What is thrust augmentation? Explain any two methods of thrust augmentation AeroTribe May 18, 2023 IMPORTANT QUESTIONS 0 Comments Thrust augmentation refers to techniques or methods used to increase the thrust output of an engine beyond its normal operating conditions....
Explain with neat sketch operating principles of turbofan engine AeroTribe May 18, 2023 IMPORTANT QUESTIONS 0 Comments A turbofan engine is a type of air-breathing jet engine that is widely used in aircraft propulsion. It consists of several key components, ...
Find specific thrust and SFC of a simple turbojet engine, having the following component performance at which the cruise speed and altitude are M 0.8 and 10000m. Select ambient condition from the gas table. Compressor pressure ratio 8.0 Turbine inlet temperature 1200K Isentropic efficiency: Of compressor ηc 0.87 Of turbine ηt 0.90 Of intake ηi 0.93 Of propelling nozzle ηj 0.95 Mechanical transmission efficiency ηm 0.99 Combustion efficiency ηb 0.98 Combustion chamber pressure loss ∆Pb 4% of compressor outlet pressure. C.V of fuel is 43,000 KJ/Kg, assume data if necessary, Cpa ≠ Cpg AeroTribe May 18, 2023 IMPORTANT QUESTIONS 0 Comments To calculate the specific thrust and specific fuel consumption (SFC) of a turbojet engine, we'll use the given component performance da...
An advanced fighter engine operating at Mach 0.8 and 10Km altitude where, Ta=223.297K & Pa=0.2649 bar has the following uninstalled performance data and uses a fuel with C.V= 42,800KJ/Kg: Thrust = 50 KN Mass flow of air = 45Kg/s Mass flow of fuel = 2.65 Kg/s Determine the specific thrust, thrust specific fuel consumption; exit velocity, thermal efficiency, propulsion efficiency, and overall efficiency (assume exit pressure equal to ambient pressure). AeroTribe May 18, 2023 IMPORTANT QUESTIONS 0 Comments To determine the specific thrust, thrust-specific fuel consumption, exit velocity, thermal efficiency, propulsion efficiency, and overall e...