In this theory, the function of national load dispatch center, state load dispatch center and regional load dispatch center is discussed. The center government makes regional wise load dispatch center in order to economical and integrated transmission and supply of electricity. The co-ordination of facilities for the inter-state, regional and inter – regional generation and transmission of electricity.

Function of National load dispatch center ( NLDC )

Supervision over the regional load dispatch center
Co-ordination with regional load dispatch center for achieving optimum economy efficiency in the operation of national grid.
Scheduling and dispatch of electricity over inter – regional links according with the grid standard provided by the central commission in co-ordination with regional load dispatch centers.
To monitor operation and security of national grid
To coordinate with regional power committees for regional power outage schedule
To coordinate with regional load dispatch centre for energy accounting for inter regional exchange of power
Levy and collection of fee and charges from the generating stations companies or licensees involved in the power system
Dissemination of information relating to operation of transmission system time to time according to regulations issued by CERC (Central electricity regulatory commission) and central government.

List of Regional Load Dispatch Center ( RLDC in India )

Northern
Eastern
Southern
Western
North – Eastern

Function of RLDC

Responsible for optimum scheduling and dispatch of electricity within region
To monitor grid operations
Keep account of quantity of electricity transmitted through regional grid
Supervision and control over inter-state transmission system
To carry out real time operation of grid control and dispatch of electricity within the region according with Grid standards and Grid codes
Levy and collection of fee and charges from the generating stations companies or licensees engages in inter-state transmission of electricity

State Load Dispatch Center

The state load dispatch center shall comply with the direction of regional load dispatch center.

Function of SLDC

To ensure integrated operation of the power system
Daily optimum scheduling and operational planning
Facilitate bilateral and inter regional exchange of power
Monitor grid operations
System studies, planning and contingency analysis
Keep records of quantity of electricity transmitted through state grid
To supervise and control over intra state transmission
Carrying out real time operating of the state grid in accordance of Grid standards and Grid codes

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