N-1Report
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........................... 43 6.3 Capacity Contribution of Renewable Resources in Nova Scotia ................................................ 44 6.4 Load and Resources Review .................................................................
AI summary The document outlines sections of a regulatory proceeding, including renewable resources capacity, load and resources review, and transmission planning, as part of a 2023 10-Year System Outlook. Filed on June 30, 2023, it provides a non-confidential overview of Nova Scotia's energy planning.
7.2 Transmission Design Criteria...................................................................................................... 49 7.2.1 Bulk Power System (BPS) ..........................................................................
AI summary The document outlines transmission system criteria, including Bulk Power System (BPS) and Bulk Electric System (BES) design standards, exception requests, Special Protection Systems (SPS), and reliability tie considerations. It also covers transmission life extension, project approval processes, and development plans from 2022 to 2033, including facility impacts and regional system upgrades.
8.4 Reliability Tie ............................................................................................................................. 58 8.5 Western Valley Transmission System – Phase II Study .....................................
AI summary The document outlines sections related to reliability and transmission planning, concluding with a 10-year system outlook, filed on June 30, 2023. Key sections include reliability tie studies and the Western Valley Transmission System Phase II.
as well as investments in upgrades, refurbishment or life extension, and new 23 generating facilities committed in accordance with previously approved NSPSO system 24 plans. 25 1 Nova Scotia Wholesale and Renewable to Retail Electricity Ma...
AI summary The NSPSO system plan must address transmission investments, DSM programs by EfficiencyOne or others, generation planning for existing facilities (including upgrades and retirements), new generating facilities aligned with approved plans, and requirements for additional DSM programs or generating capacity.
Page 5 of 59 2023 10-Year System Outlook NON-CONFIDENTIAL 1 • A summary of environmental and emissions regulatory requirements, as well as forecast 2 compliance in Section 5.0. Section 5.0 also includes projections of the level of renewabl...
AI summary The 2023 10-Year System Outlook report outlines environmental compliance, renewable energy projections, and transmission planning. It references the 2020 Integrated Resource Plan (IRP) and updates to the long-term electricity strategy, selecting the Evergreen IRP scenario CE1-E1-R2 (net zero 2035) as the basis for the 2023 outlook. Section 3.0 details the selected reference scenario.
ies in alignment with Federal policy 25 discussion papers which point to these technologies as part of the path to a net zero electricity 26 system. The emerging technologies considered in the evergreen IRP include hydrogen fueled 18 Nova...
AI summary The document discusses Nova Scotia Power's (NS Power) analysis of the evergreen Integrated Resource Plan (IRP), highlighting the CE1-E1-R1 BD scenario with a bidirectional Atlantic Loop as the lowest-cost option. Emerging technologies like hydrogen, small modular reactors, and carbon capture are evaluated but not economically selected, with NS Power committing to monitor their development.
Page 30 of 59 2023 10-Year System Outlook NON-CONFIDENTIAL 1 4.1 System Impact Studies (SIS) 2 3 As outlined in Figure 12, a significant number of SIS have been completed or are in progress. Of 4 the SIS either in progress or complete, the...
AI summary The document discusses the progress of System Impact Studies (SIS) and the OATT Transmission Service Queue as of June 2023. SIS analyses are expanding to include EMT studies due to increased variable renewable generation and the phase-out of coal-fired generation. There are two active requests in the OATT Transmission Queue.
e are two active requests in the Open Access Transmission Tariff (OATT) 18 Transmission Queue as shown in Figure 13. 19 20 Figure 13: Requests in the OATT Transmission Queue as of June 28, 2023 21 Item Project Date & Project Project Reques...
AI summary The text outlines two active requests in the Open Access Transmission Tariff (OATT) Transmission Queue, including project details such as dates, locations, and statuses. The information is part of a 2023 10-Year System Outlook document.
Page 31 of 59 2023 10-Year System Outlook NON-CONFIDENTIAL 1 Information in Figure 13 under Project Location reflects the non-confidential information 2 provided in the customer’s application. Details regarding the location of the generati...
AI summary The document outlines the status of system upgrades related to Transmission Service Requests (TSR 400 and TSR 411) and notes that certain location details are confidential. The design for TSR 400 upgrades was completed in 2022, with execution planned for 2024/2025. A Facilities Study for TSR 411 is ongoing, expected to be completed in Q3 2023.
Page 45 of 59 2023 10-Year System Outlook NON-CONFIDENTIAL Load and Resources Outlook for NSPI - Winter 2023/2024 to 2032/2033 (All values in MW except as noted) Total Annual Firm Additions R (Sum of rows G thru Q) -99 176 -102 95 103 73 7...
AI summary The document provides a 10-year load and resources outlook for NSPI, including total annual and cumulative firm additions, total firm capacity, surplus/deficit, and reserve margin percentages from the winter of 2023/2024 to 2032/2033. It also describes the existing transmission system with details on voltage levels and infrastructure.
kV, 230 kV and 345 kV levels. The configuration of the NS Power transmission 7 system and major facilities is shown in Figure 20. 8 9 Figure 20: NS Power Major Facilities in Service 2023 10 11 12 13 The 345 kV transmission system is approx...
AI summary The document describes the configuration of the NS Power transmission system, including the lengths and types of lines for the 345 kV and 230 kV systems. It also references a 2023 10-Year System Outlook document.
1 7.2.3 2022 Bulk Electric System Exception Requests 2 3 Since the filing of the 2022 10 Year System Outlook Report, no new BES Exception Requests 4 have been received. 5 6 7.2.4 Special Protection Systems (SPS) 7 8 Special Protection Syst...
AI summary The document discusses the 2022 Bulk Electric System Exception Requests, Special Protection Systems (SPS), and the ongoing review of the NPCC Directory 1. It notes that no new BES Exception Requests were received since the 2022 report, explains the use of SPS by NS Power for system stability, and outlines the current review of NPCC Directory 1 by a working group, expected to be completed in Q3 2023.
1 7.3 Transmission Life Extension 2 3 NS Power has a comprehensive maintenance program in place for the transmission system focused 4 on maintaining reliability and extending the useful life of transmission assets. The program is 5 centere...
AI summary NS Power maintains a comprehensive transmission maintenance program focused on reliability and asset life extension through regular inspections and replacement of key components. The document outlines planned transmission reinforcements to ensure system reliability and compliance with design standards, with major projects requiring further technical studies and approvals.
1 8.0 TRANSMISSION DEVELOPMENT 2022 TO 2033 2 3 Investments in transmission infrastructure can be affected by energy policy and the changing 4 sources of energy and capacity. Proposed transmission development plans and projects are subject...
AI summary The document outlines proposed transmission development projects from 2022 to 2033, including new substations and transformer installations to accommodate load facilities over 1 MW. It also addresses the 129H-Kearney Lake Relocation project, noting higher-than-expected development costs and ongoing negotiations with site owners.
1 site (plus sufficient property to enable an expansion for a second transformer and new approach 2 structure) with the NS Power-owned land parcels across the street. The owners of the Kearney 3 Lake site have extended the existing lease t...
AI summary The text discusses the expansion and re-alignment of transmission infrastructure at the Kearney Lake site, including the surrender of a portion of the existing right-of-way and the completion of several transmission projects in 2023. These projects are part of NS Power's 2022 ACE Plan and are subject to change based on load forecasts and coal phase-out planning.
3 Page 54 of 59 2023 10-Year System Outlook NON-CONFIDENTIAL 1 • Construct new 25/33/42 MVA 138 kV–25 kV 98N Substation complete with three 25 kV 2 distribution feeders in Stellarton. 3 • Purchase new 138 kV–25 kV, 15/20/25 MVA transformer...
AI summary The document outlines a 10-year system outlook for 2023–2026, detailing infrastructure projects including the construction of new substations, transformer replacements, and transmission right-of-way improvements aimed at enhancing grid reliability and capacity.
f the Atlantic Loop project. The earliest potential in-service date for the Reliability 14 Tie is currently estimated to be 2027. 15 8.5 Western Valley Transmission System – Phase II Study 16 17 The Western Valley transmission study was in...
AI summary The document discusses the Western Valley Transmission System – Phase II Study, which aims to address transmission line capacity, clearance, and age issues over a 15-year planning horizon. Specific 69 kV lines are identified for upgrades, and a reference is made to the NS Power February 2023 Integrated Resource Planning (IRP) Action Plan Update regarding the Reliability Tie project, with an estimated in-service date of 2027.
N-2NSPI (NSUARB) RIR-1 to RIR-12 - Redacted
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LIN1 CTs $0 Biomass 2024 2025 2026 2027 2028 2029 2030 2031 2032 2033 REDACTED (CONFIDENTIAL INFORMATION REMOVED) 2023 10-Year System Outlook Report (NSUARB M11221) NSPI Responses to NSUARB Information Requests NON-CONFIDENTIAL 1 Request I...
AI summary NSPI details four completed transmission upgrades under TSR 400, with one component (switch upgrades) pending completion in Q2 2025 due to equipment delivery delays. The response addresses NSUARB's IR-6 request regarding system upgrades in the 2023 10-Year System Outlook Report.
e of third- 27 order combination of wind, solar and storage diversity benefit, the benefit is not anticipated 28 to have an impact on capacity additions to meet our 2030 targets. 1 Pages 36 – 38 of 89, Diversity Benefit ELCC Values, Pre-IR...
AI summary NSPI's 2023 10-Year System Outlook Report response to NSUARB's IR-10 request highlights delays in the Reliability Tie project (second 345 kV circuit between Nova Scotia and New Brunswick). The Board's 2016 letter noted only 86% progress by 2015, with no advancement since 2013/2014. NSPI claimed 'more substantial progress' was expected in 2016 but provided no explanation for the delay.
NSPI 13 gave no explanation for this apparent lack of progress in concluding the ROW 14 acquisition, but merely said that “more substantial progress is expected in 15 2016”. 16 17 (a) Has the ROW acquisition been completed? If not, please...
AI summary NSPI explains that the ROW acquisition for the Reliability Tie project is ongoing, with the remaining 15% coordinated with the project's construction timetable. The response acknowledges delays but attributes them to adjusted project timelines.
2023 10-Year System Outlook Report (NSUARB M11221) NSPI Responses to NSUARB Information Requests NON-CONFIDENTIAL 1 Request IR-11: 2 3 On page 57 of 59, NS Power stated that “The earliest potential in-service date for the 4 Reliability Tie...
AI summary NSPI responds to NSUARB's queries about the Reliability Tie project, detailing ongoing studies, environmental compliance steps, engineering design status, intertie negotiations with NB Power, and plans for a capital application. Transmission planning and environmental assessments are highlighted as key next steps.
2023 10-Year System Outlook Report (NSUARB M11221) NSPI Responses to NSUARB Information Requests NON-CONFIDENTIAL 1 (e) Construction is currently anticipated to begin in 2025 and conclude in 2027. 2 3 (f) NS Power expects to file a capital...
AI summary NSPI outlines plans for a Reliability Tie project with construction starting in 2025 and concluding in 2027, with a capital application expected in Q3 2024. The Government of Canada announced a $130 million investment to install batteries across Nova Scotia, supporting clean energy and coal plant closures.