Renewable and Sustainable Energy Reviews最新文献

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Holistic opportunistic maintenance scheduling and routing for offshore wind farms 海上风电场的整体机会维护调度和路由选择
IF 16.3 1区 工程技术
Renewable and Sustainable Energy Reviews Pub Date : 2024-10-13 DOI: 10.1016/j.rser.2024.114991
Guojin Si , Tangbin Xia , Nagi Gebraeel , Dong Wang , Ershun Pan , Lifeng Xi
{"title":"Holistic opportunistic maintenance scheduling and routing for offshore wind farms","authors":"Guojin Si ,&nbsp;Tangbin Xia ,&nbsp;Nagi Gebraeel ,&nbsp;Dong Wang ,&nbsp;Ershun Pan ,&nbsp;Lifeng Xi","doi":"10.1016/j.rser.2024.114991","DOIUrl":"10.1016/j.rser.2024.114991","url":null,"abstract":"<div><div>Despite the high growth of the offshore wind market, the economic benefits of wind energy sources are still being undermined by its high operation and maintenance expenses. On the one hand, high maintenance expenses are a direct result of offshore-specific challenges such as complex ocean meteorology, varying vessel accessibility, and shifting transportation requirements. Besides, component degradation and weather conditions largely limit the ability of turbine operators to estimate a workable maintenance time window. This study aims to develop a holistic opportunistic maintenance strategy to address the practical challenges of offshore wind farms. The proposed strategy starts by deriving the preventive maintenance interval of each turbine component based on its degradation trend and predictable cost rates. Then, each turbine is maintained in groups based on the maintenance opportunities arising from preventive maintenance, unexpected failures, and cable damage. Following that, given weather condition forecasts of key parameters (wind speed and wave height), the proposed strategy optimizes the daily allocations and vessel routes to maintain turbines in a timely and cost-effective manner. Finally, experimental results based on real-world data from an actual offshore wind farm demonstrate that the proposed strategy outperforms several universal maintenance strategies in key metrics. Compared to the simple, widely employed, and easy-to-implement strategies, it can help reduce the total cost by 85.9 %, 65.9 %, and 41.6 %, respectively. This work helps turbine operators implement comprehensive and cost-effective maintenance schemes, which can lead to tariff duction and wind farm promotion benefits in the long term.</div></div>","PeriodicalId":418,"journal":{"name":"Renewable and Sustainable Energy Reviews","volume":null,"pages":null},"PeriodicalIF":16.3,"publicationDate":"2024-10-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142424988","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A meta-analysis of pathogen reduction data in anaerobic digestion 厌氧消化中病原体减少数据的荟萃分析
IF 16.3 1区 工程技术
Renewable and Sustainable Energy Reviews Pub Date : 2024-10-13 DOI: 10.1016/j.rser.2024.114982
Laura Álvarez-Fraga , Gabriel Capson-Tojo , Malo Sanglier , Jérôme Hamelin , Renaud Escudié , Nathalie Wéry , Diana García-Bernet , Audrey Battimelli , Felipe Guilayn
{"title":"A meta-analysis of pathogen reduction data in anaerobic digestion","authors":"Laura Álvarez-Fraga ,&nbsp;Gabriel Capson-Tojo ,&nbsp;Malo Sanglier ,&nbsp;Jérôme Hamelin ,&nbsp;Renaud Escudié ,&nbsp;Nathalie Wéry ,&nbsp;Diana García-Bernet ,&nbsp;Audrey Battimelli ,&nbsp;Felipe Guilayn","doi":"10.1016/j.rser.2024.114982","DOIUrl":"10.1016/j.rser.2024.114982","url":null,"abstract":"<div><div>Anaerobic digestion (AD)-derived digestate can be used as an organic fertilizer or for soil amendment. However, its utilization for resource recovery raises valid biosafety concerns. Despite extensive research on the capacity of AD for pathogen reduction, the variability in results poses challenges for drawing definitive conclusions. To address this lack of unification, results from 121 scientific articles were compiled, and a comprehensive meta-analysis was conducted. Findings indicate that artificial pathogen spiking leads to performance overestimation. Current most common indicators represent accurately their respective microbial groups. <em>Clostridiaceae</em> are barely affected by AD and may be favored by some pre-treatment technologies. The impact of operational parameters and the coupling of pre- and post-treatments with AD on pathogen reduction was also investigated. While an optimal batch duration was identified, the hydraulic retention time in (semi)continuous systems did not affect the overall pathogen reduction. Heat-based post-treatments coupled with thermophilic AD resulted in the highest pathogen reductions, fulfilling legislations. Unprecedented statistical analyses allowed categorizing quantitatively key parameters. Results confirmed that temperature is the most relevant parameter. Thermophilic conditions resulted in the highest pathogen reductions, while psychrophilic and mesophilic temperatures showed similar performances. The impact of pH on pathogen removal was confirmed, with acidic and basic values enhancing pathogen reductions. More research considering all AD products within a multicriteria optimization approach (e.g., pathogen reduction, biogas production, and digestate quality) is needed to determine optimal conditions considering all aspects. This study provides novel and relevant conclusions for AD at research and industrial scale, drawing several R&amp;D perspectives.</div></div>","PeriodicalId":418,"journal":{"name":"Renewable and Sustainable Energy Reviews","volume":null,"pages":null},"PeriodicalIF":16.3,"publicationDate":"2024-10-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142424969","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Unsettling mainstream academic debates on community-based energy governance: Exploring the Japanese experience 颠覆关于社区能源治理的主流学术辩论:探索日本的经验
IF 16.3 1区 工程技术
Renewable and Sustainable Energy Reviews Pub Date : 2024-10-13 DOI: 10.1016/j.rser.2024.114994
H. Koga, S. Bouzarovski, S. Petrova
{"title":"Unsettling mainstream academic debates on community-based energy governance: Exploring the Japanese experience","authors":"H. Koga,&nbsp;S. Bouzarovski,&nbsp;S. Petrova","doi":"10.1016/j.rser.2024.114994","DOIUrl":"10.1016/j.rser.2024.114994","url":null,"abstract":"<div><div>Community-based energy governance (CEG), in which citizens or communities play a central role, has attracted sufficient attention in the context of efforts to achieve a democratic and just energy transition. Despite this surge of interest, however, a crucial limitation of the CEG literature is that its conceptualisation relies mainly on the analyses of case studies and literature from North Western Europe. To address this geographic bias, this paper conducts a rigorous review of Japanese debates on CEG, shedding new light on how the first-hand experience of the Fukushima nuclear power plant accident in 2011 has led to new dialogues, based on its domestic interdisciplinary traditions to tackle environmental pollution in Japan. The analysis shows that the challenges addressed by CEG can vary across geographical contexts. CEG in Japan has, first and foremost, been understood as an alternative to the “exogenous” or “colonial” regional development underlying the Japanese energy system. Here, community has been approached as a starting point to address the geographical economic disparity that exists in the existing energy system, by attaining “endogenous development” and “energy autonomy”. The analysis, therefore, provides an alternative perspective for the critical scrutiny of dominant approaches towards CEG in “Western” tradition, while pointing to the need for further in-depth inquiry into the articulation of CEG in Japan and beyond.</div></div>","PeriodicalId":418,"journal":{"name":"Renewable and Sustainable Energy Reviews","volume":null,"pages":null},"PeriodicalIF":16.3,"publicationDate":"2024-10-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142424970","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Air-to-water heat pump noise in residential settings: A comprehensive review 住宅环境中的空气-水热泵噪音:全面回顾
IF 16.3 1区 工程技术
Renewable and Sustainable Energy Reviews Pub Date : 2024-10-13 DOI: 10.1016/j.rser.2024.114968
E. Langerova , J. Kralicek , M. Kucera
{"title":"Air-to-water heat pump noise in residential settings: A comprehensive review","authors":"E. Langerova ,&nbsp;J. Kralicek ,&nbsp;M. Kucera","doi":"10.1016/j.rser.2024.114968","DOIUrl":"10.1016/j.rser.2024.114968","url":null,"abstract":"<div><div>Assessing the acoustic impact of heat pumps is essential, particularly in residential settings, where noise emissions can significantly affect quality of life. Despite established energy labelling methods, standards for evaluating the acoustic signatures of heat pumps lack clarity. This deficiency has resulted in an increase in installations with poor acoustic design, leading to increased concerns and complaints. Existing evaluation metrics, such as the single-value metric A-weighted Total Sound Power Level, provide only a simplified overview, necessitating a more comprehensive spectral assessment of acoustic signatures. While initiatives by the European Heat Pump Association and ongoing research projects highlight a growing focus on heat pump noise, challenges persist in testing methodologies, labelling practices, and terminology standardisation. This review comprehensively assesses heat pump noise signatures and proposes strategies to improve heat pump noise evaluation, highlighting the urgent need for standardised testing methodologies and clearer dissemination of information to ensure improved acoustic comfort in residential settings. Addressing heat pump noise is critical to advancing sustainability objectives, as inadequately designed installations can obstruct efforts to transition to greener heating options, thus hindering progress toward environmental sustainability targets.</div></div>","PeriodicalId":418,"journal":{"name":"Renewable and Sustainable Energy Reviews","volume":null,"pages":null},"PeriodicalIF":16.3,"publicationDate":"2024-10-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142424998","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The influence of national cultures on preferences and willingness to pay for renewable energy in Developing countries: A meta-analysis 发展中国家的民族文化对可再生能源的偏好和支付意愿的影响:荟萃分析
IF 16.3 1区 工程技术
Renewable and Sustainable Energy Reviews Pub Date : 2024-10-13 DOI: 10.1016/j.rser.2024.114972
Mayula Chaikumbung
{"title":"The influence of national cultures on preferences and willingness to pay for renewable energy in Developing countries: A meta-analysis","authors":"Mayula Chaikumbung","doi":"10.1016/j.rser.2024.114972","DOIUrl":"10.1016/j.rser.2024.114972","url":null,"abstract":"<div><div>Many developing nations are among the most vulnerable to the impact of global warming, and they suffer from frequent electricity outages and inadequate access to electricity supply. To improve energy security and ensure a sustainable future, governments in developing nations design various policies to expand renewable energy targets. Understanding public preferences towards renewables is a vital step in formulating effective policies. This study provides the first comprehensive synthesis of consumers’ preferences and willingness to pay for green electricity and examine the effect of cultural dimensions and other factors on willingness to pay by conducting a meta-analysis of 883 estimates reported in 98 studies from 29 developing countries. The findings indicate that societies characterised by greater uncertainty avoidance are less likely to support renewables. Electricity generated from solar energy is favoured over that from other renewables. Further, green electricity is classified as a normal good, and estimates of willingness to pay rise with increasing latitudinal positions.</div></div>","PeriodicalId":418,"journal":{"name":"Renewable and Sustainable Energy Reviews","volume":null,"pages":null},"PeriodicalIF":16.3,"publicationDate":"2024-10-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142424613","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Solar tower power generation under future attenuation and climate scenarios 未来衰减和气候情景下的太阳能塔发电
IF 16.3 1区 工程技术
Renewable and Sustainable Energy Reviews Pub Date : 2024-10-13 DOI: 10.1016/j.rser.2024.114997
Jesús Polo , Shukla Poddar , Noelia Simal , Jesús Ballestrín , Aitor Marzo , Merlinde Kay , Elena Carra
{"title":"Solar tower power generation under future attenuation and climate scenarios","authors":"Jesús Polo ,&nbsp;Shukla Poddar ,&nbsp;Noelia Simal ,&nbsp;Jesús Ballestrín ,&nbsp;Aitor Marzo ,&nbsp;Merlinde Kay ,&nbsp;Elena Carra","doi":"10.1016/j.rser.2024.114997","DOIUrl":"10.1016/j.rser.2024.114997","url":null,"abstract":"<div><div>This work presents a novel analysis of the potential impact of atmospheric attenuation in the performance of solar tower plants for future climate change scenarios (2030–2060). Atmospheric attenuation has been estimated from aerosol optical depth information in CMIP6 climatic models for several scenarios (optimistic and pessimistic in terms of mitigation actions taken). Atmospheric attenuation data derived from CMIP6 models was evaluated using the extensive and reliable experimental database at PSA (Plataforma Solar de Almería). Detailed modeling of a solar tower plant is also performed for the conditions at PSA showing a decrease in annual power production less than 2 % for 2030–2060 period. A global impact of atmospheric attenuation is analyzed in relative terms and global maps of future attenuation shows the specific regions more adversely affected in the optimistic and pessimistic future scenarios. According to impact of atmospheric attenuation in solar field efficiency, these results may help in the future planning of deployment for solar tower plants.</div></div>","PeriodicalId":418,"journal":{"name":"Renewable and Sustainable Energy Reviews","volume":null,"pages":null},"PeriodicalIF":16.3,"publicationDate":"2024-10-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142424989","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Recent advancement of non-noble metal catalysts for hydrogen production by NH3 decomposition 非贵金属催化剂在利用 NH3 分解制氢方面的最新进展
IF 16.3 1区 工程技术
Renewable and Sustainable Energy Reviews Pub Date : 2024-10-13 DOI: 10.1016/j.rser.2024.114974
Bhanupratap Singh Solanki , Hoyoung Lim , Seok Jun Yoon , Hyung Chul Ham , Han Saem Park , Ha Eun Lee , See Hoon Lee
{"title":"Recent advancement of non-noble metal catalysts for hydrogen production by NH3 decomposition","authors":"Bhanupratap Singh Solanki ,&nbsp;Hoyoung Lim ,&nbsp;Seok Jun Yoon ,&nbsp;Hyung Chul Ham ,&nbsp;Han Saem Park ,&nbsp;Ha Eun Lee ,&nbsp;See Hoon Lee","doi":"10.1016/j.rser.2024.114974","DOIUrl":"10.1016/j.rser.2024.114974","url":null,"abstract":"<div><div>Paradigm transition towards green, clean and sustainable energy sources to reduce the global carbon footprint propelling the current energy market towards hydrogen economy due to the much reliable, carbon neutral and near zero emission properties though safe transportation and storage of hydrogen is a big challenge. Owing to its remarkable hydrogen content, easy storage and safe handling, NH<sub>3</sub> is the most suitable hydrogen carrier. Considering the energy potential of NH<sub>3</sub>, this review, focus on the thermocatalytic decomposition of NH<sub>3</sub> for CO<sub>x</sub> free production of H<sub>2</sub> on non-noble metal catalysts. Taking cost effectivity and scalability into account, recent development in design of inexpensive catalysts with metal components having less global warming potential are covered. A comprehensive survey and comparative assessment of recent (particularly post 2014) Co, Ni, Fe, Mo, metal carbides, imides, bimetallic and multimetallic catalysts with established benchmark catalysts is presented here. Effect of various promoters and supports on electronic properties, textural properties, reducibility and surface characteristics of catalyst is extensively reviewed. Mutual bimetallic synergism, novel synthetic approaches and reaction mechanism is also highlighted considering their role in successful execution of sustainable ammonia decomposition. A brief description of deactivation challenge of catalysts and measure taken to counter it is also given. Special emphasis is given to the catalysts which have potential of decomposition of ammonia at low temperature (&lt;450 °C). Finally, summary and scope along with brief economic evaluation is presented targeting further development in large-scale production of H<sub>2</sub> from NH<sub>3</sub>.</div></div>","PeriodicalId":418,"journal":{"name":"Renewable and Sustainable Energy Reviews","volume":null,"pages":null},"PeriodicalIF":16.3,"publicationDate":"2024-10-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142424999","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Introducing a typology of energy regions: A systematic literature review 引入能源区域类型学:系统文献综述
IF 16.3 1区 工程技术
Renewable and Sustainable Energy Reviews Pub Date : 2024-10-12 DOI: 10.1016/j.rser.2024.114961
A. Martínez-Reyes, J. Lieu, G. de Vries, T. Hoppe
{"title":"Introducing a typology of energy regions: A systematic literature review","authors":"A. Martínez-Reyes,&nbsp;J. Lieu,&nbsp;G. de Vries,&nbsp;T. Hoppe","doi":"10.1016/j.rser.2024.114961","DOIUrl":"10.1016/j.rser.2024.114961","url":null,"abstract":"<div><div>Low-carbon energy transitions are being increasingly developed at sub-national or regional levels, forming, thus, <em>energy regions</em>. More energy regions have been formed as energy systems become more decentralized, and national governments devolve decision-making power to local authorities. Energy regions have been studied in several countries, but no study has yet overviewed these regions' variety, transition process, and governance approach. It is important to draw lessons for other cases worldwide, like coal and carbon-intensive regions, to understand what type of regions and how they have stimulated their energy transition. Thus, this study investigated i) the concepts of energy regions that have been published and ii) the way energy regions have transitioned in terms of governance arrangements and innovation processes. A systematic literature review was conducted covering forty-seven academic publications and three grey literature reports of energy regions in ten countries. This review covered three academic (sub-)disciplines: i.e. sustainability transitions, regional studies, and innovation studies. Results show five concepts of energy regions: city-regions, peripheralized regions, coal and carbon-intensive regions, learning regions, and renewable energy regions. The formed typology shows the possible transition pathways that regions can follow. Interestingly, only those energy regions that adopted social innovations had the potential to empower their region, its organizations, and its citizens. Finally, recommendations for practitioners in similar regions worldwide are outlined to help overcome obstacles and advance their low-carbon transition.</div></div>","PeriodicalId":418,"journal":{"name":"Renewable and Sustainable Energy Reviews","volume":null,"pages":null},"PeriodicalIF":16.3,"publicationDate":"2024-10-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142424979","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Complementary and competitive dynamics of CO2 and N2 in CH4 – Flue gas replacement within natural gas hydrates CH4 中 CO2 和 N2 的互补和竞争动态 - 天然气水合物中的烟气置换
IF 16.3 1区 工程技术
Renewable and Sustainable Energy Reviews Pub Date : 2024-10-10 DOI: 10.1016/j.rser.2024.114971
Junghoon Mok , Jonghyuk Lee , Wonjung Choi , Yongwon Seo
{"title":"Complementary and competitive dynamics of CO2 and N2 in CH4 – Flue gas replacement within natural gas hydrates","authors":"Junghoon Mok ,&nbsp;Jonghyuk Lee ,&nbsp;Wonjung Choi ,&nbsp;Yongwon Seo","doi":"10.1016/j.rser.2024.114971","DOIUrl":"10.1016/j.rser.2024.114971","url":null,"abstract":"<div><div>To mitigate global warming, the paramount imperative lies in curbing the emission of CO<sub>2</sub>. The guest replacement method is a prominent carbon-neutral technological advancement that involves injecting CO<sub>2</sub> into natural gas hydrate layers to accomplish the dual objectives of energy production and carbon storage. In this study, the guest dynamics in the CH<sub>4</sub> – flue gas replacement process were examined, and the impacts of the N<sub>2</sub> concentration of the injected gas were systematically analyzed. A powder X-ray diffraction analysis of the cage-specific guest distributions after CH<sub>4</sub> − CO<sub>2</sub> (20 %) + N<sub>2</sub> (80 %) replacement revealed that CH<sub>4</sub> production increased in both the large and small cages compared to the CH<sub>4</sub> – CO<sub>2</sub> replacement. This enhancement was attributed to the N<sub>2</sub> molecules participating in both cages. However, this simultaneously led to a decrease in CO<sub>2</sub> storage potential, indicating a ‘complementary’ relationship for CH<sub>4</sub> production and a ‘competitive’ one for CO<sub>2</sub> storage with respect to CO<sub>2</sub> and N<sub>2</sub>. In situ Raman spectroscopy revealed that the introduction of N<sub>2</sub> resulted in a deceleration of CO<sub>2</sub> storage kinetics. Guest composition measurements after replacement showed an upward trend in CH<sub>4</sub> production and a simultaneous decline in CO<sub>2</sub> storage as the N<sub>2</sub> composition increased. Notably, an intriguing correlation was established between the CO<sub>2</sub>/N<sub>2</sub> ratios for the injected gas and the replaced hydrates, exhibiting a strong alignment with a simple first-order equation. The findings not only contribute to a deeper understanding of the CH<sub>4</sub> − CO<sub>2</sub> + N<sub>2</sub> replacement technique but provide practical insights for its application in real-world scenarios.</div></div>","PeriodicalId":418,"journal":{"name":"Renewable and Sustainable Energy Reviews","volume":null,"pages":null},"PeriodicalIF":16.3,"publicationDate":"2024-10-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142424614","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Adverse effects of compressor lubricant on household refrigerator-freezer performance and sustainable, feasible remedies 压缩机润滑剂对家用冰箱性能的不利影响以及可持续的可行补救措施
IF 16.3 1区 工程技术
Renewable and Sustainable Energy Reviews Pub Date : 2024-10-08 DOI: 10.1016/j.rser.2024.114967
Jaedeok Ko , Ji Hwan Jeong
{"title":"Adverse effects of compressor lubricant on household refrigerator-freezer performance and sustainable, feasible remedies","authors":"Jaedeok Ko ,&nbsp;Ji Hwan Jeong","doi":"10.1016/j.rser.2024.114967","DOIUrl":"10.1016/j.rser.2024.114967","url":null,"abstract":"<div><div>This study reviews the impact of lubricants on the components and efficiency of household refrigerator-freezers (HRFs). A comprehensive review of the existing literature reveals that lubricants impair overall heat transfer performance within heat exchangers while simultaneously increasing the overall frictional pressure drop. Additionally, the presence of oil disrupts the refrigerant flashing process within the capillary tube and reduces both the cooling capacity and the coefficient of performance of the system. This leads to increased compressor power consumption to achieve the same cooling capacity. Consequently, despite the potential of oil to decrease discharge temperature and mitigate seal leakage losses, it negatively impacts overall system performance. To counter these adverse effects, this study presents three strategies, derived from an extensive review: the use of oil-free compressors, the incorporation of nanoscale additives, and the application of oil separators. The review suggests that nanoscale additives, provided they are uniformly dispersed throughout the refrigerant and oil over a prolonged period, hold promise in enhancing heat transfer performance and mitigating the degradation caused by oil. Oil-free compressors also show considerable potential, though challenges associated with increased noise and reduced lifespan due to the absence of oil remain. The use of oil separators in HRFs is a relatively under-investigated topic, with fewer studies compared to the other two strategies, indicating the need for further research. This underscores the importance of continued study in this field to optimize the performance and efficiency of HRFs.</div></div>","PeriodicalId":418,"journal":{"name":"Renewable and Sustainable Energy Reviews","volume":null,"pages":null},"PeriodicalIF":16.3,"publicationDate":"2024-10-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142424995","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"工程技术","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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