N-24NSPI (ECC) RIR 1-41
16 passages
Notes: - Burnside - o 4 units at Burnside - o Pratt & Whitney units; In service in 1976. - o 33 MW Each unit - o Fuel Oil / Gas - o Peaking Plant Quick to start in an emergency. - o Used in synchronous condenser mode for additional voltage...
AI summary The text provides details about several power generation units, including their locations, capacities, fuel types, and operational roles. It highlights that these units are used for peaking and backup power, and that capital spending has increased in the past decade to modernize them. The 2020 IRP determined that maintaining these units is more cost-effective than decommissioning or building new ones, with a probable retirement date of 2050.
MODELING APPROACH Capacity expansion and production cost optimization modeling developed least-cost portfolios for each scenario. The scenarios are compliant with current legislation, including the 2030 environmental policy targets of coal...
AI summary The modeling approach outlines capacity expansion and production cost optimization to develop least-cost portfolios aligned with 2030 environmental targets and net zero scenarios. The results include minimized system costs, emissions, reserve margins, and generation profiles.
KEY FINDINGS Based on the common themes observed, the following are the key guiding principles to inform the Action Plan and Roadmap Items: - Variable renewable capacity additions are required to meet the 2030 targets. Up to 1500MW of addi...
AI summary Key findings emphasize the need for 1500MW of additional wind capacity and 200MW of solar capacity by 2030. Battery storage, firm capacity, and synchronous condensers are critical for system reliability. The Atlantic Loop project is highlighted as beneficial for reducing costs and emissions, requiring government support. NS Power has updated its 2020 IRP Action Plan and Roadmap based on 2023 modeling.
Battery Storage - Battery storage is added to all scenarios with additions beginning as soon as 2025 in many scenarios. - At least 100MW of 4-hour battery storage is added by 2030 in the majority of scenarios. - Increased additions of batt...
AI summary Battery storage is included in various scenarios, with significant additions expected by 2030. It provides multiple benefits like energy arbitrage and wind integration, though some services are not captured in the IRP model. No Atlantic Loop scenarios show higher battery storage additions.
GENERATION MIX The evergreen IRP modeling results demonstrate that annual generation profiles are increasingly decarbonized through the planning horizon in line with environmental policy changes in 2030 and 2035 (please refer toFigure 4)....
AI summary The evergreen IRP modeling shows an increasing decarbonization of the generation mix through 2030 and 2035, with coal being phased out and replaced by wind and battery storage. Wind generation is a key contributor across all scenarios, with curtailment rates ranging from 10% to 45%. Gas resources are used primarily in peaking capacity, with higher utilization in No Atlantic Loop scenarios. Emissions are reduced by over 90% from 2005 levels in all scenarios.
ITEM 2: ELECTRIFICATION Electrification is a key variable in this IRP as increased electric vehicle (EV) adoption and heating electrification play a significant role in increasing load requirements through the planning horizon. The evergre...
AI summary Electrification is a key factor in the Integrated Resource Plan (IRP), driven by the increasing adoption of electric vehicles and heating electrification, which contribute to a projected firm peak growth of 200MW by 2030.
Item 2a: Electrification Strategy Publish Electrification Strategy report, developed as part of the IRP Action Plan, in 2023 with opportunity for stakeholder review and comment.
AI summary The Electrification Strategy report was published in 2023 as part of the IRP Action Plan, allowing for stakeholder review and comment.
Item 3a: Thermal Plant Retirement Proceed with Trenton 5 retirement plan based on the updated evergreen IRP projections (2027/2028). NS Power will manage operating restrictions of the thermal fleet to meetfirm capacity requirements are met...
AI summary The document discusses the retirement of the Trenton 5 thermal plant based on updated IRP projections and outlines NS Power's plan to manage the thermal fleet's operating restrictions to meet capacity requirements while minimizing utilization and sustaining capital investment. It also mentions the development of a coal retirement plan with consideration of cold reserve operating modes.
ITEM 1: WIND INTEGRATION STUDIES Publish the results ofthe ongoing wind integration studiesin 2023. Provide guidance on integration asset requirements as an outcome in alignment with the planned variable renewable capacity additions. Conti...
AI summary The document calls for publishing the results of ongoing wind integration studies in 2023, providing guidance on integration asset requirements aligned with planned variable renewable capacity additions, and monitoring for significant divergence from modeled assumptions in the evergreen IRP.
ITEM 2: SUSTAINING CAPITAL Pursue economic reinvestment in existing hydro and combustion turbines with individual capital applications as applicable; economic justification as part of a capital application will be required to confirm a dec...
AI summary The document outlines the need for economic reinvestment in existing hydro and combustion turbines through individual capital applications, requiring economic justification. It also emphasizes monitoring sustaining capital investment in thermal units and conducting analyses if significant changes from IRP assumptions are observed.
ITEM 4: INSTALLED COSTS OF WIND, SOLAR AND ENERGY STORAGE Continue to track the installed costs of wind, solar, and energy storage to look for significant variations from the trajectories analyzed in the evergreen IRP. If observed, update...
AI summary The document recommends continuing to monitor the installed costs of wind, solar, and energy storage for significant deviations from the trajectories analyzed in the evergreen IRP, with updates to the capacity mix as needed.
ITEM 5: FEDERAL CLEAN ELECTRICITY REGULATIONS (CER) Track the ongoing development of the Federal Clean Electricity Regulations (CER). In particular, monitor for changes to carbon pricing policy or limitations on use of gas and oil-fired ge...
AI summary The document discusses tracking the development of the Federal Clean Electricity Regulations (CER), with a focus on monitoring changes to carbon pricing policy and limitations on gas and oil-fired generating facilities beyond those considered in the evergreen Integrated Resource Plan (IRP).
ENABLING THE ACTION PLAN Although the evergreen IRP model provides a range of outcomes to 2050, the Action Plan reflects NS Power's near-termpa[th](#page-25-2) forwardand the progressionof these identified resources and programs will be cr...
AI summary The Action Plan outlines NS Power's resource development strategy to meet 2030 decarbonization targets, with Figure 9 illustrating the timeline for project development. The plan is subject to change and serves as a visual guide for implementing the updated Action Plan.
CONCLUSION The evergreen IRP Action Plan and Roadmap will play a key role in enabling NS Power to meet the challenges and opportunities of the ever-evolving electricity planning environment. This plan serves to enable the path to 2030 whil...
AI summary The evergreen IRP Action Plan and Roadmap are central to NS Power's strategy for achieving 2030 decarbonization targets and building a resilient energy future. The plan provides flexibility to adapt to changing conditions and emphasizes collaboration with stakeholders to support the energy transition. Annual updates will ensure transparency and continued stakeholder engagement.
9 Decision-Making NS Power's decision-making approach is consistently applied across long-term, short-term, and day-to-day activities. As shown in Figure 11, factors considered include cost, policies and regulations, climate adaptation, as...
AI summary NS Power uses a consistent decision-making framework that considers cost, policies, climate adaptation, asset mission, and asset condition to make 'least regrets' decisions. This approach supports initiatives like the Integrated Resource Plan (IRP) and ensures safety and environmental compliance.
Integrated Resource Plan (IRP) The Integrated Resource Plan (IRP) is a comprehensive public utility planning exercise that integrates resource options (both supply and demand-side) in order to develop a long-term electricity strategy for t...
AI summary The Integrated Resource Plan (IRP) is a long-term electricity strategy for Nova Scotia Power, developed through a comprehensive planning process that considers both supply and demand-side resources. It is updated periodically, with the 2020 IRP indicating the need for revision due to changes in environmental policy, load, and resource assumptions. The IRP is submitted to the Nova Scotia Utility and Review Board (NSUARB) and involves stakeholder engagement.
N-31NSPI (ECC) IR 1 to 41 - REFILED
17 passages
Notes: - Burnside - o 4 units at Burnside - o Pratt & Whitney units; In service in 1976. - o 33 MW Each unit - o Fuel Oil / Gas - o Peaking Plant Quick to start in an emergency. - o Used in synchronous condenser mode for additional voltage...
AI summary The document outlines details about various power generation units, including their locations, capacities, fuel types, and service history. It highlights the decision to maintain and modernize these units rather than decommission them, citing cost-effectiveness in the 2020 IRP. The units are noted for their reliability, fast start-up capabilities, and use during peak demand periods.
MODELING APPROACH Capacity expansion and production cost optimization modeling developed least-cost portfolios for each scenario. The scenarios are compliant with current legislation, including the 2030 environmental policy targets of coal...
AI summary The modeling approach outlines scenarios for capacity expansion and production cost optimization, aligning with 2030 environmental policy targets and net zero goals. Each scenario considers factors like electrification pace, resource strategy, and the Atlantic Loop, with results focusing on minimizing total system costs through Net Present Value of Revenue Requirement (NPVRR).
KEY FINDINGS Based on the common themes observed, the following are the key guiding principles to inform the Action Plan and Roadmap Items: - Variable renewable capacity additions are required to meet the 2030 targets. Up to 1500MW of addi...
AI summary The key findings emphasize the need for significant renewable energy additions, including 1500MW of wind and 200MW of solar by 2030, along with firm capacity and battery storage. The Reliability Tie and Atlantic Loop are highlighted as critical for system reliability and cost reduction. Synchronous condensers and SMRs are also identified as important future resources.
Battery Storage - Battery storage is added to all scenarios with additions beginning as soon as 2025 in many scenarios. - At least 100MW of 4-hour battery storage is added by 2030 in the majority of scenarios. - Increased additions of batt...
AI summary Battery storage is a key component in various scenarios, with significant additions expected by 2030. It provides multiple services such as energy arbitrage and wind integration, though some services like voltage and frequency support are not captured in the IRP model. Scenarios without the Atlantic Loop show higher battery storage additions.
GENERATION MIX The evergreen IRP modeling results demonstrate that annual generation profiles are increasingly decarbonized through the planning horizon in line with environmental policy changes in 2030 and 2035 (please refer toFigure 4)....
AI summary The document discusses the generation mix in Nova Scotia as modeled by the evergreen IRP, highlighting the increasing use of wind and battery storage, the phasing out of coal, and the impact of curtailment and emissions across different scenarios. Wind generation is significant, with curtailment ranging from 10–45%, and gas resources are used in peaking capacity. Emissions are reduced by over 90% from 2005 levels in all scenarios.
ITEM 1: REGIONAL INTEGRATION STRATEGY Develop a Regional Integration Strategy to provide access to firm capacity and low-carbon energy while increasing the reliability of Nova Scotia's interconnection with North America. With virtually no...
AI summary The document proposes a Regional Integration Strategy to enhance access to firm capacity and low-carbon energy, improve system reliability, and support wind integration in Nova Scotia. It emphasizes the need for a reliability tie independent of the Atlantic Loop due to limited hydro potential and the phase-out of coal.
ITEM 2: ELECTRIFICATION Electrification is a key variable in this IRP as increased electric vehicle (EV) adoption and heating electrification play a significant role in increasing load requirements through the planning horizon. The evergre...
AI summary Electrification, particularly through increased EV adoption and heating electrification, is a key factor in the Integrated Resource Plan (IRP), contributing to a projected firm peak load growth of 200MW by 2030.
Item 2a: Electrification Strategy Publish Electrification Strategy report, developed as part of the IRP Action Plan, in 2023 with opportunity for stakeholder review and comment.
AI summary The Electrification Strategy report, developed as part of the IRP Action Plan, was published in 2023 and made available for stakeholder review and comment.
Item 3a: Thermal Plant Retirement Proceed with Trenton 5 retirement plan based on the updated evergreen IRP projections (2027/2028). NS Power will manage operating restrictions of the thermal fleet to meetfirm capacity requirements are met...
AI summary The document outlines the retirement plan for the Trenton 5 thermal plant based on updated IRP projections and discusses the management of the thermal fleet to meet capacity requirements while minimizing utilization. It also mentions the development of a coal retirement plan for remaining units, including cold reserve operating modes.
Item 4b: Hybrid Peak Electrification Scenario Further assess the value of the hybrid peak building electrification scenario based on the outcomes of the evergreen IRP. This will include development of program cost estimates and validation...
AI summary This section discusses the assessment of a hybrid peak building electrification scenario, incorporating insights from the evergreen IRP. It highlights the need to develop program cost estimates and validate savings potential, with NS Power looking to learn from North American utilities that have implemented similar initiatives.
IRP ROADMAP The following roadmap items were identified to monitor for changes in the planning environment and support progress on the path to 2030 and beyond. NS Power will monitor the roadmap items in parallel with execution of the Actio...
AI summary The IRP Roadmap outlines key items NS Power will monitor to support progress toward 2030 and beyond, in parallel with executing the Action Plan.
ITEM 1: WIND INTEGRATION STUDIES Publish the results ofthe ongoing wind integration studiesin 2023. Provide guidance on integration asset requirements as an outcome in alignment with the planned variable renewable capacity additions. Conti...
AI summary The document requests the publication of ongoing wind integration studies from 2023, guidance on asset requirements for integration, and monitoring of results against assumptions in the evergreen IRP, with updates triggered if significant divergence occurs.
ITEM 4: INSTALLED COSTS OF WIND, SOLAR AND ENERGY STORAGE Continue to track the installed costs of wind, solar, and energy storage to look for significant variations from the trajectories analyzed in the evergreen IRP. If observed, update...
AI summary The document emphasizes the need to continue tracking installed costs of wind, solar, and energy storage to identify significant deviations from the trajectories outlined in the evergreen IRP, with potential updates to the capacity mix if necessary.
ITEM 5: FEDERAL CLEAN ELECTRICITY REGULATIONS (CER) Track the ongoing development of the Federal Clean Electricity Regulations (CER). In particular, monitor for changes to carbon pricing policy or limitations on use of gas and oil-fired ge...
AI summary The document highlights the need to track the development of the Federal Clean Electricity Regulations (CER), with a focus on changes to carbon pricing policy and restrictions on gas and oil-fired generating facilities, beyond what is already considered in the evergreen Integrated Resource Plan (IRP).
ENABLING THE ACTION PLAN Although the evergreen IRP model provides a range of outcomes to 2050, the Action Plan reflects NS Power's near-termpa[th](#page-126-2) forwardand the progressionof these identified resources and programs will be c...
AI summary The document discusses NS Power's updated Action Plan and its 2030 Resource Development Plan, highlighting the importance of resource and program progression in meeting decarbonization targets. The plan is subject to change and provides a visual guide to resource development aligned with the Action Plan.
CONCLUSION The evergreen IRP Action Plan and Roadmap will play a key role in enabling NS Power to meet the challenges and opportunities of the ever-evolving electricity planning environment. This plan serves to enable the path to 2030 whil...
AI summary The evergreen Integrated Resource Plan (IRP) Action Plan and Roadmap are critical for NS Power to achieve its 2030 decarbonization targets and long-term sustainability goals. The plan provides flexibility to adapt to changes in the electricity planning environment, including advancements in renewable technology and evolving climate policies. NS Power will provide annual updates to stakeholders and continue collaborating with partners to support the energy transition.
5 Regulatory Context and Stakeholder Engagement NS Power is regulated under the Public Utilities Act and the Electricity Act by the Nova Scotia Utility and Review Board (UARB), and through these Acts NS Power is mandated to serve the elect...
AI summary NS Power is regulated under the Public Utilities Act and Electricity Act by the Nova Scotia Utility and Review Board (UARB). The UARB oversees various proceedings such as General Rate Applications and Integrated Resource Plans. NS Power's EAM division supports these processes, and senior leadership is involved in reviewing deliverables and providing feedback on asset management practices. Changes from the Energy Reform Act may impact these processes.