Wheelabrator Concord
Wheelabrator Concord Inc.
Located in Concord, New Hampshire, the Wheelabrator Concord waste-to-energy facility provides dependable, environmentally safe disposal of municipal solid waste for the more than two dozen communities in southern and central New Hampshire, while generating clean, renewable electricity for sale to the local utility. Owned and operated by Wheelabrator, Wheelabrator Concord serves 150,000 residents by processing up to 500 tons per day of municipal solid waste. Wheelabrator Concord has an electric generating capacity of 14,000 kilowatts; the equivalent of supplying the electrical needs of 17,000 New Hampshire homes.
GENERAL
Area Served: 27 communities, 150,000 people
Type of Contract: Owned and operated
Start-up: 1989
REFUSE COMBUSTION
Type of System: Mass-burn, water wall boilers
Operation: 24 hours a day, 7 days a 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: 2000°F+
Auxiliary Fuel: Propane
Waste Volume Reduction: 90%
Ash Handling System: Water quench, drag conveyor
AIR QUALITY CONTROL
Type of Equipment: Dry scrubbers, fabric filters, SNCR (NOx), carbon injection
ENERGY PRODUCTION
Type of Energy: Electric power steam
Flow to Turbine: 137,800 pounds per hour @ 650 psig/750*F
Electric Generating Capacity: 14 megawatts/17,000 homes
Cooling System: Mechanical draft cooling tower
