220 results found.
Year: 2016, Volume: 16, Number: 2
... and no coupling transformer are used, so transformerless single-phase AC voltage regulator based on harmonic level is too high. In the studies given by [6] - ... switches, one inductor and one capacitor. A closed loop transformer to snub the harmonics of the chopped wave control system is implemented for the proposed regulator form. ...
Terms matched: 2 - Score: 63 - 1,363k
Year: 2016, Volume: 16, Number: 2
... i qm € i q € iQ. (14), (15) machine; the stator windings are three-phase, symmetrical and sinusoidally distributed, without space harmonics; the The two magnetization curves are identical in case of field coil is placed in the longitudinal axis; supplementary cylindrical rotor SGs and they are different in ...
Terms matched: 1 - Score: 3 - 1,401k
Year: 2016, Volume: 16, Number: 1
... CLOCK DISTRIBUTION by physical system dimensions, the salphasic distribution Assuming a (complex) harmonic signal applied at the can be tuned with the aid of the termination impedance ... frequency (or its discharged the same capacitive load. This is also valid for harmonics). For the salphasic distributions, the formation of the distributions of [ ...
Terms matched: 2 - Score: 8 - 1,444k
Year: 2015, Volume: 15, Number: 4
... and potential of Modulation (PWM) rectifier to reduce harmonic application, especially in the wind park. This ... has been proposed in [18]. introduce low-frequency harmonics, which can induce In [19] a ... Finally, the main features of gradient and reduce the Total-Harmonic-Distortion (THD) the proposed topologies are discussed. ...
Terms matched: 3 - Score: 17 - 1,193k
Year: 2015, Volume: 15, Number: 3
... V. Maier, S. G. Pavel, C. D. Maier, I. Birou, "Correct Application of REFERENCES the Discrete Fourier Transform in Harmonics," Advances in Electrical [1] A. C. Gjerris, J. Staer-Jensen, J. S. Jorgensen, T. Bergholt, C ...
Terms matched: 1 - Score: 3 - 1,227k
Year: 2015, Volume: 15, Number: 3
... ] (1) processes and magnetic saturation cause electromagnetic 2 m 2 m ƒ— g 2 xst noise, which emerges by the interaction of the higher where: harmonics of the magnetic field of the stator and rotor [14- k €“ elasticity constant of the suspension [N /m ]; 21]. m ...
Terms matched: 1 - Score: 6 - 1,513k
Year: 2015, Volume: 15, Number: 3
... types, Current source Inverters (CSIs) have also [30]. Selective harmonic elimination PWM of CSI has been some advantages such as inherent four-quadrant operation investigated ... , such as reduced literature [22-23]. Other topologies of MLCSI have been harmonics, and higher power ratings because of reduced presented in [24-28]. ...
Terms matched: 2 - Score: 21 - 1,143k
Year: 2015, Volume: 15, Number: 3
... filter [19]. signal signal III. REFERENCE SIGNAL ESTIMATION t For the harmonic compensation by using active systems, the shunt active filter, made with a ... AND CONTROL point of common coupling (PCC). Regarding power quality issues, harmonics have a significant importance, because The aim of active filters control is to ...
Terms matched: 2 - Score: 47 - 1,263k
Year: 2015, Volume: 15, Number: 3
... between the damped response at the transducer's The spectral analysis of the I1' (t) current reveals 2 terminals obtained through Spice simulation and the experimental setup, harmonics: one represented by the coil's frequency of during the coil's damping regime resonance, ‰ 1, the other by the vibrating wire's frequency of In the next ...
Terms matched: 1 - Score: 3 - 1,220k
Year: 2015, Volume: 15, Number: 3
... cannot Magnetization current contains a slowly decaying dc be predicted in advance. component and a significant level of even and odd When analyzing the phenomena associated with switch- harmonics. Presence of the slowly decaying dc component on of an unloaded power transformer (PT) in a power may lead to CT saturation, even at lower ...
Terms matched: 1 - Score: 3 - 1,566k