Great Green Gobs of Food & Beverage Facilities AnMBR 2011 Process Expo Graig Rosenberger & Todd Broad

BIOTHANE a VEOLIA WATER COMPANY  Founded in 1979  Leading supplier of Anaerobic Systems in North America  100+ Installations in NA, 500+ worldwide  Extensive F&B experience  Design-Builder with full EPC contracting  Part of Veolia Water

Pentair X-Flow  35 years of experience in providing membrane technology for water and wastewater  45% of the world largest UF water projects use Pentair X-Flow membranes  Along with Pentair Südmo and Pentair Haffmans offers valves, components & quality control equipment to the F&B industries  Part of Pentair Inc. 

Anaerobic Membrane BioReactor

 Block flow diagram illustrates the AnMBR system fundamentals The Process Flow

 Equalization is site specific  Unique Reactor Design  Reactor Tank – Bolted or Welded, Coated or Stainless Steel  Proprietary Mixing System  Foam Control System  Support Systems  Precipitation Control System  Unique operating parameters for membranes and reactor integration  Full automation for easy operation and integration into modern facilities  System flexibility to adapt easily to existing manufacturing facilities  Biogas utilization packages – plant boiler or cogeneration The Anaerobic Process

  Proven durable tubular membrane construction   Membrane type:F4385(PVDF, 5.2 mm ID)   Module type:38CR(33 m 2 /module)   Backing material:Woven/non woven   Configuration:Series(capacity)   Process:Crossflow   US certification:Title 22 compliant   Flux: lmh   TMP (psi):1 - 6   Membrane lifetime:6 -10 yr Pentair X-Flow Crossflow Membranes

AnMBR - Anaerobic Membrane BioReactor Advantages  Very Short Startup Times to Capacity  Function of seed culture volume  Rapid Start and Stop of Digester – To Meet Factory Demands  Very short recovery times from loading excursions  Anaerobic Biomass is Stable & Reliable - Membrane Barrier  Biomass cannot be washed out  Organic removal Rates > 98%  Incremental biogas generation  TSS destruction

AnMBR - Anaerobic Membrane BioReactor Advantages  Mechanically Simple and Exceptionally Efficient  Simple layout with quick and easy access to membranes  All streams fully contained to eliminate odor  Layout fully flexible to adapt to individual site conditions  No submerged membranes - membranes fully accessible  Sustainable flux rate performance with proactive control of crossflow filtration  No inorganic fouling or precipitation on membrane vessels  Reliable and Robust

 A generic AnMBR layout is illustrated above and exemplifies the following:  System blends with existing facilities  Layout fully flexible to adapt to individual site conditions  No submerged membranes; membranes fully accessible  No system shutdown required to repair, replace or maintain membranes  Shop fabrication leads to increased schedule efficiency System Layout

AnMBR - Anaerobic Membrane BioReactor Applications  High Strength Waste Streams  COD > 40,000 ppm  Whey, Stillage, Other  High FOG Streams  Eliminate the DAF (and the chemical cost)  Dairy, Rendering, Other  High TSS Streams  TSS from 1,000 ppm to 30,000+ ppm  No upfront TSS removal required

AnMBR - Anaerobic Membrane BioReactor Applications  Expansions  Free up existing aerobic capacity  Greatly reduce sludge handling  BOD/COD Isolation  Go into the production facility  Can be as much as 80% BOD in 20% of flow  Meet Sewer in One Step  Multiple unit processes NOT needed

AnMBR - Anaerobic Membrane BioReactor Experience  Full Scale Systems  Daisy Brand Texas – 4 years  Daisy Brand Arizona – 1 year  Demonstration Scale Pilots Completed  Biodiesel – 6 months  Ethanol Thin Stillage – 6 months  Pilots in Current Operation  Ethanol – Europe (1) & United States (1)  Chemical Wastewater – Europe  Soybean Processing Wastewater – United States  Pending – Distillery or Snack Food Producer

AnMBR - Anaerobic Membrane BioReactor Experience  Lab Bench top Pilot Testing  Europe – 4 units  United States – 2 units  In Design and/or Construction  Biodiesel – United States  Dairy – United States  Food Processing – United States  Ethanol – Europe

Field Proven AnMBR Full Scale Operation Daisy Brand, Inc, Garland, Texas   Successfully Started in August 2007 on cottage cheese whey and wash water   Expanded capacity in October 2009   Flow ~ 50,000 gpd; COD in = 60,000 mg/L; COD out < 300 mg/L Full Scale Facility in Operation

System Performance

AnMBR - Anaerobic Membrane BioReactor Conclusions Field Proven Greater than 99% COD Removal Efficiency Unparallel & Unprecedented Reliability and Robustness Integrate with Proactive Production Facility Waste Management for Ultimate Sustainable Solutions Ability to Change the Economics of “Traditional” Thinking Anaerobic Membrane BioReactor IS the Next Generation of Anaerobic Technology

QUESTIONS?????