Computerised load despatch and communication facilities are an essential requirement in managing the control centre operations encompassing a large and complex interconnection such as Southern Regional Grid. The modern despatch and communication facility with the state-of-art technology was made operational at SRLDC in January, 2002 and it is amongst one of such biggest facilities available in the world.

SYSTEM CONFIGURATION AT RSCC

SYSTEM CONFIGURATION AT SLDC'S

ULDC BACKBONE NETWORK  FOR SOUTHERN INDIA

LIST OF INSTALLED RTUs

Salient features available in SR ULDC Scheme include inter-alia:

• Supervisory Control and Data Acquisition System (SCADA) covering around 355 Remote Terminal Units (RTUs) for real time monitoring and management of the grid.
• Energy Management System (EMS) tools such as load/inflow forecasting, resources scheduling and commitment, state estimation, power flow studies, contingency analysis, optimal power flow and Real Time Generation application.
• Historical Data Recording (HDR), Historical Information Management(HIM), Sequence of Events(SOE) recording for better post dispatch analysis of events and perturbations in the power system.
• Despatch Training Stimulator(DTS)
• Dedicated broadband communication backbone network over the three level hierarchy of control centres (14 sub-LDCs, 4 SLDCs and one RLDC) within the region and outside for a country level access.