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6 produkter
6 produkter
E-bok
PDF, Engelska, 20091 899 kr
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This book is part of a series on sustainability. Specifically, it deals with the issue of sustainable water use. Fresh sources of potable water are being depleted across the world. Pure water is the goal of water utilities as well as several industries. Well past the experimental stage, membrane processes are now a proven and reliable method of providing high-quality, cost-effective water. Membrane technologies have immediate applications to treatment of fresh, brackish and sea waters, as well as wastewater reclamation. With innovative module design and engineering, micro- and ultra-filtrations have become effective and economical for drinking water production, particularly for removal of microorganisms. Membrane bioreactors are being developed for municipal and industrial water recycling. Various membrane processes are also used to remove contaminants from industrial wastewaters.This book covers the fundamental and practical concepts and issues regarding the application of membrane technologies for sustainable water treatment. It describes and compares the effectiveness of desalination versus water recycling for long-term sustainable water use.- Describes the global water situation with respect to sustainability- Emphasizes the role of membrane technologies- Compares the strategies of water recycling and desalination
E-bok
Engelska, 20013 856 kr
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Natural Organics Removal Using Membranes: Principles, Performance, and Cost provides a unique combination of important new data and operational parameters on the role of membranes in removing natural organic materials during water treatment. It examines and compares the three pressure-driven membrane processes of choice-ultrafiltration, microfiltra
E-bok
PDF, Engelska, 20013 856 kr
Läs direkt efter köp
Natural Organics Removal Using Membranes: Principles, Performance, and Cost provides a unique combination of important new data and operational parameters on the role of membranes in removing natural organic materials during water treatment. It examines and compares the three pressure-driven membrane processes of choice-ultrafiltration, microfiltra
E-bok
PDF, Engelska, 2006194 kr
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Seminar paper from the year 2006 in the subject English Language and Literature Studies - Linguistics, grade: 1,0, University of Freiburg, course: Language Variation and Change, language: English, abstract: Gender roles have always been an important issue in analyzing human behavior. In order to understand the interaction between men and women, it is useful to have a closer look at conversations between male and female speakers and to analyze how they communicate with each other. Some questions that of course occur are whether female speakers talk more than male speakers or if male speakers use more vernacular language, just to name a few examples. Obviously, there is a lot of stereotypical thinking in analyzing gender behavior and many people expect to find some cliches certified. The analysis in this term paper concerns the differences in interrupting by male or female speakers in a conversation. Former conversation analyses tried to demonstrate that in most cases men interrupt women more often than the other way round and that one main reason for this fact is that men always unconsciously try to dominate women and present power. Deborah Tannen examines this claim in her book "e;You just don't understand: women and men in conversation"e; (Tannen 1990). While examining the behavior of male and female speakers in conversation she clearly points out that it is not enough to count interruptions in a conversation and to interpret those as an unconscious gender-typical habit, but that it is necessary to pay attention to the factors that caused an interruption and to look beyond the surface in order to understand the events and the development of a conversation. She emphasizes thatn [...] interruption is inescapably a matter of interpretation regarding individuals' rights and obligations. To determine whether a speaker is violating another speaker's rights, you have to know a lot about both speakers and the situation. (Tannen 1990: 190)
E-bok
PDF, Engelska, 2007193 kr
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Seminar paper from the year 2006 in the subject English Language and Literature Studies - Literature, grade: 2,0, University of Freiburg, course: Monsters, Monstrosoty and Alterity In Fiction and Film, language: English, abstract: The commercial slogan of the biggest power authority in Monstropolis sounds like a common saying that could also be heard in our TV and Radio programmes. And this slogan is not the only odd similarity between our human world and the movieMonsters, Inc.(2001). The movie, one of the latest works developed by Pixar Animation Studios in cooperation with Walt Disney Pictures, is an animated movie for children that sets in a parallel universe, namely a world of monsters: Monstropolis. While this movie was not only extremely successful in the Box office and nominated for an Academy Award in 2002 for Best Animated Feature, there is a lot more to discover beyond its surface. Considering the fact that "e;Monsters, Inc."e; is a movie made for young people, especially for little children (rated TV-G in the US) the film needs to meet some expectations. It is clear that this movie is supposed to be funny, entertaining and suitable for children. At the same time it should be fun for the whole family, not only for the kids, because the parents form the audience that pays for the movie. Additionally, movies for kids are generally expected to fulfil a pedagogical task, as most of Disney's movies do. There is always the plea for tolerance, equality and kindness in Disney-films, like inMulan, TarzanorThe Beauty and the Beast.The story inMonsters, Inc.however, is set on a much more complex basis than the movies that have been produced by Disney so far. The image of the monster behind closet doors and under the beds of little children - usually rather nightmarish material - is used to create a whole world beyond the scary creatures. This term paper serves to provide a closer look at how the monster is presented in the movie and how this typology can be compared to the common image or stereotype of a monster as well as providing a re-framing of the concept on the basis of monster theory in literature. There will also be a short discussion of how the characters in the movie are adopting human qualities while creating an everyday-life and whether this device is only applied in entertaining the audience. In a final step, there will be an examination on how this fact influences the story in an inverse manner and thus creates a comical and ironic view on the common concepts of a monster.
Inbunden, Engelska, 2001
2 578 kr
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Natural Organics Removal Using Membranes: Principles, Performance, and Cost provides a unique combination of important new data and operational parameters on the role of membranes in removing natural organic materials during water treatment. It examines and compares the three pressure-driven membrane processes of choice-ultrafiltration, microfiltration, and nanofiltration-in removing natural organics, including disinfection by-products and compounds implicated as carcinogens. After presenting a detailed investigation of natural organics, the text follows with a careful analysis of the efficiencies and operating conditions of the main membrane processes, including discussions of costs and fouling.This reference book introduces membranes in water treatment and shows how various methods can be compared with regard to improving process design, reducing fouling, and selecting the most suitable process, given a variety of source water parameters. The book contains a most comprehensive literature survey on membranes, one that should be of great value to all investigators of membranes in drinking water.