2018 IEEE International Conference on Industrial Electronics for Sustainable Energy Systems (IESES)最新文献

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Numerical study of the DEKF parameter identification capabilities in fuel cell EIS tests 燃料电池EIS试验中DEKF参数辨识能力的数值研究
G. Petrone, G. Spagnuolo, W. Zamboni
{"title":"Numerical study of the DEKF parameter identification capabilities in fuel cell EIS tests","authors":"G. Petrone, G. Spagnuolo, W. Zamboni","doi":"10.1109/IESES.2018.8349849","DOIUrl":"https://doi.org/10.1109/IESES.2018.8349849","url":null,"abstract":"In this paper, a numerical study of the identification capabilities of a time-domain parameter estimator for polymeric electrolyte membrane fuel cells (FCs) under electrochemical impedance spectroscopy (EIS) test is proposed. The estimator is a discrete-time Dual Extended Kalman Filter (DEKF). The FC is stimulated with sinusoidal input, typical of EIS tests, and the DEKF identifies the parameters of a linear first-order RC model representing the FC. The impact of the time-domain discretization and of the input signal frequency on the estimation performances are discussed. The results allow to design an effective sequential estimation approach.","PeriodicalId":146951,"journal":{"name":"2018 IEEE International Conference on Industrial Electronics for Sustainable Energy Systems (IESES)","volume":"31 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131125074","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
Learning-based scene recognition with monocular camera for light-rail system 基于学习的轻轨单目摄像机场景识别
Meng Yao, W. Siu, Ke-bin Jia
{"title":"Learning-based scene recognition with monocular camera for light-rail system","authors":"Meng Yao, W. Siu, Ke-bin Jia","doi":"10.1109/IESES.2018.8349879","DOIUrl":"https://doi.org/10.1109/IESES.2018.8349879","url":null,"abstract":"This paper is on scene recognition for a light railway vehicle safety system using a new patch-based approach for key frame identification. The approach is different from those conventional approaches using for example SIFT, SURF, BRIEF, or ORB for individual frame recognition. We propose a new unsupervised and learning-based key region detection method. The proposed method contains two parts. In the offline part, the key regions with discriminative information are identified from single reference sequence captured by monocular camera with unsupervised method. The discrimination power for a region is defined as the difference between this region and all other regions in the sequence. Regions having significant outstanding appearance are regarded as key regions. Binarization and greedy algorithm are used to choose key regions and discriminative patterns with low correlation. The key frames are key checking positions of the video path, whilst all other frames are tracked by matching approaches with substantially reduced computation. In the online part, each live frame is used initially to find the most nearby key frame, and the computation power of the subsequent detection is substantially reduced by looking for the next key frame with the frame by frame tracking procedure. Practical field tests were done on real data of the light railway system in Hong Kong. Results of these experimental tests show that the approach can identify almost 100% pre-recorded scene along railway paths with pedestrians. The approach has shown better performance over conventional approaches using some standard video sequences for scene recognition.","PeriodicalId":146951,"journal":{"name":"2018 IEEE International Conference on Industrial Electronics for Sustainable Energy Systems (IESES)","volume":"6 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114605094","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
Capacity optimization of a stand-alone microgrid system using charged system search algorithm 基于收费系统搜索算法的单机微电网容量优化
Chao-Ming Huang, Yann-Chang Huang, Kun-Yuan Huang
{"title":"Capacity optimization of a stand-alone microgrid system using charged system search algorithm","authors":"Chao-Ming Huang, Yann-Chang Huang, Kun-Yuan Huang","doi":"10.1109/IESES.2018.8349900","DOIUrl":"https://doi.org/10.1109/IESES.2018.8349900","url":null,"abstract":"This paper proposes a novel method to solve the optimal capacity allocation problem for a stand-alone microgrid system. The stand-alone microgrid is usually found on offshore islands or in the areas where electric power cannot be delivered by the utility electric companies. Traditionally, the loads in a stand-alone microgrid are mainly supplied electric power from diesel generators. With continuing the development of renewable energy, the photovoltaic, wind turbine generator and battery energy storage system are integrated into stand-alone microgrid that reduces generation cost, mitigates environment emission and increases generation efficiency. To determine the complicated optimization problem, a combination of Monte Carlo simulation and charged system search algorithm is used in this paper. The proposed scheme comprises both the inner loop to determine the hourly schedule of distributed energy resources and outer loop to optimize the capacity of distributed energy resources in life cycle. The proposed method is tested on a stand-alone microgrid system in Taiwan. To verify the feasibility of the proposed method, comparisons are made to the differential evolution and particle swarm optimization approaches.","PeriodicalId":146951,"journal":{"name":"2018 IEEE International Conference on Industrial Electronics for Sustainable Energy Systems (IESES)","volume":"66 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121657517","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
An energy efficiency control strategy for a building-oriented dehumidification system 面向建筑的除湿系统的能效控制策略
Qiong Wu, Wenjian Cai, Suping Shen
{"title":"An energy efficiency control strategy for a building-oriented dehumidification system","authors":"Qiong Wu, Wenjian Cai, Suping Shen","doi":"10.1109/IESES.2018.8349920","DOIUrl":"https://doi.org/10.1109/IESES.2018.8349920","url":null,"abstract":"In industrial or commercial buildings, the working components and energy sources of a Liquid Desiccant Dehumidification System (LDDS) are usually in different locations, which increases the difficulties of system operation and maintenance. This paper presents a control strategy on the outlet air humidity for a dehumidifier with distributed operating scheme to improve the performance of a large-scale LDDS. A new Fuzzy-PID controller is implemented to fine tune the outlet air humidity by manipulating the solution inlet temperature at a stable desiccant concentration ranges. This Fuzzy-PID controller is developed from a T-S fuzzy model, with varied parameters according to previous and current input and output variables. Control performances of the cooperation between concentration regulation module and General-PID, Cascade-PID or Fuzzy-PID controller have been compared in simulations. Different indices are used to evaluate the control performances of different controllers. The simulation results show that the method proposed in this paper can solve the control issues raised by distributed operation, which is an appropriated choice to be applied in a multiple-terminal LDDS in buildings.","PeriodicalId":146951,"journal":{"name":"2018 IEEE International Conference on Industrial Electronics for Sustainable Energy Systems (IESES)","volume":"28 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122520123","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
Power antifuse device to bypass or turn-off battery cells in safety-critical and fail-operational systems 在安全关键和故障操作系统中,旁路或关闭电池单元的电源防熔丝装置
V. Lorentz, R. Waller, S. Waldhör, M. Wenger, M. Gepp, R. Schwarz, S. Koffel, S. Wacker, M. Akdere, M. Giegerich, M. März
{"title":"Power antifuse device to bypass or turn-off battery cells in safety-critical and fail-operational systems","authors":"V. Lorentz, R. Waller, S. Waldhör, M. Wenger, M. Gepp, R. Schwarz, S. Koffel, S. Wacker, M. Akdere, M. Giegerich, M. März","doi":"10.1109/IESES.2018.8349850","DOIUrl":"https://doi.org/10.1109/IESES.2018.8349850","url":null,"abstract":"This paper presents a new power electronic device, named power antifuse, providing an irreversible bypassing function for the current after having been ignited by an external electrical signal. The antifuse is a scalable power electronic device of 1 cm2 of active area. A pristine antifuse device provides an electric resistance of more than 100 mega-ohms between the terminals. After having been activated, the same antifuse device becomes a bidirectional bypass element offering less than 20 micro-ohms of resistance to the electric current. The activation time corresponding to the delay between the reception of the electrical trigger signal and the full conduction of the antifuse is less than 10 ms even at environment temperatures below −40°C. This paper shows how the integration of antifuse devices in battery cells can be used to bypass and turn-off lithium-ion battery cells thus improving the safety and availability of battery systems used in transport applications like aircraft, railways, ship and road vehicles. The characteristics of the proposed antifuse device make it also an ideal power electronic device for bypassing faulty series connected sub-systems used in high-availability applications or fail-operational redundant systems.","PeriodicalId":146951,"journal":{"name":"2018 IEEE International Conference on Industrial Electronics for Sustainable Energy Systems (IESES)","volume":"58 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125393862","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
Designing and constructing a DC microgrid with uninterrupted power supply capability and optimizing its energy usage by smart controlling system 设计和构建具有不间断供电能力的直流微电网,并通过智能控制系统优化其能源利用
H. De Zoysa, P. Guruge, S. Kalingamudali, N. Kularatna, Gihan Kanishka
{"title":"Designing and constructing a DC microgrid with uninterrupted power supply capability and optimizing its energy usage by smart controlling system","authors":"H. De Zoysa, P. Guruge, S. Kalingamudali, N. Kularatna, Gihan Kanishka","doi":"10.1109/IESES.2018.8349901","DOIUrl":"https://doi.org/10.1109/IESES.2018.8349901","url":null,"abstract":"This paper outlines the methodology of designing and implementation of a solar powered system which can be used to make a human comfort zone during day time without using battery backup but with the use of Supercapacitors. Basically, major converter losses are reduced in this system. In acquiring a highly efficient power supply, the charge controller plays an important role. When a DC microgrid powers DC loads based on a renewable source such as a PV system; energy storage becomes mandatory due to fluctuating nature of the source. Localized DC-energy storage within DC-DC converters could address this requirement. A variation of supercapacitor assisted regulators could provide localized energy storage with low-noise and fast transient response [1]. 12 V LED lights will be powered from this system. LEDs can be powered directly via a supercapacitor bank from the regulated Photovoltaic energy. In the case of Inverter type Air Conditioner, in order to overcome converter losses, the DC Bus inside it should be accessed. Typically, DC Bus voltage inside the Variable Frequency Drive (VFD) is 1–414 times the supply voltage. Hence DC-DC Converters are used to power up the inside circuitry of the Inverter Air Conditioner from the solar panel. In order to optimize the energy usage and reduce electricity consumption, light dimming and air conditioning control systems were added to control the light intensity and switching of the air conditioner.","PeriodicalId":146951,"journal":{"name":"2018 IEEE International Conference on Industrial Electronics for Sustainable Energy Systems (IESES)","volume":"2 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121192471","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
Fuel allocation and lockout system 燃料分配和锁定系统
A. Riekert, Nicoloy Gurusinghe, Thilanga Ariyarathna, R. Gouws
{"title":"Fuel allocation and lockout system","authors":"A. Riekert, Nicoloy Gurusinghe, Thilanga Ariyarathna, R. Gouws","doi":"10.1109/IESES.2018.8349877","DOIUrl":"https://doi.org/10.1109/IESES.2018.8349877","url":null,"abstract":"In transport and Logistics business with the fierce competition, avoiding fuel theft through monitoring and management is a major concern in Africa. With the steadily increase in fuel price, fuel theft and fraud poses a serious threat to transporters' operating profits. In this paper the development of a secure fuel dispensing system with a digital fuelling record book is presented for the use of fleet based companies. The proposed system prevents the refuel of unauthorised vehicles, notifies the owner any time a vehicle is refuelled, with information containing the vehicle name, date and amount of fuel dispensed into the vehicle. The vehicle identification is done by the use of low-frequency radio frequency identifier (RFID) tags. A fuel lockout system is implemented to shut down the fuel pump. The system uploads the fuel data to a server in custom hourly intervals chosen by the user. The design flow and experimental results for a prototype system is presented.","PeriodicalId":146951,"journal":{"name":"2018 IEEE International Conference on Industrial Electronics for Sustainable Energy Systems (IESES)","volume":"15 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122283405","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
Fast acting linear AC voltage regulator for consumer applications: Implementation options 用于消费者应用的快速作用线性交流稳压器:实施方案
Priyanwada Nimesha Wijesooriya, N. Kularatna, J. Fernando, D. Steyn-Ross
{"title":"Fast acting linear AC voltage regulator for consumer applications: Implementation options","authors":"Priyanwada Nimesha Wijesooriya, N. Kularatna, J. Fernando, D. Steyn-Ross","doi":"10.1109/IESES.2018.8349888","DOIUrl":"https://doi.org/10.1109/IESES.2018.8349888","url":null,"abstract":"RMS line voltage fluctuation is a very well-known problem in AC power conditioning. Traditional techniques to handle this power quality issue are (i) motor-driven variacs, (ii) ferro-resonant regulators, (iii) transformer tap changers, (iv) solid-state regulators. Each of these techniques has disadvantages such as (a) flattened-top output and low efficiency, (b) bulky and slow response, (c) switch change-over related issues, (d) output waveform distortion due to RFI/EMI respectively. Linear AC regulator technique covered under a new US patent is a fifth method to solve this RMS voltage fluctuation issue, based on a power semiconductor array. One disadvantage was the low efficiency when the input line voltage exceeds the nominal value. While developing a 2kVA commercial prototype, the authors were able to come-up with two cost-saving design options by using (i) two smaller low-cost transformers combined in series and a (ii)multi-winding transformer with two primaries combined in a novel topology. This paper discusses the design concepts and implementation aspects of these new techniques, comparing their unique advantages as opposed to a single buck-boost transformer.","PeriodicalId":146951,"journal":{"name":"2018 IEEE International Conference on Industrial Electronics for Sustainable Energy Systems (IESES)","volume":"47 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"128570357","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
Data logger and companion application for time-of-use electricity 数据记录仪和配套应用程序的时间使用电力
N. Vermaak, Nicoloy Gurusinghe, Thilanga Ariyarathna, R. Gouws
{"title":"Data logger and companion application for time-of-use electricity","authors":"N. Vermaak, Nicoloy Gurusinghe, Thilanga Ariyarathna, R. Gouws","doi":"10.1109/IESES.2018.8349921","DOIUrl":"https://doi.org/10.1109/IESES.2018.8349921","url":null,"abstract":"Electricity generation is becoming more expensive, hence Time-of-Use (ToU) electricity tariff structures, such as Eskom Megaflex are implemented. The companion application is an integrated solution designed for use with such schemes. A hardware module logs consumed power from a smart power meter and saves it on an external storage. The logged data is transferred to an Android application where it is displayed visually in the form of graphs. These visual indicators can assist end-users to improve their electricity usage at strategic times, ensuring financial savings, as well as increased grid stability. The proposed design was constructed and implemented on an actual smart-power meter. Results from the tests carried out to ensure compliance with the requirements are presented together with the design overview.","PeriodicalId":146951,"journal":{"name":"2018 IEEE International Conference on Industrial Electronics for Sustainable Energy Systems (IESES)","volume":"82 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"134618407","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
DO-SCALDO design approach versus other split-rail, inductor-less DC-DC converter techniques DO-SCALDO设计方法与其他分轨、无电感的DC-DC变换器技术的比较
Kasun Subasinghage, K. Gunawardane, N. Kularatna
{"title":"DO-SCALDO design approach versus other split-rail, inductor-less DC-DC converter techniques","authors":"Kasun Subasinghage, K. Gunawardane, N. Kularatna","doi":"10.1109/IESES.2018.8349858","DOIUrl":"https://doi.org/10.1109/IESES.2018.8349858","url":null,"abstract":"Split-rail power supplies are often used in modern electronic systems where dual-polarity voltages are required. Application areas such as portable devices, industrial and medical equipment where RFI/EMI issues and compact size are major concerns, alternative techniques are used as a replacement for inductor-based switching dual power supplies. This paper describes two such well-known inductor-less, split-rail power supply techniques based on the functionality, application scope, merit, and demerits while comparing them with the dual-output SCALDO technique. Two conventional methods are the op-amp based buffer circuit and the split-rail charge pump converter. Experimental results of a 12 V to ± 5 V DO-SCALDO technique is summarized to present the implementation aspects of the new technique.","PeriodicalId":146951,"journal":{"name":"2018 IEEE International Conference on Industrial Electronics for Sustainable Energy Systems (IESES)","volume":"52 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"134312712","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
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