Trusted to deliver excellence

A brief history of the Jet

Engine

Corporate Jet Investor Conference

Miami 2015

Steve Friedrich

2

Trusted to deliver excellence

The Past

A brief history of the Jet Engine4

• Whittle vs. Ohain

• First modern use of a turbojet

engine

• First Commercial application

• Evolution of the Turbofan

Trusted to deliver excellence

The Present

6

7

What do Parts Cost?8

Required

Description Cost per engine Total

Fan Blade $14,227.20 24 $341,452.80

Fan Disc $264,406.00 1 $264,406.00

LPT Blade $5,746.80 100 $574,680.00

Annulus Fillers $5,205.60 24 $124,934.40

LPT NGV $6,150.00 22 $135,300.00

HPC Stg 1 $3,980.40 31 $123,392.40

HPT Stg 1 $7,430.40 74 $549,849.60

HPT Stg 2 $5,097.60 55 $280,368.00

Trusted to deliver excellence

The Future

Research & Technology10

Modern turbofan design considerations

• Thrust

• Weight

• Fuel Consumption

• Emissions

• Maintainability

Reliability is a given

11

Questions?

12