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Search results for: frequency
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Year: 2013, Volume: 13, Number: 3
... large loads or loss of generation. inverter is able to change the voltage and frequency of the The outline of the paper is as follows. Firstly, the ... Fig. 1. It is assumed that phase power after the cancelation of the double-frequency this system is a balanced three-phase circuit. terms. Each generator consists of ...
Year: 2013, Volume: 13, Number: 3
... , based on the (compressed or mixed), polarity of current, temperature, and grey theory. Chang et al. [12] introduced an improved frequency. Although these factors appear to be independent terminal sliding mode control algorithm for PWM DC-AC of each other [2 ], their values influence gas breakdown to ...
Year: 2013, Volume: 13, Number: 3
... , Number 3, 2013 Quantum Image Filtering in the Frequency Domain Simona CARAIMAN, Vasile I. MANTA Department ... – Microscopy image of a tissue section displaying cell the high-frequency image is represented as 105 and in the nuclei ... bright round objects; A,B are 32  32 pixels sub-images used for low-frequency image as 246. ...
Year: 2013, Volume: 13, Number: 3
... called ad hoc microphone array, is usually a set frequency component of the speech signal should be used of ... to ensure the correct result in multi-level wavelet the local time-frequency analysis. transform without extraction, some adjustments for ... (UNIT: MS) Using upper Using lower total amplitude-frequency response of the cascaded lowpass Number envelope envelope filters ...
Year: 2013, Volume: 13, Number: 3
... CPU with the reduction of boundary speed bus- Element Interconnect Bus (EIB). At a clock cells using a modified Won and Sahni's algorithm. The new frequency of 3.2 GHz, the maximum theoretical algorithm is shown to be better than the original one in an performance for SPE (Single Precision SP) is 25.6 ...
Year: 2013, Volume: 13, Number: 3
... become constant, capitals will denote the steady-state to their PWM counterparts. values, except for switch conversion ratio μ and the Different solutions for modeling these quasiresonant switching frequency fs, for which the symbols μ0 and fs0 will structures have been proposed [15-18], but the analyses have be used, respectively. Hatted variables ...
Year: 2013, Volume: 13, Number: 3
... phase current In [A] 62,4  m Pole pairs p 2 SCusl  N sl SCu1   N p  SCu1 (3) Stator frequency f [Hz] 800  Q Rated power factor cosφn 0,74 Rated efficiency η [%] 90,00 where Nsl is the number of ...
378. Interval Type-2 Fuzzy Logic Controller Based Maximum Power Point Tracking in Photovoltaic Systems
Year: 2013, Volume: 13, Number: 3
... Proposed KYOCERA KC200GT PV module P-V curves for fuzzy logic controller based MPPT method and PWM different irradiation levels. generator is depicted in Fig. 5. The switching frequency of the system is defined as 10 kHz. IT-2FLC based MPPT method determines the controller command for any time according to PV output variables and boost converter regulates ...
Year: 2013, Volume: 13, Number: 3
... square midsized auditorium [8 ]) and the sampling frequency of the filters, multi-rate signal processing, Xilinx ... , John Wiley& Sons, Chichester, via Evolutionary Frequency-Domain Adaptive Filters", Proceedings England, 1994. ... Int. Workshop on Acoustic Echo and Noise Control (IWAENC), [18] S. Simard, ...
Year: 2013, Volume: 13, Number: 3
... two acoustic waves with the same amplitudes and because of their efficiency. These systems, according to the frequencies and opposite phases, so that it comes to mutual frequency range where noise is reduced, can be divided into: annulment. Realization of this idea implies application of a a) adaptive wide-ranged ANC systems, where ...
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