Modelisation d'un systeme de stockage d'energie : etude probabiliste et statistique

Modelisation d'un systeme de stockage d'energie : etude probabiliste et statistique PDF Author: Salama Jaouhari
Publisher:
ISBN:
Category :
Languages : fr
Pages : 0

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Modelisation d'un systeme de stockage d'energie : etude probabiliste et statistique

Modelisation d'un systeme de stockage d'energie : etude probabiliste et statistique PDF Author: Salama Jaouhari
Publisher:
ISBN:
Category :
Languages : fr
Pages : 0

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Applied Data Analysis and Modeling for Energy Engineers and Scientists

Applied Data Analysis and Modeling for Energy Engineers and Scientists PDF Author: T. Agami Reddy
Publisher: Springer Nature
ISBN: 3031348699
Category : Business & Economics
Languages : en
Pages : 622

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Book Description
Now in a thoroughly revised and expanded second edition, this classroom-tested text demonstrates and illustrates how to apply concepts and methods learned in disparate courses such as mathematical modeling, probability, statistics, experimental design, regression, optimization, parameter estimation, inverse modeling, risk analysis, decision-making, and sustainability assessment methods to energy processes and systems. It provides a formal structure that offers a broad and integrative perspective to enhance knowledge, skills, and confidence to work in applied data analysis and modeling problems. This new edition also reflects recent trends and advances in statistical modeling as applied to energy and building processes and systems. It includes numerous examples from recently published technical papers to nurture and stimulate a more research-focused mindset. How the traditional stochastic data modeling approaches are complemented by data analytic algorithmic models such as machine learning and data mining are also discussed. The important societal issues related to the sustainability of energy systems are presented, and a formal structure is proposed meant to classify the various assessment methods found in the literature. Applied Data Analysis and Modeling for Energy Engineers and Scientists is designed for senior-level undergraduate and graduate instruction in energy engineering and mathematical modeling, for continuing education professional courses, and as a self-study reference book for working professionals. In order for readers to have exposure and proficiency with performing hands-on analysis, the open-source Python and R programming languages have been adopted in the form of Jupyter notebooks and R markdown files, and numerous data sets and sample computer code reflective of real-world problems are available online.

Développement d'algorithmes de gestion optimale des systèmes de stockage énergétique basés sur des modèles adaptatifs

Développement d'algorithmes de gestion optimale des systèmes de stockage énergétique basés sur des modèles adaptatifs PDF Author: Eiko KRüGER
Publisher:
ISBN:
Category :
Languages : fr
Pages : 0

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Les limites des ressources d'énergies fossiles et la perspective imminente du changement climatique ont mené les pays de l'Union Européenne à engager une restructuration du secteur électrique vers un approvisionnement en énergie fiable, économique et durable. Dans cette optique de transition énergétique, les systèmes de stockage d'énergie peuvent faciliter l'intégration des énergies renouvelables dans les réseaux électriques. Ils permettent de stocker l'énergie produite par les sources renouvelables pour décaler sa fourniture aux réseaux électriques et compenser les fluctuations aléatoires de la puissance. Par ce lissage de la production des sources intermittentes, les systèmes de stockage transforment ces dernières en centrales mieux contrôlables et plus prévisibles ce qui leur permet de participer aux marchés d'électricité et aux services systèmes.Afin de garantir le respect des plans de production et des engagements pris envers le gestionnaire du réseau, les centrales de production renouvelables équipées d'un système de stockage ont recours à un système de gestion d'énergie. Alors que le contrôle rapproché assure le respect de la consigne instantanée de production, la gestion d'énergie utilise des méthodes d'optimisation sous contraintes issues de la recherche opérationnelle pour planifier le fonctionnement des systèmes de stockage. Le plus souvent, un arbitrage est nécessaire entre les exigences du fonctionnement et la complexité du modèle utilisé. Les modèles de batterie, qui présentent un comportement non-linéaire, doivent être simplifiés en vue de les intégrer dans les algorithmes d'optimisation les plus courants. De plus, les modèles précis et particulièrement ceux qui sont basés sur une modélisation physico-chimique de la batterie exigent des tests de caractérisation chronophages réalisés dans des conditions contrôlées. Finalement, le comportement électrique de la batterie évolue avec son âge ce qui impose un recalage périodique du modèle en fonction du temps.Cette thèse présente une méthodologie d'identification de modèles de batterie en cours de fonctionnement et d'utilisation de ces modèles adaptatifs dans la gestion optimale d'une centrale de production électrique avec stockage. Après un rappel des modèles de batteries, des méthodes d'identification en temps réel issues de la théorie du contrôle sont développées dans le cas d'un modèle des circuits électriques équivalents. L'extraction d'un modèle simplifié pour la gestion d'énergie est décrite et juxtaposée à une analyse de régression directe des données de fonctionnement. Les méthodes d'identification sont testées pour un système de stockage réel de taille industrielle, associé à une centrale photovoltaïque installée sur l'île de La Réunion. L'identification du modèle dans le cadre d'une étude de vieillissement préalablement effectuée au sein du CEA, met en évidence le suivi de l'état de santé de la batterie.En vue de l'intégration des modèles adaptatifs dans la gestion, la formulation des problèmes d'optimisation rencontrés dans la planification d'une centrale photovoltaïque associée à un système de stockage est développée. Des implémentations en programmation linéaire-mixte et en programmation dynamique sont réalisées dans des cas d'études basés sur la participation aux marchés d'électricité ou dans le cadre d'une tarification réglementée, ainsi que la participation aux services système. Afin d'évaluer les performances de ces solutions, une architecture de contrôle pour la centrale est détaillée, et le fonctionnement de la centrale est simulé. Plusieurs configurations du système de gestion sont testées, y compris l'utilisation de modèles fixes ou variables ainsi que la prise en compte ou non du vieillissement de la batterie. Une analyse statistique des résultats obtenus pour différents cas de production photovoltaïque et d'erreurs de prévision montre que l'utilisation des modèles variables présente des avantages.

Quantum Mechanics, Volume 3

Quantum Mechanics, Volume 3 PDF Author: Claude Cohen-Tannoudji
Publisher: John Wiley & Sons
ISBN: 3527345558
Category : Science
Languages : en
Pages : 790

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Book Description
This new, third volume of Cohen-Tannoudji's groundbreaking textbook covers advanced topics of quantum mechanics such as uncorrelated and correlated identical particles, the quantum theory of the electromagnetic field, absorption, emission and scattering of photons by atoms, and quantum entanglement. Written in a didactically unrivalled manner, the textbook explains the fundamental concepts in seven chapters which are elaborated in accompanying complements that provide more detailed discussions, examples and applications. * Completing the success story: the third and final volume of the quantum mechanics textbook written by 1997 Nobel laureate Claude Cohen-Tannoudji and his colleagues Bernard Diu and Franck Laloë * As easily comprehensible as possible: all steps of the physical background and its mathematical representation are spelled out explicitly * Comprehensive: in addition to the fundamentals themselves, the books comes with a wealth of elaborately explained examples and applications Claude Cohen-Tannoudji was a researcher at the Kastler-Brossel laboratory of the Ecole Normale Supérieure in Paris where he also studied and received his PhD in 1962. In 1973 he became Professor of atomic and molecular physics at the Collège des France. His main research interests were optical pumping, quantum optics and atom-photon interactions. In 1997, Claude Cohen-Tannoudji, together with Steven Chu and William D. Phillips, was awarded the Nobel Prize in Physics for his research on laser cooling and trapping of neutral atoms. Bernard Diu was Professor at the Denis Diderot University (Paris VII). He was engaged in research at the Laboratory of Theoretical Physics and High Energy where his focus was on strong interactions physics and statistical mechanics. Franck Laloë was a researcher at the Kastler-Brossel laboratory of the Ecole Normale Supérieure in Paris. His first assignment was with the University of Paris VI before he was appointed to the CNRS, the French National Research Center. His research was focused on optical pumping, statistical mechanics of quantum gases, musical acoustics and the foundations of quantum mechanics.

Groundwater Modelling in Arid and Semi-Arid Areas

Groundwater Modelling in Arid and Semi-Arid Areas PDF Author: Howard S. Wheater
Publisher: Cambridge University Press
ISBN: 1139489720
Category : Science
Languages : en
Pages :

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Book Description
Arid and semi-arid regions face major challenges in the management of scarce freshwater resources under pressures of population, economic development, climate change, pollution and over-abstraction. Groundwater is commonly the most important water resource in these areas. Groundwater models are widely used globally to understand groundwater systems and to guide decisions on management. However, the hydrology of arid and semi-arid areas is very different from that of humid regions, and there is little guidance on the special challenges of groundwater modelling for these areas. This book brings together the experience of internationally leading experts to fill a gap in the scientific and technical literature. It introduces state-of-the-art methods for modelling groundwater resources, illustrated with a wide-ranging set of illustrative examples from around the world. The book is valuable for researchers, practitioners in developed and developing countries, and graduate students in hydrology, hydrogeology, water resources management, environmental engineering and geography.

Solar Energy Forecasting and Resource Assessment

Solar Energy Forecasting and Resource Assessment PDF Author: Jan Kleissl
Publisher: Academic Press
ISBN: 012397772X
Category : Technology & Engineering
Languages : en
Pages : 503

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Book Description
Solar Energy Forecasting and Resource Assessment is a vital text for solar energy professionals, addressing a critical gap in the core literature of the field. As major barriers to solar energy implementation, such as materials cost and low conversion efficiency, continue to fall, issues of intermittency and reliability have come to the fore. Scrutiny from solar project developers and their financiers on the accuracy of long-term resource projections and grid operators' concerns about variable short-term power generation have made the field of solar forecasting and resource assessment pivotally important. This volume provides an authoritative voice on the topic, incorporating contributions from an internationally recognized group of top authors from both industry and academia, focused on providing information from underlying scientific fundamentals to practical applications and emphasizing the latest technological developments driving this discipline forward. - The only reference dedicated to forecasting and assessing solar resources enables a complete understanding of the state of the art from the world's most renowned experts. - Demonstrates how to derive reliable data on solar resource availability and variability at specific locations to support accurate prediction of solar plant performance and attendant financial analysis. - Provides cutting-edge information on recent advances in solar forecasting through monitoring, satellite and ground remote sensing, and numerical weather prediction.

Applied Reactor Physics

Applied Reactor Physics PDF Author: Alain Hébert
Publisher: Presses inter Polytechnique
ISBN: 2553014368
Category : Nuclear physics
Languages : en
Pages : 426

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Eutrophication of Waters

Eutrophication of Waters PDF Author: Organisation for Economic Co-operation and Development
Publisher: Organisation for Economic Co-operation and Development ; [Washington, D.C. : Sold by OECD Publications and Information Center]
ISBN:
Category : Technology & Engineering
Languages : en
Pages : 162

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Contemporary Criminological Issues

Contemporary Criminological Issues PDF Author: Carolyn Côté-Lussier
Publisher: University of Ottawa Press
ISBN: 0776628720
Category : Social Science
Languages : en
Pages : 396

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Book Description
Contemporary Criminological Issues tackles some of today’s most pressing social issues, from the criminalization of Indigenous peoples to interpersonal violence, border control, and armed conflicts. This book advances cutting-edge theories and methods, with the aim of moving beyond the scholarship that reproduces insecurity and exclusion. The breadth of approaches encompasses much of the current critical criminological scholarship, serving as a counterpoint to the growth of managerial and administrative criminologies and the rise of explicitly exclusionary and punitive state policies and practices with respect to ‘crime’ and ‘security.’ This edited collection featuring two books, one in English and one in French, includes important contributions to knowledge and public policy by eminent experts and emerging scholars. This book is published in English.

Transport Theory

Transport Theory PDF Author: James J. Duderstadt
Publisher: John Wiley & Sons
ISBN:
Category : Science
Languages : en
Pages : 630

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Book Description
Problems after each chapter