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Facilitating sustainable energy transition of Nepal: A best-fit model to prioritize influential socio-economic and climate perception factors on household energy behaviour 促进尼泊尔的可持续能源转型:最佳拟合模型:优先考虑对家庭能源行为有影响的社会经济和气候感知因素
IF 4.4 2区 工程技术
Energy for Sustainable Development Pub Date : 2024-07-06 DOI: 10.1016/j.esd.2024.101505
Utsav Bhattarai , Tek Maraseni , Laxmi Prasad Devkota , Armando Apan
{"title":"Facilitating sustainable energy transition of Nepal: A best-fit model to prioritize influential socio-economic and climate perception factors on household energy behaviour","authors":"Utsav Bhattarai ,&nbsp;Tek Maraseni ,&nbsp;Laxmi Prasad Devkota ,&nbsp;Armando Apan","doi":"10.1016/j.esd.2024.101505","DOIUrl":"https://doi.org/10.1016/j.esd.2024.101505","url":null,"abstract":"<div><p>Our study investigates the relatively unexplored relationships between socio-economic factors and perceptions of climate change and their influence on household energy preferences in developing contexts, taking the case of Nepal. We aim to achieve two objectives: to create a robust model identifying key socio-economic and climate perception variables affecting household energy behaviour; and to compare the respective impacts of these factors. Applying a mixed-method approach, we surveyed 323 households across 49 districts and three physiographic regions (high hills, mid hills and Terai plains) of Nepal. We fixed the explanatory and response variables through literature review and evaluated three ordinal logistic regression models: one focused solely on socio-economic factors, the second only on climate perception and the third a composite model integrating both. Data statistics showed that 47 % of the respondents preferred no change to their existing energy status, 23 % opted to rely completely on grid-electricity, 14 % favoured switching to renewables, while 16 % preferred an optimal combination of grid-electricity and renewables for their household use. The <em>Composite-model</em> was found to be the best fit model for our dataset. The identified key socio-economic factors include urbanization, education levels, and the availability of energy alternatives indicating a wide disparity in the energy access and use across the different socio-economic categories of Nepal. Likewise, magnitude and timing of summer and winter rainfall, changes in the household energy demands and community level subsidies were found to be the significant climate change perception variables. Hence, our findings highlight the need for better access to modern energy and financial incentives, mostly to the rural remote areas, and community-awareness initiatives throughout the country supported by comprehensive energy policies for sustainable renewable energy transition at the household level as well as in mitigation of the impacts of climate change. By enhancing this policy-science-society interface, our research contributes valuable insights for developing effective strategies to promote renewable energy adoption in similar developing contexts.</p></div>","PeriodicalId":49209,"journal":{"name":"Energy for Sustainable Development","volume":"81 ","pages":"Article 101505"},"PeriodicalIF":4.4,"publicationDate":"2024-07-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S0973082624001315/pdfft?md5=04bd9e9e7dfb2979c83c482e023af48e&pid=1-s2.0-S0973082624001315-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141594085","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Network analysis on energy transition cooperation between countries 国家间能源转型合作网络分析
IF 4.4 2区 工程技术
Energy for Sustainable Development Pub Date : 2024-07-04 DOI: 10.1016/j.esd.2024.101503
Toyo Kawabata
{"title":"Network analysis on energy transition cooperation between countries","authors":"Toyo Kawabata","doi":"10.1016/j.esd.2024.101503","DOIUrl":"https://doi.org/10.1016/j.esd.2024.101503","url":null,"abstract":"<div><p>Energy transition is leading to a fundamental shift in interstate energy relationships as renewables, hydrogen, critical minerals and other technologies are being increasingly deployed worldwide, intertwined with climate change concern. Evolving bilateral and multilateral cooperation agreements on energy transition signals that the interstate energy relationship is forming differently compared to the fossil fuel-based energy relationships of the previous century. To understand the current landscape of international energy transition cooperation, the paper applied social network analysis to identify the clustering of cooperation between 176 countries and political bodies in energy transition, including renewables, hydrogen and critical minerals, nuclear energy, carbon capture, utilization and storage, and natural gas, by analysing 293 bilateral and multilateral energy cooperation arrangements. Overall, the countries having initiated bilateral cooperation programme, such as China, Japan, and Germany, have an expanded network with other countries under their respective bilateral scheme. It is also observed that both traditional energy exporters and importers are actively forming networks since both explore emerging opportunities driven by energy transition while their motivation may not be identical. Traditional energy exporters attempt to diversify their energy products' portfolio in consideration of the international pressure on decarbonization, whereas traditional energy importers seek opportunities to become an exporter or to secure a supply chain as consumers. For renewables, while China has the highest centrality regarding overall and renewable-specific cooperation, the European Union and United States consistently form clusters in each area of cooperation. With regard to hydrogen and critical minerals, the expected consumer countries are proactively connecting with other countries to secure a sustainable supply chain. It is also found that the European Union and the United States plus Japan tend to create not only bilateral but also multilateral cooperation through alliances and partnerships, making their clustering more solid.</p></div>","PeriodicalId":49209,"journal":{"name":"Energy for Sustainable Development","volume":"81 ","pages":"Article 101503"},"PeriodicalIF":4.4,"publicationDate":"2024-07-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141540278","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Investigating the theoretical and experimental effects of sand dust and sandstorms on photovoltaic power plants in arid environments 研究沙尘和沙暴对干旱环境中光伏电站的理论和实验影响
IF 4.4 2区 工程技术
Energy for Sustainable Development Pub Date : 2024-07-03 DOI: 10.1016/j.esd.2024.101507
Layachi Zaghba , Messaouda Benbitour Khennane , Amor Fezzani , Saad Mekhilef , Abdelhalim Borni
{"title":"Investigating the theoretical and experimental effects of sand dust and sandstorms on photovoltaic power plants in arid environments","authors":"Layachi Zaghba ,&nbsp;Messaouda Benbitour Khennane ,&nbsp;Amor Fezzani ,&nbsp;Saad Mekhilef ,&nbsp;Abdelhalim Borni","doi":"10.1016/j.esd.2024.101507","DOIUrl":"https://doi.org/10.1016/j.esd.2024.101507","url":null,"abstract":"<div><p>Saharan sand dust events present notable challenges to solar energy systems, particularly in regions with prevalent solar photovoltaic (PV) deployment. Experimental measurements and simulations using PVsyst software were conducted on two identical PV power plants—one cleaned and the other exposed to sandstorms. Empirical findings, supported by simulations, indicate that sand dust accumulation has negative effects on energy and output power, with a soiling rate of 0.25 %/day. Monthly power generation, energy generation, PV efficiency, and performance ratio decreased with increasing soiling percentages. Simulation results show that in July, for stationary PV power stations, monthly energy generation decreased from 661 kWh to 633 kWh and 576 kWh, with soiling percentages of 5 % and 15 %, respectively. Similarly, monthly power generation for two-axis solar tracking systems decreased from 984 kWh to 946 kWh and 865 kWh under the same soiling conditions. Simulation results indicate that in July, for fixed PV systems, the monthly PV efficiency could have declined from 10.96 % to 10.55 % and 9.55 % under soiling percentages of 5 % and 15 %, respectively. Similarly, for two-axis solar tracking systems, the monthly PV efficiency was found to decrease from 10.87 % to 10.45 % and 9.56 % under the same soiling conditions. In July, simulation results indicated that for fixed PV systems, the monthly performance ratio could have decreased from 73.53 % to 70.43 % and 63.98 % under soiling percentages of 5 % and 15 %, respectively. Similarly, the monthly performance ratio for two-axis solar tracking systems was found to decrease from 73.18 % to 70.34 % and 64.34 % under the same soiling conditions. The study highlights the importance of understanding soiling effects for investors, PV engineers, and researchers to develop mitigation strategies and maintenance protocols for PV power plants in dust-prone regions to sustain high performance.</p></div>","PeriodicalId":49209,"journal":{"name":"Energy for Sustainable Development","volume":"81 ","pages":"Article 101507"},"PeriodicalIF":4.4,"publicationDate":"2024-07-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141540279","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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 generalized prediction model for complete performance investigation of pump operated as turbine in microhydro applications using novel approach for improving sustainability 使用新方法对微型水力发电应用中作为涡轮机运行的水泵进行全面性能调查的通用预测模型,以提高可持续性
IF 4.4 2区 工程技术
Energy for Sustainable Development Pub Date : 2024-06-29 DOI: 10.1016/j.esd.2024.101494
Rahulkumar Painter, Atul Dhamija, Ashish Doshi, Mukund Bade
{"title":"A generalized prediction model for complete performance investigation of pump operated as turbine in microhydro applications using novel approach for improving sustainability","authors":"Rahulkumar Painter,&nbsp;Atul Dhamija,&nbsp;Ashish Doshi,&nbsp;Mukund Bade","doi":"10.1016/j.esd.2024.101494","DOIUrl":"https://doi.org/10.1016/j.esd.2024.101494","url":null,"abstract":"<div><p>Centrifugal pumps operated in reverse mode (popularly called pump as turbines (PATs)) are well-established as green energy converters, mainly used in microhydro applications due to their lower capital cost. However, the appropriate selection of the pump for reverse-mode application is a critical issue due to the unavailability of its characteristic curve in turbine mode. Therefore, various researchers have proposed models to predict PAT parameters from pump characteristics based on diverse approaches. Still, researchers are striving to develop a prediction model, which can predict the head and flow rates for the PAT with less than ±20 % deviation for both. This work proposed a novel approach to predict the characteristics of PAT with the integration of ensemble regression modelling for Best Efficiency Point (BEP) and from it, by polynomial equations complete characteristics curve. The data from in-house experiments and open literature are used to develop the proposed model excluding the data of four pumps, which are typically used for validation of it. The predicted parameters of PAT from pump characteristics show good agreement for four selected PATs with &lt;10 % maximum deviation. Compared to the literature prediction models, it shows a lower deviation for the same four PATs. A case study based on the field data is carried out to justify the applicability of the proposed model. By using this model selected pump when operated in PAT will produce higher power and generate more revenue compared to literature models, resulting in the economical utilization of resources and improving sustainability. Though the savings are lower, it will be significant for a large number of PAT applications.</p></div>","PeriodicalId":49209,"journal":{"name":"Energy for Sustainable Development","volume":"81 ","pages":"Article 101494"},"PeriodicalIF":4.4,"publicationDate":"2024-06-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141485382","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Long-term viability of biochar-producing gasifier stoves for energy and agricultural solutions in rural Kenya 生物炭生产气化炉在肯尼亚农村能源和农业解决方案中的长期可行性
IF 4.4 2区 工程技术
Energy for Sustainable Development Pub Date : 2024-06-28 DOI: 10.1016/j.esd.2024.101490
Alice Lagerhammar , Noah Sandgren , Cecilia Sundberg
{"title":"Long-term viability of biochar-producing gasifier stoves for energy and agricultural solutions in rural Kenya","authors":"Alice Lagerhammar ,&nbsp;Noah Sandgren ,&nbsp;Cecilia Sundberg","doi":"10.1016/j.esd.2024.101490","DOIUrl":"https://doi.org/10.1016/j.esd.2024.101490","url":null,"abstract":"<div><p>This report examines the long-term usage and satisfaction levels of a biochar-producing gasifier stove among rural households in Kenya. The primary objective was to investigate the factors that influence stove satisfaction and dissatisfaction among participants, with the aim of assessing the gasifier stove's viability as an alternative for rural households. Data for this study was collected from representatives from 30 households through survey-based interviews covering cooking practices, fuel collection, and user experiences with the gasifier stove six years after receiving it. The findings indicate that households typically use multiple stoves. Almost all participants used the three stone stove on a daily basis, while the gasifier stove had a lower use frequency. Although households acknowledged the benefits of the gasifier stove, they expressed difficulties in relying on it as their primary cooking appliance due to its lack of convenience. The main contributing factors were the additional workload required for fuel preparation and the extended cooking time. Participants prepared various dishes using the gasifier stove, and the char produced by the stove was utilized for cooking, farming, and other purposes. The differences between users and non-users in terms of perception of stove benefits were small, though users appreciated the biochar production more than non-users. The study offers insights into the long-term usage of the gasifier stove and its dual potential as a clean cooking solution, and a biochar-producing technology, for rural households across the world.</p></div>","PeriodicalId":49209,"journal":{"name":"Energy for Sustainable Development","volume":"81 ","pages":"Article 101490"},"PeriodicalIF":4.4,"publicationDate":"2024-06-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S0973082624001169/pdfft?md5=9e36afcd11a4cf838a4e34b3763b8944&pid=1-s2.0-S0973082624001169-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141485383","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Future of clean energy for cooking in India: A comprehensive analysis of fuel alternatives 印度未来的清洁烹饪能源:燃料替代品综合分析
IF 4.4 2区 工程技术
Energy for Sustainable Development Pub Date : 2024-06-26 DOI: 10.1016/j.esd.2024.101500
Nishchaya Kumar Mishra , Pratim Biswas , Sameer Patel
{"title":"Future of clean energy for cooking in India: A comprehensive analysis of fuel alternatives","authors":"Nishchaya Kumar Mishra ,&nbsp;Pratim Biswas ,&nbsp;Sameer Patel","doi":"10.1016/j.esd.2024.101500","DOIUrl":"https://doi.org/10.1016/j.esd.2024.101500","url":null,"abstract":"<div><p>Household air pollution, primarily from solid fuels, globally caused 3.2 million premature deaths in 2020. India houses more than a quarter of global solid fuel users, and transitioning them to cleaner fuels offers an opportunity for global environmental and socio-economic impacts and addressing multiple sustainable development goals. This study compares cooking fuels from the perspective of health, environmental impacts, cost, supply-demand dynamics, and relevant policies. Liquefied petroleum gas (LPG) and piped natural gas (PNG) are being aggressively promoted as cleaner fuel alternatives. However, their sustained use, high reliance on imports, volatile prices, and environmental impacts remain a concern. Moreover, LPG and PNG might not be clean enough as NO<sub>x</sub> and ultrafine particle emissions have been associated with adverse health impacts. Replacing current solid fuels with LPG will annually add about 91 million metric tons of CO<sub>2</sub> (just from combustion), translating to an increase of about 3.5 % of the country's CO<sub>2</sub> emissions. Direct and indirect imports constituted 96.5 % of the total LPG consumption in 2021-22, and the same has remained above 90 % for the last decade. Furthermore, the current subsidy-based policy promoting LPG adoption doubled the active user base in just seven years. However, annual LPG consumption has steadily declined from ∼110 kg to ∼85 kg per user over the same period, indicating non-sustained adoption. Unlike developed countries, electricity for cooking has not gained popularity in India, even though it has the potential to address the shortcomings of LPG and PNG. Decentralization and integration of renewables in the power generation sector can provide energy with lower carbon intensity, lesser reliance on imports, and relatively stable prices. The cooking energy portfolio of India will be a mixed bag, but more comprehensive forward-looking policies are needed to optimize its composition.</p></div>","PeriodicalId":49209,"journal":{"name":"Energy for Sustainable Development","volume":"81 ","pages":"Article 101500"},"PeriodicalIF":4.4,"publicationDate":"2024-06-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141485384","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Wind energy cost evaluation based on a techno-economic assessment in the Algerian highlands 基于阿尔及利亚高原技术经济评估的风能成本评估
IF 4.4 2区 工程技术
Energy for Sustainable Development Pub Date : 2024-06-24 DOI: 10.1016/j.esd.2024.101502
Fatima Zohra Aroua , Ahmed Salhi , Omar Charrouf , Djemai Naimi , Khaled Fettah
{"title":"Wind energy cost evaluation based on a techno-economic assessment in the Algerian highlands","authors":"Fatima Zohra Aroua ,&nbsp;Ahmed Salhi ,&nbsp;Omar Charrouf ,&nbsp;Djemai Naimi ,&nbsp;Khaled Fettah","doi":"10.1016/j.esd.2024.101502","DOIUrl":"https://doi.org/10.1016/j.esd.2024.101502","url":null,"abstract":"<div><p>Wind energy is an important and growing source of renewable energy. It is becoming increasingly integrated into electricity markets around the world. In Algeria in particular, the integration of wind power into the electricity grid is being developed based on a government project to achieve a high penetration rate. In this context, this study is elaborated to analyse the techno-economic assessment of the electrical energy production from four selected wind turbines: Vestas V-80; Suzlon S-82; Enercon E-58 and Gamesa G-114, installed at three sites in the Algerian highlands, namely El Beidh, Sétif and Djelfa. The three highland sites are chosen due to their good wind potential. On the other hand, the Algerian transmission electrical network DZ-114 bus presents some technical problems in the highlands related to low voltage profiles. Therefore, wind farm integration in these three sites can be beneficial as voltage magnitude support. Besides, it can be an important tool to reduce fossil fuel consumption and pollutant gases from conventional plants. Wind potential assessment and economic analysis were carried out for the three selected sites using wind speed data measured 10 m above ground level over 10 years. The results obtained confirm that the Gamesa G114 wind turbine is the most suitable for all the sites and in particular for El Bayadh, as it offers both the highest annual energy production (AEP) and capacity factor (CF) values in all the selected sites and guarantees the lowest unit energy cost (UEC) compared to other types of wind turbines.</p></div>","PeriodicalId":49209,"journal":{"name":"Energy for Sustainable Development","volume":"81 ","pages":"Article 101502"},"PeriodicalIF":4.4,"publicationDate":"2024-06-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141485380","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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 effects of municipal waste reduction and recycling policies on the economic feasibility of landfill gas generation 城市垃圾减量和回收政策对垃圾填埋气发电经济可行性的影响
IF 4.4 2区 工程技术
Energy for Sustainable Development Pub Date : 2024-06-24 DOI: 10.1016/j.esd.2024.101493
Tânia Galavote , Gisele de Lorena Diniz Chaves , Luciana Harue Yamane , Renato Ribeiro Siman
{"title":"The effects of municipal waste reduction and recycling policies on the economic feasibility of landfill gas generation","authors":"Tânia Galavote ,&nbsp;Gisele de Lorena Diniz Chaves ,&nbsp;Luciana Harue Yamane ,&nbsp;Renato Ribeiro Siman","doi":"10.1016/j.esd.2024.101493","DOIUrl":"https://doi.org/10.1016/j.esd.2024.101493","url":null,"abstract":"<div><p>Landfill gas (LFG) projects for energy production have several advantages. However, to avoid the impossibility of these projects, it is crucial to assess the long-term effects of public policies that promote the diversion of waste disposed of in landfills. Therefore, the objective of the present work is to evaluate the effects of the application of public policies, which influence recycling, reduction of generation, and inadequate disposal reduction of municipal solid waste (MSW), in the potential of electricity generation in landfills, as well as to evaluate its effect on economic viability. A System Dynamics model was employed to estimate methane production while considering variations in the quantity and make-up of MSW over time. The results showed that the scenarios with the greatest potential for methane generation and electricity were those with less diversion of biodegradable waste. Furthermore, the economic performance demonstrated that none of the possibilities are viable except with carbon credits extra income. However, all scenarios could become viable by increasing the energy sale rate above 93.2 USD.MWh<sup>−1</sup>. Another option calls for lowering the discount rate through government incentives to a percentage below 10 % and an investment cost below 77 % of the original value. These elements aid in long-term planning and give decision-makers a future vision of the impact of these policies.</p></div>","PeriodicalId":49209,"journal":{"name":"Energy for Sustainable Development","volume":"81 ","pages":"Article 101493"},"PeriodicalIF":4.4,"publicationDate":"2024-06-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141485381","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Corrigendum to “Hybrid vigor: Why hybrids with sustainable biofuels are better than pure electric vehicles” [Energy Sustain. Dev. Volume 76 (2023) 101261] 混合动力的活力:为什么使用可持续生物燃料的混合动力车优于纯电动汽车"[《能源可持续发展》第76卷 (2023) 101261]
IF 4.4 2区 工程技术
Energy for Sustainable Development Pub Date : 2024-06-24 DOI: 10.1016/j.esd.2024.101487
Marcelo Antunes Gauto , Marcelo Falsarella Carazzolle , Marilene Elizabete Pavan Rodrigues , Ricardo Simões de Abreu , Tomaz Carraro Pereira , Gonçalo Amarante Guimarães Pereira
{"title":"Corrigendum to “Hybrid vigor: Why hybrids with sustainable biofuels are better than pure electric vehicles” [Energy Sustain. Dev. Volume 76 (2023) 101261]","authors":"Marcelo Antunes Gauto ,&nbsp;Marcelo Falsarella Carazzolle ,&nbsp;Marilene Elizabete Pavan Rodrigues ,&nbsp;Ricardo Simões de Abreu ,&nbsp;Tomaz Carraro Pereira ,&nbsp;Gonçalo Amarante Guimarães Pereira","doi":"10.1016/j.esd.2024.101487","DOIUrl":"https://doi.org/10.1016/j.esd.2024.101487","url":null,"abstract":"","PeriodicalId":49209,"journal":{"name":"Energy for Sustainable Development","volume":"81 ","pages":"Article 101487"},"PeriodicalIF":4.4,"publicationDate":"2024-06-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S0973082624001133/pdfft?md5=8cf6d1a44c26138580699e8c5aca3ffb&pid=1-s2.0-S0973082624001133-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141485385","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
In situ performance evaluation of a solar water heating system for a hospital laundry in the Sahel 萨赫勒地区医院洗衣房太阳能热水系统的现场性能评估
IF 4.4 2区 工程技术
Energy for Sustainable Development Pub Date : 2024-06-21 DOI: 10.1016/j.esd.2024.101499
Claude Sara Lekombo , Kokouvi Edem N’Tsoukpoe , Carolina Flores Bahamonde , Mihaela Dudita , Gaëlle Kafira Ko , Kodjo Sédi Agbokou
{"title":"In situ performance evaluation of a solar water heating system for a hospital laundry in the Sahel","authors":"Claude Sara Lekombo ,&nbsp;Kokouvi Edem N’Tsoukpoe ,&nbsp;Carolina Flores Bahamonde ,&nbsp;Mihaela Dudita ,&nbsp;Gaëlle Kafira Ko ,&nbsp;Kodjo Sédi Agbokou","doi":"10.1016/j.esd.2024.101499","DOIUrl":"https://doi.org/10.1016/j.esd.2024.101499","url":null,"abstract":"<div><p>There is a limited number of empirical studies on the actual energy output of solar water heating systems (SWHSs). In the Sahel, where solar potential is abundant, the transition to sustainable energy solutions requires comprehensive evaluations of SWHSs, including their economic viability. Such assessments are crucial for informed decision-making by stakeholders and for facilitating the widespread adoption of SWHSs, including their integration into industrial processes. This paper presents a year-round experimental study assessing the real-world performance and economic viability of a SWHS integrated into a hospital laundry in Ouagadougou, Burkina Faso. The primary aim of the study is to analyse the practical performance of the integrated collector storage (ICS) SWHS and evaluate its economic viability. The performance of the ICS SWHS is monitored over the course of a year. Data collection included measurements of solar irradiation, ambient temperature, inlet and outlet water temperatures, and energy output of the SWHS. Economic assessments considered factors such as installation costs, energy savings, and payback periods. Environmental implications were evaluated through the estimation of avoided CO<sub>2</sub> emissions. The ICS SWHS achieved an efficiency of 38 % and a solar fraction of 17 %, resulting in approximately 1.3 t of avoided CO<sub>2</sub> emissions annually. Economic assessments revealed extended payback periods, leading to exploration of alternatives. Subsequently, a water-in-glass evacuated tube collector (ETC) system, deemed more cost-effective, was selected and it indicated superior energy production. Preliminary results suggest compelling payback periods for the ETC system, ranging from 3.1 to 4.5 years under realistic scenarios. The study underscores the significance of practical experimentation, appropriate technology selection, and improved market regulations for informed decision-making. SWHSs present a promising avenue for sustainable energy solutions in the Sahelian region and beyond, offering both economic benefits and environmental impact.</p></div>","PeriodicalId":49209,"journal":{"name":"Energy for Sustainable Development","volume":"81 ","pages":"Article 101499"},"PeriodicalIF":4.4,"publicationDate":"2024-06-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141438512","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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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