20141016IES_Drain Replacement_Demand Savings.docx

D1 = kW savings per drain for drain replacement
D2 = Total annual usage of all the farms evaluated (606,460,000 kWh)
D3 = Number of farms evaluated (4,726 farms)
D4 = Estimated savings with new drains as a percentage of usage (1.25% or 0.0125)
D5 = Average number of drains per line (33 drains)
D6 = Estimated average annual operating hours (1,940 hours)
D7 = Assumed number of replacements resulting in energy savings (50% or 0.50)
D7 = factor to average demand savings from the irrigation season over the entire year (5/12)