erativ bine engine at 310 K and 100 kPa, where mpressed to 900 kPa and 650 K. The reg ectiveness of 78 percent, and the air ente DO K. Assume constant specific heats for a nperature. The properties of air at room te

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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Required information
Air enters the compressor of a regenerative gas
turbine engine at 310 K and 100 kPa, where it is
compressed to 900 kPa and 650 K. The regenerator has an
effectiveness of 78 percent, and the air enters the turbine at
1400 K. Assume constant specific heats for air at room
temperature. The properties of air at room temperature are cp
= 1.005 kJ/kg-K and k= 1.4.
For a turbine efficiency of 90 percent, determine the amount of heat transfer
the regenerator. (You must provide an answer before moving on to the next
part.)
The amount of heat transfer in the regenerator is
IkJ/kg.
Transcribed Image Text:Required information Air enters the compressor of a regenerative gas turbine engine at 310 K and 100 kPa, where it is compressed to 900 kPa and 650 K. The regenerator has an effectiveness of 78 percent, and the air enters the turbine at 1400 K. Assume constant specific heats for air at room temperature. The properties of air at room temperature are cp = 1.005 kJ/kg-K and k= 1.4. For a turbine efficiency of 90 percent, determine the amount of heat transfer the regenerator. (You must provide an answer before moving on to the next part.) The amount of heat transfer in the regenerator is IkJ/kg.
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