Post on 10-Feb-2017
SHRI SANT GADGE BABA COLLEGE OF ENGINEERING AND TECHNOLOGY
AH-64 APACHE
-SIMRAN .R. SINGHS.E. (MECHANICAL)
INTRODUCTION
• Four-blade, twin-engine attack helicopter.
• Tail wheel-type landing gear arrangement.
• Cockpit for a two-man crew.
• Weapon-“Hellfire missile”.
• Length - 18m
• Weight – 5,165kg
AH-64 APACHE
MAIN PARTS
• Main rotor, spins with 6m blades.
• Tail rotor, working against main rotor force.
• Pilot night vision system.
• Landing gear for supporting weight.
• Swash plate
AH-64 APACHE
APACHE ENGINEAH-64 APACHE
• Turbo shaft jet engines are used.
• Principle-"suck, squeeze, burn and blow”.
• Power is transferred from the engine using a main gearbox
WORKINGAH-64 APACHE
• Slight angle of attack given to shaft and spins the shaft.• Power is transmitted from engine to rotor
by gearbox• Tail rotor produces thrust. • Sideways thrust resists engine’s desire to
spin the body.
APACHE’S WEAPONAH-64 APACHE
• “Hellfire missile”- Primary weapon
• Each missile is miniature aircraft.
- Guidance computer
- steering control
- Propulsion system
• Carries missile on four firing rails.
• Can carry 16 missile at a time.
• Hellfire, uses Laser guidance system.
• Hellfire-ΙΙ, uses radar seeker.
CONTROLS AND SENSORSAH-64 APACHE
• Controls manipulate rotors using_ - Mechanical hydraulic system, - Digital stabilization system.• Swash Plate Mechanism_
- Collective control, - Cyclic control.
• sensor equipment - Radar dome - Radar signal processor - Night vision sensor
CONCLUSIONAH-64 APACHE
• A revolutionary development in the history of war.
• Formidable opponent on the battlefield.
• Designed to survive heavy attack.
• Inflict massive damage.
• Has strength and agility.
• Holds 1st position among
revolutionary helicopters.
REFRENCE
AH-64 APACHE
• http://www.howstuffworks.com/
• http://boeing.com/rotorcraft/military/ah64d/index.htm
• Mathew Pitt, Apache Helicopter
• Kroes, “Aircraft-Basic Science”.
THANKYOU
AH-64 APACHE