N-1Five-Year Reliability Plan
4 passages
6.0 ADVANCED GRID MODERNIZATION PROGRAMS 2025-2029 Forecast Investment: $78 million Forecasted Performance Standards SAIDI Reduction: 0.06 to 0.11 hours In addition to the grid modernization that is becoming inherent in some of the traditi...
AI summary The document outlines the Advanced Grid Modernization Programs for 2025-2029, with a total forecast investment of $78 million. These programs aim to improve grid reliability through real-time monitoring, automation, and enhanced control over Distributed Energy Resources (DERs). Key subprograms include Connected Assets and Fault Isolation and Service Restoration, with a focus on improving outage detection, recovery times, and overall system performance.
13 Figure 14: Downline Reclosers Planned for 2025-2026 Downline Connectivity Region Area / Community Feeder / Substation (part of) West Three Mile Plains 79V-401 Metro Musquodoboit Harbour 87H-313 87H-313 Northeast Dickie Brook 24C-442 Nor...
AI summary The document outlines planned downline reclosers for 2025-2026 and discusses NS Power's investments in advanced technologies and system upgrades to enhance grid reliability and support self-healing grid projects. It highlights the importance of fault location, isolation, and service restoration (FLISR) and the role of distributed energy resources (DERs) in improving grid flexibility and reliability.
- Energy will often be generated and timed when weather patterns and customers decide, not when - the grid demands. The patterns on which utility customers consume electricity are changing, - requiring new methods and capabilities to manag...
AI summary The document discusses the evolving patterns of electricity consumption and the need for enhanced data and automation to manage the grid effectively. It highlights the integration of DER into the Nova Scotia grid and the evaluation of a DERMS platform to maintain system stability and reliability.
DATE FILED: December 20, 2024 Page 37 of 40 1 APPENDIX A – DEFINITIONS 2 3 DERs (Distributed Energy Resources): 4 Small-scale, decentralized power sources such as solar panels, wind turbines, and battery storage 5 systems that are connecte...
AI summary This document defines key terms and performance standards related to the electrical grid, including definitions for Distributed Energy Resources (DERs), reliability, resilience, and metrics such as SAIDI and SAIFI. It also references a regulatory order from April 7, 2022, approving performance standards compliance.
N-3NSPI (Synapse) RIR 1 to 65
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This includes 147 projects presented in ACE 2025 categorized as reliability investments Section Investment Category 2025 4.0 Storm Hardening - Vegetation Management $ 45,000,000 4.1 Distribution Corridor Widening with Managed Rights-of-Way...
AI summary The text outlines 147 reliability investment projects presented in the ACE 2025 report, including storm hardening, corridor widening, equipment upgrades, and grid modernization programs, with specific funding allocations and percentages of total program investments for 2025-2029.
1 6.0 ADVANCED GRID MODERNIZATION PROGRAMS 2 3 2025-2029 Forecast Investment: $78 million 4 Forecasted Performance Standards SAIDI Reduction: 0.06 to 0.11 hours 5 6 2025 Anticipated Year End Investment: $9.2 million 7 8 NS Power's Advanced...
AI summary NS Power's Advanced Grid Modernization program aims to improve grid reliability and efficiency through technologies like RTUs, FLISR, and DER integration. The 2025-2029 forecast investment is $78 million, with a target SAIDI reduction of 0.06 to 0.11 hours. Progress includes 6 completed RTUs and 64 remaining devices to be connected by 2025/2026.
18 6.3 Distributed Energy Resources (DERs) 20 As the country moves towards a net-zero future, the increasing penetration of Distributed Energy 21 Resources (DERs) is changing the dynamics of electricity generation and consumption. Energy 2...
AI summary As the country moves toward a net-zero future, the increasing penetration of Distributed Energy Resources (DERs) is changing the dynamics of electricity generation and consumption. Energy can now be produced and utilized based on customer behavior and variable conditions, rather than traditional centralized dispatch, as evidenced by growing numbers of net-metered connections.
24 shift introduces new complexities for power utilities, particularly with respect to maintaining 1 reliability and operational flexibility. To address these challenges, enhanced visibility, automation, 2 and control of DERs is important....
AI summary The integration of Distributed Energy Resources (DERs) presents new challenges for power utilities, especially in maintaining system reliability and operational flexibility. NS Power is working on a DER Integration Roadmap and evaluating a DERMS project to coordinate DERs, aligning with the province's Clean Power Plan and enhancing system reliability and decarbonization.
11 Figure 30: 2026 Reliability Program Investment Overview Reliability Program 2026 Anticipated Spend Storm Hardening – Targeted Equipment Replacement and Upgrades $178.9 Storm Hardening – Vegetation Management $45.0 Advanced Grid Moderniz...
AI summary The 2026 Reliability Program investment overview outlines anticipated spending on storm hardening, vegetation management, and grid modernization, with a total investment of $234.6 million. Key initiatives include equipment replacement, corridor widening, and the deployment of advanced grid technologies.
9 1 • Device Deployment: The first phase involves ensuring the necessary field devices are in 2 place. While most of the required devices already exist on the system, some will be newly 3 installed, and others will replace older, less capa...
AI summary The document outlines the three-phase implementation plan for FLISR (Fault Location, Isolation, and Service Restoration) projects, including device deployment, connectivity enablement, and configuration. These projects are targeted for completion by the end of 2026 and are currently under consideration by the NSEB under matter M12417. A table details the planned FLISR implementation projects across various regions and communities.
5 As the presence of Distributed Energy Resources (DERs) such as solar, wind, and battery storage 6 continues to grow, effectively managing these assets becomes critical to maintaining grid 7 reliability, stability, and efficiency. A DERMS...
AI summary NS Power is advancing grid reliability through a Five-Year Reliability Plan, including a DERMS platform implementation in 2026 and a focus on vegetation management, storm hardening, and modernization. The plan aims to improve system performance and reduce outages, with expected improvements in SAIDI by 2029.
2025-2029 Five Year Reliability Plan Review IR-38 Attachment 2 Page 1 of 1 Investment Track Sub-Program Scalability Notes Section SAIDI H lour Per $1M (Low) SAIDI Hou r Per $1M (High) Proposed Incremental Investment SA DI Reduction (Low) S...
AI summary The document discusses the 2025-2029 Five Year Reliability Plan Review, focusing on SAIDI reduction targets and investment strategies. It outlines that SAIDI reduction projections are based on historical data and planning-level estimates, with a target range of 0.70 to 1.25 hours by 2029. Specific projects are reviewed annually through NS Power's Annual Capital Expenditure proceedings.
6 (a) Please refer to the table below. CI# Project Title 5 YR 2025 Forecast Total Reliability Improvements Reason for work not completed Routine - Structure PROVINCIAL - PLANNED Replacements and Work 23118 TRANS LINE REPLACEMENTS $6,055,25...
AI summary The table outlines various infrastructure projects related to reliability improvements and upgrades, including line replacements, structure replacements, and compliance with NERC standards. Projects are listed with their CI numbers, titles, five-year forecasts, and statuses indicating whether the work was completed.
NON-CONFIDENTIAL 1 risks or failures that happen each year. Due to these changes, several other 12 (c) Please provide the mitigation effectiveness (i.e. percent reliability improvement) for 13 each of the listed subprograms, separately (Co...
AI summary The text requests information on the mitigation effectiveness of subprograms, grid visibility and monitoring capabilities, and the level of control over Distributed Energy Resources (DERs). It also asks how the reliability plan exceeds existing requirements.
NON-CONFIDENTIAL 1 27 1 (i) DER Control and Visibility: 2 3 Currently, NS Power has limited control and visibility regarding Distributed 4 Energy Resources: 5 6 • NS Power is aware of interconnected DER through Visibility: 7 interconnectio...
AI summary NS Power currently has limited control and visibility over Distributed Energy Resources (DER), relying on interconnection applications and net metering enrollment. The Advanced Grid Modernization Programs aim to improve visibility and control through enhanced RTU deployment and SCADA systems, with up to 58 additional substations expected to benefit.
2.5.2 US Department of Energy The United State Department of Energy (DOE), through its Smart Grid Investment Grant (SGIG), highlights that widespread FLISR deployments can help utilities improve grid performance as measured by standardized...
AI summary The US Department of Energy (DOE) highlights the benefits of FLISR technology in improving grid performance through reduced outage duration and frequency. The 2016 SGIG report showed positive outcomes from 62 projects. In 2023, the Grid Deployment Office launched a $10.5 billion GRIP Program to enhance grid resilience, with FLISR identified as a priority investment.
2.5.3 NRCan National Resources Canada (NRCan) is investing in Smart Grids to support the modernization of the safe and secure delivery of electricity. Since 2012, NRCan has confirmed funding to demonstration projects that work towards smar...
AI summary National Resources Canada (NRCan) is investing in smart grid technologies to modernize electricity delivery. Since 2012, NRCan has supported demonstration projects, including FLISR, DERMS, and DI Apps, aimed at improving grid reliability and resilience. In 2025, NRCan approved funding for three projects by NS Power.
4.0 Conclusion & Recommendations FLISR capability is fundamental to grid management and is identified in the NS Power Five Year Reliability Plan as a subprogram of advanced grid modernization. The prevalence and experience of FLISR deploym...
AI summary The document emphasizes the importance of FLISR (Fault Location, Isolation, and Service Restoration) in grid modernization, noting its critical role in improving reliability. It outlines deployment options and highlights support from government programs like NRCan and US DOE initiatives, which can provide funding for FLISR and other smart grid technologies.
NON-CONFIDENTIAL Duration (hrs) Count of Premise ID % Restored Customer Hours Avoided Count of Customer Interruptions Saved INC 116281045 6076 0 Momentary <1min 3619 60% 7744.66 3619 Sustained 1.23 1 0 Sustained 2.14 2455 40% 0 Sustained 3...
AI summary The document presents a table summarizing outage data, including duration, number of premises affected, restoration percentages, and customer interruptions saved. It also includes a request for information (IR-59) regarding the evaluation of integrating Distributed Energy Resources (DERs) into the Nova Scotia grid, lessons learned from prior projects, and the proposed budget.