| Поиск по каталогу |
|
(строгое соответствие)
|
- Профессиональная
- Научно-популярная
- Художественная
- Публицистика
- Детская
- Искусство
- Хобби, семья, дом
- Спорт
- Путеводители
- Блокноты, тетради, открытки
 | Отрасли знаний: Инженерные дисциплины -> Электротехника и электроника Mahmoud A. Attia,Almoataz Y. Abdelaziz and Metwally A. Elsharkawy Optimal Allocation of FACTS Devices in Electrical Power Systems. A Genetic Algorithm Based Approach 2013 г., 124 стр., мягкий переплет Deregulated power systems suffer from congestion management problems. Also they cannot fully utilize transmission lines due to excessive power loss that it could cause. FACTS devices such as thyristor-controlled series compensators (TCSC) can, by controlling the power flow in the network, help reducing the flows in heavily loaded lines. Also they... | 33226 тг  |
 | Отрасли знаний: Инженерные дисциплины -> Электротехника и электроника Abderrahim Belhaiba,Mohammed Chraygane and Naama Elghazal Modeling and optimization of high voltage power supply for magnetron. Energy balance of optimized high voltage power supply for magnetron used for the modular microwaves generators 2013 г., 76 стр., мягкий переплет The high voltage power supply for magnetron, used for the modular microwave generators in industrial applications, is a classical design. This system is composed of a single-phase high voltage transformer with shunts supplying a cell, composed of a capacitor and a diode, which doubles the voltage and stabilizes the current. In this case, the... | 21841 тг |
 | Отрасли знаний: Инженерные дисциплины -> Электротехника и электроника Saeed Roshani and Sobhan Roshani Low Power Mixed-mode Circuit Design of SAR ADC. 2013 г., 64 стр., мягкий переплет In this book a novel model for power consuming in the mixed signal system is presented. In the proposed model a power profile of the mixed signal versus frequency is shown and the impacts of the analog and the digital sub sections are determined. The presented model is applied on the 6 bit SARADC. A primary low power 6 bit SARADC is designed for... | 21414 тг |
 | Отрасли знаний: Инженерные дисциплины -> Электротехника и электроника Muhammad Amin Modern Electrical Insulation. 2013 г., 144 стр., мягкий переплет This book is on modern electrical insulation. The insulator is backbone of any transmission/ distribution system. In the past, ceramic insulator have been used since 1880. But sine last three decades people are now using polymeric insulators which are better than ceramics in many respects like, light weight, easy to install, better pollution... | 33936 тг |
 | Отрасли знаний: Инженерные дисциплины -> Электротехника и электроника Dr. Md. Faruk Hossain AUTOMATIC GENERATION CONTROL IN ELECTRICAL POWER SYSTEM. Single-area & Multi-area Power Systems, and Fuzzy based Controllers (FGS, FPIC, and FFC) 2013 г., 188 стр., мягкий переплет Today a power system interruption is far more serious, work is interrupted, and modern domestic heating plants cease operating, the processing material is damaged, transportation is impaired and normal life of whole communities is disrupted. This greater dependence on a continuous supply of electrical energy has developed with the ability to build... | 39855 тг |
 | Отрасли знаний: Инженерные дисциплины -> Электротехника и электроника Rasool Feiz Kerendian Introduction to Photovoltaic and its Modeling. 2013 г., 72 стр., мягкий переплет Renewable energy is undoubtedly an important part of life in the future constitute. The renewable energy are source such as wind energy, solar energy, bio-energy and others that reloaded by natural and it will be one of the important part of power generation in the new millennium. Due to the global warming and pollution, the new energy source is... | 21699 тг |
 | Отрасли знаний: Инженерные дисциплины -> Электротехника и электроника Javad Shemshad Design of Multipoint Fibre Optic Sensors for Gas Detection. 2013 г., 196 стр., мягкий переплет This book has presented a theoretical discussion of and a series of experimental investigations into the spectroscopic measurement of methane concentrations. The methane Q(6) transition of the 2v3 overtone band near-infrared region was considered in this study. Wavelength modulation spectroscopy (WMS) with second harmonic detection (2f) is a... | 41639 тг |
 | Отрасли знаний: Инженерные дисциплины -> Электротехника и электроника Sehun Chun and Jan S. Hesthaven High-order accurate methods for solving Maxwell's equations. Applications to photonic crystals and thin layer coatings 2013 г., 116 стр., мягкий переплет This book contains two applications of high-order accurate methods for solving Maxwell’s equations. The first is the time domain modeling of the electromagnetic wave propagation in photonic crystals to demonstrate the behavior and sensitivity of the frozen mode phenomenon in finite structures with anisotropic materials. Moreover, a PDE... | 29602 тг |
 | Отрасли знаний: Инженерные дисциплины -> Электротехника и электроника Hamed Aly Offshore Wind and Tidal Current Energy Resources. Forecasting, Modeling, and Control 2013 г., 184 стр., мягкий переплет The increasing penetration of renewable energy in the power system grid makes it one of the most important topics in electricity generation, now and into the future. Tidal current energy is one of the most rapidly growing technologies for generating electric energy. Within that frame, tidal current energy is surging to the fore. Forecasting is the... | 41213 тг |
 | Отрасли знаний: Инженерные дисциплины -> Электротехника и электроника Mahmoud Barakat,Said Elmasry and Mohiy Bahgat Power Quality Mitigation Techniques For Renewable Energy Systems. Power Quality Mitigation Techniques For Hybrid PV - Wind Power Generation System - Grid Connected 2013 г., 184 стр., мягкий переплет This book focuses mainly on the Wind and photo voltaic hybrid power generation system which are connected to the main grid. The information of the wind system bases on the wind site of EL-ZAFARANA in Hurgada in Egypt. This study investigates the main parameters which are used to define the power quality of the distributed energy resources to be... | 41213 тг |
 | Отрасли знаний: Инженерные дисциплины -> Электротехника и электроника Syed Meer Kulam Ali I.,Raja K. and Tamilvani P. MPPT Based Wind Energy Conversion System. 2013 г., 76 стр., мягкий переплет In this book shows a novel control approach of a three phase grid connected wind energy conversion system, incorporating a maximum power point tracker for dynamic active power generation jointly with reactive power compensation of distribution utility systems has been presented. Thus the five level multilevel inverter topology were chosen based on... | 21841 тг |
 | Отрасли знаний: Инженерные дисциплины -> Электротехника и электроника Essam M. Shaalan,Sayed Ward and Samy M. Ghania Assessment of Electric Field exposure inside HV Substations. Charge Simulation Technique, Electric Field exposure, High Voltage substations 2013 г., 196 стр., мягкий переплет This Book deals with the assessment of human exposure to electric fields resulting from different high voltage (HV) electrical equipments inside HV substations. This assessment includes the calculations and measurements of HV substation electric fields. These values are compared to the standard limit values. In specific, this study is performed in... | 41639 тг |
 | Отрасли знаний: Инженерные дисциплины -> Электротехника и электроника Mukhzeer Mohamad Shahimin and Sohiful Anuar Zainol Murad Hybrid Micro-Opto Fluidic System. For particles/cells manipulation and sorting 2013 г., 64 стр., мягкий переплет Optical trapping of particles has become a powerful non-mechanical and non-destructive technique for precise particle positioning. The manipulation of particles in the evanescent field of a channel waveguide potentially allows for sorting and trapping of several particles and cells simultaneously. This book is a compilation of studies carried out,... | 27755 тг |
 | Отрасли знаний: Инженерные дисциплины -> Электротехника и электроника Viktor Kuligin,Maria Кorneva and Galina Kuligina Lorentz transformation or parametrical transformation. 2013 г., 52 стр., мягкий переплет It is shown that Galilean parametrical transformation exists. This transformation preserves the unchanged form of Maxwell's equations in the inertial frames. Parametrical transformation is an alternative to the Lorentz transformation. Both transformations yield the same predictions at small relative velocities of inertial frames. The mathematical... | 20988 тг |
 | Отрасли знаний: Инженерные дисциплины -> Электротехника и электроника Azmira Jannat,Chinmoy Bhattacharjee and Uttam Banik Power Transmission Capability Improvement by Power Devices. Flexible Alternating Current Transmission Line Devices Fundamental,Theory & Practical Experiment 2013 г., 60 стр., мягкий переплет In this work, different types of Flexible Alternating Current Transmission Line controller and their performance have been discussed to use in the transmission line. Improvement of transmission capability has been showed by simulation software such as PSpice, Microsoft Visio, Paint and MATLAB/SIMULINK. Different case studies have also been... | 21272 тг |
 | Отрасли знаний: Инженерные дисциплины -> Электротехника и электроника Giriraj Nyati Optical Characteristics of SbSnIn, GeSbTe & AgInSbTe and Device Design. 2013 г., 172 стр., мягкий переплет In this book, an attempt is made to address some of the remaining technical challenges of the phase change optical recording such as higher data storage capacity at lower $/Mb, higher speed data transfer and prolonged thermal & chemical stability of written marks over long usages. The first part of the book provide an insight into the intense... | 40787 тг |
 | Отрасли знаний: Инженерные дисциплины -> Электротехника и электроника Sherif M. Ismael,Said F. Mekhamer and Almoataz Y. Abdelaziz Power System Harmonics in Industrial Electrical Systems. A Techno-Economic Assessment 2013 г., 156 стр., мягкий переплет Power system harmonics cause many problems like equipment failures, malfunctions and plant shutdowns. Accordingly, mitigation of these harmonics is considered an important target especially for the industrial applications where any short downtime period may lead to great economic losses. When a design engineer or an engineering consultant decides... | 35863 тг |
 | Отрасли знаний: Инженерные дисциплины -> Электротехника и электроника Mahdi Jamali Magnetization Dynamics in Magnetic Nanoscale Devices. 2013 г., 160 стр., мягкий переплет Spintronics (also known as magnetoelectronics) is an emerging technology which exploits the intrinsic spin of electrons and its associated magnetic moments, in addition to its fundamental electronic charges. Utilization of the electron’s spins has advantages such as low power consumption, and non-volatility over the conventional electronic... | 36005 тг |
 | Отрасли знаний: Инженерные дисциплины -> Электротехника и электроника Helmy El-Zoghby Controlling Of Two-phase Induction Machine By Supply Phase Shift. Controlling of the Two-Phase Servo Motor by Changing the Phase Difference Angle 2013 г., 172 стр., мягкий переплет In this book a phase-difference angle (PDA) controlled pulse width-modulated (PWM) inverter instead of phase voltage modulation and/or frequency changing is proposed to control the speed, and position of a two-phase induction motor. Several characteristics of a two–phase induction motor driven by the PDA inverter are studied to verify the... | 40787 тг |
 | Отрасли знаний: Инженерные дисциплины -> Электротехника и электроника Yu-Liang Lin A Study of Terahertz Time Domain Spectroscopy. Using Femtosecond Pulse Shaping Technology 2013 г., 96 стр., мягкий переплет In this work, we utilize femtosecond laser pulse shaping technology to study the role of chirp in generation and detection mechanism of Terahertz pulses with LT-GaAs photoconductive antenna. Experimental results show that the PC antenna excited with slightly up-chirped laser will generate THz pulses with higher peak amplitude, total power and... | 28892 тг |
 | Отрасли знаний: Инженерные дисциплины -> Электротехника и электроника Rajesh Kanna G. Design of Electromagnet for Industrial Waste Metal Scraps Cleaning. Developmenting a real time product of electromagnetic hand set for industrial waste metal scraps cleaning 2013 г., 52 стр., мягкий переплет This project presents details of the design and development of an electromagnet for the use of industrial metal scraps cleaning. The method is purely based on numerical approach. Cast steel was used as the material, because of its high permeability and fairly good coercivity. The genesis for the design is based on the phenomenon of attracting... | 27329 тг |
 | Отрасли знаний: Инженерные дисциплины -> Электротехника и электроника Helmy El-Zoghby Response and Control of a Wind Farm of Different Zones and Generators. Dynamic Response And Control Of A Grid Connected Wind Farm With Different Types Of Generators 2013 г., 208 стр., мягкий переплет For a wide areas wind farms,that composed of many connected zones of different wind turbines and different generators, this book aims to study , model , and simulate of a wind farm model that includes a wind turbine and three different types of generators. The proposed generators are , three phase synchronous generator, three phase... | 47389 тг |
 | Отрасли знаний: Инженерные дисциплины -> Электротехника и электроника Kaludewa Sujeewa De Silva and Xun Xu Graphene/ graphene oxide doped Magnesium diboride superconductors. 2013 г., 156 стр., мягкий переплет Owing to the high critical temperature (Tc) of 40 K, intrinsically “weak-link” free grain boundaries, and low fabrication cost, MgB2 is believed to be promising for replacing conventional low Tc superconductors in many cryogen- free applications. Nevertheless, its rapid drop in critical current under applied magnetic field and low critical... | 35863 тг |
 | Отрасли знаний: Инженерные дисциплины -> Электротехника и электроника S. Bini CuInS2 Thin Films For The Fabrication Of CuInS2/CdS Solar Cells. 2013 г., 208 стр., мягкий переплет Today, in this time of scarcity of conventional energy sources, photovoltaics is viewed as an ideal way to produce eco-friendly power. Cost of photovoltaic systems is a key factor affecting large-scale applications. However, improvements in conversion efficiency will help to reduce the cost. It is a challenge to develop new or improved thin-film... | 47389 тг |
 | Отрасли знаний: Инженерные дисциплины -> Электротехника и электроника Arijit Saha Novel Applications of Chromatic Behaviour of Birefringent Networks. 2013 г., 164 стр., мягкий переплет This comprehensive text on chromatic applications of birefringent networks is designed primarily for research works on birefringence, various achromatic retarder combinations, variable retarders and birefringent filters. The book also sums up different birefringent devices used for making a birefringent network. Written with research-centered... | 40503 тг |
