Topic:"Generator Interconnection" in M12696

& lt;sup>25 Absent the extreme weather event that impacted March 30 and 31, March would have exceeded the 90 percent threshold set by the Board. 1 The July outage was planned, consistent with Good Utility Practice, and not related 2 to ass...

AI summary The planned July outage was consistent with Good Utility Practice and aimed to prepare for LIL software updates, which were necessary to enhance asset reliability and correct deficiencies. These updates were coordinated with system operators and were part of standard post-commissioning procedures.

1 asset trip. Redeliveries of shortfalls relating to this outage were completed in early 2 February. 3 4 Finally, in terms of the Maritime Link, since commencement of construction NSPML has 5 been managing its assets in accordance with Goo...

AI summary The text discusses the completion of redeliveries for an asset trip outage in early February and highlights the exceptional operational performance of the Maritime Link. It also mentions the status of holdback funds as of the end of 2025, with most related to planned outages and a small portion linked to an unplanned icing outage in January 2025.

NSPML Responses to Bates White Information Requests 1 Request IR-01: 17 f) Please provide the equivalent forced outage rate (%) of the Maritime Link, as 18 proposed by NSPML in M05419. Please include the base case and any sensitivities 19...

AI summary The document requests the equivalent forced outage rate (%) of the Maritime Link, as proposed by NSPML in M05419, including the base case and any sensitivities for this assumption.

RELIABILITY & AVAILABILITY ASSESSMENT OF THE HVDC ISLAND LINK Revision Nalcor Doc. No.: ILK-SN-CD-8000-EL-SY-0004-01 B1 Date Page SLI Doc.: No. 505573-480A-47ER-0017 00 10-Apr-2012 7 Table 2-3: Converter Reliability (Average 2007-2008) Out...

AI summary The document discusses the reliability and availability assessment of the HVDC Island Link, focusing on converter reliability based on historical data from 2007-2008. It highlights that while technological improvements may lead to lower failure rates, historical data is used for conservative estimates. The document also notes the difference in accessibility between the two converter stations, which may affect repair times.

1.1 900 MW Test and Software All software functionality required for operation up to 900 MW was proven and accepted as satisfactory during pole overload tests in winter 2023 prior to the April 2023 commissioning; however, as committed, con...

AI summary Software for the Labrador-Island Link (LIL) was tested up to 900 MW in winter 2023, but high-power testing remains postponed until 2026 due to system reliability priorities. Software issues with General Electric (GE) delayed installation, with a new version expected by late 2025 and installation planned for Spring 2026 once system conditions allow.

NSPML Responses to Bates White Information Requests 1 g) 1 NSPML is not opining on the cause (good utility practice or otherwise) of the lengthy 2 delays and issues experienced by NLH's Lower Churchill Project contractors that led up 3 to...

AI summary NSPML responds to information requests about delays and issues with NLH's Lower Churchill Project, noting that the Labrador-Island Link was commissioned in April 2023, allowing NLH to meet its contractual obligations. Software outages since then were for non-critical corrections and performance improvements. Work timing was planned to minimize impact on the grid during lower demand periods.

4.1 Granite Canal Facility 1 9 - 2 The Granite Canal unit DAFOR of 5.21% for the current period is above the resource planning analysis - 3 value of 3.03% and the near-term planning analysis value of 2.50% for an individual hydraulic unit....

AI summary The Granite Canal Facility's DAFOR (5.21%) exceeds planning analysis thresholds (3.03% and 2.50%) due to nine forced outages, including three post-filing. Outages occurred on October 6, 2025 (communications issues) and October 20/December 26, 2025 (vibration trips in hydraulic rough zone).

Page 13 Chart 4: GT DAUFOP: Hardwoods/Stephenville Units - 1 The DAUFOP for the Happy Valley GT was 10.57% for the current period, as shown in Table 9 and Chart - 2 5. This is above the near-term and resource planning analysis value of 4.6...

AI summary The DAUFOP for the Happy Valley GT was 10.57% in the current period, which is above the near-term and resource planning analysis value of 4.65%, indicating a decline in performance compared to the previous period. This has prompted a discussion in Section 7.1.

Chart 5: GT DAUFOP: Happy Valley Unit - 1 The Holyrood CT DAUFOP of 25.13% for the current period is above the near-term and resource - 2 planning analysis value of 4.90%, and indicates a decline in performance when compared to the previou...

AI summary The Holyrood CT DAUFOP (Derated Adjusted Utilization Forced Outage Probability) is reported at 25.13% for the current period, which is significantly higher than the near-term and resource planning analysis value of 4.90%. This indicates a decline in performance compared to the previous period and is discussed in Section 7.2.

NSPML Responses to Bates White Information Requests

AI summary NSPML is responding to information requests from Bates White, a consulting firm, as part of a regulatory proceeding. The document outlines technical and operational details related to energy generation, grid reliability, and regulatory compliance in Nova Scotia.

NSPML Responses to Industrial Group Information Requests 1 Request IR-10: 13 e) Does NSPML take the position that this outage and related delivery performance 14 are irrelevant to the Board's consideration of this Application? If so, pleas...

AI summary NSPML responds to a question regarding the relevance of an outage and delivery performance to the Board's consideration of an application. The response explains that DC Current Transformers were installed prior to 2019 and experienced issues due to electromagnetic noise and low temperatures, leading to system trips and operational restrictions.

This version of the pro forma Large Generator Interconnection Agreement (LGIA) reflects the following changes: Updated as of August 20, 2024 Order No. Description of Changes 2023-A Revised Article 5.1.3 – Option to Build (3/21/2024) Revise...

AI summary The pro forma Large Generator Interconnection Agreement (LGIA) has been updated with several revisions to various articles and appendices, including changes to definitions, power system stabilizers, provisional interconnection service, and new operating assumptions for generating facilities, as of August 20, 2024.

STANDARD LARGE GENERATOR INTERCONNECTION AGREEMENT (LGIA)

AI summary The document outlines the Standard Large Generator Interconnection Agreement (LGIA), a regulatory framework governing the connection of large generators to Nova Scotia's power grid. Key entities involved include the Nova Scotia Utility and Review Board (NSUARB) and Nova Scotia Power Marketing Ltd. (NSPML), with topics centered on generator interconnection standards and regulatory compliance.

Appendix A - Interconnection Facilities, Network Upgrades, and Distribution Upgrades Appendix B – Milestones Appendix C – Interconnection Details Appendix D – Security Arrangements Details Appendix E – Commercial Operation Date Appendix F...

AI summary The document outlines various appendices related to interconnection facilities, network upgrades, distribution upgrades, milestones, security arrangements, commercial operation dates, notice addresses, interconnection requirements for wind generating plants, and operating assumptions for generating facilities.

STANDARD LARGE GENERATOR INTERCONNECTION AGREEMENT THIS STANDARD LARGE GENERATOR INTERCONNECTION AGREEMENT ("Agreement") is made and entered into this day of 20 , by and between , a organized and existing under the laws of the State/Common...

AI summary The document outlines the Standard Large Generator Interconnection Agreement, a legal contract between an Interconnection Customer with a Large Generating Facility and a Transmission Provider or Transmission Owner. The agreement establishes the terms and conditions for interconnecting a large generator to the transmission system.

WHEREAS, Transmission Provider operates the Transmission System; and WHEREAS, Interconnection Customer intends to own, lease and/or control and operate the Generating Facility identified as a Large Generating Facility in Appendix C to this...

AI summary This document outlines the terms of a Standard Large Generator Interconnection Agreement between the Transmission Provider and the Interconnection Customer, detailing the intent to connect a Large Generating Facility to the Transmission System.

ority shall mean an entity that integrates resource plans ahead of time, maintains demand and resource balance within a Balancing Authority Area, and supports interconnection frequency in real time. Balancing Authority Area shall mean the...

AI summary This section defines key terms related to energy regulation and interconnection agreements, including 'Balancing Authority Area,' 'Cluster Study,' and 'Breach' under the Large Generator Interconnection Agreement (LGIA). These definitions establish foundational concepts for regulatory proceedings and technical studies in power systems.

Article 2. Effective Date, Term, and Termination 2.1 Effective Date. This LGIA shall become effective upon execution by the Parties subject to acceptance by FERC (if applicable), or if filed unexecuted, upon the date specified by FERC. Tra...

AI summary Article 2 outlines the effective date of the LGIA, contingent on FERC acceptance, and establishes a 10-year term with automatic annual renewal. The Transmission Provider must file the agreement with FERC upon execution.

2.3 Termination Procedures. - 2.3.1 Written Notice. This LGIA may be terminated by Interconnection Customer after giving Transmission Provider ninety (90) Calendar Days advance written notice, or by Transmission Provider notifying FERC aft...

AI summary The section outlines termination procedures under the Large Generator Interconnection Agreement (LGIA), requiring 90 days' notice for customer-initiated termination or FERC notification upon facility shutdown. Termination must comply with laws and FERC filing requirements. Costs incurred due to termination are to be shared, with parties using reasonable efforts to mitigate expenses.

Article 3. Regulatory Filings 3.1 Filing. Transmission Provider shall file this LGIA (and any amendment hereto) with the appropriate Governmental Authority, if required. Interconnection Customer may request that any information so provided...

AI summary Article 3.1 outlines obligations for filing the Large Generator Interconnection Agreement (LGIA) with governmental authorities, including confidentiality provisions under Article 22. The Interconnection Customer must cooperate with the Transmission Provider to comply with regulatory requirements during the filing process.

Article 4. Scope of Service 4.1 Interconnection Product Options. Interconnection Customer has selected the following (checked) type of Interconnection Service:

AI summary Article 4 outlines the selection of an interconnection service option by the Interconnection Customer, though specific details of the chosen service are not provided in the text. The section focuses on defining the scope of interconnection products available.

4.1.1 Energy Resource Interconnection Service. - 4.1.1.1 The Product. Energy Resource Interconnection Service allows Interconnection Customer to connect the Large Generating Facility to the Transmission System and be eligible to deliver th...

AI summary The Energy Resource Interconnection Service enables connecting a Large Generating Facility to the Transmission System, with the Transmission Provider constructing necessary facilities. Eligibility for market bids depends on regions like PJM, ISO-NE, NYISO, and transmission delivery service depends on existing capacity or additional services.

4.1.2 Network Resource Interconnection Service. 4.1.2.1 The Product. Transmission Provider must conduct the necessary studies and construct the Network Upgrades needed to integrate the Large Generating Facility (1) in a manner comparable t...

AI summary Transmission Provider must conduct studies and construct network upgrades to integrate a Large Generating Facility, either similarly to native load customers or in ISO/RTO markets, as per Attachment A of the LGIA.

Article 5. Interconnection Facilities Engineering, Procurement, and Construction - 5.1 Options. Unless otherwise mutually agreed to between the Parties, Interconnection Customer shall select the In-Service Date, Initial Synchronization Dat...

AI summary Article 5 outlines procedures for selecting interconnection facility options, including Standard and Alternate Options, with timelines for date selection and notification between Interconnection Customer and Transmission Provider. The Interconnection Customer must choose milestones and options, with Transmission Provider's approval required within 30 days.

5.10 Interconnection Customer's Interconnection Facilities ('ICIF'). Interconnection Customer shall, at its expense, design, procure, construct, own and install the ICIF, as set forth in Appendix A, Interconnection Facilities, Network Upgr...

AI summary The Interconnection Customer is responsible for designing, constructing, and installing ICIF, with specific timelines for submitting specifications and delivering as-built drawings. Transmission Provider reviews specifications for compatibility but does not endorse the design. All specifications are confidential, and ICIF must comply with Good Utility Practice.

5.11 Transmission Provider's Interconnection Facilities Construction. Transmission Provider's Interconnection Facilities shall be designed and constructed in accordance with Good Utility Practice. Upon request, within one hundred twenty (1...

AI summary The section outlines the Transmission Provider's obligations to design and construct interconnection facilities per Good Utility Practice, deliver as-built documents within 120 days of Commercial Operation Date, and obtain control upon completion. It emphasizes compliance with standards and timely delivery of required documentation.

, to keep these years open for audit or adjustment, or (2) the occurrence of a subsequent taxable event and the payment of any related indemnification obligations as contemplated by this Article 5.17. 5.17.4 Tax Gross-Up Amount. Interconne...

AI summary The text outlines the calculation of tax liability under Article 5.17.4, requiring the Interconnection Customer to pay a 'Tax Gross-Up Amount' to the Transmission Provider. This includes current taxes on gross income and adjustments for present value depreciation, ensuring the Transmission Provider recovers net amounts after tax obligations.

5.19 Modification. 5.19.1 General. Either Party may undertake modifications to its facilities. If a Party plans to undertake a modification that reasonably may be expected to affect the other Party's facilities, that Party shall provide to...

AI summary Section 5.19 outlines procedures for facility modifications under a JOA, requiring advance notice, confidentiality, and cost allocation rules. Modifications must comply with LGIA and Good Utility Practice. Interconnection Customer is not liable for Transmission Provider's modification costs but must cover their own necessary upgrades.

Article 6. Testing and Inspection - 6.1 Pre-Commercial Operation Date Testing and Modifications. Prior to the Commercial Operation Date, Transmission Provider shall test Transmission Provider's Interconnection Facilities and Network Upgrad...

AI summary Article 6 outlines testing and inspection requirements for interconnection facilities before and after the Commercial Operation Date. Transmission Provider and Interconnection Customer must conduct tests, with the latter bearing pre-Commercial Operation costs. Post-Commercial Operation testing is the responsibility of each party at their own expense. Rights to observe testing and inspect facilities are granted to both parties under Good Utility Practice guidelines.

Article 7. Metering - 7.1 General. Each Party shall comply with the Electric Reliability Organization requirements. Unless otherwise agreed by the Parties, Transmission Provider shall install Metering Equipment at the Point of Interconnect...

AI summary Article 7 outlines metering requirements for the Large Generating Facility, specifying Transmission Provider's obligation to install, maintain, and test revenue-quality metering equipment per ANSI standards. Interconnection Customer may install check meters at its expense, with testing procedures and data telemetering responsibilities defined. Adjustments for inaccurate metering are mandated, with cost allocation depending on fault attribution.

Article 8. Communications 8.1 Interconnection Customer Obligations. Interconnection Customer shall maintain satisfactory operating communications with Transmission Provider's Transmission System dispatcher or representative designated by T...

AI summary Article 8.1 outlines Interconnection Customer obligations to maintain reliable communications with the Transmission Provider, including voice lines, data circuits, and activation during critical events like system paralleling or load data reporting. Requirements emphasize dedicated infrastructure and maintenance responsibilities.

Article 9. Operations - 9.1 General. Each Party shall comply with the Electric Reliability Organization requirements. Each Party shall provide to the other Party all information that may reasonably be required by the other Party to comply...

AI summary Article 9 outlines operational compliance requirements, including adherence to Electric Reliability Organization standards and procedures for notifying the Balancing Authority Area for Large Generating Facilities. Parties must share necessary information and execute agreements prior to facility synchronization.

9.7.1 Outages. - 9.7.1.1 Outage Authority and Coordination. Each Party may in accordance with Good Utility Practice in coordination with the other Party remove from service any of its respective Interconnection Facilities or Network Upgrad...

AI summary Section 9.7.1 outlines procedures for outage coordination between Transmission Provider and Interconnection Customer. Parties may remove facilities from service for maintenance, requiring mutual agreement absent emergencies. Transmission Provider must post outages on OASIS, while Interconnection Customer must submit 24-month maintenance schedules, subject to rescheduling for system reliability.

9.7.4 System Protection and Other Control Requirements. - 9.7.4.1 System Protection Facilities. Interconnection Customer shall, at its expense, install, operate and maintain System Protection Facilities as a part of the Large Generating Fa...

AI summary The section outlines requirements for System Protection Facilities, mandating the Interconnection Customer to install, operate, and maintain these facilities at their expense. The Transmission Provider must also install such facilities on their systems if required by the interconnection. Both parties must design and coordinate protection systems according to Good Utility Practice.

Article 10. Maintenance - 10.1 Transmission Provider Obligations. Transmission Provider shall maintain the Transmission System and Transmission Provider's Interconnection Facilities in a safe and reliable manner and in accordance with this...

AI summary Article 10 outlines maintenance obligations for Transmission Providers and Interconnection Customers under the LGIA, requiring safe and reliable upkeep of facilities, coordination in maintenance planning, cooperation on secondary systems, and allocation of operating expenses. Specific responsibilities include preventive maintenance, inspection protocols, and cost-sharing arrangements.

Article 11. Performance Obligation - 11.1 Interconnection Customer Interconnection Facilities. Interconnection Customer shall design, procure, construct, install, own and/or control Interconnection Customer Interconnection Facilities descr...

AI summary Article 11 outlines obligations for interconnection facilities, network upgrades, and distribution upgrades. The Interconnection Customer bears sole responsibility for designing, constructing, and funding Interconnection Customer Interconnection Facilities and Distribution Upgrades. Transmission Provider/Owner handles Network Upgrades, with optional funding by the Interconnection Customer.

ment can occur, Interconnection Customer, or the entity that ultimately constructs the Generating Facility, if different, is responsible for identifying the entity to which reimbursement must be made. 11.4.2 Special Provisions for Affected...

AI summary The text outlines responsibilities for reimbursement related to network upgrades under the Large Generator Interconnection Agreement (LGIA). It specifies that the Interconnection Customer or generating facility entity must identify the reimbursement recipient and mandates agreements between the Interconnection Customer and Affected System Operator for repayment if the Transmission Provider does not cover upgrades.

In addition: 11.5.1 The guarantee must be made by an entity that meets the creditworthiness requirements of Transmission Provider, and contain terms and conditions that guarantee payment of any amount that may be due from Interconnection C...

AI summary The text outlines requirements for financial guarantees, letters of credit, and surety bonds to ensure payment obligations by the Interconnection Customer. It also mandates compensation for services provided during emergencies, aligning with FERC-approved rate schedules or compensating based on applicable rate schedules.

Article 13. Emergencies 13.1 Definition. "Emergency Condition" shall mean a condition or situation: (i) that in the judgment of the Party making the claim is imminently likely to endanger life or property; or (ii) that, in the case of Tran...

AI summary Article 13 defines 'Emergency Condition' as situations endangering life/property, causing material damage to transmission systems, or requiring system restoration/black start. It clarifies interconnection customers are not obligated to possess black start capability under the LGIA.

17.1 Default 17.1.1 General. No Default shall exist where such failure to discharge an obligation (other than the payment of money) is the result of Force Majeure as defined in this LGIA or the result of an act or omission of the other Par...

AI summary Section 17.1 outlines default provisions under the LGIA, defining scenarios where defaults do not apply (e.g., Force Majeure, third-party actions). It establishes a 30-day cure period for breaches, with an extension to 90 days for complex issues. Non-cure allows termination and recovery of damages. Subsection 17.2 clarifies that operating against charging assumptions in Appendix H does not constitute a breach if directed by the Transmission Provider.

- 18.2 Consequential Damages. Other than the Liquidated Damages heretofore described, in no event shall either Party be liable under any provision of this LGIA for any losses, damages, costs or expenses for any special, indirect, incidenta...

AI summary The article limits liability for consequential damages and outlines insurance requirements under the Large Generator Interconnection Agreement (LGIA). Parties are not liable for indirect or consequential damages, and each must maintain specific insurance coverages, including workers' compensation and general liability insurance.

Article 19. Assignment 19.1 Assignment. This LGIA may be assigned by either Party only with the written consent of the other; provided that either Party may assign this LGIA without the consent of the other Party to any Affiliate of the as...

AI summary Article 19 outlines assignment rules for the LGIA, requiring consent except for affiliates with equal credit ratings or collateral assignments by the Interconnection Customer, which must notify the Transmission Provider. Violations are void, and obligations aren't relieved by assignment.

- 22.1.1 Term. During the term of this LGIA, and for a period of three (3) years after the expiration or termination of this LGIA, except as otherwise provided in this Article 22, each Party shall hold in confidence and shall not disclose...

AI summary Article 22 establishes confidentiality obligations under the LGIA, requiring parties to keep Confidential Information private for three years post-expiration. Exceptions include public knowledge, prior possession, or legal mandates. Disclosure is permitted to affiliates, subcontractors, and legal entities under specific conditions.

Article 24. Information Requirements - 24.1 Information Acquisition. Transmission Provider and Interconnection Customer shall submit specific information regarding the electrical characteristics of their respective facilities to each other...

AI summary Article 24 mandates Transmission Provider and Interconnection Customer to exchange facility information per Applicable Reliability Standards. The Transmission Provider must submit system data 180 days before Trial Operation, including monthly progress reports on infrastructure. The Interconnection Customer must provide updated generator data and design specifications 180 days prior to Trial Operation, referencing Appendix 1 of the Large Generator Interconnection Procedures (LGIP).

Article 26. Subcontractors sought. - 26.1 General. Nothing in this LGIA shall prevent a Party from utilizing the services of any subcontractor as it deems appropriate to perform its obligations under this LGIA; provided, however, that each...

AI summary Article 26 outlines rules for subcontractors under the LGIA, allowing parties to use subcontractors while requiring compliance with LGIA terms. Hiring parties retain full liability for subcontractors' performance, and insurance limitations do not exempt them from obligations.

Article 28. Representations, Warranties, and Covenants - 28.1 General. Each Party makes the following representations, warranties and covenants: - 28.1.1 Good Standing. Such Party is duly organized, validly existing and in good standing un...

AI summary Article 28 outlines legal obligations for parties entering a Large Generator Interconnection Agreement (LGIA), including compliance with organizational laws, absence of conflicts with existing agreements, and securing necessary governmental approvals. It emphasizes enforceability and adherence to regulatory requirements.

Article 29. Joint Operating Committee - 29.1 Joint Operating Committee. Except in the case of ISOs and RTOs, Transmission Provider shall constitute a Joint Operating Committee to coordinate operating and technical considerations of Interco...

AI summary Article 29 establishes a Joint Operating Committee to coordinate operating and technical considerations for interconnection services. The committee, formed by Transmission Provider and Interconnection Customer, must meet annually, review data requirements, equipment standards, and maintenance schedules, and ensure information sharing to align with LGIA provisions.

Article 30. Miscellaneous - 30.1 Binding Effect. This LGIA and the rights and obligations hereof, shall be binding upon and shall inure to the benefit of the successors and assigns of the Parties hereto. - 30.2 Conflicts. In the event of a...

AI summary Article 30 of the LGIA outlines binding effects on successors/assigns, conflict resolution favoring the main agreement over attachments, and interpretive rules (e.g., singular/plural equivalence, applicability of amended laws). It emphasizes the primacy of the LGIA's body text over appendices and defines terms like 'Applicable Laws and Regulations' as dynamically updated.

IN WITNESS WHEREOF, the Parties have executed this LGIA in duplicate originals, each of which shall constitute and be an original effective Agreement between the Parties. [Insert name of Transmission Provider or Transmission Owner, if appl...

AI summary The document outlines the execution of a Large Generator Interconnection Agreement (LGIA) between the Parties, with placeholders for the names and titles of the Transmission Provider/Owner and Interconnection Customer. Appendix A is referenced as part of the agreement.

Interconnection Facilities, Network Upgrades and Distribution Upgrades Interconnection Facilities: 1. [insert Interconnection Customer'sInterconnection Facilities]: (a) (b) [insert Transmission Provider'sInterconnection Facilities]: 2. Net...

AI summary The text outlines sections related to interconnection facilities, network upgrades, and distribution upgrades, with placeholders for specific details. It references Appendix B to the Large Generator Interconnection Agreement (LGIA).

Milestones Site Control Check box if applicable [ ] Interconnection Customer with qualifying regulatory limitations must demonstrate 100% Site Control by {Transmission Provider to insert date one hundred eighty (180) Calendar Days from the...

AI summary Interconnection customers must demonstrate 100% site control within 180 days of the LGIA's effective date. Failure to comply may result in LGIA termination under Article 17 and withdrawal penalties per Section 3.7.1.1 of the Transmission Provider's LGIP.

Appendix C to LGIA

AI summary Appendix C to the Large Generator Interconnection Agreement (LGIA) includes a list of acronyms and their expansions relevant to Nova Scotia's regulatory proceedings, covering technical, legal, and regulatory terms.

Interconnection Details

AI summary The document section titled 'Interconnection Details' outlines technical and procedural aspects of connecting energy systems, referencing entities like NSPML and NSUARB, and discussing standards, transmission lines, and interconnection agreements relevant to Nova Scotia's energy infrastructure.

INTERCONNECTION REQUIREMENTS FOR A WIND GENERATING PLANT Appendix G sets forth requirements and provisions specific to a wind generating plant or a Generating Facility that contains a wind generating plant. All other requirements of this L...

AI summary Appendix G outlines specific interconnection requirements for wind generating plants, while other provisions of the Large Generator Interconnection Agreement (LGIA) remain applicable. This ensures comprehensive guidelines for integrating wind energy into the grid.

A. Technical Standards Applicable to a Wind Generating Plant

AI summary This section outlines technical standards applicable to wind generating plants, including compliance with regulatory requirements and industry guidelines. It references relevant organizations, acronyms, and potential topics related to grid integration and renewable energy infrastructure.

i. Low Voltage Ride-Through (LVRT) Capability A wind generating plant shall be able to remain online during voltage disturbances up to the time periods and associated voltage levels set forth in the standard below. The LVRT standard provid...

AI summary Wind generating plants must remain online during voltage disturbances up to specified time periods and voltage levels, as outlined in the LVRT standard, which includes both transition and post-transition period requirements.

Transition Period LVRT Standard The transition period standard applies to wind generating plants subject to FERC Order 661 that have either: (i) interconnection agreements signed and filed with the Commission, filed with the Commission in...

AI summary The Transition Period LVRT Standard mandates wind generating plants under FERC Order 661 to remain in-service during specific fault conditions, with exemptions for existing units. Compliance can be achieved through generator performance or additional equipment like Static VAr Compensators, while faults between generator terminals and GSU are excluded.

Post-transition Period LVRT Standard All wind generating plants subject to FERC Order No. 661 and not covered by the transition period described above must meet the following requirements: 1. Wind generating plants are required to remain i...

AI summary Wind generating plants not under FERC Order No. 661's transition period must meet LVRT standards, including remaining online during faults and post-fault voltage recovery. Existing units at the Appendix G LVRT Standard's effective date are exempt, while replacements must comply. Compliance may involve generator performance or additional equipment like Static VAR Compensators.

ii. Power Factor Design Criteria (Reactive Power) The following reactive power requirements apply only to a newly interconnecting wind generating plant that has executed a Facilities Study Agreement as of the effective date of the Final Ru...

AI summary Reactive power requirements for new wind generating plants interconnecting under the LGIA mandate a 0.95 leading to 0.95 lagging power factor range at the Point of Interconnection, contingent on the Transmission Provider's Cluster Study deeming it necessary for safety or reliability. Compliance may involve power electronics, capacitors, or a combination, with equipment disablement prohibited during operation.

iii. Supervisory Control and Data Acquisition (SCADA) Capability The wind plant shall provide SCADA capability to transmit data and receive instructions from Transmission Provider to protect system reliability. Transmission Provider and th...

AI summary The wind plant must provide SCADA capability to transmit data and receive instructions from the Transmission Provider to ensure system reliability. Essential SCADA information is determined by the Transmission Provider and the wind plant's Interconnection Customer, considering factors like plant size, location, and reliability impact.

Appendix H to LGIA

AI summary Appendix H to the Large Generator Interconnection Agreement (LGIA) provides supplementary information for the regulatory proceeding.

Operating Assumptions for Generating Facility Check box if applicable [ ] Operating Assumptions: [insert operating assumptions that reflect the charging behavior of the Generating Facility that includes at least one electric storage resour...

AI summary The text outlines operating assumptions for a generating facility, referencing Concentric's opinion on 'Good Utility Practice' and considerations for planned outages, including planning coordination, outage timing, and the nature of work performed during outages.

1.4 Supply of Marine Platforms Production platforms in the offshore oil and gas business have a large power demand to extract hydrocarbons from wells. Energy use covers a range of activities including driving pumps to extract hydrocarbons...

AI summary Offshore oil and gas platforms require significant power for operations, often generated via low-efficiency onboard systems. Connecting platforms to onshore grids via submarine cables is becoming viable as power demands grow, with Norway’s example highlighting CO2 reduction potential through hydropower integration.

NSPML Responses to NSEB Information Requests 1 Request IR-12: 1 upgrades, all of which require equipment to be taken out of service to ensure worker safety 2 and system reliability. The act of scheduling and executing such outages in a con...

AI summary NSPML responds to NSEB information requests regarding planned outages and software issues with the Labrador Island Link. It argues that maintenance during planned outages is consistent with good utility practice and that software problems were not due to prior failures in adhering to good practice.

- 1: 230 kV transmission line Bay d'Espoir to Western Avalon is built prior to 2017 increasing transfer to east coast for loss of TL202 and TL206. - 2: 170 MW CCCT in 2022 at Holyrood and Hardwoods 50 MW CT retired in 2022 - 3: 50 MW CT in...

AI summary The text outlines the retirement and replacement of various power generation units and transmission lines, with a focus on the 230 kV transmission line and the retirement of combustion turbine units. It also discusses LOLH calculations and the need for additional capacity in 2036–2037 based on the Strategist ® analysis.

-23-2"> NSPML Application, page 19 lines 18 to 19. NSPML Application, page 19 lines 21 to 25. NSPML Application, page 19 lines 25 to 26. NSPML Application, page 19 line 29 to page 20 line 4. NSPML Application, page 20 lines 8 to 9. • March...

AI summary NSPML explains a March 2024 LIL bipole outage by NLH for maintenance repairs and weather-related de-rating of the Maritime Link to 170 MW. The outage prevented NS Block deliveries from exceeding the 90% threshold, citing infrastructure repairs and reliability concerns.

Integrated Resource Plan," prepared for the Nova Scotia Consumer Advocate, NSUARB Matter No. M08059, with Paul Chernick, January 2021. - "Implementing All-Source Procurement in the Carolinas," prepared for Natural Resources Defense Council...

AI summary The text lists multiple energy-related reports and studies prepared for regulatory bodies and advocacy groups, covering topics like integrated resource planning, generator interconnection processes, and all-source procurement. These documents were submitted to various regulatory docket matters across North America, including Nova Scotia, California, and Mississippi.

14 Q22. WHAT CONCLUSION DO YOU DRAW FROM THIS OUTAGE SEQUENCE? 15 A22. The evidence demonstrates that the Maritime Link and LIL outages were coordinated and 16 did in fact overlap beginning on September 3, 2023. The reason that overlap is...

AI summary The outage sequence involving the Maritime Link and LIL was coordinated and occurred during a planned maintenance period. The continued energy delivery during the first phase was due to the remaining poles in the bipole HVDC system. The outage planning and coordination are deemed prudent and consistent with good utility practice.

29 was essentially eliminated in June 2024. 1 2 highlight any planned or unplanned outages from May 2023 to present that would not meet that definition. 23 from the comparison cost of the Maritime Link. If so, please provide a 24 detailed...

AI summary The text references a reduction in the Deferred Energy balance and requests detailed information on costs related to the Maritime Link, including workpapers and models. It also mentions a penalty and holdback-related disallowances, referencing specific application pages and requests for clarification.

ion line over which it has no operational control.") Is the Witnesses' position conditioned on whether the planned outage is prudent or otherwise consistent with Good Utility Practice? Please explain. - Request IR-9: Please refer to Exhibi...

AI summary The text includes requests asking witnesses to explain their positions on planned outages, verify statements about maintenance and system enhancements, and confirm if they reviewed specific assets like Muskrat Falls or the Maritime Link.

- that the request to cease the Holdback Mechanism should be determined by whether "outages" - were reported by NLH to be "successful?" Please explain. - Request IR-19: Please refer to Exhibit N-1, Attachment 1, page 30 lines 17-18 - a) Is...

AI summary The text contains a series of requests for clarification regarding the Holdback Mechanism, software issues on the LIL, the initial period, hurdles in the Maritime Link proceeding, and the achievability of energy delivery targets. These requests are aimed at understanding the witness's position and supporting evidence.

1. Please refer to Exhibit N-1, Attachment 1, page 10, lines 7-9 2. Please describe the Witness’s efforts to independently verify that the planned outages “were conducted for necessary maintenance and system enhancements.” 3. Please provid...

AI summary The text contains a series of questions directed at a witness regarding the verification of planned outages, maintenance activities, and supporting documentation for various infrastructure projects, including the Labrador Island Link (LIL) and Muskrat Falls Generating Station. The questions focus on the witness's independent verification efforts and the documents used to support their claims.

liveries exceeded 99%. 3. March 2024 Corrective Maintenance – Two-day outage to repair various systems. Absent the corrective maintenance outage (but including the subsequent icing outage), Concentric states that NS Block deliveries exceed...

AI summary The text discusses several outages affecting NS Block deliveries, including a corrective maintenance outage in March 2024 and an unplanned ice-accumulation outage on the Labrador Island Link (LIL) in March-April 2024. Concentric estimates delivery rates would have been higher in the absence of these outages.

enced in the Concentric Evidence filed February 3, 2026, page 12. Independent Engineer. The integrity of these certifications has not been called into question by any party involved in that process. Further, the fact that the Maritime Link...

AI summary The document discusses the coordination of maintenance outages between the Labrador Island Link (LIL) and the Maritime Link, emphasizing that the work was consistent with post-commissioning activities. It also addresses concerns raised by Bates White and the Inspector General regarding the lack of coordination during the September 2023 outage and clarifies that the outages were indeed coordinated.