2017 6th International Conference on Computer Applications In Electrical Engineering-Recent Advances (CERA)最新文献

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The effect of solar power injection on aging of a distribution transformer 太阳能注入对配电变压器老化的影响
Kanhaiya Kumar, G. Kumbhar
{"title":"The effect of solar power injection on aging of a distribution transformer","authors":"Kanhaiya Kumar, G. Kumbhar","doi":"10.1109/CERA.2017.8343334","DOIUrl":"https://doi.org/10.1109/CERA.2017.8343334","url":null,"abstract":"To maintain the reliability of power supply, proper functioning of all equipment is necessary. The distribution transformers constitute a major part of a distribution system and its remaining life should be properly investigated. Renewable energy sources are integrated into a distribution system to reduce losses, improving voltage profile and save energy cost. This may affect the life of equipment present in the existing system. In this paper, a practical distribution system with installed rooftop solar photo-voltaic (PV) units is considered for investigation. Total study periods has been divided into three parts. The benefits of PV in terms of the life of the transformers have been quantified for the each part. For PV integration and time-series load flow simulation, MATLAB component objective model (COM) interface of OpenDSS is used. The actual load, load shape, temperature and irradiation data have been collected to prepare input to the simulation model. The results show that there is a considerable decrease in the rate of aging of the distribution transformer.","PeriodicalId":286358,"journal":{"name":"2017 6th International Conference on Computer Applications In Electrical Engineering-Recent Advances (CERA)","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2017-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"124182620","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: 8
Performance comparison of different vector control approaches for a synchronous reluctance motor drive 同步磁阻电机驱动不同矢量控制方法的性能比较
P. Ghosh, A. Das, G. Bhuvaneswari
{"title":"Performance comparison of different vector control approaches for a synchronous reluctance motor drive","authors":"P. Ghosh, A. Das, G. Bhuvaneswari","doi":"10.1109/CERA.2017.8343348","DOIUrl":"https://doi.org/10.1109/CERA.2017.8343348","url":null,"abstract":"In this paper, a comprehensive performance comparison has been made for different vector control methods in Synchronous Reluctance Motor (SynRM). The vector control methods investigated are constant direct axis current control and constant current angle control. Different methods of constant current angle vector control included in this paper are MTPA (Maximum torque per ampere), MPFC (Maximum power factor control) and MTPF (Maximum torque per flux). The SynRM is driven by a current controlled PWM voltage source inverter controlled by a PI speed controller. All these methods have been modelled and simulated in Simulink/MATLAB environment, by keeping the PI controller parameters the same and a thorough comparison has been brought out. A very good performance is achieved for the above mentioned vector control methods and their performance parameters such as response time, torque ripple and peak stator current are being compared. The results obtained from the analysis will help in deciding which of the above vector control techniques can be employed in high performance drive applications such as electric vehicles, ship propulsion, traction, etc., when and under what conditions.","PeriodicalId":286358,"journal":{"name":"2017 6th International Conference on Computer Applications In Electrical Engineering-Recent Advances (CERA)","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2017-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"116875927","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
Optimal sizing of a stand-alone PV/wind/MHP/biomass based hybrid energy system using PSO algorithm 基于粒子群算法的独立光伏/风能/MHP/生物质混合能源系统的最优规模
Anurag Chauhan, V. Dwivedi
{"title":"Optimal sizing of a stand-alone PV/wind/MHP/biomass based hybrid energy system using PSO algorithm","authors":"Anurag Chauhan, V. Dwivedi","doi":"10.1109/CERA.2017.8343292","DOIUrl":"https://doi.org/10.1109/CERA.2017.8343292","url":null,"abstract":"In remote areas, local generating plant based on renewable energy sources has been received a greater attention to meet the energy demand. Renewable energy sources (small hydro, solar, wind, biomass etc.) have the sufficient potential in India. Utilizing these sources in stand-alone mode is an appropriate choice for energy access in local areas. The present paper deals with the size optimization of a stand-alone PV/Wind/MHP/Biomass based hybrid energy system for un-electrified village hamlets of Indian state of Uttarakhand. Further, three renewable energy scenarios are considered under the present study. Finally, a simple and efficient Particle Swarm Optimization (PSO) algorithm has been used to optimize the total annual cost (TAC) for each scenario. Expected energy not supplied (EENS) is incorporated as a power reliability constraint while optimal sizing of the system components.","PeriodicalId":286358,"journal":{"name":"2017 6th International Conference on Computer Applications In Electrical Engineering-Recent Advances (CERA)","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2017-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"134155377","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: 6
A comparative study of PI and PID-based SMC for anti-synchronisation of Vallis system 基于PI和pid的SMC对Vallis系统反同步的比较研究
J. Samantaray, B. K. Roy, P. Singh
{"title":"A comparative study of PI and PID-based SMC for anti-synchronisation of Vallis system","authors":"J. Samantaray, B. K. Roy, P. Singh","doi":"10.1109/CERA.2017.8343375","DOIUrl":"https://doi.org/10.1109/CERA.2017.8343375","url":null,"abstract":"The anti-synchronisation between two identical Vallis systems, which describe how temperature fluctuates in the eastern and western regions of the ocean around the equatorial area, is done using sliding mode control. A novel approach of sliding mode control using proportional-integral-derivative-based switching surfaces is devised for the anti-synchronisation. Improvement on the transient response is obtained by this design in comparison with proportional-integral-based switching surfaces. The qualitative and quantitative analyses are done for both the designs. The simulation results confirm the successful achievement of the objective of the paper.","PeriodicalId":286358,"journal":{"name":"2017 6th International Conference on Computer Applications In Electrical Engineering-Recent Advances (CERA)","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2017-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127875043","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 analysis of dual active bridge isolated DC to DC converter with single phase shift and extended phase shift control techniques 采用单相移相和扩展移相控制技术的双有源桥隔离DC - DC变换器的比较分析
Anupam Kumar, A. H. Bhat, P. Agarwal
{"title":"Comparative analysis of dual active bridge isolated DC to DC converter with single phase shift and extended phase shift control techniques","authors":"Anupam Kumar, A. H. Bhat, P. Agarwal","doi":"10.1109/CERA.2017.8343363","DOIUrl":"https://doi.org/10.1109/CERA.2017.8343363","url":null,"abstract":"Bidirectional energy transfer capability is the central part of a lot of modern power conversion systems. Preferably, for reduction of size, weight and cost these systems use a single high efficiency power electronic conversion system. A dual active bridge converter having two DC-AC converters connected back to back through an AC inductor/transformer is a common topology used for obtaining high efficiency bidirectional power conversion. Some characteristic features of the DAB converter topology are bidirectional power flow capability, inherent soft switching, high power density, high efficiency, galvanic isolation and low number of passive components. In this paper, circuit operation, design, and comparison of efficiency, switch stress, and closed loop operation for step load variation are discussed. Two common control strategies namely single phase shift, and extended phase shift are compared and respective waveforms are shown.","PeriodicalId":286358,"journal":{"name":"2017 6th International Conference on Computer Applications In Electrical Engineering-Recent Advances (CERA)","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2017-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"130536602","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: 20
Investigation of grid-structure interaction of wind turbine driven DFIG using FAST and Simulink 基于FAST和Simulink的风电驱动DFIG网-结构相互作用研究
Ganesh P. Prajapat, N. Senroy, I. Kar
{"title":"Investigation of grid-structure interaction of wind turbine driven DFIG using FAST and Simulink","authors":"Ganesh P. Prajapat, N. Senroy, I. Kar","doi":"10.1109/CERA.2017.8343293","DOIUrl":"https://doi.org/10.1109/CERA.2017.8343293","url":null,"abstract":"This paper presents the study of the interaction of the electrical dynamics with the structure of the wind turbine. A grid connected Doubly Fed Induction Generator (DFIG) based wind energy conversion system has been considered for the investigation. The dynamical structure of the blade and tower of the wind turbine has been modelled by using Euler-Lagrangian approach while the input mechanical power to the wind turbine and the wind loading on the turbine blades and tower was derived by the Blade Element Momentum (BEM) method considering the aerodynamic properties of the blades. The results obtained from the time-domain simulation offer a deep understanding of the combined interaction of electrical, mechanical structural and aero-dynamical aspect of wind turbine generator system and may further be used to design various control schemes. The model has been validated using NREL's simulation tool, FAST (fatigue, aerodynamics, structures and turbulence) and TurbSim. The structural and aerodynamic data of NREL's 5-MW baseline wind turbine were used for the simulation.","PeriodicalId":286358,"journal":{"name":"2017 6th International Conference on Computer Applications In Electrical Engineering-Recent Advances (CERA)","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2017-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131444223","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
Passivity based distributed event-triggered load frequency control 基于无源性的分布式事件触发负荷频率控制
P. Bhui
{"title":"Passivity based distributed event-triggered load frequency control","authors":"P. Bhui","doi":"10.1109/CERA.2017.8343337","DOIUrl":"https://doi.org/10.1109/CERA.2017.8343337","url":null,"abstract":"This paper presents a method of reducing data communication burden in multi area load frequency control. An aperiodic event-triggered based control approach has been adopted to reduce the communication bandwidth requirements and governor operations. The control law is computed and actuated only when a pre-defined output dependent event condition is satisfied. The triggering condition in the previously reported works, depends on system states or outputs of all areas which is generally not available in an area control center of a real power system. Therefore a distributed event-triggered load frequency control has been proposed where the triggering condition in an area control center depends on output information of that particular area. A passivity based approach is adopted to ensure the system stability analytically and to derive the event triggering condition. Performance of the proposed controller was shown in terms of RMS error of frequency, tie line deviations and the reduction in communication burden for continuous load change, step load change and plant model variations in a two area test system.","PeriodicalId":286358,"journal":{"name":"2017 6th International Conference on Computer Applications In Electrical Engineering-Recent Advances (CERA)","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2017-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115714810","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
Optimal load shedding to improve static voltage stability employing black hole optimization algorithm 采用黑洞优化算法优化减载以提高静态电压稳定性
N. K. Sharma, A. Varma, S. C. Choube, S. Yadav
{"title":"Optimal load shedding to improve static voltage stability employing black hole optimization algorithm","authors":"N. K. Sharma, A. Varma, S. C. Choube, S. Yadav","doi":"10.1109/CERA.2017.8343352","DOIUrl":"https://doi.org/10.1109/CERA.2017.8343352","url":null,"abstract":"Stability in voltage profile is the core issue in developing and operating electrical power systems and it's violation is reported to be the cause of blackouts all over the word. Voltage collapse can be prevented by providing reactive power support via generators power scheduling, tap changing transformer, reactive power compensating devices, capacitor banks, FACTS devices. Subsequently, the last line of defense for voltage recovery is load shedding. This paper proposes a method to optimize the shedding of load mandatory to revive the stability of point of operation while justifying the operating constraints. Optimal load shedding is done after identification of critical load buses. The approach anticipates the risk of voltage instability in the system using L-index. Black Hole Algorithm (BHA) is employed for efficient optimization of load shedding against voltage collapse. Further, results have been analogized with Bare Bones PSO (BBPSO). The computation is carried on IEEE-14 bus system.","PeriodicalId":286358,"journal":{"name":"2017 6th International Conference on Computer Applications In Electrical Engineering-Recent Advances (CERA)","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2017-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125282430","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
Battery state of charge based algorithm for optimal wind farm power management 基于电池充电状态的最优风电场功率管理算法
Pranav Patel, D. Deb
{"title":"Battery state of charge based algorithm for optimal wind farm power management","authors":"Pranav Patel, D. Deb","doi":"10.1109/CERA.2017.8343298","DOIUrl":"https://doi.org/10.1109/CERA.2017.8343298","url":null,"abstract":"Battery being an important prospect for energy storage for various applications, we need to use it economically taking battery health into consideration. Taking it in the context of wind farm power generation and management, whenever the forecasting power estimates are higher than the actual wind power, the deficit is supplied through the batteries. In the case of higher actual wind power than the forecasted power, we charge the batteries. This paper focuses on how we should charge and discharge the batteries so that we can decrease the number of storage elements required without harming their effective life. An economic study is presented on how to opt for a suitable methodology to balance the penalty with preferred wind forecasting schemes.","PeriodicalId":286358,"journal":{"name":"2017 6th International Conference on Computer Applications In Electrical Engineering-Recent Advances (CERA)","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2017-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122696312","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: 8
RLMMN adaptive filtering based control scheme for multi-objective GPV system 基于RLMMN自适应滤波的多目标GPV系统控制方案
Srinivas Vedantham, Shailendra Kumar, Bhim Singh, S. Mishra
{"title":"RLMMN adaptive filtering based control scheme for multi-objective GPV system","authors":"Srinivas Vedantham, Shailendra Kumar, Bhim Singh, S. Mishra","doi":"10.1109/CERA.2017.8343390","DOIUrl":"https://doi.org/10.1109/CERA.2017.8343390","url":null,"abstract":"This paper presents a robust least mean mixed norm (RLMMN) adaptive control scheme for multi-objective grid integrated solar photovoltaic (GPV) system under abnormal grid conditions. The control scheme serves manifold objectives such as load balancing, harmonics elimination, improving active power penetration into the distribution network while having active shunt filtering capabilities. The estimated perturb and observe (EPO) scheme is used to harvest crest power from solar photovoltaic (PV) array under variable atmospheric conditions. The proposed control scheme is robust under impulsive power system environments and has the advantages of low steady-state oscillations, low complexity, less mean square error and good dynamic response. The comparative performance with the conventional algorithms depict the satisfactory performance under dynamic condition. The DC link voltage is adapted in proportion with PCC voltage to reduce VSC (Voltage Source Converter) converter losses and its tripping under weak distributed grid conditions. Test results demonstrate the satisfactory behavior under steady-state and dynamic conditions of load unbalancing, variable solar insolation and grid voltage fluctuations. The total harmonic distortions (THDs) of grid currents are observed within limits of grid codes compliance according to an IEEE 519 standard.","PeriodicalId":286358,"journal":{"name":"2017 6th International Conference on Computer Applications In Electrical Engineering-Recent Advances (CERA)","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2017-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"126424397","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
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