2019 7th International Renewable and Sustainable Energy Conference (IRSEC)最新文献

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Solar Tower Plant Driven a Humidification-Dehumidification Water Desalination Process 太阳能塔式装置驱动的加湿-除湿海水淡化工艺
2019 7th International Renewable and Sustainable Energy Conference (IRSEC) Pub Date : 2019-11-01 DOI: 10.1109/IRSEC48032.2019.9078232
Oumaima Choukai, D. Zejli
{"title":"Solar Tower Plant Driven a Humidification-Dehumidification Water Desalination Process","authors":"Oumaima Choukai, D. Zejli","doi":"10.1109/IRSEC48032.2019.9078232","DOIUrl":"https://doi.org/10.1109/IRSEC48032.2019.9078232","url":null,"abstract":"This work relates to a cogeneration process of electrical energy and fresh water using respectively a Solar Tower and a humidification-dehumidification desalination system. The process consists in recovering heat from the return air of the solar tower and its use to supply by hot air a humidifier - dehumidification distiller. This return air with a temperature of nearly 300 ° C has a very low relative humidity, thus, it has a very important ability to moisten. Its use, in a humidification-dehumidification distiller, produces the fresh water necessary for the operation of the solar tower plant using the wet cooling cycle, in an arid or semi-arid region where fresh water is scarce and where brackish or sea water may be abundant.","PeriodicalId":6671,"journal":{"name":"2019 7th International Renewable and Sustainable Energy Conference (IRSEC)","volume":"63 1","pages":"1-4"},"PeriodicalIF":0.0,"publicationDate":"2019-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"78761761","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
Ab-initio Study of Structural, Electronic and Optical Properties of ZnTe at Wurtzite and Zinc Blende Phases 锌钛在纤锌矿和闪锌矿相的结构、电子和光学性质的从头算研究
2019 7th International Renewable and Sustainable Energy Conference (IRSEC) Pub Date : 2019-11-01 DOI: 10.1109/IRSEC48032.2019.9078305
Mohamed Aazi, E. Atmani, N. Fazouan, Ibrahim Bziz, A. Es-smairi
{"title":"Ab-initio Study of Structural, Electronic and Optical Properties of ZnTe at Wurtzite and Zinc Blende Phases","authors":"Mohamed Aazi, E. Atmani, N. Fazouan, Ibrahim Bziz, A. Es-smairi","doi":"10.1109/IRSEC48032.2019.9078305","DOIUrl":"https://doi.org/10.1109/IRSEC48032.2019.9078305","url":null,"abstract":"Zinc Telluride is a semiconductor of the family II-IV. It is used in the photovoltaic industry for solar cells as back-surface filed layer, and as p-semiconductor in PIN diode structures. The structural, electronic and optical properties of zinc blende and wurtzite phases of the ZnTe were studied using the DFT method implemented in the WIEN2k code. the stack of methods and approximations available within the code WIEN2k such as 2Doptimize, TB-mBJ and PBE were used to optimize structural properties and then calculate the electronic and the optical properties. The zinc blende ZnTe appears to be the most stable at room temperature due to its lowest energy. The results for structural, electronic and optical fit within the ranges of the existing experimental and other theoritical methods","PeriodicalId":6671,"journal":{"name":"2019 7th International Renewable and Sustainable Energy Conference (IRSEC)","volume":"56 1","pages":"1-5"},"PeriodicalIF":0.0,"publicationDate":"2019-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"79654138","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: 1
Energy Efficiency and Importance of Energy Monitoring System in Moroccan Hospitals 摩洛哥医院能源效率和能源监测系统的重要性
2019 7th International Renewable and Sustainable Energy Conference (IRSEC) Pub Date : 2019-11-01 DOI: 10.1109/IRSEC48032.2019.9078270
Brahim Nourdine, A. Saad
{"title":"Energy Efficiency and Importance of Energy Monitoring System in Moroccan Hospitals","authors":"Brahim Nourdine, A. Saad","doi":"10.1109/IRSEC48032.2019.9078270","DOIUrl":"https://doi.org/10.1109/IRSEC48032.2019.9078270","url":null,"abstract":"Hospitals or health care buildings are social facilities designed to provide care to patients, which operate in general over 24 hours/day. The energy efficiency of these facilities is an economic, environmental and societal choice [1] [2]. This paper tries to shed more light on this problem. The objective is to implement a scientific approach aimed at improving energy performance indicators of these facilities on one hand and the development of a good practices guide relating to energy efficiency in Moroccan hospitals based on benchmarking on the other [3]. To operate on energy optimization, it is necessary to start by measuring and monitoring the targeted parameters, significant energy uses and the energy performance indicators by means of an energy management system. To this end, several questions arise: Measuring what, where, how and at what cost? The old health buildings were generally thought through a care approach and not the cost of care or an energy performance approach. Hence these choices often lead to significant un-optimized energy consumption. Therefore, the energy consumptions were not the object of particular attention and the needs, no longer mastered, resulting in significant costs. The objective is to define factors that significantly impact energy performance whether they are static factors or relevant variable. The main points of our work is to try, through a preliminary analysis, to build a methodology on how to understand energy uses and evaluate energy performance levels. The desired economic performance must preserve or even improve the comfort of patients and medical staff, the continuity of service and the level of hygiene and safety.","PeriodicalId":6671,"journal":{"name":"2019 7th International Renewable and Sustainable Energy Conference (IRSEC)","volume":"5 1","pages":"1-7"},"PeriodicalIF":0.0,"publicationDate":"2019-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"84448615","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: 2
Power Flow Control of PV System Featuring On-Grid and Off-Grid Modes 并网和离网光伏系统潮流控制
2019 7th International Renewable and Sustainable Energy Conference (IRSEC) Pub Date : 2019-11-01 DOI: 10.1109/IRSEC48032.2019.9078274
Zakaria Abousserhane, A. Abbou, Lahoucine Id-Khajine, N. Zakzouk
{"title":"Power Flow Control of PV System Featuring On-Grid and Off-Grid Modes","authors":"Zakaria Abousserhane, A. Abbou, Lahoucine Id-Khajine, N. Zakzouk","doi":"10.1109/IRSEC48032.2019.9078274","DOIUrl":"https://doi.org/10.1109/IRSEC48032.2019.9078274","url":null,"abstract":"This paper presents a PV system featuring two grid modes; on and standalone (off) mode. The main purpose of this work is verifying the effectiveness and feasibility of the power flow management strategy of the proposed system to fulfill the connected load demand with best utilization of considered sources, analyze the PV system performance under different grid modes. In case of normal grid conditions (mode ON), the PV system is connected to a three-phase grid and AC load. It supplies the load and grid in case of excess of PV power, and shares the peak load demands between grid and PV system. In case of grid faults, PV switches to off-grid mode, which it supplies the connected load and battery bank. The latter can store excess PV power or supplies the load in case of low or zero irradiances. The considered system tested using MATLAB/ Simulink.","PeriodicalId":6671,"journal":{"name":"2019 7th International Renewable and Sustainable Energy Conference (IRSEC)","volume":"36 1","pages":"1-7"},"PeriodicalIF":0.0,"publicationDate":"2019-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"81441255","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: 1
The Impact of the Type of Converter and the Algorithm of the Control on the Production of Maximum Power by a Photovoltaic System 变流器类型及控制算法对光伏发电系统产生最大功率的影响
2019 7th International Renewable and Sustainable Energy Conference (IRSEC) Pub Date : 2019-11-01 DOI: 10.1109/IRSEC48032.2019.9078204
Salaheddine Zouirech, Mohammed Zerouali, Abdelghani El Ougli, B. Tidhaf
{"title":"The Impact of the Type of Converter and the Algorithm of the Control on the Production of Maximum Power by a Photovoltaic System","authors":"Salaheddine Zouirech, Mohammed Zerouali, Abdelghani El Ougli, B. Tidhaf","doi":"10.1109/IRSEC48032.2019.9078204","DOIUrl":"https://doi.org/10.1109/IRSEC48032.2019.9078204","url":null,"abstract":"This paper presents a comparative study of different DC-DC converters and two types of the maximum power point tracking algorithms for photovoltaic applications. All converters operate in continuous conduction mode. To obtain maximum output power, we will use two MPPT commands, a conventional technique perturb and observe ‘P&O’ and an intelligent one, the fuzzy logic ‘FL’. The purpose of this paper is to analyze the performances of four DC-DC converters (Buck, Boost, CUK and SEPIC) and comparing the simulation results. All modelization and simulations are performed under Matlab/Simulink environment.","PeriodicalId":6671,"journal":{"name":"2019 7th International Renewable and Sustainable Energy Conference (IRSEC)","volume":"45 1","pages":"1-5"},"PeriodicalIF":0.0,"publicationDate":"2019-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"82333122","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: 2
Modeling and Simulation of a PV Monocrystalline Panel Performances under Real Environmental Conditions 真实环境条件下光伏单晶面板性能的建模与仿真
2019 7th International Renewable and Sustainable Energy Conference (IRSEC) Pub Date : 2019-11-01 DOI: 10.1109/IRSEC48032.2019.9078229
Halim Eddahbi, M. Khafallah
{"title":"Modeling and Simulation of a PV Monocrystalline Panel Performances under Real Environmental Conditions","authors":"Halim Eddahbi, M. Khafallah","doi":"10.1109/IRSEC48032.2019.9078229","DOIUrl":"https://doi.org/10.1109/IRSEC48032.2019.9078229","url":null,"abstract":"The current paper is a sum-up of a modeling & simulation study for a Photovoltaic panel (PV) using Matlab/Simulink. The aim is to define a modeling circuit in order to estimate the electrical behavior of a photovoltaic cell depending on environmental parameters change in term of irradiation & temperature. The modeling of PV array is as a fundamental element for all research and development activity related with PV system. The conclusion is revealing that the solar panel output nature is nonlinear and a nearly constant current up to open circuit voltage and the power has maximum pick with respect to the voltage for particular environmental condition.","PeriodicalId":6671,"journal":{"name":"2019 7th International Renewable and Sustainable Energy Conference (IRSEC)","volume":"281 1","pages":"1-6"},"PeriodicalIF":0.0,"publicationDate":"2019-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"81482909","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
Energy Recovery Study by the Anaerobic Digestion of Dairy Dludge from Moroccan Industry 摩洛哥工业乳渣厌氧消化能量回收研究
2019 7th International Renewable and Sustainable Energy Conference (IRSEC) Pub Date : 2019-11-01 DOI: 10.1109/IRSEC48032.2019.9078301
I. Beniche, F. Karouach, M. Bakraoui, Hassan El Bari
{"title":"Energy Recovery Study by the Anaerobic Digestion of Dairy Dludge from Moroccan Industry","authors":"I. Beniche, F. Karouach, M. Bakraoui, Hassan El Bari","doi":"10.1109/IRSEC48032.2019.9078301","DOIUrl":"https://doi.org/10.1109/IRSEC48032.2019.9078301","url":null,"abstract":"Food chains in general and dairy industries in particular increase from one year to the other; which generates enormous waste, the management of these waste concerned producers. The aim of this study is the energy estimation of the dairy industry sludge. Anaerobic digestion of the dairy sludge (DS) is conducted in a CSTR digester (continuous stirred tank reactor) at mesophilic temperature conditions (37C°) with a retention time of 45 days. The results obtained show that this dairy sludge(DS) has an encouraging proportion of volatile solids around 88 %, the maximum methanogenic yield potential reached 434 (NmL / g VS added) and the biodegradability recorded was 96 % at these conditions. In this context, one tone of dairy sludge could generate approximately 57kwh/year of electric power through the anaerobic digestion process. This will reduce considerably the industries of electrical energy consumption.","PeriodicalId":6671,"journal":{"name":"2019 7th International Renewable and Sustainable Energy Conference (IRSEC)","volume":"427 3 1","pages":"1-6"},"PeriodicalIF":0.0,"publicationDate":"2019-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"77860319","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
Advances in Solar Photovoltaic Grid Parity 太阳能光伏并网平价研究进展
2019 7th International Renewable and Sustainable Energy Conference (IRSEC) Pub Date : 2019-11-01 DOI: 10.1109/IRSEC48032.2019.9078175
Peter Onu, C. Mbohwa
{"title":"Advances in Solar Photovoltaic Grid Parity","authors":"Peter Onu, C. Mbohwa","doi":"10.1109/IRSEC48032.2019.9078175","DOIUrl":"https://doi.org/10.1109/IRSEC48032.2019.9078175","url":null,"abstract":"The paper briefly considers the most recent literature on solar photovoitaic grid parity with inference to the market price phenomenon for costs and future success of the technology proliferation. The resolution to populate the energy sector with green energy initiatives, and the preparedness to invest in the sustainable pathways to mitigate the ill-effects caused by the use of fossil-based fuels and its dedicated technologies calls for worldwide collaboration/participation, in addition, to evaluate and track achievements‘. The present exploratory study extrapolates the cost of PV modules, progress in electricity prices, environmental impact, and cost consideration in operations, and grid integration to have an effect on grid parity. The authors identified different analytical tools used by researchers to evaluate and determine solar PV market prices. A discussion of researchers' resolves on the year to reach grid parity is presented according to findings from literature, based on performances, and compared to the residential PV price parity. The present article is cogent to guide future research in Solar grid parity, and support key players involved in making future techno-innovation decisions on Solar power.","PeriodicalId":6671,"journal":{"name":"2019 7th International Renewable and Sustainable Energy Conference (IRSEC)","volume":"11 1","pages":"1-6"},"PeriodicalIF":0.0,"publicationDate":"2019-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"75151434","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: 4
Applicability of Solar Evaporative Cooling in Greenhouses productivity Improvement 太阳能蒸发冷却在温室生产力提高中的适用性
2019 7th International Renewable and Sustainable Energy Conference (IRSEC) Pub Date : 2019-11-01 DOI: 10.1109/IRSEC48032.2019.9078261
L. Merabti, M. Abbas, W. Taane
{"title":"Applicability of Solar Evaporative Cooling in Greenhouses productivity Improvement","authors":"L. Merabti, M. Abbas, W. Taane","doi":"10.1109/IRSEC48032.2019.9078261","DOIUrl":"https://doi.org/10.1109/IRSEC48032.2019.9078261","url":null,"abstract":"One of the main objectives of growing crops in a greenhouse is to extend the productive life of plants and to produce yields when this is not feasible in open field agriculture due to extreme ambient conditions. The energy consumed by cooling systems to reduce the greenhouse temperature comes basically from power plant using natural gas, which has direct impact on the environment. The refrigerants used in these systems have a varying degree of global warming and ozone depletion potentials, which also have a direct impact on our environment. Evaporative coolers are an excellent alternative which could be the future trends in greenhouse cooling in hot and dry climate, which is basically the two third area of the country. Also, well designed evaporative coolers have very low energy consumption, and the fluids used have no impact whatsoever on our environment. The cooling device uses hundred percent (100%) outside air, which is excellent for greenhouses ventilation requirements. In the present work, we will study the applicability of two devices, the two stage solar evaporative cooler and the solar liquid desiccant cooler in different weather conditions and investigate the various possibilities of its uses in agricultural applications.","PeriodicalId":6671,"journal":{"name":"2019 7th International Renewable and Sustainable Energy Conference (IRSEC)","volume":"32 1","pages":"1-4"},"PeriodicalIF":0.0,"publicationDate":"2019-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"75559327","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
Comparative Study of SMC and PI Control of a Permanent Magnet Synchronous Generator Decoupled by Singular Perturbations 奇异摄动解耦永磁同步发电机的SMC与PI控制比较研究
2019 7th International Renewable and Sustainable Energy Conference (IRSEC) Pub Date : 2019-11-01 DOI: 10.1109/IRSEC48032.2019.9078310
Rania Moutchou, A. Abbou
{"title":"Comparative Study of SMC and PI Control of a Permanent Magnet Synchronous Generator Decoupled by Singular Perturbations","authors":"Rania Moutchou, A. Abbou","doi":"10.1109/IRSEC48032.2019.9078310","DOIUrl":"https://doi.org/10.1109/IRSEC48032.2019.9078310","url":null,"abstract":"This work presents a comparative analysis between the dynamic behavior of the synchronous generator with permanent magnets during a regulation of speed by regulators (PI) and regulators based on classical sliding mode of order one. In the first place, the vector control makes it possible to have a dynamics close to that of the DC machine, in other words, an asymptotically linear and decoupled dynamic. Then, the sliding mode control (SMC) to ensure good system performance and robustness against external disturbances and parametric variations. The systems performances were simulated and compared using Matlab/Simulink environment. Simulation results show the effectiveness of the proposed control strategies comparatively to the PI one.","PeriodicalId":6671,"journal":{"name":"2019 7th International Renewable and Sustainable Energy Conference (IRSEC)","volume":"78 1","pages":"1-7"},"PeriodicalIF":0.0,"publicationDate":"2019-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"80844010","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: 1
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