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Easa part 66 module 15 Gas Turbine Engine CH 21/25.

APTL License | Gas Turbine Engine CH 21/25 Overall rating: ★★★★☆ 4.4 based on 349 reviews
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Introduction to Thrust distribution & Performance PDF.

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The performance needs of associate engine are clearly determined to an oversize extent by the kind of operation that the engine is meant. the facility of the turbo-jet engine is measured in thrust, created at the propellant nozzle or nozzles, which of the turbo-propeller engine is measured in shaft horse-power (s.h.p.) created at the mechanical device shaft. However, each sorts are within the main assessed on the quantity of thrust or s.h.p. they develop for a given weight, fuel consumption and cortical area.


The Jet Engine by Rolls Royce

Chapter 1/25 : Basic mechanics (page 1 to 10)
Chapter 2/25 : Working cycle and airflow (page 11 to 18)
Chapter 3/25 : Compressors (page 19 to 34)
Chapter 4/25 : Combustion chambers (page 35 to 44)
Chapter 5/25 : Turbines (page 45 to 58)
Chapter 6/25: Exhaust system (page 59 to 64)
Chapter 7/25 : Accessory drives (page 65 to 73)
Chapter 8/25 : Basic mechanics (page 73 to 85)
Chapter 9/25 : Lubrication (page 85 to 94)
Chapter 10/25 : Internal air system (page 95 to 120)
Chapter 11/25 : Fuel system (page 121 to 132)
Chapter 12/25 : Starting and ignition (page 133 to 146)
Chapter 13/25 : Ice protection (page 147 to 152)
Chapter 14/25 : Fire protection (page 153 to 158)
Chapter 15/25 : Thrust reversal (page 159 to 168)
Chapter 16/25 : Afterburning (page 169 to 180)
Chapter 17/25 : Water injection (page 181 to 186)
Chapter 18/25 : Vertical/short take-off and landing (page 187 to 198)
Chapter 19/25 : Noise suppression (page 199 to 206)
Chapter 20 & 21 /25 : Thrust distribution & Performance (page 207 to 214)
Chapter 22/25 : Manufacture (page 215 to 228)
Chapter 23/25 : Power Plant Installation (page 229 to 242)
Chapter 24/25 : Maintenance (page 243 to 262)
Chapter 25/25 : Overhaul (page 251 to 264)

 Download Full Document from Amazon Last edition (2015-07-20).


Performance ( Chapter 20 & 21/25 ) PDF.

Sample Quiz  –   Gas Turbine Engine Quiz ( 60 questions 75 min),
Category AGas Turbine Engine Quiz ( 60 questions 75 min),
Category B1Gas Turbine Engine Quiz ( 92 questions 115 min),

Performance Rolls Royce the jet.
Performance Rolls Royce the jet.


APTL License

2. Since the thrust or s.h.p. developed relies on the mass of air getting into the engine and also the acceleration imparted thereto throughout the engine cycle, it’s clearly influenced, as afterward represented, by such variables because the forward speed of the craft, altitude and atmospheric condition, These variables influence the potency of the air intake, the mechanical device, the rotary engine and also the jet pipe; consequently, the gas energy obtainable for the assembly of thrust or s.h.p. conjointly varies aptl license .
3. within the interest of fuel economy and craft vary, the quantitative relation of fuel consumption to thrust or s.h.p. ought to be as low as potential. This ratio, referred to as the precise fuel consumption (s.f.c.), is expressed in pounds of fuel per hour per pound of web thrust or s.h.p. and is set by the thermal and propulsive potency of the engine. In recent years significant progress has been created in reducing s.f.c. and weight. These factors are additional explained in para. 46. wherever as the thermal potency is usually cited because the internal efficiency of the engine, the propulsive potency is cited because the external efficiency. This latter potency, represented in para. aptl license, explains why the pure reaction-propulsion engine is a smaller amount economical than the turbo-propeller engine at lower craft speeds resulting in development of the by-pass principle and, additional recently, the prop fan styles aptl license .
5. The thermal {and the|and therefore the|and conjointly the} propulsive potency also influence, to an oversize extent, the scale of the mechanical device and rotary engine, so deciding the load and diameter of the engine for a given output aptl license.

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Module 15: Gas Turbine Engine

Easa part 66 discussion Module 15: Gas Turbine Engine

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