Environmental Fluid Mechanics - Méchanique des Fluides Environnementaux

Environmental Fluid Mechanics - Méchanique des Fluides Environnementaux PDF Author: CIGB ICOLD
Publisher: CRC Press
ISBN: 1351033611
Category : Technology & Engineering
Languages : en
Pages : 188

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Book Description
Dams are planned, constructed, and operated to meet human needs - generation of energy, irrigated agricultural production, flood control, public and industrial supply, supply of drinking water, and various other purposes. Dams impound water in reservoirs during times of high flood that can be used for human requirements during times with inadequate natural flows. Positive impacts of dams are improved flood control, improved welfare resulting from new access to irrigation and drinking water. Without dams there would be insufficient food to feed the world’s people and energy would be generated by burning fossil fuels that produce greenhouse gases. Despite this progress there remain significant concerns about the environmental impacts of dams. These environmental impacts are complex and far reaching, remote of the dam, and may occur in time with the dam construction or later and may lead to a loss of biodiversity and of productivity of natural resources. This bulletin compiles improvements in knowledge and state of the art technology to avoid or mitigate environmental impacts of dams on the natural ecosystem as well as to the people that depend upon them for their livelihood and also addresses the mitigation of environmental impacts on dams and reservoirs. Les barrages sont planifiés, construits et exploités de manière à répondre aux besoins humains. Les barrages retiennent l'eau dans les réservoirs pendant les périodes de forte crue, une eau qui peut être utilisée pour les besoins de l'homme pendant les périodes d’insuffisance des débits naturels. Les impacts positifs de barrages sont le contrôle des crues et l'amélioration du bien-être résultant du nouvel accès à l'irrigation et à l'eau potable. Sans barrages, la production alimentaire serait insuffisante pour nourrir la population du globe et l'énergie serait générée en brûlant des combustibles fossiles qui produisent des gaz à effet de serre. Malgré ces progrès, d'importantes préoccupations subsistent quant aux retombées des barrages sur l’environnement. Les impacts environnementaux sont complexes et d’une grande portée. Ils peuvent se produire au moment de la construction du barrage ou plus tard et peuvent entraîner une perte de la biodiversité et de la productivité des ressources naturelles. Le présent bulletin compile l'amélioration des connaissances et des technologies les plus récentes pour éviter ou atténuer les impacts environnementaux des barrages sur l'écosystème naturel ainsi que pour les personnes qui en dépendent pour leur subsistance. Il aborde également l'atténuation des impacts environnementaux sur les barrages et les réservoirs.

Environmental Fluid Mechanics - Méchanique des Fluides Environnementaux

Environmental Fluid Mechanics - Méchanique des Fluides Environnementaux PDF Author: CIGB ICOLD
Publisher: CRC Press
ISBN: 1351033611
Category : Technology & Engineering
Languages : en
Pages : 188

Get Book Here

Book Description
Dams are planned, constructed, and operated to meet human needs - generation of energy, irrigated agricultural production, flood control, public and industrial supply, supply of drinking water, and various other purposes. Dams impound water in reservoirs during times of high flood that can be used for human requirements during times with inadequate natural flows. Positive impacts of dams are improved flood control, improved welfare resulting from new access to irrigation and drinking water. Without dams there would be insufficient food to feed the world’s people and energy would be generated by burning fossil fuels that produce greenhouse gases. Despite this progress there remain significant concerns about the environmental impacts of dams. These environmental impacts are complex and far reaching, remote of the dam, and may occur in time with the dam construction or later and may lead to a loss of biodiversity and of productivity of natural resources. This bulletin compiles improvements in knowledge and state of the art technology to avoid or mitigate environmental impacts of dams on the natural ecosystem as well as to the people that depend upon them for their livelihood and also addresses the mitigation of environmental impacts on dams and reservoirs. Les barrages sont planifiés, construits et exploités de manière à répondre aux besoins humains. Les barrages retiennent l'eau dans les réservoirs pendant les périodes de forte crue, une eau qui peut être utilisée pour les besoins de l'homme pendant les périodes d’insuffisance des débits naturels. Les impacts positifs de barrages sont le contrôle des crues et l'amélioration du bien-être résultant du nouvel accès à l'irrigation et à l'eau potable. Sans barrages, la production alimentaire serait insuffisante pour nourrir la population du globe et l'énergie serait générée en brûlant des combustibles fossiles qui produisent des gaz à effet de serre. Malgré ces progrès, d'importantes préoccupations subsistent quant aux retombées des barrages sur l’environnement. Les impacts environnementaux sont complexes et d’une grande portée. Ils peuvent se produire au moment de la construction du barrage ou plus tard et peuvent entraîner une perte de la biodiversité et de la productivité des ressources naturelles. Le présent bulletin compile l'amélioration des connaissances et des technologies les plus récentes pour éviter ou atténuer les impacts environnementaux des barrages sur l'écosystème naturel ainsi que pour les personnes qui en dépendent pour leur subsistance. Il aborde également l'atténuation des impacts environnementaux sur les barrages et les réservoirs.

Environmental Fluid Mechanics

Environmental Fluid Mechanics PDF Author: Hayley H. Shen
Publisher: ASCE Publications
ISBN: 9780784475218
Category : Science
Languages : en
Pages : 484

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Book Description
Sponsored by the Fluids Committee of the Engineering Mechanics Division of ASCE. This report provides environmental engineers with a comprehensive survey of recent developments in the application of fluid mechanics theories to treat environmental problems. Chapters cover principles of fluid mechanics, as well as contemporary applications to environmental problems involving river, lake, coastal, and groundwater areas. Topics include: turbulent diffusion; mixing of a turbulent jet in crossflow -- the advected line puff; multi-phase plumes in uniform, stratified, and flowing environments; turbulent transport processes across natural streams; three-dimensional hydrodynamic and salinity transport modeling in estuaries; fluid flows and reactive chemical transport in variably saturated subsurface media; heat and mass transport in porous media; parameter identification of environmental systems; finite element analysis of stratified lake hydrodynamics; water quality modeling in reservoirs; and linear systems approach to river water quality analysis In addition to providing valuable information to practitioners, this book also serves as a text for an advanced undergraduate or introductory graduate level course.

Environmental fluid mechanics

Environmental fluid mechanics PDF Author:
Publisher:
ISBN:
Category :
Languages : en
Pages :

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Book Description


Environmental Fluid Mechanics

Environmental Fluid Mechanics PDF Author: Hillel Rubin
Publisher: CRC Press
ISBN: 9780203908495
Category : Technology & Engineering
Languages : en
Pages : 750

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Book Description
Environmental Fluid Mechanics provides comprehensive coverage of a combination of basic fluid principles and their application in a number of different situations-exploring fluid motions on the earth's surface, underground, and in oceans-detailing the use of physical and numerical models and modern computational approaches for the analysis of environmental processes. Environmental Fluid Mechanics covers novel scaling methods for a variety of environmental issues; equations of motion for boundary layers; hydraulic characteristics of open channel flow; surface and internal wave theory; the advection diffusion equation; sediment and associated contaminant transport in lakes and streams; mixed layer modeling in lakes; remediation; transport processes at the air/water interface; and more.

Advances In Environmental Fluid Mechanics

Advances In Environmental Fluid Mechanics PDF Author: Dragutin T Mihailovic
Publisher: World Scientific
ISBN: 9814465976
Category : Science
Languages : en
Pages : 381

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Book Description
Environmental fluid mechanics (EFM) is the scientific study of transport, dispersion and transformation processes in natural fluid flows on our planet Earth, from the microscale to the planetary scale. This book brings together scientists and engineers working in research institutions, universities and academia, who engage in the study of theoretical, modeling, measuring and software aspects in environmental fluid mechanics. It provides a forum for the participants, and exchanges new ideas and expertise through the presentations of up-to-date and recent overall achievements in this field.

Environmental Fluid Mechanics

Environmental Fluid Mechanics PDF Author: Wolfgang Rodi
Publisher: CRC Press
ISBN: 0203803965
Category : Science
Languages : en
Pages : 452

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Book Description
This book contains the written versions of invited lectures presented at the Gerhard H. Jirka Memorial Colloquium on Environmental Fluid Mechanics, held June 3-4, 2011, in Karlsruhe, Germany. Professor Jirka was widely known for his outstanding work in Environmental Fluid Mechanics, and 23 eminent world-leading experts in this field contributed to

Advances in Environmental Fluid Mechanics

Advances in Environmental Fluid Mechanics PDF Author: Dragutin T. Mihailovic
Publisher: World Scientific
ISBN: 9814291994
Category : Science
Languages : en
Pages : 381

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Book Description
Environmental fluid mechanics (EFM) is the scientific study of transport, dispersion and transformation processes in natural fluid flows on our planet Earth, from the microscale to The planetary scale. This book brings together scientists and engineers working in research institutions, universities and academia, who engage in the study of theoretical, modeling, measuring and software aspects in environmental fluid mechanics. it provides a forum for The participants, and exchanges new ideas and expertise through the presentations of up-to-date and recent overall achievements in this field.

Free-Surface Flow

Free-Surface Flow PDF Author: Nikolaos D. Katopodes
Publisher: Butterworth-Heinemann
ISBN: 0128162511
Category : Technology & Engineering
Languages : en
Pages : 1022

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Book Description
Free Surface Flow: Environmental Fluid Mechanics introduces a wide range of environmental fluid flows, such as water waves, land runoff, channel flow, and effluent discharge. The book provides systematic analysis tools and basic skills for study fluid mechanics in natural and constructed environmental flows. As the prediction of changes in free surfaces in rivers, lakes, estuaries and in the ocean directly affects the design of structures that control surface waters, and because planning for the allocation of fresh-water resources in a sustainable manner is an essential goal, this book provides the necessary background and research. - Helps users determine the transfer of solute mass through the air-water interface - Presents tactics on the impact of free shear flow in the environment and how to quantify mixing mechanisms in turbulent jets and wakes - Gives users tactics to predict the fate and transport of contaminants in stratified lakes and estuaries

Environmental Fluid Mechanics

Environmental Fluid Mechanics PDF Author: Hayley H. Shen
Publisher: Amer Society of Civil Engineers
ISBN: 9780784406298
Category : Technology & Engineering
Languages : en
Pages : 467

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Book Description
The application of fluid mechanics theories to treat environmental problems is becoming increasingly important in the field of environmental engineering. To provide environmental engineers with a comprehensive survey of recent developments, the Fluids Committee of the ASCE Engineering Mechanics Division has culled from the entire field of fluid mechanics the information most relevant to environmental engineers. The first chapters cover principles of fluid mechanics, followed by contemporary applications to environmental problems involving river, lake, coastal, and ground water areas. In addition to providing valuable information to practitioners, this book also serves as a text for either an advanced undergraduate or introductory graduate level course. Chapters include: Turbulent Diffusion; Mixing of a Turbulent Jet in Crossflow -- The Advected Line Puff; Multi-Phase Plumes in Uniform, Stratified, and Flowing Environments; Turbulent Transport Processes Across Natural Streams; Three-Dimensional Hydrodynamic and Salinity Transport Modeling in Estuaries; Fluid Flows and Reactive Chemical Transport in Variably Saturated Subsurface Media; Heat and Mass Transport in Porous Media; Parameter Identification of Environmental Systems; Finite Element Analysis of Stratified Lake Hydrodynamics; Water Quality Modeling in Reservoirs; and Linear Systems Approach to River Water Quality Analysis

Environmental Stratified Flows

Environmental Stratified Flows PDF Author: Roger Grimshaw
Publisher: Springer Science & Business Media
ISBN: 0306480247
Category : Science
Languages : en
Pages : 286

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Book Description
The dynamics of flows in density-stratified fluids has been and remains now an important topic for scientific enquiry. Such flows arise in many contexts, ranging from industrial settings to the oceanic and atmospheric environments. It is the latter topic which is the focus of this book. Both the ocean and atmosphere are characterised by the basic vertical density stratification, and this feature can affect the dynamics on all scales ranging from the micro-scale to the planetary scale. The aim of this book is to provide a “state-of-the-art” account of stratified flows as they are relevant to the ocean and atmosphere with a primary focus on meso-scale phenomena; that is, on phenomena whose time and space scales are such that the density stratification is a dominant effect, so that frictional and diffusive effects on the one hand and the effects of the earth’s rotation on the other hand can be regarded as of less importance. This in turn leads to an emphasis on internal waves.