Green, Sustainable Microturbines


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Microturbines are a green new way to power buildings while heating and cooling them. Also, microturbines burn waste gas from landfills, sewage treatment plants, farms and the like, turning it into clean electricity for the electric grid.

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Green, Sustainable Microturbines

  1. 1. Microturbine Vertical Applications Best Value for Onsite Energy Generation CCHP CHP Resource Recovery Secure Power Resource Recovery
  2. 2. Biogas isn’t all you’re flaring Biogas Resource Recovery
  3. 3. What is Biogas Resource Recovery? <ul><li>Using otherwise flared gas as fuel for onsite power generation </li></ul><ul><ul><li>May have low Btu content </li></ul></ul><ul><ul><li>May have “sour” content (H 2 S) </li></ul></ul><ul><li>Biogases from </li></ul><ul><ul><li>Landfills • Wastewater treatment • Livestock • Food processing </li></ul></ul>
  4. 4. Benefits of Biogas Resource Recovery <ul><li>Generate renewable power fueled by flare gas </li></ul><ul><li>Offset energy bills </li></ul><ul><li>Qualify for incentives </li></ul><ul><li>Export to the power grid </li></ul><ul><li>More completely destroy odors, methane and non-methane compounds </li></ul><ul><li>Positive environmental impact on community </li></ul>An LFG-fueled array of eight Capstone MicroTurbines in MN
  5. 5. Capstone Biogas-to-Energy: A Proven Fit <ul><li>Hundreds of biogas MTs deployed worldwide </li></ul><ul><li>Ultra-low NOx and CO emissions without any post-combustion devices or chemicals </li></ul><ul><li>Accepts 325+ Btu LFG </li></ul><ul><li>99.999% combustion efficiency; no odor </li></ul><ul><li>Low scheduled maintenance, low noise, low weight, small footprint, no vibration </li></ul><ul><li>Multipacking capability/scalability from <30 kW to a megawatt or more </li></ul><ul><li>UL2200 certified “Biogas-Fueled Engine Generator” </li></ul><ul><li>UL1741 certified national grid interconnect </li></ul><ul><li>Only one moving part, with no oil, antifreeze, other hazmats or water needs </li></ul>A C30 with heat recovery operating on biogas at a Japan dairy farm
  6. 6. MicroTurbine Tax Credit in 2006 <ul><li>The new National Energy Policy provides a 10% tax credit to com- panies that begin using microtur- bines on or after January 1, 2006 </li></ul><ul><li>Includes balance of plant costs up to a tax credit total of $200/kW </li></ul><ul><li>Also calls for per-kWh incentive payments for biogas-fueled renewable exports to the grid </li></ul><ul><li>Additional incentives available for rural deployments </li></ul>
  7. 7. UL2200 & UL1741 Listed for Biogas <ul><li>Biogas-fueled Capstone 30-kW and 65-kW MicroTurbines are the ONLY generators of any type certified to the new 2006 UL 2200 standard for biogas-fueled engine generators </li></ul><ul><li>They are also UL-Listed to the 1741 national grid interconnect standard </li></ul><ul><li>Capstone MicroTurbines were also the first generators of any type state-approved by New York and by California (“Rule 21”) for direct-to-grid interconnection </li></ul>
  8. 8. Even Faster ROI in California <ul><li>Major California utilities now fund the total cost of each biogas-fueled Capstone MicroTurbine deployed </li></ul><ul><ul><li>$1,300/kW for biogas fueled microturbine installations </li></ul></ul><ul><li>Excess funding can be applied to gas treatment cost </li></ul>
  9. 9. What is LFG Resource Recovery? <ul><li>Using landfill gas as fuel for onsite power generation </li></ul><ul><li>LFG is a “difficult” fuel </li></ul><ul><ul><li>Has low Btu content, which fluctuates over time </li></ul></ul><ul><ul><li>Has gaseous siloxanes, which become abrasive silica in piston engine gensets and other combustion devices </li></ul></ul><ul><ul><li>Has corrosive “sour” content (H 2 S) </li></ul></ul><ul><ul><li>Post-combustion emission devices rather intolerant of combusted LFG </li></ul></ul><ul><ul><li>Without exhaust treatment, most generators release far more NOx, and noxious odors, than flaring </li></ul></ul>Puente Hills Landfill – Beta installation
  10. 10. Landfill Gas Renewable Energy <ul><li>More than 100 LFG-fueled Capstones worldwide </li></ul>&quot;Project of the Year&quot; – US EPA, LMOP
  11. 11. Capstone Landfill Experience 30 kW 1 IN South Indianapolis, 2001 240 kW 6 Mountaubert (France) 2005 30 kW 1 Stora Enso (Finland), 2003 60 kW 2 Des-Isnes (Belgium) 2005 60 kW 2 Veneto (Italy), 2003 240 kW 8 Smitop (France), 2004 30 kW 1 Piemonte (Italy), 2002 >4 MW >130 Total: 90 kW 3 Sansia (Taiwan) 2005 240 kW 8 MN Glacier Ridge, 2004 360 kW 12 IL Antioch, 2003 360 kW 12 WI Sauk County, 2003 30 kW 1 FL Hillsborough Heights, 2003 120 kW 4 NJ Rutgers EcoComplex, 2002 300 kW 10 CA Calabasas, 2002 30 kW 1 AB Shepard (Canada), 2002 1,500 kW 50 CA Lopez Canyon, 2002 300 kW 10 CA Burbank, 2001 Capacity # of C30s State Landfill Site
  12. 12. South Side Landfill, Indiana <ul><li>South Indianapolis Municipal Landfill </li></ul><ul><li>First commercial installation </li></ul><ul><li>Single-unit installation ran well for 10,000 hours before failure </li></ul><ul><li>Engine showed significant silica fouling caused by siloxane gases becoming “sand” during LFG combustion </li></ul><ul><li>Engine replaced </li></ul><ul><li>More diligent siloxane removal process now in place </li></ul>
  13. 13. LFG Processing Equipment Today [this is a generic representation]
  14. 14. Landfill Installations in California <ul><li>California leads the nation in microturbines at landfills </li></ul><ul><ul><li>Total of 70 LFG-fueled Capstone MicroTurbines installed in SoCal </li></ul></ul><ul><li>Below: 10-unit array at Calabasas running 4 yrs with >90% turbine availability (this site was featured in several SWANA whitepapers) </li></ul><ul><li>A project of the Los Angeles County Sanitation Districts and the South Coast Air Quality Management District </li></ul>
  15. 15. Landfill Installations in California (cont.) <ul><li>The world’s first landfill- based microturbine array: Burbank, California </li></ul><ul><li>Began operating nearly 5 years ago </li></ul><ul><li>Praised by California Gov. as “…innovative thinking that solves environmental problems while producing reliable and clean electricity” </li></ul><ul><li>Generates up to 300 kW for use onsite </li></ul><ul><li>A project of the Burbank Department of Water and Power </li></ul>
  16. 16. Landfill Installations in California (cont.) <ul><li>World’s largest array of biogas microturbines: 50 units at Lopez Canyon in San Fernando Valley </li></ul><ul><li>1.5 MW capacity </li></ul><ul><ul><li>200 kW consumed onsite </li></ul></ul><ul><ul><li>Up to 1.3 MW is exported into the LADWP utility grid </li></ul></ul><ul><li>Running since August 2002 </li></ul><ul><li>A project of Los Angeles Department of Water & Power and the South Coast Air Quality Management District </li></ul>
  17. 17. Several Midwest Projects Twelve C30s at the Sauk County landfill in Wisconsin Eight C30s at the Glacier Ridge landfill in Minnesota Twelve C30s providing LFG-fueled power and exhaust-heated water at Antioch High School north of Chicago &quot;Project of the Year&quot; – US EPA, LMOP
  18. 18. Overseas: France An array of 8 LFG-fueled C30s at a landfill north of Paris produce power and heat for the facility and a greenhouse
  19. 19. Overseas: Taiwan An array of 3 LFG-fueled C30s at Sansia landfill in Taiwan
  20. 20. New 65-kW Biogas Model w/HX Option <ul><li>The new biogas-fueled CR65 </li></ul><ul><li>Twice the power output of our very popular C30 Biogas model </li></ul><ul><li>Only 30% larger footprint </li></ul><ul><li>10% boost in electrical fuel efficiency </li></ul><ul><li>Lower NOx & CO emissions </li></ul><ul><li>Same proven-reliable, one-moving-part design </li></ul><ul><li>UL1741 nationwide grid interconnect certified </li></ul><ul><li>Optional stainless steel integrated HX for exhaust-to-water heating for thermal loads </li></ul><ul><li>UNITS NOW SHIPPING </li></ul>
  21. 21. Digester Gas Renewable Energy <ul><li>Primarily wastewater treatment plants </li></ul>
  22. 22. Wastewater Treatment Plants <ul><li>Easily scalable for facilities processing 0.5 to 50+ MGD </li></ul><ul><li>Excellent cogeneration fit </li></ul><ul><ul><li>Microturbine exhaust heat supports digester temperature </li></ul></ul><ul><ul><li>Far simpler and more efficient thermal recovery than recips </li></ul></ul><ul><li>Eliminates odors </li></ul><ul><li>Reduces/eliminates flaring </li></ul><ul><li>A clean, sustainable source of renewable energy </li></ul>Two C30s and a heat exchanger at a WWTP in Banning, CA
  23. 23. San Elijo WWTP: First to Go Online <ul><li>San Diego, CA </li></ul><ul><li>Innovative: Produces the most reclaimed water in California </li></ul><ul><li>90-kW array – about 15% of total load </li></ul><ul><li>Power cost savings since June 2001: more than $250,000 </li></ul><ul><li>State and utility incentives: more than $100,000 </li></ul>
  24. 24. Lewiston, NY, Shortly Thereafter <ul><li>Lewiston Water Pollution Control Center, NY (near Niagara Falls) </li></ul><ul><li>Operating for nearly 5 years </li></ul><ul><li>Two biogas C30s + 3 rd party HX </li></ul><ul><li>NYPA funded $125,000 </li></ul><ul><li>NYPA Chairman Louis Ciminelli: “Running this facility with cleaner, greener power improves air quality and saves taxpayers money.” </li></ul><ul><li>Featured in Capstone video ( </li></ul>
  25. 25. Agricultural Biogas C30s just delivered to a dairy farm in NY C30-based OEM CHP system fueled by pig farm digester gas, Germany C30 at the CalPoly San Luis Obispo campus dairy farm digester lagoon Four C30s at California dairy farm C30 at Japan dairy farm
  26. 26. Other Biogas Possibilities <ul><li>A number of other biogas opportunities are on the horizon, including: </li></ul><ul><ul><li>Palm oil production biogas </li></ul></ul><ul><ul><li>Meat, fish, poultry byproduct rendering gases </li></ul></ul><ul><ul><li>Wood chip gasification </li></ul></ul>Wood gasification prototype in Australia Two C30s operating at a palm oil plant in Malaysia
  27. 27. Making a Difference Today <ul><li>More than 3,500 Capstone MicroTurbines have been sold and shipped worldwide to cut costs at a variety of industrial, commercial and municipal facilities. </li></ul><ul><li>Most use natural gas, but several hundred create renewable energy from otherwise flared gas from landfills, oilfields, farms and sewage treatment plants. </li></ul><ul><li>Capstone MicroTurbines are delivering the economic, environmental and community benefits of energy efficiency and certainty …and are doing so right now. </li></ul>50 renewable energy C30s fueled with biogas operating at Lopez Canyon landfill in California