N-2NSPI (NSEB) RIRs 1-20 - Redacted
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CI C0032664 – Energy Control Centre – Optimization Tools (NSEB M12591) NSPI Responses to NSEB Information Requests 1 with dispatchable quick-start generation, will be subject to a more complex set of 2 system constraints requiring the func...
AI summary The document outlines NS Power's current operational processes for economic dispatch, involving the preparation of a day-ahead dispatch plan by NS Power Marketing, submission to the System Operator for reliability review, and subsequent adjustments based on real-time conditions. The implementation of new technology, including the Outage Request Platform (ORP), is expected to automate these processes.
NON-CONFIDENTIAL 1 Request IR-5: 2 3 Please explain the operational challenges encountered by NS Power ECC and why the 4 proposed new technology solutions are the most effective solution. 5 6 (a) Compare the current process with the propos...
AI summary The response to IR-5 explains that the project aims to proactively enhance dispatch capabilities in preparation for increased renewable energy generation, rather than as a reactive measure. It references the FAM Dispatch Study and directs to IR-7 and IR-13 for further details on the effectiveness of the proposed solutions.
C0032664 NSEB IR-5 Attachment 1 Page 10 of 92 REDACTED (CONFIDENTIAL INFORMATION REMOVED) FINAL NS POWER DISPATCH STUDY - 3. The Role of the Control Center and the Market Participants. Consistent with North American Electric Reliability Co...
AI summary This section discusses the role of the Control Center and market participants in Nova Scotia's power dispatch, highlighting the asymmetry of information between the Marketing Desk and the Control Center, and the need for improved communication channels to support economic dispatch optimization, particularly with increasing renewable energy integration.
C0032664 NSEB IR-5 Attachment 1 Page 13 of 92 REDACTED (CONFIDENTIAL INFORMATION REMOVED) FINAL NS POWER DISPATCH STUDY or optimization tools are generating sub-optimal dispatch results. Based on Concentric's findings, these investments al...
AI summary The document discusses NS Power's dispatch study, emphasizing the need for a portfolio-based evaluation of dispatch performance and the potential benefits of automation in optimizing processes. It highlights the importance of considering both energy output and ancillary services in evaluating asset performance.
a. Observations - O1: The Marketing Desk optimizes the dispatch schedule to solve for the economics of the dispatch of the facilities for energy and ancillary services that yield the smallest cost possible. The Control Center reassesses an...
AI summary The text discusses the coordination between the Marketing Desk and Control Center in optimizing dispatch schedules and ancillary services. It highlights the use of PortOps® for modeling and optimizing energy markets, and the importance of real-time communication between departments for effective system management.
C0032664 NSEB IR-5 Attachment 1 Page 15 of 92 REDACTED (CONFIDENTIAL INFORMATION REMOVED) FINAL NS POWER DISPATCH STUDY - O10: As the portfolio grows in complexity with the retirement of coal generation and the addition of significant volu...
AI summary The document outlines challenges and considerations in real-time dispatch optimization as the energy portfolio becomes more complex with the integration of renewable resources and the retirement of coal generation. It emphasizes the need for dynamic system updates, the role of the Control Center, and limitations of current optimization tools and communication processes.
C0032664 NSEB IR-5 Attachment 1 Page 20 of 92 REDACTED (CONFIDENTIAL INFORMATION REMOVED) FINAL NS POWER DISPATCH STUDY large-scale coal-fired assets. It also implies that thermal resources with quick ramp-up capabilities that had traditio...
AI summary The document discusses the evolving role of thermal resources in supporting renewable energy integration and highlights differences in dispatch optimization between the Marketing Desk and the Control Center at NS Power. It notes that the Marketing Desk's data lags behind real-time data used by the Control Center, affecting the accuracy of economic dispatch within short timeframes.
C0032664 NSEB IR-5 Attachment 1 Page 21 of 92 REDACTED (CONFIDENTIAL INFORMATION REMOVED) FINAL NS POWER DISPATCH STUDY difference in the dispatch from Marketing Desk and the Control Center reflects the short-term dynamics of the system. I...
AI summary The document discusses NS Power's dispatch study, highlighting differences in dispatch information between the Marketing Desk and Control Center, the manual nature of communication between these entities, and the need for electronic communication platforms. It also outlines optimization elements in traditional electric systems and how NS Power currently manages energy and ancillary services dispatch.
C0032664 NSEB IR-5 Attachment 1 Page 24 of 92 REDACTED (CONFIDENTIAL INFORMATION REMOVED) FINAL NS POWER DISPATCH STUDY Power's tools and licenses or by using models licensed by Concentric to perform similar tasks (an "empirical" approach)...
AI summary The document discusses NS Power's dispatch study, highlighting the use of structural approaches for system optimization, the choice of Concentric's models, and the applicability of observations and recommendations across different sections of the report.
Figure 4: Daily Modeling Timeline Day Time (Atlantic) Activity Day (-1) 7:30AM PortOps® used to produce economically optimized system dispatch for following day (starting at midnight) based on information available as of 7:30AM Results pro...
AI summary This text describes the daily modeling timeline used for economically optimized system dispatch, focusing on the process of purchasing natural gas for Tufts Cove. Gas is procured at 10:15 a.m. based on expected dispatch, but actual dispatch may vary due to weather, outages, and power trades over the following 48 hours. Gas traders adjust the initial model output based on their experience.
a. Observations - O1: The Marketing Desk optimizes the dispatch schedule to solve for the economics of the dispatch of the facilities for energy and ancillary services that yield the smallest cost possible. The Control Center reassesses an...
AI summary The document outlines observations regarding the optimization of dispatch schedules and ancillary services. It notes that the Marketing Desk and Control Center work together to minimize costs, and that PortOps® is being used appropriately for modeling Tufts Cove, though there are challenges in aligning gas procurement with electric dispatch planning.
C0032664 NSEB IR-5 Attachment 1 Page 37 of 92 REDACTED (CONFIDENTIAL INFORMATION REMOVED) FINAL NS POWER DISPATCH STUDY take advantge of this optimization is extensive and will continue to increase with the complexity of the system. Consis...
AI summary The document discusses the optimization of real-time electricity markets and the challenges of aligning natural gas procurement with electricity dispatch schedules. It emphasizes the importance of flexibility in gas procurement and the role of fuel switching at Tufts Cove. The integration of intermittent resources and the use of tools like PLEXOS® and PortOps® in economic dispatch and ancillary service modeling are highlighted.
4.5 Weather and Climate Forecasts 61 The Wreck Cove facility is dispatched based on the opportunity cost of water. The opportunity cost of water allows NS Power to manage a limited water supply to generate energy when it is the most valuab...
AI summary The Wreck Cove facility is dispatched using the opportunity cost of water, allowing NS Power to manage limited water resources efficiently. The PortOps® model is used to determine how to dispatch Wreck Cove to meet hydro targets over weekly or monthly periods, with incremental volumes subject to variable dispatch prices. Ancillary services are also optimized through PortOps® routines.
C0032664 NSEB IR-5 Attachment 1 Page 65 of 92 REDACTED (CONFIDENTIAL INFORMATION REMOVED) FINAL NS POWER DISPATCH STUDY in our perspective, it is consistent with the auditor's Recommendation IX-1103 for NS Power to take steps to increase c...
AI summary The document discusses the need for NS Power to enhance its IT platform to improve the accuracy of derate reporting and align economic dispatch optimization with real-time market conditions, referencing examples from PJM and Alberta's ISO. It emphasizes the importance of real-time analytical tools for the Control Center to reoptimize dispatch within two hours.
a. Observations - O1: The Marketing Desk optimizes the dispatch schedule to solve for the economics of the dispatch of the facilities for energy and ancillary services that yield the smallest cost possible. The Control Center reassesses an...
AI summary The document outlines observations regarding the coordination between the Marketing Desk and the Control Center in optimizing dispatch schedules, addressing discrepancies in natural gas procurement timing, and the importance of fuel switching at Tufts Cove. It emphasizes the challenges in aligning dispatch schedules across different market timelines and the role of intermittent resources in affecting these differences.
C0032664 NSEB IR-5 Attachment 1 Page 68 of 92 REDACTED (CONFIDENTIAL INFORMATION REMOVED) FINAL NS POWER DISPATCH STUDY Schedule expectations. Such an IT Platform should allow for full integration with existing databases. An example of suc...
AI summary The document outlines recommendations for improving the dispatch study process at NS Power, including the need for an IT platform to integrate with existing databases, dynamic updates to PortOps®, enhanced analytical capabilities for the Control Center, and improved data transfer between systems. These recommendations aim to support the integration of additional renewable energy capacity.
a. Observations - O15: The Marketing Desk can only realistically participate in the Day Ahead and Intraday market as it provides an expected dispatch of the facilities, but, due to market rules, cannot realistically determine the real-time...
AI summary The document highlights the limitations of the Marketing Desk in real-time dispatch and the need for the Control Center to handle real-time optimization due to increasing renewable integration. The Marketing Desk's role is more strategic, such as fuel purchasing, rather than real-time operations.
M E M O R A N D U M TO: Peggy Green, Nova Scotia Power FROM: Ruben Moreno, Concentric Energy Advisors, Inc. ("Concentric") DATE: January 31, 2023 RE: QUANTIFICATION OF ECONOMIC BENEFITS FROM INCREMENTAL INVESTMENTS IN AUTOMATIZATION AND OP...
AI summary This memorandum from Concentric Energy Advisors, Inc. to Peggy Green of Nova Scotia Power discusses the quantification of economic benefits from incremental investments in automation and optimization tools at the NSPSO level.
C0032664 NSEB IR-5 Attachment 3 Page 3 of 9 REDACTED (CONFIDENTIAL INFORMATION REMOVED) Currently, most analytical capabilities for economic dispatch reside within the Marketing Desk and the NSPSO leverages these capabilities. Given the up...
AI summary The document discusses the current allocation of economic dispatch analytical capabilities within the Marketing Desk and the NSPSO, suggesting that NS Power should have Optimization Tools at the NSPSO due to upcoming structural changes in the portfolio.
As the system increases in complexity and the effect of wind variability has a larger role in the portfolio, the economic benefit of the Automation and Optimization Tools will increase. Conversely, if NS Power does not implement these tool...
AI summary The document discusses the economic benefits of implementing automation and optimization tools in the face of increasing system complexity and wind variability. It highlights that failure to use these tools may lead to under-optimization and increased opportunity costs, though theoretical benefits are based on statistical expectations that may not always align with real-world outcomes.
REDACTED 1 Request IR-9: 4 Energy Control Centre? If a financial analysis has been prepared on the impact of 5 the new optimization tools, please provide it. 6 7 (b) Please explain whether additional recruitment is required for the new sol...
AI summary The document discusses a request for a financial analysis of new optimization tools at the Energy Control Centre and the recruitment of five Energy Optimization Analysts to support dispatch optimization. The response indicates that no financial analysis has been performed yet, as the project is part of essential development aligned with the 2018-2019 FAM Dispatch Study Report. The request also asks for quantification of expected benefits in terms of NPV cost savings.
Date Filed: February 6, 2026 20 19 0 CI C0032664 – Energy Control Centre – Optimization Tools (NSEB M12591) NSPI Responses to NSEB Information Requests
AI summary The document outlines NSPI's responses to information requests from the NSEB regarding Energy Control Centre optimization tools, referencing a specific case and matter number.
CI C0032664 – Energy Control Centre – Optimization Tools (NSEB M12591) NSPI Responses to NSEB Information Requests
AI summary The document outlines NSPI's responses to information requests from the Nova Scotia Energy Board (NSEB) regarding Energy Control Centre optimization tools as part of Matter 12591.
System Operator Training Room Set up Installation of System Furniture and desktop equipment CI C0032664 – Energy Control Centre – Optimization Tools (NSEB M12591) NSPI Responses to NSEB Information Requests
AI summary The document references system operator training, specifically room setup involving the installation of system furniture and desktop equipment, and mentions CI C0032664 related to the Energy Control Centre and optimization tools in the context of NSEB Matter 12591.
PARTIALLY CONFIDENTIAL Item Details SCADA Equipment Wall Supports Build and reinforce walls to house SCADA equipment Training room wiring Add electrical outlets and data ports in training room Data Analysis Contractor Additional support fo...
AI summary The document outlines various technical and consulting resources required for a project involving SCADA equipment, data analysis, engineering services, business intelligence development, and system integration. It includes roles such as Business Analysts, SME Leads, Project Managers, GIS SMEs, and Technology Integration Specialists.
3 CI C0032664 – Energy Control Centre – Optimization Tools (NSEB M12591) NSPI Responses to NSEB Information Requests
AI summary This document pertains to CI C0032664, focusing on Energy Control Centre optimization tools within the context of NSEB Matter 12591, with responses provided by NSPI to information requests from the Nova Scotia Energy Board.