意大利比亚乔 PIAGGIO P180 AVANTI

• u 49 Electrical bay, housing NiCad 25V 38Ahr battery and generator controllers 50 Lockable baggage compartment door (27inx27inapprox) 51 Fully lined baggage compartment (60ft3) 52 Rearfuselage structure, built-up frames and stringers 53 Ram-air intake (Naca duct) to heat exchanger (right side) 54 Heat exchanger and pre-cooler 55 Water separator 56 Engine bleed-air duct to ECS system via control valves 57 Overboard air outlet duct (below aircraft) 1 Carbonfibre honeycombe-cored nosecone housing Collins WXR-250 weather radar and glideslope aerials 2 Avionics bay 3 Pitot head (electrically heated, below foreplane, both sides) 4 Fixed one-piece foreplane (anhedral 5°) 5 Foreplane attachment lugs (adjustable incidence for flight testing) 6 Foreplane flaps lowered electrically with wing flaps 7 Dual electric foreplane flap actuators 8 Two-piece windscreen, production version (electrically heated) 9 Fully shrouded Efis instrument panel 10 Dowty stoerable nose undercarriage (5in x 5in tyres) 11 Hydraulic retraction jack 12 Breaker strut 13 Landing and taxi lamps 14 Forward pressure bulkhead (canted forward) 15 Two-piece passenger door and combined steps (24in x 57in) 16 Dual control columns with autopilot disconnect press buttons 17 Rudder pedals with toe-brakes 18 Centre console with power and propeller levers 19 Fully adjustable crew seats 20 Circuit-breaker panels (both sides) 21 Rolled fuselage frames and longerons 22 Window belt outer skin 23 Inner skin pressings 24 Stretch-formed, compound-curve fuselage panels 25 Emergency oxygen bottle (22ft3) below seats 26 Pull-in emergency exit 27 Cabin insulation blankets 28 Seven-seat passenger cabin (six recline and swivel) c^^E5L FLIGHT INTERNATIONAL, 21 June 1986 ~ ^z Moulded carbonfibre honeycomb core tailcone and fin structure Forward fin spar/fuselage attachment bolted to machined titanium fitting One-piece moulded, variable incidence tailplane (5' anhedral) Tailplane pivot point (titanium) Single tail-safe tailplane electric actuator Elevator control cables and bellcrank assembly Counterbalance spring and linkage Rudder cables and quadrant 66 Rudder trim-tab (fail-safe electrically actuated) 67 Upper rotating beacon 68 White rear position light 69 VHF nav (both sides) 70 Ventral fin panels (both sides) may be omitted on production aircraft 71 Tail over-rotation tail bumper 72 VHF No. 2 aerial 73 Pre-opening and closing main undercarriage bay door (Kevlar moulding) 74 Machined undercarriage pivot truss frames (two per side) 75 Drag brace strut and retraction jack 76 Wishbone and shock absorber strut 77 Main undercarriage single wheel (6.50in x lOin tyres) incorporating multi- disc carbon brakes 78 Hydraulic single-pack reservoir and pump 79 Electric fail-safe flap actuator BO Flap drive torque shafts 81 Single-slotted inboard flap screw jack actuator 82 Flap track and rollers (both sides) 83 Two-spar wing torsion box, stiffened by integrally milled stringer skin panels (sealed for tankage) 84 Tank inspection panels on lower surface U 68 TAILPLANE INCIDENCE < - 1 1 ° FLIGHT INTERNATIONAL John Marsden AMRAeS Genoa '86 85 Machined front and rear spars 86 Web plate wing ribs 87 Left and right wing multi-bolt assembly forming continuous wing 88 Wing carry-through riveted to fuselage frames 89 Detachable aluminium leading edge 90 Leading-edge "piccolo" tube, thermal de-icing duct 91 Flap shroud (carbonfibre reinforced plastic) 92 Detachable moulded Kevlar wing tips 93 Navigation lights 94 Fowler-type outer wing flaps and rear vane (aluminium honeycomb skin) 95 Torque driveshaft and universal couplings 96 Screw-jack and flap actuators 97 Machined flap tracks 98 Track/wing attachment brackets FLIGHT INTERNATIONAL, 21 June 1986 99 Flap carriage and roller assembly 100 Kevlar flap track fairings 101 Fuel tank end ribs (246 US gal. Total fuel capacity 416 US gal) 102 Aileron-control changeover quadrant from cable to linkage 103 Aileron-control brackets and push-pull linkage 104 Aileron actuating crank and rod 105 Aileron trim tab (fail-safe electrically actuated) 106 Aileron aluminium honeycomb panels and ribs with built-in rubber aerodynamic seal 107 Pratt & Whitney PT6A-66 800 s.h.p. turboprop engine 108 Hartzell 85in-diameter fully feathering and reversing constant-speed propeller, Kevlar reinforced plastic blades, de-iced by engine exhaust (shown feathered) 109 Area-ruled spinners 110 Propeller pitch and synchronisation control units 111 Exhaust ducts 112 Engine fuel injectors 113 Stainless steel firewall 114 Support frame and engine isolators 115 Engine air intake (cowling forms plenum chamber) Fire extinguisher bottle (one per engine) Machined titanium engine support frames 118 Engine support steel truss thrust members Truss/wing attachment lugs Area-ruled Kevlar moulded engine nacelles Engine air intake with built-m-inertial ice separator 122 One-piece moulded bifurcated intake duct 123 Internal dual-vane electric actuator 124 Nacelle upper venting panel 125 Generator air cooling duct 126 Wing ice inspection light 127 Engine intake deicing not finalised (may be thermal or electric) 128 Static electric discharge wicks (glassfibre) 116 117 119 120 121 45 © Business Press International Ltd 1986