158 results found.
Year: 2019, Volume: 19, Number: 2
... ]. The AC bus is tied to 100 MVA, optimization methods like GA and ABC. The research 3.3 kV, and 50 Hz utility grid through a transformer. Both contributions of this article are as follows. the subgrids are coupled by a bidirectional ILC which is ‚ In depth study of PV-WECS-FC based hybrid AC ...
Terms matched: 1 - Score: 6 - 1,471k
Year: 2019, Volume: 19, Number: 2
... researcher can easily the researchers' control simulation purposes is apparently a understand. A transformer design algorithm is also included. serious lack in the literature. The induction ... . PM or wound rotors of the salient pole or cylindrical types, and for transformers. These are another kind of design Index Terms €” AC motors, DC ...
Terms matched: 2 - Score: 17 - 1,202k
Year: 2019, Volume: 19, Number: 1
... , is development [6]. presented. The interface is composed of a single-phase active Different power architectures and converter topologies rectifier and a three-phase inverter with output transformer, wherein the Photovoltaic (PV) string is straightly connected to have been proposed to integrate renewable sources and the DC-link, avoiding the use of additional converter ...
Terms matched: 1 - Score: 35 - 1,518k
Year: 2018, Volume: 18, Number: 4
... unbalance. The measured data were the three line currents and phase- to-phase voltages at the frequency converter output. The currents and voltages were measured by using potential transformers (PS TTD-0 672X) and current transformers (PS Figure 1. Scale model laboratory TT 50-SD 33.333 mV/A). The data acquisition was performed ...
Terms matched: 1 - Score: 6 - 1,921k
Year: 2018, Volume: 18, Number: 4
... 9, 12-21]. The experimental studies show that [1]. The poor power factor causes overloading of classical control systems proportional integral (PI) controller transformers and generators, increase of resistive losses, and proportional integral derivative (PID) controller can deterioration of voltage stability, and inadequate use of line achieve to ...
Terms matched: 1 - Score: 3 - 1,422k
Year: 2018, Volume: 18, Number: 4
... for instance by an follows [9 ]: adequate selection of nominal power for transformers, by shutting weakly loaded elements off and by avoiding idle € € FC ... search space is partially are purposefully installed in selected optimal locations are discrete. A transformer's ratio of transformation changes capacitor banks of the SVC type as well as static ...
Terms matched: 2 - Score: 30 - 1,168k
Year: 2018, Volume: 18, Number: 3
... Diagnosis of Winding Faults in a aliased components at different reporting rates and the high Transformer using Transient and Tteady state Currents," accuracy that must be fulfilled in ... a) Frequency, (b) Magnitude test (NL) composed by an autotransformer, a rectifier bridge, a for voltage, (c) Magnitude test ...
Terms matched: 2 - Score: 5 - 1,649k
Year: 2018, Volume: 18, Number: 2
... , 2018 Monofractal and Multifractal Analysis of Discharge Signals in Transformer Pressboards Serap CEKLI1, Cengiz Polat UZUNOGLU2, Mukden ... this purpose, the materials employed in electrical connections of transformers. estimation of pressboard surface distortion by investigating Pressboards ... H. P. Mosser, V. Dahinden, Transformerboard II. H.Weidman AG, fractal theory," ...
Terms matched: 3 - Score: 74 - 1,298k
Year: 2018, Volume: 18, Number: 1
... the distortion of current in the supply line, but this requires all FCs. In the given example, there is an FC using a DTC utilizing a three-winding transformer, with secondary algorithm. The individual drive speeds are estimated values, windings connected to achieve a phase angle displacement which are obtained from the FC. The ...
Terms matched: 1 - Score: 8 - 1,767k
Year: 2018, Volume: 18, Number: 1
... € Lls) I q (9) 2 dt generator is integrated to the utility grid through fully controlled back to back converter system, step-up 1 dI q transformer and filter. Machine side voltage source mqVDC € RI q €( Lmq € Lls) € r( Lmq € Lls) I d € r f ...
Terms matched: 1 - Score: 9 - 2,200k