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Year: 2010, Volume: 10, Number: 4
... of induction motors [26], and switching power load changes. converters [27, 28]. ... PASSIVITY-BASED CONTROLLER DESIGN 1 It is assumed that the resistive loads of hybrid system are €€L_ Bat € q ... . ƒ€ ƒ In the proposed power management system: PLoad, F€ƒ L ƒ z 1d PFC_ rated ...
Year: 2010, Volume: 10, Issue: 4
... . interference during system operation: (a) external interference, which refers to load torque oscillations on the II. DESCRIPTION AND MODELING OF THE SYSTEM driving chain ... the role of an active parallel filter (APF) harmonic pollution due to nonlinear loads such as power and is required in order to mitigate the harmonic pollution. ...
Year: 2010, Volume: 10, Issue: 4
... catch, the sampling period (fixed during the no load operation, but, as the figures describe, ... to 550 s. good behavior if the drive is loaded. 153 Advances in Electrical and Computer Engineering Volume ... is about 450 s, but for avoiding the processor overloading and During the tests was noticed a certain lack ...
Year: 2010, Volume: 10, Issue: 4
... networks has been presented. In [8] the load sharing in a seen as a reliable alternative to ... some buses exceed from standard and cause consumer requirement of loads that are connected to these buses not Fig. ... and 1.05 per unit for high limit that for all loading condition must be observed. In this paper a ...
Year: 2010, Volume: 10, Issue: 4
... of field intensity (nT) 16000 15000 negative feedback closed controlled current source, which has three winding of the 14000 negative feedback open 13000 Helmholtz system as its load. 12000 11000 The current source control can be carried out analogically 10000 9000 or by a digital keyboard. In principle, the manual control can 8000 7000 ...
Year: 2010, Volume: 10, Issue: 4
... highlighted. Motor performance gk rate of change of inductance with respect to for variable load conditions is discussed. Frequency spectrum analyses of force profile using the fast Fourier ... reminds of the the motor are studied. The results shown in Table 5 are speed-load characteristic of a series DC motor. Fig.8 (b) obtained when the ...
Year: 2010, Volume: 10, Issue: 4
... dr € u ds € Rs ids € dqLs iqs (11) different load torques.* [rad/s] Steady state rotor angular speed [ ... different Vector control allows decoupled control of the flux and steady state speeds and mechanical loads. Sensitivity level electrical torque of induction motor, which is the condition of ...
Year: 2010, Volume: 10, Issue: 4
... Bayındır, "Measurement of Power Factor Using a capacitive load to the system when no current is drawn or ... the zero-cross method, the reactive power caused by inductive loads such detector have been applied at the inputs of ... the same, using measured and effect of unnecessary capacitive loading of multiplexers. Home electrical devices are grouped according ...
Year: 2010, Volume: 10, Issue: 4
... reached. converter; I l- armature current which is determined by the respective load torque. The following notations of state variables have been adopted for the first ... been carried out for the respective dynamic and static regimes at various working conditions and loads applied to the motor shaft. Fig. 9 shows some simulation results illustrating ...
Year: 2010, Volume: 10, Issue: 4
... . EXPERIMENTAL RESULTS For the technical verification of the control algorithms, an 1 electrical drive with induction motor was realized which consists of the induction motor 2.7 kW, load mechanism, 2 frequency converter with DC link and control system with modern digital signal processor. The digital signal processor TMS320F2812 is used in the control system [ ...
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