MIT requirements from the TSO perspective MIDDLEWARE IMPROVED TECHNOLOGY (MIT) for increased resilience of Interdependent Critical Infrastructure ROME, 08 February 2007

Content Transmission System Operator description Telecommunication services for TSO Service & MIT Principal MIT requirements

MIT requirements from the TSO perspective RED ELÉCTRICA DE ESPAÑA 3 TRANSMISSION SYSTEM OPERATOR q Transmission Operator: m Network planning m Installation design and building m Maintenance and refurbishment q System Operator: m Security of supply m System coordination m Cross border supervision m Network access m Settlement readings

MIT requirements from the TSO perspective RED ELÉCTRICA DE ESPAÑA 4 TRANSMISSION NETWORK Assets km of 400 kV lines km of < 220 kV lines Total Number of 400 kV bays652 Number of 220 kV bays1.098 Total1.750 Transformer capacity MVA Km of Fiber Optics

MIT requirements from the TSO perspective RED ELÉCTRICA DE ESPAÑA 5 TSO TELECOMUNICATION OBJECTIVE TRANSMISSION SUBSTATION TELECOMMUNICATION SERVICES INTERNAL COMMUNICATIONS EXTERNAL COMMUNICATIONS SYSTEMS/ TELECOMMUNICATION NETWORK DEVICES / IED

MIT requirements from the TSO perspective RED ELÉCTRICA DE ESPAÑA 6 MAIN TELECOMMUNICATION SERVICES q Telecontrol m Status of the equipment of the Transmission Network m Network values for network operation and control m Actions over the network equipment q Operational telephony m Communication dispatch – local operation q Teleprotection m Data exchange between the end line equipments q Remote management of the equipment m Device configuration, information q Auxiliary services m Corporate communications, public telephony

MIT requirements from the TSO perspective RED ELÉCTRICA DE ESPAÑA 7 SERVICE & MIT: Telecontrol Substation Transmission Equipment Transmission Equipment UCL IED UCL Red Local F.O. Substation Control System “A” RFE S/P RFEP Vía 1 Remote Front End (RFE) S/P SDH1 S/P Control Center SDH4 S/P DEVICE Switches Breakers Protections Measurment converters LOCAL SCD (Digital Control System) SCI (Integrated Control System) RTU (Remote Terminal Units) AREA Control circuit Concentrator Signals Control Commands Measurements SYSTEM EMS Control and System Operation Schedules Market Forecast … MIT

MIT requirements from the TSO perspective RED ELÉCTRICA DE ESPAÑA 8 MIT PRINCIPAL REQUIREMENTS (I) q Provides telecommunication infrastructure status overview m Identifies and communicates failures  Provides telecommunications alternatives to automatically mitigate the failure and keeps alive the control loop → Selfhealing network q Considers an identifies different levels m Application, presentation, transport, network, link, phisical level q Addresses various levels of hierarchy m Gathers necessary information from the lower level agents and selected peers m Alert the agents at higher levels based on analisys q Should automatically discover the information and abilities available from other agents.

MIT requirements from the TSO perspective RED ELÉCTRICA DE ESPAÑA 9 MIT PRINCIPAL REQUIREMENTS (II) q Generates a fast local control actions coordinated by global analysis. q Deals with a distributed system architechture q Modular, flexible, scalable to meet operational needs q Covers different temporal dimensions m Ranging from: ms (Protections Reaction), to hours (Market forecast),.. q System preferably based on Plug and Play modules, HW and SW based on Standards (IEC 61850, CIM…) q Provides situational awareness m The operator should understand the state of the system at a glance m Drill down to the details.

MIT requirements from the TSO perspective RED ELÉCTRICA DE ESPAÑA 10 RECOMMENDED REFERENCES q “Framework for a Self-Healing Power Grid”. IEEE. m Auhtors: K.Moslehi, A.B.R. Kumar, D.Shurtleff, M. Laufenberg, A.Bose, P.Hirsch q “Improved Communication/Computation Infrastructure for better Monitoring and Control”. IEEE m Authors: Anjan Bose

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