Current Developments in Biotechnology and Bioengineering: Food and Beverages Industry provides extensive coverage of new developments, state-of-the-art technologies, and potential future trends compiled from the latest ideas across the entire arena of biotechnology and bioengineering. This volume reviews current developments in the application of food biotechnology and engineering for food and beverage production. As there have been significant advances in the areas of food fermentation, processing, and beverage production, this title highlights the advances in specific transformation processes, including those used for alcoholic beverage and fermented food production. Taking a food process and engineering point-of-view, the book also aims to select important bioengineering principles, highlighting how they can be quantitatively applied in the food and beverages industry. Contains comprehensive coverage of food and beverage production Covers all types of fermentation processes and their application in various food products Includes unique coverage of the biochemical processes involved in beverages production
Biofuel production from microalgae has been gaining importance in recent years as an alternative (nonpolluting) fuel source, but the industry faces economic challenges. In this context, a feasible technology of bio-oil production from microalgal biomass through fast pyrolysis is presented in this chapter. A microalga was cultivated in a cheap ethanol-wastewater-based medium, harvested, dried, and subjected to fast pyrolysis, the conditions of which were controlled to generate high yield of bio-oil. Bio-oil yield was 17.4% (m/m), with lower heating value (LHV) of 8,071kcal/kg. Volumetric energetic density was then calculated as 9,927.33kcal/L. Besides bio-oil, coal (10.8% m/m), acid extract (32.3% m/m), and gases (39.5% m/m) were produced. This technology combined low cost and simplicity of operation, turning fast pyrolysis of microalgae into a potential alternative in the free-carbon-emission fuel production process.
Despite being known for a long time, microalgae are gaining importance in recent decades because of their high capacity to fixate atmospheric carbon, assisting in the reduction of global warming. Concurrently with carbon fixation, the production of compounds of commercial interest and reuse of industrial and domestic wastewater turned microalgal culture into one of the most commented-on subjects in the scientific community. In this chapter the photosynthetic metabolism of microalgae is described and discussed, with emphasis on carbon sequestration. The chapter covers the basics of growing algae, the most influential factors in CO2 fixation, and quantification methodologies. Practical data on rates of carbon fixation by microalgae are presented, especially those genera of algae with the greatest potential for industrial application: Spirulina, Chlorella, Haematococcus, Dunaliella, and Botryococcus. Finally, aspects of the growing global carbon market and the role microalgal technologies can play are also discussed.
Despite being known for a long time, microalgae are gaining importance in recent decades because of their high capacity to fixate atmospheric carbon, assisting in the reduction of global warming. Concurrently with carbon fixation, the production of compounds of commercial interest and reuse of industrial and domestic wastewater turned microalgal culture into one of the most commented-on subjects in the scientific community. In this chapter the photosynthetic metabolism of microalgae is described and discussed, with emphasis on carbon sequestration. The chapter covers the basics of growing algae, the most influential factors in CO2 fixation, and quantification methodologies. Practical data on rates of carbon fixation by microalgae are presented, especially those genera of algae with the greatest potential for industrial application: Spirulina, Chlorella, Haematococcus, Dunaliella, and Botryococcus. Finally, aspects of the growing global carbon market and the role microalgal technologies can play are also discussed.
Data acquisition systems have numerous applications. This book has a total of 13 chapters and is divided into three sections: Industrial applications, Medical applications and Scientific experiments. The chapters are written by experts from around the world, while the targeted audience for this book includes professionals who are designers or researchers in the field of data acquisition systems. Faculty members and graduate students could also benefit from the book.
Biofuel production from microalgae has been gaining importance in recent years as an alternative (nonpolluting) fuel source, but the industry faces economic challenges. In this context, a feasible technology of bio-oil production from microalgal biomass through fast pyrolysis is presented in this chapter. A microalga was cultivated in a cheap ethanol-wastewater-based medium, harvested, dried, and subjected to fast pyrolysis, the conditions of which were controlled to generate high yield of bio-oil. Bio-oil yield was 17.4% (m/m), with lower heating value (LHV) of 8,071kcal/kg. Volumetric energetic density was then calculated as 9,927.33kcal/L. Besides bio-oil, coal (10.8% m/m), acid extract (32.3% m/m), and gases (39.5% m/m) were produced. This technology combined low cost and simplicity of operation, turning fast pyrolysis of microalgae into a potential alternative in the free-carbon-emission fuel production process.
Biological Wastewater Treatment in Warm Climate Regions gives a state-of-the-art presentation of the science and technology of biological wastewater treatment, particularly domestic sewage. The book covers the main treatment processes used worldwide with wastewater treatment in warm climate regions given a particular emphasis where simple, affordable and sustainable solutions are required. This comprehensive book presents in a clear and informative way the basic principles of biological wastewater treatment, including theory and practice, and covering conception, design and operation. In order to ensure the practical and didactic view of the book, 371 illustrations, 322 summary tables and 117 examples are included. All major wastewater treatment processes are covered by full and interlinked design examples which are built up throughout the book, from the determination of wastewater characteristics, the impact of discharge into rivers and lakes, the design of several wastewater treatment processes and the design of sludge treatment and disposal units. The 55 chapters are divided into 7 parts over two volumes: Volume One: (1) Introduction to wastewater characteristics, treatment and disposal; (2) Basic principles of wastewater treatment; (3) Stabilisation ponds; (4) Anaerobic reactors; Volume Two: (5) Activated sludge; (6) Aerobic biofilm reactors; (7) Sludge treatment and disposal. As well as being an ideal textbook, Biological Wastewater Treatment in Warm Climate Regions is an important reference for practising professionals such as engineers, biologists, chemists and environmental scientists, acting in consulting companies, water authorities and environmental agencies.
Anaerobic Reactors is the forth volume in the series Biological Wastewater Treatment. The fundamentals of anaerobic treatment are presented in detail, including its applicability, microbiology, biochemistry and main reactor configurations. Two reactor types are analysed in more detail, namely anaerobic filters and especially UASB (upflow anaerobic sludge blanket) reactors. Particular attention is also devoted to the post-treatment of the effluents from the anaerobic reactors. The book presents in a clear and informative way the main concepts, working principles, expected removal efficiencies, design criteria, design examples, construction aspects and operational guidelines for anaerobic reactors. About the series: The series is based on a highly acclaimed set of best selling textbooks. This international version is comprised by six textbooks giving a state-of-the-art presentation of the science and technology of biological wastewater treatment. Other titles in the series are: Volume 1: Waste Stabilisation Ponds; Volume 2: Basic Principles of Wastewater Treatment; Volume 3: Waste Stabilization Ponds; Volume 5: Activated Sludge and Aerobic Biofilm Reactors; Volume 6: Sludge Treatment and Disposal
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