158 results found.
Year: 2012, Volume: 12, Number: 1
... operated in STATCOM and then trained NFC is used in experimental parallel, the input transformer becomes bulky [21]. study. This paper is organized as follows ... surge arresters, active power filters, robust structure and independent from mathematical model isolation transformers, uninterruptible power supplies and of controlled system. Recently, intelligent controllers as ...
Terms matched: 2 - Score: 6 - 994k
Year: 2011, Volume: 11, Number: 4
... 40] G. Steiner, H. Zangl, P. Fulmek, and G. Brasseur, "A tuning 2009. DOI: 10.1109/AIM.2009.5229736. transformer for the automatic adjustment of resonant loop antennas in [18] L. W. Mayer, Antena design for future multi-standard and multi- RFID systems, ...
Terms matched: 1 - Score: 3 - 1,343k
Year: 2011, Volume: 11, Number: 3
... model has been proposed for solving the data exchange The power system line data includes transformer line problem between of heterogeneous systems and it is shown rating which is essential ... nl> Energy Management system (EMS) and Database <nt>Number of Transformers</nt> Management System (DMS) applications are based on < ...
Terms matched: 2 - Score: 9 - 1,437k
Year: 2011, Volume: 11, Number: 4
... value δ max depends on the system load flow mathematical model, the following generator transformer impedance and the network relationships may be written; configuration and normally is found ... consists of 62 buses, condition for the study system when the reactive power 31 transformers, 64 transmission lines, 19 synchronous limits of the system generators are represented ...
Terms matched: 2 - Score: 5 - 483k
Year: 2011, Volume: 11, Number: 4
... with their attributes. The connectivity model is composed of transformer substations (represented by PowerSystemResource) connected with power ... Large data model Q is a set of the elements transformers, switches, fuses and sections in power system ... calculation made for each region makes previously (ConductingEquipment and PowerTransformer) and nodes mentioned set Y (4) ...
Terms matched: 3 - Score: 10 - 594k
Year: 2011, Volume: 11, Number: 2
... magnitude is distance between them being 5 mm. An a.c. voltage was explained in terms of the increase of the cavity inner wall applied from the above mentioned transformer. The PD conductivity. The PD behaviour is studied in epoxy resin activity was detected by a typical PD detecting system samples and is explained with the aid ...
Terms matched: 1 - Score: 7 - 1,121k
Year: 2011, Volume: 11, Number: 2
... SC in a two-winding high frequency stray capacitance between conductor wire filaments. The new transformer for circuit simulation. The approach is useful for proposed method is called vespiary ... self- adjacent wire filaments (WFs) and capacitance between the capacitance of high-voltage transformers is studied in [9]. In wire filaments and central cylindrical liner ...
Terms matched: 2 - Score: 28 - 1,295k
Year: 2011, Volume: 11, Number: 2
... to leakage inductance of absorbs the leakage inductance voltage spike. Therefore, this forward transformer is absorbed. The flyback transformer converter can be considered as a proper choice ... In this the preceding modes. In this mode magnetizing inductor is mode, both transformers transfer energy to the output. This charged and D 1 is off. ...
Terms matched: 2 - Score: 41 - 1,350k
Year: 2011, Volume: 11, Number: 2
... 2, 2011 A New Method for Detection and Evaluation of Winding Mechanical Faults in Transformer through Transfer Function Measurements Mehdi BIGDELI1*, Mehdi VAKILIAN2, and Ebrahim RAHIMPOUR3 ... University of Technology, Tehran, Iran 3 ABB AG, Power Products Division, Transformers, Bad Honnef, Germany* Email: m.bigdeli@srbiau.ac.ir 1 Abstract — ...
Terms matched: 2 - Score: 182 - 823k
Year: 2011, Volume: 11, Number: 2
... The proposed system the input and the output current can be continuous. From the PFC power circuit as shown in Fig.2 an isolation iS L1 C1 C2 L2 iO transformer is used to isolate between load and the AC line. The power converter is designed to operate in a continuous iL1 iL2 vac SW1 D1 vO conduction mode ...
Terms matched: 1 - Score: 3 - 853k