Caractérisation, stabilisation et solidification de sédiments fins marins

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Publisher :
ISBN 13 :
Total Pages : 9 pages
Book Rating : 4.:/5 (799 download)

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Book Synopsis Caractérisation, stabilisation et solidification de sédiments fins marins by : Zhibo Duan

Download or read book Caractérisation, stabilisation et solidification de sédiments fins marins written by Zhibo Duan and published by . This book was released on 2008 with total page 9 pages. Available in PDF, EPUB and Kindle. Book excerpt: La propreté et/ou l’accessibilité des ports nécessitent toujours des dragages qui génèrent un volume considérable de sédiments fins. La gestion de ces sédiments pour un développement durable impose la recherche de filières de valorisation, véritables solutions alternatives au rejet en mer ou au dépôt à terre. Pour l’heure, les propositions de valorisation sont diverses, plus ou moins abouties et destinées à un sédiment particulier. Les critères de choix, les limites et les performances ne sont pas toujours clairement établis pour les filières étudiées (Chapitres I et II). Toute étude de valorisation passe par une bonne connaissance du sédiment marin et de la prise en compte de la variabilité de ces propriétés. C’est l’objet de la première partie des travaux : origine et caractérisation de sédiments fins marins étudiés (Chapitres III, IV). Les sédiments fins retenus (9) sont d’origine portuaire. La caractérisation concerne les propriétés physiques, hydrauliques et de consolidation. Un récapitulatif des caractéristiques est donné et quelques critères à retenir sont énoncés pour une caractérisation minimale applicable à tout sédiment susceptible de faire l’objet d’une valorisation. Le choix de la filière dépend d’une part de ces propriétés ou de critères établis à partir de celles-ci et d’autre part, des caractéristiques mécaniques et environnementales attendues pour l’application envisagée. Les sédiments une fois caractérisés ont subi les traitements adéquats pour une réutilisation en matériau de remblai et de sous couches routières. L’amélioration des caractéristiques des sédiments s’est faite par des traitements à base de ciment et de chaux (Chapitres V, VI). La mise en remblai de sédiments naturels non traités ou faiblement améliorés a été abordée (Chapitre VI). Il est discuté des possibilités de réutilisation de sédiments marins en remblai selon les performances mécaniques et environnementales recherchées.

Contemporary Issues in Geoenvironmental Engineering

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Publisher : Springer
ISBN 13 : 3319616129
Total Pages : 431 pages
Book Rating : 4.3/5 (196 download)

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Book Synopsis Contemporary Issues in Geoenvironmental Engineering by : D N Singh

Download or read book Contemporary Issues in Geoenvironmental Engineering written by D N Singh and published by Springer. This book was released on 2017-07-11 with total page 431 pages. Available in PDF, EPUB and Kindle. Book excerpt: With high urbanization rates, advancement in technologies, and changes in consumption behavior of people, wastes generated through the daily activities of individuals and organizations pose many challenges in their management. The articles presented in this edited volume deal with the attempts made by the scientists and practitioners to address contemporary issues in geoenvironmental engineering such as characterization of dredged sediments, geomaterials & waste, valorization of waste, sustainability in waste management and some other geoenvironmental issues that are becoming quite relevant in today's world. This volume is part of the proceedings of the 1st GeoMEast International Congress and Exhibition on Sustainable Civil Infrastructures, Egypt 2017.

Valorisation des sédiments marins contaminés par solidification/ stabilisation à base de liants hydrauliques et de fumée de silice

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Publisher :
ISBN 13 :
Total Pages : 0 pages
Book Rating : 4.:/5 (14 download)

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Book Synopsis Valorisation des sédiments marins contaminés par solidification/ stabilisation à base de liants hydrauliques et de fumée de silice by : Ernesto Silitonga

Download or read book Valorisation des sédiments marins contaminés par solidification/ stabilisation à base de liants hydrauliques et de fumée de silice written by Ernesto Silitonga and published by . This book was released on 2012 with total page 0 pages. Available in PDF, EPUB and Kindle. Book excerpt: Des travaux de recherche effectuées sur le traitement des sédiments revalorisés ont été entrepris depuis une dizaine d'années et ont fait l'objet de plusieurs publications comme relaté dans l'étude bibliographique présentée dans ce rapport. L'essentiel a porté sur la caractérisation physique, puis mécanique en fonction des dosages en ciments et additifs. Ainsi, les travaux de recherche entrepris dans cette thèse entre dans le cadre de la poursuite des recherches dans ce domaine. Elle définie les modalités d'étude, ayant pour objet la valorisation des sédiments de dragage du Port En Bessin en vue d'obtention d'un matériau final utilisable en techniques routières. Ainsi la première phase de l'étude consiste en une caractérisation des boues aussi bien dans leur composition que dans leur comportement aux contraintes mécaniques. Les caractéristiques mécaniques sont aussi étudiées dans la partie formulation. Une planche expérimentale en techniques routières a permis l'étude en conditions réelles d'utilisation du matériau. Des analyses sont réalisées pour étudier le relargage de certains polluants (métaux lourds, HAP ...) et comparent les résultats avec les prévisions réalisées à partir des essais de lixiviation. D'autres paramètres concernant le comportement géotechnique du matériau ont été vérifiés et comparés aux prévisions attendues pour voir si l'ensemble des résultats obtenus ne montre pas de dérive par rapport aux prévisions. Le matériau peut être ainsi mis en œuvre dans une troisième phase pour la réalisation finalement d'une plate forme routière.

Co-valorisation de sédiments et de sols fins par apport de liants et de fibres

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Publisher :
ISBN 13 :
Total Pages : 194 pages
Book Rating : 4.:/5 (819 download)

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Book Synopsis Co-valorisation de sédiments et de sols fins par apport de liants et de fibres by : Yingjie Liang

Download or read book Co-valorisation de sédiments et de sols fins par apport de liants et de fibres written by Yingjie Liang and published by . This book was released on 2012 with total page 194 pages. Available in PDF, EPUB and Kindle. Book excerpt: L’objectif de la thèse est de traiter des sédiments marins et des sols fins équivalents (fines de carrière) considérés comme des déchets, par un procédé de solidification/stabilisation et de les valoriser en matériau pour des sous couches routières. Ces traitements ont donné lieu à des mélanges composites sédiments-liants et/ou ajouts de cendres volantes, de fumée de silice, de produits chimiques réactifs et de fibres suivis d’une analyse comportementale des performances mécaniques et de durabilité. Après avoir sélectionné un panel représentatif de sédiments marins et une fine de carrière, une phase de caractérisation a été entreprise sur les paramètres déterminants en vue de traiter ces sédiments. Elle repose sur l’étude des propriétés physiques (répartition des grains, limites d’Atterberg) et chimiques (la teneur en matière organique et en carbonates). Les différentes caractéristiques, dosages et paramètres dimensionnels des constituants (ciment, chaux, cendre volante, fumée de silice, sables correcteur, produit chimique réactif et fibres naturelle et géosynthétiques) des mélanges sont déterminés. Le programme expérimental complet est présenté, il intéresse les sédiments marins à stabiliser ou solidifier. Les essais mécaniques de résistance et de durabilité (compression simple, traction indirecte, mouillage-séchage) ont été effectués sur échantillons cylindriques. L’analyse et l’interprétation des résultats ont permis de mieux cerner les différents facteurs influant sur la résistance à la compression et à la traction indirecte des mélanges traités avec des additions de liants hydrauliques et de liant pouzzolanique, puis avec des ajouts spécifiques de fumée de silice, de sable correcteur et de produits chimiques réactifs. Une phase innovante a porté sur l’utilisation de fibres déchets dans les mélanges. Ces fibres naturelle (lin) et artificielles (géosynthétiques) ont été proposées pour améliorer le comportement mécanique des mélanges de sédiments marins et/ou fine de carrière. En conclusion, pour les dosages économiques retenus et les mélanges étudiés, une application en sous couche routière est possible (classes S1à S5). La teneur en matière organique des sédiments marins a une forte influence sur l’efficacité des traitements des sédiments marins aux liants. Les renforts fibreux sont tout à fait prometteurs et l’idée de covaloriser deux déchets constitue une avancée dans la gestion durable et la valorisation des sédiments

The Environmental Behaviour of Polonium

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Publisher :
ISBN 13 : 9789201121165
Total Pages : 255 pages
Book Rating : 4.1/5 (211 download)

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Book Synopsis The Environmental Behaviour of Polonium by : International Atomic Energy Agency

Download or read book The Environmental Behaviour of Polonium written by International Atomic Energy Agency and published by . This book was released on 2018-01-31 with total page 255 pages. Available in PDF, EPUB and Kindle. Book excerpt: Polonium-210 is an alpha emitting radionuclide with no radioactive progeny and produces only very-low-intensity gamma rays at very low abundance. This means doses largely arise from internal exposure. In addition to the relatively high ingestion does coefficient of 210Po, radionuclide transfer in the environment results in high activity concentrations in certain foods. This publication focuses on radionuclide transfers in terrestrial, freshwater and marine environments, and provides information on key transfer processes, concepts and models--back cover.

Coal Tar Creosote

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Publisher : WHO
ISBN 13 :
Total Pages : 154 pages
Book Rating : 4.:/5 (319 download)

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Book Synopsis Coal Tar Creosote by : C. Melber

Download or read book Coal Tar Creosote written by C. Melber and published by WHO. This book was released on 2004 with total page 154 pages. Available in PDF, EPUB and Kindle. Book excerpt: On cover: IPCS International Programme on Chemical Safety. Published under the joint sponsorship of the United Nations Environment Programme, the International Labour Organization and the World Health Organization, and produced within the framework of the Inter-organization Programme for the Sound Management of Chemicals (IOMC)

The Deep Mixing Method

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Publisher : CRC Press
ISBN 13 : 0203589637
Total Pages : 436 pages
Book Rating : 4.2/5 (35 download)

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Book Synopsis The Deep Mixing Method by : Masaki Kitazume

Download or read book The Deep Mixing Method written by Masaki Kitazume and published by CRC Press. This book was released on 2013-02-21 with total page 436 pages. Available in PDF, EPUB and Kindle. Book excerpt: The Deep Mixing Method (DMM), a deep in-situ soil stabilization technique using cement and/or lime as a stabilizing agent, was developed in Japan and in the Nordic countries independently in the 1970s. Numerous research efforts have been made in these areas investigating properties of treated soil, behavior of DMM improved ground under static and d

The cost of inaction

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Publisher : Nordic Council of Ministers
ISBN 13 : 9289360658
Total Pages : 194 pages
Book Rating : 4.2/5 (893 download)

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Book Synopsis The cost of inaction by : Gretta Goldenman

Download or read book The cost of inaction written by Gretta Goldenman and published by Nordic Council of Ministers. This book was released on 2019-03-17 with total page 194 pages. Available in PDF, EPUB and Kindle. Book excerpt: PFAS (per and polyfluoroalkylsubstances) are known to be extremely difficult to degrade in the environment and to be bioaccumulative and toxic. Exposure to PFAS is suspected to increase the risk of adverse health effects, such as impacts on the thyroid gland, the liver, fat metabolism and the immune system. This study estimates the socioeconomic costs that may result from impacts on human health and the environment from the use of PFAS. Better awareness of the costs and problems associated with PFAS exposure will assist decision-makers and the general public to make more efficient and timely risk management decisions. Findings indicate that the costs are substantial, with annual health-related costs estimated to 2.8 – 4.6 billion EUR for the Nordic countries and 52 – 84 billion EUR for all EEA countries. Overall non-health costs are estimated at 46 million – 11 billion EUR for the Nordic countries.Upon request the excel spreadsheets used for the monetarisation and valuation in this report can also be provided along with a guidance on how to use the estimation of costs for value transfer. Please contact any of the consultants or members of the steering group from the Swedish Chemicals Agency or the Danish Environmental Protection Agency if you are interested in receiving these excel spreadsheets.

A Handbook of Global Freshwater Invasive Species

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Publisher : Routledge
ISBN 13 : 1136461248
Total Pages : 918 pages
Book Rating : 4.1/5 (364 download)

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Book Synopsis A Handbook of Global Freshwater Invasive Species by : Robert A. Francis

Download or read book A Handbook of Global Freshwater Invasive Species written by Robert A. Francis and published by Routledge. This book was released on 2012-03-12 with total page 918 pages. Available in PDF, EPUB and Kindle. Book excerpt: Invasive non-native species are a major threat to global biodiversity. Often introduced accidentally through international travel or trade, they invade and colonize new habitats, often with devastating consequences for the local flora and fauna. Their environmental impacts can range from damage to resource production (e.g. agriculture and forestry) and infrastructure (e.g. buildings, road and water supply), to human health. They consequently can have major economic impacts. It is a priority to prevent their introduction and spread, as well as to control them. Freshwater ecosystems are particularly at risk from invasions and are landscape corridors that facilitate the spread of invasives. This book reviews the current state of knowledge of the most notable global invasive freshwater species or groups, based on their severity of economic impact, geographic distribution outside of their native range, extent of research, and recognition of the ecological severity of the impact of the species by the IUCN. As well as some of the very well-known species, the book also covers some invasives that are emerging as serious threats. Examples covered include a range of aquatic and riparian plants, insects, molluscs, crustacea, fish, amphibians, reptiles and mammals, as well as some major pathogens of aquatic organisms. The book also includes overview chapters synthesizing the ecological impact of invasive species in fresh water and summarizing practical implications for the management of rivers and other freshwater habitats.

Centrifugal Materials Processing

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Publisher : Springer Science & Business Media
ISBN 13 : 1461559413
Total Pages : 296 pages
Book Rating : 4.4/5 (615 download)

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Book Synopsis Centrifugal Materials Processing by : Liya L. Regel

Download or read book Centrifugal Materials Processing written by Liya L. Regel and published by Springer Science & Business Media. This book was released on 2012-12-06 with total page 296 pages. Available in PDF, EPUB and Kindle. Book excerpt: It is not good to have zeal without knowledge • . . . Book of Proverbs This volume constitutes the proceedings of the Third International Workshop on Materials Processing at High Gravity. It offers the latest results in a new field with immense potential for commercialization, making this book a vital resource for research and development professionals in industry, academia and government. We have titled the proceedings Centrifugal Materials Processing to emphasize that centrifugation causes more than an increase in acceleration. It also introduces the Coriolis force and a gradient of acceleration, both of which have been discovered to play important roles in materials processing. The workshop was held June 2-8, 1996 on the campus of Clarkson University in Potsdam, New York, under the sponsorship of Corning Corporation and the International Center for Gravity Materials Science and Applications. The meeting was very productive and exciting, with energetic discussions of the latest discoveries in centrifugal materials processing, continuing the atmosphere of the first workshop held in 1991 at Dubna (Russia) and the second workshop held in 1993 in Potsdam, New York. Results and research plans were presented for a wide variety of centrifugal materials processing, including directional solidification of semiconductors, crystallization of high Tc superconductors, growth of diamond thin films, welding, alloy casting, solution behavior and growth, protein crystal growth, polymerization, and flow behavior. Also described were several centrifuge facilities that have been constructed for research, with costs beginning at below $1000.

Dredged Material Management

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Publisher :
ISBN 13 :
Total Pages : 92 pages
Book Rating : 4.:/5 (31 download)

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Book Synopsis Dredged Material Management by :

Download or read book Dredged Material Management written by and published by . This book was released on 2003 with total page 92 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Thermal Energy Storage for Sustainable Energy Consumption

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Publisher : Springer Science & Business Media
ISBN 13 : 1402052901
Total Pages : 440 pages
Book Rating : 4.4/5 (2 download)

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Book Synopsis Thermal Energy Storage for Sustainable Energy Consumption by : Halime Ö. Paksoy

Download or read book Thermal Energy Storage for Sustainable Energy Consumption written by Halime Ö. Paksoy and published by Springer Science & Business Media. This book was released on 2007-03-16 with total page 440 pages. Available in PDF, EPUB and Kindle. Book excerpt: Çukurova University, Turkey in collaboration with Ljubljana University, Slovenia and the International Energy Agency Implementing Agreement on Energy Conservation Through Energy Storage (IEA ECES IA) organized a NATO Advanced Study Institute on Thermal Energy Storage for Sustainable Energy Consumption – Fundamentals, Case Studies and Design (NATO ASI TESSEC), in Cesme, Izmir, Turkey in June, 2005. This book contains manuscripts based on the lectures included in the scientific programme of the NATO ASI TESSEC.

Ancient & Historic Metals

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Publisher : Getty Publications
ISBN 13 : 0892362316
Total Pages : 317 pages
Book Rating : 4.8/5 (923 download)

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Book Synopsis Ancient & Historic Metals by : David A. Scott

Download or read book Ancient & Historic Metals written by David A. Scott and published by Getty Publications. This book was released on 1994 with total page 317 pages. Available in PDF, EPUB and Kindle. Book excerpt: The sixteen essays in this volume reflect a wide range of research concerning methods for metals conservation, particularly in respect to ancient and historic objects. The variety of issues discussed includes considerations in the cleaning of ancient bronze vessels; the processes involved in bronze casting, finishing, patination, and corrosion; studies of manufacturing techniques of gold objects in ancient African and medieval European metalworking; techniques of mercury gilding in the 18th century; an investigation of patina in the classification of bronze surfaces from land and lake environments; an examination of bronze objects from the Benin Kingdom, Nigeria; the history of restoration of the Marcus Aurelius monument in Rome; the corrosion of iron in architecture; and applications of radiographic tomography to the study of metal objects.

Proceedings of the 6th International Conference and Exhibition on Sustainable Energy and Advanced Materials

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Publisher : Springer Nature
ISBN 13 : 9811544816
Total Pages : 813 pages
Book Rating : 4.8/5 (115 download)

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Book Synopsis Proceedings of the 6th International Conference and Exhibition on Sustainable Energy and Advanced Materials by : Ubaidillah Sabino

Download or read book Proceedings of the 6th International Conference and Exhibition on Sustainable Energy and Advanced Materials written by Ubaidillah Sabino and published by Springer Nature. This book was released on 2020-06-01 with total page 813 pages. Available in PDF, EPUB and Kindle. Book excerpt: This book gathers the proceedings of the 6th International Conference and Exhibition on Sustainable Energy and Advanced Materials (ICE-SEAM 2019), held on 16–17 October 2019 in Surakarta, Indonesia. It focuses on two relatively broad areas – advanced materials and sustainable energy – and a diverse range of subtopics: Advanced Materials and Related Technologies: Liquid Crystals, Semiconductors, Superconductors, Optics, Lasers, Sensors, Mesoporous Materials, Nanomaterials, Smart Ferrous Materials, Amorphous Materials, Crystalline Materials, Biomaterials, Metamaterials, Composites, Polymers, Design, Analysis, Development, Manufacturing, Processing and Testing for Advanced Materials. Sustainable Energy and Related Technologies: Energy Management, Storage, Conservation, Industrial Energy Efficiency, Energy-Efficient Buildings, Energy-Efficient Traffic Systems, Energy Distribution, Energy Modeling, Hybrid and Integrated Energy Systems, Fossil Energy, Nuclear Energy, Bioenergy, Biogas, Biomass Geothermal Power, Non-Fossil Energies, Wind Energy, Hydropower, Solar Photovoltaic, Fuel Cells, Electrification, and Electrical Power Systems and Controls.

The Chemistry of Cement and Concrete

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Publisher : CHEMICAL Publishing Company Incorporated (NY)
ISBN 13 : 9780820602127
Total Pages : 0 pages
Book Rating : 4.6/5 (21 download)

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Book Synopsis The Chemistry of Cement and Concrete by : Frederick Measham Lea

Download or read book The Chemistry of Cement and Concrete written by Frederick Measham Lea and published by CHEMICAL Publishing Company Incorporated (NY). This book was released on 1971 with total page 0 pages. Available in PDF, EPUB and Kindle. Book excerpt: For those interested in the use of concrete in building and civil engineering construction.

Treatment of Contaminated Dredged Material

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Publisher :
ISBN 13 :
Total Pages : 54 pages
Book Rating : 4.3/5 (91 download)

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Book Synopsis Treatment of Contaminated Dredged Material by :

Download or read book Treatment of Contaminated Dredged Material written by and published by . This book was released on 1978 with total page 54 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Additive Manufacturing

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Publisher : CRC Press
ISBN 13 : 1498766706
Total Pages : 547 pages
Book Rating : 4.4/5 (987 download)

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Book Synopsis Additive Manufacturing by : Amit Bandyopadhyay

Download or read book Additive Manufacturing written by Amit Bandyopadhyay and published by CRC Press. This book was released on 2015-09-08 with total page 547 pages. Available in PDF, EPUB and Kindle. Book excerpt: The field of additive manufacturing has seen explosive growth in recent years due largely in part to renewed interest from the manufacturing sector. Conceptually, additive manufacturing, or industrial 3D printing, is a way to build parts without using any part-specific tooling or dies from the computer-aided design (CAD) file of the part. Today, mo