12 phân tích chất lượng một số giống khoai triển vọng
Lenze8200 Vector Data code table
... 11-3 11-3 12 Accessories 12- 1 12. 1 Overview 12- 1 12. 2 Documentation ... 10k … +5 V STANDARD Supply via external voltage source + 24 V DC (+ 12 V DC - % + 30 V DC + %, max 120 mA) DIGOUT1 1k … 10k 123 45 62 _ 20 28 E1 E2 E3 E4 39 A1 59 Min wiring requirements for operation ... limit values a ues Drive performance Current Torq e Torque Power characteristic 5-4 Code C0 412 C0 412/ 1 C0 412/ 2 Lenze setting -1-1- Description Source setpoint (NSET1-N1): X3/8 or X3/1U or X3/1I Source...
Ngày tải lên: 09/10/2015, 05:46
Lenze 8200 vector data code table
... 11-3 11-3 12 Accessories 12- 1 12. 1 Overview 12- 1 12. 2 Documentation ... 10k … +5 V STANDARD Supply via external voltage source + 24 V DC (+ 12 V DC - % + 30 V DC + %, max 120 mA) DIGOUT1 1k … 10k 123 45 62 _ 20 28 E1 E2 E3 E4 39 A1 59 Min wiring requirements for operation ... limit values a ues Drive performance Current Torq e Torque Power characteristic 5-4 Code C0 412 C0 412/ 1 C0 412/ 2 Lenze setting -1-1- Description Source setpoint (NSET1-N1): X3/8 or X3/1U or X3/1I Source...
Ngày tải lên: 09/10/2015, 06:31
ADAPTIVE FAULT DETECTION AND CONDITION MONITORING OF INDUCTION MOTOR
... respectively, are given in (16) and (17) | • = { |123 (-9 , !"∗ )| z (16) 9}B | ‚2ƒ( |123 |) = {( |123 (-9 , !"∗ )| − •)U z (17) 9}B Where L : total sample points 123 (-9 , !"∗ ) : broken rotor bar feature ... frequencies | (Hz) k=9 k=5 fb (Hz) k=6 k=7 − k=8 | k=2 k=3 k=4 90.1 125 .2 160.3 195.3 230.4 265.4 300.5 335.6 370.6 405.7 43.8 68.8 112. 7 156.5 200.3 244.2 288.0 331.8 375.6 419.5 463.3 507.1 31.5 ... transform is shown below 1(!, !h) = ]' √2gcdJ(−2]'U g U (! − !' )U ) 0 .12 0.1 0.08 0.06 0.04 0.02 0 10 20 30 40 50 Figure 12 Fourier transform of Morlet wavelet 26 60 (10) Given a wavelet, the...
Ngày tải lên: 26/09/2015, 10:59
filtering control and fault detection with randomly occurring incomplete information
... 5.5.1 Example 5.5.2 Example 5.5.3 Example 5.5.4 Example Summary 101 102 105 109 115 115 118 122 122 124 127 137 138 6.1 6.2 Quantized Fault Detection with Mixed Time-Delays and Packet Dropouts Problem ... the literature; for example, see Refs [122 124 , 126 , 130–142] The distributed diffusion filtering strategy was established by Cattivelli and Sayed [140, 122 ] for the design of distributed Kalman ... 2009CB320600, the National Natural Science Foundation of China under Grants 6127 3156, 61134009, 61004067, and 6110 4125 , the Engineering and Physical Sciences Research Council (EPSRC) of the UK,...
Ngày tải lên: 24/04/2014, 15:12
![[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/medium_ibr1399917315.jpg)
[Khiem] improvement of matrix converter drive reliability by online fault detection and a fault tolerant switching strategy IEEE trans
... sectors are 5–8 for ix < and 11, 12, 1, and for ix > 2) For SxB , the affected sectors are 1–4 for ix < and (7–10) for ix > 3) For SxA , the affected sectors are 9 12 for ix < and 3–6 for ix > The ... virtual dc-link voltage for the open-switch fault of switch SaC The 12 columns of the table describe rail voltages for the 12 sectors The upper half of the table covers the case of negative current ... pp 468–476, Aug 1997 256 IEEE TRANSACTIONS ON INDUSTRIAL ELECTRONICS, VOL 59, NO 1, JANUARY 2 012 [12] V John, B.-S Suh, and T A Lipo, “Fast-clamped short-circuit protection of IGBT’s,” IEEE Trans...
Ngày tải lên: 13/05/2014, 00:55
báo cáo hóa học: " Fault detection for hydraulic pump based on chaotic parallel RBF network" docx
... Crutcheld, J Farmer, R Shaw, Geometry from a time series Phys Rev Lett 45, 712 716 (1980) doi:10.1103/PhysRevLett.45. 712 F Takens, Detecting strange attractors in turbulence Dynamical Systems and ... threshold Thus, CPRBF network based method is effective to real-time lnCm(r) -2 m=2 -4 -6 m=10 -8 -10 -12 -3 -2.5 -2 -1.5 -1 lnr Figure 10 Plot of lnCm(r)-ln(r) of hydraulic pump’s data -0.5 0.5 Lu et ... Figure 11 Residual error of normal data 0.06 0.04 Amplitude(m/s 2) 0.02 -0.02 -0.04 -0.06 10 Figure 12 Residual error of valve plate rotor wear 0.03 0.02 A m p litu d e (m / s ) 0.01 -0.01 -0.02 -0.03...
Ngày tải lên: 21/06/2014, 00:20
Báo cáo hóa học: "Bearing Fault Detection Using Artificial Neural Networks and Genetic Algorithm" pdf
... Test success (%) 15 12, 23, 37, 39, 40, 41 0.30 21 .125 93.06 20 30 3, 19, 25, 36, 37, 39 5, 10, 27, 37, 39, 42 0.60 0.60 29.031 43.938 95.83 100 40 3, 5, 10, 32, 39, 42 0.20 58. 312 100 Table 8: ANN ... 95.83 100 98.61 97.22 100 GA with RBF Features σ Test success (%) 1, 2, 5, 6, 1, 4, 10, 12, 14 28, 33, 37 11, 12, 14 0.90 0.80 0.50 0.10 0.60 0.10 100 80.56 100 94.22 88.89 93.06 0.10 0.10 0.10 0.10 ... Derivative/integral (10–27) 10, 12, 13 High-/lowpass filtering (28–45) 32, 35, 42 All features (1–45) 4, 5, 41 21 17 27 19 19 23 GA with PNN Features σ Test success (%) 1, 2, 5, 6, 1, 2, 11, 12, 13 30, 38, 39...
Ngày tải lên: 23/06/2014, 01:20
Fault detection and correction modeling of software systems
... NETWORKS .122 7.3 MODEL DEVELOPMENT .125 7.3.1 Bayesian Network Framework 125 7.3.2 Bayesian Network Configuration 127 iv 7.4 NUMERICAL EXAMPLE ... GOODNESS-OF-FIT 62 TABLE GOODNESS-OF-FIT AND PREDICTION USING FIRST 12 DATASET WITH MLE 66 TABLE GOODNESS-OF-FIT AND PREDICTION USING FIRST 12 DATA POINTS WITH LSE 67 TABLE PREDICTION PERFORMANCE WITH ... WITH CRITERION MRE 69 TABLE THE MRE OF PREDICTED VALUE SIMULATING 120 DATASETS 73 TABLE CPD OF NODE S 124 TABLE PRIOR CPD OF INSPECTION EFFECTIVENESS OVER INSPECTION QUALITY...
Ngày tải lên: 11/09/2015, 16:06
Fault detection and isolation with estimated frequency response
... obtain the following rules for isolation T r N12 = [a1 − a2 − 1 − a3 ] (2.51) ΩT N12 rT N23 T r N13 = (1 − a3 )ΩT N12 = iff a3 = ΩT N 23 = [a1 − a2 − 1 − a3 ] = (a1 ... only |rT N12 | is zero This implies that a3 = a∗ = which 32 25 |rTN23| |rTN13| |rTN12| 20 15 10 0 0.5 1.5 2.5 a1 Fig 2.2: a1 and a2 are changed due to faults 25 |rTN23| |rTN | 13 |rTN | 20 12 15 ... r(θ∗ ) and detectability fails The residual in (2 .12) -(2.14b) admits many forms The following examples illustrate this Example Suppose f (x) in (2 .12) is of the form m γi |xi |p f (x) = γi > p >...
Ngày tải lên: 12/09/2015, 11:35
Applications of multiv ariate analysis techniques for fault detection, diagnosis and isolation
... intensity values ….103 Figure 4.24: Depropanizer Process Fault 12 – Fault intensity values 104 Figure 4.25: Depropanizer Process Fault 12 – Individual significant fault intensity values 104 Figure ... of seconds The set points for the controllers 34 during operation are set at h1_set = 12. 4 and h2_set = 12. 7 The faults are simulated by introducing the fault after the 50th sample till a total ... simulated at slightly different operating conditions where, the set point h1_set was changed from 12. 4 to 12. 5 This was done to study the effect that such a change would have on the detection ability...
Ngày tải lên: 30/09/2015, 13:49
Condition monitoring and fault diagnosis of induction machine using artificial intelligence methods and empirical mode decomposition
... Machine Signatures‖, IEEE International Symposium on Industrial Electronics (ISIE‘2 012) , China, Hangzhou, 28-31 May 2 012, Manuscript submitted for publication xii CHAPTER 1: INTRODUCTION The field ... Related Others [6] 45% - [7] 50% 40% 10% - [8] 10% - [9] 45% - [10] 52% 25% 6% 17% [11] 41% 37% 10% 12% [12] 50% 40% 10% - [13] 40% - By taking the average across the rows of Table 1.2, the following ... classified 73 Figure 5.11: Unbalanced rotor signature correctly classified 74 vii Figure 5 .12: Unbalanced rotor signature correctly classified 75 Figure 5.13: Wiener Filter ...
Ngày tải lên: 03/10/2015, 21:57
Condition monitoring and fault diagnosis of induction machine using artificial intelligence methods and empirical mode decomposition
... Machine Signatures‖, IEEE International Symposium on Industrial Electronics (ISIE‘2 012) , China, Hangzhou, 28-31 May 2 012, Manuscript submitted for publication xii CHAPTER 1: INTRODUCTION The field ... Related Others [6] 45% - [7] 50% 40% 10% - [8] 10% - [9] 45% - [10] 52% 25% 6% 17% [11] 41% 37% 10% 12% [12] 50% 40% 10% - [13] 40% - By taking the average across the rows of Table 1.2, the following ... classified 73 Figure 5.11: Unbalanced rotor signature correctly classified 74 vii Figure 5 .12: Unbalanced rotor signature correctly classified 75 Figure 5.13: Wiener Filter ...
Ngày tải lên: 04/10/2015, 07:58
Fault detection and forecast in dynamical systems
... of a probable market crash within the next 12 months iv LIST OF TABLES Table Table Table Table Table Table Table Table Table Table 10 Table 11 Table 12 Table 13 Mass Properties of F-16 Aircraft ... approach [11, 12, 15, 16, 17, 21] Y.J.P Wei and S Ghayem (1991) used EKF or residual generation and a likelihood ratio filter to compensate for the damage effect of the residue [12] R Kumar (1997) ... compared to generate the residuals of the system From Figure 7, we can see the 12 output variables from the plants From the 12 output variables, we select six variables ( θ , φ , ψ , P, Q, R) for observation...
Ngày tải lên: 06/10/2015, 20:50
Applications of multiv ariate analysis techniques for fault detection, diagnosis and isolation
... intensity values ….103 Figure 4.24: Depropanizer Process Fault 12 – Fault intensity values 104 Figure 4.25: Depropanizer Process Fault 12 – Individual significant fault intensity values 104 Figure ... of seconds The set points for the controllers 34 during operation are set at h1_set = 12. 4 and h2_set = 12. 7 The faults are simulated by introducing the fault after the 50th sample till a total ... simulated at slightly different operating conditions where, the set point h1_set was changed from 12. 4 to 12. 5 This was done to study the effect that such a change would have on the detection ability...
Ngày tải lên: 12/10/2015, 17:34
Moving PCA for process fault detection a performance and sensitivity study
... model derived from X16 28 Q statistic monitoring 14000 120 00 10000 Q statistic 8000 6000 4000 2000 Q upper limit −2000 200 400 600 800 1000 120 0 1400 sample Figure 2.3: Conventional PCA (– Q statistic) ... index 81 3.11 Parameter settings for MPCA using Johan’s standardized Q index 84 3 .12 Comparative study of MPCA performance – TEP study 85 3.13 Comparative study of MPCA ... estimated to be approximately 20 billion USD for the US petrochemical industry alone every year [12] It would be even higher when similar estimates for other industries such as pharmaceutical,...
Ngày tải lên: 26/11/2015, 12:56
Neural network approach for sensor fault detection and accommodation
... performed 35 4000 uncompensated compensated −5 −10 −15 −20 −25 −30 200 400 600 800 1000 120 0 1400 1600 1800 Figure 3 .12: Difference between fault-free and uncompensated faulty and Difference between fault-free ... error of dynamic modelling by Elman with TDL method -2 Residue signal -4 -6 -8 -10 -12 -14 -16 200 400 600 800 1000 120 0 1400 1600 1800 2000 Time (second) Figure 3.18: Residue signal generated by ... detection module 35 3.11 Control performance before and after 35 3 .12 Difference between fault-free 36 3.13 Residue generated by the fault...
Ngày tải lên: 26/11/2015, 22:57
TOMAN’S TUBERCULOSIS CASE DETECTION, TREATMENT, AND MONITORING pdf
... K Toman 122 25 What are the current recommendations for standard regimens? A Harries 124 26 What are the diagnostic categories and what is the rationale for these categories? A Harries 128 27 ... additional yield from repeated sputum examinations by smear microscopy and culture?1 A Harries 46 12 How reliable is chest radiography? R Koppaka & N Bock 51 13 What are the relative merits of chest ... Further information is available at: CDS Information Resource Centre, World Health Organization, 121 1 Geneva 27, Switzerland; fax: (+41) 22 791 4285, e-mail: cdsdocs@who.int Designed by minimum...
Ngày tải lên: 15/03/2014, 03:20
Security Monitoring: Proven Methods for Incident Detection on Enterprise Networks ppt
... Antivirus and HIDS Logs Network Device Logs NetFlow Conclusion 102 102 103 108 108 110 114 116 121 124 126 127 132 133 136 139 141 142 143 143 145 145 146 146 146 146 146 Maintain Dependable Event ... Employee Policies Policies for Blanco Wireless Policies Implementing Monitoring Based on Policies 12 16 16 17 18 18 19 24 28 29 30 v Download at Boykma.Com Conclusion 31 Know Your Network ... TM This book uses RepKover™, a durable and flexible lay-flat binding ISBN: 978-0-596-51816-5 [M] 123 3771562 Download at Boykma.Com Table of Contents Preface ...
Ngày tải lên: 22/03/2014, 21:20
Báo cáo hóa học: " Research Article Adaptive Parameter Identification Based on Morlet Wavelet and Application in Gearbox Fault Feature Detection" pptx
... −5.6627 0.2356 5.10 0. 012 4.95 0.4167 2.000 0.7 −7.0026 0.2031 4.93 0.015 7.05 0.3846 1.995 0.8 −7.8508 0.2010 4.93 0.014 6.95 0.3676 1.995 0.9 −9.0 012 0.1 812 5.15 0. 012 6.95 0.2688 2.010 1.0 ... SNR (dB) 0.1 10. 0120 0.2 3.9053 0.3 0.6009 0.4 −2.3101 0.5 −4.1144 0.6 −5.6627 Success rate 100% 96% 90% 95% 81% 92% An 0.7 0.8 0.9 1.0 1.1 1.2 SNR (dB) −7.0026 −7.8508 −9.0 012 −10.0057 −10.8197 ... 0.02 0.04 0.06 0.08 0.1 0 .12 0.14 0.16 0.18 0.2 Time (s) PSD (m2 ·s−3 ) (a) 1000 500 0 500 1000 1500 Frequency (Hz) (b) kγ (τ) 0.4 0.2 0 0.02 0.04 0.06 0.08 0.1 Time (s) 0 .12 0.14 0.16 0.18 0.2 kT...
Ngày tải lên: 21/06/2014, 08:20
Detection and resolution enhancement of laser induced fault localization techniques 1
... frequencies In-phase wideband lock-in detection output variation with pulsing 116 118 120 122 122 125 126 127 127 128 129 131 132 134 137 137 139 141 xx _ frequency ... Narrowband Lock-In Detection 123 124 5.3.1.1 Experimental Setup 125 5.3.1.2 Laser Scan Speed 125 vi _ 5.3.1.3 Lock-In Time Constant 128 5.3.1.4 Phase Difference ... 5.2.2 Wideband Lock-In Detection 120 5.2.2.1 DC-Coupled Detection Systems 120 5.2.2.2 AC-Coupled Detection Systems 121 5.2.2.3 DC-Coupled and AC-Coupled Comparison 122 5.3 Experimental Results 5.3.1...
Ngày tải lên: 11/09/2015, 09:58