Wheelabrator Technologies Inc. | A Waste Management Company

Located in Concord, New Hampshire, the Wheelabrator Concord waste-to-energy facility provides dependable, environmentally safe disposal of municipal solid waste, while generating clean electricity for sale to the local utility. The Concord facility processes up to 500 tons per day of municipal solid waste from 27 communities in southern and central New Hampshire. At full capacity, the plant, which sells electricity to Public Service Company of New Hampshire, can generate more than 14,000 kilowatt-hours of electrical energy per hour. This is the equivalent of supplying all of the electrical needs of 17,000 New Hampshire homes.

GENERAL
Area Served: 27 communities, 70,000 people
Type of Contract: Owned and operated
Financing: Revenue Bonds / Private Equity
Start-up: 1989

REFUSE COMBUSTION
Type of System: Mass-burn, waterwall boilers
Operation: 24 hours per day, 7 days per week
Number of Process Lines: 2 @ 250 tons per day each
Feed System: 2 Overhead refuse cranes with ram feeders
Grate Design: Von Roll reciprocating grates
Combustion Temperature: 2500°F+
Auxiliary Fuel: Propane
Waste Volume Reduction: 90%
Ash Handling System: Water quench, drag conveyor

AIR QUALITY CONTROL
Type of Equipment: Selective non-catalytic reduction, dry scrubbers, fabric filters, carbon injection

ENERGY PRODUCTION
Type of Energy: Electric power steam
Flow to Turbine: 120,000 pounds per hour @ 650 psig/750*F
Electric Generating Capacity: 14 megawatts
Cooling System: Mechanical draft cooling tower
Customer: Public Service Company of NH