Technology & Engineering - General

The performance of Hydraulic turbine installed in Nepalese power plant was studied with the efficiency measurements of Jhimruk Hydro Power Plant for Francis turbine and Khimti Hydro Power Plant for Pelton turbine in different units and times. The thermodynamic efficiency measurements were carried out...

There is an increasing interest in nanoscience and nanotechnology due to the new physics and chemistry that are accessible on the nanoscale and because of the large potential for new products and devices that they provide. Therefore, the ability to fabricate structures on the...

To remain competitive, most Manufacturing Enterprises need cost effective and responsive business processes with capability to realise multiple value streams specified by changes in customer needs. To achieve this, there is the need to provide reusable computational representations of organisational structures, processes, information, resources...

Understanding, quantifying, and dealing with supply chain risk in energy sector necessitates the amalgamation of knowledge and techniques from several domains. Some of those domains are critical infrastructure analysis, risk analysis, systems simulation, geographic information systems, and supply chain management. The objective of this...

Oral solid drug particles are sometimes incorporated within a polymer matrix or encapsulated to delay drug release only for short times (Author: Debashis MukhopadhyayISBN-10: 3639203321ISBN-13: 9783639203325Publisher: VDM VerlagLanguage: EnglishPublished: 12/06/2009Pages: 332Format: PaperbackWeight: 1.07lbsSize: 9.00h x 6.00w x 0.74d

With the use of multimedia technologies increasing every day, image compression techniques not only need to incorporate new features but also better performance. This book will present two hybrid image compression algorithms. The first algorithm, a two-way hybrid, combines the fractal image compression algorithm...

In most decision-making and design situations, simultaneously satisfying multiple goals is a trial and error process, and is often inefficient. This trend occurs not only in science and engineering, but also in any discipline involving different people with different intentions, or a single decision-maker...

This work analyses models for two-phase flows and methods for the numerical resolution of these models. It is therefore one contribution to the development of reliable design tools for multiphase applications. Such tools are needed and expected by engineers in a range of fields....

Solution gas drive is one of the mechanisms by which oil can be produced from the reservoirs. Solution gas drive in heavy oil is well known for its anomalous behavior that shows better performance taking into account the high viscosity of heavy oil. Heavy...

To date the majority of the research related to the development and application of monitoring, diagnostic, and prognostic systems has been exclusive in the sense that only one of the three areas is the focus of the work. While previous research progresses each of...

Companies of the 21st century are faced with increasing demands from the market. These demands are among other things derived from technological innovations and the corresponding development towards a global marketplace. Specific advantages deriving from operating in a global market appear to be exploitable...

Sustainable development is conceptually defined and established for physical urban infrastructure development. The concept of sustainable development is now emphasizing on environmental, economical and social aspect. Enhancement of sustainability especially in urban underground infrastructure development aims to remediate various disturbances evidently caused from the...

"Millimeter-wave" wireless applications are emerging at frequencies from 24 to 110 GHz. Anticipated uses of this spectrum include data transfer, highway safety, intelligent transport, mobile satellite communications, civilian ultrawideband radar, etc. In contrast to most wireless services offered at lower frequencies, typical millimeter-wave applications...

The LHOVRA is the predominant isolated signal control strategy in Sweden. Past-end green was originally incorporated as part of LHOVRA (the "O" function) and was intended to reduce the number of vehicles in the dilemma zone. Coordinated signal control in Sweden is often fixed-time...

This work deals with two challenges that have engaged the scientific community decades now. Namely, our focus is about the interaction among vibrating surfaces and the digitization of the acoustic signals. A micro-transducer array may act as a digital transducer, which can be connected...

Online professional development (OPD) is a recent innovation in K-12 school districts. While many studies have examined the skills and competencies of online instructors few studies have examined online learning for adults through the perspective of instructor beliefs. This qualitative case study examined the...

Methods exploring the application of support vector machine learning (SVM) to still image compression are detailed in both the spatial and frequency domains. In particular the sparse properties of SVM learning are exploited in the compression algorithms. A classic radial basis function neural network...

Modelling of multi-component, multi-phase reacting flows in porous and fractured media is investigated with examples on spontaneous combustion of coal and the extraction of coalbed methane. Chemical reactions, adsorption, gaseous diffusion and changes in transport properties (porosity and permeability) are of particular importance. These...

A grid-connected wind-energy converter system including a matrix converter (MC) is proposed. Two dynamic models are addressed: MC dynamic model, and proposed wind turbine system overall model. The MC dynamic model is valid for both steady-state and transient analyses. In developing the system overall...

Ultrafast spectroscopy has proven to be a versatile and powerful tool for investigating transient phenomena. This book provides fundamental principle and general experimental setup of ultrafast spectroscopy techniques, basic theory of semiconductor carrier dynamics, as well as basic concepts of semiconductor nanostructures. The detailed...

Globally, the transport system faces a paradigmatic shift where, in addition to increased local traffic problems, climate change and depletion of fossil oil reserves will foster a successive transition to renewable fuels and a need for more resource-efficient mobility management and communication alternatives. Foresighted...

Technical writers and illustrators often find it reasonably difficult to understand the exact way technical graphics could be designed for complex procedural tasks. Sometimes the problem is due to the multiple sequences involved in the process, graphical angles, the complexity of individual actions and...

In this monograph we present an Early Cognitive Vision framework that aims at providing a rich and reliable scene representation from visual information. This framework preserves conflicting hypothesis in its early stages, and makes use of feedback mechanisms between different visual processes and layers...

Optical Code Division Multiplexing (OCDMA) is a method used to enable simultaneous transmission of multiple optical data flows over the same fiber using the same wavelength. In OCDMA, isolation between different data flows is achieved using a set of uncorrelated, or loosely correlated, spreading...

This book addresses the experimental and numerical study of vibration-based damage detection (VBDD) techniques in structural health monitoring (SHM) of bridge superstructures. VBDD techniques are global non-destructive evaluation (NDE) techniques. The advantage of VBDD techniques over local NDE techniques is that VBDD techniques can...

Wireless communications systems are evolving to be more diverse in use and more ubiquitous in nature. It is of fundamental importance that we consume the resources available in such systems, i.e., bandwidth and energy, to preserve room for more users and to preserve longevity....

Author: Manisha JaveriISBN-10: 3639086732ISBN-13: 9783639086737Publisher: VDM Verlag Dr. Mueller E.K.Language: EnglishPublished: 10/28/2008Pages: 192Format: PaperbackWeight: 0.58lbsSize: 9.00h x 6.00w x 0.41d

This work describes the first size dependent magnetic separation in nanoscale by using rust like iron oxide. Magnetite (Fe3O4) nanocrystals of high quality and uniform size (4 nm to 33 nm) were synthesized. Batch synthesis was shown to go up to 20 grams which...

In this book, various solution based deposition methods for carbon nanotube based thin films are discussed. Then extensive studies about the transport properties are presented, including density, temperature, voltage, and frequency dependence. The density study of the conductivity of rare networks reveals two-dimensional percolation...

This book establishes a comprehensive understanding of the role that shaft stiffness plays in executing a golf drive. A thorough set of experiments was conducted to answer explicit questions related to this goal. Specifically, how does shaft stiffness affect clubhead speed and how does...

Terrestrial Trunked Radio (TETRA), a complex communication system is mainly used by public safety organisations. As the TETRA technology is included in a category of industrial goods called complex products and systems (CoPS), this communication system is the candidate CoPS example. In all business...

Phosphorus removal for small-scale wastewater applications were investigated using adsorption and coagulation. Alum sludge, a waste residual generated in water treatment utilities, was used for treatment of orthophosphate. Bench scale experiments were designed to evaluate the effectiveness for phosphorus removal. Tests were conducted on...

In this book, Ben Kraal has developed new approaches, informed by the sociology of Actor-Network Theory, for investigating users of complex socio-techical systems. These approaches are illustrated through an investigation of users of Desktop Speech Recognition systems. By examining current users of Desktop Speech...

This book describes empirical research undertaken into intuitive inter-action. This research is significant because it impacts on everyday use of everyday devices by everyday people, and has the potential to affect the ways in which products are designed and, more importantly, the ways in...

A new bottom-up nanotechnology approach is presented here: It starts with organic synthesis of functionalised materials and includes self-assembled growth of nanofibers, which are proven to be highly functional for future sub-micron optoelectronics. This approach combines organic chemistry (transition metal catalysed cross-coupling reactions) and...

Author: Alexander MrazISBN-10: 3639017757ISBN-13: 9783639017755Publisher: VDM Verlag Dr. Mueller E.K.Language: EnglishPublished: 05/20/2008Pages: 220Format: PaperbackWeight: 0.66lbsSize: 9.00h x 6.00w x 0.46d

electromechanical devices in power generation and drive systems. It highlights the importance of improving the performance and energy efficiency of electrical machines, which consume a significant portion of global electricity. The book focuses on optimization techniques to enhance efficiency, increase torque/power density, reduce torque...

"Harnessing Chaos: Nonlinear Dynamics in Integrated Energy Harvesting Systems" delves into a new frontier of energy harvesting technology. The title uses "chaos" to represent the complex and unpredictable behavior that can occur in nonlinear systems, which are those where the output is not directly...

The Art of the Ultrashort Pulse: Unveiling the Hidden World with Lasers" dives into the world of ultrafast lasers, capable of generating incredibly brief pulses of light. Imagine this book as your guide to a high-speed camera, capturing phenomena invisible to the naked eye....

From Speed to Cores: How Multi-Core Processors Changed Computing" chronicles the revolution in processing power. It tells the story of how computers relied on ever-increasing clock speeds, but eventually hit a wall. The book then dives into the groundbreaking leap to multi-core processors. You'll...

"Shrinking Giants" isn't about shrinking people, but about the incredible world of miniaturization! This book delves into the revolution of nanomaterials - those a million times smaller than a grain of sand. Discover how these tiny giants are transforming computing. Explore how they're making...

This title offers several advantages: Intrigue: "Beyond the Static" sparks curiosity about the unexpected connection. Clarity: "Einstein's Gravity" and "Expanding Universe" clearly define the focus. Cosmic Link: "Cosmic Connection" emphasizes the surprising relationship. Here's a breakdown of the content it could cover: A Puzzling...

"Nature's Blueprints: Unraveling the Secrets of Crystal Design" delves into the fascinating world of crystal formation, unveiling the hidden instructions that dictate their structures. Imagine nature's own set of blueprints, a code that determines how atoms arrange themselves into the dazzling arrays we see...

The Standard Model: A Stepping Stone to New Discoveries" takes a more positive approach to the Standard Model of particle physics. It acknowledges the Standard Model's success as a foundation for understanding the universe's basic building blocks and the forces that govern them. This...

"Falling Short: The Limits of Traditional Conservation and the Need for New Approaches" sounds like a thought-provoking book that tackles the challenges faced by environmental protection efforts. Here's a description in under 150 words: "Falling Short" exposes the limitations of current conservation strategies. We've...

Multimodal Approaches to Speaker State Identification: Emotion, Sentiment, and Novel Modalities explores cutting-edge methods for identifying speaker states using diverse data inputs. Beyond traditional emotions, this research integrates new modalities such as gesture recognition, facial expression analysis, and linguistic patterns to capture subtle nuances...

This title offers several advantages: Intrigue: "Decoding Nature's Sculptor" sparks curiosity about the unexpected role of physics. Clarity: "Physics" and "Biological Form" clearly define the focus. Action: "Shapes" emphasizes the active role of physics in development. Here's a breakdown of the content it could...

Gas turbines are marvels of engineering, capable of converting natural gas or other fuels into mechanical energy with remarkable efficiency. They play a pivotal role in various applications, including power generation, aviation propulsion, and industrial processes. However, the relentless nature of their operation exposes...

LEDs hold immense potential to illuminate a sustainable future. However, challenges remain for them to truly shine. One hurdle is the "color gap" - achieving vibrant, natural light colors across the spectrum, especially warm white tones. Additionally, the high initial cost of some LED...

"The Nonlinear Dance: Optimizing Energy Conversion with Piezoelectric Systems" explores the fascinating world of piezoelectric materials and how they can be used to harvest energy. The title uses "nonlinear dance" to represent the complex interplay between mechanical stress, electrical response, and the specific properties...