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Electrochemical Water Processing

By Ralph Zito
Copyright: 2012   |   Status: Published
ISBN: 9781118098714  |  Hardcover  |  
307 pages | 99 illustrations
Price: $183 USD
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One Line Description
Two of the most important issues facing society today and in the future will be the global water supply and energy production. This book addresses both of these important issues with the idea that non-usable water can be purified through the use of electrical energy, instead of chemical or mechanical methods.

Audience
Chemical engineers, process engineers, mechanical engineers, engineers working in the energy field and engineers working with industrial or municipal water

Description
The book “Electrical Methods of Water Processing” is concerned with approaches to treating water sources that require removal of unwanted or dissolved substances. In particular, it is about various methods for removing dissolved ionic materials.

There are numerous methods for accomplishing this end, and the book reviews most of them in some depth. The primary concern of this book is the elimination of the use of chemical reagents to bodies of water to make them potable, or at least usable for most applications. The control of pH as well as water composition can all be accomplished electrically, with no addition of foreign substances to the water supply. As population increases and our general style of living standards increase, the importance of available and useable water is becoming acute.



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Author / Editor Details
Ralph Zito, PhD, has been working in the field of electrical energy for over 30 years. With more than 40 patents and 60 papers to his credit, his resume is a virtual who's who of energy companies, such as GE, Westinghouse, and Sylvania, to name a few. He has taught at the Carnegie Institute, where he obtained his doctorate, and done research at New York University, where he received his baccalaureate.

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Table of Contents
List of figures

Preface

Acknowledgements

Introduction


1. Water Contaminants and Their Removal
1.1 Introduction
1.2 Technology, History, and Background
1.3 Application Areas: Electrochemical Technology Water Processing


2. Basic Electrochemical and Physical Principles
2.1 Introduction
2.2 Acidity and Alkalinity, pH
2.3 Activity and Activity coefficients
2.4 Equilibrium and Dissociation Constants
2.5 Electrode, or Half Cell Potential
2.6 Chemical Potential Definition
2.7 Concentration Potential
2.8 Equivalent conductance
2.9 Free Energy and Equilibrium
2.10 Dissociation constants
2.11 Ionic Conductance and Mobility
2.12 Osmotic pressure
2.13 Diffusion (Fick's Law)

3. Systems Description: General Outline of Basic Approaches
3.1 Electrodialysis
3.2 pH Control: Analytic Development
3.3 Biociding Technology
3.4 Ion Exchange Resin Regeneration System
3.5 Metals Reclamation

4. Mathematical Analysis & Modeling Electrodialysis Systems
4.1 Electrodialysis: Descriptions and Definitions
4.2 Basic Assumptions and Operating Parameters
4.3 Parametric Analysis: Flow-Through Configuration
4.4 Flow-Through Design Exercises
4.5 Batch Process Analysis: Re-circulating or Static Processing Water System
4.6 Design Exercises for Water Re-circulation Systems
4.7 Cell Potential and Membrane Resistance Contributions
4.8 Diffusion Losses of Ions and Molecules Across Membranes

5. System Design Exercises & Examples
5.1 Electrolytic Generation of Bromine and Chlorine: Design Procedures
5.2 Simple Estimate of Capital Equipment and Operating Cost of Electrochemical Desalination Apparatus
5.3 Cost Estimates for an Electrodialysis De-Ionizing System

6. Applications Discussion
6.1 Demineralizer: Electrodialysis
6.2 Residential Water Softener
6.3 Electrical Water Processor Portable Design


Appendices
A Some Physical Constants and Conversion Factors
B Conductance and Solubility
C Feeder Tube and Common Manifold Losses
D Variable Current Density
E Mathematical Analysis: Water pH Control Cell and Ion Exchange Resin Regeneration
F Industrial Chlorination and Bromination Equipment Cost Estimates
G. Design Mathematics in Computer Format
H. Mathematics for Simple Electrochemical Biociding

Bibliography

Index


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BISAC SUBJECT HEADINGS
TEC009010: TECHNOLOGY & ENGINEERING / Chemical & Biochemical
TEC010030: TECHNOLOGY & ENGINEERING / Environmental / Water Supply
TEC009060: TECHNOLOGY & ENGINEERING / Industrial Engineering
 
BIC CODES
TDCB: Chemical engineering
TQSW: Water Supply & treatment
RNFD: Drought & Water Supply

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Description
BISAC & BIC Codes
Author/Editor Details
Table of Contents
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