A-Z Finder

 

I

    Imperfections Charge

    means a charge applied in respect of each Supplier Unit in each Trading Period based upon the Loss-Adjusted Net Demand at that Supplier Unit and the Imperfections Price.  The Imperfections Charge is intended to recover the payments in respect of Constraints, Uninstructed Imbalances (less Testing Charges for Generator Units) over each Billing Period and any net differences between Energy Payments and Energy Charges.

     

    Imperfections Price

    means the price, set in accordance with paragraph 4.154, applied during a Year to the Loss-Adjusted Net Demand in respect of each Supplier Unit to determine the Imperfections Charge.

     

    Indemnifying Party

    has the meaning set out in paragraph 2.352.

     

    Initial Settlement

    means the Settlement processes from which Initial Settlement Statements are derived.

     

    Initial Settlement Statement

    means the Settlement Statements that are issued for invoicing.

     

    Instructed Quantity

    means MW Quantity of a MW/Time Co-ordinate in a Dispatch Instruction for the purpose of Appendix O: “Instruction Profiling Calculations” only.

     

    Instruction Code

    means a code issued with a Dispatch Instruction indicating the action to be taken by the Generator Unit, for the purpose of Appendix O: “Instruction Profiling Calculations” only.

     

    Instruction Combination Code

    means a code issued with a Dispatch Instruction for Pumped Storage Units and Wind Power Units only indicating the mode of operation of the relevant Generator Unit, for the purpose of Appendix O: “Instruction Profiling Calculations” only.

     

    Instruction Effective Time 

    means the time from which a Dispatch Instruction is effective, for the purpose of Appendix O: “Instruction Profiling Calculations” only.

     

    Instruction Issue Time 

    means the time of issue of a Dispatch Instruction, for the purpose of Appendix O: “Instruction Profiling Calculations” only.

     

    Instruction Profile

    means a piecewise linear curve of expected Generator Unit MW Output vs. time over a Trading Day in response to issued Dispatch Instructions, for the purpose of Appendix O: “Instruction Profiling Calculations” only.

     

    Instruction Profiling

    means the process used to convert Dispatch Instructions into Dispatch Quantities as set out in Appendix O: “Instruction Profiling Calculations”.

     

    Insufficient Capacity Event

    has the meaning set out in paragraph 4.73.

     

    Intellectual Property Rights

    means copyright (present and future), patents, inventions, design rights, database rights, trade secrets, know-how, any applications for registration of any of the foregoing, and any other intellectual or industrial property rights of whatsoever nature, whether similar to those described above or otherwise, whether registerable or not, existing now or in the future created throughout the world.

     

    Interconnector

    means electric lines and electric plant used solely for conveying electricity from outside both Jurisdictions directly to or from a substation in either Jurisdiction.

    For more information on Interconnector usage please click here

    Interconnector Administrator

    means the Participant, in accordance with paragraph 2.72, nominated under paragraph 2.75 or identified in accordance with paragraph 2.83 as appropriate.

     

    Interconnector Administrator Grace Period

    means the period specified in paragraph 2.83.

     

    Interconnector Administrator Market Data Transactions

    are Data Transactions detailed in Appendix K: “Market Data Transactions”.

     

    Interconnector Available Transfer Capacity Data Transaction

    is a Data Transaction in relation to Available Transfer Capacity on an Interconnector detailed in Appendix K: “Market Data Transactions”.

     

    Interconnector Error Unit

    means, in relation to an Interconnector, a registered Generator Unit to which Uninstructed Imbalances relating to that Interconnector shall be allocated for Settlement purposes.

     

    Interconnector Error Unit Grace Period

    means the period specified in paragraph 2.95.

     

    Interconnector Forced Outage Rate

    The proportion of an Interconnector’s Adjusted Aggregate Import Capacity that was not available in a Year for reasons other than the Interconnector being on scheduled maintenance.

     

    Interconnector Historic Forced Outage Factor

    The time-weighted average of Interconnector Forced Outage Rate for an Interconnector over a 5 year period.

     

    Interconnector Owner

    means any person who owns or legally controls under contract or at law an Interconnector and registers it in accordance with paragraph 2.71.

     

    Interconnector Registration Data

    means a set of data related to the registration of an Interconnector, including the identity of the person nominated to register as Interconnector Administrator and the identity of the person nominated to register as Participant in respect of the Interconnector Error Unit, specified in paragraph 2.75 and maintained in accordance with paragraph 2.76.

     

    Interconnector Residual Capacity Unit

    means, in relation to an Interconnector, a registered Generator Unit which is used for Settlement or for the utilisation of residual or unused capacity in accordance with paragraph 2.86.

     

    Interconnector Residual Capacity Unit Payments

    means the value equal to the Total Payments to a Participant for its registered Interconnector Residual Capacity Units less its Capacity Period Payments, calculated over each Capacity Period, in accordance with paragraph 6.132.

     

    Interconnector Technical Data

    means, for each Interconnector, the subset of Interconnector Registration Data which comprises Aggregate Import Capacity,  Aggregate Export Capacity, Aggregate Interconnector Ramp Rate, Minimum  Interconnector Import Level, Minimum Interconnector Export Level and whether or not the Interconnector is capable of being dispatched at zero.

     

    Interconnector Unit

    means a Unit registered by an Interconnector User associated with the relevant Interconnector.

    For more information on Interconnector usage please click here

     

    Interconnector Unit Nominations

    means a quantity nominated for import or export for an Interconnector Unit as calculated within the Ex-Ante Indicative Market Schedule.

     

    Interconnector User

    means, in relation to an Interconnector, a Participant (or Applicant as the case may be) who has entered into arrangements with the relevant Interconnector Owner enabling  the Participant (or Applicant) to acquire Active Interconnector Unit Capacity Holdings from time to time.

     

    Interest

    means interest paid on the deposits in the SEM Trading Clearing Accounts, SEM Capacity Clearing Accounts and SEM Collateral Reserve Accounts.

     

    Interim No Load Cost

    means the No Load Cost for Generator Unit u in Trading Period h. Interim No Load Cost has a value of zero except in any Trading Period where the Interim Quantity QINTuh is greater than zero. For each Trading Period h in which Interim No Load Cost NLCINTuh in non-zero the value of Interim No Load Cost NLCINTuh is the submitted No Load Cost NLCuh.

     

    Interim Provisions

    means the provisions referred to in paragraphs 7.5 to 7.32, each of which shall apply, in accordance with paragraph 7.4, for the Applicable Interim Period.

     

    Interim Quantity

    means a temporary MW quantity for Generator Unit u in Trading Period h which when optimised will be the value of MSQuh for Generator Unit u in Trading Period h.

     

    Interim Start Up Cost

    means the Start Up Cost for Generator Unit u in Trading Period h. Interim Start Up Cost SUCINTuh has a value of zero except in any Trading Period h where the Interim Quantity QINTuh is greater than zero and the Interim Quantity QINTuh in the previous Trading Period (h-1) is zero. For each Trading Period h in which Interim Start Up Cost SUCINTuh in non-zero the value of Interim Start Up Cost SUCINTuh is the appropriate submitted Start Up Cost SUCuh.

     

    Intermediary

    means the person appointed by a Unit Owner under a Form of Authority set out in Appendix C: “Form of Authority”, for the purposes of registration of, and participation in the Pool in respect of, any of the Unit Owner’s Units in accordance with paragraphs 2.102 to 2.112.

     

    Interval Metering

    means a particular metering equipment specification as set out in the relevant Metering Code.

     

    Invoice

    means the statement of the payments required to be made to the relevant account in the SEM Bank by a Participant in respect of the activities of that Participant in the Pool.

    For more information on Invoices please click here

    Invoice Due Date

    means the date and time by which the payment specified in an Invoice must be made.

     

    Ireland Grid Code

    means the Grid Code as defined in section 2(1) of the Electricity Regulation Act 1999 as amended, that applies to the Transmission System in Ireland.

     

    Isolated Market System

    means the IT systems (including without limitation the hardware, software and internal communication network) used for the purpose of a Party’s participation in the Pool and which are within the total control of that Party or that Party’s Data Processing Entity.

     

    Isolated Market System Testing Schedule

    means the schedule for testing the Isolated Market System.

     

SEMO is a joint venture between EirGrid PLC and SONI Limited