Repozytorium Eny Politechnika Wrocławska

Repozytorium W. Elektrycznego Politechniki Wrocławskiej Znaleziono 430 rekordów  początekpoprzedni390 - 399następnykoniec  skocz do rekordu: Szukanie trwało 0.01 sekund. 
390. Comparison between step and pulsed electroacoustic techniques using both PVDF and LiNbO3 transducers / Motyl, E [AZ I07/01/I-020] [ENY-ARTICLE-2008-037]
Two kinds of piezoelectric transducers thin PCDF foil and thick LiBNO3 crystal were used as strain waves detectors. [...]
http://zet10.ipee.pwr.wroc.pl/record/44/files/
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391. Changes of space charge profiles in PET electrets after thermally stimulated discharges / Motyl, E [RZ I07/02/I-053] [ENY-ARTICLE-2008-036]
Behaviour of electric changes in the PET film has been investigated under the condition of partial discharging at higher annealing temperatures. [...]
http://zet10.ipee.pwr.wroc.pl/record/43/files/
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392. Bipolar space-charge problem for semiconductors and insulators / Swistacz, B [ENY-ARTICLE-2008-035]
In this work we make use of classical analysis for electrical conduction with one or two boundary conditions. [...]
http://zet10.ipee.pwr.wroc.pl/record/42/files/
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393. Carrier generation and the switching phenomenon: further theoretical description / Swistacz, B [ENY-ARTICLE-2008-034]
In this paper the problem of the current flow between the two electrodes is further continued. [...]
http://zet10.ipee.pwr.wroc.pl/record/41/files/
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394. Application of TSD and SEA methods for measurements of space charge and polarisation in PET electrets / Motyl, E ; Krause, T [RZ I07/03/I-030] [ENY-ARTICLE-2008-033]
The step electroacoustic (SEA) and thermally stimulated discharge (TSD) methods were applied for analysis of electret state in corona charged samples. [...]
http://zet10.ipee.pwr.wroc.pl/record/40/files/
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395. Analysis of Three Phase Signal using Wigner Spectrum / Leonowicz, Z ; Lobos, T [ENY-ARTICLE-2008-032]
New method of observation and diagnosis of inverter-fed induction motor drives is developed and tested. [...]
http://zet10.ipee.pwr.wroc.pl/record/39/files/
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396. Real-Time Parameter Estimation of Signals in Converter Fed Drives using Adaptive Neural Networks / Lobos, T ; Koglin, H J ; Waclawek, Z [ENY-ARTICLE-2008-031]
Frequency converter-fed induction motor drives were simulated using the EMTP-ATP (Electromagnetic Transients Program - Alternative Transients Program) The aim of the simulation investigations is to develop a feasible method for drive visualisation and for diagnosis of different unsymmetrical operations. [...]
http://zet10.ipee.pwr.wroc.pl/record/38/files/
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397. Detection of the Fundamental Harmonic of Distorted Signals using Min-Norm Method / Lobos, T ; Leonowicz, Z ; Piotrowicz, J [ENY-ARTICLE-2008-030]
Spectrum analysis is a fundamental tool for diagnostic purposes widely used in monitoring and diagnostic systems. [...]
http://zet10.ipee.pwr.wroc.pl/record/37/files/
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398. Time-frequency analysis of non-stationary three phase signals / Leonowicz, Z ; Lobos, T [ENY-ARTICLE-2008-028]
New method of observation and diagnosis of inverter-fed induction motor drives is developed and tested. [...]
http://zet10.ipee.pwr.wroc.pl/record/35/files/
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399. Damping of the Torsional Vibration in Two-Mass Drive System Using Forced Dynamic Control / Szabat, K ; Orlowska-Kowalska, T [1-4244-0813-X/07/$20.00 2007 IEEE] [ENY-ARTICLE-2008-027]
The paper deals with the application of forced dynamic control strategy in the two-mass resonant system. [...]
http://zet10.ipee.pwr.wroc.pl/record/34/files/
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Repozytorium W. Elektrycznego Politechniki Wrocławskiej : Znaleziono 430 rekordów   początekpoprzedni390 - 399następnykoniec  skocz do rekordu: