Electrochemical Remediation Technologies for Polluted Soils, Sediments and Groundwater

PREFACE.

CONTRIBUTORS.

PART I Introduction and Basic Principles.

1 Overview of Electrochemical Remediation Technologies (Krishna R. Reddy and Claudio Cameselle).

1.1. Introduction.

1.2. Electrochemical Technologies for Site Remediation.

1.3. Electrochemical Transport, Transfer, and Transformation Processes.

1.4. Electrochemical Removal of Inorganic Pollutants.

1.5. Electrochemical Removal of Organic Pollutants.

1.6. Electrochemical Removal of Contaminant Mixtures.

1.7. Special Considerations in Remediating Polluted Sediments.

1.8. Electrokinetic Barriers for Pollution Containment.

1.9. Coupled (or Integrated) Electrochemical Remediation Technologies.

1.10. Mathematical Modeling of Electrochemical Remediation.

1.11. Economic and Regulatory Considerations.

1.12. Field Applications and Lessons Learned.

1.13. Future Directions.

References.

2 Electrochemical Transport and Transformations (Sibel Pamukcu).

2.1. Introduction.

2.2. Overview.

2.3. Electrochemical Transport in Bulk Fluid.

2.4. Electrochemical Transport in Clays in the Direction of Applied Electric Field.

2.5. Electrochemical Transformations.

2.6. Summary.

References.

3 Geochemical Processes Affecting Electrochemical Remediation (Albert T. Yeung).

3.1. Introduction.

3.2. Soil–Fluid–Chemical System as Active Electrochemical System.

3.3. Generation of pH Gradient.

3.4. Change of Zeta Potential of Soil Particle Surfaces.

3.5. Change in Direction of Electroosmotic Flow.

3.6. Sorption and Desorption of Contaminants onto/from Soil Particle Surfaces.

3.7. Buffer Capacity of Soil.

3.8. Complexation.

3.9. Oxidation–Reduction (Redox) Reactions.

3.10. Interactions of Geochemical Processes.

3.11. Summary.

References.

PART II Remediation of Heavy Metals and Other Inorganic Pollutants.

4 Electrokinetic Removal of Heavy Metals (Lisbeth M. Ottosen, Henrik K. Hansen, and Pernille E. Jensen).

4.1. Introduction.

4.2. Principle of EK Removal of Heavy Metals from Soils.

4.3. Heavy Metal and Soil Type.

4.4. Enhancement Methods.

4.5. Remediation of Mine Tailings, Ashes, Sediments, and Sludge.

4.6. Summary.

References.

5 Electrokinetic Removal of Radionuclides (Vladimir A. Korolev).

5.1. Introduction.

5.2. Electrokinetic Localization of Radioactive Nuclide Pollution.

5.3. Electrokinetic Cleaning of Ground from Radioactive Nuclides.

5.4. Summary.

References.

6 Electrokinetic Removal of Nitrate and Fluoride (Kitae Baek and Jung-Seok Yang).

6.1. Introduction.

6.2. Pollution and Health Effects of Anionic Pollutants.

6.3. Removal of Anionic Pollutants by Electrokinetics.

6.4. Summary.

References.

7 Electrokinetic Treatment of Contaminated Marine Sediments (Giorgia De Gioannis, Aldo Muntoni, Alessandra Polettini, and Raffaella Pomi).

7.1. Introduction.

7.2. Contaminated Sediment Treatment Options.

7.3. Electrokinetic Treatment of Sediments.

7.4. Case Study: Tests on Electrokinetic Remediation of Sea Harbor Sediments.

7.5. Summary.

References.

8 Electrokinetic Stabilization of Chromium (VI)-Contaminated Soils (Laurence Hopkinson, Andrew Cundy, David Faulkner, Anne Hansen, and Ross Pollock).

8.1. Introduction.

8.2. Materials and Methods.

8.3. Experimental Results.

8.4. Discussion.

8.5. Summary.

Acknowledgments.

References.

PART III Remediation of Organic Pollutants.

9 Electrokinetic Removal of PAHs (Ji-Won Yang and You-Jin Lee).

9.1. Introduction.

9.2. Backgrounds.

9.3. Electrokinetic Removal of PAHs Using Facilitating Agents.

9.4. Summary.

References.

10 Electrokinetic Removal of Chlorinated Organic Compounds (Xiaohua Lu and Songhu Yuan).

10.1. Introduction.

10.2. Electrokinetic Removal of Chlorinated Aliphatic Hydrocarbons.

10.3. Electrokinetic Removal of Chlorophenols.

10.4. Electrokinetic Removal of Chlorobenzenes.

10.5. Summary.

References.

11 Electrokinetic Transport of Chlorinated Organic Pesticides (Ahmet Karagunduz).

11.1. Introduction.

11.2. Electrokinetic Removal of Chlorinated Pesticides.

11.3. Surfactant-Enhanced Electrokinetic Remediation of Chlorinated Pesticides.

11.4. Cosolvent-Enhanced Electrokinetic Remediation of Chlorinated Pesticides.

11.5. Summary.

References.

12 Electrokinetic Removal of Herbicides from Soils (Alexandra B. Ribeiro and Eduardo P. Mateus).

12.1. Introduction.

12.2. Herbicides.

12.3. Case Study.

12.4. Summary.

Acknowledgments.

References.

13 Electrokinetic Removal of Energetic Compounds (David A. Kessler, Charles P. Marsh and Sean Morefield).

13.1. Introduction.

13.2. Chemistry of Clay–Energetic Compound Complexes.

13.3. Remediation Strategies.

13.4. Electrokinetics to Enhance Remediation Strategies.

13.5. Summary.

References.

PART IV Remediation of Mixed Contaminants.

14 Electrokinetic Remediation of Mixed Metal Contaminants (Kyoung-Woong Kim, Keun-Young Lee and Soon-Oh Kim).

14.1. Introduction.

14.2. General Principle for Mixed Metal Contaminants.

14.3. Representative Studies on Electrokinetic Remediation of Mixed Heavy Metals.

14.4. Specific Insight for Removal of Mixed Heavy Metals, Including Cr, As, and Hg.

14.5. Summary.

References.

15 Electrokinetic Remediation of Mixed Metals and Organic Contaminants (Maria Elektorowicz).

15.1. Challenge in Remediation of Mixed Contaminated Soils.

15.2. Application of Electrokinetic Phenomena to the Removal of Organic and Inorganic Contaminants from Soils.

15.3. Summary.

References.

PART V Electrokinetic Barriers.

16 Electrokinetic Barriers for Preventing Groundwater Pollution (Rod Lynch).

16.1. Introduction.

16.2. History of Electrokinetic Barrier Development.

16.3. Recent Studies.

16.4. Use With Other Technologies.

16.5. Summary.

Acknowledgments.

References.

17 Electrokinetic Biofences (Reinout Lageman and Wiebe Pool).

17.1. Introduction.

17.2. Application in the Field.

17.3. Case Study.

17.4. Summary.

Reference.

PART VI Integrated (Coupled) Technologies.

18 Coupling Electrokinetics to the Bioremediation of Organic Contaminants: Principles and Fundamental Interactions (Lukas Y. Wick).

18.1. Introduction.

18.2. Principles and Fundamental Interactions of Electrobioremediation.

18.3. Research Needs.

Acknowledgments.

References.

19 Coupled Electrokinetic–Bioremediation: Applied Aspects (Svenja T. Lohner, Andreas Tiehm, Simon A. Jackman, and Penny Carter).

19.1. Bioremediation of Soils.

19.2. Combination of Electrokinetics and Bioremediation.

19.3. Practical Considerations and Limitations for Coupled Bio-Electro.

Processes.

19.4. Summary.

Acknowledgments.

References.

20 Influence of Coupled Electrokinetic–Phytoremediation on Soil Remediation.

M.C. Lobo Bedmar, A. Pérez-Sanz, M.J. Martínez-Iñigo, and A. Plaza Benito.

20.1. Soil Contamination: Legislation.

20.2. What is the Limit of the Remediation Soil Recovery.

20.3. Influence of the Electrokinetic Technology on Soil Properties.

20.4. Phytoremediation.

20.5. Use of the Electrokinetic Process to Improve Phytoremediation.

20.6. Phytoremediation after Electrokinetic Process.

20.7. Summary.

References.

21 Electrokinetic–Chemical Oxidation/Reduction (Gordon C. C. Yang).

21.1. Introduction.

21.2. General Principles.

21.3. Representative Studies.

21.4. Electrokinetic Treatment Coupled with Injection of Nanomaterials.

21.5. Prospective.

References.

22 Electrosynthesis of Oxidants and Their Electrokinetic Distribution (W. Wesner, Andrea Diamant, B. Schrammel, and M. Unterberger).

22.1. Oxidants for Soil Remediation.

22.2. Production of Oxidants.

22.3. Distribution of Oxidants.

References.

23 Coupled Electrokinetic–Permeable Reactive Barriers (Chih-Huang Weng).

23.1. Introduction.

23.2. Design of Reactive Barrier in the EK–PRB Process.

23.3. Implementation of EK–PRB to Polluted Soil.

23.4. Perspectives.

References.

24 Coupled Electrokinetic–Thermal Desorption (Gregory J. Smith).

24.1. Fundamental Principles.

24.2. Thermal Principles.

24.3. Physical and Chemical Principles.

24.4. Fluid and Energy Transport.

24.5. Hydraulic Principles.

24.6. Biological Processes at Elevated Temperatures.

24.7. Summary.

References.

PART VII Mathematical Modeling.

25 Electrokinetic Modeling of Heavy Metals (José Miguel Rodríguez-Maroto and Carlos Vereda-Alonso).

25.1. Introduction.

25.2. One-Dimensional EKR Simple Model.

25.3. Two-Dimensional Model.

Notation.

References.

26 Electrokinetic Barriers: Modeling and Validation (R. Sri Ranjan).

26.1. Introduction.

26.2. Electrokinetic Phenomena.

26.3. Direct and Coupled Flow and Transport of Ions.

26.4. Model Development.

26.5. Model Validation.

26.6. Field Application Scenarios.

26.7. Summary.

Acknowledgments.

References.

PART VIII Economic and Regulatory Considerations.

27 Cost Estimates for Electrokinetic Remediation (Christopher J. Athmer).

27.1. Introduction.

27.2. Cost Factors.

27.3. Cost Breakdown.

27.4. Summary.

References.

28 Regulatory Aspects of Implementing Electrokinetic Remediation (Randy A. Parker).

28.1. Introduction.

28.2. Overview of Environmental Regulation in the USA.

28.3. Regulatory Considerations for Implementing Electrokinetic Remediation.

28.4. Summary.

References.

PART IX Field Applications and Performance Assessment.

29 Field Applications of Electrokinetic Remediation of Soils Contaminated with Heavy Metals (Anshy Oonnittan, Mika Sillanpaa, Claudio Cameselle, and Krishna R. Reddy).

29.1. Introduction.

29.2. Description of Processes Involved in Field Applications.

29.3. Electrokinetic Remediation Setup in Field Applications.

29.4. Outcome of Field-Scale Experiments.

29.5. Factors that Limit the Applicability of Electrokinetic Technology.

29.6. Prerequisites and Site Information Needed.

29.7. Advantages and Disadvantages of the Technology.

29.8. Summary.

References.

30 Field Studies: Organic-Contaminated Soil Remediation with Lasagna Technology (Christopher J. Athmer and Sa V. Ho).

30.1. Introduction.

30.2. Field Implementation Considerations.

30.3. Case Studies.

30.4. Summary and Future Activities.

References.

31 Coupled Electrokinetic PRB for Remediation of Metals in Groundwater (Ha Ik Chung and MyungHo Lee).

31.1. Introduction.

31.2. Electrokinetic (EK) Extraction System.

31.3. Permeable Reactive Barrier (PRB) System.

31.4. Combined System of Electrokinetics and Permeable Reactive Barrier.

31.5. Field Application.

31.6. Summary.

References.

32 Field Studies on Sediment Remediation (J. Kenneth Wittle, Sibel Pamukcu, Dave Bowman, Lawrence M. Zanko and Falk Doering).

32.1. Introduction.

32.2. Background on the Need for Remediation and the Duluth Project.

32.3. What is ECGO Technology?

32.4. The Remediation of Minnesota Slip Sediments at the Erie Pier CDF in Duluth, Minnesota.

32.5. Summary.

Reference.

33 Experiences With Field Applications of Electrokinetic Remediation (Reinout Lageman and Wiebe Pool).

33.1. Introduction.

33.2. ER.

33.3. Investigation and Design of ER.

33.4. Some Project Results.

33.5. Summary.

INDEX.