Section 8(1) in Tamil Nadu Electricity Regulatory Commission Intra State Open Access Regulations, 2005
(1)The capacity available for the intra state open access shall be computed for each transmission segment and for every sub station by the STU following the methodology given below:(a)Available open access capacity of a transmission system segment: = (DC - SD AC) + NC where,DC - Designed capacity of the transmission segment in MW,SD = Sustained demand in MW recorded in the segment,AC = Already allocated capacity, but not availed andNC = Capacity in MW expected to be added(b)Available open access capacity of a sub station: = TC - SP - AC where,TC = Transformer capacity of the sub station in MVA,SP= Sub station peak in MVA, andAC= Already allotted capacity but not availed in MVAThe STU shall update these values on monthly basis on the first calendar day of the month and publish it in their website
