issue 7-8

Electron-ion-plasma equipment for surface modification of materials

A laboratory installation designed for research in the field of surface engineering of metal and ceramic materials was developed and created. In the installation, it is possible to conduct successive processes of arc ion-plasma nitriding ...  read more

Current status of DC high power ELV electron accelerators

ELV accelerators are widely used for electron beam processing. The ELV electron accelerators are DC machines purposed for wide application in various technological processes. BINP develops and manufactures high power electron accelerators ...  read more

New multi cavity industrial electron accelerators ILU

Powerful industrial pulse radio frequency (RF) electron accelerators ILU are designing and producing by Budker Institute of Nuclear Physics during many decades. New multi-cavity ILU12 and ILU-14 accelerators were designed to cover energy ...  read more

Issue 7-8, 2015


Vol. 50. No 7-8/2015
Monthly scientific and technical journal
Published by:
The Union of Electronics, Electrical Engineering and Telecommunications /CEEC/, BULGARIA




Peter Yakimov
A practical approach for introductory embedded systems teaching 2

Dimitar Arnaudov, Nikolay ...  read more

Modeling of electromagnetic and thermal processes occurring in induction heating cooker

Induction heating is a famous technology and very usually used for cooking appliances because of its high-energy efficiency. A mathematical model is adopted for a flat inductor-detail system in this paper and it is used for studying ...  read more

Calculating the net cost of universal postal service – pragmatic approach

The postal sector provides services of public interest. The postal services in the EU are fully liberalized with the removal of the reserved market share. Market regulation is not able to meet public needs at any time. This requires ...  read more

Design of unified rail traffic management system architecture in Republic of Bulgaria

The rail traffic management systems have to meet requirements of high responsibility and failsafe behaviour. It is expected that these systems will give a possibility of real-time rail traffic monitoring and ensure information for all ...  read more

Mobile multisensor node for monitoring environmental parameters in urban areas

Air quality is a matter of considerable concern as it affects public health, the environment and the economy of developed countries. Recent research has shown that air pollution can increase the incidence of diseases and impair the ...  read more

Photodetector based on electrochemically deposited ZnO and inkjet printed PEDOT:PSS heterojunction

In this paper we present a new photo-sensible device based on ZnO/PEDOT:PSS heterojunction. The formation of ZnO layer was made by electrochemical deposition of Zn from zinc nitrate solution over a transparent ITO electrode on glass ...  read more

Characteristics of an electronic converter for supercapacitor charging

In the following article a converter, providing mutual work between photovoltaic system and energy storage elements have been studied. The converter provides the management of the energy flows to/from the supercapacitor battery. Simulation ...  read more