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En las últimas decadas, el conocimiento y entendimiento del tratamiento de aguas residuales ha avanzado extensamente evolucionando de enfoques basados en procedimientos meramente empíricos a enfoques con principios básicos que abarcan la química, microbiología, física, ingeniería de procesos y matemáticas. La gran mayoría de estos avances han madurado a tal grado que han sido codificados en modelos matemáticos para su simulación en computadoras. Para una nueva generación de jóvenes científicos e ingenieros que ingresan al área del tratamiento de aguas residuales, la cantidad, complejidad y diversidad de estos nuevos desarrollos puede ser abrumador, particularmente en países en vías de desarrollo donde no existe un fácil acceso a cursos avanzados de postgrado en tratamientos de aguas residuales. Este libro tiene como objetivo resolver esta deficiencia ya que compila e integra el material de diversos cursos de postgrado de más de una docena de grupos de investigación de todo el mundo que han hecho contribuciones significativas para el desarrollo del tratamiento de aguas residuales. Cabe resaltar que la edición en inglés del presente libro, forma parte de un plan de estudios en tratamiento biológico de aguas residuales que incluye: • Resúmenes de las presentaciones y clases de los temas cubiertos en el libro • Videos de las clases de los profesores autores de los capítulos del libro • Ejercicios de auto-aprendizaje para los participantes en los cursos Al término del plan de estudios antes mencionado, los últimos avances en modelación y simulación de la operación y diseño de los sistemas de tratamiento de aguas residuales (ya sean lodos activados, procesos de remoción biológica de nitrógeno y fósforo, clarificadores secundarios o sistemas de biopelículas) pueden ser abordados con mayor profundidad, conocimientos más avanzados y mayor confianza.
In many countries, especially in developing countries, many people are lacking access to water and sanitation services and this inadequate service is the main cause of diseases in these countries. Application of appropriate wastewater treatment technologies, which are effective, low cost (in investment and especially in operation and maintenance), simple to operate, proven technologies, is a key component in any strategy aimed at increasing the coverage of wastewater treatment. Sustainable Treatment and Reuse of Municipal Wastewater presents the concepts of appropriate technology for wastewater treatment and the issues of strategy and policy for increasing wastewater treatment coverage. The book focuses on the resolution of wastewater treatment and disposal problems in developing countries, however the concepts presented are valid and applicable anywhere and plants based on combined unit processes of appropriate technology can also be used in developed countries and provide to them the benefits described. Sustainable Treatment and Reuse of Municipal Wastewater presents the basic engineering design procedures to obtain high quality effluents by treatment plants based on simple, low cost and easy to operate processes. The main message of the book is the idea of the ability to combine unit processes to create a treatment plant based on a series of appropriate technology processes which jointly can generate any required effluent quality. A plant based on a combination of appropriate technology unit processes is still easy to operate and is usually of lower costs than conventional processes in terms of investment and certainly in operation and maintenance. Chapters in the book are organized in a practical and accessible way to: Demonstrate selected unit process of appropriate technology and provide the scientific basis, the equations and the parameters required to design the unit processes, with some innovations developed by the authors. Highlight design procedures for selected combined processes which are in use in developing countries. Propose an innovative Orderly Design Method (ODM), which is easy to follow by practicing engineers, using the equations and formulas developed, once the fundamentals of each unit and combined process have been established. Provide a numeric example for the basic design of each selected appropriate technology process for a city with a population of 20,000 using the ODM and an Excel program which will be provided to the readers for download from an online web page. This book is a valuable and practical resource for all wastewater treatment engineers in field and the operational managers of waste treatment facilities. Authors: Menahem Libhaber, PhD, Consulting Engineer to the World Bank and other institutions, Alvaro Orozco Jaramillo, MSc, Consulting Engineer to the World Bank, the Inter-American Development Bank, Biwater and other institutions in various countries.
El objeto de este libro es analizar diversos problemas desde el punto de vistadel Ingeniero, o precisar algunos aspectos que tienen gran interés para un correcto dimensionamiento de un sistema de tratamiento biológico. Se proporcionan datos prácticos de los diversos parámetros que influyen en los cálculos, aportando los autores su propia opinión sobre los valores más recomendables que deben adoptarse para un diseño razonable de un tratamiento biológico. Igualmente se ha procurado elegir los valores de las variables más razonables para facilitar a los técnicos la acometida al diseño de un proyecto de depuración biológica. El libro se completa con unos capítulos dedicados a cálculos hidráulicos, a pesar del carácter monográfico del tema tratado. Se incluyen las fórmulasde cálculo más usuales, con un apartado dedicado al estudio de los registros de las redes de saneamiento, y otro con el cálculo de tuberías de conduccionesde fangos, aspectos que no se encuentran muy frecuentemente en los manuales deHidráulica.INDICE: Medida de contaminación orgánica. Principios básicos de la oxidación biológica. Características de las aguas residuales urbanas. Fundamentos de los fangos activados. Eliminación de la contaminación orgánica. Eliminación dela contaminación nitrogenada. Eliminación de fósforo en las aguas residuales.Aeración prolongada. Cubas de aeración. Reactores anóxicos. Sistemas de aeración. Recirculación. Decantación secundaria. Examen de los fangos activados. Problemas de explotación de los fangos activados. Lechos bacterianos. Definiciones diversas. Pérdidas de carga por rozamiento. Paso de un depósito a una tubería en carga o a un canal en régimen libre. Paso de una tubería en carga, o de un canal en régimen libre, a un depósito. Orificios y vertederos. Codos unionesy derivaciones. Rejas. Registros o arquetas. Pérdidas de carga en las conducciones de fango.
The Handbook of Environment and Waste Management, Volume 1, Air and Water Pollution Control, is a comprehensive compilation of topics that are at the forefront of many technical advances and practices in air and water pollution control. These include air pollution control, water pollution control, water treatment, wastewater treatment, industrial waste treatment and small scale wastewater treatment.Internationally recognized authorities in the field of environment and waste management contribute chapters in their areas of expertise. This handbook is an essential source of reference for professionals and researchers in the areas of air, water, and waste management, and as a text for advanced undergraduate and graduate courses in these fields.
Comprehensive Biotechnology, Third Edition, Six Volume Set unifies, in a single source, a huge amount of information in this growing field. The book covers scientific fundamentals, along with engineering considerations and applications in industry, agriculture, medicine, the environment and socio-economics, including the related government regulatory overviews. This new edition builds on the solid basis provided by previous editions, incorporating all recent advances in the field since the second edition was published in 2011. Offers researchers a one-stop shop for information on the subject of biotechnology Provides in-depth treatment of relevant topics from recognized authorities, including the contributions of a Nobel laureate Presents the perspective of researchers in different fields, such as biochemistry, agriculture, engineering, biomedicine and environmental science
Microbial ecology is pivotal in wastewater treatment, where microorganisms play a vital role in breaking down organic matter and ultimately reduce the levels of contaminants in treated water, making it safe for reuse in agriculture, industry, and other applications. The book, Microbial Nexus for Sustainable Wastewater Treatment: Resources, Efficiency, and Reuse, ventures into the dynamic world of microbial ecosystems, unveiling their pivotal role in reshaping wastewater treatment technologies. This book addresses novel microbial techniques related to sustainable, efficient technologies of wastewater treatment and wastewater reuse as well as obtaining high-quality effluents from treatment plants. Features: Unveils the potential of high-throughput microbial biotechnology for transforming wastewater management. Describes the microbial nexus involved in the biodegradation of pharmaceutical micropollutants. Highlights the valuable materials recoverable from wastewater, associated challenges, and diverse opportunities arising from effective wastewater management. Covers advanced bioremediation technologies designed to handle emerging pollutants. Demonstrates the integration of nanotechnology with bioaugmentation, exploring potential advantages and disadvantages that shape the future of wastewater treatment. Provides insights into adopting a circular economy model aligning with sustainable development goals for resource extraction. This book is tailored for graduate students and researchers in wastewater treatment, waste valorization, environmental engineering, and hazardous waste management.
Progress in Microalgae Research - A Path for Shaping Sustainable Futures consolidates the latest research, developments, and advances in the field of microalgae biotechnology. The book’s chapters take a close look at and highlight the wide commercial potential of microalgae-based processes and products. This book is a useful resource for researchers and academic and industry professionals in the field of microalgae biotechnology.