Issue 9-10, 2018
ELECTROTECHNICA & ELECTRONICA E+E
Thirteenth International Conference on Electron Beam Technologies – EBT 2018, 18-22 June, Varna, Bulgaria
Vol. 53. No 9-10/2018
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
Special issue: Scientific papers from 13-th International Conference on Electron Beam Technologies – EBT 2018, Varna, BULGARIA
Preface by Corr. Member of BAS, Prof. DSc. G. Mladenov, Assoc. Prof. Elena Koleva, Bulgaria 229
ELECTRON BEAM AND LASER TECHNOLOGIES
Colin Ribton, Arben Ferhati, Nick Longfield, Phil Juffs
Production weld quality assurance through monitoring of beam characteristics 231
Peter J. Oving
Development of a miniature 3 axis magnetic field sensor to predict the magnetic stray field influence on electron beams 236
Tim Mitchell, Chris Allen, Andrew Norman
Comparison of electron beam and laser welding for safety critical space applications 241
Prakash Kattire, Valmik Bhawar, Sandeep Thakare, Rajkumar Singh
Experimental characterization of laser cladding of Stellite 21 on H13 tool steel 248
Tsvetomira S. Tsonevska, Elena G. Koleva, Georgi M. Mladenov
Model-based approach for the shape estimation of electron beam welding joints 255
DATA MANAGEMENT SYSTEMS
Nobuharu Okamitsu, Tomonori Tabe, Ryota Matsuda, Noriyuki Yamada, Toyoharu Takemoto, Takeshi Tanaka
Construction of a preliminary file backup system for surface analysis data using secret sharing technique 260
Tsvetelina Ivanova, Elena Koleva, Idilia Batchkova, Dobrin Nikolov
Model-driven development of event management system 265
E-LEARNING
Maria Todorova, Elena Koleva, Ivelina Kotseva
Analysis of the ergonomic quality of e-learning through statistical methods 271