Industrial Assessment Center at NC State Project Sampler Alexander Thomas

NC-606 Wood Siding Facility in Roaring River, NC Recommendation: Reorganize Aerator Fans 10 Megagallon Aerobic Digestion Lagoon Ten 50 hp & ten 75 hp Electricity Savings: 614,107 kWh/yr. Cost Savings: $31,091/yr. Implementation Cost: $15,000

NC-613 Broadwoven Fabric Facility in Cliffside, NC Recommendation: Use Air Washer Water as Cooling Tower Make-up Air Washer HVAC system Water Savings: 380,000 gal./yr. Cost Savings: $6,422/yr. Implementation Cost: $1,500 Difference in humidity ratios

NC-616 Mirror Facility in N NC-616 Mirror Facility in N. Wilkesboro, NC Recommendation: Install sensors and oven controllers Mirrors on conveyor were not identical size Uneven heating caused breakages Product Yield Savings: 0.75% Cost Savings: $112,500/yr. Implementation Cost: $150,000

NC-623 Automotive Fabric Facility in Hickory, NC Recommendation: Install HVAC Economizers Knitting room relied entirely on infiltration for replacement air Electricity Savings: 265,790 kWh/yr. Cost Savings: $14,844/yr. Implementation Cost: $10,000

NC-629 Fiberglass Veil Facility in Dallas, NC Recommendation: Implement a Heat Recovery Chiller 100 hp boiler @ 105 psig 37% loaded, 90% steam used to make hot water Electricity Increase: 128,722 kWh/yr. Natural Gas Savings: 11,388 MMBTU/yr. Cost Savings: $35,842 Implementation: $115,000