Working groups area Here is the list of the SC C2 Advisory and Working Groups which are presently active. By clicking on the green group title, you will learn more about each of them. C2.11  Substation Control systems in light of recent developments in Substation Control C2.12  Applications of Synchronised Phasor Measurement in Power Systems C2.13  Voltage/Var support in System Operations C2.14  Requirement on design and implementation of Restoration Tools and Procedures C2.15  Common Information Model and its prospective use in power system operations C2.21  Lessons learnt from recent Emergencies and Blackout Incidents C2.22  Resilience engineering in increasing power system security, minimising the impacts and preventing blackout in the event from normal to extreme disturbances occurring C2.32  Emergency organisation in control centres crisis management in system operation C2.31  Joint and coordinated development of operators in control centre from different companies and nationalities JWG C2/C5   Development and changes in the Business of System Operators AG SCC2  Management team SCC2