| Поиск по каталогу |
|
(строгое соответствие)
|
- Профессиональная
- Научно-популярная
- Художественная
- Публицистика
- Детская
- Искусство
- Хобби, семья, дом
- Спорт
- Путеводители
- Блокноты, тетради, открытки
Поиск по каталогу
 | Отрасли экономики: Энергетика и электроснабжение Garlapati Chandra Sekhar and P.S Subramanyam Logic Based Protection Of Six Phase Transmission System. 2015 г., 144 стр., мягкий переплет The Demand for Power is increasing day to day and the resources are decaying in the same proportion.The best solution to meet the power demand in future is to convert the existing Double Circuit Three Phase Transmission lines into a compact Six Phase Transmission Line. This conversion will increase the power transfer capability to 1.732 times with... | 36840 тг  |
 | Отрасли экономики: Энергетика и электроснабжение Uktam Salomov 3D multiscale modeling of high temperature PEM fuel cell. 3D pore-scale simulation of the fluid flow through the electrodes of High Temperature PEM Fuel Cell 2015 г., 128 стр., мягкий переплет Fuel cells and hydrogen are two key components for building a competitive, secure, and sustainable clean energy economy, due to possibility to convert diverse fuels directly into electrical power without combustion and a carbon-free fuel that can be produced from renewable resources. However, to become competitive in a market, fuel cells should... | 28044 тг |
 | Отрасли экономики: Энергетика и электроснабжение Jerusha Joseph Study of a Solar-Assisted Air Conditioning System for South Africa. Utilization of solar-thermal energy for absorption cooling 2015 г., 288 стр., мягкий переплет This book focuses on the analysis of the parameters involved in the production of chilled water using solar thermal energy via a single effect Absorption chiller into a storage buffer tank. The study investigates the performances of the solar thermal collector system and the absorption chiller for the four seasons in the year. The capital cost,... | 39535 тг |
 | Отрасли экономики: Энергетика и электроснабжение M. Lutfor Rahman,Rasel A. Sultan and Mohammad Ali Closed Loop Pulsating Heat Pipe. Heat Transfer Characteristics of a Closed Loop Pulsating Heat Pipe with Fin and Wire Insert 2015 г., 160 стр., мягкий переплет Pulsating heat pipes (PHP) have created a newer arena and promising possibilities as passive devices for heat transfer applications, especially suited for thermal management of electronics. A closed loop pulsating heat pipe (CLPHP) made of copper with 2.5 mm ID and 3 mm OD with fin in the condenser section is used in the present work to evaluate... | 42249 тг |
 | Отрасли экономики: Энергетика и электроснабжение Hang Seok Choi and Prakash Parthasarathy Short Handbook on fundamentals of Pyrolysis & Gasification. 2015 г., 64 стр., мягкий переплет Pyrolysis and gasification processes, the two most widely used processes of energy conversion from biomass have been practised by mankind from time immemorial. However, it is after the crude oil crisis, the research world envisaged that these processes are very important to extract energy through alternate means of energy recovery from biomass. As... | 23350 тг |
 | Отрасли экономики: Энергетика и электроснабжение Shahbaz Muhammad,Muhammad Asif Rasheed and Aman Umer Integration of Combine Heat and Power (CHP) with Bio-SNG production. Biomass Gasification, Heat and Power Production 2015 г., 84 стр., мягкий переплет Natural gas reserves are limited as oil reserves and requires a shift towards synthetic fuel such as Synthetic Natural Gas (SNG) is required which can contribute towards cleaner environment. Conventional coal gasification can be replaced with biomass in order to produce synthetic natural gas (SNG). Synthetic natural gas can be used in existing... | 24061 тг |
 | Отрасли экономики: Энергетика и электроснабжение Gherardo Quario Rondo Influence of Inlet Pressure Loss on Performance of a Micro GasTurbine. The way small inlet pressure loss can influence Power and Efficiency of a small Rover 1S/60 Gas Turbine 2015 г., 108 стр., мягкий переплет How Inlet Pressure Loss impacts on Power and Efficiency of a Micro GasTurbine? Through the implementation of tests on an fully equipped test bench and the development of an simple but powerful theorethical model,the answer to this question has been given. Furthermore final results have quantitatively shown that, due to scale effects, ROVER 1S/60... | 32173 тг |
 | Отрасли экономики: Энергетика и электроснабжение Kundan Kumar Fault location in transmission lines by Wavelet analysis. 2015 г., 60 стр., мягкий переплет Transmission line protective relaying is an important aspect of reliable power system operation. Transmission line relaying has evolved into a multifunctional scheme comprising of tasks like detection, classification and location of faults occurring on transmission lines. This work presents a wavelet analysis based approach for estimation of fault... | 23208 тг |
 | Отрасли экономики: Энергетика и электроснабжение Nagla El-Shemy and Karima Haggag Some Studies On Microwave Textile Coloration. 2015 г., 156 стр., мягкий переплет The use of microwave energy for processing materials has the potential to offer many advantages in reduced processing times and energy savings. In conventional thermal processing, energy is transferred to the material through convection, conduction, and radiation of heat from the surfaces of the material. In contrast, microwave energy is delivered... | 37267 тг |
 | Отрасли экономики: Энергетика и электроснабжение Ramy Nashed Ta-W-O nanostructured photoanodes for enhanced solar fuel production. Experimental and density functional theory investigation 2015 г., 92 стр., мягкий переплет The book presents density functional theory (DFT) as an efficient way to design photo anodes for solar-driven hydrogen production. We briefly introduce the physics and chemistry behind DFT and why it was initially inefficient in the design of photo anodes. We provide an effective method within DFT to design efficient photo anodes for solar-driven... | 31605 тг |
 | Отрасли экономики: Энергетика и электроснабжение Yaroslav Doroshenko Gas and Oil Pipeline Bridges, Road and Railway Crossings. Construction, Surveys, Maintenance and Repair 2015 г., 164 стр., мягкий переплет Gas and oil pipelines above-ground crossings through rivers, gorges, ravines and underground crossings through roads and railways is one of the most dangerous, difficult and the most expensive components of the linear part that requires a special approach to their construction, maintenance and repair. The design schemes of oil and gas pipelines... | 27870 тг |
 | Отрасли экономики: Энергетика и электроснабжение Vinayak Badgujar Thermal Energy Storage for Solar Dryers. Applications and Future Scope 2015 г., 120 стр., мягкий переплет Energy storage components improve the energy efficiency of systems by reducing the mismatch between supply and demand. For this purpose, desiccant materials are particularly attractive since they provide a high-energy storage density at a constant temperature which corresponds to the phase transition temperature of the material. The aim of this... | 32599 тг |
 | Отрасли экономики: Энергетика и электроснабжение Debasree Ghosh Modeling of Hydrogen Aided Diesel-Producer Gas Dual Fuel CI Engine. 2015 г., 96 стр., мягкий переплет Diminishing oil reserves and increasing power requirements are posing a steep challenge for researchers to search for alternative fuels and renewable energy sources. So there is a tremendous need for alternative fuels or renewable energy sources or to develop technology to reduce consumption of these fuels especially liquid fuels.Nowadays natural... | 31747 тг |
 | Отрасли экономики: Энергетика и электроснабжение Erkan Gokmen Measurement of Thermal Conductivity of Liquids at Elevated Temperatures. 2015 г., 76 стр., мягкий переплет Binary and ternary mixtures of molten salt nitrates (LiNO3 -NaNO3 and KNO3) are ideal candidates as large scale phase change thermal energy storage materials and as heat transfer fluids for concentrating solar power systems. They have higher specific heat capacities and wider operating temperature ranges (150-600°C) compared to the silicon based... | 23777 тг |
 | Отрасли экономики: Энергетика и электроснабжение Baydaa Kh. Khudhair,Adel M. Salih and Kays A. Al-Taey The Effect of Vibration on Natural Convection Inside Cubic Enclosure. 2015 г., 140 стр., мягкий переплет Up to date, however most of previously mentioned studies have been conducted theoretically and numerically. Only few experimental work could be found implemented to investigate the heat transfer by gravitational vibration of fluid filled enclosure. Therefore the present study in this book aims to corroborate through incorporate experimentally and... | 39602 тг |
 | Отрасли экономики: Энергетика и электроснабжение Saroj Acharya and Mahendra Rath Waste Heat Recovery and Utilization in Diesel Engine. 2015 г., 124 стр., мягкий переплет This book is very essential for energy and power engineering people in energy saving and utilization purpose. Thermal engineers working in energy efficient device should concentrate on these points mentioned in this book and at the same time the environmental pollution is a problem in near future. This technology can be used for energy saving and... | 32741 тг |
 | Отрасли экономики: Энергетика и электроснабжение Malika Ouagued,Abdallah Khellaf and Larbi Loukarfi Hydrogen Production by Thermal Solar System. Application in Algeria 2015 г., 180 стр., мягкий переплет Energy consumption of humans throughout the world increases year by year. In recent decades, an energy crisis is prominent due to high magnitudes of consumption which is mostly harvested from fossil fuels. Unlike fossil fuels, hydrogen is a sustainable and a worldwide-accepted clean energy carrier as it is source-independent and has a high energy... | 39571 тг |
 | Отрасли экономики: Энергетика и электроснабжение Daniela Falc?o and Alexandra Pinto Review on Micro-Direct Methanol Fuel Cells. 2015 г., 52 стр., мягкий переплет Fuel cells have unique technological attributes: efficiency, minimization of moving parts and low emissions. The Direct Methanol Fuel Cell (DMFC) has attracted much attention due to its potential applications as a power source for transportation and portable electronic devices. With the advance of micromachining technologies, miniaturization of... | 17601 тг |
 | Отрасли экономики: Энергетика и электроснабжение Muhammad Aziz Advanced Utilization of Algae for Power Generation. Innovative Integration of Drying, Gasification, and Combined Cycle for Algae 2015 г., 96 стр., мягкий переплет Exploration and research on new sources of energy are conducted continuously. These include the possible energy harvesting from renewable energy, including biomass. Among available biomasses, algae are considered to have very high potential due to their characteristics. Advanced energy harvesting from algae, especially for power generation, with... | 28359 тг |
 | Отрасли экономики: Энергетика и электроснабжение Pablo Gonz?lez Bernal Study and Development of a Photovoltaic Panel Simulator. 2015 г., 68 стр., мягкий переплет The rising cost of conventional energy sources and their environmental impact requires the implementation of renewable energies such the photovoltaic energy, which had increased exponentially in the last years. Thus, it is important to develop emulators that allow the testing and improving these systems. The motivation corresponds to the need for... | 23493 тг |
 | Отрасли экономики: Энергетика и электроснабжение Amrinder Singh Sethi Waste to Energy. 2015 г., 68 стр., мягкий переплет In the present scenario, waste to energy is emerging as a new technique. But its execution in medical field is still missing even in developing countries. The present study investigates the energy potential from medical waste produced by healthcare facilities of Moga city. The study included the collection of generation rates from city hospitals... | 23493 тг |
 | Отрасли экономики: Энергетика и электроснабжение Mohamed Adly Darwish ORC Using Solar Energy. Organic Rankine Cycle based on experimental data, thermodynamic models and case studies 2015 г., 124 стр., мягкий переплет How to effectively utilize low and medium temperature energy is one of the solutions to solve the energy shortage and environmental pollution problems. Solar-thermal power-plants have enjoyed limited success in the energy market to date. The ability to better characterize the performance of existing solar-thermal technologies as well as... | 32741 тг |
 | Отрасли экономики: Энергетика и электроснабжение Joanna E. ?aszczyk and Andrzej J. Nowak The Analysis of a Newborn’s Brain Cooling Process. Measurements and CFD modelling 2015 г., 140 стр., мягкий переплет The brain cooling can be now-a-days considered as a hypothermic therapy which allows to significantly reduce or even fully eliminate results of the hypoxic-ischaemic encephalopathy. Although the therapy has been applied for some years, it still requires a lot of tests to verify the temperature field inside the newborn's brain and whole body during... | 23146 тг |
 | Отрасли экономики: Энергетика и электроснабжение Alexander Beznosov,Tatyana Bokova and Pavel Bokov Technologies and Major Equipment of Circuits Cooled with Pb, Pb-Bi. 2015 г., 632 стр., мягкий переплет Materials have been presented as to experience in creating and operating Russian and partially foreign research and industrial test benches and reactor plants using heavy liquid-metal coolants (HLMC), i.e. lead-bismuth and lead coolants. Main performance data of reactor circuits, major equipment and their design solutions have been described.... | 76921 тг |
 | Отрасли экономики: Энергетика и электроснабжение Janvier Kamanzi Development of a Low Energy Cooling Technology for a Mobile Station. 2015 г., 128 стр., мягкий переплет This book is concerned with the simulations of a primary power supply for a cooling system dedicated to cool a prospective mobile ground station mounted on a truck. The need for cooling is justified by thermal effects on the sensitivity and lifespan of the microwave amplifier in one hand and the comfort of mission operators aboard the mobile... | 32883 тг |
