Elia Group SA/NV · EURONEXT:ELI
Elia Group SA/NV — Investor Presentation (June 2018)
44 slides from Elia Group SA/NV's investor presentation, Jun 27, 2018
Slide 1: EU Netcode Emergency & Restoration
EU Netcode Emergency & Restoration Users group WGSO 27/06/2018
Slide 2: Agenda
Agenda 1. Planning 2. Feedback previous WGSO meeting 3. Identified Significant Grid Users versus Service Providers 4. Design of System Defense Plan 5. Terms and Conditions for Defense Service Providers 6. Design of Restoration Plan 7. Terms and Conditions for Restoration Service Providers 8. Technic
Slide 3: 1. Planning
1. Planning NC Emergency and Restoration 3
Slide 4: NCER planning
NCER planning Users group workshop on market interactions Consultation report and preparation of docs 12/09/2018 Public 13/11/2018 - consultation 18/12/2018 01/10/2018 - 20/12/2018 Feedback from 12/11/2018 BS incentive NRA / Other study to Creg Docs to Coreso Users group Users group Users group WGSO
Slide 5: 2. Feedback previous WGSO meeting
2. Feedback previous WGSO meeting NC Emergency and Restoration 5
Slide 6: Feedback WGSO 20/04
Feedback WGSO 20/04 • Are providers of Demand Response connected to the distribution grid categorized as SGU? They are SGU according to NCER art 2.2(e): As there are no mandatory obligations for DP or RP in national legislation or in EU connection codes for providers of Demand Response in distributi
Slide 7: Feedback WGSO 20/04
Feedback WGSO 20/04 • Would the signal related to the assistance from active power procedure be sent directly to the power plants ? To be further investigated • What would be the applicable tariff for DSPs? Is there a foreseen remuneration for BSPs in Emergency as they are automatically considered t
Slide 8: 3. NC E&R – Significant Grid User and Service Provider approach
3. NC E&R –Significant Grid User and Service Provider approach High priority significant grid users for defense & restoration plan NC Emergency and Restoration 8
Slide 9: SGUs Identified and Service providers
SGUs Identified and Service providers SGU Identified • We have reviewed our interpretation of SGUs identified based on Entsoe supporting documents. • Some measures of the Plans are based on capabilities that are mandatory for the Grid Users (“minimum operational requirements”) according to requireme
Slide 10: Adaptations to be made in national legislation
Adaptations to be made in national legislation Art 279: Te vervangen door: Het beschermingsplan bepaalt onder meer de maatregelen die de transmissienetbeheerder neemt en stelt onder meer dat op het eerste verzoek van de netbeheerder, alle beschikbare productie-eenheden (van type C en D, groter dan 2
Slide 11: SGU identified for system defense plan art 11.4(c)
SGU identified for system defense plan art 11.4(c) Type of user Capability used in System Defense Reference to legal obligation Status Plan Existing and new PGM type C and D Follow an active or reactive power Mandatory according to FTR art SGU identified with Pinstalled > 25 MW setpoint instruction
Slide 12: SGUs identified for restoration plan art 23.4(c)
SGUs identified for restoration plan art 23.4(c) Type of user Capability used in Restoration Plan Reference to legal obligation Status Existing and new PGM type C and D Follow an active power setpoint Mandatory according to FTR art SGU identified with Pinstalled > 25 MW instruction from TSO in resto
Slide 13: High priority significant grid users in System Defense Plan
High priority significant grid users in System Defense Plan The high priority significant grid users, as defined in the NC E&R, for which the specific conditions apply for disconnection and re- energization, are according to Elia not necessarily a sub category of Significant Grid Users pursuant NCER
Slide 14: High priority significant grid users in Restoration Plan
High priority significant grid users in Restoration Plan EntsoE support doc: “The restoration plan need to consider civil security and nuclear safety issues identified typically by the responsible national authorities when defining “high priority Grid Users” (economic efficiency versus security obli
Slide 15: 4. Design of System Defense Plan
4. Design of System Defense Plan NC Emergency and Restoration 15
Slide 16: System Defense Plan (NCER art 11)
System Defense Plan (NCER art 11) 3 automatic control schemes and 5 manual operation procedures Working group in place Questionnaires sent Answers expected end of June 2018 Elia is already compliant (blocking on-load tap changers on transformers, no automatic under-voltage load shedding, no special
Slide 17: Frequency deviation management procedure
Frequency deviation management procedure • Frequency deviation management procedure (art 18) (probably in case of system split ) • Objective: support frequency before the nomination of a “frequency leader” • Activation in case of frequency deviations > 200 mHz Emergency state • Automatic actions t
Slide 18: Voltage deviation management procedure
Voltage deviation management procedure • The procedure applies to problems which develop slowly (minutes) and operators have time to activate appropriate measures. • Objective: bring voltages back within normal operational limits • Activation criteria: if voltages are outside operational limits • Mo
Slide 19: Power flow management procedure
Power flow management procedure • Power flow management procedure (art 20) • Objective: bring power flows back within operational security limits • Activation criteria: if power flows are outside operational limits (overloaded system elements, excessive loop flows, …) • Possible actions to be activa
Slide 20: Assistance for active power procedure (Activation of emergency reserves)
Assistance for active power procedure (Activation of “emergency reserves”) • To compensate ACE(*) or in case Elia is requested by other TSO in Emergency, Elia activates balancing energy bids (free bids + contractual reserves) + inter-TSO contracts • If excessive ACE persist, Elia sends a “Balancing
Slide 21: Adjustments in current Reddingscode / Code de sauvegarde
Adjustments in current Reddingscode / Code de sauvegarde • Generic command “Action MW” which contains instruction to increase active power on all production units to 95% of Pmax, will be replaced by market based activation of balancing energy + “emergency reserves” • Action “Starting Turbojets” whic
Slide 22: Information to stakeholders about the system state
Information to stakeholders about the system state • Name “Alarm Elia” changed in “Emergency Elia” to reflect the corresponding system state • Signal Scada to Scada sent only in the Emergency State AND when actions from the System Defense Plan are required • It concerns a “Be prepared” signal to g
Slide 23: 5. Terms and Conditions for Defense Service Providers
5. Terms and Conditions for Defense Service Providers NC Emergency and Restoration 23
Slide 24: Defense Service Provider (DSP)
Defense Service Provider (DSP) • DSP = legal entity with legal or contractual obligation to provide a service contributing to one or several measures of the System Defense Plan (SDP) • Some measures of the System Defense Plan are based on capabilities that are foreseen to be provided on a voluntary
Slide 25: 6. Design of Restoration Plan
6. Design of Restoration Plan NC Emergency and Restoration 25
Slide 26: Actual restoration procedures
Actual restoration procedures Fase 1: Diagnosis of the situation • Identification of the root cause of the blackout • Overview of the status of the grid • Determination of the restoration scenario 50%load • Blackout proof communication to stakeholders and interrupted government Fase 2: Building isla
Slide 27: Principles of actual restoration plan
Principles of actual restoration plan The existing restoration plan is designed based on the following 4 assumptions during the restoration process - Telephone communication (internal + external) is possible Ongoing blackout mitigation project 2017-2028: • Roll out of diesel generators in 456 susbst
Slide 28: NCER: The Restoration Plan shall include …
NCER: The Restoration Plan shall include … (*)Not necessarily only after blackout, but also after system split In particular, the restoration plan shall include: • Measures to apply Top Down (from neighbour Re- TSO) and Bottom up, using black start and (a) a list of the measures to be implemented by
Slide 29: NCER requirements for restoration plan
NCER requirements for restoration plan • List of substations essential for the restoration plan procedures • They should be operational at least 24h during a blackout • All 380 kV, 220 kV and 150 kV substations • Two waves approach 2018-2022 and 2022-2027 according to planned roll-out of diesels in
Slide 30: Frequency management procedure of the Restoration Plan (art 28-31)
Frequency management procedure of the Restoration Plan (art 28-31) • Objectives: • Coordinate the restoration of the System Frequency of a Synchronous Area back to the Nominal System Frequency • Determination of the amount of load and generation to be reconnected, taking into account the available A
Slide 31: Resynchronization procedure (art 32-34)
Resynchronization procedure (art 32-34) • Stepwise process, in which the resynchronisation takes place between pairs of synchronised Regions until the whole Synchronous Area has been resynchronised. • Appointment of a resynchronisation leader for pairs of synchronous regions, who must be able to • C
Slide 32: 7. Terms and Conditions for Restoration Service Providers
7. Terms and Conditions for Restoration Service Providers NC Emergency and Restoration 32
Slide 33: Available and reliable services at the moment of a Black Out
Available and reliable services at the moment of a Black Out Re-synchronization versus re-energization Units with black start The 1st phase in the restoration plan focuses on re-energization, i.e. putting (part capability of) the at that moment dead grid back under voltage: ‘Restoration services’
Slide 34: The role of Restoration Service Provider (RSP)
The role of Restoration Service Provider (RSP) [art. 3] ‘restoration service provider’ means a legal entity with a legal or [art. 2.4] Type A and type B power generating modules referred to in contractual obligation to provide a service contributing to one or several paragraph 3 [i.e., non SGU], dem
Slide 35: Interdependencies between RSP and other roles
Interdependencies between RSP and other roles During execution of the Restoration Plan, most responsibilities are suspended and ELIA centrally dispatches production and load to restore the system. There are no critical interdependencies or This is described in: conflicts between roles that require
Slide 36: Conclusions Benchmark Study
Conclusions Benchmark Study - Different sourcing methods used - Restoration Plan to include a dimensioning of the needs for - Many long-term contracts: Sourcing methods restoration services. Tender 10 years (GB, NL), 15 year (NL), - T&C RSP to include target geographic -7- lifetime duration (FR, GE)
Slide 37: AS IS evaluation & possible improvements
AS IS evaluation & possible improvements - Default contract period of 5 years ; 1-2 years in case of Royal Decree. - Last years contract periods were rather short in practice. - Lack of new providers; the service remained provided on the same units. - Little competition due to technical requiremen
Slide 38: Timing T&C Restoration Service Provider
Timing T&C Restoration Service Provider 2018 2019 2020 2021 Black Start AS Incentive + T&C T&C RSP v1.0 RSP v1.0 submission to NRA 18/12 + 6M: 18/06 ? NRA decision T&C = ‘entry into force’ of T&C RSP v1.0 AS ‘Restoration services’ T&C RSP v2.0 Use feedback T&C RSP 2.0 T&C RSP v2.0 submission to NRA
Slide 39: 8. Technical requirements for voice communication systems
8. Technical requirements for voice communication systems NC Emergency and Restoration 39
Slide 40: Communication systems Art 41
Communication systems Art 41 Optic fiber connection between SGU and Elia Elia substation Bom project 8 24h 24h Each TSO, DSO, SGU identified ~art 23(4), and RSP shall have a voice communication system implemented with sufficient equipment redundancy in case of failure of any individual communicatio
Slide 41: 9. Status on Creg incentive for Black start
9. Status on Creg incentive for Black start NC Emergency and Restoration 41
Slide 42: Black start incentive study CREG
Black start incentive study CREG • Benchmark of sourcing methods in other EU countries done • Required number of black start unit, geographical and electrical dispersion under study • Capability for houseload operation of units connected to Elia grid questionnaires sent to producers type C and
Slide 43: 10. Market interactions
10. Market interactions NC Emergency and Restoration 43
Slide 44: Market interactions
Market interactions • What? • Rules concerning the suspension and restoration of market activities. [Art 36(1)] • Rules for imbalance settlement [Art 39(1)] • Feedback Workshop of 14 June 2018 • Some high level principles were proposed by ELIA • Good open discussion with the stakeholders • Preferenc