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Long Duration Energy Storage (LDES) Procurement Mechanism Consultation
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Long Duration Energy Storage (LDES) Procurement Mechanism Consultation
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Closed
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13 Oct, 2025, 09:00
-
24 Nov, 2025, 17:00
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Q1. Do you agree with our assessment in Section 1.2 of key drivers that support the procurement of LDES assets?
Q2. Do you support the overall procurement design approach and opportunities for engagement and industry feedback through this and future consultations?
Q3. Do you agree or disagree with the above eligibility criteria? Please explain your rationale.
Q4. Are there any other eligibility criteria that EirGrid should consider in relation to the procurement of LDES services?
Q5. Do you agree with the outlined benefits from co-locating LDES? Please explain your rationale.
Q6. Are there any additional benefits or drawbacks from co-locating LDES that have not been captured here? Please explain your rationale.
Q7. Do you agree with the outlined benefits of locating LDES in areas experiencing high levels of dispatch down of wind and solar? Please explain your rationale.
Q8. Are there additional benefits or drawbacks from locating LDES in areas experiencing high levels of dispatch down of wind and solar that have not been captured here? Please explain your rationale.
Q9. Do you have any concerns or comments with regards to the integration of LDES in future market timeframes post-Celtic?
Q10. Do you agree the operational envelope model delivers both sufficient investment signals to industry and value to the TSO? Please explain your rationale.
Q11. Do you believe the operational envelope model can help align LDES operations with real-time locational TSO system needs? Please explain your rationale.
Q12. Are there other methods by which you believe the TSO could further improve LDES market operations with real-time locational TSO system needs while ensuring LDES asset capability to trade to required positions? Please explain your rationale.
Q13. Do you believe that the Operational Envelope model proposed in this consultation is compatible with LDES asset operations and investment decisions?
Q14. Do you believe that 10am D-1 is sufficient notice to achieve a desired market position?
Q15. Do you wish to add any further comments on the Operational Envelope model?
Q16. What is your view on the proposed 10 year contract length? Please provide rationale to explain this.
Q17. Do you have feedback on the proposed floor and share mechanism as outlined in Chapter 3 Section 3.3? Do you have concerns or a potential alternative you would suggest?
Q18. What cadence of revenue floor payments will be necessary to finance LDES projects?
Q19. Do you agree with the proposed procurement strategy and qualification criteria? Are there additional factors for consideration?
Q20. Do you have feedback on the proposed award criteria as outlines in Section 4.4? Are there additional factors for consideration?
Q21. Do you have feedback on the scoring mechanism and proposed methodology to score the cost the connection method and the location? Are there additional factors for considerations?
Q22. Do you have any feedback on what the application of the Net-Zero Industry Act to the procurement arrangements may mean for LDES investors?
Q23. Do you consider any other aspects need to be included in the inputs informing operational envelope development that have not been listed? Please explain your rationale
Q24. Do you have any concerns on the initial outline of the proposed operational envelope outputs and implementation?
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