Topic:"Capacity Costs" in M12551

BUTU Capacity Credit Calc. Approved Net Demand Installed Capacity Capacity Credit Contract Demands (kWs) FAM-related Demand Charge Gross Demand Payment payment bfr Credits Capacity Credit Ellershouse Imports 23,500 20.5% 0% 7,549 $6.252 $6...

AI summary This document presents a capacity credit calculation table related to Ellershouse Imports, including installed capacity, capacity credit, contract demands, and financial figures. The table includes a total capacity credit of -301,764, which may relate to a 2026 AAR Application Appendix E4.

Annual Peak of ATL 2,356,954 Annual Energy Requirement of ATL 11,303,785,142 System Coincident Load Factor 54.748044% Category Plant Fuel Costs Jan-26 $67,441,935 Feb-26 $54,358,722 Mar-26 $49,574,650 Apr-26 $30,087,598 May-26 $22,231,785...

AI summary The document presents the Annual Peak of ATL and Annual Energy Requirement of ATL, followed by a table showing Plant Fuel Costs and Maritime Link costs for each month from January to December 2026, with annual totals provided.

- "CCi" is a capacity contribution factor of LRS' generator to NS Power's system peak as determined by NS Power. The capacity contribution factor may be the subject of periodic adjustment if operating conditions of the generator, such as a...

AI summary The document defines key terms related to capacity contribution factors and generator capacity within the context of LRS and NS Power. It outlines how these factors may be adjusted based on changes in generator operating conditions.

Source Category Demand-related Costs Cost in thousands of $'s 2026 COSS - Exhibit 5, page 1, column 2. $357,621.5 Less FUEL $0 PURCHASES - OTHER THAN BIOMASS AND WIND $8,334 PURCHASES - BIOMASS $5,365 MARITIME LINK $90,413 PURCHASES - WIND...

AI summary The document presents demand-related costs, including fuel purchases, capacity credits, and ancillary service costs, as well as standby demand charge calculations for various service types. It includes data from multiple exhibits and references specific regulatory filings.

EXTRA LARGE INDUSTRIAL ACTIVE DEMAND CONTROL TARIFF Page 6 of 8 Load interruption calls will be made to PHP in advance of all such calls to NS Power's Large Industrial Interruptible Rider customers. Where the customer has provided NS Power...

AI summary The Extra Large Industrial Active Demand Control Tariff outlines procedures for load interruption, including penalties for non-compliance. PHP is required to comply with interruption calls, and failure to do so results in Threshold and Performance Penalties. Penalties are calculated based on residual demand and performance during interruptions, with limits on the total penalty amount and interruption duration.

Unit Utilization – Utilization Factor - Traditionally capacity factor was used to estimate future demand on units - Given increasing renewables and required flexibility, necessary to also consider the effects of unit starts, operating hour...

AI summary The document discusses the shift from using capacity factor to considering unit starts, operating hours, and unit health in estimating future demand, especially with the increasing integration of renewables and the need for flexibility.

NON-CONFIDENTIAL 1 (iii) The assertion is that fewer new renewable resources may have been selected in the 2 hypothetical load case; however, these are not dispatchable units, with their energy 3 being integrated on the system when availab...

AI summary The text discusses the impact of load decrement methodology on renewable resource selection and generation cost distribution, highlighting concerns about GHG OBPS costs and challenges in reconfiguring the generation mix with non-dispatchable renewables. It also notes the complexity of modeling decremental costs with increasing renewable penetration.

NON-CONFIDENTIAL 1  The LI interruptible credit of $11.165 million is a product of the levelized annual 2 capacity cost of $160.44/kW-Yr and the coincident peak of the interruptible load 3 of the LI class of 69,593 kW. ($160.44/kW-Yr x 69...

AI summary The document discusses the calculation of the LI interruptible credit, which is based on the levelized annual capacity cost and the coincident peak of the LI class load. It references specific cells in the 2026 Cost of Service Study and provides a cross-reference to another document.

Annually Adjusted Rates for 2026 REI IR-18 Attachment 1 Page 27 of 41 REDACTED (CONFIDENTIAL INFORMATION REMOVED) The quantity of capacity that must be purchased by any LRS from NS Power should therefore be determined as follows: 1.20 x LR...

AI summary The document outlines a method for determining the capacity that LRS must purchase from NS Power, using a formula based on annual system coincident peak demand. It contrasts this with the current billing demand calculation under the Wholesale Market Backup / Top-up Service tariff and suggests a different charge determinant for the RtR Standby Service tariff to better reflect system needs.

Annually Adjusted Rates for 2026 REI IR-18 Attachment 1 Page 28 of 41 REDACTED (CONFIDENTIAL INFORMATION REMOVED) - o Aggregate the class equivalent annual contributions to determine the LRS total equivalent annual peak firm demand. - The...

AI summary The document outlines the methodology for calculating the standby charge billing demand for a Local Resource Supplier (LRS) based on their firm dependable capacity contribution and total equivalent annual peak demand, factoring in a 20% reserve margin.

8.1 Purpose of the RtR Market Transition Tariff The proposed RtR Market Transition Tariff (RTT) is designed to recover embedded costs not otherwise recovered thought the tariffs described above. The amounts to be recovered under the RTT in...

AI summary The RtR Market Transition Tariff (RTT) is intended to recover embedded costs not covered by existing tariffs. It accounts for the difference between the Standby Service charge and potential benefits from avoided or deferred generation capacity investments, which are expected to be minimal in the near term.

- "CCi" is a capacity contribution factor of LRS' generator to NS Power's system peak as determined by NS Power. The capacity contribution factor may be the subject of periodic adjustment if operating conditions of the generator, such as a...

AI summary The text defines 'CCi' as a capacity contribution factor of LRS' generator to NS Power's system peak, which may be adjusted periodically based on generator operating conditions. 'GCi' refers to the generator capacity dedicated to serving LRS load, and 'n' represents the total number of LRS' generators, including those under contract.

the wholesale customer must provide: - 1. Documentation demonstrating that the import capacity will be supported by the external control area and afforded the same curtailment priority as the external control area's native load. - 2. Docum...

AI summary Special conditions outline requirements for wholesale customers regarding import capacity support, transmission assurance, reliability performance, and financial obligations in case of failure. These include documentation requirements, capacity procurement timelines, and procedures for cost recovery and CCF adjustments.

2026 AAR Compliance Filing Appendix A Page 12 of 25 REDACTED (CONFIDENTIAL INFORMATION REMOVED) (b) For dispatchable generation, GC = the supplier's maximum capacity contracted to provide its wholesale customers' demand. CD is the customer...

AI summary The text defines key terms related to dispatchable generation and capacity contribution factors (CCF) in the context of NSPI's billing and generation planning studies. These definitions are used to determine the capacity contribution of third-party suppliers to the NSPI system.

2026 AAR Compliance Filing Appendix A Page 16 of 25 REDACTED (CONFIDENTIAL INFORMATION REMOVED) WHOLESALE MARKET BACKUP/TOP-UP SERVICE TARIFF Page 6 of 6 - (d) The capacity derived based on the CCF is procured and available to the wholesal...

AI summary This section outlines the terms of the Wholesale Market Backup/Top-Up Service Tariff, specifying that capacity based on the Capacity Credit Factor (CCF) is available for three years unless waived. It also details the financial obligations of the wholesale customer in case of service failures and the process for adjusting the CCF if discrepancies arise.

DETERMINATION OF MONTHLY STANDBY CONTRACT DEMAND Monthly Standby Contract Demand (MSCD) in kW is determined using the following formula: $$MSCD = LWPFD - min (LWPFD, (\sum_{ii=1}^{nn} CCi GCi)/(1+PR))$$

AI summary The Monthly Standby Contract Demand (MSCD) is calculated using a formula that involves Load Without Power Factor Demand (LWPFD), Capacity Credit Factors (CCi), Generation Capacity (GCi), and a Performance Ratio (PR).

- "CCi" is a capacity contribution factor of LRS' generator to NS Power's system peak as determined by NS Power. The capacity contribution factor may be the subject of periodic adjustment if operating conditions of the generator, such as a...

AI summary The text defines key terms related to capacity contribution factors and generator capacity in the context of Nova Scotia Power's system peak and load serving retail generators. It notes that these factors may be adjusted based on changes in generator operating conditions.

BUTU Capacity Credit Calc. Approved Net Demand Installed Capacity Capacity Credit Contract Demands (kWs) FAM-related Demand Charge Gross Demand Payment payment bfr Credits Capacity Credit Ellershouse Imports 23,500 20.5% 0% 7,549 $6.222 $6...

AI summary The document presents a capacity credit calculation table for Ellershouse Imports, showing installed capacity, capacity credit percentages, contract demands, and financial figures. A total capacity credit value of -300,311 is noted, likely indicating a negative adjustment or credit balance.

DETERMINATION OF MONTHLY STANDBY CONTRACT DEMAND Monthly Standby Contract Demand (MSCD) in kW is determined using the following formula: $$MSCD = LWPFD - min (LWPFD, (\sum_{ii=1}^{nn} CCi GCi)/(1+PR))$$

AI summary The Monthly Standby Contract Demand (MSCD) is calculated using a formula that involves Load Without Power Factor Demand (LWPFD), Capacity Credit Factors (CCi), Generation Capacity (GCi), and a Performance Ratio (PR).

SPECIAL CONDITIONS (1) The Port Authority owns and is responsible for the maintenance and operation of all electrical equipment required for the supply of port electricity to docked ships other than the meters and - metering transformers s...

AI summary The Port Authority and NSPI have defined roles and responsibilities regarding electrical equipment, metering, and operational procedures for port electricity supply. Special conditions include metering responsibilities, staff availability, scheduling, metering costs, transformer losses, and power factor requirements.

- "CCi" is a capacity contribution factor of LRS' generator to NS Power's system peak as determined by NS Power. The capacity contribution factor may be the subject of periodic adjustment if operating conditions of the generator, such as a...

AI summary The text defines 'CCi' as a capacity contribution factor of an LRS generator to NS Power's system peak, which may be adjusted periodically. 'GCi' refers to the generator capacity dedicated to serving LRS load, and 'n' is the total number of LRS generators, including those under contract.

he wholesale customer must provide: - 1. Documentation demonstrating that the import capacity will be supported by the external control area and afforded the same curtailment priority as the external control area's native load. - 2. Docume...

AI summary The wholesale customer must provide documentation to ensure import capacity is supported and has curtailment priority, and that firm transmission is in place. If an Internal or External Resource fails to deliver energy or capacity as directed, the wholesale customer must reimburse NSPI for costs incurred, with potential adjustment of the CCF or adjudication by the Board.

DETERMINATION OF MONTHLY STANDBY CONTRACT DEMAND Monthly Standby Contract Demand (MSCD) in kW is determined using the following formula: $$MSCD = LWPFD - min (LWPFD, (\sum_{iiii=1}^{nnn} CCi GCi)/(1+PR))$$

AI summary The document provides the formula for calculating Monthly Standby Contract Demand (MSCD) in kW, which is determined by subtracting a calculated value from the Load Without Power Factor Demand (LWPFD). The formula involves summing the product of Capacity Credit Factors (CCi) and Generation Capacity (GCi), then dividing by (1 + PR).

- "CCi" is a capacity contribution factor of LRS' generator to NS Power's system peak as determined by NS Power. The capacity contribution factor may be the subject of periodic adjustment if operating conditions of the generator, such as a...

AI summary The text defines key terms related to capacity contribution factors and generator capacity dedicated to serving load. It outlines how these factors may be adjusted based on changes in generator operating conditions.

1. NS Power has stated that higher SO2 emission limits have resulted in lower marginal costs. Please confirm the SO2 emissions associated with NS Power production in 2026, the applicable SO2 emission limits, and the remaining headroom unde...

AI summary The document presents a series of questions to NS Power regarding SO2 emissions, marginal costs, surplus energy delivery, and sensitivity analyses related to commodity price volatility, Muskrat Surplus Energy, and wind project delays. It also requests confirmation on the inclusion of the Goose Harbour Lake wind farm in the 2026 PHP CBL load and a comparison of marginal and average costs under different tariff scenarios.

t used in deriving the 2026 GRLF, SP, Spill, EBS and RTT, is $67.36 per MWh. This is a 24% decrease from 2025 which is mostly due to changes in emissions limits and forecasted pricing for solid fuel. The NSUARB had directed NS Power to pro...

AI summary The document discusses a 24% decrease in the cost used for the 2026 GRLF, SP, Spill, EBS, and RTT, attributed to changes in emissions limits and solid fuel pricing. It also addresses the NSUARB's request for a sensitivity analysis on Muskrat Falls energy deliveries and NS Power's request to remove the scenario. The Board suggests adjusting the scenario instead. The customer charge increased by 3.25%, with NS Power explaining it includes salary increases, while the SBA questioned the justification.

SPECIAL CONDITIONS - (1) This tariff is designed for customers supplied and metered at the high side of the transformer at transmission voltage of 69 kV or higher. For customers metered at the low side of the transformer, or at a distribut...

AI summary This section outlines special conditions for a high-voltage transmission tariff, including adjustments for metering locations, mandatory use of the Open Access Transmission Tariff, service denial criteria, service agreements, load integrity requirements, and conditions for attributing capacity credit factors (CCF) to wholesale customers.

DETERMINATION OF MONTHLY STANDBY CONTRACT DEMAND Monthly Standby Contract Demand (MSCD) in kW is determined using the following formula: $$MSCD = LWPFD - min (LWPFD, (\sum_{iiii=1}^{nnnn} CCi GCi)/(1+PR))$$

AI summary The Monthly Standby Contract Demand (MSCD) is calculated using a formula that involves Load Replacement Service (LRS) and Capacity Credit Factor (CCF) values, adjusted by a factor related to the Capacity Credit Factor (PR).

- "CCi" is a capacity contribution factor of LRS' generator to NS Power's system peak as determined by NS Power. The capacity contribution factor may be the subject of periodic adjustment if operating conditions of the generator, such as a...

AI summary The text defines key terms related to capacity contribution and generator capacity within the context of LRS and NS Power. It explains that the capacity contribution factor (CCi) may be adjusted based on changes in generator operating conditions, and that 'GCi' represents the generator capacity allocated to LRS load.

Minimum Payment Effective: April 1, 2026 The ELIADC Tariff requires that a minimum payment shall be made by PHP in respect of each tariff year, which shall not be less than the sum of: - (a) NS Power's actual total incremental cost of serv...

AI summary The ELIADC Tariff requires PHP to make a minimum payment each year, calculated as the sum of NS Power's actual incremental costs and a fixed cost recovery component based on MWh supplied. Adjustments to meet this minimum will be applied after year-end.

he wholesale customer must provide: - 1. Documentation demonstrating that the import capacity will be supported by the external control area and afforded the same curtailment priority as the external control area's native load. - 2. Docume...

AI summary The wholesale customer must provide documentation ensuring import capacity support and transmission reliability. NSPI requires capacity procurement for three years, with financial penalties for non-delivery. Disputes over adjustments to the Capacity Credit Factor (CCF) may be escalated to the Board for adjudication.

DETERMINATION OF MONTHLY STANDBY CONTRACT DEMAND Monthly Standby Contract Demand (MSCD) in kW is determined using the following formula: $$MSCD = LWPFD - min (LWPFD, (\sum_{iiii=1}^{nnn} CCi GCi)/(1+PR))$$

AI summary The document outlines the formula used to determine the Monthly Standby Contract Demand (MSCD) in kW, which involves calculating the difference between the Load Without Power Factor Demand (LWPFD) and a calculated value based on Capacity Credit Factors (CCi) and Generation Credit Factors (GCi), adjusted by a Power Reserve (PR) factor.