2016 International Conference on System Reliability and Science (ICSRS)最新文献

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Comparative study of data warehouses modeling approaches: Inmon, Kimball and Data Vault 数据仓库建模方法的比较研究:Inmon, Kimball和data Vault
2016 International Conference on System Reliability and Science (ICSRS) Pub Date : 2016-11-01 DOI: 10.1109/ICSRS.2016.7815845
L. Yessad, Aissa Labiod
{"title":"Comparative study of data warehouses modeling approaches: Inmon, Kimball and Data Vault","authors":"L. Yessad, Aissa Labiod","doi":"10.1109/ICSRS.2016.7815845","DOIUrl":"https://doi.org/10.1109/ICSRS.2016.7815845","url":null,"abstract":"BI (Business Intelligence) is an important discipline for companies and the challenges it faces are strategic. A central concept in BI is the data warehouse, which is a set of consolidated data from heterogeneous sources (usually databases in 3NF). To model the data warehouse, the Inmon and Kimball approaches are the most used. Both solutions monopolize the BI market However, a third modeling approach called “Data Vault” of its creator Linstedt, is gaining ground from year to year. It allows building a data warehouse of raw (unprocessed) data from heterogeneous sources. The purpose of this paper is to present a comparative study of the three precedent approaches. First, we study each approach separately and then we draw a comparison between them. Finally, we include recommendations for selecting the best approach before concluding this paper.","PeriodicalId":164248,"journal":{"name":"2016 International Conference on System Reliability and Science (ICSRS)","volume":"67 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121543848","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
Selection of suitable ANN structure for fault classification in STATCOM connected transmission line STATCOM连接传输线故障分类中ANN结构的选择
2016 International Conference on System Reliability and Science (ICSRS) Pub Date : 2016-11-01 DOI: 10.1109/ICSRS.2016.7815831
R. Hasabe, A. Vaidya
{"title":"Selection of suitable ANN structure for fault classification in STATCOM connected transmission line","authors":"R. Hasabe, A. Vaidya","doi":"10.1109/ICSRS.2016.7815831","DOIUrl":"https://doi.org/10.1109/ICSRS.2016.7815831","url":null,"abstract":"In this paper, fast and reliable operation fault classification is carried out using energy of the detail coefficients of the phase signals. Daubechies 4 wavelet was chosen because of its success in detecting abrupt changes in power system signals. The MATLAB 7.10 version is used to generate the fault signals and verification the algorithm. A scheme is proposed for 220KV Karad to Miraj STATCOM connected transmission line in Maharashtra state (India).","PeriodicalId":164248,"journal":{"name":"2016 International Conference on System Reliability and Science (ICSRS)","volume":"415 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131494036","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
Analysis on design points of large synchronous condenser for UHVDC project 特高压直流工程大型同步冷凝器设计要点分析
2016 International Conference on System Reliability and Science (ICSRS) Pub Date : 2016-11-01 DOI: 10.1109/ICSRS.2016.7815830
Cui Yibo, Tao Qian, Ling Zaixun, Cai Wanli, Ruan Ling, Yang Pengcheng
{"title":"Analysis on design points of large synchronous condenser for UHVDC project","authors":"Cui Yibo, Tao Qian, Ling Zaixun, Cai Wanli, Ruan Ling, Yang Pengcheng","doi":"10.1109/ICSRS.2016.7815830","DOIUrl":"https://doi.org/10.1109/ICSRS.2016.7815830","url":null,"abstract":"To improve the ability of reactive power support at Ultra High Voltage Direct Current (UHVDC) project sending and receiving terminals, State Grid Corporation will install large synchronous condensers which gives high requirements in transient and dynamic characteristics. Some performance indexes of large synchronous condenser are very different from traditional turbo-generator. The change of performance index will have great influence on equipment design, production, operation and manufacture. And there is contradiction between the higher transient, dynamic characteristics and equipment safety. The paper analysised the performance index, technical requirements, equipment characteristics of large synchronous condenser for UHVDC project. Compared with the 412MVA synchronous turbo-generator. Mainly analyzed the differences and influences of leading phase operation capability, short-circuit-ratio, direct-axis transient time constant, direct-axis subtransient reactance and forced excitation ability. Finally the paper gives some advices on improving the design of large synchronous condenser for UHVDC project to ensure the quality of performance index and the safety of equipment.","PeriodicalId":164248,"journal":{"name":"2016 International Conference on System Reliability and Science (ICSRS)","volume":"30 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129855879","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: 10
Integrated circuit fault prognostics based on the delay characteristics of the clock network 基于时钟网络时延特性的集成电路故障预测
2016 International Conference on System Reliability and Science (ICSRS) Pub Date : 2016-11-01 DOI: 10.1109/ICSRS.2016.7815832
Lin Ye, Yu-dong Lu, Xin Wang, Yun Huang, Chunhua He, B. Hou
{"title":"Integrated circuit fault prognostics based on the delay characteristics of the clock network","authors":"Lin Ye, Yu-dong Lu, Xin Wang, Yun Huang, Chunhua He, B. Hou","doi":"10.1109/ICSRS.2016.7815832","DOIUrl":"https://doi.org/10.1109/ICSRS.2016.7815832","url":null,"abstract":"This study proposes an integrated circuit fault prediction technique, which is based on delay characteristics of the clock network. A typical digital integrated single road was used as the example to study the responses of the clock network delay signals to the integrated circuit failures, and analyzed the feasibility and effectiveness of the method in detail. The experimental results show that the fault diagnosis rate of the method was as high as 92%; after spectrum analysis, the delay signals were converted to the amplitudes and phases, the relation between the phases and the degradation rates was a single exponential function, and the phases of the device was increased, the degradation rate was reduced, with decreasing the sweep frequency. The phases of the range of the degradation rates is from 50% to 80%, can be defined the fault diagnosis threshold or warning interval of the device. At lower frequency, the gradient of the phase was more slowly, so the error of prognostics is smaller at low frequency, the accuracy of prognostics is higher.","PeriodicalId":164248,"journal":{"name":"2016 International Conference on System Reliability and Science (ICSRS)","volume":"63 4","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114107008","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
Influence investigation from the forced draught fan mode on the characteristics of an air-cooled power plant 强制风机模式对风冷电厂特性的影响研究
2016 International Conference on System Reliability and Science (ICSRS) Pub Date : 2016-11-01 DOI: 10.1109/ICSRS.2016.7815833
Weifeng He
{"title":"Influence investigation from the forced draught fan mode on the characteristics of an air-cooled power plant","authors":"Weifeng He","doi":"10.1109/ICSRS.2016.7815833","DOIUrl":"https://doi.org/10.1109/ICSRS.2016.7815833","url":null,"abstract":"In view of the critical suction effect of the forced draught fans in the air-cooled steam condenser (ACSC), it is momentous to investigate and optimize the fan mode to acquire a better synthetical performance of the power plant. A verified numerical model of a 2×600MW power plant [1] is specified to discuss the influence from the different rotating speed regulation schemes on the performance of the air-cooled power plant at the design wind angle of β=22.5°. It is found that as a result of the rotating speed regulation of the forced draught fans, the improvement for the performance of the air-cooled power plant arise. It is concluded that the rotating speed regulation for the whole fan array should be proposed because the maximum net power elevation compared to the design case is applicable at all the appointed wind speeds for the fan array case.","PeriodicalId":164248,"journal":{"name":"2016 International Conference on System Reliability and Science (ICSRS)","volume":"6 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"134346468","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
Class coverage GUI testing for Android applications 类覆盖GUI测试Android应用程序
2016 International Conference on System Reliability and Science (ICSRS) Pub Date : 2016-11-01 DOI: 10.1109/ICSRS.2016.7815843
Sathyanarayanan Subramanian, Thomas Singleton, O. Ariss
{"title":"Class coverage GUI testing for Android applications","authors":"Sathyanarayanan Subramanian, Thomas Singleton, O. Ariss","doi":"10.1109/ICSRS.2016.7815843","DOIUrl":"https://doi.org/10.1109/ICSRS.2016.7815843","url":null,"abstract":"Mobile devices such as smartphones and tablets have become an integral part of a person's life. These portable devices opened up a new software market for mobile application development resulting in various applications from healthcare, banking till entertainment. Therefore, there is a need for mobile applications to be reliable and maintainable. In this paper we introduce an equivalent class based technique for testing the graphical user interface of Android applications. This technique is a specification based approach, in which test cases are generated based on the functionalities and the graphical user interface specification. For each possible user interface event a set of test cases are generated using equivalence class partitioning approach. Once the test cases are generated for the given application, the app is executed based on the generated test cases and results are compared with the other testing techniques. From the obtained results we can infer that our approach detects more bugs than other previous work. In addition, this approach helps in the generation of test cases at an early in the app development life cycle.","PeriodicalId":164248,"journal":{"name":"2016 International Conference on System Reliability and Science (ICSRS)","volume":"3 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121307217","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
Oil spill risk analysis of tanker berthing and handling operation based on fuzzy bow-tie model 基于模糊领结模型的油轮靠泊装卸作业溢油风险分析
2016 International Conference on System Reliability and Science (ICSRS) Pub Date : 2016-11-01 DOI: 10.1109/ICSRS.2016.7815841
Cui Wengang, Fan Houming, Yao Xi, Yang Yu, Ma Mengzhi
{"title":"Oil spill risk analysis of tanker berthing and handling operation based on fuzzy bow-tie model","authors":"Cui Wengang, Fan Houming, Yao Xi, Yang Yu, Ma Mengzhi","doi":"10.1109/ICSRS.2016.7815841","DOIUrl":"https://doi.org/10.1109/ICSRS.2016.7815841","url":null,"abstract":"The operation system of oil tanker berthing and handling is complicated. Once oil spill accident occurs, consequences are beyond measure. The bosv-tie model is established to have a comprehensive analysis of the causes and consequences of the oil spill during the operation of tanker berthing and handling. The fault tree analysis is applied to analyze the risk factors associated with oil spill, while the event tree analysis is used to analyze the consequences that might happen. The oil spill likelihood of oil tanker berthing and handling operation is obtained by combining the fuzzy set theory with expert evaluation. The weight values of oil spill consequences are determined by the analytic hierarchy process. The risk values of oil spill events are calculated by the matrix multiplication. The research enriches the theoretical research on the safety management of oil terminals, providing reference for the risk management of oil tanker berthing and handling operation.","PeriodicalId":164248,"journal":{"name":"2016 International Conference on System Reliability and Science (ICSRS)","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131051338","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
A multilevel compensator with reduced number of switches used as auto-rectifies active filter for harmonics elimination 具有减少开关数量的多电平补偿器,用作消除谐波的自整流有源滤波器
2016 International Conference on System Reliability and Science (ICSRS) Pub Date : 2016-11-01 DOI: 10.1109/ICSRS.2016.7815828
Zahzouh Zoubir, Bouzaouit Azzedine, Gahgah Mounir, Rahai Lias
{"title":"A multilevel compensator with reduced number of switches used as auto-rectifies active filter for harmonics elimination","authors":"Zahzouh Zoubir, Bouzaouit Azzedine, Gahgah Mounir, Rahai Lias","doi":"10.1109/ICSRS.2016.7815828","DOIUrl":"https://doi.org/10.1109/ICSRS.2016.7815828","url":null,"abstract":"Active power filters are used to improve the energy quality of the electrical distribution networks by the harmonic elimination and correcting of the power factor. However, many conventional configurations of active filters are constituted by a significant number of semiconductors that generate a crowded installation with a complicated control, high cost price of his designs and power losses due to switching of semiconductors. For these reasons, the innovation of these configurations is required. This article, presents a proposed structure of multilevel active power filter auto-rectifies with a reduced number of switches. It is controlled by an easy flowchart permitting a functioning fast and efficient to eliminate the named problems of traditional structures. The use of this structure also reduces to half the number of DC bus capacities of its supply. Conventional systems such as seven levels inverter NPC-type require twelve power switches, six capacities of DC bus and diodes of neutral point clamped. The proposed model retained its ability to produce the same seven levels of voltage with only a small number of eight bipolar switches, three capacities of DC bus and none diode used for the neutral point clamped. The simulation results illustrate an important reduction in THD of current supply from 25.35% to 1.82%, that's less significant than the value conform to IEEE standards of 5% with a good compensation of reactive power.","PeriodicalId":164248,"journal":{"name":"2016 International Conference on System Reliability and Science (ICSRS)","volume":"8 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115426314","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
Design of an automated vibration monitoring system for condition based maintenance of a lathe machine (Case study) 车床状态维修振动自动监测系统设计(案例分析)
2016 International Conference on System Reliability and Science (ICSRS) Pub Date : 2016-11-01 DOI: 10.1109/ICSRS.2016.7815838
M. N. Chikuruwo, Laurence Maregedze, T. Garikayi
{"title":"Design of an automated vibration monitoring system for condition based maintenance of a lathe machine (Case study)","authors":"M. N. Chikuruwo, Laurence Maregedze, T. Garikayi","doi":"10.1109/ICSRS.2016.7815838","DOIUrl":"https://doi.org/10.1109/ICSRS.2016.7815838","url":null,"abstract":"This article presents an automated vibration monitoring system for a lathe machine. This study was motivated by the fact that machine production time was wasted during planned maintenance when, most times, the machines did not require any maintenance at all. Also, the periodic intervals used did not depict the correct ageing of the machine components which resulted in unexpected failure of the machine. Planned maintenance schedules are done with the assumption that the machine is going to breakdown after a certain period of time. The aim of this research was to come up with a vibration monitoring system for a lathe machine, which included incorporating an electronic circuit in the system, use of liquid crystal display for improved user interface and use of vibration sensors to determine the vibration level of the machine. Experimental research design was used to determine the acceptable ranges of vibration amplitudes in order to classify the amplitude into 4 groups namely: extremely rough, rough, acceptable and smooth. The designed system produced consistent vibration amplitudes for both machining and nonmachining operation. The system used different indicators linked to the main processor of the circuit which monitors the machine real-time performance. It was capable of alerting the user when the vibration amplitude was out of range and also to switch off the machine when the vibration threshold was exceeded. The vibration monitoring system helps in damage control and enables preventive measures to be taken before damage occurs.","PeriodicalId":164248,"journal":{"name":"2016 International Conference on System Reliability and Science (ICSRS)","volume":"122 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114879139","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 modeling method for monitoring tool wear condition based on adaptive dynamic non-bias least square support vector machine 基于自适应动态无偏差最小二乘支持向量机的刀具磨损状态监测建模方法
2016 International Conference on System Reliability and Science (ICSRS) Pub Date : 2016-11-01 DOI: 10.1109/ICSRS.2016.7815837
Zhu Mengzhou, Xiao Pengfei, Z. Chaoyong
{"title":"A modeling method for monitoring tool wear condition based on adaptive dynamic non-bias least square support vector machine","authors":"Zhu Mengzhou, Xiao Pengfei, Z. Chaoyong","doi":"10.1109/ICSRS.2016.7815837","DOIUrl":"https://doi.org/10.1109/ICSRS.2016.7815837","url":null,"abstract":"Online monitoring of tool wear condition is of great significance to manufacturing system. In order to adaptively adjust the length of sliding time window, dynamically update the prediction model, and ultimately improve the monitoring accuracy under limited number of available training samples, an adaptive dynamic non-bias least squares support vector machine (ADNLSSVM) is adopted to build tool condition prediction model with dynamic accelerating coefficients particle swarm optimization (DACPSO) algorithm applied to optimize parameters. The proposed method is tested by the open database dataset of milling process, and the experimental results validate the effectiveness of the designed model.","PeriodicalId":164248,"journal":{"name":"2016 International Conference on System Reliability and Science (ICSRS)","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"128935431","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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