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Question 1 a) A gas turbine plant is reported to have thermal efficiency of 35.9% in a simple cycle mo and to produce 159 MW of net power. The pressure ratio is 14.7 and the turbine in temperature is 1288°C. The mass flow rate through the turbine is 1,536,000 kg/h. Takin the ambient conditions to be 30°C and 100 kPa. i) Sketch the plant schematic diagram. ii) Determine the isentropic efficiency of the turbine, %. iii) Determine the isentropic efficiency of the compressor, %. iv) Sketch the cycle on a T-s diagram. b) This plant is then fitted with a regenerator with a thermal ratio of 0.65. i) Sketch the plant schematic diagram. ii) Sketch the T-s diagram of the cycle. iii) Determine the thermal efficiency of the plant, %. = Take for air, Cp 1.005 kJ/kg.K and y = 1.40 while for combustion gases, Cp = 1.15 kJ/kg.K and y = 1.33.

Question 1 a) A gas turbine plant is reported to have thermal efficiency of 35.9% in a simple cycle mo and to produce 159 MW of net power. The pressure ratio is 14.7 and the turbine in temperature is 1288°C. The mass flow rate through the turbine is 1,536,000 kg/h. Takin the ambient conditions to be 30°C and 100 kPa. i) Sketch the plant schematic diagram. ii) Determine the isentropic efficiency of the turbine, %. iii) Determine the isentropic efficiency of the compressor, %. iv) Sketch the cycle on a T-s diagram. b) This plant is then fitted with a regenerator with a thermal ratio of 0.65. i) Sketch the plant schematic diagram. ii) Sketch the T-s diagram of the cycle. iii) Determine the thermal efficiency of the plant, %. = Take for air, Cp 1.005 kJ/kg.K and y = 1.40 while for combustion gases, Cp = 1.15 kJ/kg.K and y = 1.33.

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
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19:48 people.utm.my Question 1 a) A gas turbine plant is reported to have thermal efficiency of 35.9% in a simple cycle mode and to produce 159 MW of net power. The pressure ratio is 14.7 and the turbine inlet temperature is 1288°C. The mass flow rate through the turbine is 1,536,000 kg/h. Taking the ambient conditions to be 30°C and 100 kPa. i) Sketch the plant schematic diagram. ii) Determine the isentropic efficiency of the turbine, %. iii) Determine the isentropic efficiency of the compressor, %. iv) Sketch the cycle on a T-s diagram. b) This plant is then fitted with a regenerator with a thermal ratio of 0.65. i) Sketch the plant schematic diagram. ii) Sketch the T-s diagram of the cycle. iii) Determine the thermal efficiency of the plant, %. Take for air, Cp = 1.005 kJ/kg.K and y = 1.40 while for combustion gases, Cp = 1.15 kJ/kg.K and y = 1.33. <
Transcribed Image Text:19:48 people.utm.my Question 1 a) A gas turbine plant is reported to have thermal efficiency of 35.9% in a simple cycle mode and to produce 159 MW of net power. The pressure ratio is 14.7 and the turbine inlet temperature is 1288°C. The mass flow rate through the turbine is 1,536,000 kg/h. Taking the ambient conditions to be 30°C and 100 kPa. i) Sketch the plant schematic diagram. ii) Determine the isentropic efficiency of the turbine, %. iii) Determine the isentropic efficiency of the compressor, %. iv) Sketch the cycle on a T-s diagram. b) This plant is then fitted with a regenerator with a thermal ratio of 0.65. i) Sketch the plant schematic diagram. ii) Sketch the T-s diagram of the cycle. iii) Determine the thermal efficiency of the plant, %. Take for air, Cp = 1.005 kJ/kg.K and y = 1.40 while for combustion gases, Cp = 1.15 kJ/kg.K and y = 1.33. <
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