160 results found.
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 ...
Terms matched: 1 - Score: 3 - 903k
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 ...
Terms matched: 3 - Score: 154 - 1,225k
Year: 2010, Volume: 10, Issue: 3
... make very good distribution of compensation between the connected to the network by a 1200 MVA three-phase two filters. Moreover, the shunt active filter can be used to transformer. eliminate resonance between the impedance from source and A resistive load of 1000-MW is connected to the DC side the passive filter [6]. through a ...
Terms matched: 1 - Score: 3 - 628k
Year: 2010, Volume: 10, Issue: 3
... neural networks (BP-ANN) power is supplied at 63 kV from a 30 MVA transformer. are powerful for pattern recognition. With proper training, This transformer has ... . A. Saleh, "A Wavelet Packet Transform-Based Differential Protection of Three-Phase Power Transformers," Master's Thesis, [1] M. A. Aucoin, ...
Terms matched: 2 - Score: 8 - 528k
Year: 2010, Volume: 10, Issue: 2
... The cost of wind-generated electricity has declined about generator, soft-starter, capacitor bank and transformer model 90% over the last 20 years. Today, large new wind ... is made as a function of output power. Two 16 MVA 50/10kV transformers are included, one is connected to the wind farm and one supplies some ...
Terms matched: 2 - Score: 13 - 1,113k
Year: 2010, Volume: 10, Issue: 2
... aerial, mixed), load being served II. TRANSFORMER LOSSES etc.  Replacement of the 6 kV ... planning and operation, these relate the lines and distribution transformers. These with important technical and economical implications. ... 10, Number 2, 2010 magnetic field in the transformer's steel core. Core loss where: occurs whenever ...
Terms matched: 3 - Score: 181 - 688k
Year: 2010, Volume: 10, Issue: 2
... from the beginning. Initially, the special low frequency of electronic equipment (and transformer, if AC) is mounted 16.7 Hz was necessary to enable sparkles commutation ... as Permanent-Magnet Since WWII, the four-axle bogie locomotive has been Synchronous Motors or Medium-Frequency Transformers are standard in passenger and goods service. The converter-fed discussed, and a ...
Terms matched: 2 - Score: 36 - 14,864k
Year: 2010, Volume: 10, Issue: 3
... in Electrical and Computer Engineering Volume 10, Number 3, 2010 Detailed Simulation of Transformer Internal Fault in Power System by Diakoptical Concept Amangaldi KOOCHAKI, Shahram Montaser KOUHSARI ... be used here to develop an internal fault parameters [15]. simulation of transformers. This approach leads to a model This paper presents a novel approach to ...
Terms matched: 2 - Score: 191 - 817k
Year: 2010, Volume: 10, Issue: 1
... able to supply a high output Digital Object Identifier 10.4316/AECE.2010.01018 100 Advances in Electrical and Computer Engineering Volume 10, Number 1, 2010 DC voltage because its transformer has the turns ratio The average current through diode D reflected in the greater than one. The experimental results are useful to primary winding of the transformer Tr ...
Terms matched: 1 - Score: 43 - 536k
Year: 2010, Volume: 10, Issue: 1
... applied for damping voltage source converter (VSC-M), a Slave voltage source oscillations and improve the small signal stability of power converter (VSC-S) and its two transformers and a DC link systems by adding a supplementary signal for main control capacitor( C dc). V inj 1 ,V inj 2 are voltages of ...
Terms matched: 1 - Score: 16 - 545k