English

Публикации на членовете на

катедра „Теоретична електротехника”

от 2007 г. 

Списания от чужбина

1.  Mladenov V., K. Filipova, S. Petrakieva, B. Dimov, F. Uhlmann (2007), Analysis of Signal Competition in Asynchronous Ultra High-Speed Digital Circuits, Przegląd Elektrotechniczny, ISSN 0033-2097, R. 83 NR 11/2007, pp. 197-200.

2.  Dimov B., V. Mladenov, Th. Ortlepp, F. Uhlmann (2007), Designing of Ultra High-Speed Asynchronous Digital Electronics with Higher Complexity, Przegląd Elektrotechniczny, ISSN 0033-2097, R. 83 NR 11/2007, pp. 101-104.

3. Radev N., N. Mastorakis, K. Ivanov, K. Stanchev, V. Mladenov, S. Petrakieva (2007),  Right-LUD bandpass SC ladder filter with reduced sensitivity to finite amplifier gain and offset voltage, WSEAS Trans. on Circuits and Systems, Issue 6, vol. 6, pp. 481-487, June 2007.

4.  Stancheva R., I. Iatcheva (2007), Coupled Field in Induction Heating System, Przeglad Elektrotechniczny (Electrical Review), Issue 11, 2007, ISSN 0033-2007,Poland.

5.  Radev N., K. Ivanov (2007), Gain- and Offset-compensated Technique for SC Leapfrog Ladder Filter, Journal of Electrical Engineering, Slovakia, vol.58, No4, pp.224-227.

6. Kolev L., S. Petrakieva (2007), A Constraint Propagation Algorithm for Determining the Stability Margin of Linear Parameter Circuits and Systems, Przeglad Elektrotechniczny (Electrical Review), Issue 11, 2007, ISSN 0033-2007, Poland, pp. 93-96.

7.  Kolev L. (2007), Determining the positive definiteness margin of interval matrices, Reliable Computing, Issue 6, Vol.13, pp. 445 – 466.

8. Kolev L. (2007),  Optimal multiplication of G-intervals, Reliable Computing, issue 5, Vol. 13, pp. 399 – 408.

Списания от България

1. Georgiev Zh., T. Todorov, E. Manolov, I. Karagineva (2007), Synthesis of sinewave oscillator based on the modified Van der Pol equation using Melnikov theory, Proceedings of the Technical University-Sofia, Vol. 57, book 2, pp. 49-53.

2. Manolov E., T. Todorov, Zh. Georgiev, I. Karagineva (2007), Design of FPAA prototype for practical studying of modified Van der Pol equation, Proceedings of the Technical University-Sofia, Vol. 57, book 2, pp. 54-60, 2007.

3. Dolapchiev I., K. Brandisky (2007), A Multichannel Electrical Impedance Tomography Measurement System, Proceedings of  The Technical University of Sofia, Vol. 57, book 1, 2007, pp. 23-32.

4. Filipova-Petrakieva S. (2007), Energy  flows optimization in power systems transforming the initial network model in linear programming problem, Електроника и електротехника, № 1-2, 2007, стр. 53-56.

5. Филипова Кр., С. Филипова-Петракиева (2007), Aлгоритъм за определяне на закъсненията в електрически вериги с логически схеми, Годишник на ТУ-София, том 57, кн. 1, 2007, ISSN: 1311-0829, pp. 16-22.

6. Radev N., K. Ivanov, K. Stanchev (2007), Finite gain compensation technique for SC elliptic leapfrog ladder filters, Годишник на ТУ-София, том 57, кн. 1, стр. 7-15.

7. Nakov P., N. Petkova, V. Mladenov (2007), A method for determination of partial discharges in power transformers, Energetika, № 4, pp 26-30.

Конференции в чужбина

1. Dimov B., V. Mladenov, Th. Ortlepp, M. Kuilekov, F. H. Uhlmann (2007), Modeling of the Magnetic Coupling between Superconductive and Normal Conductive Microstructures by Varying Temperature, Proceedings of the XIV International Symposium on Theoretical Electrical Engineering, June 20-23, 2007, Szczecin, Poland.

2.  Dimov B., V. Mladenov, Th. Ortlepp, F. H. Uhlmann (2007), Designing of Ultra High-Speed Asynchronous Digital Electronics with Higher Complexity, Proceedings of the XIV International Symposium on Theoretical Electrical Engineering, June 20-23, 2007, Szczecin, Poland.

3.  Petkova N., V. Mladenov, P. Nakov (2007), Partial Diacharges in Power Transformers, Качество и потребление на електроенергията 07 (EPQU 07), Барселона, 10.2007.

4. Mladenov V., K. Filipova, S. Petrakieva, B. Dimov, F. H. Uhlmann (2007), Analysis of Signal Competition in Asynchronous Ultra High-Speed Digital Circuits, Proceedings of the XIV International Symposium on Theoretical Electrical Engineering, June 20-23, 2007, Szczecin, Poland.

5.  Petkova N., P. Nakov, V. Mladenov (2007), Power transformer’s state analysis at partial discharges availability, Proceedings of the 4th International Scientific Symposium – Elektroenergetika 2007, Slovak Republic, 09.2007.

6.  Stancheva R., I. Iatcheva (2007), Nondestructive Testing by Boundary Values of the Electromagnetic Field, Proceedings of XIV International Symposium on Theoretical Electrical Engineering ISTET’07, Szcezcin, Poland, June 20-23.

7.  Iatcheva I., R. Stancheva (2007), Adjustment of Coupled Field Model by Applying Inverse Problem Solution, XIII International Symposium on Electromagnetic Fields in Mechatronics,  Electrical and Electronic Engineering ISEF 2007, Prague, Czech Republic, September 13-15.

8. Iatcheva I., R. Stancheva (2007), FEM Evaluation of Displacement Current Effect in the Slot of Electrical Machine, XIII International Symposium on Electromagnetic Fields in Mechatronics,  Electrical and Electronic Engineering ISEF 2007, Prague, Czech Republic, September 13-15.

9. Terzieva S., G. Tzsenov, P. Yakimov, V. Mladenov (2007), Design and Implementation of First Order Sigma Delta Modulator, Proceedings of the XLII International Scientific Conference on Information, Communication and Energy Systems and Technologies, June 2007, Vol. 2, Bitola, Macedonia, pp. 751-754.

10.   Dolapchiev I., K. Brandisky, P. Ivanov (2007), Eddy Current Testing Probe Optimization Using Parallel Genetic Algorithm, Proceedings of 8^th International Conference on Applied Electromagnetics - PES 2007, Nis, Serbia, September 3-5.

11.   Radev N., K. Ivanov, K. Stanchev, S. Petrakieva, N. Mastorakis, V. Mladenov (2007), Left-LUD SC ladder filter with compensation for finite amplifier gain and offset voltage, Proceedings of the 11th WSEAS International Conference on CURCUITS, Agios Nikolaos, Crete, Greece, July 23-25, 2007, pp. 156-160.

12.   Kolev L., S. Petrakieva (2007), A Constraint Propagation Algorithm for Determining the Stability Margin of Linear Parameter Circuits and Systems, Proceedings of XIV International Symposium on Theoretical electrical engineering ISTET'07, June 20-23, 2007, Szczecin, Poland.

 Конференции в България

 1.  Mladenov V. (2007), Neural Networks for Solving Sudocu Problems, Proceedings of the 2^nd Annual Meeting of the Bulgarian Section of SIAM (BGSIAM’07), Dec. 20-21, 2007, Sofia, pp. C41-C44.

2. Mladenov V., Iv. Trushev (2007), Design of RSFQ Circuits with Reduced Josephson Current Density, Proceedings of 6^th Summer school “Advanced aspects of theoretical electrical engineering”, Sozopol, Bulgaria, 22-25 September 2007, Sozopol, Bulgaria, September 2007, Part II: Regular Papers, ISBN 978-954-9518-46-7, pp. 35-41.

3.  Petkova N., P. Nakov, V. Mladenov (2007), Diagnosis of Partial Diacharges in Power Transformers, Challenges in Higher Education and Research in the 21st Century, 05-09.06.2007, pp. 132-134.

4.  Mladenov V., S. Petrakieva, Kr. Filipova (2007), On Signal Competition in FeedForward Asynchronous Ultra High-Speed Digital Circuits, Proceedings of 6^th Summer school “Advanced aspects of theoretical electrical engineering”, Sozopol, Bulgaria, 22-25 September 2007, part I: Plenary Lectures, ISBN 978-954-9518-45-0, pp. 118-127.

5. Georgiev Zh., T. Todorov, E. Manolov, I. Karagineva (2007), Synthesis of sinewave oscillator based on the modified Van der Pol equation using Melnikov theory, “6^th International Scientific and Applied Science Conference ELECTRONICS ET 2007, Proceedings of the conference, Sozopol, Bulgaria, book 1, pp. 74-78.

6.  Manolov E., T. Todorov, Zh. Georgiev, I. Karagineva (2007), Design of FPAA prototype for practical studying of modified Van der Pol equation, 16^th International Scientific and Applied Science Conference ELECTRONICS ET 2007, Proceedings of the conference, Sozopol, Bulgaria, book 1, pp. 79-84.

7.  Georgiev Zh., I. Karagineva (2007), Analysis and Synthesis of Self-Sustained Oscillators, Described by Perturbed Double Hump Duffing Equations, “Summer School Advanced Aspects of Theoretical Electrical Engineering, Sozopol’07”, Part II, pp. 79-87.

8.  Савов В., Ж. Георгиев, И. Карагинева (2007), Пресмятане на интеграли съдържащи елиптични функции на Якоби, “Summer School Advanced Aspects of Theoretical Electrical Engineering, Sozopol’07”, Part II, pp. 120-125.

9.  Tzsenov G., S. Terzieva, P. Yakimov, V. Mladenov (2007), Modeling and Implementation of Third Order Sigma Delta Modulator, Proceedings of the XVI International Scientific and Applied Science Conference Electronics ET’2007, 19-21 Sept., 2007, book 1, Sozopol, Bulgaria, pp. 96-102 and CD.

10.   Terzieva S. , G. Toshev (2007), Some Practical Aspects in Teaching Theoretical Electrical Engineering Course, Summer School “Advanced aspects of Theoretical Electrical Engineering”, September 2007, Sozopol, Bulgaria, pp.88-92.

11.   Tzsenov G., S. Terzieva, P. Yakimov, V. Mladenov (2007), Implementation of Third Order Sigma Delta Modulator with Adjustable Parameters, Summer School “Advanced aspects of Theoretical Electrical Engineering”, September 2007, Sozopol, Bulgaria, pp. 28-34.

12.    Radev N., K. Ivanov, K. Stanchev, V. Mladenov, S. Petrakieva (2007), Two approaches for reducing the operational amplifiers finite DC gain effects in Switched-Capacitor bandpass biquads, Proceedings of Summer school  “Advanced aspects of theoretical electrical engineering” - Days of science of the Technical University of Sofia - 10-30 September 2007, Sozopol, Bulgaria, part II: Regular Papers, pp. 15-21.

13.   Radev N., K. Ivanov, K. Stanchev, V. Mladenov, S. Petrakieva (2007), Comparison of two approaches for reducing the operational amplifiers finite DC gain effects in Switched-Capacitor bandpass biquads”, Proceedings of Summer school  “Advanced aspects of theoretical electrical engineering” - Days of science of the Technical University of Sofia - 10-30 September 2007, Sozopol, Bulgaria, part II: Regular Papers, pp. 22-27.

14.   Radev, N. (2007), Left-LUD wide bandpass  SC ladder filter with reduced sensitivity to finite amplifier gain and offset voltage, Proceedings of the Summer school “Advanced aspects on Theoretical electrical engineering”, Sozopol’07, Part I: Plenary lectures, pp. 107-117.

15.   Наков П., Н. Петкова, В. Младенов (2007), Система за контрол и управление на силови трансформатори, Енергиен форум, Юни 2007, Варна, България.

16.   Петкова Н. (2007), Определяне вида и мястото на повредата в силов трансформатор след анализ на частичните разряди, възникнали в следствие на повредата, Proceedings of Summer School ”Advanced Aspects of Theoretical Electrical Engineering”, Sozopol, 2007, Part II.