Figure 1 shows a regenerative gas turbine power plant. Air enters the compressor with a mass flow rate of 1 bar, 27°C and 0.562 kg/s and is compressed to 4 bar. The isentropic efficiency of the compressor is 80% and the regenerator efficiency is 90%. All the power generated from the high pressure turbine is used to run the compressor. The low pressure turbine provides net power output. The isentropic efficiency of each turbine is 87% and the temperature at the inlet of the high pressure turbine is 1200 K. a) Net power output (kW) ? b) thermal efficiency ? c) Calculate the temperature (K) of the air at states 2, 3, 5, 6 and 7. find it
Figure 1 shows a regenerative gas turbine power plant. Air enters the compressor with a mass flow rate of 1 bar, 27°C and 0.562 kg/s and is compressed to 4 bar. The isentropic efficiency of the compressor is 80% and the regenerator efficiency is 90%. All the power generated from the high pressure turbine is used to run the compressor. The low pressure turbine provides net power output. The isentropic efficiency of each turbine is 87% and the temperature at the inlet of the high pressure turbine is 1200 K. a) Net power output (kW) ? b) thermal efficiency ? c) Calculate the temperature (K) of the air at states 2, 3, 5, 6 and 7. find it
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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Figure 1 shows a regenerative gas turbine power plant. Air enters the compressor with a mass flow rate of 1 bar, 27°C and 0.562 kg/s and is compressed to 4 bar. The isentropic efficiency of the compressor is 80% and the regenerator efficiency is 90%. All the power generated from the high pressure turbine is used to run the compressor. The low pressure turbine provides net power output. The isentropic efficiency of each turbine is 87% and the temperature at the inlet of the high pressure turbine is 1200 K.
a) Net power output (kW) ?
b) thermal efficiency ?
c) Calculate the temperature (K) of the air at states 2, 3, 5, 6 and 7.
find it
Transcribed Image Text:net
5
T4 = 1200 K
ein
Combustor
High-pressure
turbine
1 bar
7
P₂=4 bar 2
Regenerator
Compressor
Low-pressure turbine
1 bar, 27°C
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