GATE EE

Power Generation Cost

Power System Analysis

(Past Years Questions)

Marks 1

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The figure shows a two-generator system supplying a load of $${P_D} = 40\,MW,$$ connected at bus $$2.$$ The fuel cost...
GATE EE 2012
The incremental cost curves in Rs/MWhr for two generators supplying a common load of $$700$$ MW are shown in the figures...
GATE EE 2007
In order to have a lower cost of electrical energy generation,
GATE EE 1995

Marks 2

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The incremental costs (in rupees/$$MWh$$) of operating two generating units are functions of their respective powers $${...
GATE EE 2015 Set 2
Consider the economic dispatch problem for a power plant having two generating units. The fuel costs in $$Rs/MWh$$ along...
GATE EE 2015 Set 1
The fuel cost functions of two power plants are Plant $${P_1}:\,{C_1} = 0.05\,Pg_1^2 + AP{g_1} + B$$ Plant $${P_2}:\,{...
GATE EE 2014 Set 1
A load center of 120 MW derives power from two power stations connected by 220 kV transmission lines of 25 km and 75 km ...
GATE EE 2011
Three generators are feeding a load of $$100$$ $$MW$$. The details of the generators Rating, Efficiency and Regulation a...
GATE EE 2009
A lossless power system has to serve a load of $$250$$ $$MW.$$ There are two generators ($$G1$$ and $$G2$$) in the syste...
GATE EE 2008
A load centre is at an equidistant from the two thermal generating stations $${G_1}$$ and $${G_2}$$ as shown in figure. ...
GATE EE 2005
Incremental fuel costs (in some appropriate unit) for a power plant consisting of three generating units are $${\rm I}{C...
GATE EE 2003
The incremental cost characteristic of two generators delivering $$200$$ $$MW$$ are as follows $$\,\,\,{{d{F_1}} \over ...
GATE EE 2000
An industrial consumer has a daily load pattern of $$2000$$ $$kW$$, $$0.8$$ lag for $$12$$ Hrs. and $$1000$$ $$kW$$ $$UP...
GATE EE 1999

Marks 5

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A power system has two generators with the following cost curves Generator $$1:$$ $${C_1}\left( {{P_{G1}}} \right) = 0.0...
GATE EE 2001
In a power system, the fuel inputs per hour of plants $$1$$ and $$2$$ are given as $${F_1} = 0.20\,P_1^2 + 30\,{P_1} + ...
GATE EE 1998

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