zhifang Zhou, Xiaohong Chen, Yan Shi, Yuan-Hua Lin
With the development of economy and changes in the diversity of human life, the fields of information technology, energy saving, emission reduction, Internet of things (IoTs), as well as wearable equipment upon generating energy portably have attracted wide attention in recent years. Integrated circuit (IC) products with high-performance, low energy consumption, and user-friendly performance are required
-
Vibration control of a monopile offshore wind turbines under recorded seismic waves Renew. Energy (IF 8.7) Pub Date : 2024-04-05 Yingzhou Liu, Xin Li, Wei Shi, Wenhua Wang, Zhiyu Jiang
The dynamics and vibration control of offshore wind turbines (OWTs) under wind, wave, and earthquake loads is an important but understudied topic, especially for fully coupled seismic analysis considering pile foundation flexibility of OWTs. In this work, we study the effect of multiple passive tuned mass dampers (MTMD) on a monopile OWT by using the fully coupled seismic analysis method. A combined
-
Hydrogen production from wastewater: A comprehensive review of conventional and solar powered technologies Renew. Energy (IF 8.7) Pub Date : 2024-04-05 Nour Hane Merabet, Kaouther Kerboua, Jan Hoinkis
The need to reduce the carbon footprint of conventional energy sources has made green hydrogen a promising solution for the energy transition. The most environmentally friendly way to produce hydrogen is through water-based production using renewable energy. However, the availability of fresh water is limited, so switching to wastewater instead of fresh water is the key solution to this problem. In
-
Dynamic response of a shallow-draft floating wind turbine concept: Experiments and modelling Renew. Energy (IF 8.7) Pub Date : 2024-04-05 Alicia Terrero-Gonzalez, Saishuai Dai, Richard D. Neilson, Jim Papadopoulos, Marcin Kapitaniak
-
Dual time-scale robust optimization for energy management of distributed energy community considering source-load uncertainty Renew. Energy (IF 8.7) Pub Date : 2024-04-04 Mao Tan, Zibin Li, Yongxin Su, Yuling Ren, Ling Wang, Rui Wang
The uncertainty of the renewable energy output and load demand poses significant challenges to the efficiency and stability of energy community operation. To reduce the adverse effects of uncertainty factors, this paper proposes a dual time-scale energy management method for a distributed energy community. In the day-ahead scheduling, an adaptive robust optimization model is proposed. This model uses
-
Comparative study on the organic rankine cycle off-design performance under different zeotropic mixture flow boiling correlations Renew. Energy (IF 8.7) Pub Date : 2024-04-04 Ji Zhang, Ding Wu, Xiaohui Huang, Xudong Hu, Xi Fang, Chuang Wen
-
Effect of oxidative torrefaction on fuel and pelletizing properties of agricultural biomass in comparison with non-oxidative torrefaction Renew. Energy (IF 8.7) Pub Date : 2024-04-04 Haiqing Sui, Jianfeng Chen, Wei Cheng, Youjian Zhu, Wennan Zhang, Junhao Hu, Hao Jiang, Jing'ai Shao, Hanping Chen
Torrefaction is regarded as a promising way to improve the fuel properties of biomass. In this work, a typical agricultural biomass of cotton stalk with high supply availability was employed to reveal the correlation between torrefaction conditions and fuel quality as well as pelletizing property. Cotton stalk was torrefied at 220–300 °C with a wide oxygen concentration of 0%–21% using a fixed bed
-
Economic viability and investment returns of innovative geothermal tri-generation systems: A comparative study Renew. Energy (IF 8.7) Pub Date : 2024-04-04 Xiaoyan Qian, Jie Dai, Weimin Jiang, Helen Cai, Xixi Ye, Mohammad Shahab Vafadaran
In a world grappling with escalating energy needs, environmental concerns, and economic constraints, the transition to renewable energy becomes critical. This study delves into geothermal energy, a promising renewable source, to develop four distinctive tri-generation systems (producing power, heat, and freshwater) optimized for economic efficiency and investment returns. The primary focus is on assessing
-
A new anisotropic solar radiation model based on the principle of photothermal integration Renew. Energy (IF 8.7) Pub Date : 2024-04-03 Wanxiang Yao, Mengjia Song, Yu Huang, Puyan Xu, Xianli Li, Gang Su, Weijun Gao
The distribution of solar radiation on the sky is a research difficulty in the field of solar energy. In this paper, based on the CIE standard and the principle of photothermal integration, a new anisotropic solar radiation model is established, which can estimate the solar radiation received by the horizontal surface and the inclined surface at different inclination angles. First, a system of 15 sky
-
Five sensitive intervention points to achieve climate neutrality by 2050, illustrated by the UK Renew. Energy (IF 8.7) Pub Date : 2024-04-03 Jennifer L. Castle, David F. Hendry
-
Experimental evaluation of flow field design on open-cathode proton exchange membrane fuel cells (PEMFC) short stack consisting of three cells Renew. Energy (IF 8.7) Pub Date : 2024-04-03 Fang-Bor Weng, Mangaliso Menzi Dlamini, Pandu Ranga Tirumalasetti, Jenn-Jiang Hwang
The promising nature of proton exchange membrane fuel cell stacks in energy conversion has sparked the need to improve the cell components for improved performance, durability, sustainability, and cost competitiveness. This work presents the pros and cons of different flow field designs concluded from an open-cathode short stack, composed of three cells. The flow fields consist of 3D fine mesh, fine
-
Experimental-data-based, easy-to-use product gas composition prediction of a commercial open-top gasifier based on commercially used properties of softwood chips Renew. Energy (IF 8.7) Pub Date : 2024-04-03 Angelika Zachl, Markus Buchmayr, Johann Gruber, Andrés Anca-Couce, Robert Scharler, Christoph Hochenauer
The high fuel requirements for downdraft gasifiers prevent the technology's breakthrough. To identify the limitations for the woodchips fines content (), bark content () and water content (), this work developed novel and easy-to-use functions to predict the gas composition based on these fuel properties. While previous prediction tools require the elemental fuel composition, the presented tool uses
-
Unraveling causal dynamics: Exploring resource efficiency and biomass utilization in Malaysia's context Renew. Energy (IF 8.7) Pub Date : 2024-04-03 Shuyue Zhang, Muhammad Ramzan, Abraham Ayobamiji Awosusi, Babatunde Sunday Eweade, Opeoluwa Seun Ojekemi
Industrial activities in Malaysia continue to exert significant environmental pressures, resulting in notable impacts on both its biocapacity and ecological footprint. Policymakers are actively seeking strategies to mitigate this environmental degradation. The Load Capacity Factor (LCF) serves as a comprehensive indicator of environmental deterioration, and an examination of its determinants may offer
-
Parametric energy optimization of a ventilated facade with windows in Mediterranean climates Renew. Energy (IF 8.7) Pub Date : 2024-04-02 Carlos-Antonio Domínguez-Torres, Rafael Suárez, Angel Luis León-Rodríguez, Antonio Domínguez-Delgado
Ventilated facades are an effective passive measure to improve the energy performance of buildings in warm and temperate climates such as the Mediterranean. However, although in the Mediterranean sociocultural context the use of windows is widespread, there is a lack of energy analysis of ventilated facades in combination with windows. This is due to the lack of accurate simulation tools to evaluate
-
Renewable energy supply chain in Malaysia: Fostering energy management practices and ecological performance Renew. Energy (IF 8.7) Pub Date : 2024-04-02 Mohammed Hammam Mohammed Al-Madani, Yudi Fernando, Mohammad Iranmanesh, Ming K. Lim, Ming-Lang Tseng
The trade-off between environmental issues and economic outcomes has challenged manufacturing firms to manage the renewable energy supply chain (RESC). The Malaysian manufacturing industry has been challenged for its capacity to contribute to renewable energy development and reliance on imported components. The renewable energy supply chain has risks for uncertainty, higher costs, longer lead times
-
Assessment of potential sites for simultaneous exploitation of geothermal energy and CO2 storage in aquifers: Multi-criteria approach Renew. Energy (IF 8.7) Pub Date : 2024-04-02 Joanna Lewandowska - Śmierzchalska, Barbara Uliasz - Misiak
The article proposes the use of the Analytical Hierarchy Process (AHP) method to asses potential sites (geological structures) in aquifers for coupled geothermal energy exploitation and carbon dioxide storage. Preliminary assessment of sites can be considered as a multi-criteria decision-making problem. A decision model based on 12 geological criteria was proposed.The method of assessing storage sites
-
Behavior analysis of energy piles in layered transversely isotropic saturated soils Renew. Energy (IF 8.7) Pub Date : 2024-04-02 Wei Yong Feng, Zhi Yong Ai
This paper conducts theoretical research on energy piles in layered saturated transversely isotropic soils under different load forms. Firstly, the Timoshenko beam coupled axial force rod elements is used to simulate the pile elements, and the finite element equilibrium equation for energy single piles is derived accordingly. Then, the extended precise integration method (EPIM) is applied to obtain
-
Mathematical modelling of biodigestion in an Indian biodigester and its stability analysis via Lyapunov technique Renew. Energy (IF 8.7) Pub Date : 2024-04-02 Gustavo T. Chaves, Felipe Teles, Antonio R. Balbo, Célia A. dos Reis, Helenice de Oliveira Florentino
Biodigesters are vessels in which a microbiological consortium converts an organic residue into biogas and biofertilizer. This bioprocess, anaerobic biodigestion, plays an important environmental role since the residue at the end of the reaction has a reduced organic load, in addition to lower toxicity, and can therefore be disposed of with less impact on the environment. Moreover, biodigestion produces
-
V-doped MoO3 nanorods for highly selective oxidation of 5-hydroxymethylfurfural to bio-monomer 2, 5-furandicarboxylic acid Renew. Energy (IF 8.7) Pub Date : 2024-04-02 Li Yang, Jian Liu, Feng Cheng, Shuolin Zhou, Qiong Xu, Dulin Yin, Xianxiang Liu
-
Failure mechanism and control method of cement sheath sealing integrity under alternating thermal-stress coupling in geothermal wells Renew. Energy (IF 8.7) Pub Date : 2024-04-02 Kuanhai Deng, Niaotao Zhou, Yuanhua Lin, Yang Peng, Kai Yan, Hao Qin, Pengfei Xie, Zhonghui Li
In geothermal wells, exposure to extreme conditions of alternating temperature-pressure coupling (T-P-C) may lead to repeated expansion and contraction of the casing and cement sheath. This can degrade the cement sheath sealing integrity, resulting in continuous annular pressure. Consequently, an elastic-plastic mechanical model of the casing-cement sheath-formation (C–S–F) system under T-P-C was established
-
Evaluation of provincial renewable energy generation efficiency and spatio-temporal heterogeneity of influencing factors in China Renew. Energy (IF 8.7) Pub Date : 2024-04-02 Wanying Li, Zhengsen Ji, Fugui Dong, Yugui Yang
-
The role of emissivity of the window surface inside and outside the atmospheric window in the radiative cooling effect Renew. Energy (IF 8.7) Pub Date : 2024-04-02 Yue Fei, Bin Xu, Xing-ni Chen, Gang Pei
The emissivity design of building surfaces is crucial for radiative cooling (RC) heat dissipation. This work explores regularities of the influence of the emissivity inside and outside the atmospheric window (AW, 8-13 ) on the window RC effect using a verified transient building heat transfer model. Results show that the RC effect brought by the radiant heat transfer of the window in non-atmospheric
-
Determining energy, exergy and enviroeconomic analysis of stand-alone photovoltaic panel under harsh environment condition: Antarctica Horseshoe-Island cases Renew. Energy (IF 8.7) Pub Date : 2024-04-02 Erhan Arslan, Furkan Ali Küçük, Çetin Biçer, Burcu Özsoy
It is considered that some of the energy needs of the Turkish Science Base, which will be established on the Antarctic Horseshoe Island, will be supplied from solar energy. In this study, the performance of the PV panel was experimentally tested on the Antarctic Horseshoe Island. Energy, exergy and enviroeconomic analysis of the PV panel were performed. In the experiments carried out for three days
-
An experimental study of the thrust and power produced by a 1/20th scale tidal turbine utilising blade winglets Renew. Energy (IF 8.7) Pub Date : 2024-04-01 Rodolfo Olvera-Trejo, Luke Myers, Luke Blunden, AbuBakr S. Bahaj
Winglets have been employed in the aviation industry to reduce vortices generated at aircraft wings, decreasing drag, and hence increasing fuel economy. For rotating applications previous experimental and numerical studies addressed the application for wind turbines and suggested winglets facing backwards on the suction side of a blade could increase the power capture. This paper presents experimental
-
Short-term photovoltaic power forecasting with feature extraction and attention mechanisms Renew. Energy (IF 8.7) Pub Date : 2024-04-01 Wencheng Liu, Zhizhong Mao
The uncertainty of weather conditions has always been a major challenge limiting the performance of photovoltaic (PV) power prediction. Enhancing the accuracy and stability of PV power prediction is crucial for optimizing grid operation. In response to this challenge, this study introduces a hybrid model that integrates an attention mechanism with the Convolutional Neural Network (CNN) and Bidirectional
-
Localized economic and environmental benefits of residential solar in the United States Renew. Energy (IF 8.7) Pub Date : 2024-04-01 G.F. L'Her, A.G. Osborne, R.R. Flanagan, M.R. Deinert
Between 2010 and 2020, residential solar installations grew at an average rate of 42% per year in the United States with subsidies and promises of rapid payback times contributing to adoption. However, the relationship between geographically localized economic drivers, adoption of residential solar energy, and the impact on carbon emissions remain poorly quantified. Here we assess the geospatial variations
-
Cellulose conversion to 5-hydroxymethylfurfural via a simple and efficient phosphate-doped hafnium oxide catalyst Renew. Energy (IF 8.7) Pub Date : 2024-04-01 Xian Shi, Xinyi Xing, Wanni Liu, Mengya Ruan, Ying Guan, Gaojin Lyu, Hui Gao, Siquan Xu
-
Electrospun synthesis of polyaniline and titanium dioxide nanofibers as potential electrode materials in electrochemical hydrogen storage Renew. Energy (IF 8.7) Pub Date : 2024-04-01 Ali Mohammadi-Ganjgah, Maryam Shaterian, Hamed Bahrami, Reza Rasuli, Shabnam Yavari, Razieh Ghasemi, Ziba Parvizi
To meet the imperative of advancing sustainable energy, prioritizing storage systems for clean energy, such as hydrogen, is crucial. However, challenges exist in hydrogen storage, and focusing on nanofibers that incorporate appropriate nanoparticles emerges as a promising approach to enhance storage capacity. In this study, polyaniline/polyvinyl alcohol (PANI/PVA) nanofibers and polyaniline/polyvinyl
-
Varied directions of heat flow and emission of volatiles impact evolution of products in pyrolysis of wet and dry pine needles Renew. Energy (IF 8.7) Pub Date : 2024-04-01 Yuxiang Chen, Chao Li, Lijun Zhang, Shu Zhang, Jun Xiang, Song Hu, Yi Wang, Xun Hu
-
Study on the startup-shutdown performance of gas foil bearings-rotor system in proton exchange membrane fuel cells Renew. Energy (IF 8.7) Pub Date : 2024-04-01 Ting Shi, Xueyuan Peng, Jianmei Feng, Yi Guo, Bingsheng Wang
The startup-shutdown behavior of the gas foil bearings-rotor system is vital for proton exchange membrane fuel cells due to the inherently frequent start-stop of hydrogen fuel cell vehicles, which significantly affects the sustainable power generation and efficiency of the fuel cells. In this paper, the effects of three systematic factors including bump foil structure, nominal clearance, and coating