776 results found.
Year: 2011, Volume: 11, Number: 1
... harmonic distortion has drawn attention of computers (PCs) is of special interest to power quality many researchers [5] -[ 20]. Results show that ... The saturation effect or the steady value of THDI for unit, less or more powerful, than different value of NPC>81 (line in Fig. 9 ...
Terms matched: 2 - Score: 88 - 851k
Year: 2010, Volume: 10, Issue: 2
... Advances in Electrical and Computer Engineering Volume 10, Number 2, 2010 Strategies for Power/Energy Saving in Distribution Networks Gheorghe GRIGORAS1, Gheorghe CARTINA1, Elena-Crenguta BOBRIC2 ... representation of the transformers (old RO_1967, efficient RO_2006 and efficient active and reactive powers result from relations [2 ], [5 ]: EU transformers) ...
Terms matched: 2 - Score: 88 - 688k
Year: 2020, Volume: 20, Number: 4
... , 74605-010, Brazil pires_correa@ufg.br Abstract €” The computation of neutral voltages in power due to inadequate voltages present in the earthing conductor. systems via load flow ... g) can be computed and [Q4 ]o denote original active and reactive powers in by means of relative frequencies: phase ƒŽ {a, b ...
Terms matched: 2 - Score: 87 - 1,302k
Year: 2017, Volume: 17, Number: 4
... , Number 4, 2017 Genetically Optimization of an Asymmetrical Fuzzy Logic Based Photovoltaic Maximum Power Point Tracking Controller Ammar AL-GIZI1,2, Sarab AL-CHLAIHAWI1, Mohamed LOUZAZNI3, ... I o ƒ— ƒexpƒ ƒ € 1ƒ €, (1) of the PV power-voltage (P-V) curve [7, 8]. Since the MFs' ...
Terms matched: 2 - Score: 86 - 1,555k
Year: 2023, Volume: 23, Number: 1
... In [16-17], the authors suggested multiple to send most of its spectral power compared to the algorithms for compressing and reconstructing conventional schemes, thus more bandwidths ... of for extrapolating a finite-frequency portion of a time-limited iterations to reconstruct the low-band or low-power baseband pulse signal and different streams of pulses is the transmitted windows; focus ...
Terms matched: 2 - Score: 85 - 3,221k
Year: 2010, Volume: 10, Issue: 3
... Engineering Volume 10, Number 3, 2010 PCA Fault Feature Extraction in Complex Electric Power Systems Yagang ZHANG, Zengping WANG, Jinfang ZHANG, Jing MA Key Laboratory ... X of X, and making the Principal components analysis (PCA) is a powerful variance as great as possible, that is, technique that has been applied ...
Terms matched: 2 - Score: 85 - 562k
Year: 2012, Volume: 12, Number: 1
... Protection Zengping WANG, Jinfang ZHANG, Yagang ZHANG State Key Laboratory of Alternate Electrical Power System with Renewable Energy Sources, North China Electric Power University, Beijing, ... theory could be used as a theoretical research and field inspection. However, the powerful mathematical tool. As to fault feature study in backup protection, as an ...
Terms matched: 2 - Score: 82 - 629k
Year: 2021, Volume: 21, Number: 2
... users high propagation loss by using numerous geographically solved through an iterative approach. The power allocations antenna systems. are applied distinctly for individual cell users by a subgradient ... method to solve it by using two subproblems consumption is the linear sum of all transmission-power- with regard to A and U, as well as with regard to ...
Terms matched: 2 - Score: 82 - 1,348k
Year: 2014, Volume: 14, Number: 2
... such as automotive industries and The second important source of drive losses is the wind power generation. Among different configurations of these electrical motor. During the last two ... VI. MEASURED VALUES OF BLDC DRIVE INPUT AND OUTPUT Normal (Healthy) Operation POWERS AND ITS EFFICIENCY 1.5 Pin-elec. Pout-mech. Ploss-tot. Eff. A B ...
Terms matched: 2 - Score: 81 - 1,028k
Year: 2009, Volume: 9, Issue: 3
... Owing to the limited range of the varactors Control Oscillator (QVCO) with minimum power consumption capacitance, the tuning range of LC VCOs is very narrow, is ... Advances in Electrical and Computer Engineering Volume 9, Number 3, 2009 A Power-Efficient LC Quadrature VCO for RFID, Zigbee and Bluetooth Standards Pooya TORKZADEH, Mojtaba ...
Terms matched: 2 - Score: 80 - 546k