Driving Down Electricity Bill with Energy Efficiency - Northern Forest ...

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Variable Frequency Drives. VFD’s do one thing. Motor Fan • Only saves energy when the motor load is slowed. • Energy savings are best when applied to centrifugal fans or centrifugal pumps. 12
VFD in Sawmill Head Saw Carriage. Load duration histogram of hydraulic carriage drive. Hours This system consumed 93 kW when not moving. Annual energy consumption 217,000 kWh. Regenerative drive VFD was installed. Estimated savings 200,000 kWh with 94 kW demand reduction. Efficiency Vermont provided custom analysis and incentives. 13
Page 1 and 2: Drive Down Your Electric Bill With
Page 3 and 4: As Costs down Profits go up • You
Page 5 and 6: Rate Structures • Small usage cus
Page 7 and 8: Demand Reduction Strategies. 1. Eff
Page 9 and 10: Demand Reduction Strategies. 3. Loa
Page 11: Power Factor Penalties. • If you
Page 15 and 16: VFD in Sawmill Boiler fans and kiln
Page 17 and 18: Misapplications of VFD’s. • Mot
Page 19 and 20: Compressed Air Systems. 19
Page 21 and 22: Compressed air system operation.
Page 23 and 24: Current Rebates at Efficiency Vermo
Page 25 and 26: Don’t Buy Just Any LED Efficiency
Page 27 and 28: Efficient Motors • In Decmeber 20
Page 29 and 30: For more information. • For a lis
Page 31 and 32: Furnaces 31
Page 33: Thank You 33

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