JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

UNIT - I

Introduction To Airplane Performance: The role and design mission of an Aircraft, Specification of the Performance requirements and mission profile, Importance of performance analysis, estimation, measurement, operational safety and economy, Scheduled performance and operational performance of the Aircraft, The standard atmosphere, Off- standard and design atmosphere, Measurements of air data, Air data computers.

UNIT - II

Basic Aerodynamic And Propulsion Characteristics: Source of aerodynamic forces, Aerodynamic lift, drag and moment, Aerodynamic coefficients, Variation of lift, drag, moment co-efficient, Aerodynamic centre, Lift and drag build up-Lift for the finite wing, Wing body combinations, Drag, Drag polar, Side force, Drag reduction methods, Aerodynamic relationships for a parabolic drag polar, Thrust and efficiency, Types of engines, Reciprocating engines, Turbojet engines, Turbofan, Turboprop, Variation of power, thrust, specific fuel consumption with velocity and altitude, Afterburning.

UNIT - III

Airplane Performance-Steady Flight: Equations of motion for steady level flight, Thrust required-graphical and analytical approach, Fundamental parameters-Thrust to Weight ratio, Wing loading, Lift to Drag ratio, Thrust available, Maximum velocity of the airplane, Power required, Power available and Maximum velocity, Drag divergence mach number, Effect of drag divergence on maximum velocity, Minimum velocity, Stall and High lift devices. Gliding flight-Glide angle and Sinking speed, Glide range and Endurance, Climbing flight, Rate of climb, Climb angle, Time to climb, Service and Absolute ceiling, Range-Range for a propeller driven airplane, Range for a jet propelled airplane, Endurance- Endurance for a propeller driven airplane, Endurance for a jet propelled airplane.

UNIT - IV

Maneuvering Flight: Accelerated motion of aircraft-Equations of motions-The maneuver envelope, Longitudinal maneuvers-The Pull-up or Push over maneuver and Pull down maneuver, Lateral maneuvers-Turn performance-Turn rates, Turn radius, Limiting factors, Instantaneous and Sustained turns, Specific excess power, Energy turns, Maneuvers boundaries, Maneuver performance of Military aircraft, Transport aircraft.

UNIT - V

Take-Off And Landing Performance: Take-off performance-Estimation of Take-off distances, Effect on the take-off distance of weight, wind, runway conditions, ground effect, Take off performance safety factors, Landing Performance-Estimation of Landing distances, Effect on the landing distance, The discontinued landing, Baulked landing, Air safety

JNTUH HYDERABAD B.TECH AERONAUTICAL ENGINEERING

procedures and Requirements on Landing performance, Flight safety criteria, Performance classification of Civil aircraft, Flight planning-Performance planning and Fuel planning-Fuel requirements, Trip fuel, Environmental effects, Reserves, Tankering.

TEXTBOOKS:

• 1. Anderson, J.D. Jr., Aircraft Performance and Design McGraw Hill Publishing Co., 1 st Edition, 1998.
• 2. Eshelby, M.E., Aircraft performance: Theory and Practice, Elsevier, 1 st Edition, 2000.
• 3. Brandt, S.A. et.al., Introduction to Aeronautics : A Design Perspective, American Institute of Aeronautics & Astronautics; 3 rd Edition, 2015.
• 4. Edward Lewis Houghton, N. B. Carruthers, Aerodynamics for Engineering Students, Butterworth - Heineman, 5th Edition, 2003. REFRENCES:
• 1. Dole, C.E., Flight Theory and Aerodynamics: A Practical Guide for Operational Safety, 2nd Edition, Wiley, 2000.
• 2. McCormick, B.W, Aerodynamics, Aeronautics and Flight Mechanics, 2nd Edition, Wiley, 1995.
• 3. Raymer, D.P., Aircraft Design: A Conceptual Approach, 2 nd Edition, AIAA, 1992.
• 4. Yechout, T.R. et al., Introduction to Aircraft Flight Mechanics, AIAA Eduction Series , AIAA, 1 st Edition, 2003.