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National Energy Technology Laboratory Driving Innovation Delivering Results Nelson F. Rekos 14 June 2016 TRIG TM Technology from Wilsonville to Kemper 8 th International Freiberg Conference on IGCC and XtL Technologies Cologne, Germany

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Page 1: Driving Innovation Delivering Results

National Energy Technology Laboratory

Driving Innovation ♦ Delivering Results

Nelson F. Rekos

14 June 2016TRIGTM Technology from Wilsonville to Kemper

8th International Freiberg Conference on IGCC and XtL TechnologiesCologne, Germany

Page 2: Driving Innovation Delivering Results

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TRIGTM Gasifier

Attributes/Advantages

• Simple, Well Established Design• Flexible Operation – Air-Blown or

Oxygen-Blown• Moderate Gas Temperatures

Less expensive materials of construction

10 -20 year refractory life No slag – ash leaves as a powder

• Dry Feed Ideal for High Moisture Fuels

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Development of the Transport Gasifierfor Power and Chemical Production

TRIGTM Leverages Long History of Fluid Catalytic Cracking (FCC) Expertise

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Technology Development

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Modifications Implemented

• 2004 - Commissioned Continuous Fine Ash Depressurization (CFAD)

• 2005 - Commissioned Continuous Coarse Ash Depressurization (CCAD)

• 2006 - Commissioned Transport Gasifier Modifications– Gas Flow Distribution Modification in the Mixing Zone – Gasifier Configuration Modifications

• Incorporated a two stage solid separations unit• Increased riser diameter• Evaluation of various refractory materials

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Fluid Bed Dryer

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Feed System Development

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Hot Gas Filtration Technology

• In the advancement of hot gas filtration technology, efforts focused primarily on:– Testing filter element materials– Identifying reliable failsafe designs– Understanding and addressing ash bridging– Enhancing instrumentation– Defining the relationship between gasification ash characteristics and

PCD design requirements

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The Next step for TRIGTM Technology -KEMPER

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Kemper County IGCC Project Overview• 2x1 Integrated Gasification Combined Cycle (IGCC)

– 2 Transport Gasifiers– 2 Siemens SGT6-5000F CTs– 1 Toshiba Steam Turbine– 582 MWe peak and 524 Mwe on syngas– >65% CO2 capture– Mine Mouth Lignite

• Owner & Operator: Mississippi Power• Commercial Operating Date: 3rd Qtr of 2016

– Combined Cycle in Service August 2014

• Zero Liquid Discharge• By-Products (TPY)

– ~3,000,000 – Carbon Dioxide used for EOR– ~135,000 – Sulfuric Acid– ~20,000 - Ammonia

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Operator Training Simulator

Issues Solved Using the Simulator

• Has proven to be beneficial for procedure, DCS controls, SIS, and interface checkout.

• Numerous findings have saved coutlesshours that would have been spent during startup.

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What’s Next

1. Coal Feed (Train B).

2. Commission AGR Refrigeration Unit.

3. Syngas to Cleanup Unit.

4. Byproduct Generation.

5. Syngas to Turbine.

6. Refractory Cure (Gasifier A).

7. Repeat 1-5 (Train A)

Page 15: Driving Innovation Delivering Results

It’s All About a Clean, Affordable Energy Future

For More Information, Contact NETL

the ENERGY labDelivering Yesterday and Preparing for Tomorrow

National Energy Technology Laboratory 15