Airplane Related Operating Costs 能 CAPITAL COSTS: CASH AIRPLANE RELATED Financing OPERATING COSTS Insurance Capital Crew Depreciation Costs Fuel CAROC Maintenance 40% 60% Landing Ground Handling GPE Depreciation GPE Maintenance Control Communications CAROC is only 60%-ownership costs are significant 9/19/2002 16885 AEROSPACE COMPUTATIONAL DESIGN LABORATORY
9/19/2002 16.885 AEROSPACE COMPUTATIONAL DESIGN LABORATORY Airplane Related Operating Costs CASH AIRPLANE RELATED OPERATING COSTS: Crew Fuel Maintenance Landing Ground Handling GPE Depreciation GPE Maintenance Control & Communications CAROC 40% 60% Capital Costs CAPITAL COSTS: Financing Insurance Depreciation CAROC is only 60% - ownership costs are significant!
CAROC Breakdown per Trip 能 Other Control &Cm3% Ground Fuel is roughly 20%of Handling 9% 60% of 70% of Total 7% Operating Cost Landing% Crew ie.8% 40% Maintenance 15% Fuel 20% ypical data for a large commercial jet 9/19/2002 16885 AEROSPACE COMPUTATIONAL DESIGN LABORATORY
9/19/2002 16.885 AEROSPACE COMPUTATIONAL DESIGN LABORATORY CAROC Breakdown per Trip Landing 6% Ground Handling 7% Control & Comm 9% Other 3% Fuel 20% Crew 40% Maintenance 15% Fuel is roughly 20% of 60% of 70% of Total Operating Cost i.e. 8% typical data for a large commercial jet
Non-Recurring Cost Cost incurred one time only Engineering airframe design/analysis configuration control systems engineering Tooling design of tools and fixtures fabrication of tools and fixtures Other development support flight testing 9/19/2002 16885 AEROSPACE COMPUTATIONAL DESIGN LABORATORY
9/19/2002 16.885 AEROSPACE COMPUTATIONAL DESIGN LABORATORY Non-Recurring Cost Cost incurred one time only: Engineering - airframe design/analysis - configuration control - systems engineering Tooling - design of tools and fixtures - fabrication of tools and fixtures Other - development support - flight testing Engineering Tooling Other
Recurring Cost 能 Cost incurred per unit Labor fabrication assembl integration Material to manufacture raw material purchased outside production purchased equipment Production suppor rt QA production tooling support 2950 engineering support 9/19/2002 16885 AEROSPACE COMPUTATIONAL DESIGN LABORATORY
9/19/2002 16.885 AEROSPACE COMPUTATIONAL DESIGN LABORATORY Recurring Cost Cost incurred per unit: Labor - fabrication - assembly - integration Material to manufacture - raw material - purchased outside production - purchased equipment Production support - QA - production tooling support - engineering support Labor Material Support
Learning Curve 能 As more units are made the recurring cost per unit decreases This is the learning curve effect e.g. Fabrication is done more quickly, less material is wasted =Yx number of hours to produce unit X n= log b/log 2 b= learning curve factor (80-100% 9/19/2002 16885 AEROSPACE COMPUTATIONAL DESIGN LABORATORY
9/19/2002 16.885 AEROSPACE COMPUTATIONAL DESIGN LABORATORY Learning Curve As more units are made, the recurring cost per unit decreases. This is the learning curve effect. e.g. Fabrication is done more quickly, less material is wasted. n x Y Y x 0 Yx = number of hours to produce unit x n = log b/log 2 b = learning curve factor (~80-100%)