Issue 9-10, 2012
ELECTROTECHNICA & ELECTRONICA E+E
Vol. 47. No 9-10/2012
Monthly scientific and technical journal
Published by:
The Union of Electronics, Electrical Engineering and Telecommunications /CEEC/, BULGARIA
C O N T E N T S
ELECTRONICS
Anna V. Andonova
Methods of thermal investigation in electronics by infrared thermography 2
Hristo M. Antchev, Petar T. Goranov
Research on dynamic characteristics of identical converters with common input and output dc voltages 10
COMMUNICATION TECHNICS
Pavlinka G. Radoyska
Deductive X-fault simulator 18
A. Popov, S. Vodenicharov, T. Eftimov, I. Stefanov, D. Stoyanov
Application of Rayleigh back-scattering for distributed optical fiber sensing using a heterodynе detection system 25
ELECTRICAL ENGINEERING
Zaharinka Gergova, Denitsa Darzhanova
Investigation of a single phase medium power reactor constructed using standard UI lamination 30
Iliycho P. Iliev
Cluster analysis of basic characteristics of Strontium bromide laser 36
Е-LEARNING
Dimitar M. Tokmakov
Distributed Internet based Performance Support Environment for Individualized Learning – model and software architecture 42
ALTERNATIVE ENERGY SOURCES
Vladimir Lazarov, Zahari Zarkov, Hristiyan Kanchev, Ludmil Stoyanov, Bruno François
Compensation of power fluctuations in PV systems with supercapacitors 48
