GATE EE 2023 EE Q21: Power Systems

The expressions of fuel cost of two thermal generation units as a function of the respective power generation

and

are given as

where a is a constant. For a given value of a, optimal dispatch requires the total load of 290 MW to be shared as

and

. With the load remaining unchanged, the value of a is increased by 10% and optimal dispatch is carried out. The changes in

and the total cost of generation, F (= F₁ + F₂) in Rs/hour will be as follows

Your answerChoose one option.

will decrease and F will increase

Both

and F will increase

will increase and F will decrease

Both

and F will decrease

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