Topic:"Energy Storage" in M12349

1 4.4.5 New Technologies 2 3 The 2025 Load Forecast does not assume a significant amount of distributed solar/battery storage 4 combinations or storage only deployments. The cost of home batteries is still relatively expensive, 5 in the ra...

AI summary The 2025 Load Forecast does not assume significant adoption of distributed solar/battery storage due to high costs, with gas generators being a more cost-effective solution for backup power. Vehicle-to-Grid (V2G) technology is still in development and not widely available, though some vehicles have limited capabilities. As battery technology improves, adoption may increase, but timelines are uncertain.

s and vehicle-to-grid can also discharge to support the system, 24 further capitalizing on the coordinated opportunity of distributed energy resources. For example, 25 Figure 33 below shows a range of peak mitigation based on residential c...

AI summary The document discusses the potential impact of residential battery uptake on peak load mitigation by 2035, assuming optimal utility-level control. It references a figure showing potential peak impacts under different battery adoption scenarios and notes that the estimates are based on 5 kW batteries from the SGNS project.

olders are invited to ongoing 28 DERIR workshop discussions. A final DERIR and its outcomes will be presented in a report 29 directed by the NSEB to be submitted by September 30, 2025 (M12177). Date Filed: August 19, 2025 NSPI (ESC) IR-2 P...

AI summary The NSEB is overseeing a DERIR workshop with a final report due by September 30, 2025 (M12177). NS Power lacks data on battery installation costs for EfficiencyOne programs, as per their response to an information request (M12349).

ailable for inclusion in the 2026 Load Forecast. However, NS Power 27 expects the results of the study will be available for inclusion in either the 2026 or 2027 28 Load Forecast. Date Filed: August 19, 2025 NSPI (Synapse) IR-13 Page 1 of...

AI summary The document discusses the need to update the Effective Load Carrying Capability (ELCC) study, focusing on the interactive effects of clean resources such as wind, solar, battery energy storage, and demand response. This was highlighted in a Board decision and supported by NS Power in its 10 Year System Outlook.

nd, solar, battery energy storage, and demand response). Subsequently the Board asked for an update on NS Power’s progress on this recommendation in NSUARB IR-02 (M11764). NS Power’s response stated: NS Power has not started a new capacity...

AI summary The NSEB requested an update on NS Power’s progress on a recommendation from NSUARB IR-02 (M11764). NS Power has not initiated a new capacity value study but plans to update the existing one prior to the next IRP analysis, focusing on the interactive effects of clean resources like wind, solar, battery storage, and demand response. A draft scope of work will be circulated for stakeholder input.

Updated examination of the ELCC values for demand response programs using program details and measured results from NS Power’s (CPP and TVP) and E1’s current demand response programs. 3. Assessment of the seasonal ELCC contributions for so...

AI summary The document outlines an updated examination of ELCC values for demand response programs using data from NS Power and E1, and an assessment of seasonal ELCC contributions from solar, wind, hydro, and storage during summer. The update is driven by stakeholder requests and the need to align with current programs in Nova Scotia.

values as applicable to TVP (and the technologies that deliver the load shifting such as batteries) including avoided costs and Effective Load Carrying Capability (ELCC) • Topic three: The Summer Reliability Assessments (SRA) completed by...

AI summary The document discusses the importance of determining Effective Load Carrying Capability (ELCC) values for technologies that enable load shifting, such as batteries, and their impact on reliability assessments. NS Power is seeking stakeholder feedback on its proposed ELCC study scope and mentions the relevance of Summer Reliability Assessments (SRA) by the Northeast Power Coordinating Council (NPCC) and North American Electric Reliability Corporation (NERC).

2025 Load Forecast Report (NSEB M12349) NSPI Responses to Synapse Information Requests NON-CONFIDENTIAL 1 Request IR-17: 2 3 New Technologies (Section 4.4.5, pp 45-46) 4 5 (a) Please provide the assumptions and calculations behind the valu...

AI summary NSPI responded to Synapse's information requests regarding the 2025 Load Forecast Report, addressing assumptions and calculations for new technologies, battery cost declines, installed capacity, monetary compensation for battery exports, and the meaning of the Residential Share (%) variable. NSPI indicated no direct compensation for battery exports and no incorporation of Figure 33 into the forecast.

2025 Load Forecast Report (NSEB M12349) NSPI Responses to Synapse Information Requests NON-CONFIDENTIAL 1 or commercial net metering, which is a banked energy credit system and not direct 2 monetary compensation. 3 4 (e) Confirmed. 5 6 (f)...

AI summary The 2025 Load Forecast Report discusses the impact of distributed energy resources (DER) on peak demand, including the influence of demand response programs and residential battery energy storage systems. The report estimates a potential incremental peak impact of -5.00 kW/unit per year under a demand response scenario involving Tesla Powerwall systems.

generation with monthly system peaks, NSPI confirmed that it had updated the coincidence factors based on 2024 data. These factors are based on both weather patterns and the timing of system peak. 39 Recommendations and considerations NSPI...

AI summary NSPI updated solar coincidence factors using 2024 data and recommends ongoing evaluation of solar projections. Solar-plus-battery systems may have limited near-term impact but warrant re-evaluation. New customer load growth is projected to increase residential demand by 7.6% by 2035. Rate design and incentives could influence solar adoption.

of making a simplified adjustment based on E3’s hybrid scenario. 3. We recommend that NSPI model heat pump water heaters as a separate end-use technology in the next load forecast. 4. NSPI should carefully monitor EV adoption and update it...

AI summary The document outlines several recommendations for NSPI, including modeling heat pump water heaters as a separate end-use technology, monitoring EV adoption, updating load forecasts with empirical analysis, examining solar generation coincidence factors, investigating battery storage incentives, and validating the use of new home construction as a proxy for customer growth.

a 2% annual increase from 2030 onwards as arbitrary. The SBA recommended NS Power incorporate measured factors to project long term sales, including load growth, generator mix, transmission upgrades. The SBA had concerns with NS Power’s ap...

AI summary The SBA criticized NS Power's load forecast methodology for being arbitrary and lacking transparency, particularly regarding electrification data. ESC and SNS recommended a DER potential assessment and lower capital cost assumptions for battery storage. Synapse praised the report but suggested improvements for future forecasts.

1. Trade Tariffs: Analyse how 2025 U.S. trade tariffs affect the economic forecast. If the Conference Board forecast does not capture these impacts, NS Power should create its own method to incorporate the effects of tariffs. 2. Residentia...

AI summary The text outlines NS Power's recommendations for improving forecasting methodologies, including modeling trade tariffs, heat pump impacts, EV adoption, solar + battery integration, and refining housing and industrial load projections. It emphasizes data validation, scenario analysis, and alignment with emerging technologies.

d the adoption of technologies affecting future load. The Board expects that these adjustments will be closely monitored in subsequent forecasts to ensure their continued accuracy and appropriateness. NS Power is directed to continue compa...

AI summary The Board directs NS Power to monitor economic forecasts, compare data sources, and track battery storage price trends. It agrees that some intervenor suggestions are better suited for the next Integrated Resource Plan. The Independent Energy System Operator (IESO) has initiated a stakeholder engagement process.

8 July, 2025 NOVA SCOTIA ENERGY BOARD C/O CRYSTAL HENWOOD ([email protected]) Dear Ms. Henwood, RE: Notice of Intervention – NS Power 2025 Load Forecast Report (M12349) Energy Storage Canada (ESC) is the national trade associat...

AI summary Energy Storage Canada (ESC) requests intervention in NS Power Inc.'s 2025 Load Forecast Report (M12349), focusing on the role of behind-the-meter energy storage technologies in Nova Scotia. ESC provides contact details for its representatives and emphasizes the importance of addressing energy storage in the load forecast.

8 July, 2025 NOVA SCOTIA ENERGY BOARD C/O CRYSTAL HENWOOD ([email protected]) Dear Ms. Henwood, RE: Information Requests – NS Power 2025 Load Forecast Report (M12349) Please see below Information Requests to NS Power in the 202...

AI summary The letter from Leone Benson-King to Crystal Henwood outlines three information requests related to NS Power's 2025 Load Forecast Report proceeding (M12349). It asks about NS Power's role post-NSIESO formation, the scope of TVP and DERIR for behind-the-meter battery storage, and access to battery installation cost data for Efficiency One programs.

Date Filed: 07/28/2025 Synapse (NSPI) Page 5 of 12 1 ii. How did the potential study compare to actual demand side management results 2 for the years 2021-2024? Does NS Power and/or E1 believe that the 2019 3 Potential Study accurately pre...

AI summary The text outlines requests for information regarding the accuracy of the 2019 Potential Study on demand-side management (DSM), solar generation data, and new technologies like home batteries. It questions whether DSM projections were met, seeks updates to the study, and asks about assumptions, solar capacity factors, battery cost declines, and compensation for energy export. Topics include DSM evaluation, solar forecasting, and emerging technologies.

1. Trade Tariffs: Analyse how 2025 U.S. trade tariffs affect the economic forecast. If the Conference Board forecast does not capture these impacts, NS Power should create its own method to incorporate the effects of tariffs. 2. Residentia...

AI summary The text outlines NS Power's initiatives to refine forecasting models for trade tariffs, heat pumps, EVs, solar, housing, industrial RtR, municipal load, ELCC, and demand response. Emphasis is placed on improving accuracy through scaling factors, empirical data validation, and separate modeling of technologies like heat-pump water heaters.

d the adoption of technologies affecting future load. The Board expects that these adjustments will be closely monitored in subsequent forecasts to ensure their continued accuracy and appropriateness. NS Power is directed to continue compa...

AI summary The Board directs NS Power to monitor economic forecasts, compare them with bank data, track battery storage price trends, and defer some intervenor suggestions to the next Integrated Resource Plan. The Board agrees with NS Power on certain points, noting the IESO's stakeholder engagement process.