Topic:"Transmission Planning" in M12394

19 C. Executive Summary - 20 We have prepared this report on behalf of NSP Maritime Link Incorporated ("NSPML" "Maritime - 21 Link" or the "Company"). NSPML is a subsidiary of Emera Newfoundland & Labrador Holdings, - 22 Inc. ("ENL"), whic...

AI summary The Maritime Link is a transmission infrastructure project connecting Muskrat Falls in Newfoundland to Nova Scotia, completed on time and within budget at a cost of $1.7 billion. It provides hydroelectric power to Nova Scotia, reducing reliance on coal and supporting renewable energy goals. The project includes HVDC transmission lines and converter stations in both provinces.

ent only provided an overall revenue 3 requirement for Trans Bay Cable; it did not specify the authorized ROE or capital structure. 4 The settlement agreement was approved by the FERC in October 2020. 5 Cross-Sound Cable: A 39 kilometer HV...

AI summary The document discusses several transmission projects, including Trans Bay Cable, Cross-Sound Cable, and the Propel NY project. It highlights the authorized return on equity (ROE) and capital structure for these projects, with specific details on the ROE for Cross-Sound Cable and the Propel NY project, including incentive adders and equity ratios.

CONFIDENTIAL (ATTACHMENTS ONLY) 1 Regarding transmission, in addition to contracting related activity, NSPML has assessment 2 and field work planned in 2025/2026 that will influence future work scopes. NSPML 3 expects the budget levels to...

AI summary The document outlines NSPML's transmission-related activities, including planned assessments and field work in 2025/2026, the development of a contracting strategy for a 2027 marine survey, and the expiration of a Hitachi LTSA agreement by March 2027, which will require renegotiation.

NON-CONFIDENTIAL 1 Response IR-25: 2 3 a) & b) 4 5 Most of the assets within the Maritime Link are part of a single significant transmission 6 corridor primarily for the transfer of the Nova Scotia Block and market energy. The 7 relative c...

AI summary The response discusses the significance of the Maritime Link transmission corridor in Nova Scotia, emphasizing its critical role in system operations and reducing fossil fuel reliance. It highlights the complexity of converter stations and their importance in system stability and operational flexibility.

" Service Life " means: - (a) with reference to the Transmission Assets, the period of time immediately following Commissioning during which each of the Transmission Assets can continue to transmit Energy and Capacity at required reliabili...

AI summary The text defines key terms related to the service life of Transmission Assets and the MFP, specifying the period during which these assets can operate at required reliability and output levels, with new service lives established upon redevelopment. Other terms such as Special Items, Specified Dispute, Supporting Material, and System Operator are also defined.

- (c) O&M Standards - The JOC, from time to time during the Term, may determine the O&M Standards required by the JOC to be adopted, followed or maintained by the Managers in carrying out the O&M Activities for the Transmission Assets. Any...

AI summary The JOC has authority to set O&M standards for Managers, requiring them to comply with Good Utility Practice. Managers must submit various O&M-related information to the JOC, including contracts, insurance certificates, reports, and updates on LTAMPs, as well as preliminary cost estimates for life extension projects related to the Maritime Link.

d injuries of every kind and character; " ML Commercial Operation Date " has the meaning of "Commercial Operation Date" set forth in the ML-JDA; " MW " means megawatt; " MWh " means MW hours; " Maritime Link " or " ML " means the transmiss...

AI summary This text defines key terms related to the Maritime Link transmission project, including agreements, entities, and technical terms such as 'megawatt' and 'MW hours.' It outlines the roles of various parties, such as Nalcor and Emera, and references the Muskrat Falls Plant.

4.1 Scheduling Procedures The following scheduling procedures for daily scheduling shall apply when Nalcor Schedules the transmission of Energy pursuant to the Transmission Agreements and when Nalcor and NSPI schedule the delivery and rece...

AI summary This section outlines the scheduling procedures for daily transmission of energy by Nalcor, including requirements for submitting a Dispatch Plan and confirming Nalcor Supplied Energy flows with NSPI by 0700 APT of the prior day.

4.5 Minimum Timelines Notwithstanding that this Scheduling Protocol describes minimum timelines for the day-ahead scheduling of Transmission Rights pursuant to the Transmission Agreements, nothing herein shall prevent Nalcor from providing...

AI summary This section outlines the minimum timelines for day-ahead scheduling of Transmission Rights under the Transmission Agreements, while allowing Nalcor to provide scheduling requirements for longer time periods if needed.

Nothing in this Scheduling Protocol affects the rights and remedies available to Nalcor in the case of an Emera Default pursuant to any of the Transmission Agreements. NSPML 2026 Assessment Application NSEB IR-26 Attachment 2 Page 80 of 24...

AI summary The text states that the Scheduling Protocol does not affect Nalcor's rights and remedies in the event of an Emera Default under Transmission Agreements. It also introduces the 'Energy Access Agreement' as a document referenced in the NSPML 2026 Assessment Application.

cation, then such request by Buyer shall be made within 30 minutes of the time when the Receiving Transmission Provider first opens thereafter for purposes of accepting requests for Firm Transmission. Pursuant to the terms hereof, delivery...

AI summary The text outlines procedures for the delivery of products through transmission systems, including requirements for timely requests for Firm Transmission and conditions for redesignating delivery interfaces based on availability.

4. Transmission. - A. Seller's Responsibilities. Seller shall be responsible for transmission required to deliver the Product to the Designated Interface or ADI, as the case may be. It is expressly agreed that Seller is not required to uti...

AI summary This section outlines the responsibilities of Seller and Buyer regarding transmission of the Product to and from the Designated Interface or ADI. Seller is not required to use Firm Transmission and bears the risk of using non-firm transmission. Buyer is responsible for transmission costs and must cooperate with Seller in designating an ADI. Force Majeure provisions apply to 'Into' Products.

e Agreements " means the Maritime Link (Emera) Transmission Service Agreement and the Maritime Link (Nalcor) Transmission Service Agreement; " NL " means the Province of Newfoundland and Labrador; " NL Crown " means Her Majesty the Queen i...

AI summary The text defines key terms and entities related to energy transmission agreements between Nova Scotia and Newfoundland and Labrador, including references to specific sections and agreements such as the Maritime Link Transmission Service Agreement and the NS Transmission Utilization Agreement.

1.7 Schedules and Exhibits The following are the Schedules attached to and incorporated by reference in this Agreement, which are deemed to be part hereof: Schedule 1 - Formal Agreements Schedule 2 - [Intentionally deleted] Schedule 3 - Ca...

AI summary This section lists the schedules and exhibits attached to the agreement, including formal agreements, transmission losses calculation, supplemental energy calculation, block energy management, dispute resolution, and assignment agreements.

- (b) Energy Before First Commercial Power Prior to First Commercial Power, if the MFP is producing Energy and, if available, Capacity (in this Section, " MFP Preliminary Energy ") and the LIL and LTA are commissioned within the meaning of...

AI summary This section outlines the rules for handling energy produced by the Muskrat Falls Plant (MFP) before the first commercial power date, particularly focusing on the rights and obligations of Nalcor and Emera regarding the disposition of MFP Preliminary Energy and Pre-FCP Surplus Energy after the ML Commercial Operation Date.

10.3 Allocation of Nova Scotia Block due to Transmission System Curtailment - (a) Definition In this Section, " Firm Point-to-Point Transmission Service " means, with respect to the LIL, the Island Interconnected System and the LTA, any tr...

AI summary This section outlines the allocation of the Nova Scotia Block during transmission system curtailment events, specifying how energy is prioritized and proportionally curtailed across different systems and services, particularly in cases involving the Labrador-Island Link and the Muskrat Falls Project.

11.4 Assignment of the Maritime Link (Emera) Transmission Service Agreement Prior to First Commercial Power and thereafter from time to time, Emera shall assign to Nalcor or an Affiliate of Nalcor as directed by Nalcor, by assignment or as...

AI summary This section outlines the assignment of the Maritime Link (Emera) Transmission Service Agreement, specifying that Emera must assign the agreement to Nalcor or its affiliates upon request. The agreement includes conditions for assignment, restrictions on amendment, and the suspension of Nalcor's delivery obligations if the assignment is not in force.

1.0 Calculating Monthly Transmission Losses In order to determine the amount of the Nova Scotia Block to be delivered by Nalcor at the Delivery Point, two transmission loss factors, each associated with one of the two transmission district...

AI summary This section outlines the method for calculating monthly transmission losses for the Nova Scotia Block, using two transmission loss factors applied to the NL Transmission District and the Maritime Link Transmission District. The loss factors are based on the ratio of total transmission losses to total energy received during a 12-month reference period.

2.0 Application of Loss Factor to the Nova Scotia Block The Transmission Losses applicable to the Nova Scotia Block scheduled for delivery to the Delivery Point each hour shall be calculated as follows: Nova Scotia Block at Delivery Point...

AI summary The document outlines the method for calculating transmission losses for the Nova Scotia Block, using specific loss factors (NLLSF and MLLSF) applied to the gross amount at Muskrat Falls. The calculation is based on a methodology detailed in Appendix A of Schedule 3.

3.1 NL Transmission District Supply Load The NL Transmission District Supply Load (NLH 230 kV system load) during a Reference Period is all Energy delivered during that Reference Period by the bulk 230 kV AC portion of the Island Interconn...

AI summary The NL Transmission District Supply Load refers to the total energy delivered by the 230 kV AC system during a Reference Period, including energy for NL Native Load, exports over the Maritime Link, and energy losses in the LIL and the bulk 230 kV AC system.

3.3 Island Interconnected System Losses Determination The Energy losses on the Island Interconnected System during a Reference Period are all 230 kV transmission line losses and the losses associated with the voltage support equipment such...

AI summary The Energy losses on the Island Interconnected System are determined by calculating 230 kV transmission line losses and losses from voltage support equipment during a Reference Period. These losses are calculated as the difference between the net energy received and net energy delivered at each measurement point on the 230 kV network.

6.0 Disputes Any Dispute relating to the determination of Transmission Losses applicable to the Nova Scotia Block pursuant to this Schedule 3 shall be a Specified Dispute.

AI summary This section defines disputes related to the determination of Transmission Losses in the Nova Scotia Block under Schedule 3 as Specified Disputes.

NSPML Responses to Nova Scotia Energy Board Information Requests 1 Request IR-39: 2 3 IR-32 to IR-44 Reference Exhibit N-1, Appendix A, Concentric Expert Evidence (refer to 4 Appendix page numbers at the bottom of each page). 5 6 a) Please...

AI summary NSPML responds to Nova Scotia Energy Board information requests regarding its proxy group of T&D utilities, explaining differences in risk profiles, agreement management, and the use of US Treasury yields for risk premium calculations.

DESCRIPTION: This project consisted of building a new transmission line (L6613) which replaced the adjacent line (L6513) for a designed operating temperature of 100˚C with a summer rating of 320 MVA and a winter rating of 363 MVAutilizing...

AI summary This project involved replacing an existing transmission line with a new one to support the Maritime Link project. The original submission was not approved in 2015, and NS Power is now resubmitting it as part of a General Rate Application.

JUSTIFICATION: Justification Criteria: Transmission

AI summary The document outlines the justification criteria for transmission-related matters, likely involving regulatory considerations and approvals for transmission projects or infrastructure.

Why do this project? This project was required for a 330 MW Firm Point-to-Point transmission service request and a 170 MW Network Service request as part of the new Maritime Link HVDC interconnection between Nova Scotia Power and Newfoundl...

AI summary This project supports a 330 MW Firm Point-to-Point transmission service and a 170 MW Network Service as part of the Maritime Link HVDC interconnection between Nova Scotia Power and Newfoundland and Labrador Hydro. It enables NS to export and import electricity, benefiting from economic transactions between NS, NB, and NL.

Why do this project now? The System Impact Study Report TSR400-SIS2-R1 prepared by the Nova Scotia Power System Operator dated 2013- 03 identified six actual, or potential, system upgrades required to prevent NS Power transmission related...

AI summary The System Impact Study Report from 2013 identified six system upgrades needed to prevent thermal overloads and voltage collapses. This project, L6613, was completed before the ML Project interconnection to eliminate system constraints and ensure reliability as energy from the Maritime Link is received by NS Power.

Why do this Project? L8004 is a 345kV line between 101S-Woodbine and 79N-Hopewell. L7005 is a 230kV line between 3C-Port Hastings and 67N-Onslow. The Transmission Service Request and associated System Impact Study (Report TSR400-SIS2-R1 pr...

AI summary The document outlines the need for the Maritime Link Project, explaining that the existing transmission lines across the Strait of Canso were reconfigured to eliminate a single contingency risk associated with a common tower failure. This reconfiguration involved separating the 345kV and 230kV lines that previously shared a double circuit tower at the Auld's Cove crossing location.

Asset Location : - Budget Version UARB Submissions 1455 1455 Transmission Plant General Capital Item Accounts Exp. Type Utility Account Forecast Amount Additions 0200 - TP - Land Rights 672,151 Additions 0300 - TP - Bldg.,Struct.Grnd. 24,5...

AI summary This document outlines the budget submissions related to Transmission Plant General under the Nova Scotia Utility and Review Board (NSUARB). It includes detailed capital item accounts with forecast amounts for additions and retirements, as well as cost estimates for various labor and material expenses associated with infrastructure projects.