NCCI Conference 2007 - thecoalinstitute.orgNCCI Conference 2007 Scrubber Operation A slurry of finely ground limestone (CaC0 3) is sprayed into a reaction tower, which has flue-gas

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NCCI Conference 2007Challenges

Managing construction schedule and costs

Boiler capabilities with higher sulfur coal

Transportation logistics

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NS Rail line

Coal45 unit trains562,500 tons

Limestone4 unit trains30,000 tons

Ammonia8 rail cars 3,120 tons

Coal15 unit trains187,500 tons

Ammonia15 trucks or 0.5 trucks/day

275 tons

Limestone386 trucks or 18 trucks/day

9,700 tons

Gypsum 620 trucks or 28 trucks/day

15,500 tons

Roxboro

3rd Party Ammonia Up to 120 trucks or 6 trucks/day

Mayo

Truck Route

BPB WallboardRail and Trucks

TBD

NS Rail line

NCCI Conference 2007Roxboro/Mayo Transportation

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Wallboard Plant Wallboard Plant -- Palatka, FloridaPalatka, Florida

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NCCI Conference 2007Roxboro scrubber

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NCCI Conference 2007Asheville scrubber

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NCCI Conference 2007Scrubber Operation

A slurry of finely ground limestone (CaC03) is sprayed into a reaction tower, which has flue-gas flowing counter-current to the spray.The SO2 in the gas reacts with the limestone, removing 97% of the S02 andmaking CaS04(gypsum).

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NCCI Conference 2007Scrubber Installation Schedule

Asheville

Unit #1

Unit # 2

Roxboro

Unit # 2

Unit # 4

Unit # 3

Unit # 1

Mayo

Crystal River

Unit # 4

Unit # 5

Mar2006

Oct2006

Apr2007

Nov2007

Apr2008

Nov2008

Apr2009

Late2009

Mid2010

XX

XX

XX

X

XX

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NCCI Conference 2007Scrubber Plan

Roxboro Mayo

Lee

Sutton

Weatherspoon

Robinson

Cape Fear

Asheville

Crystal River~ $2 billion spend

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NCCI Conference 2007Environmental Timeline

Progress Energy Carolinas

NC Clean Smokestacks legislation enacted in 20022007 NOX cap

2009 SOX cap

2013 SOX cap

Clean Air Interstate Rule (CAIR) 2010

Progress Energy Florida

Compliance with CAIR 2010

Mercury (2010) ???

Greenhouse Gas Regulation (CO2) ???

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NCCI Conference 2007Coal-Fired Plants

Roxboro Mayo

Lee

Sutton

Weatherspoon

Robinson

Cape Fear

Asheville

Crystal River

PGN Coal TonsCompliance 8 M

Non-compliance 12 M

Total 20 MM

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NCCI Conference 2007Generation Mix

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NCCI Conference 2007Overview

Carolinas12,500 MW capacity

1.4 M customers

Florida8,500 MW capacity

1.5 M customers

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NCCI Conference 2007Topics

Progress Energy Overview

Generation Mix

Environmental Timeline

Scrubber Installation

Challenges

NCCI Conference2007

Bob BazemoreRegulated Fuels Department