jet engine propulsion chapter 10 thrust reverse system putting the brakes on

JET ENGINE PROPULSION Chapter 10 Thrust Reverse System Putting the Brakes On

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THRUST REVERSERS BASIC PRINCIPAL Divert some or all of the rearward directed jet in an almost forward direction providing reverse thrust Thrust reverse uses about 70% of full engine power.

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JET ENGINE PROPULSION Chapter 10

Thrust Reverse SystemPutting the Brakes On

THRUST REVERSERSThrust Reverser Effect

Shorter Landing Roll-out

Page 3: JET ENGINE PROPULSION Chapter 10 Thrust Reverse System Putting the Brakes On

THRUST REVERSERS

BASIC PRINCIPAL

Divert some or all of the rearward directed jet

in an almost forward direction

providing reverse thrust

Thrust reverse uses about 70% of full engine power.

Page 4: JET ENGINE PROPULSION Chapter 10 Thrust Reverse System Putting the Brakes On

THRUST REVERSERSSelection, Sequencing and Safety Features

Piggy-back Lever

Select Reverse Thrust Power

Main Throttle Lever

Piggy-back Lever

Electro/Hydro Mechanical Control System

Select Reverse Deployment

Select Reverse Thrust Power

FADEC Control System

Maximum Forward Thrust

Forward Idle

Maximum Reverse Thrust

Reverse Idle

Main Throttle Lever

Select Reverse Deployment

Cam Follower

Throttle Cam

Forward Idle

Power

Maximum Forward Thrust

Reverse Idle

Power

Maximum Reverse Power

Page 5: JET ENGINE PROPULSION Chapter 10 Thrust Reverse System Putting the Brakes On

THRUST REVERSERSTRANSLATING COWL TYPE

NORMAL FORWARD THRUSTBLOCKER BLOCKER

DOORSDOORS

BLOCKER BLOCKER DOOR LINKDOOR LINK

CASCADESCASCADES

TRI-STAR C17 (ILLUSTRATED ABOVE)

TRANSLATING TRANSLATING COWLCOWL

REVERSE THRUSTREVERSE THRUST

C17 LANDING – THRUST REVERSERS DEPLOYED

Page 6: JET ENGINE PROPULSION Chapter 10 Thrust Reverse System Putting the Brakes On

THRUST REVERSERSPIVOTING DOOR TYPE

PIVOTING DOORS

SENTINEL (SHOWN ABOVE)

FORWARD THRUSTFORWARD THRUSTREVERSE THRUSTREVERSE THRUSTREVERSE THRUST

SENTINEL LANDING – THRUST REVERSERS DEPLOYED

Page 7: JET ENGINE PROPULSION Chapter 10 Thrust Reverse System Putting the Brakes On

THRUST REVERSERS‘CLAM SHELL’ DOOR TYPE

CLAM SHELL DOORS

FORWARD THRUST

VC10 (SHOWN ABOVE)

VC10 LANDING – THRUST REVERSERS DEPLOYED

REVERSE THRUST

Page 8: JET ENGINE PROPULSION Chapter 10 Thrust Reverse System Putting the Brakes On

THRUST REVERSERSTARGET DOOR TYPE

TORNADO (SHOWN ABOVE)

TARGET DOORS

FORWARD THRUSTREVERSE THRUST

TORNADO LANDING – THRUST REVERSERS DEPLOYED

Page 9: JET ENGINE PROPULSION Chapter 10 Thrust Reverse System Putting the Brakes On

THRUST REVERSERSOTHER METHODS OF BRAKE ASSIST

VULCAN

DROGUE PARACHUTE

HERCULES

REVERSE PITCH PROPELLER

Page 10: JET ENGINE PROPULSION Chapter 10 Thrust Reverse System Putting the Brakes On

THRUST REVERSERS

Any Questions?

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