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Focal PointUltralight Aircraft Design Philosophy
C o u r s e : E l e c t i v e S t u d y
A s s e s s o r : E v a Wi n d b a c h e r - S c h w a g e r
P r e s e n t e d b y : K h a n d o k e r R a i s u l A z a d
D a t e : 3 0 - 0 1 - 2 0 1 4
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Overview
BackgroundResearch AreaMethodsProcedureDesign Steps
Assembling PhilosophyResults and EvaluationConclusion and Outline
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DefinitionBritish Micro light (1 or 2 Seats) 300 to 450 KgCanada Ultralight (1 seat *Basic & 2 Seat *Advance) 165 to 195 Kg
American Ultralight (Only one seat) 115 Kg *No Reg. & License needed*
FAA Under 103 regulation with limitations.
EASA Very light aircraft under CS-VLA (Max 2 seats) Max T-off Weight 75
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Background
Get acutance with aircraft design.Aviation safety concern.Prospect of Master thesis.Rocketing market.
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Research Area
Ultralight ircraft Design Philosophy
Philosophy which ignite the passion of Ultralight a/c design.
Design steps jurisdiction.
Factors effecting design performance .
Relate philosophy with the projection of Design.
Find out the cost effective way.
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Method
Identify theKey factors
HistoricalData
LiteratureReview
Consultationsand
Discussions
Software XFLR5 Martin Hollman
aircraft Software Raymer Software
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Procedure
3. Apply themto existing
design.
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Design Steps
Requirements
InitialDrawing
WeightCalculations
EngineSelection
AirfoilSelection
WingSelection
TailGeometry
FuselageSizing LandingGear Design
ControlSurfaceDesign
AircraftPart
Placement
Re-calculationof Weight
PerformanceAnalysis
StabilityAnalysis
DetailDrawing
Prototype
NO
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Assembling PhilosophyFuselage
Engine
TailPlane
Wings
LandingGear
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Results & Evaluation1. Testifying the whole methods by applying them to different a/c.
P96 GOLF 80
DF 2000
YUMA (STOL)
Allegro 2000
SAVANNAH
2. Testifying by applying them to new a/c.
Ultralight ircraft Design Philosophy
New Designed Ultralight AircraftEmpty weight 1922 N Wing Span 6.80
Aircraft Length {m} 4.56 CLmax 2.18
Max speed {km/h} 136 Max rate of climb {m/s} 4.70
Cruising speed {km/h} 116 Take off run {m} 55
Stall speed {km/h}flaps up 46 Landing run {m} 50
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Conclusion and OutlookDesign philosophy isplaced in factual order.
Presented the design
philosophy in moreinteractive way.
Unconvinced
equations found butgood for predictions.
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Q & A Session
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