Fault detection and isolation with estimated frequency response
Fault detection and isolation with estimated frequency response
... parameter estimation methods [4] Fault detection and isolation( FDI) are achieved on the basis of errors in the estimated parameters FDI with estimated frequency response (EFR) is an attractive ... of Fault Isolation between any Faults 67 6.2 σ1 for faults in k and b 70 6.3 σ2 for faults in k and b 70 6.4 σ1 for faults in k and ... detectability and isolability conditions in terms of the frequency response and estimated frequency response (2) Design of residual vectors which satisfy both detectability and isolability conditions Fault...
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![[Khiem] improvement of matrix converter drive reliability by online fault detection and a fault tolerant switching strategy IEEE trans](https://media.store123doc.com/images/document/14/y/ib/small_ibr1399917315.jpg)
[Khiem] improvement of matrix converter drive reliability by online fault detection and a fault tolerant switching strategy IEEE trans
... cost, and limitations,” IEEE Trans Power Electron., vol 19, no 4, pp 1108–1116, Jul 2004 [25] S Kwak and H A Toliyat, “An approach to fault- tolerant three-phase matrix converter drives,” IEEE Trans ... Teichmann and J Oyama, “ARCP soft -switching technique in matrix converters,” IEEE Trans Ind Electron., vol 49, no 2, pp 353–361, Apr 2002 [5] F Bradaschia, M C Cavalcanti, F A S Neves, and H ... NGUYEN-DUY et al.: IMPROVEMENT OF MATRIX CONVERTER DRIVE RELIABILITY 245 like the current and voltage in the presence of a fault are analyzed to derive an algorithm to detect the fault location [15]–[19]...
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Fault detection and correction modeling of software systems
... FAULT DETECTION AND CORRECTION MODELING OF SOFTWARE SYSTEMS WU YANPING (B.S., USTC) A THESIS SUBMITTED FOR THE DEGREE OF DOCTOR OF PHILOSOPHY DEPARTMENT OF INDUSTRIAL AND SYSTEMS ENGINEERING ... detection and correction process Software reliability modeling is to describe fault- related behaviors of software testing process, which generally includes fault detection, correction and sometimes fault ... papers on software reliability modeling, few of them address the realistic time delays between fault detection and fault correction processes Most of the models consider only software fault detection...
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An effective trajectory based algorithm for ball detection and tracking with application to the analysis of broadcast sports video
... are based on the location and trajectory of the ball For example, touching of the ball (a player coming into contact with the ball physically), kicking of the ball, and passing of the ball These ... AN EFFECTIVE TRAJECTORY- BASED ALGORITHM FOR BALL DETECTION AND TRACKING WITH APPLICATION TO THE ANALYSIS OF BROADCAST SPORTS VIDEO YU XINGUO (M.Eng, NTU) A THESIS SUBMITTED FOR THE DEGREE OF ... enhance the accuracy of ball detection and tracking in BSV The details of the methods and the results obtained are described further in this thesis Ball Detection and Tracking in Tennis: With the...
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ADAPTIVE FAULT DETECTION AND CONDITION MONITORING OF INDUCTION MOTOR
... ADAPTIVE FAULT DETECTION AND CONDITION MONITORING OF INDUCTION MOTOR LU WENJING (B.ENG NUS) A THESIS SUBMITTED FOR THE DEGREE OF MASTER OF ENGINEERING DEPARTMENT OF ELECTRICAL AND COMPUTER ... for fault detection under various operating conditions because of the dependency of motor fault feature on the operating condition Most of the papers limit their scopes to specific motor fault detection ... application of AWPT for more types of motor faults and local conditions 10 Chapter Motor Faults and Current Signature Analysis Motor Current Signature Analysis (MCSA) represents a group of methods for motor...
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Fault detection and forecast in dynamical systems
... within the next 12 months 1.2 Objective In this thesis, two applications of fault detection and forecast are investigated The first application is in an engineering domain, involving detection and ... cos φ sinψ + sin φ sin θ cosψ ) + w(sin φ sinψ + cos φ sin θ cosψ ) ⋅ p E = u cos θ sinψ + v(cos φ cosψ + sin φ sin θ sinψ ) (2.4) + w(− sin φ cosψ + cos φ sin θ sinψ ) ⋅ h = u sin θ − v sin φ ... jeopardising the safety of the pilot and his passengers In recent decades, there has been an increasing interest in fault detection and diagnosis in engineering applications R Isermann and P Balle...
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Neural network approach for sensor fault detection and accommodation
... MLP based approach for sensor fault detection and accommodation 11 2.1 Fault tolerant control using neural network 11 2.2 MLP based sensor fault detection and accommodation ... Chapter Elman based approach for sensor fault detection and accommodation In the previous chapter, a MLP based fault accommodation approach failed to compensate for a sensor fault It is conjectured ... fault- free and uncompensated faulty and Difference between fault- free and compensated faulty faulty system output 3.3.3 Dynamic Sensor Fault detection and accommodation using Elman network Most...
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filtering control and fault detection with randomly occurring incomplete information
... www.it-ebooks.info 10 Filtering, Control and Fault Detection with Randomly Occurring Incomplete Information subject to randomly occurring quantization errors (ROQEs) and randomly occurring packet ... www.it-ebooks.info Filtering, Control and Fault Detection with Randomly Occurring Incomplete Information 1.1 Background, Motivations, and Research Problems 1.1.1 Randomly Occurring Incomplete Information ... time-varying systems with www.it-ebooks.info Filtering, Control and Fault Detection with Randomly Occurring Incomplete Information sensor and actuator saturations, error variance constraints, and multiple...
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1 adaptive mode superposition and acceleration technique with application to frequency response function and its sensitivity
... 0.000 01 10-5 Exact 0.0 01 0.00 01 0.000 01 10-6 10 -7 FRF FRF 10 -6 10 -7 10 -8 10 -8 10 -9 10 -10 10 -9 10 -10 51 10 -11 200 (a) 400 600 Frequency (rad/s) 800 10 00 10 -12 13 00 (b) 13 20 13 40 13 60 13 80 14 00 Frequency ... approach to 10 -5 Exact Approximate 10 -6 FRF 10 -7 10 -8 10 -9 10 -10 10 -11 10 -12 13 00 13 20 13 40 13 60 Frequency (rad/s) 13 80 14 00 Fig FRFs computed using the former 12 0 modes 10 -14 10 -17 Exact A B 10 -16 Sensitivity ... 10 -16 Sensitivity Sensitivity 10 -18 Exact A B 10 -15 10 -19 10 -17 10 -18 10 -19 10 -20 10 -20 10 - 21 (a) 200 400 600 Frequency (rad/s) 800 10 - 21 1300 10 00 (b) 13 20 13 40 13 60 13 80 14 00 Frequency (rad/s)...
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Applications of multiv ariate analysis techniques for fault detection, diagnosis and isolation
... field of fault detection, diagnosis (FDD) and with regard to the multivariate statistical techniques PCA, PLS and CA The initial stages of this chapter will first explain the origins of PCA and ... powerful multivariate tools such as Principal Component Analysis (PCA), Partial Least Squares (PLS) and Correspondence Analysis (CA) are applied to the problem of fault detection, diagnosis and identification ... Therefore, it is indicated that CA attempts to decompose a form of distance measure for both rows and columns of a dataset while PCA performs a similar type of decomposition for the columns of...
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Applications of multiv ariate analysis techniques for fault detection, diagnosis and isolation
... field of fault detection, diagnosis (FDD) and with regard to the multivariate statistical techniques PCA, PLS and CA The initial stages of this chapter will first explain the origins of PCA and ... powerful multivariate tools such as Principal Component Analysis (PCA), Partial Least Squares (PLS) and Correspondence Analysis (CA) are applied to the problem of fault detection, diagnosis and identification ... Therefore, it is indicated that CA attempts to decompose a form of distance measure for both rows and columns of a dataset while PCA performs a similar type of decomposition for the columns of...
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Báo cáo y học: "Weight loss, leukopenia and thrombocytopenia associated with sustained virologic response to Hepatitis C treatmen"
... was associated with SVR (P=0.05) Age, ethnicity, 38 gender, drug abuse, and histology were not significantly associated with SVR To allow for clinical applicability, logistic regression with clinical ... and liver histology and did not reach statistical significance Table 1: Baseline demographic, clinical characteristics and laboratory data of the study population Characteristics Total, n = 54 ... male (67%) and Caucasian (57%) with the mean age of 52.5 years (Table 1) Fifty six percent were infected with genotype 1, 16% with genotype and 28% with genotype Clinical characteristics, relevant...
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Research on Intrusion Detection and Response: A Survey pdf
... intrusion- related information” Where CIDF and IDAR respectively stand for “Common Intrusion Detection Framework” and Intrusion Detection Analysis and Response” Considering the above, they have also ... may lead to a positive classification result for the anomaly or signature based intrusion detection As a result of this wrong classification, IDS will wrongly raise the alarm and will signal an ... this paper, the false alarm rate and the detection rate of the system were input parameters and three curves for Normal rule, Abnormal rule and Normal-Abnormal rules (one with the confidence a and...
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low - level detection of ethanol and h2s with temperature - modulated wo3 nanoparticle gas sensors
... and H2 S (dry gases) was achieved with a WO3 nanoparticle gas sensor operating in a temperature- modulated mode Calibration curves for ethanol concentrations between and 50 ppm, and for H2 S concentrations ... from response signals of temperature- modulated gas sensors is the fast Fourier transform (FFT) [22–25] Fourier’s representation of functions as a superposition of sines and cosines has become ... sensor temperature was modulated between 150 and 250 ◦ C for all further measurements 3.2 Calibration curves for low concentrations of ethanol and H2 S At first, different concentrations of ethanol...
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Báo cáo sinh học: " Virus detection and identification using random multiplex (RT)-PCR with 3''''-locked random primers" docx
... method for rapid virus detection and identification based on random multiplex (RT)-PCR using 3'-locked random primers to avoid primer-dimer amplification Once detected, virus amplification products ... PCR With 5'-VVVVVVVVAA-3' Primers Random2 Multiplex Plasmid DNA Random Multiplex PCR With 5'-VVVVVVVVAA-3' Primers Amplifies Circular Plasmid DNA A The indicated plasmids were amplified using random ... of filtration, DNAse/ RNAse treatment and V8AAmer Random Multiplex PCR allows for the detection and identification of Adenovirus Type 17 without using any virus- specific reagents such as primers,...
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Từ khóa: fault detection and diagnosis in mechatronic systemsvirus host systems detection and isolationtreated ra patients and correlation with the treatment responsemodeling of the fault detection and correction processremote sensing for oil spill detection and responseimpedance and frequency responseintrusion detection and responseevaluation of a combined treatment with iron sucrose and erythropoietin alpha predictors of response efficacy and safety2electronic nose applied to defect detection and quantitation in olive oils and comparison with sensory panel datahomework assignments are essential and should be designed with both frequency andfire prevention detection and responsenatural frequencies and frequency response functionsintrusion detection and incident response proceduressingle degree of freedom sdof system transfer function and frequency responsecode output frequency response magnitude and phase plotsBáo cáo thực tập tại nhà thuốc tại Thành phố Hồ Chí Minh năm 2018Báo cáo quy trình mua hàng CT CP Công Nghệ NPVchuyên đề điện xoay chiều theo dạngNghiên cứu sự hình thành lớp bảo vệ và khả năng chống ăn mòn của thép bền thời tiết trong điều kiện khí hậu nhiệt đới việt namGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitNGHIÊN CỨU CÔNG NGHỆ KẾT NỐI VÔ TUYẾN CỰ LY XA, CÔNG SUẤT THẤP LPWAN SLIDEQuản lý hoạt động học tập của học sinh theo hướng phát triển kỹ năng học tập hợp tác tại các trường phổ thông dân tộc bán trú huyện ba chẽ, tỉnh quảng ninhPhát triển mạng lưới kinh doanh nước sạch tại công ty TNHH một thành viên kinh doanh nước sạch quảng ninhPhát hiện xâm nhập dựa trên thuật toán k meansThiết kế và chế tạo mô hình biến tần (inverter) cho máy điều hòa không khíChuong 2 nhận dạng rui roKiểm sát việc giải quyết tố giác, tin báo về tội phạm và kiến nghị khởi tố theo pháp luật tố tụng hình sự Việt Nam từ thực tiễn tỉnh Bình Định (Luận văn thạc sĩ)Quản lý nợ xấu tại Agribank chi nhánh huyện Phù Yên, tỉnh Sơn La (Luận văn thạc sĩ)Giáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vậtGiáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vậtTrách nhiệm của người sử dụng lao động đối với lao động nữ theo pháp luật lao động Việt Nam từ thực tiễn các khu công nghiệp tại thành phố Hồ Chí Minh (Luận văn thạc sĩ)Chiến lược marketing tại ngân hàng Agribank chi nhánh Sài Gòn từ 2013-2015Đổi mới quản lý tài chính trong hoạt động khoa học xã hội trường hợp viện hàn lâm khoa học xã hội việt nam