FEFLOW

FEFLOW

Author: Hans-Jörg G. Diersch

Publisher: Springer Science & Business Media

Published: 2013-11-22

Total Pages: 1018

ISBN-13: 364238739X

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FEFLOW is an acronym of Finite Element subsurface FLOW simulation system and solves the governing flow, mass and heat transport equations in porous and fractured media by a multidimensional finite element method for complex geometric and parametric situations including variable fluid density, variable saturation, free surface(s), multispecies reaction kinetics, non-isothermal flow and multidiffusive effects. FEFLOW comprises theoretical work, modeling experiences and simulation practice from a period of about 40 years. In this light, the main objective of the present book is to share this achieved level of modeling with all required details of the physical and numerical background with the reader. The book is intended to put advanced theoretical and numerical methods into the hands of modeling practitioners and scientists. It starts with a more general theory for all relevant flow and transport phenomena on the basis of the continuum approach, systematically develops the basic framework for important classes of problems (e.g., multiphase/multispecies non-isothermal flow and transport phenomena, discrete features, aquifer-averaged equations, geothermal processes), introduces finite-element techniques for solving the basic balance equations, in detail discusses advanced numerical algorithms for the resulting nonlinear and linear problems and completes with a number of benchmarks, applications and exercises to illustrate the different types of problems and ways to tackle them successfully (e.g., flow and seepage problems, unsaturated-saturated flow, advective-diffusion transport, saltwater intrusion, geothermal and thermohaline flow).


Book Synopsis FEFLOW by : Hans-Jörg G. Diersch

Download or read book FEFLOW written by Hans-Jörg G. Diersch and published by Springer Science & Business Media. This book was released on 2013-11-22 with total page 1018 pages. Available in PDF, EPUB and Kindle. Book excerpt: FEFLOW is an acronym of Finite Element subsurface FLOW simulation system and solves the governing flow, mass and heat transport equations in porous and fractured media by a multidimensional finite element method for complex geometric and parametric situations including variable fluid density, variable saturation, free surface(s), multispecies reaction kinetics, non-isothermal flow and multidiffusive effects. FEFLOW comprises theoretical work, modeling experiences and simulation practice from a period of about 40 years. In this light, the main objective of the present book is to share this achieved level of modeling with all required details of the physical and numerical background with the reader. The book is intended to put advanced theoretical and numerical methods into the hands of modeling practitioners and scientists. It starts with a more general theory for all relevant flow and transport phenomena on the basis of the continuum approach, systematically develops the basic framework for important classes of problems (e.g., multiphase/multispecies non-isothermal flow and transport phenomena, discrete features, aquifer-averaged equations, geothermal processes), introduces finite-element techniques for solving the basic balance equations, in detail discusses advanced numerical algorithms for the resulting nonlinear and linear problems and completes with a number of benchmarks, applications and exercises to illustrate the different types of problems and ways to tackle them successfully (e.g., flow and seepage problems, unsaturated-saturated flow, advective-diffusion transport, saltwater intrusion, geothermal and thermohaline flow).


Enhanced Characterization and Representation of Flow Through Karst Aquifers

Enhanced Characterization and Representation of Flow Through Karst Aquifers

Author: Scott L. Painter

Publisher: American Water Works Association

Published: 2006

Total Pages: 105

ISBN-13: 1583214895

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This research report summaries and details the first year of work on a multi-year karst modeling project organized to develop enhanced groundwater modeling capabilities that can be used to effectively manage karst aquifers. Discussed are the three key considerations for modeling karst systems were identified: representation of conduits in flow models, representation of flow dynamics in conduits, and representation of partially filled conduits and the numerical experiments used to identify the limitations and advantages of the three general representations of conduits within groundwater models. A new dual-conductivity MODFLOW-2000 package (DCM) was developed for testing the dual-conductivity approach. A turbulence model was added, the software was validated using simple benchmark problems, and code documentation was completed. Simultaneous demonstrations showed that the modeling tool can be successfully applied in complex applications.


Book Synopsis Enhanced Characterization and Representation of Flow Through Karst Aquifers by : Scott L. Painter

Download or read book Enhanced Characterization and Representation of Flow Through Karst Aquifers written by Scott L. Painter and published by American Water Works Association. This book was released on 2006 with total page 105 pages. Available in PDF, EPUB and Kindle. Book excerpt: This research report summaries and details the first year of work on a multi-year karst modeling project organized to develop enhanced groundwater modeling capabilities that can be used to effectively manage karst aquifers. Discussed are the three key considerations for modeling karst systems were identified: representation of conduits in flow models, representation of flow dynamics in conduits, and representation of partially filled conduits and the numerical experiments used to identify the limitations and advantages of the three general representations of conduits within groundwater models. A new dual-conductivity MODFLOW-2000 package (DCM) was developed for testing the dual-conductivity approach. A turbulence model was added, the software was validated using simple benchmark problems, and code documentation was completed. Simultaneous demonstrations showed that the modeling tool can be successfully applied in complex applications.


Coastal Hydrology and Processes

Coastal Hydrology and Processes

Author: American Institute of Hydrology. Meeting

Publisher: Water Resources Publication

Published: 2006

Total Pages: 542

ISBN-13: 9781887201469

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Book Synopsis Coastal Hydrology and Processes by : American Institute of Hydrology. Meeting

Download or read book Coastal Hydrology and Processes written by American Institute of Hydrology. Meeting and published by Water Resources Publication. This book was released on 2006 with total page 542 pages. Available in PDF, EPUB and Kindle. Book excerpt:


Review of the Edwards Aquifer Habitat Conservation Plan

Review of the Edwards Aquifer Habitat Conservation Plan

Author: National Academies of Sciences, Engineering, and Medicine

Publisher: National Academies Press

Published: 2017-05-07

Total Pages: 177

ISBN-13: 0309451558

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The Edwards Aquifer in south-central Texas is the primary source of water for one of the fastest growing cities in the United States, San Antonio, and it also supplies irrigation water to thousands of farmers and livestock operators. It is also is the source water for several springs and rivers, including the two largest freshwater springs in Texas that form the San Marcos and Comal Rivers. The unique habitat afforded by these spring-fed rivers has led to the development of species that are found in no other locations on Earth. Due to the potential for variations in spring flow caused by both human and natural causes, these species are continuously at risk and have been recognized as endangered under the federal Endangered Species Act(ESA). In an effort to manage the river systems and the aquifer that controls them, the Edwards Aquifer Authority and stakeholders have developed a Habitat Conservation Plan (HCP). The HCP seeks to effectively manage the river-aquifer system to ensure the viability of the ESA-listed species in the face of drought, population growth, and other threats to the aquifer. The National Research Council was asked to assist in this process by reviewing the activities around implementing the HCP. Review of the Edwards Aquifer Habitat Conservation Plan: Report 2 reviews the progress in implementing the recommendations from the Committee's first report, seeking to clarify and provide additional support for implementation efforts where appropriate. The current report also reviews selected Applied Research projects and minimization and mitigation measures to help ensure their effectiveness in benefiting the listed species.


Book Synopsis Review of the Edwards Aquifer Habitat Conservation Plan by : National Academies of Sciences, Engineering, and Medicine

Download or read book Review of the Edwards Aquifer Habitat Conservation Plan written by National Academies of Sciences, Engineering, and Medicine and published by National Academies Press. This book was released on 2017-05-07 with total page 177 pages. Available in PDF, EPUB and Kindle. Book excerpt: The Edwards Aquifer in south-central Texas is the primary source of water for one of the fastest growing cities in the United States, San Antonio, and it also supplies irrigation water to thousands of farmers and livestock operators. It is also is the source water for several springs and rivers, including the two largest freshwater springs in Texas that form the San Marcos and Comal Rivers. The unique habitat afforded by these spring-fed rivers has led to the development of species that are found in no other locations on Earth. Due to the potential for variations in spring flow caused by both human and natural causes, these species are continuously at risk and have been recognized as endangered under the federal Endangered Species Act(ESA). In an effort to manage the river systems and the aquifer that controls them, the Edwards Aquifer Authority and stakeholders have developed a Habitat Conservation Plan (HCP). The HCP seeks to effectively manage the river-aquifer system to ensure the viability of the ESA-listed species in the face of drought, population growth, and other threats to the aquifer. The National Research Council was asked to assist in this process by reviewing the activities around implementing the HCP. Review of the Edwards Aquifer Habitat Conservation Plan: Report 2 reviews the progress in implementing the recommendations from the Committee's first report, seeking to clarify and provide additional support for implementation efforts where appropriate. The current report also reviews selected Applied Research projects and minimization and mitigation measures to help ensure their effectiveness in benefiting the listed species.


Reviving the Dying Giant

Reviving the Dying Giant

Author: Shahrooz Mohajeri

Publisher: Springer

Published: 2017-06-07

Total Pages: 268

ISBN-13: 3319549227

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This book presents the results of an interdisciplinary research project that was set up to introduce Integrated Water Resources Management (IWRM) at the Zayandeh Rud, Central Iran’s most important river. As a result of climate change and a missing overall concept for sustainably managing water resources, the river has repeatedly dried up in recent years. Not only has water stress led to severe conflicts among the water using sectors and neighboring provinces, it also threatens important ecosystems in the region. Thus, the joint development of an IWRM concept for the Zayandeh Rud catchment was the main objective of the project. Comprehensive technological and non-technological measures – ranging from wastewater reuse to capacity development – were adjusted to local conditions and implemented in order to initiate an integrated, iterative IWRM process. The design of a technology-based Water Management Tool (WMT) served as the connective link to create trust, cooperation and coordination among the stakeholders and institutions.


Book Synopsis Reviving the Dying Giant by : Shahrooz Mohajeri

Download or read book Reviving the Dying Giant written by Shahrooz Mohajeri and published by Springer. This book was released on 2017-06-07 with total page 268 pages. Available in PDF, EPUB and Kindle. Book excerpt: This book presents the results of an interdisciplinary research project that was set up to introduce Integrated Water Resources Management (IWRM) at the Zayandeh Rud, Central Iran’s most important river. As a result of climate change and a missing overall concept for sustainably managing water resources, the river has repeatedly dried up in recent years. Not only has water stress led to severe conflicts among the water using sectors and neighboring provinces, it also threatens important ecosystems in the region. Thus, the joint development of an IWRM concept for the Zayandeh Rud catchment was the main objective of the project. Comprehensive technological and non-technological measures – ranging from wastewater reuse to capacity development – were adjusted to local conditions and implemented in order to initiate an integrated, iterative IWRM process. The design of a technology-based Water Management Tool (WMT) served as the connective link to create trust, cooperation and coordination among the stakeholders and institutions.


Proceedings of the 6th International Conference on Hydroinformatics

Proceedings of the 6th International Conference on Hydroinformatics

Author: Shie-Yui Liong

Publisher: World Scientific

Published: 2004

Total Pages: 1019

ISBN-13: 9812702830

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Hydroinformatics addresses cross-disciplinary issues ranging from technological and sociological to more general environmental concerns, including an ethical perspective. It covers the application of information technology in the widest sense to problems of the aquatic environment. This two-volume publication contains about 250 high quality papers contributed by authors from over 50 countries. The proceedings present many exciting new findings in the emerging subjects, as well as their applications, such as: data mining, data assimilation, artificial neural networks, fuzzy logic, genetic algorithms and genetic programming, chaos theory and support vector machines, geographic information systems and virtual imaging, decision support and management systems, Internet-based technologies. This book provides an excellent reference to researchers, graduate students, practitioners, and all those interested in the field of hydroinformatics.


Book Synopsis Proceedings of the 6th International Conference on Hydroinformatics by : Shie-Yui Liong

Download or read book Proceedings of the 6th International Conference on Hydroinformatics written by Shie-Yui Liong and published by World Scientific. This book was released on 2004 with total page 1019 pages. Available in PDF, EPUB and Kindle. Book excerpt: Hydroinformatics addresses cross-disciplinary issues ranging from technological and sociological to more general environmental concerns, including an ethical perspective. It covers the application of information technology in the widest sense to problems of the aquatic environment. This two-volume publication contains about 250 high quality papers contributed by authors from over 50 countries. The proceedings present many exciting new findings in the emerging subjects, as well as their applications, such as: data mining, data assimilation, artificial neural networks, fuzzy logic, genetic algorithms and genetic programming, chaos theory and support vector machines, geographic information systems and virtual imaging, decision support and management systems, Internet-based technologies. This book provides an excellent reference to researchers, graduate students, practitioners, and all those interested in the field of hydroinformatics.


Decision Support Systems

Decision Support Systems

Author: Daniel P. Loucks

Publisher: Springer Science & Business Media

Published: 2013-06-29

Total Pages: 578

ISBN-13: 3642760481

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Proceedings of the NATO Advanced Research Workshop on Computer-Aided Support Systems for Water Resources, Research and Management held at Ericeira (Portugal), 24-28 September, 1990.


Book Synopsis Decision Support Systems by : Daniel P. Loucks

Download or read book Decision Support Systems written by Daniel P. Loucks and published by Springer Science & Business Media. This book was released on 2013-06-29 with total page 578 pages. Available in PDF, EPUB and Kindle. Book excerpt: Proceedings of the NATO Advanced Research Workshop on Computer-Aided Support Systems for Water Resources, Research and Management held at Ericeira (Portugal), 24-28 September, 1990.


Finite Element Method with Applications in Engineering:

Finite Element Method with Applications in Engineering:

Author: Y. M. Desai

Publisher: Pearson Education India

Published: 2011

Total Pages: 489

ISBN-13: 9332500835

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The book explains the finite element method with various engineering applications to help students, teachers, engineers and researchers. It explains mathematical modeling of engineering problems and approximate methods of analysis and different approaches


Book Synopsis Finite Element Method with Applications in Engineering: by : Y. M. Desai

Download or read book Finite Element Method with Applications in Engineering: written by Y. M. Desai and published by Pearson Education India. This book was released on 2011 with total page 489 pages. Available in PDF, EPUB and Kindle. Book excerpt: The book explains the finite element method with various engineering applications to help students, teachers, engineers and researchers. It explains mathematical modeling of engineering problems and approximate methods of analysis and different approaches


Advances in Thermal Energy Storage Systems

Advances in Thermal Energy Storage Systems

Author: Luisa F. Cabeza

Publisher: Elsevier

Published: 2014-10-31

Total Pages: 623

ISBN-13: 1782420967

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Thermal energy storage (TES) technologies store thermal energy (both heat and cold) for later use as required, rather than at the time of production. They are therefore important counterparts to various intermittent renewable energy generation methods and also provide a way of valorising waste process heat and reducing the energy demand of buildings. This book provides an authoritative overview of this key area. Part one reviews sensible heat storage technologies. Part two covers latent and thermochemical heat storage respectively. The final section addresses applications in heating and energy systems. Reviews sensible heat storage technologies, including the use of water, molten salts, concrete and boreholes Describes latent heat storage systems and thermochemical heat storage Includes information on the monitoring and control of thermal energy storage systems, and considers their applications in residential buildings, power plants and industry


Book Synopsis Advances in Thermal Energy Storage Systems by : Luisa F. Cabeza

Download or read book Advances in Thermal Energy Storage Systems written by Luisa F. Cabeza and published by Elsevier. This book was released on 2014-10-31 with total page 623 pages. Available in PDF, EPUB and Kindle. Book excerpt: Thermal energy storage (TES) technologies store thermal energy (both heat and cold) for later use as required, rather than at the time of production. They are therefore important counterparts to various intermittent renewable energy generation methods and also provide a way of valorising waste process heat and reducing the energy demand of buildings. This book provides an authoritative overview of this key area. Part one reviews sensible heat storage technologies. Part two covers latent and thermochemical heat storage respectively. The final section addresses applications in heating and energy systems. Reviews sensible heat storage technologies, including the use of water, molten salts, concrete and boreholes Describes latent heat storage systems and thermochemical heat storage Includes information on the monitoring and control of thermal energy storage systems, and considers their applications in residential buildings, power plants and industry


Environmental Geology

Environmental Geology

Author: Klaus Knödel

Publisher: Springer Science & Business Media

Published: 2007-12-31

Total Pages: 1375

ISBN-13: 3540746714

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This illustrated handbook describes a broad spectrum of methods in the fields of remote sensing, geophysics, geology, hydrogeology, geochemistry, and microbiology designed to investigate landfill, mining and industrial sites. The descriptions provide information about the principle of the methods, applications and fundamentals. This handbook also deals with the stepwise procedure for investigating sites and common problems faced in efficient implementation of field operations.


Book Synopsis Environmental Geology by : Klaus Knödel

Download or read book Environmental Geology written by Klaus Knödel and published by Springer Science & Business Media. This book was released on 2007-12-31 with total page 1375 pages. Available in PDF, EPUB and Kindle. Book excerpt: This illustrated handbook describes a broad spectrum of methods in the fields of remote sensing, geophysics, geology, hydrogeology, geochemistry, and microbiology designed to investigate landfill, mining and industrial sites. The descriptions provide information about the principle of the methods, applications and fundamentals. This handbook also deals with the stepwise procedure for investigating sites and common problems faced in efficient implementation of field operations.