Wheelabrator Technologies Inc. | A Waste Management Company

Located in Baltimore, Maryland, the Wheelabrator Baltimore waste-to-energy facility provides dependable, environmentally safe disposal of municipal solid waste for the City and County of Baltimore, Maryland while generating clean electricity for sale to the local utility. The Baltimore facility processes up to 2,250 tons per day of municipal solid waste. At full capacity, the plant, which sells electricity to Baltimore Gas & Electric Company, can generate more than 60,000 kilowatt-hours of electrical energy per hour. This is the equivalent of supplying all of the electrical needs of 68,000 Maryland homes. Steam is also supplied by the plant to Trigen Baltimore Corporation for the downtown heating loop.

GENERAL
Area Served: Baltimore City and County / 850,000 people
Type of Contract: Design, construct and operate
Financing: Revenue Bonds / Private equity
Start-up: 1985

REFUSE COMBUSTION
Type of System: Mass-burn, waterwall boilers
Operation: 24 hours per day, 7 days per week
Number of Process Lines: 3 @ 750 tons per day each
Feed System: 2 Overhead refuse cranes with ram feeders
Grate Design: Von Roll reciprocating
Combustion Temperature: 2500°F+
Auxiliary Fuel: Natural gas
Waste Volume Reduction: 90%
Ash Handling System: Semi-dry, vibrating pan conveyor
Materials Recovery: Ferrous, aggregate

AIR QUALITY CONTROL
Type of Equipment: Selective non-catalytic reduction, dry scrubbers, high efficiency electrostatic precipitators, carbon injection

ENERGY PRODUCTION
Type of Energy: Electric power and steam
Steam Flow to Turbine: 510,000 pounds per hour @ 850 psig/825*F
Electric Generating Capacity: 60 megawatts
Cooling System: Once-through cooling
Customer: Baltimore Gas & Electric Company and Trigen Baltimore Corporation