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Search results for: transformer
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Year: 2017, Volume: 17, Number: 1
... , S.M. Ayob, M.Z. Ramli, N.A. Azli, "An Improved DC-DC Current-Transition PWM Converters," IEEE Trans. on Power Type High Frequency Transformer-Link Inverter by Employing Re- Electronics, Vol. 9, Issue 6, pp. 601-606, 1994. generative Snubber Circuit," Proc. 7th International ...
Year: 2017, Volume: 17, Number: 1
... . Current was Results shown in this paper verified that this procedure can measured by digital acquisition card and a measuring be applied on the motor vibration signals to successfully transformer 400/5 A, with sampling frequency set to 5 kHz. determine presence of broken bar fault, even for MW range Induction motors are supplied directly ...
Year: 2017, Volume: 17, Number: 1
... 10.4316/AECE.2017.01012 81 1582-7445© 2017 AECE Advances in Electrical and Computer Engineering Volume 17, Number 1, 2017 transformed into the stationary-frame. without an output isolation transformer. When compared to In order to improve the reference tracking and DC the existing stationary-frame based PIR controllers, the disturbance compensation, for some types of three-phase ...
Year: 2016, Volume: 16, Number: 3
... to control Cascaded H-bridge (CHB) angle shift between the windings of the rectifier transformer, inverters. The main contribution of this paper is to some low order ... rectifiers, capacitive dc-links and 180º from the adjacent carriers [16]. input transformers with proper angle shift between the 2 windings [15]. In this ...
Year: 2016, Volume: 16, Number: 2
... this paper a new No filter stage and no coupling transformer are used, so transformerless single-phase AC voltage regulator ... voltage regulation solutions. Fast switching capabilities of with coupling transformers. All of these given buck-boost power electronics based ... Engineering Volume 16, Number 2, 2016 A New Transformerless Single-Phase Buck- Boost AC Voltage Regulator Faruk YALÇIN1 ...
66. Determination of Operation Characteristics of a Synchronous Generator by Static Experimental Tests
Year: 2016, Volume: 16, Number: 2
... Electric diagram used for positioning the rotor with its d axis along phase U For that purpose the V and W phase windings are series connected and supplied from an autotransformer with a Figure 6. Phasor diagram for SG operating under capacitive load reduced AC voltage. The field circuit is short-circuited by means of an ammeter. The ...
67. Modular Hybrid Energy Concept Employing a Novel Control Structure Based on a Simple Analog System
Year: 2016, Volume: 16, Number: 2
... vol. 60, no. 11, pp. transformer; 11. Oscilloscope. 5050- 5058, ... The AC voltage from an outlet is passed through an autotransformer (which is a high inductance) and then ... a) Simulation results. (b) inverter is transformerless. The measuring equipment also has galvanic isolation. ...
68. Aspects Regarding the Unidirectional Two-Port Circuits Implemented by Means of Electronic Gyrators
Year: 2016, Volume: 16, Number: 1
... =G and G21= -G), or by By introducing an ideal transformer into a unidirectional choosing certain values for the two conductance groups circuit diagram, ... Nonreciprocal Lossless Two-Port Networks [6] F. Yuan, "CMOS Gyrator-C Active Transformers," 2007 IEEE Using Gyrators and Inverters," IEEE Trans. Microwave ...
Year: 2016, Volume: 16, Number: 1
... of producing the non-inverted in which the input ports are isolated from the output port output voltage with reduced ripple current in the output port. using high frequency isolation transformer. The proposed The output voltage has reduced settling time, rise time and converter topology can interface four ports, viz., two PV increased step-up and ...
Year: 2015, Volume: 15, Number: 4
... , Number 4, 2015 Fuzzy Ontology Reasoning for Power Transformer Fault Diagnosis Farhad Davoodi SAMIRMI1, Wenhu TANG2, ... was applied for power knowledge representation for accurate power transformer transformers in [6 ,7]. The technique ... . ontology agents. Under the developed agent framework, TransformerComponent  Component .Thermal Fault (1) real-time data ...
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