Topic:"Capacity Costs" in M11221

134.9 Total Capacity 2593.7 1 2 Figure 4: Firm Generating Capability for Wholesale Market Participants 3 Winter Net Wholesale Market Participant Fuel Type Capacity 12 (MW) Backup Top-Up (BUTU) 13 Wind [Ellershouse 14] 4.2 Backup Top-Up (BU...

AI summary The document presents a figure detailing wholesale market participants' firm generating capacity, including wind projects with 18% ELCC. Footnotes reference a Board decision (M09940) aligning with NS Power's planning practices, which assign 18% ELCC to wind and 0% to non-firm imports. The text also notes municipal load participants and the Ellershouse wind farm owned by AREA.

1 In NS Power’s Wreck Cove LEM capital application, 22 the single-unit winter outages were 2 identified as requiring an offsetting capacity replacement. At the time of the application, NS Power 3 estimated the costs of replacement capacity...

AI summary The text discusses NS Power's Wreck Cove LEM capital application, highlighting the need for capacity replacement due to winter outages. It also addresses the retirement of the Annapolis Tidal Generating Station and the NSUARB's decision on the asset's status. The NSUARB will reconsider the application for amortizing the asset's value over 10 years.

029 onwards reflect operation post natural gas conversion LIN-1, 3 and 4 values from 2030 onwards reflect operation on Heavy Fuel Oil (HFO) H = High, M = Medium, L = Low, UL = Ultra Low 6 Figure 11 below provides the projected sustaining i...

AI summary The document discusses projected sustaining investments for power generation units, noting that post-natural gas conversion operations and utilization factors influence investment estimates. It highlights the use of different failure mechanisms for various systems and the approach of extending major outage intervals to reduce investment costs.

Year TUC3 TUC4 TUC5 TUC6 2024 $ 4,939,235 $ 194,772 $ 194,772 $ 9,048,356 2025 $ 7,015,016 $ 46,672 $ 46,672 $ 5,673,543 2026 $ 4,628,216 $ 5,487,718 $ 5,487,718 $ 2,708,036 2027 $ 4,039,411 $ 780,643 $ 780,643 $ 2,136,305 2028 $ 4,815,121...

AI summary A table presenting financial figures (TUC3-TUC6) from 2024 to 2050, likely related to capacity and cost considerations for Nova Scotia Power Inc. under regulatory oversight by the Nova Scotia Utility and Review Board.

2023 10-Year System Outlook Report (NSUARB M11221) NSPI Responses to NSUARB Information Requests NON-CONFIDENTIAL 1 Request IR-8: 2 3 The capacity contribution value stated on page 44 of 59 for hydro resources is 95%. 4 5 (a) Please explai...

AI summary NSPI explains that the 95% capacity contribution value for hydro resources is derived from the 2019 Capacity Value and Planning Reserve Margin Study, accounting for derating due to forced outages. NSPI confirms its hydro fleet consistently provides 95% ELCC during peak demand and refers to IR-03 for Maritime Link details.

2023 10-Year System Outlook Report (NSUARB M11221) NSPI Responses to NSUARB Information Requests NON-CONFIDENTIAL 1 Request IR-9: 2 3 The capacity contribution levels stated on page 44 of 59 are 18% for existing wind, 10% for 4 new wind, 9...

AI summary NSPI confirms capacity contributions for wind, hydro, and solar, noting higher potential with storage. The 2019 study assessed ELCC values for wind/solar plus battery storage but not for triple combinations. NSPI anticipates no significant impact on 2030 targets from third-order combinations.

Document: 305605 (P-194) Date Filed: Sept. 22, 2023 NSUARB (NS Power) Page 2 of 4 1 2 Request IR-7: 3 On page 44 of 59, NS Power provided ELCC values used in the 10-year System Outlook report 4 for various renewable resources, except for b...

AI summary The document contains regulatory requests (IR-7 to IR-10) seeking explanations on capacity contribution values for renewable resources, battery storage, hydro, and the Reliability Tie. Questions focus on ELCC values, capacity reduction trends, and studies for hybrid resource combinations.