Power Quality Monitoring Analysis and Enhancement Part 12 pot

... voltage sag and the voltage phase of the load in less than one cycle Power Quality – Monitoring, Analysis and Enhancement 264 Current path 121 2 (,,,) ′′ dddd SSSS load V Mode 121 2 ,,, ′′ dddd SSSS ... 10. The current and the voltage of the SMES coil and the current of the load Power Quality – Monitoring, Analysis and Enhancement 276 Fig. 20....

Ngày tải lên: 19/06/2014, 11:20

... Preface IX Part 1 Power Quality Monitoring, Classification, Measurements, and Analysis 1 Chapter 1 Power Quality Monitoring 3 Kazem Mazlumi Chapter 2 Wavelet and PCA to Power Quality Disturbance ... importance of monitoring instruments in order to localize the problems and find solutions. Although the Power Quality – Monitoring, Analysis and Enhanc...

Ngày tải lên: 19/06/2014, 11:20

... to power- quality disturbance recognition, IEEE Transaction on Power Delivery, Vol.19, No.4, (October 2004), pp. (1928–935), ISSN 0885-8977. Power Quality – Monitoring, Analysis and Enhancement ... standard deviation. The average of data is defined by (10). Power Quality – Monitoring, Analysis and Enhancement 22 al. proposed an extended wavelet-based fuzz...

Ngày tải lên: 19/06/2014, 11:20

... series h[kT] is Methodes of Power Quality Analysis 103 In most cases the power quality disturbances are nonstationary and nonperiodic. For power quality analysis is useful to achive time ... follows. Power Quality – Monitoring, Analysis and Enhancement 94 where r : correlation coefficient X,Y : the means of X and Y respectively XY S,S: the st...

Ngày tải lên: 19/06/2014, 11:20

... Tr BIIIII U BIIIII U BIIIII U Δ Δ Δ   =⋅−+⋅−⋅−⋅   ⋅     =⋅−+⋅−⋅−⋅   ⋅     =⋅−+⋅−⋅−⋅   ⋅   (68) Part 2 Power Quality Enhancement and Reactive Power Compensation and Voltage Sag Mitigation of Disturbances Power Quality – Monitoring, Analysis and Enhancement 234 ... Q=+= (20) 2 12SS S PP P UG=+=⋅ 12 0 SS S QQ Q=+= (21) 2 23 TT T PP...

Ngày tải lên: 19/06/2014, 11:20

... compensation–unbalance at bus 30 Power Quality – Monitoring, Analysis and Enhancement 306 important power quality problems in the power distribution system. IEEE 519-1992 and IEEE 1159-1995 describe ... necessary information and a good index to analyse the voltage stability and to estimate the efficient location of shunt compensator, but not Power Quality...

Ngày tải lên: 19/06/2014, 11:20

... total harmonic distortion, power factor, fundamental power terms, and the active and Power Quality – Monitoring, Analysis and Enhancement 38 producing different results, and as a consequence, ... National Standard) / 01-Nov-2002 / 8 pages. Dugan, R., McGranahan, M., Beaty, W. (1996). Electrical Power Systems Quality, McGraw- Hill, Germany. Power Quality – M...

Ngày tải lên: 19/06/2014, 11:20

... 25 3125 3125 3125 3125 625 3125 3125 3125 3125 625 Table 2, cont. For some line frequencies the values of N and M computed from (1) are very large, e.g. for f line = 49.991 Hz, N = 49991 and ... satisfying orthogonality and zero moment conditions (Selesnick 1999; Panda et al., 2002). Power Quality – Monitoring, Analysis and Enhancement 86 Nine types of power qua...

Ngày tải lên: 19/06/2014, 11:20

... distribution transformers and the particular ones have YΔ− connections with the grounding resistance of zero ohm. Power Quality – Monitoring, Analysis and Enhancement 112 2 22 2 1 2 0 , ... representation Power Quality – Monitoring, Analysis and Enhancement 136 Zhang, M.; Li, K. & Hu, Y. (2011). A Real-Time Classification Method of Power Quali...

Ngày tải lên: 19/06/2014, 11:20

... Buchholz and Goodhue (Emmanuel, 1998) in a similar formula and as an alternative way by Depenbrock Power Quality – Monitoring, Analysis and Enhancement 156 Tenti, P. Mattavelli, P. and Morales ... source of 5th and 11th harmonics and the customer is the dominant source of 7th and 13th harmonics. The above assumption is valid for both the Power Quality – Mon...

Ngày tải lên: 19/06/2014, 11:20