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Books > Professional & Technical > Civil engineering, surveying & building > Hydraulic engineering > General
Vibration of Hydraulic Machinery deals with the vibration problem which has significant influence on the safety and reliable operation of hydraulic machinery. It provides new achievements and the latest developments in these areas, even in the basic areas of this subject. The present book covers the fundamentals of mechanical vibration and rotordynamics as well as their main numerical models and analysis methods for the vibration prediction. The mechanical and hydraulic excitations to the vibration are analyzed, and the pressure fluctuations induced by the unsteady turbulent flow is predicted in order to obtain the unsteady loads. This book also discusses the loads, constraint conditions and the elastic and damping characters of the mechanical system, the structure dynamic analysis, the rotor dynamic analysis and the system instability of hydraulic machines, including the illustration of monitoring system for the instability and the vibration in hydraulic units. All the problems are necessary for vibration prediction of hydraulic machinery.
It is clear that hydraulic research is developing beyond traditional civil engineering to satisfy increasing demands in natural hazards assessment and also environmental research. Our ability to describe processes in nature rests on the observation and experimental methods as well as on theoretical basics of various disciplines. Under such conditions experimental methods draw from various areas of human activities and research, i.e. from physics, biology, chemistry, aerospace research, oceanic research etc. The current volume is the result of a meeting that took place during the 30th International School of Hydraulics in Poland and presents both the state-of-the-art and ongoing research projects in which experimental methods play a key role. Authors from numerous leading laboratories and from various countries guarantee a representative sample of different studies at the frontier of the field"
This handbook covers smart manufacturing development, processing, modifications, and applications. It provides a complete understanding of the recent advancements in smart manufacturing through its various enabling manufacturing technologies, and how industries and organizations can find the needed information on how to implement smart manufacturing towards sustainability of manufacturing practices. Handbook of Smart Manufacturing: Forecasting the Future of Industry 4.0 covers all related advances in manufacturing such as the integration of reverse engineering with smart manufacturing, industrial internet of things (IIoT), and artificial intelligence approaches, including Artificial Neural Network, Markov Decision Process, and Heuristics Methodology. It offers smart manufacturing methods like 4D printing, micro-manufacturing, and processing of smart materials to assist the biomedical industries in the fabrication of human prostheses and implants. The handbook goes on to discuss how to accurately predict the requirements, identify errors, and make innovation for the manufacturing process more manageable by implementing various advanced technologies and solutions into the traditional manufacturing process. Strategies and algorithms used to incorporate smart manufacturing into different sectors are also highlighted within the handbook. This handbook is an invaluable resource for stakeholders, industries, professionals, technocrats, academics, research scholars, senior graduate students, and human healthcare professionals.
Outstanding advances have been achieved on Earthquake Geotechnical Engineering and Microzonation in the last decade mostly due to the increase in the recorded instrumental in-situ data and large number of case studies conducted in analyzing the observed effects during the recent major earthquakes. During the 15th International Conference on Soil Mechanics and Geotechnical Engineering held in Istanbul in August 2001, the Technical Committee of Earthquake Geotechnical Engineering, (TC4) of the International Society of Soil Mechanics and Geotechnical Engineering organised a regional seminar on Geotechnical Earthquake Engineering and Microzonation where an effort has been made to present the recent advances in the field by eminent scientists and researchers. The book idea was first suggested by the participants of this seminar. The purpose of this book as well as of the seminar was to present the broad spectrum of earthquake geotechnical engineering and seismic microzonation including strong ground motion, site characterisation, site effects, liquefaction, seismic microzonation, solid waste landfills and foundation engineering. The subject matter requires multidisciplinary input from different fields of engineering seismology, soil dynamics, geotechnical and structural engineering. The chapters in this book are prepared by some of the distinguished lecturers who took part in the seminar supplemented with contributions of few distinguished experts in the field of earthquake geotechnical engineering. The editor would like to express his gratitude to all authors for their interest and efforts in preparing their manuscripts. Without their enthusiasm and support, it would not have been possible to complete this book.
The book includes a section on cavitation in hydraulic structures and a concise introduction to the physics of cavitation and application to hydraulic structures. It applies the laws of similitude to the use of physical models to improve hydraulic design and computer programs for the numerical solution of unsteady flow in closed and open channels.
The Fourteenth International Tsunami Symposium held from 31 July to 3 August 1989 in Novosibirsk, U.S.S.R., was sponsored by the International Union of Geodesy and Geophysics. Sixty-five scientists from 13 countries met to exchange information on recent advances in tsunami research. The Symposium was a great success due to the enthusiasm of the participants, the quality of research presented, and the great organization provided by the Soviet hosts. Teams of dedicated workers, under the fine leadership of Academician A. S. Alexseev and Dr V. K. Gusiakov, blended social and scientific activities in a memorable fashion. The 62 presentations of the Symposium were divided into six areas of research: generation (7), propagation (12), coastal effects (10), observations (11), seismics and tectonics (10), and hazard mitigation (12). A summary of the research presented appears as the first article in this special issue. Following the Symposium, a team of session chairmen nominated 20 of these oral presentations to be published in a special issue devoted to the International Tsunami Symposium.
A growing proportion of the world's population is dependent on Seawater Desalination as a source of fresh water for both potable and civil use. One of the main drawbacks of conventional desalination technologies is the substantial energy requirement, which is facing cost increases in the global energy market. "Seawater Desalination" presents an overview of conventional and non-conventional technologies, with a particular focus on the coupling of renewable energies with desalination processes. The first section of this book presents, in a technical but reader-friendly way, an overview of currently-used desalination processes, from thermal to membrane processes, highlighting the relevant technical features, advantages and disadvantages, and development potential. It also gives a rapid insight into the economic aspects of fresh water production from seawater. The second section of the book presents novel processes which use Renewable Energies for fresh water production. From the first solar still evaporators, which artificially reproduced the natural cycle of water, technology has progressed to develop complex systems to harness energy from the sun, wind, tides, waves, etc. and then to use this energy to power conventional or novel desalination processes. Most of these processes are still at a preliminary stage of development, but some are already being cited as examples in remote areas, where they are proving to be valuable in solving the problems of water scarcity. A rapid growth in these technologies is foreseen in the coming years. This book provides a unique foundation, within the context of present and future sustainability, for professionals, technicians, managers, and private and public institutions operating in the area of fresh water supply.
This study discusses issues of optimal water management in a
complex distribution system. The main elements of the
water-management system under consideration are retention
reservoirs, among which water transfers are possible, and a network
of connections between these reservoirs and water treatment plants
(WTPs). System operation optimisation involves determining the
proper water transport routes and their flow volumes from the
Handbook of Usability and User Experience: Methods and Techniques is concerned with emerging usability and user experience in design concepts, theories and applications of human factors knowledge focusing on the discovery, design and understanding of human interaction and usability issues with products and systems for their improvement. This volume presents methods and techniques to design products, systems and environments with good usability, accessibility and user satisfaction. It introduces the concepts of usability and its association with user experience, and discusses methods and models for usability and UX. It also introduces relevant cognitive, cultural, social and experiential individual differences, which are essential for understanding, measuring and utilizing these differences in the study of usability and interaction design. In addition, the book discusses the use of usability assessment to improve healthcare, the relationship between usability and user experience in the built environment, the state-of-the-art review of usability and UX in the digital world, usability and UX in the current context, and emerging technologies. We hope that this first of two volumes will be helpful to a large number of professionals, students and practitioners who strive to incorporate usability and user experience principles and knowledge in a variety of applications. We trust that the knowledge presented in this volume will ultimately lead to an increased appreciation of the benefits of usability and incorporate the principles of usability and user experience knowledge to improve the quality, effectiveness and efficiency of consumer products, systems and environments in which we live.
Open channel hydraulics has always been a very interesting domain of scienti c and engineering activity because of the great importance of water for human l- ing. The free surface ow, which takes place in the oceans, seas and rivers, can be still regarded as one of the most complex physical processes in the environment. The rst source of dif culties is the proper recognition of physical ow processes and their mathematical description. The second one is related to the solution of the derived equations. The equations arising in hydrodynamics are rather comp- cated and, except some much idealized cases, their solution requires application of the numerical methods. For this reason the great progress in open channel ow modeling that took place during last 40 years paralleled the progress in computer technique, informatics and numerical methods. It is well known that even ty- cal hydraulic engineering problems need applications of computer codes. Thus, we witness a rapid development of ready-made packages, which are widely d- seminated and offered for engineers. However, it seems necessary for their users to be familiar with some fundamentals of numerical methods and computational techniques applied for solving the problems of interest. This is helpful for many r- sons. The ready-made packages can be effectively and safely applied on condition that the users know their possibilities and limitations. For instance, such knowledge is indispensable to distinguish in the obtained solutions the effects coming from the considered physical processes and those caused by numerical artifacts.
This book discusses the radical technological changes occurring due to Industry 4.0, with a focus on offering a better understanding of the Fourth Industrial Revolution. It also presents a detailed analysis of interdisciplinary knowledge, numerical modeling and simulation, and the application of cyber-physical systems, where information technology and physical devices create synergic systems leading to unprecedented efficiency. The book focuses on industrial applications of automation and robotics. It covers recent developments and trends occurring in both computer-aided manufacturing techniques, as well as computer-aided assembly techniques. Robots using embedded systems and artificial intelligence applications are also covered. Industrial Automation and Robotics: Techniques and Applications offers theoretical results, practical solutions, and guidelines that are valuable for both researchers and those working in the area of engineering.
Each year more than 200 million people are affected by floods, tropical storms, droughts, earthquakes, and also operational failures, wars, terrorism, vandalism, and accidents involving hazardous materials. These are part of the wide variety of events that cause death, injury, and significant economic losses for the countries affected. In an environment where natural hazards are present, local actions are decisive in all stages of risk management: in the work of prevention and mitigation, in rehabilitation and reconstruction, and above all in emergency response and the provision of basic services to the affected population. Commitment to systematic vulnerability reduction is crucial to ensure the resilience of communities and populations to the impact of natural and manmade hazards. Current challenges for the water and sanitation sector require an increase in sustainable access to water and sanitation services in residential areas, where natural hazards pose the greatest risk. In settlements located on unstable and risk-prone land there is growing environmental degradation coupled with extreme conditions of poverty that increase vulnerability. The development of local capacity and risk management play vital roles in obtaining sustainability of water and sanitation systems as well as for the communities themselves. Unfortunately water may also represent a potential target for terrorist activity or war conflict and a deliberate contamination of water is a potential public health threat. An approach which considers the needs of communities and institutions is particularly important in urban areas affected by armed conflict. Risk management for large rehabilitation projects has to deal with major changes caused by conflict: damaged or destroyed infrastructure, increased population, corrupt or inefficient water utilities, and impoverished communities. Water supply and sanitation are amongst the first considerations in disaster response. The greatest water-borne risk to health in most emergencies is the transmission of faecal pathogens, due to inadequate sanitation, hygiene and protection of water sources. However, some disasters, including those involving damage to chemical and nuclear industrial installations, or involving volcanic activity, may create acute problems from chemical or radiological water pollution. Sanitation includes safe excreta disposal, drainage of wastewater and rainwater, solid waste disposal and vector control. This book is based on the discussions and papers prepared for the NATO Advanced Research Workshop that took place in Ohrid, Macedonia under the auspices of the NATO Security Through Science Programme and addressed problems Risk management of water supply and sanitation systems impaired by operational failures, natural disasters and war conflicts. The main purpose of the workshop was to critically assess the existing knowledge on Risk management of water supply and sanitation systems, with respect to diverse conditions in participating countries, and promote close co-operation among scientists with different professional experience from different countries. The ARW technical program comprised papers on 4 topics: (a) Vulnerability of Wastewater and Sanitation Systems, (b) Vulnerability of Drinking Water Systems, (c) Emergency response plans, and (d) Case studies from regions affected by Drinking Water System, Wastewater and Sanitation System failures.
Unique, cutting-edge material on structural dynamics and natural forces for offshore structures Using the latest advances in theory and practice, Dynamics of Offshore Structures, Second Edition is extensively revised to cover all aspects of the physical forces, structural modeling, and mathematical methods necessary to effectively analyze the dynamic behavior of offshore structures. Both closed-form solutions and the Mathematica software package are used in many of the up-to-date example problems to compute the deterministic and stochastic structural responses for such offshore structures as buoys; moored ships; and fixed-bottom, cable-stayed, and gravity-type platforms. Throughout the book, consideration is given to the many assumptions involved in formulating a structural model and to the natural forces encountered in the offshore environment. These analyses focus on plane motions of elastic structures with linear and nonlinear restraints, as well as motions induced by the forces of currents, winds, earthquakes, and waves, including the latest theories and information on wave mechanics. Topics addressed include multidegree of freedom linear structures, continuous system analysis (including the motion of cables and pipelines), submerged pile design, structural modal damping, fluid-structure-soil interactions, and single degree of freedom structural models that, together with plane wave loading theories, lead to deterministic or time history predictions of structural responses. These analyses are extended to statistical descriptions of both wave loading and structural motion. Dynamics of Offshore Structures, Second Edition is a valuable text for students in civil and mechanical engineering programs and an indispensable resource for structural, geotechnical, and construction engineers working with offshore projects.
Contaminated sediments pose some of the most difficult site remediation issues. Contaminated sediments typically reside in spatially variable and dynamic systems subject to seasonal flow variations and episodic storm events. The volume of sediments that must be managed at particular sites often exceeds one million cubic meters, dwarfing many contaminated soil sites. These sediments are also associated with equally daunting volumes of water and efforts to remove the contamination typically entrains even more water. The environmental security of both NATO and partner countries is at risk due to the pervasive nature of sediment contamination of rivers, lakes and harbors. A NATO Advanced Research Workshop was convened in Bratislava in May 2005 to discuss current approaches to managing contaminated sediments and to identify research necessary to overcome outstanding problems. In this text, drawn from presentations and discussion of that workshop, current approaches to the assessment and remediation of contaminated sediments will be discussed with the emphasis on in-situ management. Physical, chemical and biological approaches for the assessment and remediation of sediments are all addressed. Developing regulatory and strategic approaches are highlighted with a special emphasis on the potential for biological remediation for the management of contaminated sediments.
The first study of Anglo-Saxon and Anglo-Norman canals and
waterways, this book is based on new evidence surrounding the
nature of water transport in the period. England is naturally
well-endowed with a network of navigable rivers, especially the
easterly systems draining into the Thames, Wash and Humber. The
central middle ages saw innovative and extensive development of
this network, including the digging of canals bypassing difficult
stretches of rivers, or linking rivers to important production
centres. The eleventh and twelfth centuries seem to have been the
high point for this dynamic approach to water-transport: after
1200, the improvement of roads and bridges increasingly diverted
resources away from the canals, many of which stagnated with the
reassertion of natural drainage patterns.
Coast lines have been and still are the centre lines of civilization around the world with still increasing pressure from both sides, the hinterland and the sea, with all its foreseeable and unforeseeable impacts given by nature or mankind. While response of nature to such impacts is flexible in the way that all morphological changes with all the consequences are tolerated as part of the system, man cannot tolerate short-term or long-term changes without being threatened in its physical and economical existence. The objectives of this Advanced Research Workshop (ARW) on Environmentally Friendly Coastal Structures were: - to contribute to the critical assessment of existing knowledge in the field of coastal and environmental protection; - to identify directions for future research in that area; - to promote close working relationships between scientists from different countries and with different professional experience. Latest trends in research in coastal and environmental protection have been summarized and developed during the meeting. Seventeen papers are presented in this book, attempting to cover as completely as possible all related aspects a" coast, engineering structures, water, sediments, ecosystems in their complicated interaction.
The objective of this practical oil and gas piping handbook is to facilitate project management teams of oil and gas piping related construction projects to understand the key requirements of the discipline and to equip them with the necessary knowledge and protocol. It provides a comprehensive coverage on all the practical aspects of piping related material sourcing, fabrication essentials, welding related items, NDT activities, erection of pipes, pre-commissioning, commissioning, post-commissioning, project management and importance of ISO Management systems in oil and gas piping projects. This handbook assists contractors in ensuring the right understanding and application of protocols in the project. One of the key assets of this handbook is that the technical information and the format provided are practically from real time oil and gas piping projects; hence, the application of this information is expected to enhance the credibility of the contractors in the eyes of the clients and to some extent, simplify the existing operations. Another important highlight is that it holistically covers the stages from the raw material to project completion to handover and beyond. This will help the oil and gas piping contractors to train their project management staff to follow the best practices in the oil and gas industry. Furthermore, this piping handbook provides an important indication of the important project-related factors (hard factors) and organizational-related factors (soft factors) to achieve the desired project performance dimensions, such as timely completion, cost control, acceptable quality, safe execution and financial performance. Lastly, the role of ISO management systems, such as ISO 9001, ISO 14001 and OHSAS 18001 in construction projects is widely known across the industry; however, oil and gas specific ISO quality management systems, such as ISO 29001, and project specific management systems, such as ISO 21500, are not widely known in the industry, which are explained in detail in this handbook for the benefit of the oil and gas construction organizations. Features: Covering the stages from the raw material to project completion, to handover and beyond Providing practical guidelines to oil and gas piping contractors for training purposes and best practices in the oil and gas industry Emphasizing project-related factors (hard factors) and organizational-related factors (soft factors) with a view to achieve the desired project performance Highlighting the roles of ISO management systems in oil and gas projects.
Chittaranjan Ray, Ph. D., P. E. University of Hawaii at Manoa Honolulu, Hawaii, United States Jurgen Schubert, M. Sc. Stadtwerke Dusseldorf AG Dusseldorf, Germany Ronald B. Linsky National Water Research Institute Fountain Valley, California, United States Gina Melin National Water Research Institute Fountain Valley, California, United States 1. What is Riverbank Filtration? The purpose ofthis book is to show that riverbank filtration (RBF) isa low-cost and efficient alternative water treatment for drinking-water applications. There are two immediate benefits to the increased use of RBF: Minimized need for adding chemicals like disinfectants and coagulants to surface water to control pathogens. Decreased costs to the community without increased risk to human health. Butwhat, exactly, isRBF? In humid regions, river water naturally percolates through the ground into aquifers (which are layers of sand and gravel that contain water underground) during high-flow conditions. In arid regions, most rivers lose flow, and the percolating water passes through soil and aquifer material until it reaches the water table. During these percolation processes, potential contaminants present in river water are filtered and attenuated. If there are no other contaminants present in the aquifer or ifthe respective contaminants are present at lower concentrations, the quality of water in the aquifer can be ofhigher quality than that found in theriver. In RBF, production wells - which are placed near the banks ofrivers -pump large quantities ofwater."
This book is an introduction to terrestrial magnetohydrodynamics. It is a compendium of introductory lectures by experts in the field, focussing on applications in industry and the laboratory. A concise overview of the subject with references to further study.
Environmental Geomechanics covers a broad class of problems where deforming geomaterials are involved, usually coupled with fluid flow and transport of some substance. Transport of contaminants and other substances may occur in the fluids, e.g. water, water vapour and air, filling the pores of geomaterials as happens in waste disposal problems or durability problems. Mass transport also takes place in reservoir engineering problems, where the fluids involved are oil, water, and gas. All these aspects are addressed in this book together with a theoretical framework.
The catastrophic earthquakes of the last decades (Mexico City, 1985; Loma Prieta, 1989; Northridge, 1994; Kobe, 1995) have seriously undermined the reputation of steel structures, which in the past represented the most suitable solution for seismic resistant structures - even if in very few cases the performance of steel joints and members was unexpectedly bad, showing that it was due to some lack in the current design concept. As a consequence of the lessons learned from the above dramatic events, much progress has been recently achieved in the conception, design and construction, by introducing the new deals of performance-based design, including the differentiation of earthquake types, and considering all factors influencing steel structure behaviour under strong ground movement.In this scenario, the aim of the book is to transfer the most recent achievements into practical rules for the safe design of seismic resistant steel structures. The seven chapters cover the basic principles and design criteria for seismic resistant steel structures, which are applied to the main structural typologies such as moment resistant frames, braced frames and composite structures, with particular reference to connections and details.
This book shows how to consistently obtain annual and multiannual manufacturing target profit regardless of the evolution of sales volumes, increasing or decreasing, using the Manufacturing Cost Policy Deployment (MCPD) system. Managers and practitioners within the manufacturing companies will discover a practical approach within the MCPD system that will help them develop and support their long-term, medium-term, and short-term profitability and productivity strategy. The book presents both the basic concepts of MCPD and the key elements of transforming manufacturing companies through MCPD system, as well as supporting the consistent growth of external and internal profit by directing all systematic and systemic improvements based on meeting the annual and multiannual Manufacturing Cost Improvement (MCI) targets and means for each Product-Family Cost (PFC). This book is unique because it presents two types of systematic and systemic improvement projects for MCI that have been applied over the years in various multinational manufacturing companies operating in highly competitive markets, in order to address the consistent reduction of unit manufacturing costs by improving the Cost of Losses and Waste (CLW). Readers will discover the practical approach of MCI based on a structured approach to MCPD system beyond the traditional approach to manufacturing improvements based mainly on improved time and quality. Therefore, from the perspective of the MCPD system, the multiannual manufacturing target profits are met while the annual and multiannual manufacturing target costs are a predetermined stake and not a result of the improvements already made.
The Pharoahs were masters of the Nile: they had a detailed understanding of the ways of the river. Modern Egyptians see themselves as heirs to this tradition, and as owners of the Nile waters. In the 1960's, Egypt decided to protect its increasingly-populated Nile valley from the ravages of annual flooding by building a dam. A relatively small dam in the valley of Nubia, in the region of Tushka, would have enabled the excess floodwaters to safely be diverted towards the fossil valley of the pre-Nile. However, it was decided to select a site near Aswan, making it necessary to inundate more than 250km of river valley. Over the years, this strategy has been revealed to have been faulty, and numerous irrigation schemes in upriver countries have progressively reduced the amount of water descending into Egypt. The dire warning of the 14th century oracle appears to be prophetic: "the water of the river in my country will be stopped from reaching yours, which I shall cause to die of thirst..."
This book introduces fundamental, advanced, and future-oriented scientific quality management methods for the engineering and manufacturing industries. It presents new knowledge and experiences in the manufacturing industry with real world case studies. It introduces Quality 4.0 with Industry 4.0, including quality engineering tools for software quality and offers lean quality management methods for lean manufacturing. It also bridges the gap between quality management and quality engineering, and offers a scientific methodology for problem solving and prevention. The methods, techniques, templates, and processes introduced in this book can be utilized in various areas in industry, from product engineering to manufacturing and shop floor management. This book will be of interest to manufacturing industry leaders and managers, who do not require in-depth engineering knowledge. It will also be helpful to engineers in design and suppliers in management and manufacturing, all who have daily concerns with project and quality management. Students in business and engineering programs may also find this book useful as they prepare for careers in the engineering and manufacturing industries. Presents new knowledge and experiences in the manufacturing industry with real world case studies Introduces quality engineering methods for software development Introduces Quality 4.0 with Industry 4.0 Offers lean quality management methods for lean manufacturing Bridges the gap between quality management methods and quality engineering Provides scientific methodology for product planning, problem solving and prevention management Includes forms, templates, and tools that can be used conveniently in the field
This book deals with the central question of how human factors and ergonomics (HFE) might contribute to solutions for the more sustainable development of our world. The contents of the book are highly compatible with the recent political agenda for sustainable development as well as with sustainability research from other disciplines.The book aims to summarize and profile the various empirical and theoretical work arising from the field of "Human Factors and Sustainable Development" in the last decade. The book gives a systematic overview of relevant theoretical concepts, their underlying philosophies, as well as global application fields and case studies. |
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