UAV CONCEPT DESIGNDesign Team – D2

AgendaAirframe ConfigurationDesign LayoutSizingWeightSystemsStabilityConclusion

Airframe Configuration

Basic

Type Twin Boom PuhserWing Type : Advance High Aspect Laminar Flow

wing (High Wing)

Airframe Type:

Sandwiched constructed assemblies are used for such areas as bulkheads, control surfaces, fuselage panels, wing panels, and empennage skins

Wing Span

Tail

Concept Design inclusion

High possibility

Wing Selection

High Wing

Advantages

Disadvantages

Aerofoil

Advantages

Tail Plane Selection

Advantages

Disadvantages

Fuselage Selection

Fuselage Semi-Monocoque

Types

Advantages Create rigid and strong structure.

Spreading loads means no single piece is failure critical.

Because of its stressed-skin construction, may withstand damages to skin.

Disadvantages

DESIGN LAYOUT

Overall shape

Technical Drawing

Continue

SIZING

INITIAL ESTIMATIONS WING

GeometryAirfoil Type: NACA Chord:Wing Span:Wing Area:Aspect Ratio:Taper Ratio:Angle of Attack:Stall Angle:

Centre of gravity:

MAC:

Aerodynamic Centre:

Calculations

Reynolds No:

Vmax:

Vclean: Desired lift:

Lift:

CL: L/D ratio:

Drag:

CD: Vstall:

CLmax: VTO:

CLmaxTO: VLanding:

CLmaxLanding: Desired lift:

INITIAL ESTIMATIONS TAIL and FUSELAGE

Tail plane Geometry

Horizontal

Area

Aspect Ratio

Wing Span

Vertical

Area

Tail plane Calculations

HorizontalLopt

CM:Vertical

Lopt

Fuselage

Geometry CalculationsLength Location of WingDiameterBulkheadsFormersCarbon rods

WEIGHT

INITIAL WEIGHT ESTIMATION

Aircraft : kg

Aircraft empty weight: kg

Wing: kg

Fuselage: kg

Tail Plane: kg

Payload weight: kg

Landing Gear: kg

Aerodynamic Centre: m

Centre of Gravity: m

SYSTEMS

Motor With the propeller in the back of the aircraft

Servos Behind the nose compartment

Propeller Back

Battery Underneath the motor in the root of the wing and its position is variable to adjust CG

Speed Controllers Along the wing

Receiver On the front of the nose plane

Camera Underneath the receiver in the nose

Landing Gear

Electrical System• Propeller (8 X 7)

• Motor

• Battery

• Speed Controller

• Receiver

• Camera

STABILITY

CONCLUSIONUAV has the following features