Topic:"Infrastructure Planning" in M12417

Why do this project now? Once installed and operational, during an outage event FLISR's reliability and resilience benefits will be immediately available on the targeted feeders achieved by the automatic restoration of customers. Additiona...

AI summary The project is being undertaken now due to FLISR's immediate reliability benefits upon installation, partial federal funding support, and a federal mandate to complete the project by March 31, 2028. The project is deemed in service in March 2026, with the Final Cost Date set for June 2027.

Document No: XXX-XX-XXXX-XXXX Transmission Line Infrastructure Required fields: Estimate Classification Project Name: FLISR Implementation Started or Preliminary Class 5 Class 4 Class 3 Class 2 Class 1 Maturity Level of Project Definition...

AI summary The document outlines the FLISR Implementation project, detailing its scope, maturity level, and various planning and infrastructure requirements. It includes information on project definitions, capacity, location, technology selection, and planning strategies, with classifications for different stages of estimation and project definition.

nclusions For the purposes of this document, the term power transmission line infrastructure industries is assumed to include greenfield or brownfield sites for overhead, buried and submarine transmission of electrical power in the infrast...

AI summary The document defines 'power transmission line infrastructure industries' and excludes certain facilities, such as process plants and substations. It emphasizes that power transmission is part of the infrastructure industry and references the Construction Industry Institute's definition of infrastructure projects.

Request IR-1: (a) Starting in 2023, for each feeder selected in this application, please provide a list of outages, reasons, durations and the number of customers affected. (b) Starting in 2020, please provide a percentage breakdown of the...

AI summary The response to Request IR-1 provides information on outages, reasons for outages, reliability improvement activities, and limitations in improving feeder reliability. It directs to attachments and tables for detailed data on outages and reliability efforts.

3 Feeder CI Project Description Year Total ($) C0042426 11S-411 Coxheath Rebuild Phase 2 2022-2023 999,581 11S-411 C0031293 11S-411-Coxheath Re Insulation and Reconductor 2021-2022 929,504 C0051735 11S-411GA Eskasoni Protection Upgrade 202...

AI summary The document presents a table of infrastructure projects, including feeder rebuilds, insulation, reconductor upgrades, vegetation management, and substation relocations, with associated costs and timelines spanning from 2020 to 2025.

replacement projects have been 19 undertaken to improve reliability. 85S-401 contains many off road spans and 22 30 events is becoming more constrained, which amplifies the scale and risk of service 21 occurrence and duration concerns. 23...

AI summary The text discusses the challenges faced by utility infrastructure in urban areas, particularly related to reliability and outage restoration. It highlights the need for replacement projects and the selection of Metro feeders as a strategy to mitigate risks such as traffic congestion and limited redundancy.

The deployment of FLISR presents a few key technical and operational challenges that must be managed as described in the table below: Risk / Challenge Mitigation Communications infrastructure must be robust for some FLISR technologies to b...

AI summary The deployment of FLISR (Fault Location, Isolation, and Service Restoration) requires addressing challenges such as robust communications infrastructure, accurate ADMS grid models, training for distribution grid operators, and securing investment support. Mitigation strategies include telecom planning, grid model validation, OCM plans, and exploring government funding programs.

1 The cost varies by scheme due to the difference in design, influenced by length of feeder, 2 customer density, and complexity. Please refer to NSEB IR-7 Attachment 1 for map design. 3 4 (c) Operational costs will have no impact to rate b...

AI summary The document discusses the varying costs of a project based on design differences, influenced by factors such as feeder length, customer density, and complexity. It also addresses the use of existing communication infrastructure by NS Power for the project, citing the integration of various technologies like VHF radios, 900MHz radios, and cellular networks.

categorized as high criticality as interruptions result in disproportionately high localized Customer Hours of Interruption (CHI) impacts and can also contribute, on average, more significantly to system-level reliability metrics (SAIFI an...

AI summary The document emphasizes the importance of deploying FLISR in high-criticality, high-density areas to improve reliability metrics such as SAIFI and SAIDI, reduce CHI, and yield greater customer and system value. It also highlights the cost-efficiency of deployment due to minimal infrastructure requirements and the long-term benefits for NS Power's technology deployment capabilities.

NON-CONFIDENTIAL 1 (b) The feeders identified as problem feeders in M12185 were not selected because the impact 4 CKAIDI will vary depending on the feeder configuration, other ongoing reliability 5 investments, weather conditions, and the...

AI summary The text discusses the impact of feeder reliability improvements and the factors affecting CKAIDI, including investments made by NS Power to improve reliability and the remaining outage causes under the utility's control. It also raises questions about the effectiveness of these investments and requests detailed outage data from other jurisdictions.

137H-414. However, for analysis purposes, the Board considered the maximum performance values for the past five years (year-to-date). In that case, the following feeders do not meet the 2024 targets: - Feeder 11S-411 (both CKAIFI and CKAID...

AI summary The document discusses the performance of specific feeders in Nova Scotia Power's grid, noting that some do not meet 2024 reliability targets. NS Power is implementing FLISR technology in high-density urban areas to improve reliability and address challenges such as fault location and outage restoration. The feeders in remote areas face additional challenges due to their radial design and location.

Request IR-1: - a) Starting in 2023, for each feeder selected in this application, please provide a list of outages, reasons, durations and the number of customers affected. - b) Starting in 2020, please provide a percentage breakdown of t...

AI summary Request IR-1 asks the utility to provide detailed information on outages, reliability improvement activities, and reasons for limitations in improving feeder reliability starting from 2020 and 2023.

Request IR-11: - In response to IR-3(a), NS Power stated that the relative improvements in CKAIFI and CKAIDI - will vary depending on the feeder configuration, other ongoing reliability investments, weather - conditions, and the type of FL...

AI summary The document discusses NS Power's response to IR-3(a) and IR-1, highlighting investments in reliability improvements and outage causes. It raises concerns about the effectiveness of these investments if unresolved outage causes remain and requests detailed outage data from other jurisdictions.

feeders, along with other potential benefits such as CHI reduction and cost avoidance, as noted above. Accordingly, the Board approves NS Power's capital project request in the amount of $4,638,245. Furthermore, the Board understands that...

AI summary The Board approves NS Power's $4.6 million FLISR project to enhance grid reliability. It emphasizes the need for specialized skills, training, and cybersecurity measures for FLISR implementation. The Board also encourages NS Power to develop metrics to measure the effectiveness of FLISR technologies amid multiple reliability initiatives.