2014 International Conference on Renewable Energy Research and Application (ICRERA)最新文献

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Microgrid facility around Asia and far east 微电网设施遍布亚洲和远东地区
2014 International Conference on Renewable Energy Research and Application (ICRERA) Pub Date : 2014-10-01 DOI: 10.1109/ICRERA.2014.7016510
Eklas Hossain, R. Bayindir, E. Kabalci, S. Demirbas
{"title":"Microgrid facility around Asia and far east","authors":"Eklas Hossain, R. Bayindir, E. Kabalci, S. Demirbas","doi":"10.1109/ICRERA.2014.7016510","DOIUrl":"https://doi.org/10.1109/ICRERA.2014.7016510","url":null,"abstract":"The surprising rates of electrification have experienced numerous populated counties in Asian region such as Bangladesh, Indian, China and Indonesia. To meet the increased demand for both power and grid services across the region will require innovation approach and the term discrete power system microgrid has introduced. As the reliability and quality of power demand have increased day by day, power industry faces many problems including rising cost of energy, power quality and stability, aging infrastructure, mass electrification, climate change and so on where people have focused on low voltage or medium voltage distribution generation. Microgrid has served several goals for the society in term of reliability, sustainability and economic power operation. Besides, feasibility of microgrid is wide spread such as various region of underdeveloped Asian subcontinent especially in remote village and Islands. This paper has a detail description of perspective and existing microgrid around this region and its future application. Moreover, the information of microgrid has tabulated here so that researcher and designer would get help from it along with they might know what have done so far in this field and what is going up. The market of microgrid has increased dramatically since last decade and government has focused on quality of community life by harvesting maximum renewable power.","PeriodicalId":243870,"journal":{"name":"2014 International Conference on Renewable Energy Research and Application (ICRERA)","volume":"415 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2014-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115983140","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: 5
A versatile test bench for grid integration investigations of back-to-back wind energy conversion systems 一种用于背靠背风能转换系统并网研究的多功能试验台
2014 International Conference on Renewable Energy Research and Application (ICRERA) Pub Date : 2014-10-01 DOI: 10.1109/ICRERA.2014.7016475
H. Yin, Moritz Dereschkewitz, D. Wagenitz, S. Dieckerhoff
{"title":"A versatile test bench for grid integration investigations of back-to-back wind energy conversion systems","authors":"H. Yin, Moritz Dereschkewitz, D. Wagenitz, S. Dieckerhoff","doi":"10.1109/ICRERA.2014.7016475","DOIUrl":"https://doi.org/10.1109/ICRERA.2014.7016475","url":null,"abstract":"This paper presents a versatile test bench for the investigation of the power electronics converter and its control for different wind energy conversion concepts. A three-level back-to-back converter connects a drive train consisting of an induction machine and a synchronous machine to the grid. 4-quadrant operation is feasible on both sides controlling the converter either in 2- or 3-level mode. The test bench is scaled to a power level of 10kW, where the scaling also includes the stiffness of the drive train shaft allowing to investigate mechanical resonances of low speed machines.","PeriodicalId":243870,"journal":{"name":"2014 International Conference on Renewable Energy Research and Application (ICRERA)","volume":"17 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2014-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"116722771","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: 3
Study of the suitability of recently proposed quasi Z-source inverter for wind power conversion 新提出的准z源逆变器在风力发电转换中的适用性研究
2014 International Conference on Renewable Energy Research and Application (ICRERA) Pub Date : 2014-10-01 DOI: 10.1109/ICRERA.2014.7016503
T. Maity, H. Prasad, V. R. Babu
{"title":"Study of the suitability of recently proposed quasi Z-source inverter for wind power conversion","authors":"T. Maity, H. Prasad, V. R. Babu","doi":"10.1109/ICRERA.2014.7016503","DOIUrl":"https://doi.org/10.1109/ICRERA.2014.7016503","url":null,"abstract":"The paper presents quasi z-source inverter (QZSI) as an alternate converter system for single phase wind generator. The QZSI inheriting all the advantages of traditional ZSI replaces the conventional PWM inverter in the system with some of its additional utilities. A closed loop controller is developed which monitors wind generator output and adjusts the inverter shoot-through duty cycle employing third harmonic injection constant boost control technique. The whole system is modeled, analysed and verified through simulation and hardware arrangement. The system can provide stable voltage through proper selection of boost factor. Dynamic and steady states of the proposed system are studied to find out the suitability of maintaining the terminal voltage at desired level for direct-driven wind power system.","PeriodicalId":243870,"journal":{"name":"2014 International Conference on Renewable Energy Research and Application (ICRERA)","volume":"23 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2014-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122733944","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: 13
Modular multilevel converters with integrated batteries energy storage 模块化多电平转换器集成电池储能
2014 International Conference on Renewable Energy Research and Application (ICRERA) Pub Date : 2014-10-01 DOI: 10.1109/ICRERA.2014.7016501
A. Lachichi
{"title":"Modular multilevel converters with integrated batteries energy storage","authors":"A. Lachichi","doi":"10.1109/ICRERA.2014.7016501","DOIUrl":"https://doi.org/10.1109/ICRERA.2014.7016501","url":null,"abstract":"This paper presents the analysis of the modular multilevel converter with integrated batteries energy storage and highlights the influence of the power injected to the grid from the batteries or vice versa on the capacitors' voltage balancing. The control objective of the converter is to maintain a balance between the arms. By redefining the circulating current in order to compensate for reactive power and rebalance the ac grid voltage asymmetries, it is shown through simulation results that the current injected by the batteries does not introduce any unbalance to the converter.","PeriodicalId":243870,"journal":{"name":"2014 International Conference on Renewable Energy Research and Application (ICRERA)","volume":"72 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2014-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127691269","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: 19
An indirect method for maximum power point tracking for photovoltaic arrays 光伏阵列最大功率点跟踪的间接方法
2014 International Conference on Renewable Energy Research and Application (ICRERA) Pub Date : 2014-10-01 DOI: 10.1109/ICRERA.2014.7016552
A. Leedy, K. E. Garcia
{"title":"An indirect method for maximum power point tracking for photovoltaic arrays","authors":"A. Leedy, K. E. Garcia","doi":"10.1109/ICRERA.2014.7016552","DOIUrl":"https://doi.org/10.1109/ICRERA.2014.7016552","url":null,"abstract":"Photovoltaic (PV) arrays have inconsistent output voltages due to a dependence on insolation, wind, and cell temperature. This causes the output power to vary from the maximum power the PV arrays are capable of providing to a load. An indirect method for tracking the maximum power point (MPP) of a PV array is presented. In order to maximize the output power of the PV array, a PIC microcontroller will be used to track the MPP of the solar array using characteristic equations from a curve fitting method that predicts the power versus voltage (P-V) curve for varying cell temperatures. This method approximates the P-V characteristic curve with a fourth-order polynomial. The coefficients of the approximated P-V characteristic curve were determined to be strongly dependent on cell temperature. The strong dependence of the P-V curve on cell temperature allows the P-V characteristic curve of a given system to be written as a function of both panel voltage and cell temperature. The proposed curve fitting method was verified using experimental data collected in the laboratory. Simulation results of the proposed method are also presented.","PeriodicalId":243870,"journal":{"name":"2014 International Conference on Renewable Energy Research and Application (ICRERA)","volume":"266 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2014-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132635020","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
Impacts of wind energy in-feed on power system small signal stability 风电馈入对电力系统小信号稳定性的影响
2014 International Conference on Renewable Energy Research and Application (ICRERA) Pub Date : 2014-10-01 DOI: 10.1109/ICRERA.2014.7016459
Hasan Ul Banna, A. Luna, Shaoqing Ying, H. Ghorbani, P. Rodríguez
{"title":"Impacts of wind energy in-feed on power system small signal stability","authors":"Hasan Ul Banna, A. Luna, Shaoqing Ying, H. Ghorbani, P. Rodríguez","doi":"10.1109/ICRERA.2014.7016459","DOIUrl":"https://doi.org/10.1109/ICRERA.2014.7016459","url":null,"abstract":"Integration of large amount of wind energy in an interconnected power system creates concerns about secure, reliable and economical operation of the entire power system. So it becomes very necessary to investigate the impacts of wind power infeed on the dynamic behavior of the power system. This paper presents the impacts of large amount of wind power in feed on the rotor oscillatory stability. Wind turbine generator types currently employed in wind farms, optimal location of the wind farms in the interconnected power system, reliable optimal dispatch of the wind power and the degree of tie line congestion have been thoroughly investigated. Kundur's two area network model has been utilized to study the mentioned impacts on the overall system using MATLAB/Simulink. Some of the key results show that the damping characteristics of the wind farms critically depend on the location of interconnection in the network and the optimal wind energy dispatch. Increasing the penetration of the wind energy generally improves the damping of the inter area oscillations. Moreover, reducing stress on the weak tie lines also improves the inter area mode of oscillation. So with the investigation of these impacts this study is helpful for the planning of new wind power projects.","PeriodicalId":243870,"journal":{"name":"2014 International Conference on Renewable Energy Research and Application (ICRERA)","volume":"35 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2014-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"133646473","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: 21
Modeling and simulation for the power sharing of micro-grid inverter 微网逆变器功率共享的建模与仿真
2014 International Conference on Renewable Energy Research and Application (ICRERA) Pub Date : 2014-10-01 DOI: 10.1109/ICRERA.2014.7016460
Bingrong Xu, Furong Liu, Wei Chen
{"title":"Modeling and simulation for the power sharing of micro-grid inverter","authors":"Bingrong Xu, Furong Liu, Wei Chen","doi":"10.1109/ICRERA.2014.7016460","DOIUrl":"https://doi.org/10.1109/ICRERA.2014.7016460","url":null,"abstract":"The problems of power sharing and loop current in parallel inverters situation will affect the operation efficiency of micro-grid. The model of two parallel inverters in the micro-grid island mode is built to test the power sharing droop algorithm and the control system. Using MATLAB/Simulink, the loop current and the power sharing results are analyzed. Conclusion shows that the different system parameters which affect the power sharing will play an important part in system design.","PeriodicalId":243870,"journal":{"name":"2014 International Conference on Renewable Energy Research and Application (ICRERA)","volume":"181 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2014-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114532074","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: 3
Simulation analysis on the operation model of household power generation and storage 户用发电与蓄电运行模型仿真分析
2014 International Conference on Renewable Energy Research and Application (ICRERA) Pub Date : 2014-10-01 DOI: 10.1109/ICRERA.2014.7016566
S. Aihara, R. Matsuhashi
{"title":"Simulation analysis on the operation model of household power generation and storage","authors":"S. Aihara, R. Matsuhashi","doi":"10.1109/ICRERA.2014.7016566","DOIUrl":"https://doi.org/10.1109/ICRERA.2014.7016566","url":null,"abstract":"In the next-generation grid, distributed energy management system will play a significant role, cooperating with the whole power infrastructure. The residential sector has the potential for making full use of the advantages of new equipment of power generation and storage. We inspected empirical data from houses which have both fuel cells and photovoltaics in Japan and based on this built simulation model of residential energy system. Under an assumed environment after deregulation of electric power, we verified the effect of interchanging electricity on CO2 mitigation in the model. In addition, this paper proposes introducing home batteries, which are expected to be useful for peak shift and during a power failure. We analyzed how residential appliances worked from the perspective of self-interested customers in our model by using the mixed integer programming.","PeriodicalId":243870,"journal":{"name":"2014 International Conference on Renewable Energy Research and Application (ICRERA)","volume":"14 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2014-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115120105","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
No-load power losses and motor overheating effects versus PWM switching frequencies 空载功率损耗和电机过热对PWM开关频率的影响
2014 International Conference on Renewable Energy Research and Application (ICRERA) Pub Date : 2014-10-01 DOI: 10.1109/ICRERA.2014.7016570
Andrew P. Strandt, Jiangang Hu, Lixiang Wei
{"title":"No-load power losses and motor overheating effects versus PWM switching frequencies","authors":"Andrew P. Strandt, Jiangang Hu, Lixiang Wei","doi":"10.1109/ICRERA.2014.7016570","DOIUrl":"https://doi.org/10.1109/ICRERA.2014.7016570","url":null,"abstract":"Electric motors driven by pulse-width modulated (PWM) waveforms exhibit different power loss and heating characteristics than line-fed motors. Experimental results indicate that motor losses and heating increase as the drive switching frequency decreases. Motor power losses for low switching frequencies are described, and if the increase in motor power loss is high enough such that motor overheating is a concern, a three-phase line reactor between the drive output and the motor terminals may be used to mitigate the additional motor losses and possible motor overheating. This paper presents the effect of PWM waveforms on motor losses and demonstrates that the use of a small three-phase line reactor between the drive and the motor dramatically reduces the motor losses under low PWM switching frequencies.","PeriodicalId":243870,"journal":{"name":"2014 International Conference on Renewable Energy Research and Application (ICRERA)","volume":"39 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2014-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115496488","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
Economical evaluation of ecological benefits of the demand side management 需求侧管理的生态效益经济评价
2014 International Conference on Renewable Energy Research and Application (ICRERA) Pub Date : 2014-10-01 DOI: 10.1109/ICRERA.2014.7016535
F. Viola, P. Romano, R. Miceli, D. La Cascia, M. Longo, G. Sauba
{"title":"Economical evaluation of ecological benefits of the demand side management","authors":"F. Viola, P. Romano, R. Miceli, D. La Cascia, M. Longo, G. Sauba","doi":"10.1109/ICRERA.2014.7016535","DOIUrl":"https://doi.org/10.1109/ICRERA.2014.7016535","url":null,"abstract":"Environmental pollution and over-exploitation of non-renewable sources to find energy are current topics for the modern world that is now at having to deal with several issues such as the greenhouse effect, acid rain and climate change. In this study, the economical estimate of the savings in carbon dioxide obtained with a careful management of electrical loads is presented. Four particular scenarios are designed as case studies: Italy, France, United Kingdom and Germany. A comparison is presented with a similar study, made in 2007, when green energies were not yet very developed.","PeriodicalId":243870,"journal":{"name":"2014 International Conference on Renewable Energy Research and Application (ICRERA)","volume":"18 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2014-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125584560","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: 33
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