HOQ examples - QFD Example (modified from Chapter 6 of...

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Engine Efficiency ++ Battery Cell Power ++ ++ Engine Weight + Maximum Wing Span Aspect Ratio Cabin area Aerodynamic Body Composite applications ++ ++ ++ Landing Gear Tires Time to Assemble Engine Time to refuel + + + + Manufacturing Cost + + + ++ Battery Cell Recharge Cost Structural Loading + + + ++ ++ Take-off Speed + + + + + Dynamical Control Engine Noise HOW BENCHMARKS BENCHMARKS Importance Engine Efficiency Battery Cell Power Engine Weight Overall Mass Maximum Wing Span High Aspect Ratio Cabin Area Aerodynamic Body Composite Applications Landing Gear Tires Time to Assemble Engine Time to Refuel Time to Disassemble for Maintenance Precise Dynamical Control Engine Noise Manufacturing Cost Structural Loading Take off Speed Battery Cell Recharge Cost (yr) Cessna 172 Corvalis TT KingAir F-90 direction of improvement direction of improvement Performance Mid-Range 4 9 9 1 3 1 1 3 5 5 5 Mid-Range 4 5 5 5 1 9 9 3 3 3 3 1 2 4 1 1 2 4 Fast 2 3 9 3 3 9 9 2 4 4 Fast 2 2 4 4 Structural Physically Appealing 2 1 1 3 9 3 1 1 3 3 Physically Appealing 2 1 3 3 Withstand cargo weight 4 1 1 1 3 9 1 1 2 4 1 1 2 Easy to manufacture 2 1 1 1 3 9 1 1 3 3 5 3 3 Easy to manufacture 2 5 3 3 East to maintain 3 1 1 1 3 9 2 2 2 East to maintain 3 2 2 2 Light weight 4 9 9 1 1 9 1 5
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This note was uploaded on 03/09/2011 for the course AAE 490 taught by Professor Andrisani during the Spring '09 term at Purdue University-West Lafayette.

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HOQ examples - QFD Example (modified from Chapter 6 of...

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