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Success Stories

From The Leader in Clean Power Production Technologies

Weston Unit 4 Case Study

Weston Unit 4 Aerial View Babcock Wilcox

Weston Unit 4

Wisconsin Public Service

Wausau, Wisconsin

Plant Owner

Wisconsin Public Service

Plant Name

Weston Unit 4


Near Wausau, Wisconsin

B&W Scope

Boiler Specifications

  • Boiler type: Pulverized coalfired Spiral Wound Universal Pressure (SWUP™)-type supercritical boiler
  • Design fuel: Low sulfur Powder River Basin coal
  • Capacity: 530 MW net
  • Steam flow: 3,641,000 lb/h (458 kg/s)
  • Superheater outlet pressure: 3775 psig (26 MPa)
  • SH/RH outlet temperature: 1085/1085 F (585/585 C)

Environmental Equipment

Other Equipment Supplied by B&W

Download Case Study (PDF)


Contract Order: 2004

Commercial Operation 2008

Sectional Sideview of Weston 4 Boiler with Air Quality Control Equipment

Sectional Sideview of Weston 4 Boiler