2011 International Conference & Utility Exhibition on Power and Energy Systems: Issues and Prospects for Asia (ICUE)最新文献

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Development of a dynamic model of solar farm and its impact on weak power system 太阳能发电场动态模型的建立及其对弱电系统的影响
R. Shah, N. Mithulananthan, A. Sode-yome
{"title":"Development of a dynamic model of solar farm and its impact on weak power system","authors":"R. Shah, N. Mithulananthan, A. Sode-yome","doi":"10.1109/ICUEPES.2011.6497723","DOIUrl":"https://doi.org/10.1109/ICUEPES.2011.6497723","url":null,"abstract":"This paper presents a comprehensive simulation study to show the adequacy of two solar farm models for small signal stability analysis. Simulation study is carried out by considering solar farm as single-and multi-generator equivalents for both models. The simulation results are presented for a small interconnected system by considering different short circuit ratios (SCR). Both Solar farm models, single-generator and multiple-generator equivalents provide the same results for small signal stability studies for different scenarios.","PeriodicalId":262691,"journal":{"name":"2011 International Conference & Utility Exhibition on Power and Energy Systems: Issues and Prospects for Asia (ICUE)","volume":"29 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2011-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"116154648","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
Accurate circuit model for steady-state and dynamic performance of Lead-Acid AGM batteries 铅酸AGM电池稳态和动态性能的精确电路模型
W. Peng, Y. Baghzouz
{"title":"Accurate circuit model for steady-state and dynamic performance of Lead-Acid AGM batteries","authors":"W. Peng, Y. Baghzouz","doi":"10.1109/ICUEPES.2011.6497726","DOIUrl":"https://doi.org/10.1109/ICUEPES.2011.6497726","url":null,"abstract":"Electrochemical batteries are rapidly gaining wide-spread application in transportation systems as well as in the electric utility sector, and accurate battery models are need during the design stage of such systems to forecast future performance. This paper proposes a simple and yet accurate model of a sealed AGM battery. The model takes into account the nonlinear characteristics of the discharge curves, and its parameters are derived by using the manufacturer's data sheet in addition to a simple laboratory test on a 12 V, 89 Ah battery. Comparison between the measured and calculated responses to a number of different discharge profiles shows a comfortable degree of accuracy of the proposed battery model.","PeriodicalId":262691,"journal":{"name":"2011 International Conference & Utility Exhibition on Power and Energy Systems: Issues and Prospects for Asia (ICUE)","volume":"15 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2011-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125004164","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
Experimental studies on velocity field around wind turbine rotor 风力发电机转子周围速度场的实验研究
Y. Kamada, T. Maeda
{"title":"Experimental studies on velocity field around wind turbine rotor","authors":"Y. Kamada, T. Maeda","doi":"10.1109/ICUEPES.2011.6497744","DOIUrl":"https://doi.org/10.1109/ICUEPES.2011.6497744","url":null,"abstract":"This paper describes the behavior of the flow field around rotor blades. A three-bladed upwind rotor was tested in a single return type wind tunnel. The rotor had a diameter of 2.4 m. The flow field around the rotor blades was measured using two-dimensional LDV. The three velocity components of flow field were measured in the x-y plane. The velocity vectors at optimum operation showed a smooth flow around the blade and the bound vortex around blade cross-section seemed persistent. On the other hand, the velocity vectors in stall condition demonstrated significant fluctuations in the near wake and separation on the blade suction side was observed. The circulation around a blade span-wise section was calculated at a certain control volume. From observations of the flow field and the calculated results of circulation, it seems that the flow is separated at the blade from the middle-span region to the tip region in stall condition. No separation was observed at the blade's root region.","PeriodicalId":262691,"journal":{"name":"2011 International Conference & Utility Exhibition on Power and Energy Systems: Issues and Prospects for Asia (ICUE)","volume":"9 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2011-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"133971684","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
GA-based congestion management in deregulated power system using FACTS devices 基于遗传算法的解除管制电力系统拥塞管理
D. Singh, K. S. Verma
{"title":"GA-based congestion management in deregulated power system using FACTS devices","authors":"D. Singh, K. S. Verma","doi":"10.1109/ICUEPES.2011.6497716","DOIUrl":"https://doi.org/10.1109/ICUEPES.2011.6497716","url":null,"abstract":"Congestion in the transmission lines is one of the technical problems that appear particularly in the deregulated environment. There are two types of congestion management methodologies to relieve it. One is non-cost free and the other is cost free methods. Among them later method relives the congestion technically whereas the former is related with the economics. In this dissertation congestion is relieved using cost-free method. One of the cost free techniques is installing FACTS devices into the system. FACTS devices have a great flexibility that can control the active power, reactive power and voltage simultaneously. SVC and UPFC are two FACTS devices which can relieve the congestion in the transmission lines efficiently. As the FACTS devices are costly hence it is required to find the optimal location for FACTS devices. In congestion management, the objective function is nonlinear hence in solving this function Genetic Algorithm (GA) technique is used to obtain the global optimal solution. This method is tested on IEEE testbus system with FACTS devices and it can be extended to any practical system.","PeriodicalId":262691,"journal":{"name":"2011 International Conference & Utility Exhibition on Power and Energy Systems: Issues and Prospects for Asia (ICUE)","volume":"421 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2011-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115928645","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: 23
An overview of smart grid technology in Bangladesh: Development and opportunities 孟加拉国智能电网技术概述:发展与机遇
T. Ali, Ahmed Al Mansur, Zubaeer Bin Shams, S. M. Ferdous, M. Hoque
{"title":"An overview of smart grid technology in Bangladesh: Development and opportunities","authors":"T. Ali, Ahmed Al Mansur, Zubaeer Bin Shams, S. M. Ferdous, M. Hoque","doi":"10.1109/ICUEPES.2011.6497752","DOIUrl":"https://doi.org/10.1109/ICUEPES.2011.6497752","url":null,"abstract":"Generally smart grid is a modern technology of power system which can convert the whole power system in to digital format. In brief, a smart grid is the use of sensors, communications, computational ability and control in some form to enhance the overall functionality of the electric power delivery system. A system becomes smart by sensing, communicating, applying intelligence, exercising control and through feedback. For an ideal power system, this permits several functions which can optimize in the combination of the use of bulk generation and storage, transmission, distribution, and consumers. It can fulfill the goal which can ensure reliability and optimization of the use of Energy. It will also keep the environment free from pollution, save the assets, minimize the cost, easy operation against all hazards, maximum possibility to keep out from danger, provides power quality for 21st century needs. The focus of this paper is to familiarize with smart grid perspective to Bangladesh. The conception of smart grid is almost new is Bangladesh. The whole power system network in Bangladesh is very elaborate and complex but primitive. To reduce this complexity and improve the performance of the system, smart grid can be a better solution. Load-shedding is a common phenomenon in Bangladesh. It can be solved by smart grid technology. As it can automatically detect, calculate and distribute electricity as per load requirements, it reduces the system loss and at the same time a certain amount of electricity from the grid would always be available at each consumer side even at the time of load shedding. Bangladesh can be greatly benefited by using this technology. The main objective of this paper is to discuss the necessity of smart grid for the perspective of Bangladesh which may be an effective solution to overcome the recent power crisis.","PeriodicalId":262691,"journal":{"name":"2011 International Conference & Utility Exhibition on Power and Energy Systems: Issues and Prospects for Asia (ICUE)","volume":"84 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2011-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115014529","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
The evaluation of economic and social effect from the revised nuclear power plant planning in Thailand 泰国核电厂规划修订后的经济及社会效益评价
V. Chutiprapat, W. Pattaraprakorn, P. Bhasaputra
{"title":"The evaluation of economic and social effect from the revised nuclear power plant planning in Thailand","authors":"V. Chutiprapat, W. Pattaraprakorn, P. Bhasaputra","doi":"10.1109/ICUEPES.2011.6497734","DOIUrl":"https://doi.org/10.1109/ICUEPES.2011.6497734","url":null,"abstract":"This paper presents the evaluation of the economic and social effect from revised nuclear power plant (NPP) planning in Thailand according to the accident of NPP at Fukushima in Japan. From the latest of Thailand Power Development Plans, 5 NPPs with totally 5,000 MW will be installed in year 2020, 2021, 2024, 2025 and 2028, respectively. After the unfortunate disaster, the NPP planning is postponed to unexpected period due to the social and safety concerns. However, the NPP is still need to be reconsidering as soon as possible which depends on many factors such as the rapid growth of power demand and energy crisis. The simulation of three feasible scenarios will be presented to guide the appropriate planning of NPP in next PDP. In addition, the economic value, performance and environmental aspect will be discussed from utilities and customer point of view, especially the industrial customer. Finally, the worst case scenario of NPP in Thailand will be evaluated in term of economic loss, performance crisis, loss of power supply and environmental aspect comparing with the electricity generation from the fossil based power plants.","PeriodicalId":262691,"journal":{"name":"2011 International Conference & Utility Exhibition on Power and Energy Systems: Issues and Prospects for Asia (ICUE)","volume":"8 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2011-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131110300","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
Situation analysis in the construction and operation of biogas plant: A case study at the Open University of Sri Lanka 沼气厂建设与运营的现状分析:以斯里兰卡开放大学为例
N. Senanayake, T. Jatunarachchi, Y. Pathiraja
{"title":"Situation analysis in the construction and operation of biogas plant: A case study at the Open University of Sri Lanka","authors":"N. Senanayake, T. Jatunarachchi, Y. Pathiraja","doi":"10.1109/ICUEPES.2011.6497718","DOIUrl":"https://doi.org/10.1109/ICUEPES.2011.6497718","url":null,"abstract":"A pilot biogas plant of 8m3 capacity was constructed at the Open University of Sri Lanka (OUSL) in order to demonstrate the practicability of such a plant. Despite rising costs in meeting domestic energy needs, especially for cooking, the uptake of renewable energies, such as biogas, solar and wind is remarkably slow. This study was carried out to assess the present awareness of biogas technology and to identify practical difficulties in implementing biogas plants for domestic use. The study was done with a convenient sample of people drawn from the employees and students of the OUSL. The study commenced with the assessment of awareness of biogas technology, followed by participatory program in construction and commissioning. The project successfully addressed the misconceptions and was able to create interest among participants to construct their own plants. Non awareness and misconceptions related to the level of technology involved and maintenance were identified as main obstacles.","PeriodicalId":262691,"journal":{"name":"2011 International Conference & Utility Exhibition on Power and Energy Systems: Issues and Prospects for Asia (ICUE)","volume":"19 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2011-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127551906","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
Solar Electric Power Generator (SEPG) as a solution for peak load in household sector as energy conservation system: A case study in Pekanbaru City of Indonesia 太阳能发电机(SEPG)作为节能系统解决家庭用电高峰负荷:以印尼北干巴鲁市为例
Nurhalim, Azriyenni, Firdaus, S. Bahri
{"title":"Solar Electric Power Generator (SEPG) as a solution for peak load in household sector as energy conservation system: A case study in Pekanbaru City of Indonesia","authors":"Nurhalim, Azriyenni, Firdaus, S. Bahri","doi":"10.1109/ICUEPES.2011.6497746","DOIUrl":"https://doi.org/10.1109/ICUEPES.2011.6497746","url":null,"abstract":"The Solar Electric Power Generator (SEPG) has been designed having capacity of 320 Watt peak (Wp) and storage capacity 600 ampere-hour (AH) or equivalent with 7,200 Watt-hour (Wh) aimed for a substitution of peak load in a household sector. Modul and energy storage were designed to apply directly in certain period during a day time. Experiments have been done on an open circuit to examine the SEPG, which given a maximum and output voltage is 19.58 VDC and 18.01 VDC respectively. On the other hand the experiment with load test with battery bank given 18.29 VDC, otherwise regulator output voltage during bank battery charging is 13.8 VDC. Based on the simulation which has been done for the household sector having connecting power of 900VA supplied by the Government Electric Board with average peak load consumption of 1,300 Wh, it is proved approximately of 67.9 percent could be substituted by SEPG.","PeriodicalId":262691,"journal":{"name":"2011 International Conference & Utility Exhibition on Power and Energy Systems: Issues and Prospects for Asia (ICUE)","volume":"233 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2011-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127307413","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
Catalytic pyrolysis using catalyst nickel-natural zeolite (Ni/NZA) on conversion of biomass to bio-oil 催化镍-天然沸石(Ni/NZA)催化热解生物质制生物油
S. Bahri, Sunarno, Muhdarina, R. D. Anugra
{"title":"Catalytic pyrolysis using catalyst nickel-natural zeolite (Ni/NZA) on conversion of biomass to bio-oil","authors":"S. Bahri, Sunarno, Muhdarina, R. D. Anugra","doi":"10.1109/ICUEPES.2011.6497721","DOIUrl":"https://doi.org/10.1109/ICUEPES.2011.6497721","url":null,"abstract":"World crude oil demands tend increase while it supplies decreases. Due to limit of fossil fuel resources on future, hence finding out renewable resource is inevitable. Bio-oil is one of an alternative energy source produced by pyrolysis of biomass. Pyrolysis is a potentially important route for biomass conversion to fuel by heating of biomass in the absence of oxygen to produce bio-oil. Trunk, shell and fiber of palm oil solid wastes were used as sample. The Catalytic Pyrolysis process were conducted in pyrolysis reactor using biomass of 50 gram, silinap 500 ml and Ni/NZA catalyst of 1.5 gr at 320°C. In this research the effect of ratio of nickel metal in catalyst of 1, 3 and 5 wt/wt % respectively in activated natural zeolite (NZA) were investigated. The maximum bio-oil result of 63.0 % is obtained from trunk having the particle size of -8+10 mesh with the catalyst of Ni 3%. Bio oil result is analysed which includes acidity, density, viscosity and flash poit. And bio oil chemical components were characterized using GC-MS.","PeriodicalId":262691,"journal":{"name":"2011 International Conference & Utility Exhibition on Power and Energy Systems: Issues and Prospects for Asia (ICUE)","volume":"24 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2011-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"116684035","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
Effect of load level on the performance of a biodiesel run dual fuel CI engine using second law analysis 用第二定律分析负荷水平对生物柴油双燃料内燃机性能的影响
S. D. Barma, B. Das, A. Giri
{"title":"Effect of load level on the performance of a biodiesel run dual fuel CI engine using second law analysis","authors":"S. D. Barma, B. Das, A. Giri","doi":"10.1109/ICUEPES.2011.6497779","DOIUrl":"https://doi.org/10.1109/ICUEPES.2011.6497779","url":null,"abstract":"With the continuous depletion of petroleum fuel and the contribution of these fuels to pollute the environment, use of petroleum-based fuels is now widely recognized as unsustainable. A huge research is going on through out the world to search for suitable and environmental friendly alternative sources of these fossil fuels. The demand for biodiesel as one of the alternative sources of fuel is increased very rapidly. The performance results obtained from a single cylinder Compression Ignition (CI) engine operating on diesel and biodiesel-diesel dual fuel mode are presented in this paper. The dual fuel performance has been compared with neat diesel at various load level varying from 1 kg to 10 kg with almost steady engine speed of 1500 rpm and compression ratio of 17.5. The second law analysis also called `Exergy' analysis has been performed for both diesel and dual fuel mode at different loads. The second law analysis includes brake work, coolant heat transfer, exhaust losses and exergy efficiency. The data are recorded using a computerized engine test rig. Results indicates that within the range of parameters studied here, it is possible to achieve a maximum of about 20% diesel substitution using dual fuel mode under same working condition and without any engine modification.","PeriodicalId":262691,"journal":{"name":"2011 International Conference & Utility Exhibition on Power and Energy Systems: Issues and Prospects for Asia (ICUE)","volume":"15 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2011-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131047702","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
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