Unit Description Interval Source Variable Frequency ESACAMT $ ERCOT System administration charge for each QSE per 4 / hour Calculated Yes ERCOT System Administration Charge—The 15-minute Settlement Interval. RTAML MWh QSE Adjusted Metered Load at the Settlement Point for the 4 / hour Yes Real-Time Adjusted Metered Load—The 15-minute Settlement Interval. LAFF $/MWh System administration fee rate in dollars per MWh. Constant No Load Administration Fee Factor—The – Valid for a range of NOTE: This value should be stored within the Settlement System with effective dates. The LAFF value is applicable to all operating QSEs for the Operating Day range specified by the effective dates. days Pre-settlement and Shadow Settlement Activity Estimating the exposure to the System Administrative Charge will depend on the load estimation used for pre-settlement. Whatever load estimation methodology is used, this becomes a simple calculation of estimated load multiplied by the fee, which can be compared to actual results at settlement. Payments for Ancillary Service Capacity Sold in a Supplemental Ancillary Service Market Regulation Up Description If a SASM is executed for one or more Operating Hours for any reason, ERCOT shall pay QSEs for their Ancillary Service Offers cleared in the SASM, based on the MCPC for that SASM and that service. By service and by SASM, the payment to each QSE for a given Operating Hour is calculated as follows: (PR 6.7.1(1)) These particular bill determinants, PCRUAMT and PCRU, will need to be calculated and recorded on a per Supplemental Ancillary Service Market basis. This is necessary to maintain Market Integrity and allow for multiple market situations. Payment is calculated by QSE for each hour of the Operating Day within the Market. Calculation
Variable Unit Description Interval Frequency Source ESACAMT $ ERCOT System Administration Charge—The ERCOT System administration charge for each QSE per 15-minute Settlement Interval. 4 / hour Calculated Yes RTAML MWh Real-Time Adjusted Metered Load—The QSE Adjusted Metered Load at the Settlement Point for the 15-minute Settlement Interval. 4 / hour Yes LAFF $/MWh Load Administration Fee Factor—The System administration fee rate in dollars per MWh. NOTE: This value should be stored within the Settlement System with effective dates. The LAFF value is applicable to all QSEs for the Operating Day range specified by the effective dates. Constant – Valid for a range of operating days No Pre-settlement and Shadow Settlement Activity Estimating the exposure to the System Administrative Charge will depend on the load estimation used for pre-settlement. Whatever load estimation methodology is used, this becomes a simple calculation of estimated load multiplied by the fee, which can be compared to actual results at settlement. Payments for Ancillary Service Capacity Sold in a Supplemental Ancillary Service Market Regulation Up Description If a SASM is executed for one or more Operating Hours for any reason, ERCOT shall pay QSEs for their Ancillary Service Offers cleared in the SASM, based on the MCPC for that SASM and that service. By service and by SASM, the payment to each QSE for a given Operating Hour is calculated as follows: (PR 6.7.1(1)) These particular bill determinants, PCRUAMT and PCRU, will need to be calculated and recorded on a per Supplemental Ancillary Service Market basis. This is necessary to maintain Market Integrity and allow for multiple market situations. Payment is calculated by QSE for each hour of the Operating Day within the Market. Calculation
Nodal_Settlements_Handbook_HL.docx