technologies to reduce water consumption in the energy industry

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Technologies to Reduce Water Consumption in the Energy Industry Andrew Shapiro Anthony Ku GE Global Research 24 Feb 2012

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  • 1. Technologies to Reduce WaterConsumption in the EnergyIndustryAndrew ShapiroAnthony KuGE Global Research24 Feb 2012
  • 2. Global Challenges Mega TrendsCustomer Needs 2 DRI Conference 24 Feb 2012
  • 3. GE Water portfolio Chemical & Monitoring Engineered Systems Solutions Water Chemical Industrial UF/MBR/ Services Process Process ABMet RO/ED Thermal/ZLD Mobile/BOO Analytical and Monitoring Solutions Filters & Membranes 3 DRI Conference 24 Feb 2012
  • 4. Sustainable solutions Conserve Reuse New water GE EcoWater GRC desalination 25% usage GE New Water thrust 50% cost reduction by Reuse Initiative reduction by 2020 2012 4 DRI Conference 24 Feb 2012
  • 5. Energy-Water Nexus Water for Power Water for Fuel Power for Water
  • 6. Water for Power
  • 7. Global electrical supply 7 GE Title or job number 10/10/2012
  • 8. Steam turbine cycle Evaporated water Turbine/generator High pressure steam Low pressure steam Heat source Cooling tower Feed water Condenser Blowdown water 8 GE Title or job number 10/10/2012
  • 9. Combined cycles save fuel and water Steam turbines Gas turbines Ratio cooling/electricity ~1 Ratio cooling/electricity ~0 Electricity 33% Electricity 40% Fuel Fuel energy Exhaust 33% energy (100%) (100%) Exhaust Cooling 33% 60% water Combined cycle Ratio cooling/electricity ~1/3 Electricity 40% 60% Fuel Electricity 20% energy (100%) Exhaust 20% 20% Exhaust 60% Cooling water 20% 20% Gas turbine Steam turbine 9 GE Title or job number 10/10/2012
  • 10. Coal Power: Integrated Gasification Combined Cycle August 2005 Power Plant Water Usage and Loss Study published by NETL 10 GE Title or job number 10/10/2012
  • 11. Water for Fuel
  • 12. Advanced solutions GE Process Target Portfolio Innovation Application + + Chemicals Hybridization SAGD/Frac Water Monitoring Novel operation modes Mining UF/MBR/Filtration Chemical/equipment Food & Beverage RO/ED/EDR/EDI synergy Refinery Thermal/ZLD Process integration Power/steel Industrial It is a SOLUTION that differentiates! 12 DRI Conference 24 Feb 2012
  • 13. SAGD Process Chemical Solutions Equipment Solutions Emulsion breaking chemicals aid Skim Tank, Induced Gas with the separation of oil & water Floatation & Walnut Shell in Free Water Knockout Drums & Filters reduce oil in water to < Treaters producing Sales Oil and 1ppm. water with ~ 300 ppm oil. Water goes to Thermal Evaporator for re-use.Oil + Water Oil Sands SAGD Steam injected in sand to melt bitumen 13 DRI Conference 24 Feb 2012
  • 14. Reuse solutions: Oil sands/SAGD Deoiling Silica Removal Salt Removal Waste Disposal Today Flotation/absorption Chemical Blowdown Thermal ZLD precipitationTomorrow Ceramic Electro-coagulation Next Gen RO Non-aqueous ZLD membrane Benefit Reliability Performance Regulation Energy/Regulation Path to market 2010 2011 2012 2013 VOC Pilot Commercial demo 14 Water Reuse: 80% (today) => 95+% (future) DRI Conference 24 Feb 2012
  • 15. Reuse solutions: Shale gas Today Tomorrow Transport & Disposal Treatment & Reuse Drivers on site treatment Cost ~100% reuse Environment surface water quality Water Scarcity trucking cost limited sites GE Technology traffic disposal cost Ready for offering Reuse by Blending Path to Market Thermal ZLD 2010: VOC Mobile Evaporator 2011-12: Piloting Chemicals Fresh Water 2012-13: reduced cost Commercial demo Technology Pipelines Reuse of potential well Pretreatment (NORM) Frac blended performance issue Green Chemicals Water water logistics for reuse Membrane Distillation System monitoring & control 15 DRI Conference 24 Feb 2012
  • 16. Example: Membrane Distillation Basic Principle Potential Advantages Compared to RO: Lower operating pressure Higher rejection (99~100%) Higher water recovery Warm Cold Compared to MSF/MED: SeawaterApplications: Freshwater Less vapor space/footprint Low cost heat available Low material cost (plastic vs stainless) Tough to treat water Can be scaled-downExamples: Frac water Risks/Challenges RO brine management Membrane fouling, scaling SAGD Loss of hydrophobicity Food and beverage water reuse 16 DRI Conference 24 Feb 2012
  • 17. Power for Water
  • 18. Desalination roadmap $$ NEAR TERM High flux membrane systems Chem/membrane/equip integration Advanced pretreatment Next-generation electrical processes Nanotechnology-enabled processes Solar & low grade heat integration High efficiency membrane materials Renewable energy integration LONG TERM Nanotube active transport Additive particulate separation 2008 2020 18 DRI Conference 24 Feb 2012
  • 19. How to cut the cost of RO in half RO processe s New elements Waste heat water recovery Nano high fluxCost/m3 membrane s 2003 2020 19 DRI Conference 24 Feb 2012
  • 20. Multidisciplinary efforts Membranes Elements SystemsPerformance benefits Higher Flow Lower Cost Capital Cost Higher Rejection Operational Efficiency Reliability Robustness OPEXGRC Technical Programs Low Energy New Element Design Novel Low-Fouling Skids/Systems 20 DRI Conference 24 Feb 2012