2018 International Electrical Engineering Congress (iEECON)最新文献

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Elimination of Multi-Bounce Effect for Outdoor RCS Measurement via 3D Imaging 利用三维成像消除室外RCS测量中的多重弹跳效应
2018 International Electrical Engineering Congress (iEECON) Pub Date : 2018-03-01 DOI: 10.1109/IEECON.2018.8712315
Jun Shi, Ling Pu, Xiaoling Zhang
{"title":"Elimination of Multi-Bounce Effect for Outdoor RCS Measurement via 3D Imaging","authors":"Jun Shi, Ling Pu, Xiaoling Zhang","doi":"10.1109/IEECON.2018.8712315","DOIUrl":"https://doi.org/10.1109/IEECON.2018.8712315","url":null,"abstract":"The outdoor RCS measurement technique is crucial for the radar and aeronautical design applications, especially in the face of large objects. Because of the background interference, the multi-bounce effect is unavoidable and will contaminate the measuring result greatly. In this paper, a novel method to eliminate the multi-bounce effect via 3D imaging technique is proposed. Compared with the traditional methods, high-resolution 3D microwave image can separate the desired image from the multi-bounce false images in the image domain by using the difference of the transmission paths. Simulation results show that this method can clearly eliminate the multi-bounce effect of the outdoor RCS measurement.","PeriodicalId":6628,"journal":{"name":"2018 International Electrical Engineering Congress (iEECON)","volume":"14 1","pages":"1-4"},"PeriodicalIF":0.0,"publicationDate":"2018-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"74281019","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
AU Automatic Car-Parking Modeling System AU自动停车建模系统
2018 International Electrical Engineering Congress (iEECON) Pub Date : 2018-03-01 DOI: 10.1109/IEECON.2018.8712178
Narong Aphiratsakun, Lam Thanh Duy, J. Kongthon
{"title":"AU Automatic Car-Parking Modeling System","authors":"Narong Aphiratsakun, Lam Thanh Duy, J. Kongthon","doi":"10.1109/IEECON.2018.8712178","DOIUrl":"https://doi.org/10.1109/IEECON.2018.8712178","url":null,"abstract":"This article presents the AU Automatic Car-Parking Modeling System, hereafter referred to as the AU-CPS. The AU-CPS is a model of an automatic parking system controlled by PLC. It interacts with the user via HMI, driven by three DC motors with the use of photo-electric sensors. A crane is used to lift and take the car from an initial to parking slot and from a parking slot to the exit way. The AU-CPS also shows whether parking is full or not by turning on an LED, and it uses sensors to detect the car in the slot to avoid overlapping in each slot.","PeriodicalId":6628,"journal":{"name":"2018 International Electrical Engineering Congress (iEECON)","volume":"56 78 1","pages":"1-4"},"PeriodicalIF":0.0,"publicationDate":"2018-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"74853348","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
Arc Flash Hazard Assessment in Medium Voltage Switchgear: A Case Study in Cement Plant 中压开关柜电弧闪蒸危害评价:以水泥厂为例
2018 International Electrical Engineering Congress (iEECON) Pub Date : 2018-03-01 DOI: 10.1109/IEECON.2018.8712196
Chaninun Yoddee, W. Kanokbannakorn, Siwapon Srisonpan
{"title":"Arc Flash Hazard Assessment in Medium Voltage Switchgear: A Case Study in Cement Plant","authors":"Chaninun Yoddee, W. Kanokbannakorn, Siwapon Srisonpan","doi":"10.1109/IEECON.2018.8712196","DOIUrl":"https://doi.org/10.1109/IEECON.2018.8712196","url":null,"abstract":"This paper presents the procedures for performing arc flash hazard assessment in medium voltage switchgear. A cement plant is used as an example to demonstrate the assessment procedures. The results shown that the assessment should consider the operating conditions of the system, to ensure the arc flash hazard level. The contribution of generator changes the short circuit current, which in turn changes the operating time of the protective relays. This results in the significance of increase in the incidentl energy and hazard level at switchgear.","PeriodicalId":6628,"journal":{"name":"2018 International Electrical Engineering Congress (iEECON)","volume":"18 1","pages":"1-4"},"PeriodicalIF":0.0,"publicationDate":"2018-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"74627394","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
Atmospheric Argon Plasma Jet for Post-Treatment of Biotreated Landfill Leachate 常压氩等离子体射流处理垃圾渗滤液
2018 International Electrical Engineering Congress (iEECON) Pub Date : 2018-03-01 DOI: 10.1109/IEECON.2018.8712320
S. Theepharaksapan, K. Matra
{"title":"Atmospheric Argon Plasma Jet for Post-Treatment of Biotreated Landfill Leachate","authors":"S. Theepharaksapan, K. Matra","doi":"10.1109/IEECON.2018.8712320","DOIUrl":"https://doi.org/10.1109/IEECON.2018.8712320","url":null,"abstract":"Post-treatment of biotreated landfill leachate by atmospheric non-thermal plasma jet was proposed. A parallel operation of three atmospheric non-thermal argon plasma jets was applied for leachate treatment with water sample in strong acidic condition $(mathbf{pH} < 2)$. Three cases with different gap distances for 1.5, 3 and 4.5 cm were employed with a $4.5 mathbf{kV}_{text{rms}}$ 50 Hz AC neon sign transformer power source for 60 minutes. In this time, the influence of electrode gap distance $(text{G}_{text{d}})$ of argon plasma jet on the degradation of refractory organic compounds in biotreated landfill leachate was observed. Some key parameters of water quality including pH, DO, temperature, COD and the macromolecules, such as humic and fulvic substances, were measured before and after treatment. The result showed that the maximum removal of COD (33.9%), fulvic (53.3 %), humic (32.2%), and visible humic substances (57.2%) was found with the operating condition in 4.5 cm $text{G}_{text{d}}$ case. It could be confirmed that atmospheric non-thermal Ar plasma had the potential to effectively reduce the refractory organic compounds in wastewater which could be exploited for post-treatment of biotreated landfill leachate.","PeriodicalId":6628,"journal":{"name":"2018 International Electrical Engineering Congress (iEECON)","volume":"56 1","pages":"1-4"},"PeriodicalIF":0.0,"publicationDate":"2018-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"77876247","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
Stablizied and Rotating Mechanism of 2D Laser Scanner for 3D Point Cloud Reconstruction 二维激光扫描仪用于三维点云重建的稳定和旋转机理
2018 International Electrical Engineering Congress (iEECON) Pub Date : 2018-03-01 DOI: 10.1109/IEECON.2018.8712339
P. Prempraneerach, Thanapong Usupan
{"title":"Stablizied and Rotating Mechanism of 2D Laser Scanner for 3D Point Cloud Reconstruction","authors":"P. Prempraneerach, Thanapong Usupan","doi":"10.1109/IEECON.2018.8712339","DOIUrl":"https://doi.org/10.1109/IEECON.2018.8712339","url":null,"abstract":"This research presents a stabilizing and rotating mechanism for laser scanner; thus 3D cloud points could be reconstructed. Design and development of a vertical scanning system and a roll-motion stabilizing system for laser point-cloud data, measured radial distance horizontally, are implemented. By using an encoder to feedback a roll angle, the first DC servo motor with a PI controller can assist stabilizing horizontal point-cloud data. A four-bar linkage mechanism, driven by the second DC motor and controlled by a feedforward controller with Inertial Measurement Unit (IMU) pitch-angle feedback, could generate $pmb{pm 16.5^{circ}}$ up-and-down pitching motion of the laser scanner. Both digital feedback controllers of two motors are developed in an Arduino microcontroller. Kinematics model of the four-bar linkage mechanism are derived and simulated for a design purpose. Experimental tests of the first motor, controlled by the PI-controller, reveal robustness against external-force disturbances, acting on the laser scanner, and demonstrate a roll-motion counterweight of the mechanism base. In additions, experiments of the second motor with the feedforward controller can compensate for gravity to achieve periodical cycles of the four-bar linkage motion. Reconstructed 3D point-cloud surface from laser 2D cloud points can provide accurate horizontal width and smooth-continuous height of measured indoor wall.","PeriodicalId":6628,"journal":{"name":"2018 International Electrical Engineering Congress (iEECON)","volume":"26 1","pages":"1-4"},"PeriodicalIF":0.0,"publicationDate":"2018-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"86956335","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
Battery Monitoring System for DC Distribution in a Substation Using Travelling Wave Theory 基于行波理论的变电站直流配电电池监测系统
2018 International Electrical Engineering Congress (iEECON) Pub Date : 2018-03-01 DOI: 10.1109/IEECON.2018.8712299
Kiadtisak Nakjuy, S. Khomfoi
{"title":"Battery Monitoring System for DC Distribution in a Substation Using Travelling Wave Theory","authors":"Kiadtisak Nakjuy, S. Khomfoi","doi":"10.1109/IEECON.2018.8712299","DOIUrl":"https://doi.org/10.1109/IEECON.2018.8712299","url":null,"abstract":"Battery monitoring system for dc distribution applying in a substation is presented in this paper. Both MEA and PEA substation uses lead acid type batteries for a de distribution using as a backup source. Therefore, a battery monitoring is a key function in a charger to check battery condition; however, a traditional charger used in a substation does not have this function. A lead acid battery first order equivalent circuit is utilized to analyze the battery condition by probing an internal resistance of a battery. A first order equivalent circuit is used to determined battery parameters using transient response analysis. PSIM is also used to simulate the proposed equivalent circuit properties comparing to experimental result. The experimental results are conducted by using three lead acid batteries which are used in a PEA substation. The travelling wave theory is also applied to determine the health of under tested batteries. Both simulation and experimental results show that the proposed technique is promising technique to implement in a charger function for detecting a battery condition as a proactive maintenance.","PeriodicalId":6628,"journal":{"name":"2018 International Electrical Engineering Congress (iEECON)","volume":"2937 1","pages":"1-4"},"PeriodicalIF":0.0,"publicationDate":"2018-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"86524833","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
Experimental Investigation of Electrical Discharge Plasma in Air Microbubbles Water Mixture 空气微泡水混合物中放电等离子体的实验研究
2018 International Electrical Engineering Congress (iEECON) Pub Date : 2018-03-01 DOI: 10.1109/IEECON.2018.8712338
C. Dechthummarong
{"title":"Experimental Investigation of Electrical Discharge Plasma in Air Microbubbles Water Mixture","authors":"C. Dechthummarong","doi":"10.1109/IEECON.2018.8712338","DOIUrl":"https://doi.org/10.1109/IEECON.2018.8712338","url":null,"abstract":"This research focused on studying a DC plasma discharge underwater with mixed high-density of air micro-bubbles water by experimental research for generating of free radicals and highly chemically active species in the activated water. The simple laboratory-made high voltage DC power supply based on half wave rectifier of voltage doubler circuit of 12 kVp. A point-to-point electrode setup was immersed in the water. Electrical DC-discharge plasma though micro air-bubbles water was investigated by current and voltage probe. The yields from electrical discharge plasma in the water were measured by detecting of pH, conductivity, ozone (O3), nitrate (NO3-), and hydrogen peroxide (H2O2). During underwater discharge plasma with mixture of micro air-bubbles in water condition, the maximum voltage and current were applied approximately 5 kVp and 1 Ap, respectively. The chemically reactive species concentrations of water were measured as a function of treatment time for 4 minutes. The results shown that O3, H2O2 and N03-obtained more than 5 mg/L, 25 mg/L, and 90 mg/L, respectively. Moreover, the discharge plasma with the air micro-bubbles water presented significantly correlation between chemical active species production and the input energy transfer.","PeriodicalId":6628,"journal":{"name":"2018 International Electrical Engineering Congress (iEECON)","volume":"48 2 1","pages":"1-4"},"PeriodicalIF":0.0,"publicationDate":"2018-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"86571968","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
Human Computer Interaction and Usability Engineering of Thai Word Search Keyboard Application for Students with Learning Disabilities 学习障碍学生泰语搜索键盘应用的人机交互与可用性工程
2018 International Electrical Engineering Congress (iEECON) Pub Date : 2018-03-01 DOI: 10.1109/ieecon.2018.8712193
Onintra Poobrasert, Thaphat Mupattararot
{"title":"Human Computer Interaction and Usability Engineering of Thai Word Search Keyboard Application for Students with Learning Disabilities","authors":"Onintra Poobrasert, Thaphat Mupattararot","doi":"10.1109/ieecon.2018.8712193","DOIUrl":"https://doi.org/10.1109/ieecon.2018.8712193","url":null,"abstract":"Human-Computer Interaction is a study of focusing on the design of computer technology, in particular, the interaction between the users and computers. Consequently, it is important especially when designing and developing a tool such as assistive technology tool for students with learning disabilities. Assistive technology is a tool that helps increase potential or improve capability of exceptional students, so that they will have more learning potential and hence they can study effectively. In addition, assistive technology can be used as a tool by teachers to facilitate learning management and provide learning opportunity to students. A Thai Word Search Keyboard Application was developed to help students with writing and spelling disabilities to be able to select the right vocabularies. Thai Word Search Keyboard Application, which was still a lab prototype, was tested for performance with teachers and related persons who had ever worked with students with learning disabilities. The researchers use a heuristic evaluation in this study. The evaluation result from functional requirement and usability tests was at a high level, while the result from functional tests was at a moderate level. Those results would be a guideline for improving the next version of Thai Word Search Keyboard Application.","PeriodicalId":6628,"journal":{"name":"2018 International Electrical Engineering Congress (iEECON)","volume":"1 1","pages":"1-4"},"PeriodicalIF":0.0,"publicationDate":"2018-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"87181527","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
Target Setting of Power System Reliability Indices with Consideration of Maintenance Cost and Relevant Factors 考虑维护成本及相关因素的电力系统可靠性指标目标设定
2018 International Electrical Engineering Congress (iEECON) Pub Date : 2018-03-01 DOI: 10.1109/IEECON.2018.8712337
Amorn Chamanghatthaphong, S. Chaitusaney
{"title":"Target Setting of Power System Reliability Indices with Consideration of Maintenance Cost and Relevant Factors","authors":"Amorn Chamanghatthaphong, S. Chaitusaney","doi":"10.1109/IEECON.2018.8712337","DOIUrl":"https://doi.org/10.1109/IEECON.2018.8712337","url":null,"abstract":"Target setting of power system reliability indices should consider the factors that affect to reliability. Also, there should be the quick way to get the index targets in order to be able to set up maintenance activities and to plan improvement of the power system, it is possible to reach the target in time. In this paper, preventive maintenance cost and line length are considered. Furthermore, the methods presented multiple linear regression and simple linear regression. The test results show that the analysis method can be used to set the targets quickly and in accordance with the factors taken into consideration.","PeriodicalId":6628,"journal":{"name":"2018 International Electrical Engineering Congress (iEECON)","volume":"76 1","pages":"1-4"},"PeriodicalIF":0.0,"publicationDate":"2018-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"90283105","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
Performance of the Module Temperature Model in Forecasting the Power Output of Photovoltaic Systems 组件温度模型在光伏系统输出功率预测中的性能
2018 International Electrical Engineering Congress (iEECON) Pub Date : 2018-03-01 DOI: 10.1109/IEECON.2018.8712317
P. Dawan, Kaweepoj Worranetsuttikul, Songkiate Kittisontirak, K. Sriprapha, W. Titiroongruang, Surasak Niemcharocn
{"title":"Performance of the Module Temperature Model in Forecasting the Power Output of Photovoltaic Systems","authors":"P. Dawan, Kaweepoj Worranetsuttikul, Songkiate Kittisontirak, K. Sriprapha, W. Titiroongruang, Surasak Niemcharocn","doi":"10.1109/IEECON.2018.8712317","DOIUrl":"https://doi.org/10.1109/IEECON.2018.8712317","url":null,"abstract":"This paper is the study the performance of the temperature model in forecasting the power output of photovoltaic systems. The prominent point of the solar power forecasting model was to use only one input parameter (solar irradiance). Solar irradiance was injected into the temperature model using mathematic equations. The output of temperature model and the solar irradiance was used by the solar power forecasting model for forecasting the power output of the photovoltaic systems. The results shows that the effectiveness of the temperature model had a discrepancy at 4.03%, which is acceptable.","PeriodicalId":6628,"journal":{"name":"2018 International Electrical Engineering Congress (iEECON)","volume":"16 1","pages":"1-3"},"PeriodicalIF":0.0,"publicationDate":"2018-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"86684347","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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