RVUNL EE POWER SYSTEM QUIZ 2

The incremental cost-curve characteristics of two generators delivering a total load of 200 MW are as follows:

What should the value of P₁ and P₂ for economic operation?

The line reactance of a power network are as follows:

The bus impedance matrix with ‘0’ as ref-bus is

The application of load flow study is:

The bus admittance matrix of a power system is given by:

The impedance of line between bus 1 and 3 will be equal to

Size of the Jacobian matrix is (k × k), that consists of 61 buses out of 61 buses, 20 are PV buses and rest are PQ and a slack bus. The value if ‘k’ is

In a power system, maximum number of buses are