Wood Fired Industrial Steam Plant

- Built in 1996, shut down in 2004 - Boiler capacity of 80,000 lbs/hour of steam at 450 psi - Could be retrofitted to cogeneration to produce 5 to 7 mega watts - Designed to burn hog fuel (estimated consumption up to 105,000 tons/year) - Major components consisting of: - Fuel handling system - Underpile Reclaim conveyors - McBurney Corporation, (2) 3-chain drag conveyors, Variable frequency drives - Disc Screen - Bulk handling System Inc., (1) 7-disc screen type - Wood hog - Montgomery Industries, Swing-type hammer hog, (1) Model # 27HH36 - Log Yard Receiving Hopper - McBurney Corporation, (1) 2-chain drag type w/hopper - Belt Conveyors - Feeco Inc., 24", 42" width truss-type w/galvanized covers, Integral catwalks, Belt cleaners, Zero-speed and alignment switches, e-stops - Metal Detector - Steams/Ohio Magnetics, Inc. - Belt Magnet - Eriez Magnetics, Inc., (1) self cleaning type - Cross Feed Conveyor - McBurney Corporation, (1) flight-type w/heavy-duty chain - Boiler System - Boiler - Zum Energy Division, (1) water tube, field erected, 2-drum, Multi-pass, bottom supported, 80,000 PPH at 415 PSIG saturated, MAWP 500 PSIG, Boiler heating surface - 12,376 ft2, Furnace heating surface - 2,503 ft2 - Stoker - Zurn Energy Division, Travagrate spreader stoker, Hydraulic drive system, Continuous ash discharge, (1) overfeed type stoker, (3) air-swept fuel distributors, (1) overfire air system for gasifier operation - Fuel Metering Bins - McBurney Corporation, Single screw type surge bins, Variable frequency drives - Fans - Chicago blower, Heavy duty fans - Dust Collector - Zurn Air Systems Division, (1) multi-cyclone type - Electrostatic precipitator - PPC Industries, Inc., (1) 3-field dry type design - Steam coil Air Heater - Armstrong-Hunt, Inc, (1) Non-freeze, finned-tube type - Air Compressors - Gardner-Denver, Inc., (1) Dual air compressor package - Water System - Mineral Filters - Bruner Corporation, (1) twin 54" D units, skid mounted, Complete controls - Water Softeners - Bruner Corporation, (1) twin zeolite unit w/brine tank, complete controls - Feedwater Pumps - (2) Ingersoll-Dresser/Worthington, Multi-stage type, Auto-recirc valves, One motor drive, One steam-turbine driven - Deaerator - Cochrane, (1) jet-tray type, 10-minute storage tank, Complete trim package - Electrical System - Power Distribution System, (1) Cutler-Hammer unit sub-station, MCC's, panel boards - Instruments and Controls - Complete system, A-B PLC, Wonderware, HMI, Rsmnt Xmtrs, Bailey pos/ners