Paul Panetta, Ph.D. ARA and VIMS Professor Carl Friedrichs, VIMS Assessment of Dispersant Effectiveness using Ultrasound to Measure Oil Droplet Particle Size Distributions BOEMRE Project# M11PCOOO36 Project Kickoff Meeting October 4, 2011

Copyright All rights reserved. Applied Research Associates, Inc. 2 Agenda  Introductions  Project team and contract specs  Contracting requirements  Project overview Tasks Schedule Preliminary Data Technical Approach Team Equipment  Summary Deepwater Horizon fire Subsea blow out from the Deepwater Horizon leak Arial application of dispersant

Copyright All rights reserved. Applied Research Associates, Inc. 3 Project Team and Contract Specs Team:  Prime: Applied Research Associates, Inc. PI and Project Manager: Paul D. Panetta, Ph.D. Greg Hewitt  Partner: Virginia Institute of Marine Science PI: Professor Carl Friedrichs, Chair Physical Science Department Grace Cartwright, Lab Manager and Ph.D. Candidate Post Doc Funding: Fixed Price Duration: 12 months, September 26, 2011 to September 25, 2012

Copyright All rights reserved. Applied Research Associates, Inc. 4 Photo by: Matt Bier Photo by: Grace Cartwright About ARA, Inc.

Copyright All rights reserved. Applied Research Associates, Inc. 5 About ARA, Inc. Founded 1979, Albuquerque, New Mexico 1,446 Employee Owners at locations in the U.S. and Canada FY 09 Sales of $213.2 million 60% of ARA staff are Scientist and Engineers Engineering and Science for Fun and Profit

Copyright All rights reserved. Applied Research Associates, Inc. 6 Virginia Institute of Marine Science (VIMS) Facilities Seawater Research Lab is the largest facility of its kind in the nation, providing 800-gallons per minute to an acre of research tanks and lab space Seawater Research Lab The William J. Hargis Library houses more than 88,000 volumesWilliam J. Hargis Library Chesapeake Bay Hall and Andrews Hall provide state-of-the-art lab and teaching space in marine science Fish collection features more than 125,000 specimens in 247 families from Chesapeake Bay and surrounding waters Fish collection Boat Basin provides safe harbor for VIMS fleet, including the 74’ R/V Pelican, a converted Navy landing craft.VIMS fleet Mission: VIMS provides research, education, and advisory service in marine science to Virginia, the nation, and the world. Established in 1940 as the Virginia Fisheries Laboratory 500 faculty, staff, and students 100 graduate students in the School of Marine Science 40-acre main campus William & Mary’s School of Marine Science Google Maps

Copyright All rights reserved. Applied Research Associates, Inc. 7 Objective and Deliverables OBJECTIVE:  Develop field monitoring methods and technologies to measure the effectiveness of dispersants for subsea applications using ultrasonic based technologies to measure the oil particulate size. DELIVERABLES :  Kick Off Meeting Summary  Quarterly Progress Reports  Final Report Lab measurements Ohmsett Measurements in 2012 Commercial Sonar

Copyright All rights reserved. Applied Research Associates, Inc. 8 Tasks Task 1. Laboratory Measurements  Measure ultrasonic scattering response from oil droplets  Dispersion Types (Corexit 9500, Corexit 9527 and Agma DR 379)  Crude types, sediment, and temperature  Precision ultrasonic instruments  Commercial sonar and marine acoustic instruments Task 2. Data Analysis  Benchmark ultrasonic measurements of droplet size with LISST and visual measurements/image analysis. Task 3. Theory and Modeling  Literature Review  Compare the theory with the experiment. Task 4. Algorithm Development  Develop the droplet sizing algorithm from ultrasonic/acoustic data Task 5. Testing at Ohmsett  Study dispersion effectiveness and robustness of measurement methods using precision ultrasonic, sonar, and marine acoustics instruments. Task 6. Reporting and Project Management  Quarterly and final reports

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10 Preliminary Data ~1 cc oil + dispersant ~3 cc oil + dispersant Lab set up Paul D Panetta and Lindsey Kraatz (Dec 2010)

Copyright All rights reserved. Applied Research Associates, Inc. 11 Technical Approach Calibration Curve Particle Size Distribution Concentration 75  m silica particles in water

Copyright All rights reserved. Applied Research Associates, Inc. 12 Equipment at ARA and VIMS Labs Laboratory scanning system 2 foot X 2 foot X 3 foot tank 10  m step size in 3-D Beckman Coulter Counter Sediment core-logger with gamma probe and spectrophotometer

Copyright All rights reserved. Applied Research Associates, Inc. 13 Sonar, marine acoustic, and portable ultrasonic tools Marine Sonic 900 kHz Side Scan Sonar Imagenex 881 rotary sonar Edgetech SB-216S Chirp Acoustic Doppler Current Profiler Acoustic Doppler Velocimeter and Laser In-Situ Scattering Transmissometer (LISST) Portable instrument 50 kHz to 7000 kHz

Copyright All rights reserved. Applied Research Associates, Inc. 14 Summary  Objective: Develop ultrasonic and acoustic measurements to measure oil particulate size to study dispersant effectives  Lab measurements  Ohmsett measurements  Building on sound science  Excellent equipment available  Excellent project team of physical scientists and marine scientists