AORT: Topics

AORT – 2017 covers a broad range of related topics on the research, development, commercialization and the field applications of various technologies for treatment of water, air and soil. Specifically, presentations on the following topics are strongly encouraged:

  1. Site Characterization (DNAPL, LNAPL and Other Organic Contaminants)
    1. Characterization technologies
    2. Sampling Strategies
    3. Dealing with heterogeneity
    4. Percussion Probing (Geoprobe®)
    5. Cone Penetration
    6. Organic Vapor Analysis/Screening of Soil Cores
    7. UV Fluorescence Detection Methods
    8. Hydrophobic Dye Shake/ Test Use and Limitation
    9. Using RNS Strips to Detect NAPL in Soil Core
    10. Membrane Interface Probe (MIP)
    11. Downhole RNS (aka NAPL FLUTeTM)
    12. CPT/LIF UV Fluorescence Probe
    13. DP Groundwater Profiling
    14. PITT
    15. Geophysical imaging (3D Siesmorgaphy)
    16. Soil Gas Surveys – Gore Sorbers, Emflux
  2. Injection Equipment and Application Systems
    1. Push tools
    2. Hydraulic and Pneumatic Fracturing
    3. Recirculation wells
    4. Enhanced Injection Methods such as Pressure pulsing
  3. Technology Screening and Testing
    1. Chemical Oxidation Technologies
      1. Fenton – Based Technologies
        1. Catalyst Used
        2. Soil oxidant demand
        3. Subsurface heterogeneity
        4. Mechanism of Oxidation
        5. Contaminated Treated
        6. Reaction with LNAPL and DNAPL
        7. Effect of Metals
        8. Rebound of contaminants after treatment
        9. Issues with stability, safety, and handling
        10. Case histories
      2. Permanganate Oxidation
        1. Soil oxidant demand
        2. Subsurface heterogeneity
        3. Mechanism of Oxidation
        4. Contaminated Treated
        5. Effect of Metals
        6. Rebound of contaminants after treatment
        7. High strength (>20%) permanganate applications
        8. Issues with stability, safety, and handling
        9. Case histories
      3. Persulfate and Other Oxidants
        1. Soil oxidant demand
        2. Subsurface heterogeneity
        3. Mechanism of Oxidation
        4. Contaminated Treated
        5. Catalyst used
        6. Thermal activation
        7. Combined peroxide-persulfate systems
        8. Effect of Metals
        9. Rebound of contaminants after treatment
        10. Issues with stability, safety, and handling
        11. Case histories
      4. Ozonation
        1. Soil oxidant demand
        2. Subsurface heterogeneity
        3. Mechanism of Oxidation
        4. Contaminated Treated
        5. Ozone generators
        6. Pulsed ozone
        7. Combined ozone-peroxide systems
        8. Effect of Metals
        9. Rebound of contaminants after treatment
        10. Issues with stability, safety, and handling
        11. Case histories
    2. Chemical Reduction Technologies
      1. Subsurface heterogeneity
      2. Mechanism of treatment
      3. Contaminated Treated
      4. Zero valent iron (ZVI)
        1. Nanoscale
        2. Injectable
        3. Activation
      5. Zone source encapsulations (ZVI/Clay)
      6. Other reducing agents
      7. Rebound of contaminants after treatment
      8. Comparison with biological reduction
      9. Case histories
    3. Fluid Flushing
      1. Water Flooding and Extraction
      2. Surfactants/Cosolvents
      3. Air Sparging
    4. Thermal Technologies
      1. Steam Injection
      2. Electrical Resistance Heating-Vertical Electrode
      3. Conducting Heating- Thermal Blankets or Thermal Wells
      4. RF Heating
    5. Microbial Technologies
      1. Aerobic and Anaerobic Bioremediation
      2. Biostimulation and Bioaugmentation
      3. Natural Attenuation
    6. Enhanced Reductive Dechlorination
    7. Permeable Reactive Barriers
    8. Hydraulic Containment
    9. Combining Remediation Technologies in space and/or time to improve overall performance
      1. Cosolvent Flushing and Enhanced Microbial Anaerobic Reduction
      2. Steam with Air/Oxygen Injection
      3. Thermal removal with oxidation
      4. Thermal Methods Combined with Microbial Degradation
      5. EZVI
      6. Chemical Oxidation followed by Reductive Dechlorination
      7. Natural Attenuation
  4. Contamination in Fractured Bedrock
    1. Characterization
    2. Remediation Technologies
    3. Modeling
    4. Risk Assessment
    5. Fractured Bedrock Flow types
    6. Monitoring
    7. Characterization tools
  5. Modeling, Risk Assessment and Fractured Bedrock Consideration
    1. Modeling
      1. Accepted flow models
      2. Accepted mass transfer models
    2. Risk Assessment
      1. Accepted models
      2. Goals and standards
    3. Fractured Bedrock Considerations
  6. Monitoring and Performance Evaluation
    1. Evaluation Technologies
    2. Monitoring technologies
    3. Sampling strategies
    4. Sampling and analysis methods
    5. Numerical Models: Deterministic Approaches
    6. Numerical/ Analysis Models: Stochastic approaches
    7. Data management and evaluation
  7. Economics of Oxidation and Reduction Technologies for DNAPL Remediation
    1. Site Characterization
    2. Field Pilot Testing
    3. Full-Scale Implementation
    4. Monitoring
  8. Regulatory Issues
    1. Country-specific
    2. Goals and standards
  9. Case Studies
    1. Laboratory Treatability Testing
    2. Field Pilot Tests