Energosberegayushchie Rezhimy Elektrotekhnicheskogo Kompleksa
ISBN: 9783846541883 / Rosyjski / Miękka / 156 str. Termin realizacji zamówienia: ok. 5-8 dni roboczych. Energosberegayushchie meropriyatiya mozhno uslovno razdelit na dve gruppy: tekhnicheskie meropriyatiya, pozvolyayushchie snizhat energopotreblenie za schet izmeneniya ustroystva ili komplektnosti tekhnologicheskikh ustanovok; organizatsionnye meropriyatiya, pozvolyayushchie snizhat energopotreblenie za schet izmeneniya rezhimov raboty tekhnologicheskogo oborudovaniya. Maksimalnyy energosberegayushchiy effekt dostigaetsya pri vnedrenii kak tekhnicheskikh tak i organizatsionnykh meropriyatiy. Vnedrenie organizatsionnykh meropriyatiy, kak pravilo, ne trebuet kapitalnykh zatrat, chto pozvolyaet...
Energosberegayushchie meropriyatiya mozhno uslovno razdelit na dve gruppy: tekhnicheskie meropriyatiya, pozvolyayushchie snizhat energopotreblenie za ...
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cena:
307,23 zł |
Ustroystva Kontrolya Sostoyaniya Stal'nykh Kanatov
ISBN: 9783846599006 / Rosyjski / Miękka / 152 str. Termin realizacji zamówienia: ok. 5-8 dni roboczych. Naibolee effektivnymi metodami kontrolya sostoyaniya stalnykh kanatov yavlyayutsya elektromagnitnye metody narazrushayushchego kontrolya. Sushchestvuyushchie ustroystva kontrolya opredelyayut lish chast povrezhdeniy, narushayushchikh normalnoe funktsionirovanie stalnykh kanatov, i imeyut v svoem sostave elektromagnitnyy preobrazovatel, obespechivayushchiy pereraspredelenie i registratsiyu potokov energii magnitnogo polya pri vzaimodeystvii s kontroliruemym ob"ektom - stalnym kanatom. Proektirovanie elektromagnitnykh preobrazovateley s ispolzovaniem metodov, traditsionnykh dlya...
Naibolee effektivnymi metodami kontrolya sostoyaniya stalnykh kanatov yavlyayutsya elektromagnitnye metody narazrushayushchego kontrolya. Sushchestvuy...
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cena:
307,23 zł |
Izotropnyy Metamaterial Na Osnove Dielektricheskikh Rezonatorov
ISBN: 9783847301370 / Rosyjski / Miękka / 132 str. Termin realizacji zamówienia: ok. 5-8 dni roboczych. Metamaterialy - eto novoe napravlenie sovremennoy elektrodinamiki, izuchayushchee iskusstvennye struktury s unikalnymi volnovymi svoystvami. Svoystva takikh struktur opredelyayutsya ne otdelnymi elementami, sostavlyayushchimi strukturu, a ee makroskopicheskimi parametrami. Dannaya rabota posvyashchena rassmotreniyu ryada modeley izotropnykh metamaterialov, sostoyashchikh iz dielektricheskikh sfericheskikh rezonatorov raznogo razmera. V rabote rassmotreny razlichnye varianty upakovki dielektricheskikh rezonatorov v kubicheskie struktury, sokhranyayushchie simmetriyu sistemy v tselom. Privedeny...
Metamaterialy - eto novoe napravlenie sovremennoy elektrodinamiki, izuchayushchee iskusstvennye struktury s unikalnymi volnovymi svoystvami. Svoystva ...
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cena:
307,23 zł |
Rekonstruktsiya Tokovykh Istochnikov Serdtsa V Obratnoy Zadache EKG
ISBN: 9783847332787 / Rosyjski / Miękka / 156 str. Termin realizacji zamówienia: ok. 5-8 dni roboczych. Reshaetsya obratnaya zadacha elektrokardiografii - zadacha opredeleniya kharakteristik tokovykh istochnikov serdtsa po izmerennym elektricheskim potentsialam na poverkhnosti grudnoy kletki. Rassmatrivayutsya algoritmy rekonstruktsii ekvivalentnykh tokovykh istochnikov po izmerennym potentsialam, pozvolyayushchie opredelit geometricheskie parametry kvaziepikarda i raspredelenie tokovykh istochnikov na kvaziepikarde. Predlozheny spektralnyy i algebraicheskiy algoritmy rekonstruktsii. Razrabotana ob"emnaya dinamicheskaya model bioelektricheskoy aktivnosti serdtsa, otrazhayushchaya ego geometriyu...
Reshaetsya obratnaya zadacha elektrokardiografii - zadacha opredeleniya kharakteristik tokovykh istochnikov serdtsa po izmerennym elektricheskim poten...
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cena:
307,23 zł |
Sistema Upravleniya Udalennymi Obektami Na Osnove Seti GSM
ISBN: 9783848411504 / Rosyjski / Miękka / 152 str. Termin realizacji zamówienia: ok. 5-8 dni roboczych. V rabote predlozheny novye matematicheskie modeli potokov zaprosov v informatsionno-izmeritelnoy i upravlyayushchey sisteme i provedeno modelirovanie s pomoshchyu setey Petri-Markova, v kotorykh sostoyanie seti opredelyaetsya vektorom, obshchiy kharakter izmeneniya kotorogo predstavlyaet soboy sluchaynye bluzhdaniya po prostranstvu so sluchaynym vremenem prebyvaniya v kazhdom sostoyanii. Razrabotana model podsistemy sbora izmeritelnoy informatsii s shinnoy i veernoy organizatsiey v vide seti Petri-Markova. Predlozhena obobshchennaya struktura informatsionno-izmeritelnoy i upravlyayushchey...
V rabote predlozheny novye matematicheskie modeli potokov zaprosov v informatsionno-izmeritelnoy i upravlyayushchey sisteme i provedeno modelirovanie ...
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cena:
307,23 zł |
Non-Destructive Testing by Magnetic Techniques
ISBN: 9783848422074 / Angielski / Miękka / 140 str. Termin realizacji zamówienia: ok. 5-8 dni roboczych. The book covers the subject of NDT (Non-Destructive Test) applied to the case of magnetic techniques (magneto-inductive method), mainly on the field of rope transportation, but also offers a strong analysis of other possible application fields of the technology (as an example, NDT of metallic sheet). Mechanical design, electronic design and also acquisition system development and software design are covered inside the book, and experimental and on-field results are presented.
The book covers the subject of NDT (Non-Destructive Test) applied to the case of magnetic techniques (magneto-inductive method), mainly on the field o...
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cena:
307,23 zł |
Millimeter-Wave Analog to Digital Converters
ISBN: 9783848432738 / Angielski / Miękka / 128 str. Termin realizacji zamówienia: ok. 5-8 dni roboczych. While data converters have been around for nearly nighty years, mm-wave data converters are still in their infancy. Only recently the 40-GHz sampling barrier was broken with the introduction of the next generation high-speed sampling oscilloscopes. Meanwhile, data communication is the main driving force behind mm-wave data converter development. As with any mm-wave circuit, designers must go beyond simply relying on technology advancement to archives acceptable performance. Careful device and passive modeling is critical and systematic design methodology may offer repeatable and scalable...
While data converters have been around for nearly nighty years, mm-wave data converters are still in their infancy. Only recently the 40-GHz sampling ...
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cena:
307,23 zł |
Procesamiento de Señales con Dispositivos de Fibra Óptica
ISBN: 9783848454402 / Hiszpański / Miękka / 164 str. Termin realizacji zamówienia: ok. 5-8 dni roboczych. En este trabajo se presenta una tecnica de procesamiento de senales basada en la teoria de la dualidad espacio-tiempo utilizando dispositivos de fibra optica. Se describen brevemente las caracteristicas de los componentes dispersivos: fibra optica y redes de Bragg; y modulacion de fase mediante moduladores electro-opticos y procesos no lineales en fibra optica. Combinando apropiadamente propagacion dispersiva y modulacion cuadratica de fase, se desarrollaron aplicaciones para la generacion y regeneracion de senales pulsadas basadas en el efecto de las autoimagenes temporales, y un metodo de...
En este trabajo se presenta una tecnica de procesamiento de senales basada en la teoria de la dualidad espacio-tiempo utilizando dispositivos de fibra...
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cena:
307,23 zł |
FPGA Implementation of a Reconfigurable Baseband Modem for SDR System
ISBN: 9783848486809 / Angielski / Miękka / 160 str. Termin realizacji zamówienia: ok. 5-8 dni roboczych. Progress in wireless communication enables a person to ring up a friend, send a message, or connect to some website through internet while he is roaming about the world. Although different regions support different communication standards and multimedia services, it is the software defined radio (SDR) framework that ensures enjoyment of such services to a globe-trotter by using only a single handheld wireless device. The work recorded in this thesis aims at designing and developing a common baseband processor which is an important component of an SDR system. Any wireless communication system...
Progress in wireless communication enables a person to ring up a friend, send a message, or connect to some website through internet while he is roami...
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cena:
307,23 zł |
Ldpc Coded Ofdm and It's Application to Dvbt2 Dvbs2 an IEEE 80216e
ISBN: 9783659243424 / Angielski / Miękka / 136 str. Termin realizacji zamówienia: ok. 5-8 dni roboczych. Since the invention of Information Theory by Shannon in 1948, coding theorists have been trying to come up with coding schemes that will achieve capacity dictated by Shannons Theorem. The most successful two coding schemes among many are the LDPCs and Turbo codes. In this thesis, we focus on LDPC codes and in particular their usage by the second generation terrestrial digital video broadcasting (DVB-T2), second generation satellite digital video broadcasting (DVB-S2) and IEEE 802.16e mobile WiMAX standards. Low Density Parity Check (LDPC) block codes were invented by Gallager in 1962 and they...
Since the invention of Information Theory by Shannon in 1948, coding theorists have been trying to come up with coding schemes that will achieve capac...
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cena:
307,23 zł |
Self Tunable Piezoelectric Energy Harvester
ISBN: 9783659336645 / Angielski / Miękka / 124 str. Termin realizacji zamówienia: ok. 5-8 dni roboczych. Piezoelectric energy harvesting technologies have received a great attention during the last decade to design self-powered microelectronic devices such as wireless sensor nodes (WSN). Piezoelectric energy harvester (PEH) produces maximum power when its natural frequency closely matches the excitation vibration frequency. In most of real-time applications, frequency of the vibration source is not constant but it is time-varying. Hence, the piezoelectric energy harvester has to be "self tunable" in order to guarantee that its natural frequency closely matches with the excitation frequency....
Piezoelectric energy harvesting technologies have received a great attention during the last decade to design self-powered microelectronic devices suc...
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cena:
307,23 zł |
Wavelets Technique for Antennas
ISBN: 9783659338526 / Angielski / Miękka / 160 str. Termin realizacji zamówienia: ok. 5-8 dni roboczych. The numerical solution of complex electromagnetic problems via heterogeneous solution methods is proposed. This book presents a hybrid technique, which combines the desirable features of the method of moments (MoM) and wavelet transform. This technique is used to analyze large-scale problems. The discrete wavelet, and wavelet packet transforms (DWT, WPT) are used to sparsify the method of moments (MoM) matrix for large scale problems. which results in a great improvement in the computer storage size and also a reduction in the computational time.An algorithm based on the adaptive basis...
The numerical solution of complex electromagnetic problems via heterogeneous solution methods is proposed. This book presents a hybrid technique, whic...
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cena:
307,23 zł |
Control Directo de Potencia de inversores conectados a la red
ISBN: 9783844344790 / Hiszpański / Miękka / 160 str. Termin realizacji zamówienia: ok. 5-8 dni roboczych. La electrónica de potencia juega un papel fundamental en las nuevas redes eléctricas, en las que es cada vez más común encontrar inversores entre los generadores y la red. En este escenario, las exigencias sobre el inversor se han ido incrementando en los últimos años: mejores respuestas dinámicas, adaptabilidad ante fallos la red, etc. Esto ha propiciado la aparición de nuevas estrategias de control, como el Control Directo de Potencia (CDP). En este libro se presenta un estudio del CDP aplicado a inversores conectados a la red. Previamente se hace una revisión de las principales...
La electrónica de potencia juega un papel fundamental en las nuevas redes eléctricas, en las que es cada vez más común encontrar inversores entre ...
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cena:
307,23 zł |
High Speed MUX/DMUX Using All-Time-On CMOS Logic
ISBN: 9783639510720 / Angielski / Miękka / 160 str. Termin realizacji zamówienia: ok. 5-8 dni roboczych. |
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307,23 zł |
Sampling Theory in the Auditing of Nuclear Materials Accountancy
ISBN: 9783844365429 / Angielski / Miękka / 220 str. Termin realizacji zamówienia: ok. 5-8 dni roboczych. |
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307,23 zł |
Numerical Study of Plasmon Resonances in Nanoparticles
ISBN: 9783659119736 / Angielski / Miękka / 156 str. Termin realizacji zamówienia: ok. 5-8 dni roboczych. |
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307,23 zł |
Mobile Broadband Communications
ISBN: 9783639413540 / Angielski / Miękka / 160 str. Termin realizacji zamówienia: ok. 5-8 dni roboczych. |
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cena:
307,23 zł |
Sustainable Power Management of Microelectronic Systems
ISBN: 9783639439748 / Angielski / Miękka / 128 str. Termin realizacji zamówienia: ok. 5-8 dni roboczych. |
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cena:
307,23 zł |
Analytical modelling of Plasma Immersion Ion Implantation
ISBN: 9783659105524 / Angielski / Miękka / 124 str. Termin realizacji zamówienia: ok. 5-8 dni roboczych. |
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cena:
307,23 zł |
Thermal Mismatch Stresses
ISBN: 9783846505052 / Angielski / Miękka / 144 str. Termin realizacji zamówienia: ok. 5-8 dni roboczych. |
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cena:
307,23 zł |