New Zealand Gazette – 2011 – No. 93

Page 2725

✨ Control Centre Responsibilities



CONTROL CENTRE RESPONSIBILITIES

GEL Tokaanu Control Centre MEL Twizel Control Centre
ACTIONING
  1. All required actions are to be carried out in a timely manner to protect personnel, the environment and plant/equipment while maintaining contractual requirements. | 1. All required actions are to be carried out in a timely manner to protect personnel, the environment and plant/equipment while maintaining contractual requirements.
    |
    a. Acknowledging that actions on Meridian plant of equal priority will likely be processed for Meridian plant first.

DISPATCH |

  1. Liaise with GEL Trading to formulate unit loadings for dispatch. Includes both forward planning and during real time events e.g. unit trippings, need to meet resource consents, flood management etc.
    a. TEK not offered for SI frequency control. | 1. Action all dispatch instructions received from the SO meeting all the requirements of the Market Rules.

  2. Monitor all dispatches actioned by MEL ensuring Market compliance. | 2. If there is a total loss of communications with both GCC and the SO then Tekapo is to be operated with the last ‘good instruction’.

  3. Actioning all dispatch queries received from MEL. | 3. Relaying all SO dispatch queries to GCC.

  4. Ensure that all dispatches meet the requirements of the Resource Consents. | 4. Relaying to GCC all actions taken to comply with grid emergencies. Prior notification to GCC is not required however notification is to be made at the earliest opportunity.

  5. Ensure that all dispatches keep the Tekapo-Pukaki Canal within operational parameters. | 5. Take direct action as necessary to ensure the integrity of the ‘Grid’ as per SO requirements e.g. during system frequency excursions. Prior notification to GCC is not required however notification is to be made at the earliest opportunity.

  6. Is the contact point for the SO regarding all dispatch queries. | 6. Advising GCC of any dispatch instructions that will, or have the potential to cause breaches to any Market Rules or Resource Consents.

  7. Is the contact point for the SO regarding all grid emergencies. | 7. Advising GCC of any dispatch instruction that will, or has the potential to cause harm to any persons, plant, or the environment.
    a. Accept and be accountable within the Electricity Code that emergency canal control will shift the TKA set point and generation.
    b. Note that the lack of advance advice will make this problematic. Advice on anticipated dispatch instructions would be more likely to lead to accurate advice (e.g likelihood of islanded running or large load changes).

  8. Accept and be accountable within the Electricity Code that RTCC and manual canal control will shift the TKA set point and generation. |

  9. | 8. Best practice monitor and manage canal volume within limits – adjusting setpoint as required.



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Online Sources for this page:

Gazette.govt.nz — PDF NZ Gazette 2011, No 93




✨ LLM interpretation of page content

🏭 General Agreement Clauses (continued from previous page)

🏭 Trade, Customs & Industry
Amendments, Costs, Counterparts, Agreement Clauses, Waiver, Governing Law, Storage Services, Information Services, Transition Period

🏗️ Control Centre Responsibilities

🏗️ Infrastructure & Public Works
Electricity, Dispatch, Grid Management, Communication, Compliance, Emergency Response