1
GATE ME 1990
Subjective
+5
-0
A power station produces $$500$$ $$MW$$ of power. Assuming a plant thermal efficiency of $$33.3$$ percent, calculate the rate of cooling water flow required in tons per hour, if the rise of cooling water temperature is to be restricted to $${5^ \circ }C.\,\,\,$$ The specific heat of the water used is $$4.2$$ $$kJ/kg$$-$$K.$$
2
GATE ME 1989
Subjective
+5
-0
The layout of a steam power plant working on the Rankine Cycle with single stage regeneration is shown in figure. Assuming the exit stream from the re-generator to be saturated draw the corresponding ideal cycle on a Mollier Chart and derive an expression for the thermal efficiency of the cycle. GATE ME 1989 Thermodynamics - Rankine Cycle Question 1 English

Boiler $$-$$ $$B$$
Feed water heater $$-R$$
Pump $$-P$$

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