“…A number of previous studies have attempted to quantify the potential resource in a number of different manners. Difference in Return on Investment (ROI) between DG and Network Investment [5], [16,17] and Capital expenditure by the Distribution Network Operator (DNO) [18][19][20][21][22] are the most commonly calculated variables. However, some studies have identified methods to calculate the length of investment deferral in years [23,24] and allowable additional load growth due to DG [25] or a combination of the above [4,12,26].…”