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Search results for: transformer
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Year: 2011, Volume: 11, Number: 2
... the enlargement process by a Let the initial network and its graph G 0 histogram be: tolerable complexity of the Petri net coverability tree. In Fig.1, the transformers are not explicitly figured, therefore 74 Advances in Electrical and Computer Engineering Volume 11, Number 2, 2011 the buses' voltage can be different (i.e ...
Year: 2011, Volume: 11, Number: 2
... generating higher or lower where the low frequency PWM pulse is modulating a higher resonant frequency required by the ZVS inverter's intensity radiations, as demanded. The CW commercial transformer. The method presented allows a continuous magnetron (and its conventional power supply) is not control of both power and energy (duty-cycle) at the inverter's ...
Year: 2011, Volume: 11, Number: 2
... location of the RPFC is determined. conventional transformers. The utilization of the shunt transformer makes RPFC be able to control reactive power Index Terms — flexible ac transmission ... mainly of because of the cost considerations. Among these FACTS two rotary phase shifting transformers (RPST) and two controllers, PST has the lowest cost and simplest ...
124. Performances of Gopinath Flux Observer Used in Direct Field Oriented Control of Induction Machines
Year: 2011, Volume: 11, Number: 1
... rotoric speed we must determine the components of the stator current. coefficients for the estimator gate (g a, g b). The two poles The axes transformer block "TA", computes the rotation must follow the stability condition of the system, meaning with the angle β of the active I A and the ...
Year: 2011, Volume: 11, Number: 1
... , May 2009. blood plasma: statistical and fractal approaches," Semicond. Physics, [51] Yu. A. Ushenko, "Skin as a transformer of the polarization structure Quantum Electronics&Optoelectronics, vol. 13(3 ), 189-201, 2010. of laser radiation," Optics and Spectroscopy vol ...
Year: 2010, Volume: 10, Issue: 4
... maximum energy from the wind integrating WECS into electrical grids. A few research fluctuation, control the active and reactive power and compensate the grid harmonic currents. The transformer is Digital Object Identifier 10.4316/AECE.2010.04027 167 1582-7445© 2010 AECE Advances in Electrical and Computer Engineering Volume 10, Number 4, 2010 Grid III. CONTROL ...
Year: 2010, Volume: 10, Issue: 4
... field geographic latitude, the ship course and the magnetic are: control of the magnetic field of the military ships, control of parasite magnetic field produced by power transformers and properties of the construction materials. The values of the the electrical networks, protection of the mass spectrometers, components of the ship permanent and inductive electronic ...
Year: 2010, Volume: 10, Issue: 4
... For this reason, the angle between the with the help of a 12 volt transformer and sensors connected current and the voltage changes between 0 ï‚° and 90 ï‚° ... inductive loads such detector have been applied at the inputs of the as generators, transformers, coils and motors is tried to be microcontroller and the data crossing at ...
Year: 2010, Volume: 10, Issue: 3
... bypass contactor opens and the engine braking is- Ks1, Ks2, Ks3 – soft starter relays; taken by soft starter.- T1, T2 – curent transformers; From the test result the interaction plot for the selected- Rf – braking rheostat; parameters was obtained and load value (figure 12). The ...
Year: 2010, Volume: 10, Issue: 3
... of Circuit Breaker Shunt Resistance on Chaotic Ferroresonance in Voltage Transformer Hamid RADMANESH, Mehrdad ROSTAMI Electrical Engineering Department, ... results reveal that considering the Ferroresonance Phenomena in the Power Transformers shunt resistance on the circuit breaker, exhibits a ... , E.P., and WATSON, W.: 'Transformer models for transient wound voltage transformers: effect of ...
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