Monongahela Power
Maidsville, West Virginia

Plant Owner
Monongahela Power a subsidiary of FirstEnergy Corp.

Plant Name
Fort Martin Units 1 and 2

Location
Maidsville, West Virginia

Contract Order: 2006

Commercial Operation: 2009

Overview
The wet flue gas desulfurization (FGD) system from Babcock & Wilcox (B&W) features a combination of design components to provide a high level of reliability and removal efficiencies. These include B&W's signature dual tray tower design that provides excellent gas-to-liquid contact and uniform flow distribution through the absorber spray zones; its patented inlet awning; interspatial headers to reduce absorber height, pump power requirements, and internal support costs; forced oxidation system; and advanced mist eliminators.

• 2 x 550 MW
• Boiler type: Pulverized coal
• Design fuel: Bituminous
• Additional environmental equipment: Electrostatic precipitator (ESP)

Project Summary

• Engineering, procurement and construction of a wet FGD system
• System designed to remove 98% of the entering sulfur dioxide (SO2)
• Type: Limestone forced oxidation with gypsum byproduct
• Project awarded: April 2006
• Construction plan included on-site scrubber module fabrication area
• Operation dates: November 2009 (Unit 1); December 2009 (Unit 2)

B&W Scope

• Two wet FGD absorbers (one per boiler)
• Two limestone milling systems (one per boiler)
• Gypsum dewatering system including three horizontal table filters (two operating, one spare)
• Buildings and structural steel
• Construction of B&W supplied equipment and steel provided by Babcock & Wilcox Construction Co., Inc.