Volume 61 Issue 2 (2011) - Годишник на ТУ - София - Технически ...

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Годишник на Технически Университет - София, т. 61, кн.2, 2011Proceedings of the Technical University - Sofia, v. 61, book 2, 201116. Vladimir Lazarov, Zahari Zarkov, Ludmil Stoyanov, Hristiyan Kanchev . . . . . . . . . . . . . . 153Study on Possibilities of Compensating Wind Generator Power Fluctuations withSupercapacitors17. Gantcho Bojilov, Antoaneta Todorova . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 163Thermal Durability of Electric Insulation by Negative Temperature18. Gantcho Bojilov. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 169Computer Problems in the Electrical Machines19. Milko Iovchev, Dimitar Popov, Petyo Gadjanov, Victoria Popova. . . . . . . . . . . . . . . . . . . 179Zero Emission Power Plants - a Compatibility of the Postcombustion-Technologiesfor the Reduction of the Carbon Emissions from Thermal Power Plants with DI-RECTIVE 1996/61/EC20. Jordan Markov, Daniela Minkovska. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 189Functional Requirements for Design of Communication Module in a GPS System21. Georgi Naydenov. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 197Comparative Analysis of Alternative Virtual Private Network Implementations22. Evdokiya Dimitrova . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 207Investigation of Frequency Asynchronous Starting for Synchronous Turbogenerators23. Evdokiya Dimitrova . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 215Optimization of Frequency Asynchronous Starting24. Illiyana Naydenova. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 221Investigation of the Influence of Different Reaction Pathways on the Detailed KineticModeling of Acetylene Oxidation© 2011 Publishing House of Technical University of Sofia6All rights reserved ISSN 1311-0829
Годишник на Технически Университет - София, т. 61, кн.2, 2011Proceedings of the Technical University - Sofia, v. 61, book 2, 2011Author’s Indexauthor page author page1 A. Terzova 105, 113 19 I. Marinova 105, 1132 A. Todorova 163 20 I. Naydenova 2213 B. Gilev 39 21 J. Markov 1894 C. Gaidau 77, 85 22 K. Stoykov 57, 675 D. Vladeva 9, 19 23 K. Todorova 576 D. Andonov 47 24 L. Stoyanov 133, 143, 1537 D. Stoilov 47 25 M. Durcheva 298 D. Gospodinova 77, 85, 95 26 M. Ivanov 479 D. Sprirov 133 27 M. Iovchev 17910 D. Popov 179 28 P. Dineff 77, 85, 9511 D. Minkovska 189 29 P. Gadjanov 17912 E. Dimitrova 207, 215 30 R. Stanev 4713 G. Bojilov 163, 169 31 R. Tzeneva 95, 12314 G. Naydenov 197 32 S. Staykov 5715 H. Kanchev 143, 153 33 V. Mateev 105, 11316 I. Trendafilov 9, 19 34 V. Lazarov 133, 143, 15317 I. Todorov 47 35 V. Popova 17918 I. Avramova 77, 85 36 Z. Zarkov 133, 143, 153© 2011 Publishing House of Technical University of Sofia7All rights reserved ISSN 1311-0829
Page 1 and 2: ISSN 1311-0829ГОДИШНИК НА
Page 3 and 4: Годишник на Технич
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Page 10 and 11: • If a neutral element 1 of the s
Page 12 and 13: Proof. (i) Since for arbitrary ≀
Page 14 and 15: )is the endomorphism ≀ 0, . . . ,
Page 16 and 17: ∣∣E (k)C n∣ ∣∣ =Propositi
Page 18 and 19: For k = 0 and s = 1 from the last p
Page 20 and 21: Facts concerning semilattices can b
Page 22 and 23: described by the following join-tab
Page 24 and 25: Finally we observe{aj , if i = k(f
Page 26 and 27: Let us consider the endomorphisms f
Page 28 and 29: Proposition 3.8 For any n ≥ 2 in
Page 30 and 31: Cryptographic protocols based on DL
Page 32 and 33: 2.5 Bi-Semigroup Action Problem (BS
Page 35 and 36: Theorem 4.5 [14]. In the center of
Page 37 and 38: The only way we know for an attacke
Page 41 and 42: The exact definitions of points and
Page 43 and 44: FirstIterationSecondIterationx 0 0
Page 45 and 46: * x4. Order of approximationBecause
Page 49 and 50: генератори, присъе
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Годишник на Технич
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Табл.11 2 3 4 5 6 7Загуби
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оцени разхода на ак
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сформатора се нала
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-да допуска претова
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-големи трудности п
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трансформаторът се
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При известно фазов
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KU BHOCHR (12)w w wЗа да се
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aided impregnation of wood and wood
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different as a result of the differ
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Table 2. Carbon peak C s1 component
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esults indicating that the reductio
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Change of Mass M, %100-10-20-30-40
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However, the correlation between re
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Electrical Apparatus and Technologi
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- преходът към стри
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или магнитно изоли
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от лист електротех
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Фиг. 6. Изменение на
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Fig.1 Block structure of proposed o
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Fig.4. Initial and best shape of po
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Fig.8 Calculated initial cogging to
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Octave/Lua interface is a Matlab to
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pends on the results of the thermal
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4. ResultsAs it has been mentioned
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A DC electromagnetic actuators with
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ращ се наблизо пров
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Фиг. 4. Зависимост н
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че максималната то
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3.7. Ефект близост в
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11 c x6T 2 c3c4c5ec p c1c , (2)
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От кривата на макси
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109.598.5Wind speed, m/s87.576.565.
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6. ЗаключениеВ стат
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Фиг.1. Заместваща сх
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където t е времето м
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Бяха проведени и ек
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Представени са рез
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Фиг.3. Архитектури н
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P SC_refP batP WP HGP storP bat_ref
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1500Фиг.9. Модел в Matlab/
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Isc, AVsc, V50403020100-10-20-30-40
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шаване на температ
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При променлив темп
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2. Примерни компютъ
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3.3. Изследване на фо
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алгебра. За целта с
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3.13. Изчисляване на
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Количеството на от
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(CaSO 4 .2H 2 O) (фиг. 3). То
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работят всички инс
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(НДНТ), което за Бъл
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Communications software and hardwar
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puter is running virtualization sof
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execution to the dispatcher applica
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Тунелирането скрив
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управление на ресу
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Фиг.6: Симулационен
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tunnel source 1.1.1.1tunnel destina
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При отворена вериг
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Таблица 3Задвижващ
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Фигура 3.При съотно
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Необходимо е така д
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yследователно:( k )UOsi
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Laskin and Wang presented a detaile
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Figure 2: Temperature dependence of
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An additional analysis obtained at
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